Paint.cpp revision f43fa5746ee5b81a6e386d36594094d079ac8160
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) { 573d63e0119dc763ed0a06fd7498375746fd391d80Mike Reed // utf16 is required for java 583d63e0119dc763ed0a06fd7498375746fd391d80Mike Reed paint->setTextEncoding(SkPaint::kUTF16_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 2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat getTextSize(JNIEnv* env, jobject paint) { 2589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 2599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return SkScalarToFloat(GraphicsJNI::getNativePaint(env, paint)->getTextSize()); 2609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2618451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setTextSize(JNIEnv* env, jobject paint, jfloat textSize) { 2639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 2649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::getNativePaint(env, paint)->setTextSize(SkFloatToScalar(textSize)); 2659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2668451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat getTextScaleX(JNIEnv* env, jobject paint) { 2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return SkScalarToFloat(GraphicsJNI::getNativePaint(env, paint)->getTextScaleX()); 2709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2718451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setTextScaleX(JNIEnv* env, jobject paint, jfloat scaleX) { 2739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 2749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::getNativePaint(env, paint)->setTextScaleX(SkFloatToScalar(scaleX)); 2759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2768451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat getTextSkewX(JNIEnv* env, jobject paint) { 2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return SkScalarToFloat(GraphicsJNI::getNativePaint(env, paint)->getTextSkewX()); 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2818451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setTextSkewX(JNIEnv* env, jobject paint, jfloat skewX) { 2839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, paint); 2849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::getNativePaint(env, paint)->setTextSkewX(SkFloatToScalar(skewX)); 2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2868451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat ascent(JNIEnv* env, jobject paint) { 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint::FontMetrics metrics; 2909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void)GraphicsJNI::getNativePaint(env, paint)->getFontMetrics(&metrics); 2919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return SkScalarToFloat(metrics.fAscent); 2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2938451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat descent(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.fDescent); 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3008451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 3019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat getFontMetrics(JNIEnv* env, jobject paint, jobject metricsObj) { 3029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 3039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint::FontMetrics metrics; 3049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkScalar spacing = GraphicsJNI::getNativePaint(env, paint)->getFontMetrics(&metrics); 3059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (metricsObj) { 3079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(env->IsInstanceOf(metricsObj, gFontMetrics_class)); 3089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetFloatField(metricsObj, gFontMetrics_fieldID.top, SkScalarToFloat(metrics.fTop)); 3099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetFloatField(metricsObj, gFontMetrics_fieldID.ascent, SkScalarToFloat(metrics.fAscent)); 3109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetFloatField(metricsObj, gFontMetrics_fieldID.descent, SkScalarToFloat(metrics.fDescent)); 3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetFloatField(metricsObj, gFontMetrics_fieldID.bottom, SkScalarToFloat(metrics.fBottom)); 3129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetFloatField(metricsObj, gFontMetrics_fieldID.leading, SkScalarToFloat(metrics.fLeading)); 3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return SkScalarToFloat(spacing); 3159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3168451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jint getFontMetricsInt(JNIEnv* env, jobject paint, jobject metricsObj) { 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, paint); 3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint::FontMetrics metrics; 3208451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 3219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::getNativePaint(env, paint)->getFontMetrics(&metrics); 3229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int ascent = SkScalarRound(metrics.fAscent); 3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int descent = SkScalarRound(metrics.fDescent); 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int leading = SkScalarRound(metrics.fLeading); 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (metricsObj) { 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(env->IsInstanceOf(metricsObj, gFontMetricsInt_class)); 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetIntField(metricsObj, gFontMetricsInt_fieldID.top, SkScalarFloor(metrics.fTop)); 3299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetIntField(metricsObj, gFontMetricsInt_fieldID.ascent, ascent); 3309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetIntField(metricsObj, gFontMetricsInt_fieldID.descent, descent); 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetIntField(metricsObj, gFontMetricsInt_fieldID.bottom, SkScalarCeil(metrics.fBottom)); 3329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetIntField(metricsObj, gFontMetricsInt_fieldID.leading, leading); 3339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return descent - ascent + leading; 3359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat measureText_CII(JNIEnv* env, jobject jpaint, jcharArray text, int index, int count) { 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, jpaint); 3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, text); 3409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project size_t textLength = env->GetArrayLength(text); 3429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((index | count) < 0 || (size_t)(index + count) > textLength) { 3438451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes doThrowAIOOBE(env); 3449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3466ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (count == 0) { 3476ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 3486ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3504f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio SkPaint* paint = GraphicsJNI::getNativePaint(env, jpaint); 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* textArray = env->GetCharArrayElements(text, NULL); 3524f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio jfloat result = 0; 3534f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio#if RTL_USE_HARFBUZZ 3548fb507171f68d4170cfeb1187ee7d1f70f98917dFabrice Di Meglio TextLayout::getTextRunAdvances(paint, textArray, index, count, textLength, 3558fb507171f68d4170cfeb1187ee7d1f70f98917dFabrice Di Meglio paint->getFlags(), NULL /* dont need all advances */, result); 3564f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio#else 3579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // we double count, since measureText wants a byteLength 3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkScalar width = paint->measureText(textArray + index, count << 1); 3594f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio result = SkScalarToFloat(width); 3604f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio#endif 3614f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio env->ReleaseCharArrayElements(text, const_cast<jchar*>(textArray), JNI_ABORT); 3624f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio return result; 3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3648451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat measureText_StringII(JNIEnv* env, jobject jpaint, jstring text, int start, int end) { 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, jpaint); 3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, text); 3688451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int count = end - start; 3706ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if ((start | count) < 0) { 3716ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio doThrowAIOOBE(env); 3726ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 3736ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 3746ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (count == 0) { 3756ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 3766ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 3774f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio size_t textLength = env->GetStringLength(text); 3786ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if ((size_t)count > textLength) { 3798451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes doThrowAIOOBE(env); 3809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 3819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3826ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 3836ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio const jchar* textArray = env->GetStringChars(text, NULL); 3846ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio SkPaint* paint = GraphicsJNI::getNativePaint(env, jpaint); 3854f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio jfloat width = 0; 3868451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 3874f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio#if RTL_USE_HARFBUZZ 3888fb507171f68d4170cfeb1187ee7d1f70f98917dFabrice Di Meglio TextLayout::getTextRunAdvances(paint, textArray, start, count, end, 3898fb507171f68d4170cfeb1187ee7d1f70f98917dFabrice Di Meglio paint->getFlags(), NULL /* dont need all advances */, width); 3904f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio#else 3914f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio 3924f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio width = SkScalarToFloat(paint->measureText(textArray + start, count << 1)); 3934f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio#endif 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringChars(text, textArray); 3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return width; 3969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3978451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static jfloat measureText_String(JNIEnv* env, jobject jpaint, jstring text) { 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, jpaint); 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, text); 4018451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project size_t textLength = env->GetStringLength(text); 4036ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (textLength == 0) { 4046ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 4056ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 4066ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 4076ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio const jchar* textArray = env->GetStringChars(text, NULL); 4086ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio SkPaint* paint = GraphicsJNI::getNativePaint(env, jpaint); 4094f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio jfloat width = 0; 4106ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 4114f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio#if RTL_USE_HARFBUZZ 4128fb507171f68d4170cfeb1187ee7d1f70f98917dFabrice Di Meglio TextLayout::getTextRunAdvances(paint, textArray, 0, textLength, textLength, 4138fb507171f68d4170cfeb1187ee7d1f70f98917dFabrice Di Meglio paint->getFlags(), NULL /* dont need all advances */, width); 4144f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio#else 4154f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio width = SkScalarToFloat(paint->measureText(textArray, textLength << 1)); 4164f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio#endif 4179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringChars(text, textArray); 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return width; 4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4208451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static int dotextwidths(JNIEnv* env, SkPaint* paint, const jchar text[], int count, jfloatArray widths) { 4226ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio NPE_CHECK_RETURN_ZERO(env, paint); 4236ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio NPE_CHECK_RETURN_ZERO(env, text); 4246ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 4256ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (count < 0 || !widths) { 4266ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio doThrowAIOOBE(env); 4276ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 4286ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 4296ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (count == 0) { 4306ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 4316ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 4326ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio size_t widthsLength = env->GetArrayLength(widths); 4336ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if ((size_t)count > widthsLength) { 4346ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio doThrowAIOOBE(env); 4356ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 4366ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 4376ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AutoJavaFloatArray autoWidths(env, widths, count); 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfloat* widthsArray = autoWidths.ptr(); 4406ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 4414f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio#if RTL_USE_HARFBUZZ 4424f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio jfloat totalAdvance; 4434f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio 4448fb507171f68d4170cfeb1187ee7d1f70f98917dFabrice Di Meglio TextLayout::getTextRunAdvances(paint, text, 0, count, count, 4458fb507171f68d4170cfeb1187ee7d1f70f98917dFabrice Di Meglio paint->getFlags(), widthsArray, totalAdvance); 4464f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio#else 4479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkScalar* scalarArray = (SkScalar*)widthsArray; 4489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4498451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes count = paint->getTextWidths(text, count << 1, scalarArray); 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < count; i++) { 4519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project widthsArray[i] = SkScalarToFloat(scalarArray[i]); 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4534f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio#endif 4549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return count; 4559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4568451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 4579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static int getTextWidths___CII_F(JNIEnv* env, jobject clazz, SkPaint* paint, jcharArray text, int index, int count, jfloatArray widths) { 4589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* textArray = env->GetCharArrayElements(text, NULL); 4599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project count = dotextwidths(env, paint, textArray + index, count, widths); 4609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseCharArrayElements(text, const_cast<jchar*>(textArray), 4618451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes JNI_ABORT); 4629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return count; 4639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4648451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 4659f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio static int getTextWidths__StringII_F(JNIEnv* env, jobject clazz, SkPaint* paint, jstring text, 4669f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio int start, int end, jfloatArray widths) { 4679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* textArray = env->GetStringChars(text, NULL); 4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int count = dotextwidths(env, paint, textArray + start, end - start, widths); 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringChars(text, textArray); 4709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return count; 4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4720c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 4739f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio static int doTextGlyphs(JNIEnv* env, SkPaint* paint, const jchar* text, jint start, jint count, 4749f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio jint contextCount, jint flags, jcharArray glyphs) { 4756ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio NPE_CHECK_RETURN_ZERO(env, paint); 4766ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio NPE_CHECK_RETURN_ZERO(env, text); 4776ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 4786ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if ((start | count | contextCount) < 0 || contextCount < count || !glyphs) { 4796ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio doThrowAIOOBE(env); 4806ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 4816ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 4826ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (count == 0) { 4836ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 4846ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 4856ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio size_t glypthsLength = env->GetArrayLength(glyphs); 4866ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if ((size_t)count > glypthsLength) { 4876ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio doThrowAIOOBE(env); 4886ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 4896ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 4906ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 4919f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio jchar* glyphsArray = env->GetCharArrayElements(glyphs, NULL); 4929f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio HB_ShaperItem shaperItem; 4939f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio HB_FontRec font; 4949f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio FontData fontData; 4951de9e7a9dffb4391a446000f748e4c017d948f6bFabrice Di Meglio TextLayoutCacheValue::shapeWithHarfbuzz(&shaperItem, &font, &fontData, paint, text, 4969f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio start, count, contextCount, flags); 4979f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio 4989f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio int glyphCount = shaperItem.num_glyphs; 4999f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio for (int i = 0; i < glyphCount; i++) { 5009f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio glyphsArray[i] = (jchar) shaperItem.glyphs[i]; 5019f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio } 502eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio env->ReleaseCharArrayElements(glyphs, glyphsArray, JNI_ABORT); 5039f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio return glyphCount; 5049f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio } 5059f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio 5069f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio static int getTextGlyphs__StringIIIII_C(JNIEnv* env, jobject clazz, SkPaint* paint, 5079f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio jstring text, jint start, jint end, jint contextStart, jint contextEnd, jint flags, 5089f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio jcharArray glyphs) { 5099f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio const jchar* textArray = env->GetStringChars(text, NULL); 5109f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio int count = doTextGlyphs(env, paint, textArray + contextStart, start - contextStart, 5119f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio end - start, contextEnd - contextStart, flags, glyphs); 5129f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio env->ReleaseStringChars(text, textArray); 5139f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio return count; 5149f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio } 5159f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio 516f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt static jfloat doTextRunAdvances(JNIEnv *env, SkPaint *paint, const jchar *text, 517f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt jint start, jint count, jint contextCount, jint flags, 5180c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jfloatArray advances, jint advancesIndex) { 5196ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio NPE_CHECK_RETURN_ZERO(env, paint); 5206ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio NPE_CHECK_RETURN_ZERO(env, text); 5216ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 5226ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if ((start | count | contextCount | advancesIndex) < 0 || contextCount < count) { 5236ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio doThrowAIOOBE(env); 5246ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 5256ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 5266ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (count == 0) { 5276ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 5286ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 5296ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (advances) { 5306ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio size_t advancesLength = env->GetArrayLength(advances); 5316ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if ((size_t)count > advancesLength) { 5326ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio doThrowAIOOBE(env); 5336ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 5346ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 5356ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 5360c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jfloat advancesArray[count]; 5376ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio jfloat totalAdvance = 0; 5380c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 539f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt TextLayout::getTextRunAdvances(paint, text, start, count, contextCount, flags, 540f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt advancesArray, totalAdvance); 5410c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 5420c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt if (advances != NULL) { 5430c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt env->SetFloatArrayRegion(advances, advancesIndex, count, advancesArray); 5440c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 5450c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt return totalAdvance; 5460c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 5470c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 548eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio static jfloat doTextRunAdvancesICU(JNIEnv *env, SkPaint *paint, const jchar *text, 549eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio jint start, jint count, jint contextCount, jint flags, 550eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio jfloatArray advances, jint advancesIndex) { 5516ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio NPE_CHECK_RETURN_ZERO(env, paint); 5526ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio NPE_CHECK_RETURN_ZERO(env, text); 5536ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 5546ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if ((start | count | contextCount | advancesIndex) < 0 || contextCount < count) { 5556ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio doThrowAIOOBE(env); 5566ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 5576ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 5586ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (count == 0) { 5596ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 5606ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 5616ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if (advances) { 5626ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio size_t advancesLength = env->GetArrayLength(advances); 5636ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio if ((size_t)count > advancesLength) { 5646ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio doThrowAIOOBE(env); 5656ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio return 0; 5666ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 5676ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio } 5686ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio 569eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio jfloat advancesArray[count]; 5706ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio jfloat totalAdvance = 0; 571eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio 572eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio TextLayout::getTextRunAdvancesICU(paint, text, start, count, contextCount, flags, 573eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio advancesArray, totalAdvance); 574eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio 575eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio if (advances != NULL) { 576eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio env->SetFloatArrayRegion(advances, advancesIndex, count, advancesArray); 577eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio } 578eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio return totalAdvance; 579eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio } 580eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio 5810a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio static float getTextRunAdvances___CIIIII_FII(JNIEnv* env, jobject clazz, SkPaint* paint, 5820c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jcharArray text, jint index, jint count, jint contextIndex, jint contextCount, 5830a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio jint flags, jfloatArray advances, jint advancesIndex, jint reserved) { 5840c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jchar* textArray = env->GetCharArrayElements(text, NULL); 5850a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio jfloat result = (reserved == 0) ? 5860a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio doTextRunAdvances(env, paint, textArray + contextIndex, index - contextIndex, 5870a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio count, contextCount, flags, advances, advancesIndex) : 5880a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio doTextRunAdvancesICU(env, paint, textArray + contextIndex, index - contextIndex, 5890a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio count, contextCount, flags, advances, advancesIndex); 5900c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 5910c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt return result; 5920c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 5930c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 5940a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio static float getTextRunAdvances__StringIIIII_FII(JNIEnv* env, jobject clazz, SkPaint* paint, 5950c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jstring text, jint start, jint end, jint contextStart, jint contextEnd, jint flags, 5960a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio jfloatArray advances, jint advancesIndex, jint reserved) { 5970c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt const jchar* textArray = env->GetStringChars(text, NULL); 5980a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio jfloat result = (reserved == 0) ? 5990a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio doTextRunAdvances(env, paint, textArray + contextStart, start - contextStart, 6000a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio end - start, contextEnd - contextStart, flags, advances, advancesIndex) : 6010a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio doTextRunAdvancesICU(env, paint, textArray + contextStart, start - contextStart, 6020a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio end - start, contextEnd - contextStart, flags, advances, advancesIndex); 603eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio env->ReleaseStringChars(text, textArray); 604eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio return result; 605eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio } 606eee49c699c035ffba188417489f40d34f587d65cFabrice Di Meglio 6070c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt static jint doTextRunCursor(JNIEnv *env, SkPaint* paint, const jchar *text, jint start, 6080c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jint count, jint flags, jint offset, jint opt) { 6094f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio#if RTL_USE_HARFBUZZ 6104f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio jfloat scalarArray[count]; 6116ab90ed017fb52aac4493a2fac897299d345874fFabrice Di Meglio jfloat totalAdvance = 0; 6124f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio 6134f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio TextLayout::getTextRunAdvances(paint, text, start, count, count, flags, 6144f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio scalarArray, totalAdvance); 6154f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio#else 6160c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt SkScalar scalarArray[count]; 6170c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jchar buffer[count]; 6180c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 6190c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt // this is where we'd call harfbuzz 6200c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt // for now we just use ushape.c and widths returned from skia 6210c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 6220c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt int widths; 6230c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt if (flags & 0x1) { // rtl, call arabic shaping in case 6240c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt UErrorCode status = U_ZERO_ERROR; 6250c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt // Use fixed length since we need to keep start and count valid 6260c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt u_shapeArabic(text + start, count, buffer, count, 6270c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt U_SHAPE_LENGTH_FIXED_SPACES_NEAR | U_SHAPE_TEXT_DIRECTION_LOGICAL | 6280c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt U_SHAPE_LETTERS_SHAPE | U_SHAPE_X_LAMALEF_SUB_ALTERNATE, &status); 6290c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt // we shouldn't fail unless there's an out of memory condition, 6300c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt // in which case we're hosed anyway 6310c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt for (int i = 0; i < count; ++i) { 6320c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt if (buffer[i] == 0xffff) { 6330c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt buffer[i] = 0x200b; // zero-width-space for skia 6340c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6350c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6360c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt widths = paint->getTextWidths(buffer, count << 1, scalarArray); 6370c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } else { 6380c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt widths = paint->getTextWidths(text + start, count << 1, scalarArray); 6390c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6400c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 6410c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt if (widths < count) { 6420c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt // Skia operates on code points, not code units, so surrogate pairs return only one 6430c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt // value. Expand the result so we have one value per UTF-16 code unit. 6440c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 6450c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt // Note, skia's getTextWidth gets confused if it encounters a surrogate pair, 6460c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt // leaving the remaining widths zero. Not nice. 6470c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt const jchar *chars = text + start; 6480c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt for (int i = count, p = widths - 1; --i > p;) { 6490c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt if (chars[i] >= 0xdc00 && chars[i] < 0xe000 && 6500c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt chars[i-1] >= 0xd800 && chars[i-1] < 0xdc00) { 6510c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt scalarArray[i] = 0; 6520c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } else { 6530c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt scalarArray[i] = scalarArray[--p]; 6540c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6550c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6560c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6574f810c8535055bd9a8d89a7d1ba0a7c712a8843dFabrice Di Meglio#endif 6580c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jint pos = offset - start; 6590c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt switch (opt) { 6600c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt case AFTER: 6610c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt if (pos < count) { 6620c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt pos += 1; 6630c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6640c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt // fall through 6650c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt case AT_OR_AFTER: 6660c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt while (pos < count && scalarArray[pos] == 0) { 6670c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt ++pos; 6680c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6690c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt break; 6700c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt case BEFORE: 6710c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt if (pos > 0) { 6720c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt --pos; 6730c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6740c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt // fall through 6750c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt case AT_OR_BEFORE: 6760c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt while (pos > 0 && scalarArray[pos] == 0) { 6770c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt --pos; 6780c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6790c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt break; 6800c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt case AT: 6810c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt default: 6820c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt if (scalarArray[pos] == 0) { 6830c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt pos = -1; 6840c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6850c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt break; 6860c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6870c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 6880c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt if (pos != -1) { 6890c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt pos += start; 6900c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6910c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 6920c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt return pos; 6930c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 6940c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 6950c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt static jint getTextRunCursor___C(JNIEnv* env, jobject clazz, SkPaint* paint, jcharArray text, 6960c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jint contextStart, jint contextCount, jint flags, jint offset, jint cursorOpt) { 6970c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jchar* textArray = env->GetCharArrayElements(text, NULL); 6980c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jint result = doTextRunCursor(env, paint, textArray, contextStart, contextCount, flags, 6990c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt offset, cursorOpt); 7000c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 7010c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt return result; 7020c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 7030c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 7040c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt static jint getTextRunCursor__String(JNIEnv* env, jobject clazz, SkPaint* paint, jstring text, 7050c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jint contextStart, jint contextEnd, jint flags, jint offset, jint cursorOpt) { 7060c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt const jchar* textArray = env->GetStringChars(text, NULL); 7070c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt jint result = doTextRunCursor(env, paint, textArray, contextStart, 7080c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt contextEnd - contextStart, flags, offset, cursorOpt); 7090c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt env->ReleaseStringChars(text, textArray); 7100c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt return result; 7110c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 7120c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 713f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt static void getTextPath(JNIEnv* env, SkPaint* paint, const jchar* text, jint count, 714f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt jint bidiFlags, jfloat x, jfloat y, SkPath *path) { 715f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt TextLayout::getTextPath(paint, text, count, bidiFlags, x, y, path); 716f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt } 717f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt 718f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt static void getTextPath___C(JNIEnv* env, jobject clazz, SkPaint* paint, jint bidiFlags, 719f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt jcharArray text, int index, int count, jfloat x, jfloat y, SkPath* path) { 7209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* textArray = env->GetCharArrayElements(text, NULL); 721f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt getTextPath(env, paint, textArray + index, count, bidiFlags, x, y, path); 722f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt env->ReleaseCharArrayElements(text, const_cast<jchar*>(textArray), JNI_ABORT); 7239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 724f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt 725f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt static void getTextPath__String(JNIEnv* env, jobject clazz, SkPaint* paint, jint bidiFlags, 726f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt jstring text, int start, int end, jfloat x, jfloat y, SkPath* path) { 7279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* textArray = env->GetStringChars(text, NULL); 728f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt getTextPath(env, paint, textArray + start, end - start, bidiFlags, x, y, path); 7299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringChars(text, textArray); 7309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 731f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt 7329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void setShadowLayer(JNIEnv* env, jobject jpaint, jfloat radius, 7339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfloat dx, jfloat dy, int color) { 7349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_VOID(env, jpaint); 7358451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 7368451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes SkPaint* paint = GraphicsJNI::getNativePaint(env, jpaint); 7379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (radius <= 0) { 7389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project paint->setLooper(NULL); 7399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else { 7419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project paint->setLooper(new SkBlurDrawLooper(SkFloatToScalar(radius), 7429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkFloatToScalar(dx), 7439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkFloatToScalar(dy), 7449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (SkColor)color))->unref(); 7459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static int breakText(JNIEnv* env, const SkPaint& paint, const jchar text[], 7499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int count, float maxWidth, jfloatArray jmeasured, 7509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint::TextBufferDirection tbd) { 7519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(paint.getTextEncoding() == SkPaint::kUTF16_TextEncoding); 7529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkScalar measured; 7549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project size_t bytes = paint.breakText(text, count << 1, 7559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkFloatToScalar(maxWidth), &measured, tbd); 7569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT((bytes & 1) == 0); 7579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (jmeasured && env->GetArrayLength(jmeasured) > 0) { 7599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AutoJavaFloatArray autoMeasured(env, jmeasured, 1); 7609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfloat* array = autoMeasured.ptr(); 7619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project array[0] = SkScalarToFloat(measured); 7629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return bytes >> 1; 7649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static int breakTextC(JNIEnv* env, jobject jpaint, jcharArray jtext, 7679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int index, int count, float maxWidth, jfloatArray jmeasuredWidth) { 7689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, jpaint); 7699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, jtext); 7709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint::TextBufferDirection tbd; 7729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (count < 0) { 7739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project tbd = SkPaint::kBackward_TextBufferDirection; 7749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project count = -count; 7759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else { 7779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project tbd = SkPaint::kForward_TextBufferDirection; 7789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((index < 0) || (index + count > env->GetArrayLength(jtext))) { 7818451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes doThrowAIOOBE(env); 7829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 7839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint* paint = GraphicsJNI::getNativePaint(env, jpaint); 7869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* text = env->GetCharArrayElements(jtext, NULL); 7879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project count = breakText(env, *paint, text + index, count, maxWidth, 7889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jmeasuredWidth, tbd); 7899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseCharArrayElements(jtext, const_cast<jchar*>(text), 7909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project JNI_ABORT); 7919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return count; 7929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static int breakTextS(JNIEnv* env, jobject jpaint, jstring jtext, 7959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bool forwards, float maxWidth, jfloatArray jmeasuredWidth) { 7969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, jpaint); 7979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project NPE_CHECK_RETURN_ZERO(env, jtext); 7989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint::TextBufferDirection tbd = forwards ? 8009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint::kForward_TextBufferDirection : 8019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint::kBackward_TextBufferDirection; 8029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPaint* paint = GraphicsJNI::getNativePaint(env, jpaint); 8049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int count = env->GetStringLength(jtext); 8059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* text = env->GetStringChars(jtext, NULL); 8069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project count = breakText(env, *paint, text, count, maxWidth, 8079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jmeasuredWidth, tbd); 8089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringChars(jtext, text); 8099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return count; 8109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void doTextBounds(JNIEnv* env, const jchar* text, int count, 8139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jobject bounds, const SkPaint& paint) 8149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 8159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkRect r; 8169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkIRect ir; 8178451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 8189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project paint.measureText(text, count << 1, &r); 8199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project r.roundOut(&ir); 8209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::irect_to_jrect(ir, env, bounds); 8219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void getStringBounds(JNIEnv* env, jobject, const SkPaint* paint, 8249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jstring text, int start, int end, jobject bounds) 8259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 8269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* textArray = env->GetStringChars(text, NULL); 8279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project doTextBounds(env, textArray + start, end - start, bounds, *paint); 8289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringChars(text, textArray); 8299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8308451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 8319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static void getCharArrayBounds(JNIEnv* env, jobject, const SkPaint* paint, 8329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jcharArray text, int index, int count, jobject bounds) 8339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 8349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* textArray = env->GetCharArrayElements(text, NULL); 8359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project doTextBounds(env, textArray + index, count, bounds, *paint); 8369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseCharArrayElements(text, const_cast<jchar*>(textArray), 8379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project JNI_ABORT); 8389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8398451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 8409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 8419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic JNINativeMethod methods[] = { 8439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"finalizer", "(I)V", (void*) SkPaintGlue::finalizer}, 8449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_init","()I", (void*) SkPaintGlue::init}, 8459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_initWithPaint","(I)I", (void*) SkPaintGlue::intiWithPaint}, 8469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_reset","(I)V", (void*) SkPaintGlue::reset}, 8479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_set","(II)V", (void*) SkPaintGlue::assign}, 8489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getFlags","()I", (void*) SkPaintGlue::getFlags}, 8499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setFlags","(I)V", (void*) SkPaintGlue::setFlags}, 850f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn {"getHinting","()I", (void*) SkPaintGlue::getHinting}, 851f43fa5746ee5b81a6e386d36594094d079ac8160Dianne Hackborn {"setHinting","(I)V", (void*) SkPaintGlue::setHinting}, 8529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setAntiAlias","(Z)V", (void*) SkPaintGlue::setAntiAlias}, 8539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setSubpixelText","(Z)V", (void*) SkPaintGlue::setSubpixelText}, 8549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setLinearText","(Z)V", (void*) SkPaintGlue::setLinearText}, 8559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setUnderlineText","(Z)V", (void*) SkPaintGlue::setUnderlineText}, 8569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setStrikeThruText","(Z)V", (void*) SkPaintGlue::setStrikeThruText}, 8579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setFakeBoldText","(Z)V", (void*) SkPaintGlue::setFakeBoldText}, 8589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setFilterBitmap","(Z)V", (void*) SkPaintGlue::setFilterBitmap}, 8599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setDither","(Z)V", (void*) SkPaintGlue::setDither}, 8609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_getStyle","(I)I", (void*) SkPaintGlue::getStyle}, 8619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setStyle","(II)V", (void*) SkPaintGlue::setStyle}, 8629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getColor","()I", (void*) SkPaintGlue::getColor}, 8639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setColor","(I)V", (void*) SkPaintGlue::setColor}, 8649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getAlpha","()I", (void*) SkPaintGlue::getAlpha}, 8659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setAlpha","(I)V", (void*) SkPaintGlue::setAlpha}, 8669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getStrokeWidth","()F", (void*) SkPaintGlue::getStrokeWidth}, 8679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setStrokeWidth","(F)V", (void*) SkPaintGlue::setStrokeWidth}, 8689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getStrokeMiter","()F", (void*) SkPaintGlue::getStrokeMiter}, 8699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setStrokeMiter","(F)V", (void*) SkPaintGlue::setStrokeMiter}, 8709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_getStrokeCap","(I)I", (void*) SkPaintGlue::getStrokeCap}, 8719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setStrokeCap","(II)V", (void*) SkPaintGlue::setStrokeCap}, 8729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_getStrokeJoin","(I)I", (void*) SkPaintGlue::getStrokeJoin}, 8739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setStrokeJoin","(II)V", (void*) SkPaintGlue::setStrokeJoin}, 8749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_getFillPath","(III)Z", (void*) SkPaintGlue::getFillPath}, 8759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setShader","(II)I", (void*) SkPaintGlue::setShader}, 8769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setColorFilter","(II)I", (void*) SkPaintGlue::setColorFilter}, 8779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setXfermode","(II)I", (void*) SkPaintGlue::setXfermode}, 8789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setPathEffect","(II)I", (void*) SkPaintGlue::setPathEffect}, 8799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setMaskFilter","(II)I", (void*) SkPaintGlue::setMaskFilter}, 8809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setTypeface","(II)I", (void*) SkPaintGlue::setTypeface}, 8819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setRasterizer","(II)I", (void*) SkPaintGlue::setRasterizer}, 8829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_getTextAlign","(I)I", (void*) SkPaintGlue::getTextAlign}, 8839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setTextAlign","(II)V", (void*) SkPaintGlue::setTextAlign}, 8849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getTextSize","()F", (void*) SkPaintGlue::getTextSize}, 8859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setTextSize","(F)V", (void*) SkPaintGlue::setTextSize}, 8869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getTextScaleX","()F", (void*) SkPaintGlue::getTextScaleX}, 8879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setTextScaleX","(F)V", (void*) SkPaintGlue::setTextScaleX}, 8889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getTextSkewX","()F", (void*) SkPaintGlue::getTextSkewX}, 8899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setTextSkewX","(F)V", (void*) SkPaintGlue::setTextSkewX}, 8909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"ascent","()F", (void*) SkPaintGlue::ascent}, 8919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"descent","()F", (void*) SkPaintGlue::descent}, 8929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getFontMetrics", "(Landroid/graphics/Paint$FontMetrics;)F", (void*)SkPaintGlue::getFontMetrics}, 8939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getFontMetricsInt", "(Landroid/graphics/Paint$FontMetricsInt;)I", (void*)SkPaintGlue::getFontMetricsInt}, 894afa78967b8553443aa32579d78970a076d7581f6Dianne Hackborn {"native_measureText","([CII)F", (void*) SkPaintGlue::measureText_CII}, 895afa78967b8553443aa32579d78970a076d7581f6Dianne Hackborn {"native_measureText","(Ljava/lang/String;)F", (void*) SkPaintGlue::measureText_String}, 896afa78967b8553443aa32579d78970a076d7581f6Dianne Hackborn {"native_measureText","(Ljava/lang/String;II)F", (void*) SkPaintGlue::measureText_StringII}, 897afa78967b8553443aa32579d78970a076d7581f6Dianne Hackborn {"native_breakText","([CIIF[F)I", (void*) SkPaintGlue::breakTextC}, 898afa78967b8553443aa32579d78970a076d7581f6Dianne Hackborn {"native_breakText","(Ljava/lang/String;ZF[F)I", (void*) SkPaintGlue::breakTextS}, 8999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_getTextWidths","(I[CII[F)I", (void*) SkPaintGlue::getTextWidths___CII_F}, 9009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_getTextWidths","(ILjava/lang/String;II[F)I", (void*) SkPaintGlue::getTextWidths__StringII_F}, 9010a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio {"native_getTextRunAdvances","(I[CIIIII[FII)F", 9020a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio (void*) SkPaintGlue::getTextRunAdvances___CIIIII_FII}, 9030a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio {"native_getTextRunAdvances","(ILjava/lang/String;IIIII[FII)F", 9040a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio (void*) SkPaintGlue::getTextRunAdvances__StringIIIII_FII}, 9050a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio 9060a1413e4bf9dcda2a8abb2287e43f612a7fb2453Fabrice Di Meglio 9079f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio {"native_getTextGlyphs","(ILjava/lang/String;IIIII[C)I", 9089f82b580d744ce4baf057b061994394dcf239eedFabrice Di Meglio (void*) SkPaintGlue::getTextGlyphs__StringIIIII_C}, 9090c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt {"native_getTextRunCursor", "(I[CIIIII)I", (void*) SkPaintGlue::getTextRunCursor___C}, 9100c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt {"native_getTextRunCursor", "(ILjava/lang/String;IIIII)I", 9110c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt (void*) SkPaintGlue::getTextRunCursor__String}, 912f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt {"native_getTextPath","(II[CIIFFI)V", (void*) SkPaintGlue::getTextPath___C}, 913f7cb1f75fdaedf996cab7c4690b080adc7bc5b97Doug Felt {"native_getTextPath","(IILjava/lang/String;IIFFI)V", (void*) SkPaintGlue::getTextPath__String}, 9149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"nativeGetStringBounds", "(ILjava/lang/String;IILandroid/graphics/Rect;)V", 9159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*) SkPaintGlue::getStringBounds }, 9169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"nativeGetCharArrayBounds", "(I[CIILandroid/graphics/Rect;)V", 9179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*) SkPaintGlue::getCharArrayBounds }, 9181e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy {"nSetShadowLayer", "(FFFI)V", (void*)SkPaintGlue::setShadowLayer} 9199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 9209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jfieldID req_fieldID(jfieldID id) { 9229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(id); 9239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return id; 9249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 9259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint register_android_graphics_Paint(JNIEnv* env) { 9279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetrics_class = env->FindClass("android/graphics/Paint$FontMetrics"); 9289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(gFontMetrics_class); 9299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetrics_class = (jclass)env->NewGlobalRef(gFontMetrics_class); 9309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetrics_fieldID.top = req_fieldID(env->GetFieldID(gFontMetrics_class, "top", "F")); 9329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetrics_fieldID.ascent = req_fieldID(env->GetFieldID(gFontMetrics_class, "ascent", "F")); 9339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetrics_fieldID.descent = req_fieldID(env->GetFieldID(gFontMetrics_class, "descent", "F")); 9349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetrics_fieldID.bottom = req_fieldID(env->GetFieldID(gFontMetrics_class, "bottom", "F")); 9359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetrics_fieldID.leading = req_fieldID(env->GetFieldID(gFontMetrics_class, "leading", "F")); 9369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetricsInt_class = env->FindClass("android/graphics/Paint$FontMetricsInt"); 9389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(gFontMetricsInt_class); 9399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetricsInt_class = (jclass)env->NewGlobalRef(gFontMetricsInt_class); 9409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetricsInt_fieldID.top = req_fieldID(env->GetFieldID(gFontMetricsInt_class, "top", "I")); 9429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetricsInt_fieldID.ascent = req_fieldID(env->GetFieldID(gFontMetricsInt_class, "ascent", "I")); 9439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetricsInt_fieldID.descent = req_fieldID(env->GetFieldID(gFontMetricsInt_class, "descent", "I")); 9449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetricsInt_fieldID.bottom = req_fieldID(env->GetFieldID(gFontMetricsInt_class, "bottom", "I")); 9459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gFontMetricsInt_fieldID.leading = req_fieldID(env->GetFieldID(gFontMetricsInt_class, "leading", "I")); 9469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int result = AndroidRuntime::registerNativeMethods(env, "android/graphics/Paint", methods, 9489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sizeof(methods) / sizeof(methods[0])); 9499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return result; 9509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 9519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 953