Paint.cpp revision 536afe6ef79a663e59c3b9781c561f7029ee9319
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* libs/android_runtime/android/graphics/Paint.cpp 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** Copyright 2006, The Android Open Source Project 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 58451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes** Licensed under the Apache License, Version 2.0 (the "License"); 68451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes** you may not use this file except in compliance with the License. 78451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes** You may obtain a copy of the License at 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 98451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes** http://www.apache.org/licenses/LICENSE-2.0 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 118451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes** Unless required by applicable law or agreed to in writing, software 128451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes** distributed under the License is distributed on an "AS IS" BASIS, 138451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 148451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes** See the License for the specific language governing permissions and 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** limitations under the License. 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project*/ 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn#define LOG_TAG "Paint" 19f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn 20f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn#include <utils/Log.h> 21f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "jni.h" 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "GraphicsJNI.h" 24ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe#include "core_jni_helpers.h" 25f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien#include <ScopedStringChars.h> 26a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien#include <ScopedUtfChars.h> 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "SkBlurDrawLooper.h" 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "SkColorFilter.h" 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "SkMaskFilter.h" 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "SkRasterizer.h" 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "SkShader.h" 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "SkTypeface.h" 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "SkXfermode.h" 35ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett#include "unicode/uloc.h" 360c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt#include "unicode/ushape.h" 37c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger#include "utils/Blur.h" 380c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 39e368b6bcfd499543a876b4cae02f1ca563ff1cb6Raph Levien#include <minikin/GraphemeBreak.h> 40a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien#include <minikin/Measurement.h> 411a73f732f91e97c9c66b808c245ddda36a10e987Raph Levien#include "MinikinSkia.h" 421a73f732f91e97c9c66b808c245ddda36a10e987Raph Levien#include "MinikinUtils.h" 436ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod#include "Paint.h" 443d528c403c8945cc326bb656ff0c2e11373401daRaph Levien#include "TypefaceImpl.h" 451a73f732f91e97c9c66b808c245ddda36a10e987Raph Levien 46f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien#include <vector> 47536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi#include <memory> 48f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien 490c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt// temporary for debugging 505c13d89c1332fcc499379b9064b891187b75ca32Chet Haase#include <Caches.h> 510c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt#include <utils/Log.h> 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectnamespace android { 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstruct JMetricsID { 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfieldID top; 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfieldID ascent; 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfieldID descent; 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfieldID bottom; 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfieldID leading; 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jclass gFontMetrics_class; 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic JMetricsID gFontMetrics_fieldID; 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jclass gFontMetricsInt_class; 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic JMetricsID gFontMetricsInt_fieldID; 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 69ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenbergerstatic jclass gPaint_class; 70ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenbergerstatic jfieldID gPaint_nativeInstanceID; 71ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenbergerstatic jfieldID gPaint_nativeTypefaceID; 72ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger 736ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbodstatic void defaultSettingsForAndroid(Paint* paint) { 74c511bee87cda99a252d1a62487f47c8f05aee78cFabrice Di Meglio // GlyphID encoding is required because we are using Harfbuzz shaping 756ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod paint->setTextEncoding(Paint::kGlyphID_TextEncoding); 763d63e0119dc763ed0a06fd7498375746fd391d80Mike Reed} 773d63e0119dc763ed0a06fd7498375746fd391d80Mike Reed 78476f7158222e49ec24a5fc08f0bbb33fb8ca10bfJohn Reckstruct LocaleCacheEntry { 79476f7158222e49ec24a5fc08f0bbb33fb8ca10bfJohn Reck std::string javaLocale; 80476f7158222e49ec24a5fc08f0bbb33fb8ca10bfJohn Reck std::string languageTag; 81476f7158222e49ec24a5fc08f0bbb33fb8ca10bfJohn Reck}; 82476f7158222e49ec24a5fc08f0bbb33fb8ca10bfJohn Reck 83476f7158222e49ec24a5fc08f0bbb33fb8ca10bfJohn Reckstatic thread_local LocaleCacheEntry sSingleEntryLocaleCache; 84476f7158222e49ec24a5fc08f0bbb33fb8ca10bfJohn Reck 856ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbodclass PaintGlue { 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic: 870c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt enum MoveOpt { 880c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt AFTER, AT_OR_AFTER, BEFORE, AT_OR_BEFORE, AT 890c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt }; 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 91ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger static Paint* getNativePaint(JNIEnv* env, jobject paint) { 92ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger SkASSERT(env); 93ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger SkASSERT(paint); 94ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger SkASSERT(env->IsInstanceOf(paint, gPaint_class)); 95ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger jlong paintHandle = env->GetLongField(paint, gPaint_nativeInstanceID); 96ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger android::Paint* p = reinterpret_cast<android::Paint*>(paintHandle); 97ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger SkASSERT(p); 98ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger return p; 99ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger } 100ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger 101ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger static TypefaceImpl* getNativeTypeface(JNIEnv* env, jobject paint) { 102ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger SkASSERT(env); 103ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger SkASSERT(paint); 104ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger SkASSERT(env->IsInstanceOf(paint, gPaint_class)); 105ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger jlong typefaceHandle = env->GetLongField(paint, gPaint_nativeTypefaceID); 106ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger android::TypefaceImpl* p = reinterpret_cast<android::TypefaceImpl*>(typefaceHandle); 107ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger return p; 108ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger } 109ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger 11036bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static void finalizer(JNIEnv* env, jobject clazz, jlong objHandle) { 1116ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* obj = reinterpret_cast<Paint*>(objHandle); 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project delete obj; 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11536bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static jlong init(JNIEnv* env, jobject clazz) { 116e3a40ea488c7cfa396d5901255719a6ddab791d4Ben Wagner static_assert(1 << 0 == SkPaint::kAntiAlias_Flag, "paint_flags_mismatch"); 117e3a40ea488c7cfa396d5901255719a6ddab791d4Ben Wagner static_assert(1 << 2 == SkPaint::kDither_Flag, "paint_flags_mismatch"); 118e3a40ea488c7cfa396d5901255719a6ddab791d4Ben Wagner static_assert(1 << 3 == SkPaint::kUnderlineText_Flag, "paint_flags_mismatch"); 119e3a40ea488c7cfa396d5901255719a6ddab791d4Ben Wagner static_assert(1 << 4 == SkPaint::kStrikeThruText_Flag, "paint_flags_mismatch"); 120e3a40ea488c7cfa396d5901255719a6ddab791d4Ben Wagner static_assert(1 << 5 == SkPaint::kFakeBoldText_Flag, "paint_flags_mismatch"); 121e3a40ea488c7cfa396d5901255719a6ddab791d4Ben Wagner static_assert(1 << 6 == SkPaint::kLinearText_Flag, "paint_flags_mismatch"); 122e3a40ea488c7cfa396d5901255719a6ddab791d4Ben Wagner static_assert(1 << 7 == SkPaint::kSubpixelText_Flag, "paint_flags_mismatch"); 123e3a40ea488c7cfa396d5901255719a6ddab791d4Ben Wagner static_assert(1 << 8 == SkPaint::kDevKernText_Flag, "paint_flags_mismatch"); 124e3a40ea488c7cfa396d5901255719a6ddab791d4Ben Wagner static_assert(1 << 10 == SkPaint::kEmbeddedBitmapText_Flag, "paint_flags_mismatch"); 1250b8606266c1afc69cbeb73acda67c85d87943318Derek Sollenberger 1266ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* obj = new Paint(); 1273d63e0119dc763ed0a06fd7498375746fd391d80Mike Reed defaultSettingsForAndroid(obj); 12836bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat return reinterpret_cast<jlong>(obj); 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13136bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static jlong initWithPaint(JNIEnv* env, jobject clazz, jlong paintHandle) { 1326ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 1336ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* obj = new Paint(*paint); 13436bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat return reinterpret_cast<jlong>(obj); 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1368451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 13736bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static void reset(JNIEnv* env, jobject clazz, jlong objHandle) { 1386ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* obj = reinterpret_cast<Paint*>(objHandle); 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project obj->reset(); 1403d63e0119dc763ed0a06fd7498375746fd391d80Mike Reed defaultSettingsForAndroid(obj); 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1428451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 14336bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static void assign(JNIEnv* env, jobject clazz, jlong dstPaintHandle, jlong srcPaintHandle) { 1446ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* dst = reinterpret_cast<Paint*>(dstPaintHandle); 1456ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* src = reinterpret_cast<Paint*>(srcPaintHandle); 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *dst = *src; 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1488451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 1494c9355c35a0f62805739823a62ad41ca1cbc6502Mike Reed // Equivalent to the Java Paint's FILTER_BITMAP_FLAG. 1504c9355c35a0f62805739823a62ad41ca1cbc6502Mike Reed static const uint32_t sFilterBitmapFlag = 0x02; 1514c9355c35a0f62805739823a62ad41ca1cbc6502Mike Reed 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jint getFlags(JNIEnv* env, jobject paint) { 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 154ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger Paint* nativePaint = getNativePaint(env, paint); 1554c9355c35a0f62805739823a62ad41ca1cbc6502Mike Reed uint32_t result = nativePaint->getFlags(); 1564c9355c35a0f62805739823a62ad41ca1cbc6502Mike Reed result &= ~sFilterBitmapFlag; // Filtering no longer stored in this bit. Mask away. 1572a1ce8a4e5258b6599cb8e86864eb816d24d69b4Mike Reed if (nativePaint->getFilterQuality() != kNone_SkFilterQuality) { 1584c9355c35a0f62805739823a62ad41ca1cbc6502Mike Reed result |= sFilterBitmapFlag; 1594c9355c35a0f62805739823a62ad41ca1cbc6502Mike Reed } 16036bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat return static_cast<jint>(result); 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1628451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setFlags(JNIEnv* env, jobject paint, jint flags) { 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 165ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger Paint* nativePaint = getNativePaint(env, paint); 1664c9355c35a0f62805739823a62ad41ca1cbc6502Mike Reed // Instead of modifying 0x02, change the filter level. 1672a1ce8a4e5258b6599cb8e86864eb816d24d69b4Mike Reed nativePaint->setFilterQuality(flags & sFilterBitmapFlag 1682a1ce8a4e5258b6599cb8e86864eb816d24d69b4Mike Reed ? kLow_SkFilterQuality 1692a1ce8a4e5258b6599cb8e86864eb816d24d69b4Mike Reed : kNone_SkFilterQuality); 1704c9355c35a0f62805739823a62ad41ca1cbc6502Mike Reed // Don't pass through filter flag, which is no longer stored in paint's flags. 1714c9355c35a0f62805739823a62ad41ca1cbc6502Mike Reed flags &= ~sFilterBitmapFlag; 1724c9355c35a0f62805739823a62ad41ca1cbc6502Mike Reed // Use the existing value for 0x02. 1734c9355c35a0f62805739823a62ad41ca1cbc6502Mike Reed const uint32_t existing0x02Flag = nativePaint->getFlags() & sFilterBitmapFlag; 1744c9355c35a0f62805739823a62ad41ca1cbc6502Mike Reed flags |= existing0x02Flag; 1754c9355c35a0f62805739823a62ad41ca1cbc6502Mike Reed nativePaint->setFlags(flags); 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1778451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 178f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn static jint getHinting(JNIEnv* env, jobject paint) { 179f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn NPE_CHECK_RETURN_ZERO(env, paint); 180ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger return getNativePaint(env, paint)->getHinting() 1816ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod == Paint::kNo_Hinting ? 0 : 1; 182f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn } 183f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn 184f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn static void setHinting(JNIEnv* env, jobject paint, jint mode) { 185f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn NPE_CHECK_RETURN_VOID(env, paint); 186ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger getNativePaint(env, paint)->setHinting( 1876ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod mode == 0 ? Paint::kNo_Hinting : Paint::kNormal_Hinting); 188f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn } 189f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setAntiAlias(JNIEnv* env, jobject paint, jboolean aa) { 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 192ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger getNativePaint(env, paint)->setAntiAlias(aa); 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1948451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setLinearText(JNIEnv* env, jobject paint, jboolean linearText) { 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 197ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger getNativePaint(env, paint)->setLinearText(linearText); 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1998451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setSubpixelText(JNIEnv* env, jobject paint, jboolean subpixelText) { 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 202ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger getNativePaint(env, paint)->setSubpixelText(subpixelText); 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2048451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setUnderlineText(JNIEnv* env, jobject paint, jboolean underlineText) { 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 207ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger getNativePaint(env, paint)->setUnderlineText(underlineText); 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2098451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setStrikeThruText(JNIEnv* env, jobject paint, jboolean strikeThruText) { 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 212ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger getNativePaint(env, paint)->setStrikeThruText(strikeThruText); 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2148451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setFakeBoldText(JNIEnv* env, jobject paint, jboolean fakeBoldText) { 2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 217ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger getNativePaint(env, paint)->setFakeBoldText(fakeBoldText); 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2198451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setFilterBitmap(JNIEnv* env, jobject paint, jboolean filterBitmap) { 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 2222a1ce8a4e5258b6599cb8e86864eb816d24d69b4Mike Reed getNativePaint(env, paint)->setFilterQuality( 2232a1ce8a4e5258b6599cb8e86864eb816d24d69b4Mike Reed filterBitmap ? kLow_SkFilterQuality : kNone_SkFilterQuality); 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2258451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setDither(JNIEnv* env, jobject paint, jboolean dither) { 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 228ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger getNativePaint(env, paint)->setDither(dither); 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2308451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 23136bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static jint getStyle(JNIEnv* env, jobject clazz,jlong objHandle) { 2326ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* obj = reinterpret_cast<Paint*>(objHandle); 23336bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat return static_cast<jint>(obj->getStyle()); 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2358451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 23636bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static void setStyle(JNIEnv* env, jobject clazz, jlong objHandle, jint styleHandle) { 2376ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* obj = reinterpret_cast<Paint*>(objHandle); 2386ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint::Style style = static_cast<Paint::Style>(styleHandle); 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project obj->setStyle(style); 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2418451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jint getColor(JNIEnv* env, jobject paint) { 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 24436bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat int color; 245ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger color = getNativePaint(env, paint)->getColor(); 24636bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat return static_cast<jint>(color); 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2488451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jint getAlpha(JNIEnv* env, jobject paint) { 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 25136bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat int alpha; 252ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger alpha = getNativePaint(env, paint)->getAlpha(); 25336bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat return static_cast<jint>(alpha); 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2558451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setColor(JNIEnv* env, jobject paint, jint color) { 2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 258ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger getNativePaint(env, paint)->setColor(color); 2599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2608451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setAlpha(JNIEnv* env, jobject paint, jint a) { 2629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 263ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger getNativePaint(env, paint)->setAlpha(a); 2649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2658451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat getStrokeWidth(JNIEnv* env, jobject paint) { 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 268ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger return SkScalarToFloat(getNativePaint(env, paint)->getStrokeWidth()); 2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2708451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setStrokeWidth(JNIEnv* env, jobject paint, jfloat width) { 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 273ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger getNativePaint(env, paint)->setStrokeWidth(width); 2749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2758451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat getStrokeMiter(JNIEnv* env, jobject paint) { 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 278ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger return SkScalarToFloat(getNativePaint(env, paint)->getStrokeMiter()); 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2808451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setStrokeMiter(JNIEnv* env, jobject paint, jfloat miter) { 2829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 283ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger getNativePaint(env, paint)->setStrokeMiter(miter); 2849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2858451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 28636bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static jint getStrokeCap(JNIEnv* env, jobject clazz, jlong objHandle) { 2876ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* obj = reinterpret_cast<Paint*>(objHandle); 28836bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat return static_cast<jint>(obj->getStrokeCap()); 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2908451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 29136bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static void setStrokeCap(JNIEnv* env, jobject clazz, jlong objHandle, jint capHandle) { 2926ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* obj = reinterpret_cast<Paint*>(objHandle); 2936ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint::Cap cap = static_cast<Paint::Cap>(capHandle); 2949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project obj->setStrokeCap(cap); 2959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2968451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 29736bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static jint getStrokeJoin(JNIEnv* env, jobject clazz, jlong objHandle) { 2986ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* obj = reinterpret_cast<Paint*>(objHandle); 29936bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat return static_cast<jint>(obj->getStrokeJoin()); 3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3018451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 30236bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static void setStrokeJoin(JNIEnv* env, jobject clazz, jlong objHandle, jint joinHandle) { 3036ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* obj = reinterpret_cast<Paint*>(objHandle); 3046ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint::Join join = (Paint::Join) joinHandle; 3059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project obj->setStrokeJoin(join); 3069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3078451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 30836bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static jboolean getFillPath(JNIEnv* env, jobject clazz, jlong objHandle, jlong srcHandle, jlong dstHandle) { 3096ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* obj = reinterpret_cast<Paint*>(objHandle); 31036bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat SkPath* src = reinterpret_cast<SkPath*>(srcHandle); 31136bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat SkPath* dst = reinterpret_cast<SkPath*>(dstHandle); 31236bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat return obj->getFillPath(*src, dst) ? JNI_TRUE : JNI_FALSE; 3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3148451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 31536bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static jlong setShader(JNIEnv* env, jobject clazz, jlong objHandle, jlong shaderHandle) { 3166ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* obj = reinterpret_cast<Paint*>(objHandle); 31736bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat SkShader* shader = reinterpret_cast<SkShader*>(shaderHandle); 31836bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat return reinterpret_cast<jlong>(obj->setShader(shader)); 3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3208451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 32136bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static jlong setColorFilter(JNIEnv* env, jobject clazz, jlong objHandle, jlong filterHandle) { 3226ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* obj = reinterpret_cast<Paint *>(objHandle); 32336bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat SkColorFilter* filter = reinterpret_cast<SkColorFilter *>(filterHandle); 32436bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat return reinterpret_cast<jlong>(obj->setColorFilter(filter)); 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3268451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 32736bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static jlong setXfermode(JNIEnv* env, jobject clazz, jlong objHandle, jlong xfermodeHandle) { 3286ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* obj = reinterpret_cast<Paint*>(objHandle); 32936bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat SkXfermode* xfermode = reinterpret_cast<SkXfermode*>(xfermodeHandle); 33036bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat return reinterpret_cast<jlong>(obj->setXfermode(xfermode)); 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3328451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 33336bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static jlong setPathEffect(JNIEnv* env, jobject clazz, jlong objHandle, jlong effectHandle) { 3346ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* obj = reinterpret_cast<Paint*>(objHandle); 33536bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat SkPathEffect* effect = reinterpret_cast<SkPathEffect*>(effectHandle); 33636bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat return reinterpret_cast<jlong>(obj->setPathEffect(effect)); 3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3388451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 33936bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static jlong setMaskFilter(JNIEnv* env, jobject clazz, jlong objHandle, jlong maskfilterHandle) { 3406ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* obj = reinterpret_cast<Paint*>(objHandle); 34136bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat SkMaskFilter* maskfilter = reinterpret_cast<SkMaskFilter*>(maskfilterHandle); 34236bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat return reinterpret_cast<jlong>(obj->setMaskFilter(maskfilter)); 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3448451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 34536bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static jlong setTypeface(JNIEnv* env, jobject clazz, jlong objHandle, jlong typefaceHandle) { 3466ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod // TODO: in Paint refactoring, set typeface on android Paint, not Paint 347a033630e805c407080221e20b236b6054f324670Raph Levien return NULL; 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3498451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 35036bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static jlong setRasterizer(JNIEnv* env, jobject clazz, jlong objHandle, jlong rasterizerHandle) { 3516ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* obj = reinterpret_cast<Paint*>(objHandle); 3524c9355c35a0f62805739823a62ad41ca1cbc6502Mike Reed SkAutoTUnref<SkRasterizer> rasterizer(GraphicsJNI::refNativeRasterizer(rasterizerHandle)); 35336bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat return reinterpret_cast<jlong>(obj->setRasterizer(rasterizer)); 3549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3558451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 35636bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static jint getTextAlign(JNIEnv* env, jobject clazz, jlong objHandle) { 3576ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* obj = reinterpret_cast<Paint*>(objHandle); 35836bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat return static_cast<jint>(obj->getTextAlign()); 3599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3608451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 36136bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static void setTextAlign(JNIEnv* env, jobject clazz, jlong objHandle, jint alignHandle) { 3626ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* obj = reinterpret_cast<Paint*>(objHandle); 3636ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint::Align align = static_cast<Paint::Align>(alignHandle); 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project obj->setTextAlign(align); 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3668451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 367ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett // generate bcp47 identifier for the supplied locale 368ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett static void toLanguageTag(char* output, size_t outSize, 369ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett const char* locale) { 370ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett if (output == NULL || outSize <= 0) { 371ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett return; 372ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett } 373ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett if (locale == NULL) { 374ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett output[0] = '\0'; 375ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett return; 376ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett } 377ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett char canonicalChars[ULOC_FULLNAME_CAPACITY]; 378ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett UErrorCode uErr = U_ZERO_ERROR; 379ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett uloc_canonicalize(locale, canonicalChars, ULOC_FULLNAME_CAPACITY, 380ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett &uErr); 381ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett if (U_SUCCESS(uErr)) { 382ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett char likelyChars[ULOC_FULLNAME_CAPACITY]; 383ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett uErr = U_ZERO_ERROR; 384ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett uloc_addLikelySubtags(canonicalChars, likelyChars, 385ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett ULOC_FULLNAME_CAPACITY, &uErr); 386ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett if (U_SUCCESS(uErr)) { 387ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett uErr = U_ZERO_ERROR; 388ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett uloc_toLanguageTag(likelyChars, output, outSize, FALSE, &uErr); 389ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett if (U_SUCCESS(uErr)) { 390ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett return; 391ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett } else { 392ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett ALOGD("uloc_toLanguageTag(\"%s\") failed: %s", likelyChars, 393ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett u_errorName(uErr)); 394ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett } 395ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett } else { 396ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett ALOGD("uloc_addLikelySubtags(\"%s\") failed: %s", 397ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett canonicalChars, u_errorName(uErr)); 398ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett } 399ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett } else { 400ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett ALOGD("uloc_canonicalize(\"%s\") failed: %s", locale, 401ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett u_errorName(uErr)); 402ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett } 403ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett // unable to build a proper language identifier 404ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett output[0] = '\0'; 405ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett } 406ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett 40736bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static void setTextLocale(JNIEnv* env, jobject clazz, jlong objHandle, jstring locale) { 4086ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* obj = reinterpret_cast<Paint*>(objHandle); 409ac1cbaf2e5575ac75a0160e13089d51a0bb232faBilly Hewlett ScopedUtfChars localeChars(env, locale); 410476f7158222e49ec24a5fc08f0bbb33fb8ca10bfJohn Reck if (sSingleEntryLocaleCache.javaLocale != localeChars.c_str()) { 411476f7158222e49ec24a5fc08f0bbb33fb8ca10bfJohn Reck sSingleEntryLocaleCache.javaLocale = localeChars.c_str(); 412476f7158222e49ec24a5fc08f0bbb33fb8ca10bfJohn Reck char langTag[ULOC_FULLNAME_CAPACITY]; 413476f7158222e49ec24a5fc08f0bbb33fb8ca10bfJohn Reck toLanguageTag(langTag, ULOC_FULLNAME_CAPACITY, localeChars.c_str()); 414476f7158222e49ec24a5fc08f0bbb33fb8ca10bfJohn Reck sSingleEntryLocaleCache.languageTag = langTag; 415476f7158222e49ec24a5fc08f0bbb33fb8ca10bfJohn Reck } 416d7a80774f0a2175f9ee81a7741f9a171c78e0b8bDerek Sollenberger 417476f7158222e49ec24a5fc08f0bbb33fb8ca10bfJohn Reck obj->setTextLocale(sSingleEntryLocaleCache.languageTag); 418517825f1a9f14f92908bd7859b91b927c2eec6d9Fabrice Di Meglio } 419517825f1a9f14f92908bd7859b91b927c2eec6d9Fabrice Di Meglio 42053c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien static jboolean isElegantTextHeight(JNIEnv* env, jobject paint) { 42153c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien NPE_CHECK_RETURN_ZERO(env, paint); 422ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger Paint* obj = getNativePaint(env, paint); 4236f03023ece076d33d8b171d5398c8ed70abf3f54Derek Sollenberger return obj->getFontVariant() == VARIANT_ELEGANT; 42453c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien } 42553c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien 42653c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien static void setElegantTextHeight(JNIEnv* env, jobject paint, jboolean aa) { 42753c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien NPE_CHECK_RETURN_VOID(env, paint); 428ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger Paint* obj = getNativePaint(env, paint); 4296f03023ece076d33d8b171d5398c8ed70abf3f54Derek Sollenberger obj->setFontVariant(aa ? VARIANT_ELEGANT : VARIANT_DEFAULT); 43053c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien } 43153c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien 4329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat getTextSize(JNIEnv* env, jobject paint) { 4339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 434ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger return SkScalarToFloat(getNativePaint(env, paint)->getTextSize()); 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4368451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setTextSize(JNIEnv* env, jobject paint, jfloat textSize) { 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 439ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger getNativePaint(env, paint)->setTextSize(textSize); 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4418451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 4429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat getTextScaleX(JNIEnv* env, jobject paint) { 4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 444ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger return SkScalarToFloat(getNativePaint(env, paint)->getTextScaleX()); 4459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4468451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 4479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setTextScaleX(JNIEnv* env, jobject paint, jfloat scaleX) { 4489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 449ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger getNativePaint(env, paint)->setTextScaleX(scaleX); 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4518451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat getTextSkewX(JNIEnv* env, jobject paint) { 4539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 454ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger return SkScalarToFloat(getNativePaint(env, paint)->getTextSkewX()); 4559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4568451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 4579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setTextSkewX(JNIEnv* env, jobject paint, jfloat skewX) { 4589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 459ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger getNativePaint(env, paint)->setTextSkewX(skewX); 4609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4618451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 462fa80f7491df82d71b7084500519a2195afbea706Behdad Esfahbod static jfloat getLetterSpacing(JNIEnv* env, jobject clazz, jlong paintHandle) { 463fa80f7491df82d71b7084500519a2195afbea706Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 464fa80f7491df82d71b7084500519a2195afbea706Behdad Esfahbod return paint->getLetterSpacing(); 465fa80f7491df82d71b7084500519a2195afbea706Behdad Esfahbod } 466fa80f7491df82d71b7084500519a2195afbea706Behdad Esfahbod 467fa80f7491df82d71b7084500519a2195afbea706Behdad Esfahbod static void setLetterSpacing(JNIEnv* env, jobject clazz, jlong paintHandle, jfloat letterSpacing) { 468fa80f7491df82d71b7084500519a2195afbea706Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 469fa80f7491df82d71b7084500519a2195afbea706Behdad Esfahbod paint->setLetterSpacing(letterSpacing); 470fa80f7491df82d71b7084500519a2195afbea706Behdad Esfahbod } 471fa80f7491df82d71b7084500519a2195afbea706Behdad Esfahbod 472805f6ebf17e2791624bb1a30834b4c1cc65583bfBehdad Esfahbod static void setFontFeatureSettings(JNIEnv* env, jobject clazz, jlong paintHandle, jstring settings) { 473805f6ebf17e2791624bb1a30834b4c1cc65583bfBehdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 474e9ad3931fae71c8a8cd000fd52d5df4be79b0895Behdad Esfahbod if (!settings) { 475805f6ebf17e2791624bb1a30834b4c1cc65583bfBehdad Esfahbod paint->setFontFeatureSettings(std::string()); 476e9ad3931fae71c8a8cd000fd52d5df4be79b0895Behdad Esfahbod } else { 477805f6ebf17e2791624bb1a30834b4c1cc65583bfBehdad Esfahbod ScopedUtfChars settingsChars(env, settings); 478805f6ebf17e2791624bb1a30834b4c1cc65583bfBehdad Esfahbod paint->setFontFeatureSettings(std::string(settingsChars.c_str(), settingsChars.size())); 479805f6ebf17e2791624bb1a30834b4c1cc65583bfBehdad Esfahbod } 480805f6ebf17e2791624bb1a30834b4c1cc65583bfBehdad Esfahbod } 481805f6ebf17e2791624bb1a30834b4c1cc65583bfBehdad Esfahbod 482210a189e226d5ce64f760d557efc6570409c8147Raph Levien static jint getHyphenEdit(JNIEnv* env, jobject clazz, jlong paintHandle, jint hyphen) { 483210a189e226d5ce64f760d557efc6570409c8147Raph Levien Paint* paint = reinterpret_cast<Paint*>(paintHandle); 484210a189e226d5ce64f760d557efc6570409c8147Raph Levien return paint->getHyphenEdit(); 485210a189e226d5ce64f760d557efc6570409c8147Raph Levien } 486210a189e226d5ce64f760d557efc6570409c8147Raph Levien 487210a189e226d5ce64f760d557efc6570409c8147Raph Levien static void setHyphenEdit(JNIEnv* env, jobject clazz, jlong paintHandle, jint hyphen) { 488210a189e226d5ce64f760d557efc6570409c8147Raph Levien Paint* paint = reinterpret_cast<Paint*>(paintHandle); 489210a189e226d5ce64f760d557efc6570409c8147Raph Levien paint->setHyphenEdit((uint32_t)hyphen); 490210a189e226d5ce64f760d557efc6570409c8147Raph Levien } 491210a189e226d5ce64f760d557efc6570409c8147Raph Levien 4926ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod static SkScalar getMetricsInternal(JNIEnv* env, jobject jpaint, Paint::FontMetrics *metrics) { 49353c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien const int kElegantTop = 2500; 49453c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien const int kElegantBottom = -1000; 495817ef4ae79bd39b5e55fc6ca4e3b8e47e114579fRaph Levien const int kElegantAscent = 1900; 496817ef4ae79bd39b5e55fc6ca4e3b8e47e114579fRaph Levien const int kElegantDescent = -500; 49753c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien const int kElegantLeading = 0; 498ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger Paint* paint = getNativePaint(env, jpaint); 499ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger TypefaceImpl* typeface = getNativeTypeface(env, jpaint); 500817ef4ae79bd39b5e55fc6ca4e3b8e47e114579fRaph Levien typeface = TypefaceImpl_resolveDefault(typeface); 5011fc0fa87d42ce9268ece76b85b9edc834593e53aRaph Levien FakedFont baseFont = typeface->fFontCollection->baseFontFaked(typeface->fStyle); 5020627ec08dcc2e87c17e9b85f045dfb27dc4884b3Raph Levien float saveSkewX = paint->getTextSkewX(); 5030627ec08dcc2e87c17e9b85f045dfb27dc4884b3Raph Levien bool savefakeBold = paint->isFakeBoldText(); 5041fc0fa87d42ce9268ece76b85b9edc834593e53aRaph Levien MinikinFontSkia::populateSkPaint(paint, baseFont.font, baseFont.fakery); 50553c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien SkScalar spacing = paint->getFontMetrics(metrics); 5060627ec08dcc2e87c17e9b85f045dfb27dc4884b3Raph Levien // The populateSkPaint call may have changed fake bold / text skew 5070627ec08dcc2e87c17e9b85f045dfb27dc4884b3Raph Levien // because we want to measure with those effects applied, so now 5080627ec08dcc2e87c17e9b85f045dfb27dc4884b3Raph Levien // restore the original settings. 5090627ec08dcc2e87c17e9b85f045dfb27dc4884b3Raph Levien paint->setTextSkewX(saveSkewX); 5100627ec08dcc2e87c17e9b85f045dfb27dc4884b3Raph Levien paint->setFakeBoldText(savefakeBold); 5116f03023ece076d33d8b171d5398c8ed70abf3f54Derek Sollenberger if (paint->getFontVariant() == VARIANT_ELEGANT) { 51253c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien SkScalar size = paint->getTextSize(); 51353c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien metrics->fTop = -size * kElegantTop / 2048; 51453c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien metrics->fBottom = -size * kElegantBottom / 2048; 51553c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien metrics->fAscent = -size * kElegantAscent / 2048; 51653c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien metrics->fDescent = -size * kElegantDescent / 2048; 51753c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien metrics->fLeading = size * kElegantLeading / 2048; 51853c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien spacing = metrics->fDescent - metrics->fAscent + metrics->fLeading; 51953c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien } 52053c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien return spacing; 52153c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien } 52253c0077256afebb0312f01ef4f60a7445da1f5d9Raph Levien 523817ef4ae79bd39b5e55fc6ca4e3b8e47e114579fRaph Levien static jfloat ascent(JNIEnv* env, jobject paint) { 524817ef4ae79bd39b5e55fc6ca4e3b8e47e114579fRaph Levien NPE_CHECK_RETURN_ZERO(env, paint); 5256ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint::FontMetrics metrics; 526817ef4ae79bd39b5e55fc6ca4e3b8e47e114579fRaph Levien getMetricsInternal(env, paint, &metrics); 527817ef4ae79bd39b5e55fc6ca4e3b8e47e114579fRaph Levien return SkScalarToFloat(metrics.fAscent); 528817ef4ae79bd39b5e55fc6ca4e3b8e47e114579fRaph Levien } 529817ef4ae79bd39b5e55fc6ca4e3b8e47e114579fRaph Levien 530817ef4ae79bd39b5e55fc6ca4e3b8e47e114579fRaph Levien static jfloat descent(JNIEnv* env, jobject paint) { 531817ef4ae79bd39b5e55fc6ca4e3b8e47e114579fRaph Levien NPE_CHECK_RETURN_ZERO(env, paint); 5326ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint::FontMetrics metrics; 533817ef4ae79bd39b5e55fc6ca4e3b8e47e114579fRaph Levien getMetricsInternal(env, paint, &metrics); 534817ef4ae79bd39b5e55fc6ca4e3b8e47e114579fRaph Levien return SkScalarToFloat(metrics.fDescent); 535817ef4ae79bd39b5e55fc6ca4e3b8e47e114579fRaph Levien } 536817ef4ae79bd39b5e55fc6ca4e3b8e47e114579fRaph Levien 5379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat getFontMetrics(JNIEnv* env, jobject paint, jobject metricsObj) { 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 5396ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint::FontMetrics metrics; 540817ef4ae79bd39b5e55fc6ca4e3b8e47e114579fRaph Levien SkScalar spacing = getMetricsInternal(env, paint, &metrics); 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (metricsObj) { 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(env->IsInstanceOf(metricsObj, gFontMetrics_class)); 5449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetFloatField(metricsObj, gFontMetrics_fieldID.top, SkScalarToFloat(metrics.fTop)); 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetFloatField(metricsObj, gFontMetrics_fieldID.ascent, SkScalarToFloat(metrics.fAscent)); 5469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetFloatField(metricsObj, gFontMetrics_fieldID.descent, SkScalarToFloat(metrics.fDescent)); 5479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetFloatField(metricsObj, gFontMetrics_fieldID.bottom, SkScalarToFloat(metrics.fBottom)); 5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetFloatField(metricsObj, gFontMetrics_fieldID.leading, SkScalarToFloat(metrics.fLeading)); 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return SkScalarToFloat(spacing); 5519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5528451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 5539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jint getFontMetricsInt(JNIEnv* env, jobject paint, jobject metricsObj) { 5549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 5556ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint::FontMetrics metrics; 5568451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 557817ef4ae79bd39b5e55fc6ca4e3b8e47e114579fRaph Levien getMetricsInternal(env, paint, &metrics); 55846cb9bdbf56b27cbf2ab878b41d21e30896a4feaLeon Scroggins int ascent = SkScalarRoundToInt(metrics.fAscent); 55946cb9bdbf56b27cbf2ab878b41d21e30896a4feaLeon Scroggins int descent = SkScalarRoundToInt(metrics.fDescent); 56046cb9bdbf56b27cbf2ab878b41d21e30896a4feaLeon Scroggins int leading = SkScalarRoundToInt(metrics.fLeading); 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (metricsObj) { 5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(env->IsInstanceOf(metricsObj, gFontMetricsInt_class)); 56446cb9bdbf56b27cbf2ab878b41d21e30896a4feaLeon Scroggins env->SetIntField(metricsObj, gFontMetricsInt_fieldID.top, SkScalarFloorToInt(metrics.fTop)); 5659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetIntField(metricsObj, gFontMetricsInt_fieldID.ascent, ascent); 5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetIntField(metricsObj, gFontMetricsInt_fieldID.descent, descent); 56746cb9bdbf56b27cbf2ab878b41d21e30896a4feaLeon Scroggins env->SetIntField(metricsObj, gFontMetricsInt_fieldID.bottom, SkScalarCeilToInt(metrics.fBottom)); 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetIntField(metricsObj, gFontMetricsInt_fieldID.leading, leading); 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return descent - ascent + leading; 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 573536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi static jfloat doTextAdvances(JNIEnv *env, Paint *paint, TypefaceImpl* typeface, 574536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi const jchar *text, jint start, jint count, jint contextCount, jint bidiFlags, 575536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi jfloatArray advances, jint advancesIndex) { 5766ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio NPE_CHECK_RETURN_ZERO(env, paint); 5776ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio NPE_CHECK_RETURN_ZERO(env, text); 5786ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 5796ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if ((start | count | contextCount | advancesIndex) < 0 || contextCount < count) { 5806ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio doThrowAIOOBE(env); 5816ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 5826ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 5836ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (count == 0) { 5846ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 5856ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 5866ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (advances) { 5876ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio size_t advancesLength = env->GetArrayLength(advances); 588536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi if ((size_t)(count + advancesIndex) > advancesLength) { 5896ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio doThrowAIOOBE(env); 5906ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 5916ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 5926ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 593051910b9f998030dacb8a0722588cc715813fde1Raph Levien 5941a73f732f91e97c9c66b808c245ddda36a10e987Raph Levien Layout layout; 595536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi MinikinUtils::doLayout(&layout, paint, bidiFlags, typeface, text, start, count, 596536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi contextCount); 5970c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt if (advances != NULL) { 598536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi std::unique_ptr<jfloat> advancesArray(new jfloat[count]); 599536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi layout.getAdvances(advancesArray.get()); 600536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi env->SetFloatArrayRegion(advances, advancesIndex, count, advancesArray.get()); 6010c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 602536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi return layout.getAdvance(); 6030c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6040c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 605536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi static jfloat getTextAdvances___CIIIII_FI(JNIEnv* env, jobject clazz, jlong paintHandle, 6061a73f732f91e97c9c66b808c245ddda36a10e987Raph Levien jlong typefaceHandle, 6070c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jcharArray text, jint index, jint count, jint contextIndex, jint contextCount, 608536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi jint bidiFlags, jfloatArray advances, jint advancesIndex) { 6096ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 6101a73f732f91e97c9c66b808c245ddda36a10e987Raph Levien TypefaceImpl* typeface = reinterpret_cast<TypefaceImpl*>(typefaceHandle); 6110c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jchar* textArray = env->GetCharArrayElements(text, NULL); 612536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi jfloat result = doTextAdvances(env, paint, typeface, textArray + contextIndex, 613536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi index - contextIndex, count, contextCount, bidiFlags, advances, advancesIndex); 6140c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 6150c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt return result; 6160c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6170c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 618536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi static jfloat getTextAdvances__StringIIIII_FI(JNIEnv* env, jobject clazz, jlong paintHandle, 6191a73f732f91e97c9c66b808c245ddda36a10e987Raph Levien jlong typefaceHandle, 620536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi jstring text, jint start, jint end, jint contextStart, jint contextEnd, jint bidiFlags, 621665f02c66702b77db25e950ff433230186bc3243Fabrice Di Meglio jfloatArray advances, jint advancesIndex) { 6226ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 6231a73f732f91e97c9c66b808c245ddda36a10e987Raph Levien TypefaceImpl* typeface = reinterpret_cast<TypefaceImpl*>(typefaceHandle); 6240c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt const jchar* textArray = env->GetStringChars(text, NULL); 625536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi jfloat result = doTextAdvances(env, paint, typeface, textArray + contextStart, 626536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi start - contextStart, end - start, contextEnd - contextStart, bidiFlags, 627665f02c66702b77db25e950ff433230186bc3243Fabrice Di Meglio advances, advancesIndex); 628eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio env->ReleaseStringChars(text, textArray); 629eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio return result; 630eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio } 631eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio 6326ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod static jint doTextRunCursor(JNIEnv *env, Paint* paint, const jchar *text, jint start, 633a4bf8114a73371b51a0eba9d5d61dfeb597a1abbFabrice Di Meglio jint count, jint flags, jint offset, jint opt) { 634e368b6bcfd499543a876b4cae02f1ca563ff1cb6Raph Levien GraphemeBreak::MoveOpt moveOpt = GraphemeBreak::MoveOpt(opt); 635e368b6bcfd499543a876b4cae02f1ca563ff1cb6Raph Levien size_t result = GraphemeBreak::getTextRunCursor(text, start, count, offset, moveOpt); 636e368b6bcfd499543a876b4cae02f1ca563ff1cb6Raph Levien return static_cast<jint>(result); 6370c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6380c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 63936bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static jint getTextRunCursor___C(JNIEnv* env, jobject clazz, jlong paintHandle, jcharArray text, 640051910b9f998030dacb8a0722588cc715813fde1Raph Levien jint contextStart, jint contextCount, jint dir, jint offset, jint cursorOpt) { 6416ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 6420c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jchar* textArray = env->GetCharArrayElements(text, NULL); 643051910b9f998030dacb8a0722588cc715813fde1Raph Levien jint result = doTextRunCursor(env, paint, textArray, contextStart, contextCount, dir, 6440c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt offset, cursorOpt); 6450c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 6460c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt return result; 6470c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6480c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 64936bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat static jint getTextRunCursor__String(JNIEnv* env, jobject clazz, jlong paintHandle, jstring text, 650051910b9f998030dacb8a0722588cc715813fde1Raph Levien jint contextStart, jint contextEnd, jint dir, jint offset, jint cursorOpt) { 6516ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 6520c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt const jchar* textArray = env->GetStringChars(text, NULL); 6530c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jint result = doTextRunCursor(env, paint, textArray, contextStart, 654051910b9f998030dacb8a0722588cc715813fde1Raph Levien contextEnd - contextStart, dir, offset, cursorOpt); 6550c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt env->ReleaseStringChars(text, textArray); 6560c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt return result; 6570c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6580c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 659f2114d5646194100242206b267ddd6e7194b7da9Raph Levien class GetTextFunctor { 660f2114d5646194100242206b267ddd6e7194b7da9Raph Levien public: 6616ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod GetTextFunctor(const Layout& layout, SkPath* path, jfloat x, jfloat y, Paint* paint, 662f2114d5646194100242206b267ddd6e7194b7da9Raph Levien uint16_t* glyphs, SkPoint* pos) 663f2114d5646194100242206b267ddd6e7194b7da9Raph Levien : layout(layout), path(path), x(x), y(y), paint(paint), glyphs(glyphs), pos(pos) { 664f2114d5646194100242206b267ddd6e7194b7da9Raph Levien } 665f2114d5646194100242206b267ddd6e7194b7da9Raph Levien 6661fc0fa87d42ce9268ece76b85b9edc834593e53aRaph Levien void operator()(size_t start, size_t end) { 667f2114d5646194100242206b267ddd6e7194b7da9Raph Levien for (size_t i = start; i < end; i++) { 668f2114d5646194100242206b267ddd6e7194b7da9Raph Levien glyphs[i] = layout.getGlyphId(i); 669f2114d5646194100242206b267ddd6e7194b7da9Raph Levien pos[i].fX = x + layout.getX(i); 670f2114d5646194100242206b267ddd6e7194b7da9Raph Levien pos[i].fY = y + layout.getY(i); 671f2114d5646194100242206b267ddd6e7194b7da9Raph Levien } 672f2114d5646194100242206b267ddd6e7194b7da9Raph Levien if (start == 0) { 673f2114d5646194100242206b267ddd6e7194b7da9Raph Levien paint->getPosTextPath(glyphs + start, (end - start) << 1, pos + start, path); 674f2114d5646194100242206b267ddd6e7194b7da9Raph Levien } else { 675f2114d5646194100242206b267ddd6e7194b7da9Raph Levien paint->getPosTextPath(glyphs + start, (end - start) << 1, pos + start, &tmpPath); 676f2114d5646194100242206b267ddd6e7194b7da9Raph Levien path->addPath(tmpPath); 677f2114d5646194100242206b267ddd6e7194b7da9Raph Levien } 678f2114d5646194100242206b267ddd6e7194b7da9Raph Levien } 679f2114d5646194100242206b267ddd6e7194b7da9Raph Levien private: 680f2114d5646194100242206b267ddd6e7194b7da9Raph Levien const Layout& layout; 681f2114d5646194100242206b267ddd6e7194b7da9Raph Levien SkPath* path; 682f2114d5646194100242206b267ddd6e7194b7da9Raph Levien jfloat x; 683f2114d5646194100242206b267ddd6e7194b7da9Raph Levien jfloat y; 6846ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint; 685f2114d5646194100242206b267ddd6e7194b7da9Raph Levien uint16_t* glyphs; 686f2114d5646194100242206b267ddd6e7194b7da9Raph Levien SkPoint* pos; 687f2114d5646194100242206b267ddd6e7194b7da9Raph Levien SkPath tmpPath; 688f2114d5646194100242206b267ddd6e7194b7da9Raph Levien }; 689f2114d5646194100242206b267ddd6e7194b7da9Raph Levien 6906ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod static void getTextPath(JNIEnv* env, Paint* paint, TypefaceImpl* typeface, const jchar* text, 691f2114d5646194100242206b267ddd6e7194b7da9Raph Levien jint count, jint bidiFlags, jfloat x, jfloat y, SkPath* path) { 692f2114d5646194100242206b267ddd6e7194b7da9Raph Levien Layout layout; 69363c5c78a72a21d57913e8601cc2a1ab72a424a02Behdad Esfahbod MinikinUtils::doLayout(&layout, paint, bidiFlags, typeface, text, 0, count, count); 694f2114d5646194100242206b267ddd6e7194b7da9Raph Levien size_t nGlyphs = layout.nGlyphs(); 695f2114d5646194100242206b267ddd6e7194b7da9Raph Levien uint16_t* glyphs = new uint16_t[nGlyphs]; 696f2114d5646194100242206b267ddd6e7194b7da9Raph Levien SkPoint* pos = new SkPoint[nGlyphs]; 697f2114d5646194100242206b267ddd6e7194b7da9Raph Levien 698f2114d5646194100242206b267ddd6e7194b7da9Raph Levien x += MinikinUtils::xOffsetForTextAlign(paint, layout); 6996ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint::Align align = paint->getTextAlign(); 7006ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod paint->setTextAlign(Paint::kLeft_Align); 7016ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod paint->setTextEncoding(Paint::kGlyphID_TextEncoding); 702f2114d5646194100242206b267ddd6e7194b7da9Raph Levien GetTextFunctor f(layout, path, x, y, paint, glyphs, pos); 7031fc0fa87d42ce9268ece76b85b9edc834593e53aRaph Levien MinikinUtils::forFontRun(layout, paint, f); 704f2114d5646194100242206b267ddd6e7194b7da9Raph Levien paint->setTextAlign(align); 705f2114d5646194100242206b267ddd6e7194b7da9Raph Levien delete[] glyphs; 706f2114d5646194100242206b267ddd6e7194b7da9Raph Levien delete[] pos; 707f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt } 708f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt 709f2114d5646194100242206b267ddd6e7194b7da9Raph Levien static void getTextPath___C(JNIEnv* env, jobject clazz, jlong paintHandle, 710f2114d5646194100242206b267ddd6e7194b7da9Raph Levien jlong typefaceHandle, jint bidiFlags, 71136bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat jcharArray text, jint index, jint count, jfloat x, jfloat y, jlong pathHandle) { 7126ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 713f2114d5646194100242206b267ddd6e7194b7da9Raph Levien TypefaceImpl* typeface = reinterpret_cast<TypefaceImpl*>(typefaceHandle); 71436bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat SkPath* path = reinterpret_cast<SkPath*>(pathHandle); 7159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* textArray = env->GetCharArrayElements(text, NULL); 716f2114d5646194100242206b267ddd6e7194b7da9Raph Levien getTextPath(env, paint, typeface, textArray + index, count, bidiFlags, x, y, path); 717f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt env->ReleaseCharArrayElements(text, const_cast<jchar*>(textArray), JNI_ABORT); 7189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 719f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt 720f2114d5646194100242206b267ddd6e7194b7da9Raph Levien static void getTextPath__String(JNIEnv* env, jobject clazz, jlong paintHandle, 721f2114d5646194100242206b267ddd6e7194b7da9Raph Levien jlong typefaceHandle, jint bidiFlags, 72236bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat jstring text, jint start, jint end, jfloat x, jfloat y, jlong pathHandle) { 7236ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 724f2114d5646194100242206b267ddd6e7194b7da9Raph Levien TypefaceImpl* typeface = reinterpret_cast<TypefaceImpl*>(typefaceHandle); 72536bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat SkPath* path = reinterpret_cast<SkPath*>(pathHandle); 7269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* textArray = env->GetStringChars(text, NULL); 727f2114d5646194100242206b267ddd6e7194b7da9Raph Levien getTextPath(env, paint, typeface, textArray + start, end - start, bidiFlags, x, y, path); 7289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringChars(text, textArray); 7299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 730f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt 731c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger static void setShadowLayer(JNIEnv* env, jobject clazz, jlong paintHandle, jfloat radius, 73236bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat jfloat dx, jfloat dy, jint color) { 7336ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 7349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (radius <= 0) { 7359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project paint->setLooper(NULL); 7369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else { 738c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger SkScalar sigma = android::uirenderer::Blur::convertRadiusToSigma(radius); 73949f0db34811bc374eb6af0a6ba233325ff6f14ccVictoria Lease paint->setLooper(SkBlurDrawLooper::Create((SkColor)color, sigma, dx, dy))->unref(); 7409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 743c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger static jboolean hasShadowLayer(JNIEnv* env, jobject clazz, jlong paintHandle) { 7446ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 745c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger return paint->getLooper() && paint->getLooper()->asABlurShadow(NULL); 746c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger } 747c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger 7486ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod static int breakText(JNIEnv* env, const Paint& paint, TypefaceImpl* typeface, const jchar text[], 749626d3c228116103e95d4429b06dad70f9812561aVictoria Lease int count, float maxWidth, jint bidiFlags, jfloatArray jmeasured, 75057c4fed236cbec0944824b534fb9c828ac0d1f81Derek Sollenberger const bool forwardScan) { 751a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye size_t measuredCount = 0; 752a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye float measured = 0; 753a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye 754a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye Layout layout; 75563c5c78a72a21d57913e8601cc2a1ab72a424a02Behdad Esfahbod MinikinUtils::doLayout(&layout, &paint, bidiFlags, typeface, text, 0, count, count); 756a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye float* advances = new float[count]; 757a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye layout.getAdvances(advances); 75857c4fed236cbec0944824b534fb9c828ac0d1f81Derek Sollenberger 759a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye for (int i = 0; i < count; i++) { 760a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye // traverse in the given direction 761a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye int index = forwardScan ? i : (count - i - 1); 762a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye float width = advances[index]; 763a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye if (measured + width > maxWidth) { 764a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye break; 765a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye } 766a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye // properly handle clusters when scanning backwards 767a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye if (forwardScan || width != 0.0f) { 768a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye measuredCount = i + 1; 769a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye } 770a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye measured += width; 771a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye } 772a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye delete[] advances; 7739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (jmeasured && env->GetArrayLength(jmeasured) > 0) { 7759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AutoJavaFloatArray autoMeasured(env, jmeasured, 1); 7769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfloat* array = autoMeasured.ptr(); 777a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye array[0] = measured; 7789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 779a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye return measuredCount; 7809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 782a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye static jint breakTextC(JNIEnv* env, jobject clazz, jlong paintHandle, jlong typefaceHandle, jcharArray jtext, 78336bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat jint index, jint count, jfloat maxWidth, jint bidiFlags, jfloatArray jmeasuredWidth) { 7849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, jtext); 7859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7866ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 787a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye TypefaceImpl* typeface = reinterpret_cast<TypefaceImpl*>(typefaceHandle); 788a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye 78957c4fed236cbec0944824b534fb9c828ac0d1f81Derek Sollenberger bool forwardTextDirection; 7909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (count < 0) { 79157c4fed236cbec0944824b534fb9c828ac0d1f81Derek Sollenberger forwardTextDirection = false; 7929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project count = -count; 7939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else { 79557c4fed236cbec0944824b534fb9c828ac0d1f81Derek Sollenberger forwardTextDirection = true; 7969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((index < 0) || (index + count > env->GetArrayLength(jtext))) { 7998451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes doThrowAIOOBE(env); 8009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 8019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* text = env->GetCharArrayElements(jtext, NULL); 804a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye count = breakText(env, *paint, typeface, text + index, count, maxWidth, 80557c4fed236cbec0944824b534fb9c828ac0d1f81Derek Sollenberger bidiFlags, jmeasuredWidth, forwardTextDirection); 8069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseCharArrayElements(jtext, const_cast<jchar*>(text), 8079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project JNI_ABORT); 8089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return count; 8099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 811a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye static jint breakTextS(JNIEnv* env, jobject clazz, jlong paintHandle, jlong typefaceHandle, jstring jtext, 81236bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat jboolean forwards, jfloat maxWidth, jint bidiFlags, jfloatArray jmeasuredWidth) { 8139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, jtext); 8149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8156ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 816a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye TypefaceImpl* typeface = reinterpret_cast<TypefaceImpl*>(typefaceHandle); 817a7aa1b0aa566b2ff310cb89fbc9437de4819f583Anish Athalye 8189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int count = env->GetStringLength(jtext); 8199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* text = env->GetStringChars(jtext, NULL); 82057c4fed236cbec0944824b534fb9c828ac0d1f81Derek Sollenberger count = breakText(env, *paint, typeface, text, count, maxWidth, bidiFlags, jmeasuredWidth, forwards); 8219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringChars(jtext, text); 8229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return count; 8239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 825854363e3d2fb2a9e41d8719f4a2f0f8b89440a46Raph Levien static void doTextBounds(JNIEnv* env, const jchar* text, int count, jobject bounds, 8266ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint& paint, TypefaceImpl* typeface, jint bidiFlags) { 827059e12ccd20f5c249724a8362d6bac325334ea76Romain Guy SkRect r; 8289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkIRect ir; 8298451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 830854363e3d2fb2a9e41d8719f4a2f0f8b89440a46Raph Levien Layout layout; 83163c5c78a72a21d57913e8601cc2a1ab72a424a02Behdad Esfahbod MinikinUtils::doLayout(&layout, &paint, bidiFlags, typeface, text, 0, count, count); 832854363e3d2fb2a9e41d8719f4a2f0f8b89440a46Raph Levien MinikinRect rect; 833854363e3d2fb2a9e41d8719f4a2f0f8b89440a46Raph Levien layout.getBounds(&rect); 834854363e3d2fb2a9e41d8719f4a2f0f8b89440a46Raph Levien r.fLeft = rect.mLeft; 835854363e3d2fb2a9e41d8719f4a2f0f8b89440a46Raph Levien r.fTop = rect.mTop; 836854363e3d2fb2a9e41d8719f4a2f0f8b89440a46Raph Levien r.fRight = rect.mRight; 837854363e3d2fb2a9e41d8719f4a2f0f8b89440a46Raph Levien r.fBottom = rect.mBottom; 8389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project r.roundOut(&ir); 8399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::irect_to_jrect(ir, env, bounds); 8409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 842854363e3d2fb2a9e41d8719f4a2f0f8b89440a46Raph Levien static void getStringBounds(JNIEnv* env, jobject, jlong paintHandle, jlong typefaceHandle, 84336bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat jstring text, jint start, jint end, jint bidiFlags, jobject bounds) { 8446ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle);; 845854363e3d2fb2a9e41d8719f4a2f0f8b89440a46Raph Levien TypefaceImpl* typeface = reinterpret_cast<TypefaceImpl*>(typefaceHandle); 8469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* textArray = env->GetStringChars(text, NULL); 847854363e3d2fb2a9e41d8719f4a2f0f8b89440a46Raph Levien doTextBounds(env, textArray + start, end - start, bounds, *paint, typeface, bidiFlags); 8489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringChars(text, textArray); 8499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8508451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 851854363e3d2fb2a9e41d8719f4a2f0f8b89440a46Raph Levien static void getCharArrayBounds(JNIEnv* env, jobject, jlong paintHandle, jlong typefaceHandle, 85236bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat jcharArray text, jint index, jint count, jint bidiFlags, jobject bounds) { 8536ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 854854363e3d2fb2a9e41d8719f4a2f0f8b89440a46Raph Levien TypefaceImpl* typeface = reinterpret_cast<TypefaceImpl*>(typefaceHandle); 8559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* textArray = env->GetCharArrayElements(text, NULL); 856854363e3d2fb2a9e41d8719f4a2f0f8b89440a46Raph Levien doTextBounds(env, textArray + index, count, bounds, *paint, typeface, bidiFlags); 8579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseCharArrayElements(text, const_cast<jchar*>(textArray), 8589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project JNI_ABORT); 8599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8608451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 861f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien static jboolean layoutContainsNotdef(const Layout& layout) { 862f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien for (size_t i = 0; i < layout.nGlyphs(); i++) { 863f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien if (layout.getGlyphId(i) == 0) { 864f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien return true; 865f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien } 866f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien } 867f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien return false; 868f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien } 869f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien 870f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien static jboolean hasGlyphVariation(const Paint* paint, TypefaceImpl* typeface, jint bidiFlags, 871f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien const jchar* chars, size_t size) { 872f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien // TODO: query font for whether character has variation selector; requires a corresponding 873f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien // function in Minikin. 874f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien return false; 875f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien } 876f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien 877f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien static jboolean hasGlyph(JNIEnv *env, jclass, jlong paintHandle, jlong typefaceHandle, 878f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien jint bidiFlags, jstring string) { 879f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 880f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien TypefaceImpl* typeface = reinterpret_cast<TypefaceImpl*>(typefaceHandle); 881f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien ScopedStringChars str(env, string); 882f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien 883f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien /* start by rejecting variation selectors (not supported yet) */ 884f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien size_t nChars = 0; 885f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien for (size_t i = 0; i < str.size(); i++) { 886f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien jchar c = str[i]; 887f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien if (0xDC00 <= c && c <= 0xDFFF) { 888f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien // invalid UTF-16, unpaired trailing surrogate 889f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien return false; 890f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien } else if (0xD800 <= c && c <= 0xDBFF) { 891f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien if (i + 1 == str.size()) { 892f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien // invalid UTF-16, unpaired leading surrogate at end of string 893f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien return false; 894f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien } 895f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien i++; 896f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien jchar c2 = str[i]; 897f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien if (!(0xDC00 <= c2 && c2 <= 0xDFFF)) { 898f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien // invalid UTF-16, unpaired leading surrogate 899f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien return false; 900f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien } 901f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien // UTF-16 encoding of range U+E0100..U+E01EF is DB40 DD00 .. DB40 DDEF 902f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien if (c == 0xDB40 && 0xDD00 <= c2 && c2 <= 0xDDEF) { 903f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien return hasGlyphVariation(paint, typeface, bidiFlags, str.get(), str.size()); 904f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien } 905f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien } else if (0xFE00 <= c && c <= 0xFE0F) { 906f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien return hasGlyphVariation(paint, typeface, bidiFlags, str.get(), str.size()); 907f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien } 908f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien nChars++; 909f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien } 910f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien Layout layout; 911f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien MinikinUtils::doLayout(&layout, paint, bidiFlags, typeface, str.get(), 0, str.size(), 912f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien str.size()); 913f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien size_t nGlyphs = layout.nGlyphs(); 914f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien if (nGlyphs != 1 && nChars > 1) { 915f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien // multiple-character input, and was not a ligature 916f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien // TODO: handle ZWJ/ZWNJ characters specially so we can detect certain ligatures 917f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien // in joining scripts, such as Arabic and Mongolian. 918f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien return false; 919f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien } 920f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien return nGlyphs > 0 && !layoutContainsNotdef(layout); 921f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien } 922f7f969e67e9ab420404807b1b103dcd18d7aa7b7Raph Levien 923a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien static jfloat doRunAdvance(const Paint* paint, TypefaceImpl* typeface, const jchar buf[], 924a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien jint start, jint count, jint bufSize, jboolean isRtl, jint offset) { 925a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien Layout layout; 926a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien int bidiFlags = isRtl ? kBidi_Force_RTL : kBidi_Force_LTR; 927a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien MinikinUtils::doLayout(&layout, paint, bidiFlags, typeface, buf, start, count, bufSize); 928a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien return getRunAdvance(layout, buf, start, count, offset); 929a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien } 930a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien 931a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien static jfloat getRunAdvance___CIIIIZI_F(JNIEnv *env, jclass, jlong paintHandle, 932a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien jlong typefaceHandle, jcharArray text, jint start, jint end, jint contextStart, 933a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien jint contextEnd, jboolean isRtl, jint offset) { 934a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 935a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien TypefaceImpl* typeface = reinterpret_cast<TypefaceImpl*>(typefaceHandle); 936c6024cdd3553760aa99bfbabecc6a3d8443f5c47John Reck jchar* textArray = (jchar*) env->GetPrimitiveArrayCritical(text, NULL); 937a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien jfloat result = doRunAdvance(paint, typeface, textArray + contextStart, 93836ff86c9a3d61dfab43b7f35631bf86d65150252Raph Levien start - contextStart, end - start, contextEnd - contextStart, isRtl, 93936ff86c9a3d61dfab43b7f35631bf86d65150252Raph Levien offset - contextStart); 940c6024cdd3553760aa99bfbabecc6a3d8443f5c47John Reck env->ReleasePrimitiveArrayCritical(text, textArray, JNI_ABORT); 941a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien return result; 942a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien } 943a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien 944a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien static jint doOffsetForAdvance(const Paint* paint, TypefaceImpl* typeface, const jchar buf[], 945a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien jint start, jint count, jint bufSize, jboolean isRtl, jfloat advance) { 946a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien Layout layout; 947a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien int bidiFlags = isRtl ? kBidi_Force_RTL : kBidi_Force_LTR; 948a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien MinikinUtils::doLayout(&layout, paint, bidiFlags, typeface, buf, start, count, bufSize); 949a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien return getOffsetForAdvance(layout, buf, start, count, advance); 950a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien } 951a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien static jint getOffsetForAdvance___CIIIIZF_I(JNIEnv *env, jclass, jlong paintHandle, 952a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien jlong typefaceHandle, jcharArray text, jint start, jint end, jint contextStart, 953a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien jint contextEnd, jboolean isRtl, jfloat advance) { 954a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 955a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien TypefaceImpl* typeface = reinterpret_cast<TypefaceImpl*>(typefaceHandle); 956c6024cdd3553760aa99bfbabecc6a3d8443f5c47John Reck jchar* textArray = (jchar*) env->GetPrimitiveArrayCritical(text, NULL); 957a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien jint result = doOffsetForAdvance(paint, typeface, textArray + contextStart, 958a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien start - contextStart, end - start, contextEnd - contextStart, isRtl, advance); 959a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien result += contextStart; 960c6024cdd3553760aa99bfbabecc6a3d8443f5c47John Reck env->ReleasePrimitiveArrayCritical(text, textArray, JNI_ABORT); 961a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien return result; 962a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien } 963a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien 9649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 9659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic JNINativeMethod methods[] = { 9676ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod {"finalizer", "(J)V", (void*) PaintGlue::finalizer}, 9686ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod {"native_init","()J", (void*) PaintGlue::init}, 9696ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod {"native_initWithPaint","(J)J", (void*) PaintGlue::initWithPaint}, 9704136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik 9714136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_reset","!(J)V", (void*) PaintGlue::reset}, 9724136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_set","!(JJ)V", (void*) PaintGlue::assign}, 9734136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"getFlags","!()I", (void*) PaintGlue::getFlags}, 9744136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"setFlags","!(I)V", (void*) PaintGlue::setFlags}, 9754136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"getHinting","!()I", (void*) PaintGlue::getHinting}, 9764136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"setHinting","!(I)V", (void*) PaintGlue::setHinting}, 9774136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"setAntiAlias","!(Z)V", (void*) PaintGlue::setAntiAlias}, 9784136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"setSubpixelText","!(Z)V", (void*) PaintGlue::setSubpixelText}, 9794136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"setLinearText","!(Z)V", (void*) PaintGlue::setLinearText}, 9804136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"setUnderlineText","!(Z)V", (void*) PaintGlue::setUnderlineText}, 9814136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"setStrikeThruText","!(Z)V", (void*) PaintGlue::setStrikeThruText}, 9824136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"setFakeBoldText","!(Z)V", (void*) PaintGlue::setFakeBoldText}, 9834136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"setFilterBitmap","!(Z)V", (void*) PaintGlue::setFilterBitmap}, 9844136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"setDither","!(Z)V", (void*) PaintGlue::setDither}, 9854136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_getStyle","!(J)I", (void*) PaintGlue::getStyle}, 9864136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_setStyle","!(JI)V", (void*) PaintGlue::setStyle}, 9874136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"getColor","!()I", (void*) PaintGlue::getColor}, 9884136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"setColor","!(I)V", (void*) PaintGlue::setColor}, 9894136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"getAlpha","!()I", (void*) PaintGlue::getAlpha}, 9904136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"setAlpha","!(I)V", (void*) PaintGlue::setAlpha}, 9914136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"getStrokeWidth","!()F", (void*) PaintGlue::getStrokeWidth}, 9924136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"setStrokeWidth","!(F)V", (void*) PaintGlue::setStrokeWidth}, 9934136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"getStrokeMiter","!()F", (void*) PaintGlue::getStrokeMiter}, 9944136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"setStrokeMiter","!(F)V", (void*) PaintGlue::setStrokeMiter}, 9954136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_getStrokeCap","!(J)I", (void*) PaintGlue::getStrokeCap}, 9964136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_setStrokeCap","!(JI)V", (void*) PaintGlue::setStrokeCap}, 9974136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_getStrokeJoin","!(J)I", (void*) PaintGlue::getStrokeJoin}, 9984136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_setStrokeJoin","!(JI)V", (void*) PaintGlue::setStrokeJoin}, 9994136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_getFillPath","!(JJJ)Z", (void*) PaintGlue::getFillPath}, 10004136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_setShader","!(JJ)J", (void*) PaintGlue::setShader}, 10014136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_setColorFilter","!(JJ)J", (void*) PaintGlue::setColorFilter}, 10024136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_setXfermode","!(JJ)J", (void*) PaintGlue::setXfermode}, 10034136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_setPathEffect","!(JJ)J", (void*) PaintGlue::setPathEffect}, 10044136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_setMaskFilter","!(JJ)J", (void*) PaintGlue::setMaskFilter}, 10054136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_setTypeface","!(JJ)J", (void*) PaintGlue::setTypeface}, 10064136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_setRasterizer","!(JJ)J", (void*) PaintGlue::setRasterizer}, 10074136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_getTextAlign","!(J)I", (void*) PaintGlue::getTextAlign}, 10084136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_setTextAlign","!(JI)V", (void*) PaintGlue::setTextAlign}, 10094136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_setTextLocale","!(JLjava/lang/String;)V", (void*) PaintGlue::setTextLocale}, 10104136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"isElegantTextHeight","!()Z", (void*) PaintGlue::isElegantTextHeight}, 10114136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"setElegantTextHeight","!(Z)V", (void*) PaintGlue::setElegantTextHeight}, 10124136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"getTextSize","!()F", (void*) PaintGlue::getTextSize}, 10134136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"setTextSize","!(F)V", (void*) PaintGlue::setTextSize}, 10144136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"getTextScaleX","!()F", (void*) PaintGlue::getTextScaleX}, 10154136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"setTextScaleX","!(F)V", (void*) PaintGlue::setTextScaleX}, 10164136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"getTextSkewX","!()F", (void*) PaintGlue::getTextSkewX}, 10174136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"setTextSkewX","!(F)V", (void*) PaintGlue::setTextSkewX}, 10184136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_getLetterSpacing","!(J)F", (void*) PaintGlue::getLetterSpacing}, 10194136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_setLetterSpacing","!(JF)V", (void*) PaintGlue::setLetterSpacing}, 1020a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien {"native_setFontFeatureSettings","(JLjava/lang/String;)V", 1021a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien (void*) PaintGlue::setFontFeatureSettings}, 1022210a189e226d5ce64f760d557efc6570409c8147Raph Levien {"native_getHyphenEdit", "!(J)I", (void*) PaintGlue::getHyphenEdit}, 1023210a189e226d5ce64f760d557efc6570409c8147Raph Levien {"native_setHyphenEdit", "!(JI)V", (void*) PaintGlue::setHyphenEdit}, 10244136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"ascent","!()F", (void*) PaintGlue::ascent}, 10254136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"descent","!()F", (void*) PaintGlue::descent}, 10264136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik 1027c6024cdd3553760aa99bfbabecc6a3d8443f5c47John Reck {"getFontMetrics", "!(Landroid/graphics/Paint$FontMetrics;)F", 1028a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien (void*)PaintGlue::getFontMetrics}, 1029c6024cdd3553760aa99bfbabecc6a3d8443f5c47John Reck {"getFontMetricsInt", "!(Landroid/graphics/Paint$FontMetricsInt;)I", 1030a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien (void*)PaintGlue::getFontMetricsInt}, 1031536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi 10326ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod {"native_breakText","(JJ[CIIFI[F)I", (void*) PaintGlue::breakTextC}, 10336ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod {"native_breakText","(JJLjava/lang/String;ZFI[F)I", (void*) PaintGlue::breakTextS}, 1034536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi {"native_getTextAdvances","(JJ[CIIIII[FI)F", 1035536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi (void*) PaintGlue::getTextAdvances___CIIIII_FI}, 1036536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi {"native_getTextAdvances","(JJLjava/lang/String;IIIII[FI)F", 1037536afe6ef79a663e59c3b9781c561f7029ee9319Keisuke Kuroyanagi (void*) PaintGlue::getTextAdvances__StringIIIII_FI}, 1038da12f389eb4be0c08ca3fa9ca7663f4977858df5Fabrice Di Meglio 10396ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod {"native_getTextRunCursor", "(J[CIIIII)I", (void*) PaintGlue::getTextRunCursor___C}, 104036bef0bf30d6bae48cf3837df351075ca4fce654Ashok Bhat {"native_getTextRunCursor", "(JLjava/lang/String;IIIII)I", 1041a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien (void*) PaintGlue::getTextRunCursor__String}, 1042a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien {"native_getTextPath", "(JJI[CIIFFJ)V", (void*) PaintGlue::getTextPath___C}, 1043a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien {"native_getTextPath", "(JJILjava/lang/String;IIFFJ)V", (void*) PaintGlue::getTextPath__String}, 1044854363e3d2fb2a9e41d8719f4a2f0f8b89440a46Raph Levien {"nativeGetStringBounds", "(JJLjava/lang/String;IIILandroid/graphics/Rect;)V", 1045a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien (void*) PaintGlue::getStringBounds }, 1046854363e3d2fb2a9e41d8719f4a2f0f8b89440a46Raph Levien {"nativeGetCharArrayBounds", "(JJ[CIIILandroid/graphics/Rect;)V", 1047a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien (void*) PaintGlue::getCharArrayBounds }, 1048a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien {"native_hasGlyph", "(JJILjava/lang/String;)Z", (void*) PaintGlue::hasGlyph }, 1049a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien {"native_getRunAdvance", "(JJ[CIIIIZI)F", (void*) PaintGlue::getRunAdvance___CIIIIZI_F}, 1050a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien {"native_getOffsetForAdvance", "(JJ[CIIIIZF)I", 1051a027ec5c2dbfbbf10cac9ea538f5e230b093be2fRaph Levien (void*) PaintGlue::getOffsetForAdvance___CIIIIZF_I}, 10524136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik 10534136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_setShadowLayer", "!(JFFFI)V", (void*)PaintGlue::setShadowLayer}, 10544136a0aeac9bb95aa615d4fc1f12378829d26c80Chris Craik {"native_hasShadowLayer", "!(J)Z", (void*)PaintGlue::hasShadowLayer} 10559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 10569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint register_android_graphics_Paint(JNIEnv* env) { 1058ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe gFontMetrics_class = FindClassOrDie(env, "android/graphics/Paint$FontMetrics"); 1059ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe gFontMetrics_class = MakeGlobalRefOrDie(env, gFontMetrics_class); 1060ab22c1c792bc5f422a029a4ab6a23861e44136d8Derek Sollenberger 1061ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe gFontMetrics_fieldID.top = GetFieldIDOrDie(env, gFontMetrics_class, "top", "F"); 1062ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe gFontMetrics_fieldID.ascent = GetFieldIDOrDie(env, gFontMetrics_class, "ascent", "F"); 1063ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe gFontMetrics_fieldID.descent = GetFieldIDOrDie(env, gFontMetrics_class, "descent", "F"); 1064ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe gFontMetrics_fieldID.bottom = GetFieldIDOrDie(env, gFontMetrics_class, "bottom", "F"); 1065ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe gFontMetrics_fieldID.leading = GetFieldIDOrDie(env, gFontMetrics_class, "leading", "F"); 10669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1067ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe gFontMetricsInt_class = FindClassOrDie(env, "android/graphics/Paint$FontMetricsInt"); 1068ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe gFontMetricsInt_class = MakeGlobalRefOrDie(env, gFontMetricsInt_class); 1069ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe 1070ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe gFontMetricsInt_fieldID.top = GetFieldIDOrDie(env, gFontMetricsInt_class, "top", "I"); 1071ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe gFontMetricsInt_fieldID.ascent = GetFieldIDOrDie(env, gFontMetricsInt_class, "ascent", "I"); 1072ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe gFontMetricsInt_fieldID.descent = GetFieldIDOrDie(env, gFontMetricsInt_class, "descent", "I"); 1073ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe gFontMetricsInt_fieldID.bottom = GetFieldIDOrDie(env, gFontMetricsInt_class, "bottom", "I"); 1074ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe gFontMetricsInt_fieldID.leading = GetFieldIDOrDie(env, gFontMetricsInt_class, "leading", "I"); 1075ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe 1076158b6c98508f111de041853cab1d7a87b771b651Andreas Gampe gPaint_class = MakeGlobalRefOrDie(env, FindClassOrDie(env, "android/graphics/Paint")); 1077158b6c98508f111de041853cab1d7a87b771b651Andreas Gampe gPaint_nativeInstanceID = GetFieldIDOrDie(env, gPaint_class, "mNativePaint", "J"); 1078158b6c98508f111de041853cab1d7a87b771b651Andreas Gampe gPaint_nativeTypefaceID = GetFieldIDOrDie(env, gPaint_class, "mNativeTypeface", "J"); 1079158b6c98508f111de041853cab1d7a87b771b651Andreas Gampe 1080ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe return RegisterMethodsOrDie(env, "android/graphics/Paint", methods, NELEM(methods)); 10819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 10829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1084