Paint.cpp revision 46e942d500d5ce67a58269cbac3307deca6a5c9f
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" 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <android_runtime/AndroidRuntime.h> 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "SkBlurDrawLooper.h" 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "SkColorFilter.h" 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "SkMaskFilter.h" 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "SkRasterizer.h" 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "SkShader.h" 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "SkTypeface.h" 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "SkXfermode.h" 330c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt#include "unicode/ushape.h" 34f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt#include "TextLayout.h" 350c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 360c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt// temporary for debugging 375c13d89c1332fcc499379b9064b891187b75ca32Chet Haase#include <Caches.h> 380c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt#include <utils/Log.h> 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectnamespace android { 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstruct JMetricsID { 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfieldID top; 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfieldID ascent; 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfieldID descent; 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfieldID bottom; 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfieldID leading; 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jclass gFontMetrics_class; 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic JMetricsID gFontMetrics_fieldID; 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jclass gFontMetricsInt_class; 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic JMetricsID gFontMetricsInt_fieldID; 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 563d63e0119dc763ed0a06fd7498375746fd391d80Mike Reedstatic void defaultSettingsForAndroid(SkPaint* paint) { 57c511bee87cda99a252d1a62487f47c8f05aee78cFabrice Di Meglio // GlyphID encoding is required because we are using Harfbuzz shaping 58c511bee87cda99a252d1a62487f47c8f05aee78cFabrice Di Meglio paint->setTextEncoding(SkPaint::kGlyphID_TextEncoding); 593d63e0119dc763ed0a06fd7498375746fd391d80Mike Reed} 603d63e0119dc763ed0a06fd7498375746fd391d80Mike Reed 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectclass SkPaintGlue { 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic: 630c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt enum MoveOpt { 640c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt AFTER, AT_OR_AFTER, BEFORE, AT_OR_BEFORE, AT 650c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt }; 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void finalizer(JNIEnv* env, jobject clazz, SkPaint* obj) { 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project delete obj; 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static SkPaint* init(JNIEnv* env, jobject clazz) { 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint* obj = new SkPaint(); 733d63e0119dc763ed0a06fd7498375746fd391d80Mike Reed defaultSettingsForAndroid(obj); 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return obj; 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static SkPaint* intiWithPaint(JNIEnv* env, jobject clazz, SkPaint* paint) { 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint* obj = new SkPaint(*paint); 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return obj; 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 818451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void reset(JNIEnv* env, jobject clazz, SkPaint* obj) { 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project obj->reset(); 843d63e0119dc763ed0a06fd7498375746fd391d80Mike Reed defaultSettingsForAndroid(obj); 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 868451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void assign(JNIEnv* env, jobject clazz, SkPaint* dst, const SkPaint* src) { 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *dst = *src; 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 908451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jint getFlags(JNIEnv* env, jobject paint) { 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return GraphicsJNI::getNativePaint(env, paint)->getFlags(); 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 958451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setFlags(JNIEnv* env, jobject paint, jint flags) { 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::getNativePaint(env, paint)->setFlags(flags); 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1008451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 101f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn static jint getHinting(JNIEnv* env, jobject paint) { 102f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn NPE_CHECK_RETURN_ZERO(env, paint); 103f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn return GraphicsJNI::getNativePaint(env, paint)->getHinting() 104f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn == SkPaint::kNo_Hinting ? 0 : 1; 105f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn } 106f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn 107f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn static void setHinting(JNIEnv* env, jobject paint, jint mode) { 108f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn NPE_CHECK_RETURN_VOID(env, paint); 109f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn GraphicsJNI::getNativePaint(env, paint)->setHinting( 110f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn mode == 0 ? SkPaint::kNo_Hinting : SkPaint::kSlight_Hinting); 111f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn } 112f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setAntiAlias(JNIEnv* env, jobject paint, jboolean aa) { 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::getNativePaint(env, paint)->setAntiAlias(aa); 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1178451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setLinearText(JNIEnv* env, jobject paint, jboolean linearText) { 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::getNativePaint(env, paint)->setLinearText(linearText); 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1228451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setSubpixelText(JNIEnv* env, jobject paint, jboolean subpixelText) { 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::getNativePaint(env, paint)->setSubpixelText(subpixelText); 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1278451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setUnderlineText(JNIEnv* env, jobject paint, jboolean underlineText) { 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::getNativePaint(env, paint)->setUnderlineText(underlineText); 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1328451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setStrikeThruText(JNIEnv* env, jobject paint, jboolean strikeThruText) { 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::getNativePaint(env, paint)->setStrikeThruText(strikeThruText); 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1378451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setFakeBoldText(JNIEnv* env, jobject paint, jboolean fakeBoldText) { 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::getNativePaint(env, paint)->setFakeBoldText(fakeBoldText); 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1428451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setFilterBitmap(JNIEnv* env, jobject paint, jboolean filterBitmap) { 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::getNativePaint(env, paint)->setFilterBitmap(filterBitmap); 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1478451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setDither(JNIEnv* env, jobject paint, jboolean dither) { 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::getNativePaint(env, paint)->setDither(dither); 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1528451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jint getStyle(JNIEnv* env, jobject clazz, SkPaint* obj) { 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return obj->getStyle(); 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1568451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setStyle(JNIEnv* env, jobject clazz, SkPaint* obj, SkPaint::Style style) { 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project obj->setStyle(style); 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1608451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jint getColor(JNIEnv* env, jobject paint) { 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return GraphicsJNI::getNativePaint(env, paint)->getColor(); 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1658451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jint getAlpha(JNIEnv* env, jobject paint) { 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return GraphicsJNI::getNativePaint(env, paint)->getAlpha(); 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1708451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setColor(JNIEnv* env, jobject paint, jint color) { 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::getNativePaint(env, paint)->setColor(color); 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1758451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setAlpha(JNIEnv* env, jobject paint, jint a) { 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::getNativePaint(env, paint)->setAlpha(a); 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1808451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat getStrokeWidth(JNIEnv* env, jobject paint) { 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return SkScalarToFloat(GraphicsJNI::getNativePaint(env, paint)->getStrokeWidth()); 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1858451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setStrokeWidth(JNIEnv* env, jobject paint, jfloat width) { 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::getNativePaint(env, paint)->setStrokeWidth(SkFloatToScalar(width)); 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1908451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat getStrokeMiter(JNIEnv* env, jobject paint) { 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return SkScalarToFloat(GraphicsJNI::getNativePaint(env, paint)->getStrokeMiter()); 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1958451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setStrokeMiter(JNIEnv* env, jobject paint, jfloat miter) { 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::getNativePaint(env, paint)->setStrokeMiter(SkFloatToScalar(miter)); 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2008451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jint getStrokeCap(JNIEnv* env, jobject clazz, SkPaint* obj) { 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return obj->getStrokeCap(); 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2048451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setStrokeCap(JNIEnv* env, jobject clazz, SkPaint* obj, SkPaint::Cap cap) { 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project obj->setStrokeCap(cap); 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2088451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jint getStrokeJoin(JNIEnv* env, jobject clazz, SkPaint* obj) { 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return obj->getStrokeJoin(); 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2128451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setStrokeJoin(JNIEnv* env, jobject clazz, SkPaint* obj, SkPaint::Join join) { 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project obj->setStrokeJoin(join); 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2168451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jboolean getFillPath(JNIEnv* env, jobject clazz, SkPaint* obj, SkPath* src, SkPath* dst) { 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return obj->getFillPath(*src, dst); 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2208451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static SkShader* setShader(JNIEnv* env, jobject clazz, SkPaint* obj, SkShader* shader) { 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return obj->setShader(shader); 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2248451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static SkColorFilter* setColorFilter(JNIEnv* env, jobject clazz, SkPaint* obj, SkColorFilter* filter) { 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return obj->setColorFilter(filter); 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2288451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static SkXfermode* setXfermode(JNIEnv* env, jobject clazz, SkPaint* obj, SkXfermode* xfermode) { 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return obj->setXfermode(xfermode); 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2328451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static SkPathEffect* setPathEffect(JNIEnv* env, jobject clazz, SkPaint* obj, SkPathEffect* effect) { 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return obj->setPathEffect(effect); 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2368451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static SkMaskFilter* setMaskFilter(JNIEnv* env, jobject clazz, SkPaint* obj, SkMaskFilter* maskfilter) { 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return obj->setMaskFilter(maskfilter); 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2408451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static SkTypeface* setTypeface(JNIEnv* env, jobject clazz, SkPaint* obj, SkTypeface* typeface) { 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return obj->setTypeface(typeface); 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2448451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static SkRasterizer* setRasterizer(JNIEnv* env, jobject clazz, SkPaint* obj, SkRasterizer* rasterizer) { 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return obj->setRasterizer(rasterizer); 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2488451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jint getTextAlign(JNIEnv* env, jobject clazz, SkPaint* obj) { 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return obj->getTextAlign(); 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2528451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setTextAlign(JNIEnv* env, jobject clazz, SkPaint* obj, SkPaint::Align align) { 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project obj->setTextAlign(align); 2559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2568451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 257517825f1a9f14f92908bd7859b91b927c2eec6d9Fabrice Di Meglio static void setTextLocale(JNIEnv* env, jobject clazz, SkPaint* obj, jstring locale) { 258517825f1a9f14f92908bd7859b91b927c2eec6d9Fabrice Di Meglio const char* localeArray = env->GetStringUTFChars(locale, NULL); 259517825f1a9f14f92908bd7859b91b927c2eec6d9Fabrice Di Meglio SkString skLocale(localeArray); 260517825f1a9f14f92908bd7859b91b927c2eec6d9Fabrice Di Meglio obj->setTextLocale(skLocale); 261517825f1a9f14f92908bd7859b91b927c2eec6d9Fabrice Di Meglio env->ReleaseStringUTFChars(locale, localeArray); 262517825f1a9f14f92908bd7859b91b927c2eec6d9Fabrice Di Meglio } 263517825f1a9f14f92908bd7859b91b927c2eec6d9Fabrice Di Meglio 2649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat getTextSize(JNIEnv* env, jobject paint) { 2659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 2669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return SkScalarToFloat(GraphicsJNI::getNativePaint(env, paint)->getTextSize()); 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2688451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setTextSize(JNIEnv* env, jobject paint, jfloat textSize) { 2709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 2719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::getNativePaint(env, paint)->setTextSize(SkFloatToScalar(textSize)); 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2738451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat getTextScaleX(JNIEnv* env, jobject paint) { 2759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return SkScalarToFloat(GraphicsJNI::getNativePaint(env, paint)->getTextScaleX()); 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2788451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setTextScaleX(JNIEnv* env, jobject paint, jfloat scaleX) { 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::getNativePaint(env, paint)->setTextScaleX(SkFloatToScalar(scaleX)); 2829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2838451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat getTextSkewX(JNIEnv* env, jobject paint) { 2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return SkScalarToFloat(GraphicsJNI::getNativePaint(env, paint)->getTextSkewX()); 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2888451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setTextSkewX(JNIEnv* env, jobject paint, jfloat skewX) { 2909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 2919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::getNativePaint(env, paint)->setTextSkewX(SkFloatToScalar(skewX)); 2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2938451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat ascent(JNIEnv* env, jobject paint) { 2959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint::FontMetrics metrics; 2979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void)GraphicsJNI::getNativePaint(env, paint)->getFontMetrics(&metrics); 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return SkScalarToFloat(metrics.fAscent); 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3008451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 3019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat descent(JNIEnv* env, jobject paint) { 3029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 3039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint::FontMetrics metrics; 3049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void)GraphicsJNI::getNativePaint(env, paint)->getFontMetrics(&metrics); 3059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return SkScalarToFloat(metrics.fDescent); 3069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3078451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 3089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat getFontMetrics(JNIEnv* env, jobject paint, jobject metricsObj) { 3099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 3109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint::FontMetrics metrics; 3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkScalar spacing = GraphicsJNI::getNativePaint(env, paint)->getFontMetrics(&metrics); 3129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (metricsObj) { 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(env->IsInstanceOf(metricsObj, gFontMetrics_class)); 3159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetFloatField(metricsObj, gFontMetrics_fieldID.top, SkScalarToFloat(metrics.fTop)); 3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetFloatField(metricsObj, gFontMetrics_fieldID.ascent, SkScalarToFloat(metrics.fAscent)); 3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetFloatField(metricsObj, gFontMetrics_fieldID.descent, SkScalarToFloat(metrics.fDescent)); 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetFloatField(metricsObj, gFontMetrics_fieldID.bottom, SkScalarToFloat(metrics.fBottom)); 3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetFloatField(metricsObj, gFontMetrics_fieldID.leading, SkScalarToFloat(metrics.fLeading)); 3209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return SkScalarToFloat(spacing); 3229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3238451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jint getFontMetricsInt(JNIEnv* env, jobject paint, jobject metricsObj) { 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint::FontMetrics metrics; 3278451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::getNativePaint(env, paint)->getFontMetrics(&metrics); 3299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int ascent = SkScalarRound(metrics.fAscent); 3309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int descent = SkScalarRound(metrics.fDescent); 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int leading = SkScalarRound(metrics.fLeading); 3329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (metricsObj) { 3349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(env->IsInstanceOf(metricsObj, gFontMetricsInt_class)); 3359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetIntField(metricsObj, gFontMetricsInt_fieldID.top, SkScalarFloor(metrics.fTop)); 3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetIntField(metricsObj, gFontMetricsInt_fieldID.ascent, ascent); 3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetIntField(metricsObj, gFontMetricsInt_fieldID.descent, descent); 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetIntField(metricsObj, gFontMetricsInt_fieldID.bottom, SkScalarCeil(metrics.fBottom)); 3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetIntField(metricsObj, gFontMetricsInt_fieldID.leading, leading); 3409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return descent - ascent + leading; 3429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat measureText_CII(JNIEnv* env, jobject jpaint, jcharArray text, int index, int count) { 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, jpaint); 3469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, text); 3479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project size_t textLength = env->GetArrayLength(text); 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((index | count) < 0 || (size_t)(index + count) > textLength) { 3508451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes doThrowAIOOBE(env); 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 3529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3536ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (count == 0) { 3546ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 3556ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 3569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3574f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio SkPaint* paint = GraphicsJNI::getNativePaint(env, jpaint); 3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* textArray = env->GetCharArrayElements(text, NULL); 3594f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio jfloat result = 0; 360b02d0ca5553300063e4332192632312600caf4b9Fabrice Di Meglio 3618fb507171f68d4170cfeb1187ee7d1f70f98917dFabrice Di Meglio TextLayout::getTextRunAdvances(paint, textArray, index, count, textLength, 36279df5323e7ed541b854cea5684a89e8be8c2dfc9Fabrice Di Meglio paint->getFlags(), NULL /* dont need all advances */, &result); 363b02d0ca5553300063e4332192632312600caf4b9Fabrice Di Meglio 3644f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio env->ReleaseCharArrayElements(text, const_cast<jchar*>(textArray), JNI_ABORT); 3654f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio return result; 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3678451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat measureText_StringII(JNIEnv* env, jobject jpaint, jstring text, int start, int end) { 3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, jpaint); 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, text); 3718451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 37251f383d65f9ee3c7d73d0508b576550e7998c5b5Fabrice Di Meglio size_t textLength = env->GetStringLength(text); 3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int count = end - start; 37451f383d65f9ee3c7d73d0508b576550e7998c5b5Fabrice Di Meglio if ((start | count) < 0 || (size_t)end > textLength) { 3756ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio doThrowAIOOBE(env); 3766ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 3776ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 3786ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (count == 0) { 3796ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 3806ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 3816ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 3826ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio const jchar* textArray = env->GetStringChars(text, NULL); 3836ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio SkPaint* paint = GraphicsJNI::getNativePaint(env, jpaint); 3844f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio jfloat width = 0; 3858451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 38651f383d65f9ee3c7d73d0508b576550e7998c5b5Fabrice Di Meglio TextLayout::getTextRunAdvances(paint, textArray, start, count, textLength, 38779df5323e7ed541b854cea5684a89e8be8c2dfc9Fabrice Di Meglio paint->getFlags(), NULL /* dont need all advances */, &width); 3884f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio 3899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringChars(text, textArray); 3909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return width; 3919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3928451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 3939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat measureText_String(JNIEnv* env, jobject jpaint, jstring text) { 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, jpaint); 3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, text); 3968451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project size_t textLength = env->GetStringLength(text); 3986ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (textLength == 0) { 3996ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 4006ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 4016ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 4026ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio const jchar* textArray = env->GetStringChars(text, NULL); 4036ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio SkPaint* paint = GraphicsJNI::getNativePaint(env, jpaint); 4044f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio jfloat width = 0; 4056ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 4068fb507171f68d4170cfeb1187ee7d1f70f98917dFabrice Di Meglio TextLayout::getTextRunAdvances(paint, textArray, 0, textLength, textLength, 40779df5323e7ed541b854cea5684a89e8be8c2dfc9Fabrice Di Meglio paint->getFlags(), NULL /* dont need all advances */, &width); 408b02d0ca5553300063e4332192632312600caf4b9Fabrice Di Meglio 4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringChars(text, textArray); 4109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return width; 4119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4128451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static int dotextwidths(JNIEnv* env, SkPaint* paint, const jchar text[], int count, jfloatArray widths) { 4146ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio NPE_CHECK_RETURN_ZERO(env, paint); 4156ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio NPE_CHECK_RETURN_ZERO(env, text); 4166ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 4176ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (count < 0 || !widths) { 4186ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio doThrowAIOOBE(env); 4196ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 4206ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 4216ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (count == 0) { 4226ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 4236ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 4246ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio size_t widthsLength = env->GetArrayLength(widths); 4256ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if ((size_t)count > widthsLength) { 4266ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio doThrowAIOOBE(env); 4276ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 4286ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 4296ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AutoJavaFloatArray autoWidths(env, widths, count); 4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfloat* widthsArray = autoWidths.ptr(); 4326ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 4338fb507171f68d4170cfeb1187ee7d1f70f98917dFabrice Di Meglio TextLayout::getTextRunAdvances(paint, text, 0, count, count, 43479df5323e7ed541b854cea5684a89e8be8c2dfc9Fabrice Di Meglio paint->getFlags(), widthsArray, NULL /* dont need totalAdvance */); 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return count; 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4388451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static int getTextWidths___CII_F(JNIEnv* env, jobject clazz, SkPaint* paint, jcharArray text, int index, int count, jfloatArray widths) { 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* textArray = env->GetCharArrayElements(text, NULL); 4419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project count = dotextwidths(env, paint, textArray + index, count, widths); 4429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseCharArrayElements(text, const_cast<jchar*>(textArray), 4438451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes JNI_ABORT); 4449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return count; 4459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4468451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 4479f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio static int getTextWidths__StringII_F(JNIEnv* env, jobject clazz, SkPaint* paint, jstring text, 4489f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio int start, int end, jfloatArray widths) { 4499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* textArray = env->GetStringChars(text, NULL); 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int count = dotextwidths(env, paint, textArray + start, end - start, widths); 4519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringChars(text, textArray); 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return count; 4539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4540c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 4559f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio static int doTextGlyphs(JNIEnv* env, SkPaint* paint, const jchar* text, jint start, jint count, 4569f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio jint contextCount, jint flags, jcharArray glyphs) { 4576ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio NPE_CHECK_RETURN_ZERO(env, paint); 4586ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio NPE_CHECK_RETURN_ZERO(env, text); 4596ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 4606ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if ((start | count | contextCount) < 0 || contextCount < count || !glyphs) { 4616ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio doThrowAIOOBE(env); 4626ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 4636ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 4646ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (count == 0) { 4656ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 4666ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 4676ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio size_t glypthsLength = env->GetArrayLength(glyphs); 4686ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if ((size_t)count > glypthsLength) { 4696ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio doThrowAIOOBE(env); 4706ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 4716ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 4726ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 4739f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio jchar* glyphsArray = env->GetCharArrayElements(glyphs, NULL); 4745c863f741e8e484bb39decd516c9fa4c6322e671Fabrice Di Meglio 475a731b082b2c43204e6e9f927ab82fb732934a83bFabrice Di Meglio sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(paint, 476a731b082b2c43204e6e9f927ab82fb732934a83bFabrice Di Meglio text, start, count, contextCount, flags); 477a731b082b2c43204e6e9f927ab82fb732934a83bFabrice Di Meglio const jchar* shapedGlyphs = value->getGlyphs(); 478a731b082b2c43204e6e9f927ab82fb732934a83bFabrice Di Meglio size_t glyphsCount = value->getGlyphsCount(); 4795c863f741e8e484bb39decd516c9fa4c6322e671Fabrice Di Meglio memcpy(glyphsArray, shapedGlyphs, sizeof(jchar) * glyphsCount); 4805c863f741e8e484bb39decd516c9fa4c6322e671Fabrice Di Meglio 481eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio env->ReleaseCharArrayElements(glyphs, glyphsArray, JNI_ABORT); 4825c863f741e8e484bb39decd516c9fa4c6322e671Fabrice Di Meglio return glyphsCount; 4839f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio } 4849f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio 4859f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio static int getTextGlyphs__StringIIIII_C(JNIEnv* env, jobject clazz, SkPaint* paint, 4869f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio jstring text, jint start, jint end, jint contextStart, jint contextEnd, jint flags, 4879f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio jcharArray glyphs) { 4889f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio const jchar* textArray = env->GetStringChars(text, NULL); 4899f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio int count = doTextGlyphs(env, paint, textArray + contextStart, start - contextStart, 4909f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio end - start, contextEnd - contextStart, flags, glyphs); 4919f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio env->ReleaseStringChars(text, textArray); 4929f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio return count; 4939f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio } 4949f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio 495f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt static jfloat doTextRunAdvances(JNIEnv *env, SkPaint *paint, const jchar *text, 496f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt jint start, jint count, jint contextCount, jint flags, 4970c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jfloatArray advances, jint advancesIndex) { 4986ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio NPE_CHECK_RETURN_ZERO(env, paint); 4996ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio NPE_CHECK_RETURN_ZERO(env, text); 5006ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 5016ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if ((start | count | contextCount | advancesIndex) < 0 || contextCount < count) { 5026ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio doThrowAIOOBE(env); 5036ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 5046ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 5056ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (count == 0) { 5066ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 5076ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 5086ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (advances) { 5096ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio size_t advancesLength = env->GetArrayLength(advances); 5106ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if ((size_t)count > advancesLength) { 5116ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio doThrowAIOOBE(env); 5126ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 5136ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 5146ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 5150c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jfloat advancesArray[count]; 5166ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio jfloat totalAdvance = 0; 5170c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 518f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt TextLayout::getTextRunAdvances(paint, text, start, count, contextCount, flags, 51979df5323e7ed541b854cea5684a89e8be8c2dfc9Fabrice Di Meglio advancesArray, &totalAdvance); 5200c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 5210c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt if (advances != NULL) { 5220c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt env->SetFloatArrayRegion(advances, advancesIndex, count, advancesArray); 5230c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 5240c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt return totalAdvance; 5250c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 5260c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 527eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio static jfloat doTextRunAdvancesICU(JNIEnv *env, SkPaint *paint, const jchar *text, 528eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio jint start, jint count, jint contextCount, jint flags, 529eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio jfloatArray advances, jint advancesIndex) { 5306ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio NPE_CHECK_RETURN_ZERO(env, paint); 5316ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio NPE_CHECK_RETURN_ZERO(env, text); 5326ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 5336ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if ((start | count | contextCount | advancesIndex) < 0 || contextCount < count) { 5346ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio doThrowAIOOBE(env); 5356ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 5366ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 5376ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (count == 0) { 5386ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 5396ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 5406ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (advances) { 5416ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio size_t advancesLength = env->GetArrayLength(advances); 5426ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if ((size_t)count > advancesLength) { 5436ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio doThrowAIOOBE(env); 5446ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 5456ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 5466ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 5476ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 548eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio jfloat advancesArray[count]; 5496ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio jfloat totalAdvance = 0; 550eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio 551eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio TextLayout::getTextRunAdvancesICU(paint, text, start, count, contextCount, flags, 552eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio advancesArray, totalAdvance); 553eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio 554eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio if (advances != NULL) { 555eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio env->SetFloatArrayRegion(advances, advancesIndex, count, advancesArray); 556eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio } 557eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio return totalAdvance; 558eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio } 559eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio 5600a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio static float getTextRunAdvances___CIIIII_FII(JNIEnv* env, jobject clazz, SkPaint* paint, 5610c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jcharArray text, jint index, jint count, jint contextIndex, jint contextCount, 5620a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio jint flags, jfloatArray advances, jint advancesIndex, jint reserved) { 5630c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jchar* textArray = env->GetCharArrayElements(text, NULL); 5640a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio jfloat result = (reserved == 0) ? 5650a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio doTextRunAdvances(env, paint, textArray + contextIndex, index - contextIndex, 5660a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio count, contextCount, flags, advances, advancesIndex) : 5670a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio doTextRunAdvancesICU(env, paint, textArray + contextIndex, index - contextIndex, 5680a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio count, contextCount, flags, advances, advancesIndex); 5690c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 5700c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt return result; 5710c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 5720c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 5730a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio static float getTextRunAdvances__StringIIIII_FII(JNIEnv* env, jobject clazz, SkPaint* paint, 5740c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jstring text, jint start, jint end, jint contextStart, jint contextEnd, jint flags, 5750a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio jfloatArray advances, jint advancesIndex, jint reserved) { 5760c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt const jchar* textArray = env->GetStringChars(text, NULL); 5770a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio jfloat result = (reserved == 0) ? 5780a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio doTextRunAdvances(env, paint, textArray + contextStart, start - contextStart, 5790a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio end - start, contextEnd - contextStart, flags, advances, advancesIndex) : 5800a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio doTextRunAdvancesICU(env, paint, textArray + contextStart, start - contextStart, 5810a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio end - start, contextEnd - contextStart, flags, advances, advancesIndex); 582eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio env->ReleaseStringChars(text, textArray); 583eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio return result; 584eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio } 585eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio 5860c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt static jint doTextRunCursor(JNIEnv *env, SkPaint* paint, const jchar *text, jint start, 5870c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jint count, jint flags, jint offset, jint opt) { 5884f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio jfloat scalarArray[count]; 5899c418dbc56efd334c68872d281f75138e16eae46Fabrice Di Meglio 5904f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio TextLayout::getTextRunAdvances(paint, text, start, count, count, flags, 59179df5323e7ed541b854cea5684a89e8be8c2dfc9Fabrice Di Meglio scalarArray, NULL /* dont need totalAdvance */); 5920c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 5930c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jint pos = offset - start; 5940c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt switch (opt) { 5950c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt case AFTER: 5960c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt if (pos < count) { 5970c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt pos += 1; 5980c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 5990c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt // fall through 6000c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt case AT_OR_AFTER: 6010c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt while (pos < count && scalarArray[pos] == 0) { 6020c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt ++pos; 6030c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6040c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt break; 6050c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt case BEFORE: 6060c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt if (pos > 0) { 6070c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt --pos; 6080c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6090c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt // fall through 6100c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt case AT_OR_BEFORE: 6110c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt while (pos > 0 && scalarArray[pos] == 0) { 6120c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt --pos; 6130c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6140c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt break; 6150c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt case AT: 6160c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt default: 6170c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt if (scalarArray[pos] == 0) { 6180c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt pos = -1; 6190c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6200c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt break; 6210c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6220c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 6230c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt if (pos != -1) { 6240c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt pos += start; 6250c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6260c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 6270c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt return pos; 6280c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6290c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 6300c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt static jint getTextRunCursor___C(JNIEnv* env, jobject clazz, SkPaint* paint, jcharArray text, 6310c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jint contextStart, jint contextCount, jint flags, jint offset, jint cursorOpt) { 6320c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jchar* textArray = env->GetCharArrayElements(text, NULL); 6330c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jint result = doTextRunCursor(env, paint, textArray, contextStart, contextCount, flags, 6340c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt offset, cursorOpt); 6350c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 6360c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt return result; 6370c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6380c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 6390c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt static jint getTextRunCursor__String(JNIEnv* env, jobject clazz, SkPaint* paint, jstring text, 6400c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jint contextStart, jint contextEnd, jint flags, jint offset, jint cursorOpt) { 6410c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt const jchar* textArray = env->GetStringChars(text, NULL); 6420c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jint result = doTextRunCursor(env, paint, textArray, contextStart, 6430c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt contextEnd - contextStart, flags, offset, cursorOpt); 6440c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt env->ReleaseStringChars(text, textArray); 6450c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt return result; 6460c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6470c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 648f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt static void getTextPath(JNIEnv* env, SkPaint* paint, const jchar* text, jint count, 649f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt jint bidiFlags, jfloat x, jfloat y, SkPath *path) { 650f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt TextLayout::getTextPath(paint, text, count, bidiFlags, x, y, path); 651f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt } 652f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt 653f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt static void getTextPath___C(JNIEnv* env, jobject clazz, SkPaint* paint, jint bidiFlags, 654f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt jcharArray text, int index, int count, jfloat x, jfloat y, SkPath* path) { 6559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* textArray = env->GetCharArrayElements(text, NULL); 656f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt getTextPath(env, paint, textArray + index, count, bidiFlags, x, y, path); 657f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt env->ReleaseCharArrayElements(text, const_cast<jchar*>(textArray), JNI_ABORT); 6589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 659f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt 660f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt static void getTextPath__String(JNIEnv* env, jobject clazz, SkPaint* paint, jint bidiFlags, 661f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt jstring text, int start, int end, jfloat x, jfloat y, SkPath* path) { 6629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* textArray = env->GetStringChars(text, NULL); 663f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt getTextPath(env, paint, textArray + start, end - start, bidiFlags, x, y, path); 6649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringChars(text, textArray); 6659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 666f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt 6679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setShadowLayer(JNIEnv* env, jobject jpaint, jfloat radius, 6689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfloat dx, jfloat dy, int color) { 6699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, jpaint); 6708451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 6718451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes SkPaint* paint = GraphicsJNI::getNativePaint(env, jpaint); 6729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (radius <= 0) { 6739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project paint->setLooper(NULL); 6749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else { 6769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project paint->setLooper(new SkBlurDrawLooper(SkFloatToScalar(radius), 6779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkFloatToScalar(dx), 6789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkFloatToScalar(dy), 6799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (SkColor)color))->unref(); 6809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 683bd901dee317d10c6a921922c3d7d788b90306c82Fabrice Di Meglio static int breakText(JNIEnv* env, SkPaint& paint, const jchar text[], 6849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int count, float maxWidth, jfloatArray jmeasured, 6859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint::TextBufferDirection tbd) { 686a731b082b2c43204e6e9f927ab82fb732934a83bFabrice Di Meglio sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(&paint, 687a731b082b2c43204e6e9f927ab82fb732934a83bFabrice Di Meglio text, 0, count, count, paint.getFlags()); 688bd901dee317d10c6a921922c3d7d788b90306c82Fabrice Di Meglio if (value == NULL) { 689a731b082b2c43204e6e9f927ab82fb732934a83bFabrice Di Meglio return 0; 690bd901dee317d10c6a921922c3d7d788b90306c82Fabrice Di Meglio } 6919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkScalar measured; 692bd901dee317d10c6a921922c3d7d788b90306c82Fabrice Di Meglio size_t bytes = paint.breakText(value->getGlyphs(), value->getGlyphsCount() << 1, 6939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkFloatToScalar(maxWidth), &measured, tbd); 6949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT((bytes & 1) == 0); 6959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (jmeasured && env->GetArrayLength(jmeasured) > 0) { 6979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AutoJavaFloatArray autoMeasured(env, jmeasured, 1); 6989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfloat* array = autoMeasured.ptr(); 6999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project array[0] = SkScalarToFloat(measured); 7009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return bytes >> 1; 7029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static int breakTextC(JNIEnv* env, jobject jpaint, jcharArray jtext, 7059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int index, int count, float maxWidth, jfloatArray jmeasuredWidth) { 7069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, jpaint); 7079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, jtext); 7089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint::TextBufferDirection tbd; 7109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (count < 0) { 7119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project tbd = SkPaint::kBackward_TextBufferDirection; 7129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project count = -count; 7139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else { 7159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project tbd = SkPaint::kForward_TextBufferDirection; 7169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((index < 0) || (index + count > env->GetArrayLength(jtext))) { 7198451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes doThrowAIOOBE(env); 7209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 7219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint* paint = GraphicsJNI::getNativePaint(env, jpaint); 7249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* text = env->GetCharArrayElements(jtext, NULL); 7259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project count = breakText(env, *paint, text + index, count, maxWidth, 7269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jmeasuredWidth, tbd); 7279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseCharArrayElements(jtext, const_cast<jchar*>(text), 7289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project JNI_ABORT); 7299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return count; 7309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static int breakTextS(JNIEnv* env, jobject jpaint, jstring jtext, 7339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bool forwards, float maxWidth, jfloatArray jmeasuredWidth) { 7349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, jpaint); 7359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, jtext); 7369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint::TextBufferDirection tbd = forwards ? 7389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint::kForward_TextBufferDirection : 7399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint::kBackward_TextBufferDirection; 7409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint* paint = GraphicsJNI::getNativePaint(env, jpaint); 7429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int count = env->GetStringLength(jtext); 7439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* text = env->GetStringChars(jtext, NULL); 7449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project count = breakText(env, *paint, text, count, maxWidth, 7459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jmeasuredWidth, tbd); 7469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringChars(jtext, text); 7479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return count; 7489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void doTextBounds(JNIEnv* env, const jchar* text, int count, 7519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jobject bounds, const SkPaint& paint) 7529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 75346e942d500d5ce67a58269cbac3307deca6a5c9fZhou Chang SkRect r{0,0,0,0}; 7549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkIRect ir; 7558451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 756a731b082b2c43204e6e9f927ab82fb732934a83bFabrice Di Meglio sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(&paint, 757a731b082b2c43204e6e9f927ab82fb732934a83bFabrice Di Meglio text, 0, count, count, paint.getFlags()); 758bd901dee317d10c6a921922c3d7d788b90306c82Fabrice Di Meglio if (value == NULL) { 759a731b082b2c43204e6e9f927ab82fb732934a83bFabrice Di Meglio return; 760bd901dee317d10c6a921922c3d7d788b90306c82Fabrice Di Meglio } 761bd901dee317d10c6a921922c3d7d788b90306c82Fabrice Di Meglio paint.measureText(value->getGlyphs(), value->getGlyphsCount() << 1, &r); 7629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project r.roundOut(&ir); 7639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::irect_to_jrect(ir, env, bounds); 7649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void getStringBounds(JNIEnv* env, jobject, const SkPaint* paint, 7679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jstring text, int start, int end, jobject bounds) 7689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 7699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* textArray = env->GetStringChars(text, NULL); 7709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project doTextBounds(env, textArray + start, end - start, bounds, *paint); 7719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringChars(text, textArray); 7729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7738451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 7749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void getCharArrayBounds(JNIEnv* env, jobject, const SkPaint* paint, 7759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jcharArray text, int index, int count, jobject bounds) 7769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 7779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* textArray = env->GetCharArrayElements(text, NULL); 7789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project doTextBounds(env, textArray + index, count, bounds, *paint); 7799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseCharArrayElements(text, const_cast<jchar*>(textArray), 7809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project JNI_ABORT); 7819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7828451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 7839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 7849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic JNINativeMethod methods[] = { 7869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"finalizer", "(I)V", (void*) SkPaintGlue::finalizer}, 7879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_init","()I", (void*) SkPaintGlue::init}, 7889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_initWithPaint","(I)I", (void*) SkPaintGlue::intiWithPaint}, 7899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_reset","(I)V", (void*) SkPaintGlue::reset}, 7909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_set","(II)V", (void*) SkPaintGlue::assign}, 7919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getFlags","()I", (void*) SkPaintGlue::getFlags}, 7929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setFlags","(I)V", (void*) SkPaintGlue::setFlags}, 793f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn {"getHinting","()I", (void*) SkPaintGlue::getHinting}, 794f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn {"setHinting","(I)V", (void*) SkPaintGlue::setHinting}, 7959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setAntiAlias","(Z)V", (void*) SkPaintGlue::setAntiAlias}, 7969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setSubpixelText","(Z)V", (void*) SkPaintGlue::setSubpixelText}, 7979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setLinearText","(Z)V", (void*) SkPaintGlue::setLinearText}, 7989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setUnderlineText","(Z)V", (void*) SkPaintGlue::setUnderlineText}, 7999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setStrikeThruText","(Z)V", (void*) SkPaintGlue::setStrikeThruText}, 8009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setFakeBoldText","(Z)V", (void*) SkPaintGlue::setFakeBoldText}, 8019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setFilterBitmap","(Z)V", (void*) SkPaintGlue::setFilterBitmap}, 8029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setDither","(Z)V", (void*) SkPaintGlue::setDither}, 8039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_getStyle","(I)I", (void*) SkPaintGlue::getStyle}, 8049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setStyle","(II)V", (void*) SkPaintGlue::setStyle}, 8059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getColor","()I", (void*) SkPaintGlue::getColor}, 8069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setColor","(I)V", (void*) SkPaintGlue::setColor}, 8079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getAlpha","()I", (void*) SkPaintGlue::getAlpha}, 8089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setAlpha","(I)V", (void*) SkPaintGlue::setAlpha}, 8099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getStrokeWidth","()F", (void*) SkPaintGlue::getStrokeWidth}, 8109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setStrokeWidth","(F)V", (void*) SkPaintGlue::setStrokeWidth}, 8119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getStrokeMiter","()F", (void*) SkPaintGlue::getStrokeMiter}, 8129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setStrokeMiter","(F)V", (void*) SkPaintGlue::setStrokeMiter}, 8139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_getStrokeCap","(I)I", (void*) SkPaintGlue::getStrokeCap}, 8149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setStrokeCap","(II)V", (void*) SkPaintGlue::setStrokeCap}, 8159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_getStrokeJoin","(I)I", (void*) SkPaintGlue::getStrokeJoin}, 8169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setStrokeJoin","(II)V", (void*) SkPaintGlue::setStrokeJoin}, 8179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_getFillPath","(III)Z", (void*) SkPaintGlue::getFillPath}, 8189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setShader","(II)I", (void*) SkPaintGlue::setShader}, 8199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setColorFilter","(II)I", (void*) SkPaintGlue::setColorFilter}, 8209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setXfermode","(II)I", (void*) SkPaintGlue::setXfermode}, 8219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setPathEffect","(II)I", (void*) SkPaintGlue::setPathEffect}, 8229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setMaskFilter","(II)I", (void*) SkPaintGlue::setMaskFilter}, 8239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setTypeface","(II)I", (void*) SkPaintGlue::setTypeface}, 8249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setRasterizer","(II)I", (void*) SkPaintGlue::setRasterizer}, 8259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_getTextAlign","(I)I", (void*) SkPaintGlue::getTextAlign}, 8269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setTextAlign","(II)V", (void*) SkPaintGlue::setTextAlign}, 827517825f1a9f14f92908bd7859b91b927c2eec6d9Fabrice Di Meglio {"native_setTextLocale","(ILjava/lang/String;)V", (void*) SkPaintGlue::setTextLocale}, 8289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getTextSize","()F", (void*) SkPaintGlue::getTextSize}, 8299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setTextSize","(F)V", (void*) SkPaintGlue::setTextSize}, 8309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getTextScaleX","()F", (void*) SkPaintGlue::getTextScaleX}, 8319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setTextScaleX","(F)V", (void*) SkPaintGlue::setTextScaleX}, 8329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getTextSkewX","()F", (void*) SkPaintGlue::getTextSkewX}, 8339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setTextSkewX","(F)V", (void*) SkPaintGlue::setTextSkewX}, 8349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"ascent","()F", (void*) SkPaintGlue::ascent}, 8359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"descent","()F", (void*) SkPaintGlue::descent}, 8369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getFontMetrics", "(Landroid/graphics/Paint$FontMetrics;)F", (void*)SkPaintGlue::getFontMetrics}, 8379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getFontMetricsInt", "(Landroid/graphics/Paint$FontMetricsInt;)I", (void*)SkPaintGlue::getFontMetricsInt}, 838afa78967b8553443aa32579d78970a076d7581f6Dianne Hackborn {"native_measureText","([CII)F", (void*) SkPaintGlue::measureText_CII}, 839afa78967b8553443aa32579d78970a076d7581f6Dianne Hackborn {"native_measureText","(Ljava/lang/String;)F", (void*) SkPaintGlue::measureText_String}, 840afa78967b8553443aa32579d78970a076d7581f6Dianne Hackborn {"native_measureText","(Ljava/lang/String;II)F", (void*) SkPaintGlue::measureText_StringII}, 841afa78967b8553443aa32579d78970a076d7581f6Dianne Hackborn {"native_breakText","([CIIF[F)I", (void*) SkPaintGlue::breakTextC}, 842afa78967b8553443aa32579d78970a076d7581f6Dianne Hackborn {"native_breakText","(Ljava/lang/String;ZF[F)I", (void*) SkPaintGlue::breakTextS}, 8439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_getTextWidths","(I[CII[F)I", (void*) SkPaintGlue::getTextWidths___CII_F}, 8449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_getTextWidths","(ILjava/lang/String;II[F)I", (void*) SkPaintGlue::getTextWidths__StringII_F}, 8450a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio {"native_getTextRunAdvances","(I[CIIIII[FII)F", 8460a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio (void*) SkPaintGlue::getTextRunAdvances___CIIIII_FII}, 8470a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio {"native_getTextRunAdvances","(ILjava/lang/String;IIIII[FII)F", 8480a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio (void*) SkPaintGlue::getTextRunAdvances__StringIIIII_FII}, 8490a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio 8500a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio 8519f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio {"native_getTextGlyphs","(ILjava/lang/String;IIIII[C)I", 8529f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio (void*) SkPaintGlue::getTextGlyphs__StringIIIII_C}, 8530c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt {"native_getTextRunCursor", "(I[CIIIII)I", (void*) SkPaintGlue::getTextRunCursor___C}, 8540c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt {"native_getTextRunCursor", "(ILjava/lang/String;IIIII)I", 8550c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt (void*) SkPaintGlue::getTextRunCursor__String}, 856f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt {"native_getTextPath","(II[CIIFFI)V", (void*) SkPaintGlue::getTextPath___C}, 857f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt {"native_getTextPath","(IILjava/lang/String;IIFFI)V", (void*) SkPaintGlue::getTextPath__String}, 8589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"nativeGetStringBounds", "(ILjava/lang/String;IILandroid/graphics/Rect;)V", 8599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*) SkPaintGlue::getStringBounds }, 8609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"nativeGetCharArrayBounds", "(I[CIILandroid/graphics/Rect;)V", 8619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*) SkPaintGlue::getCharArrayBounds }, 8621e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy {"nSetShadowLayer", "(FFFI)V", (void*)SkPaintGlue::setShadowLayer} 8639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 8649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jfieldID req_fieldID(jfieldID id) { 8669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(id); 8679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return id; 8689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 8699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint register_android_graphics_Paint(JNIEnv* env) { 8719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetrics_class = env->FindClass("android/graphics/Paint$FontMetrics"); 8729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(gFontMetrics_class); 8739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetrics_class = (jclass)env->NewGlobalRef(gFontMetrics_class); 8749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetrics_fieldID.top = req_fieldID(env->GetFieldID(gFontMetrics_class, "top", "F")); 8769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetrics_fieldID.ascent = req_fieldID(env->GetFieldID(gFontMetrics_class, "ascent", "F")); 8779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetrics_fieldID.descent = req_fieldID(env->GetFieldID(gFontMetrics_class, "descent", "F")); 8789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetrics_fieldID.bottom = req_fieldID(env->GetFieldID(gFontMetrics_class, "bottom", "F")); 8799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetrics_fieldID.leading = req_fieldID(env->GetFieldID(gFontMetrics_class, "leading", "F")); 8809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetricsInt_class = env->FindClass("android/graphics/Paint$FontMetricsInt"); 8829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(gFontMetricsInt_class); 8839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetricsInt_class = (jclass)env->NewGlobalRef(gFontMetricsInt_class); 8849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetricsInt_fieldID.top = req_fieldID(env->GetFieldID(gFontMetricsInt_class, "top", "I")); 8869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetricsInt_fieldID.ascent = req_fieldID(env->GetFieldID(gFontMetricsInt_class, "ascent", "I")); 8879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetricsInt_fieldID.descent = req_fieldID(env->GetFieldID(gFontMetricsInt_class, "descent", "I")); 8889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetricsInt_fieldID.bottom = req_fieldID(env->GetFieldID(gFontMetricsInt_class, "bottom", "I")); 8899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetricsInt_fieldID.leading = req_fieldID(env->GetFieldID(gFontMetricsInt_class, "leading", "I")); 8909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int result = AndroidRuntime::registerNativeMethods(env, "android/graphics/Paint", methods, 8929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sizeof(methods) / sizeof(methods[0])); 8939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return result; 8949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 8959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 897