android_graphics_Canvas.cpp revision 253f2c213f6ecda63b6872aee77bd30d5ec07c82
18872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger/* 28872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger * Copyright (C) 2014 The Android Open Source Project 38872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger * 48872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger * Licensed under the Apache License, Version 2.0 (the "License"); 58872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger * you may not use this file except in compliance with the License. 68872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger * You may obtain a copy of the License at 78872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger * 88872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger * http://www.apache.org/licenses/LICENSE-2.0 98872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger * 108872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger * Unless required by applicable law or agreed to in writing, software 118872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger * distributed under the License is distributed on an "AS IS" BASIS, 128872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 138872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger * See the License for the specific language governing permissions and 148872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger * limitations under the License. 158872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger */ 168872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 178872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger#include "jni.h" 188872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger#include "GraphicsJNI.h" 19ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe#include "core_jni_helpers.h" 208872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 214c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger#include <androidfw/ResourceTypes.h> 22dccca44ffda4836b56a21da95a046c9708ffd49csergeyv#include <hwui/Canvas.h> 23dccca44ffda4836b56a21da95a046c9708ffd49csergeyv#include <hwui/Paint.h> 24bad99183916ba2bac6659efc8a28273e344ba511sergeyv#include <hwui/Typeface.h> 25dccca44ffda4836b56a21da95a046c9708ffd49csergeyv#include <minikin/Layout.h> 264c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger 274c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger#include "Bitmap.h" 28acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger#include "SkDrawFilter.h" 298872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger#include "SkGraphics.h" 308872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 318872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergernamespace android { 328872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 338872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergernamespace CanvasJNI { 348872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 358872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic Canvas* get_canvas(jlong canvasHandle) { 368872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return reinterpret_cast<Canvas*>(canvasHandle); 378872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 388872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 39775873a66a946fae2b0535abb51df9817bd1b20cRichard Uhlerstatic void delete_canvas(Canvas* canvas) { 40775873a66a946fae2b0535abb51df9817bd1b20cRichard Uhler delete canvas; 41775873a66a946fae2b0535abb51df9817bd1b20cRichard Uhler} 42775873a66a946fae2b0535abb51df9817bd1b20cRichard Uhler 43775873a66a946fae2b0535abb51df9817bd1b20cRichard Uhlerstatic jlong getNativeFinalizer(JNIEnv* env, jobject clazz) { 44775873a66a946fae2b0535abb51df9817bd1b20cRichard Uhler return static_cast<jlong>(reinterpret_cast<uintptr_t>(&delete_canvas)); 458872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 468872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 478872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger// Native wrapper constructor used by Canvas(Bitmap) 48c1b33d665c8caf5760f68c45c6ca0baa649b832aJohn Reckstatic jlong initRaster(JNIEnv* env, jobject, jobject jbitmap) { 493731dc220ed457e0f1e99d7ec2589e0a43872b59John Reck SkBitmap bitmap; 50c1b33d665c8caf5760f68c45c6ca0baa649b832aJohn Reck if (jbitmap != NULL) { 513731dc220ed457e0f1e99d7ec2589e0a43872b59John Reck GraphicsJNI::getSkBitmap(env, jbitmap, &bitmap); 52c1b33d665c8caf5760f68c45c6ca0baa649b832aJohn Reck } 533731dc220ed457e0f1e99d7ec2589e0a43872b59John Reck return reinterpret_cast<jlong>(Canvas::create_canvas(bitmap)); 548872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 558872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 568872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger// Set the given bitmap as the new draw target (wrapped in a new SkCanvas), 578872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger// optionally copying canvas matrix & clip state. 58c1b33d665c8caf5760f68c45c6ca0baa649b832aJohn Reckstatic void setBitmap(JNIEnv* env, jobject, jlong canvasHandle, jobject jbitmap) { 593731dc220ed457e0f1e99d7ec2589e0a43872b59John Reck SkBitmap bitmap; 60c1b33d665c8caf5760f68c45c6ca0baa649b832aJohn Reck if (jbitmap != NULL) { 613731dc220ed457e0f1e99d7ec2589e0a43872b59John Reck GraphicsJNI::getSkBitmap(env, jbitmap, &bitmap); 62c1b33d665c8caf5760f68c45c6ca0baa649b832aJohn Reck } 633731dc220ed457e0f1e99d7ec2589e0a43872b59John Reck get_canvas(canvasHandle)->setBitmap(bitmap); 648872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 658872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 668872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jboolean isOpaque(JNIEnv*, jobject, jlong canvasHandle) { 678872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return get_canvas(canvasHandle)->isOpaque() ? JNI_TRUE : JNI_FALSE; 688872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 698872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 708872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jint getWidth(JNIEnv*, jobject, jlong canvasHandle) { 718872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return static_cast<jint>(get_canvas(canvasHandle)->width()); 728872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 738872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 748872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jint getHeight(JNIEnv*, jobject, jlong canvasHandle) { 758872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return static_cast<jint>(get_canvas(canvasHandle)->height()); 768872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 778872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 786578a989566e585eee053095dc80e2552e125db2Derek Sollenbergerstatic void setHighContrastText(JNIEnv*, jobject, jlong canvasHandle, jboolean highContrastText) { 796578a989566e585eee053095dc80e2552e125db2Derek Sollenberger Canvas* canvas = get_canvas(canvasHandle); 806578a989566e585eee053095dc80e2552e125db2Derek Sollenberger canvas->setHighContrastText(highContrastText); 816578a989566e585eee053095dc80e2552e125db2Derek Sollenberger} 826578a989566e585eee053095dc80e2552e125db2Derek Sollenberger 838872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jint getSaveCount(JNIEnv*, jobject, jlong canvasHandle) { 848872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return static_cast<jint>(get_canvas(canvasHandle)->getSaveCount()); 858872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 868872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 878872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jint save(JNIEnv*, jobject, jlong canvasHandle, jint flagsHandle) { 88eecff56fed5dd5206acfbc5007b4912081b36d3bFlorin Malita SaveFlags::Flags flags = static_cast<SaveFlags::Flags>(flagsHandle); 898872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return static_cast<jint>(get_canvas(canvasHandle)->save(flags)); 908872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 918872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 928872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jint saveLayer(JNIEnv* env, jobject, jlong canvasHandle, jfloat l, jfloat t, 938872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat r, jfloat b, jlong paintHandle, jint flagsHandle) { 946ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 95eecff56fed5dd5206acfbc5007b4912081b36d3bFlorin Malita SaveFlags::Flags flags = static_cast<SaveFlags::Flags>(flagsHandle); 968872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return static_cast<jint>(get_canvas(canvasHandle)->saveLayer(l, t, r, b, paint, flags)); 978872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 988872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 998872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jint saveLayerAlpha(JNIEnv* env, jobject, jlong canvasHandle, jfloat l, jfloat t, 1008872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat r, jfloat b, jint alpha, jint flagsHandle) { 101eecff56fed5dd5206acfbc5007b4912081b36d3bFlorin Malita SaveFlags::Flags flags = static_cast<SaveFlags::Flags>(flagsHandle); 1028872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return static_cast<jint>(get_canvas(canvasHandle)->saveLayerAlpha(l, t, r, b, alpha, flags)); 1038872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1048872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1053891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craikstatic void restore(JNIEnv* env, jobject, jlong canvasHandle, jboolean throwOnUnderflow) { 1068872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger Canvas* canvas = get_canvas(canvasHandle); 1078872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (canvas->getSaveCount() <= 1) { // cannot restore anymore 1083891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik if (throwOnUnderflow) { 1093891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik doThrowISE(env, "Underflow in restore - more restores than saves"); 1103891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik } 1113891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik return; // compat behavior - return without throwing 1128872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 1138872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger canvas->restore(); 1148872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1158872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1163891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craikstatic void restoreToCount(JNIEnv* env, jobject, jlong canvasHandle, jint restoreCount, 1173891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik jboolean throwOnUnderflow) { 1188872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger Canvas* canvas = get_canvas(canvasHandle); 1198872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (restoreCount < 1 || restoreCount > canvas->getSaveCount()) { 1203891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik if (throwOnUnderflow) { 1213891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik doThrowIAE(env, "Underflow in restoreToCount - more restores than saves"); 1223891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik return; 1233891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik } 1243891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik restoreCount = 1; // compat behavior - restore as far as possible 1258872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 1268872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger canvas->restoreToCount(restoreCount); 1278872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1288872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1298872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void getCTM(JNIEnv* env, jobject, jlong canvasHandle, jlong matrixHandle) { 1308872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkMatrix* matrix = reinterpret_cast<SkMatrix*>(matrixHandle); 1318872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->getMatrix(matrix); 1328872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1338872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1348872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void setMatrix(JNIEnv* env, jobject, jlong canvasHandle, jlong matrixHandle) { 1358872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const SkMatrix* matrix = reinterpret_cast<SkMatrix*>(matrixHandle); 1368872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->setMatrix(matrix ? *matrix : SkMatrix::I()); 1378872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1388872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1398872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void concat(JNIEnv* env, jobject, jlong canvasHandle, jlong matrixHandle) { 1408872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const SkMatrix* matrix = reinterpret_cast<SkMatrix*>(matrixHandle); 1418872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->concat(*matrix); 1428872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1438872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1448872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void rotate(JNIEnv*, jobject, jlong canvasHandle, jfloat degrees) { 1458872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->rotate(degrees); 1468872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1478872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1488872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void scale(JNIEnv*, jobject, jlong canvasHandle, jfloat sx, jfloat sy) { 1498872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->scale(sx, sy); 1508872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1518872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1528872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void skew(JNIEnv*, jobject, jlong canvasHandle, jfloat sx, jfloat sy) { 1538872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->skew(sx, sy); 1548872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1558872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1568872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void translate(JNIEnv*, jobject, jlong canvasHandle, jfloat dx, jfloat dy) { 1578872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->translate(dx, dy); 1588872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1598872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1608872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jboolean getClipBounds(JNIEnv* env, jobject, jlong canvasHandle, jobject bounds) { 1618872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkRect r; 1628872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkIRect ir; 1638872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger bool result = get_canvas(canvasHandle)->getClipBounds(&r); 1648872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1658872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (!result) { 1668872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger r.setEmpty(); 1678872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 1688872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger r.round(&ir); 1698872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1708872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger (void)GraphicsJNI::irect_to_jrect(ir, env, bounds); 1718872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return result ? JNI_TRUE : JNI_FALSE; 1728872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1738872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1748872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jboolean quickRejectRect(JNIEnv* env, jobject, jlong canvasHandle, 1758872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat left, jfloat top, jfloat right, jfloat bottom) { 1768872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger bool result = get_canvas(canvasHandle)->quickRejectRect(left, top, right, bottom); 1778872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return result ? JNI_TRUE : JNI_FALSE; 1788872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1798872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1808872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jboolean quickRejectPath(JNIEnv* env, jobject, jlong canvasHandle, jlong pathHandle) { 1818872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkPath* path = reinterpret_cast<SkPath*>(pathHandle); 1828872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger bool result = get_canvas(canvasHandle)->quickRejectPath(*path); 1838872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return result ? JNI_TRUE : JNI_FALSE; 1848872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1858872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1868872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jboolean clipRect(JNIEnv*, jobject, jlong canvasHandle, jfloat l, jfloat t, 1878872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat r, jfloat b, jint opHandle) { 1888872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkRegion::Op op = static_cast<SkRegion::Op>(opHandle); 1895ec6a2878b2ad933c5da6fe2341c854155acc24cChris Craik bool nonEmptyClip = get_canvas(canvasHandle)->clipRect(l, t, r, b, op); 1905ec6a2878b2ad933c5da6fe2341c854155acc24cChris Craik return nonEmptyClip ? JNI_TRUE : JNI_FALSE; 1918872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1928872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1938872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jboolean clipPath(JNIEnv* env, jobject, jlong canvasHandle, jlong pathHandle, 1948872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint opHandle) { 1958872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkPath* path = reinterpret_cast<SkPath*>(pathHandle); 1968872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkRegion::Op op = static_cast<SkRegion::Op>(opHandle); 1975ec6a2878b2ad933c5da6fe2341c854155acc24cChris Craik bool nonEmptyClip = get_canvas(canvasHandle)->clipPath(path, op); 1985ec6a2878b2ad933c5da6fe2341c854155acc24cChris Craik return nonEmptyClip ? JNI_TRUE : JNI_FALSE; 1998872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2008872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2018872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jboolean clipRegion(JNIEnv* env, jobject, jlong canvasHandle, jlong deviceRgnHandle, 2028872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint opHandle) { 2038872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkRegion* deviceRgn = reinterpret_cast<SkRegion*>(deviceRgnHandle); 2048872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkRegion::Op op = static_cast<SkRegion::Op>(opHandle); 2055ec6a2878b2ad933c5da6fe2341c854155acc24cChris Craik bool nonEmptyClip = get_canvas(canvasHandle)->clipRegion(deviceRgn, op); 2065ec6a2878b2ad933c5da6fe2341c854155acc24cChris Craik return nonEmptyClip ? JNI_TRUE : JNI_FALSE; 2078872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2088872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2098872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawColor(JNIEnv* env, jobject, jlong canvasHandle, jint color, jint modeHandle) { 2101526a458a30184609f19b05e7334da3cbde81dd1Chris Craik SkXfermode::Mode mode = static_cast<SkXfermode::Mode>(modeHandle); 2111526a458a30184609f19b05e7334da3cbde81dd1Chris Craik get_canvas(canvasHandle)->drawColor(color, mode); 2128872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2138872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2148872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawPaint(JNIEnv* env, jobject, jlong canvasHandle, jlong paintHandle) { 2156ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 2168872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawPaint(*paint); 2178872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2188872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2198872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawPoint(JNIEnv*, jobject, jlong canvasHandle, jfloat x, jfloat y, 2208872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jlong paintHandle) { 2216ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 2228872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawPoint(x, y, *paint); 2238872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2248872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2258872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawPoints(JNIEnv* env, jobject, jlong canvasHandle, jfloatArray jptsArray, 2268872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint offset, jint count, jlong paintHandle) { 2278872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger NPE_CHECK_RETURN_VOID(env, jptsArray); 2288872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger AutoJavaFloatArray autoPts(env, jptsArray); 2298872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger float* floats = autoPts.ptr(); 2308872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const int length = autoPts.length(); 2318872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2328872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if ((offset | count) < 0 || offset + count > length) { 2338872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger doThrowAIOOBE(env); 2348872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return; 2358872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 2368872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2376ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 2388872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawPoints(floats + offset, count, *paint); 2398872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2408872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2418872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawLine(JNIEnv* env, jobject, jlong canvasHandle, jfloat startX, jfloat startY, 2428872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat stopX, jfloat stopY, jlong paintHandle) { 2436ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 2448872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawLine(startX, startY, stopX, stopY, *paint); 2458872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2468872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2478872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawLines(JNIEnv* env, jobject, jlong canvasHandle, jfloatArray jptsArray, 2488872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint offset, jint count, jlong paintHandle) { 2498872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger NPE_CHECK_RETURN_VOID(env, jptsArray); 2508872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger AutoJavaFloatArray autoPts(env, jptsArray); 2518872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger float* floats = autoPts.ptr(); 2528872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const int length = autoPts.length(); 2538872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2548872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if ((offset | count) < 0 || offset + count > length) { 2558872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger doThrowAIOOBE(env); 2568872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return; 2578872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 2588872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2596ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 2608872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawLines(floats + offset, count, *paint); 2618872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2628872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2638872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawRect(JNIEnv* env, jobject, jlong canvasHandle, jfloat left, jfloat top, 2648872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat right, jfloat bottom, jlong paintHandle) { 2656ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 2668872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawRect(left, top, right, bottom, *paint); 2678872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2688872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 26994394b3fb048d5349a77b57950ab7f6b6e92ce34Derek Sollenbergerstatic void drawRegion(JNIEnv* env, jobject, jlong canvasHandle, jlong regionHandle, 27094394b3fb048d5349a77b57950ab7f6b6e92ce34Derek Sollenberger jlong paintHandle) { 27194394b3fb048d5349a77b57950ab7f6b6e92ce34Derek Sollenberger const SkRegion* region = reinterpret_cast<SkRegion*>(regionHandle); 27294394b3fb048d5349a77b57950ab7f6b6e92ce34Derek Sollenberger const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 27394394b3fb048d5349a77b57950ab7f6b6e92ce34Derek Sollenberger get_canvas(canvasHandle)->drawRegion(*region, *paint); 27494394b3fb048d5349a77b57950ab7f6b6e92ce34Derek Sollenberger} 27594394b3fb048d5349a77b57950ab7f6b6e92ce34Derek Sollenberger 2768872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawRoundRect(JNIEnv* env, jobject, jlong canvasHandle, jfloat left, jfloat top, 2778872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat right, jfloat bottom, jfloat rx, jfloat ry, jlong paintHandle) { 2786ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 2798872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawRoundRect(left, top, right, bottom, rx, ry, *paint); 2808872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2818872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2828872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawCircle(JNIEnv* env, jobject, jlong canvasHandle, jfloat cx, jfloat cy, 2838872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat radius, jlong paintHandle) { 2846ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 2858872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawCircle(cx, cy, radius, *paint); 2868872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2878872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2888872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawOval(JNIEnv* env, jobject, jlong canvasHandle, jfloat left, jfloat top, 2898872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat right, jfloat bottom, jlong paintHandle) { 2906ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 2918872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawOval(left, top, right, bottom, *paint); 2928872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2938872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2948872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawArc(JNIEnv* env, jobject, jlong canvasHandle, jfloat left, jfloat top, 2958872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat right, jfloat bottom, jfloat startAngle, jfloat sweepAngle, 2968872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jboolean useCenter, jlong paintHandle) { 2976ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 2988872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawArc(left, top, right, bottom, startAngle, sweepAngle, 2998872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger useCenter, *paint); 3008872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 3018872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 3028872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawPath(JNIEnv* env, jobject, jlong canvasHandle, jlong pathHandle, 3038872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jlong paintHandle) { 3048872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const SkPath* path = reinterpret_cast<SkPath*>(pathHandle); 3056ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 3068872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawPath(*path, *paint); 3078872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 3088872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 3098872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawVertices(JNIEnv* env, jobject, jlong canvasHandle, 3108872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint modeHandle, jint vertexCount, 3118872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloatArray jverts, jint vertIndex, 3128872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloatArray jtexs, jint texIndex, 3138872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jintArray jcolors, jint colorIndex, 3148872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jshortArray jindices, jint indexIndex, 3158872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint indexCount, jlong paintHandle) { 3168872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger AutoJavaFloatArray vertA(env, jverts, vertIndex + vertexCount); 3178872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger AutoJavaFloatArray texA(env, jtexs, texIndex + vertexCount); 3188872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger AutoJavaIntArray colorA(env, jcolors, colorIndex + vertexCount); 3198872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger AutoJavaShortArray indexA(env, jindices, indexIndex + indexCount); 3208872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 3218872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const float* verts = vertA.ptr() + vertIndex; 3228872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const float* texs = texA.ptr() + vertIndex; 3238872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const int* colors = NULL; 3248872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const uint16_t* indices = NULL; 3258872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 3268872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (jcolors != NULL) { 3278872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger colors = colorA.ptr() + colorIndex; 3288872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 3298872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (jindices != NULL) { 3308872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger indices = (const uint16_t*)(indexA.ptr() + indexIndex); 3318872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 3328872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 3338872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkCanvas::VertexMode mode = static_cast<SkCanvas::VertexMode>(modeHandle); 3346ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 3358872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawVertices(mode, vertexCount, verts, texs, colors, 3368872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger indices, indexCount, *paint); 3378872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 3388872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 3394c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenbergerstatic void drawNinePatch(JNIEnv* env, jobject, jlong canvasHandle, jlong bitmapHandle, 3404c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger jlong chunkHandle, jfloat left, jfloat top, jfloat right, jfloat bottom, 3414c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger jlong paintHandle, jint dstDensity, jint srcDensity) { 3424c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger 3434c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger Canvas* canvas = get_canvas(canvasHandle); 3444c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger SkBitmap skiaBitmap; 345c69853c8b72540e5031d28e03cbce5a390c6959fsergeyv bitmap::toSkBitmap(bitmapHandle, &skiaBitmap); 3464c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger const android::Res_png_9patch* chunk = reinterpret_cast<android::Res_png_9patch*>(chunkHandle); 3474c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 3484c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger 3494c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger if (CC_LIKELY(dstDensity == srcDensity || dstDensity == 0 || srcDensity == 0)) { 3504c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger canvas->drawNinePatch(skiaBitmap, *chunk, left, top, right, bottom, paint); 3514c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger } else { 352eecff56fed5dd5206acfbc5007b4912081b36d3bFlorin Malita canvas->save(SaveFlags::MatrixClip); 3534c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger 3544c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger SkScalar scale = dstDensity / (float)srcDensity; 3554c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger canvas->translate(left, top); 3564c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger canvas->scale(scale, scale); 3574c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger 3584c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger Paint filteredPaint; 3594c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger if (paint) { 3604c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger filteredPaint = *paint; 3614c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger } 3624c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger filteredPaint.setFilterQuality(kLow_SkFilterQuality); 3634c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger 3644c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger canvas->drawNinePatch(skiaBitmap, *chunk, 0, 0, (right-left)/scale, (bottom-top)/scale, 3654c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger &filteredPaint); 3664c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger 3674c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger canvas->restore(); 3684c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger } 3694c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger} 3704c5efe9290543b723b76a8bd48518da1ae1dcb26Derek Sollenberger 3717c103a36f60b690e3fe83c40210e1cb0c76bba43John Reckstatic void drawBitmap(JNIEnv* env, jobject jcanvas, jlong canvasHandle, jobject jbitmap, 3728872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat left, jfloat top, jlong paintHandle, jint canvasDensity, 3738872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint screenDensity, jint bitmapDensity) { 3748872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger Canvas* canvas = get_canvas(canvasHandle); 3757c103a36f60b690e3fe83c40210e1cb0c76bba43John Reck SkBitmap bitmap; 3767c103a36f60b690e3fe83c40210e1cb0c76bba43John Reck GraphicsJNI::getSkBitmap(env, jbitmap, &bitmap); 3776ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 3788872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 3798872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (canvasDensity == bitmapDensity || canvasDensity == 0 || bitmapDensity == 0) { 3808872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (screenDensity != 0 && screenDensity != bitmapDensity) { 3816ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint filteredPaint; 3828872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (paint) { 3838872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger filteredPaint = *paint; 3848872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 3852a1ce8a4e5258b6599cb8e86864eb816d24d69b4Mike Reed filteredPaint.setFilterQuality(kLow_SkFilterQuality); 3867c103a36f60b690e3fe83c40210e1cb0c76bba43John Reck canvas->drawBitmap(bitmap, left, top, &filteredPaint); 3878872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } else { 3887c103a36f60b690e3fe83c40210e1cb0c76bba43John Reck canvas->drawBitmap(bitmap, left, top, paint); 3898872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 3908872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } else { 391eecff56fed5dd5206acfbc5007b4912081b36d3bFlorin Malita canvas->save(SaveFlags::MatrixClip); 3928872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkScalar scale = canvasDensity / (float)bitmapDensity; 3938872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger canvas->translate(left, top); 3948872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger canvas->scale(scale, scale); 3958872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 3966ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint filteredPaint; 3978872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (paint) { 3988872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger filteredPaint = *paint; 3998872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 4002a1ce8a4e5258b6599cb8e86864eb816d24d69b4Mike Reed filteredPaint.setFilterQuality(kLow_SkFilterQuality); 4018872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 4027c103a36f60b690e3fe83c40210e1cb0c76bba43John Reck canvas->drawBitmap(bitmap, 0, 0, &filteredPaint); 4038872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger canvas->restore(); 4048872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 4058872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 4068872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 4077c103a36f60b690e3fe83c40210e1cb0c76bba43John Reckstatic void drawBitmapMatrix(JNIEnv* env, jobject, jlong canvasHandle, jobject jbitmap, 4088872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jlong matrixHandle, jlong paintHandle) { 4098872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const SkMatrix* matrix = reinterpret_cast<SkMatrix*>(matrixHandle); 4106ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 4117c103a36f60b690e3fe83c40210e1cb0c76bba43John Reck SkBitmap bitmap; 4127c103a36f60b690e3fe83c40210e1cb0c76bba43John Reck GraphicsJNI::getSkBitmap(env, jbitmap, &bitmap); 4137c103a36f60b690e3fe83c40210e1cb0c76bba43John Reck get_canvas(canvasHandle)->drawBitmap(bitmap, *matrix, paint); 4148872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 4158872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 4167c103a36f60b690e3fe83c40210e1cb0c76bba43John Reckstatic void drawBitmapRect(JNIEnv* env, jobject, jlong canvasHandle, jobject jbitmap, 4178872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger float srcLeft, float srcTop, float srcRight, float srcBottom, 4188872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger float dstLeft, float dstTop, float dstRight, float dstBottom, 4198872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jlong paintHandle, jint screenDensity, jint bitmapDensity) { 4208872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger Canvas* canvas = get_canvas(canvasHandle); 4216ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 4228872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 4237c103a36f60b690e3fe83c40210e1cb0c76bba43John Reck SkBitmap bitmap; 4247c103a36f60b690e3fe83c40210e1cb0c76bba43John Reck GraphicsJNI::getSkBitmap(env, jbitmap, &bitmap); 4258872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (screenDensity != 0 && screenDensity != bitmapDensity) { 4266ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint filteredPaint; 4278872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (paint) { 4288872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger filteredPaint = *paint; 4298872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 4302a1ce8a4e5258b6599cb8e86864eb816d24d69b4Mike Reed filteredPaint.setFilterQuality(kLow_SkFilterQuality); 4317c103a36f60b690e3fe83c40210e1cb0c76bba43John Reck canvas->drawBitmap(bitmap, srcLeft, srcTop, srcRight, srcBottom, 4328872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger dstLeft, dstTop, dstRight, dstBottom, &filteredPaint); 4338872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } else { 4347c103a36f60b690e3fe83c40210e1cb0c76bba43John Reck canvas->drawBitmap(bitmap, srcLeft, srcTop, srcRight, srcBottom, 4358872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger dstLeft, dstTop, dstRight, dstBottom, paint); 4368872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 4378872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 4388872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 4398872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawBitmapArray(JNIEnv* env, jobject, jlong canvasHandle, 4408872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jintArray jcolors, jint offset, jint stride, 4418872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat x, jfloat y, jint width, jint height, 4428872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jboolean hasAlpha, jlong paintHandle) { 4438872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger // Note: If hasAlpha is false, kRGB_565_SkColorType will be used, which will 4448872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger // correct the alphaType to kOpaque_SkAlphaType. 445253f2c213f6ecda63b6872aee77bd30d5ec07c82Romain Guy SkImageInfo info = SkImageInfo::MakeN32(width, height, kPremul_SkAlphaType, 446253f2c213f6ecda63b6872aee77bd30d5ec07c82Romain Guy GraphicsJNI::defaultColorSpace()); 4478872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkBitmap bitmap; 4483d4eed7f1aa99401dabe2e45b82f98fb4fc2d754Derek Sollenberger bitmap.setInfo(info); 4493d4eed7f1aa99401dabe2e45b82f98fb4fc2d754Derek Sollenberger if (!GraphicsJNI::allocatePixels(env, &bitmap, NULL)) { 4508872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return; 4518872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 4528872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 4538872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (!GraphicsJNI::SetPixels(env, jcolors, offset, stride, 0, 0, width, height, bitmap)) { 4548872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return; 4558872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 4568872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 4576ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 4588872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawBitmap(bitmap, x, y, paint); 4598872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 4608872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 4617c103a36f60b690e3fe83c40210e1cb0c76bba43John Reckstatic void drawBitmapMesh(JNIEnv* env, jobject, jlong canvasHandle, jobject jbitmap, 4628872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint meshWidth, jint meshHeight, jfloatArray jverts, 4638872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint vertIndex, jintArray jcolors, jint colorIndex, jlong paintHandle) { 4648872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const int ptCount = (meshWidth + 1) * (meshHeight + 1); 4658872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger AutoJavaFloatArray vertA(env, jverts, vertIndex + (ptCount << 1)); 4668872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger AutoJavaIntArray colorA(env, jcolors, colorIndex + ptCount); 4678872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 4686ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 4697c103a36f60b690e3fe83c40210e1cb0c76bba43John Reck SkBitmap bitmap; 4707c103a36f60b690e3fe83c40210e1cb0c76bba43John Reck GraphicsJNI::getSkBitmap(env, jbitmap, &bitmap); 4717c103a36f60b690e3fe83c40210e1cb0c76bba43John Reck get_canvas(canvasHandle)->drawBitmapMesh(bitmap, meshWidth, meshHeight, 4728872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger vertA.ptr(), colorA.ptr(), paint); 4738872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 4748872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 4758872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawTextChars(JNIEnv* env, jobject, jlong canvasHandle, jcharArray text, 4768872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint index, jint count, jfloat x, jfloat y, jint bidiFlags, 4778872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jlong paintHandle, jlong typefaceHandle) { 4786ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 479bad99183916ba2bac6659efc8a28273e344ba511sergeyv Typeface* typeface = reinterpret_cast<Typeface*>(typefaceHandle); 4808872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jchar* jchars = env->GetCharArrayElements(text, NULL); 481dccca44ffda4836b56a21da95a046c9708ffd49csergeyv get_canvas(canvasHandle)->drawText(jchars + index, 0, count, count, x, y, 4828872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger bidiFlags, *paint, typeface); 4838872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger env->ReleaseCharArrayElements(text, jchars, JNI_ABORT); 4848872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 4858872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 4868872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawTextString(JNIEnv* env, jobject, jlong canvasHandle, jstring text, 4878872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint start, jint end, jfloat x, jfloat y, jint bidiFlags, 4888872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jlong paintHandle, jlong typefaceHandle) { 4896ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 490bad99183916ba2bac6659efc8a28273e344ba511sergeyv Typeface* typeface = reinterpret_cast<Typeface*>(typefaceHandle); 4918872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const int count = end - start; 4928872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const jchar* jchars = env->GetStringChars(text, NULL); 493dccca44ffda4836b56a21da95a046c9708ffd49csergeyv get_canvas(canvasHandle)->drawText(jchars + start, 0, count, count, x, y, 4948872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger bidiFlags, *paint, typeface); 4958872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger env->ReleaseStringChars(text, jchars); 4968872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 4978872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 4988872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawTextRunChars(JNIEnv* env, jobject, jlong canvasHandle, jcharArray text, jint index, 4998872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint count, jint contextIndex, jint contextCount, jfloat x, jfloat y, 5008872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jboolean isRtl, jlong paintHandle, jlong typefaceHandle) { 5016ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 502bad99183916ba2bac6659efc8a28273e344ba511sergeyv Typeface* typeface = reinterpret_cast<Typeface*>(typefaceHandle); 5038872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 504ae1aa85d0c7305bb621f1f8003bd674285aa3b63Seigo Nonaka const int bidiFlags = isRtl ? minikin::kBidi_Force_RTL : minikin::kBidi_Force_LTR; 5058872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jchar* jchars = env->GetCharArrayElements(text, NULL); 506dccca44ffda4836b56a21da95a046c9708ffd49csergeyv get_canvas(canvasHandle)->drawText(jchars + contextIndex, index - contextIndex, count, 5078872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger contextCount, x, y, bidiFlags, *paint, typeface); 5088872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger env->ReleaseCharArrayElements(text, jchars, JNI_ABORT); 5098872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 5108872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 5118872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawTextRunString(JNIEnv* env, jobject obj, jlong canvasHandle, jstring text, 5128872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint start, jint end, jint contextStart, jint contextEnd, 5138872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat x, jfloat y, jboolean isRtl, jlong paintHandle, 5148872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jlong typefaceHandle) { 5156ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 516bad99183916ba2bac6659efc8a28273e344ba511sergeyv Typeface* typeface = reinterpret_cast<Typeface*>(typefaceHandle); 5178872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 518ae1aa85d0c7305bb621f1f8003bd674285aa3b63Seigo Nonaka int bidiFlags = isRtl ? minikin::kBidi_Force_RTL : minikin::kBidi_Force_LTR; 5198872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint count = end - start; 5208872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint contextCount = contextEnd - contextStart; 5218872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const jchar* jchars = env->GetStringChars(text, NULL); 522dccca44ffda4836b56a21da95a046c9708ffd49csergeyv get_canvas(canvasHandle)->drawText(jchars + contextStart, start - contextStart, count, 5238872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger contextCount, x, y, bidiFlags, *paint, typeface); 5248872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger env->ReleaseStringChars(text, jchars); 5258872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 5268872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 5278872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawTextOnPathChars(JNIEnv* env, jobject, jlong canvasHandle, jcharArray text, 5288872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint index, jint count, jlong pathHandle, jfloat hOffset, 5298872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat vOffset, jint bidiFlags, jlong paintHandle, 5308872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jlong typefaceHandle) { 5318872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkPath* path = reinterpret_cast<SkPath*>(pathHandle); 5326ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 533bad99183916ba2bac6659efc8a28273e344ba511sergeyv Typeface* typeface = reinterpret_cast<Typeface*>(typefaceHandle); 5348872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 5358872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jchar* jchars = env->GetCharArrayElements(text, NULL); 5368872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 537dccca44ffda4836b56a21da95a046c9708ffd49csergeyv get_canvas(canvasHandle)->drawTextOnPath(jchars + index, count, bidiFlags, *path, 5388872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger hOffset, vOffset, *paint, typeface); 5398872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 5408872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger env->ReleaseCharArrayElements(text, jchars, 0); 5418872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 5428872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 5438872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawTextOnPathString(JNIEnv* env, jobject, jlong canvasHandle, jstring text, 5448872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jlong pathHandle, jfloat hOffset, jfloat vOffset, 5458872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint bidiFlags, jlong paintHandle, jlong typefaceHandle) { 5468872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkPath* path = reinterpret_cast<SkPath*>(pathHandle); 5476ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 548bad99183916ba2bac6659efc8a28273e344ba511sergeyv Typeface* typeface = reinterpret_cast<Typeface*>(typefaceHandle); 5498872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 5508872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const jchar* jchars = env->GetStringChars(text, NULL); 5518872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger int count = env->GetStringLength(text); 5528872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 553dccca44ffda4836b56a21da95a046c9708ffd49csergeyv get_canvas(canvasHandle)->drawTextOnPath(jchars, count, bidiFlags, *path, 5548872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger hOffset, vOffset, *paint, typeface); 5558872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 5568872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger env->ReleaseStringChars(text, jchars); 5578872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 5588872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 5598872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void setDrawFilter(JNIEnv* env, jobject, jlong canvasHandle, jlong filterHandle) { 5608872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->setDrawFilter(reinterpret_cast<SkDrawFilter*>(filterHandle)); 5618872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 5628872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 5638872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void freeCaches(JNIEnv* env, jobject) { 5648872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkGraphics::PurgeFontCache(); 5658872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 5668872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 5678872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void freeTextLayoutCaches(JNIEnv* env, jobject) { 568ae1aa85d0c7305bb621f1f8003bd674285aa3b63Seigo Nonaka minikin::Layout::purgeCaches(); 5698872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 5708872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 5718872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger}; // namespace CanvasJNI 5728872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 57376f6a86de25e1bf74717e047e55fd44b089673f3Daniel Micaystatic const JNINativeMethod gMethods[] = { 574775873a66a946fae2b0535abb51df9817bd1b20cRichard Uhler {"getNativeFinalizer", "()J", (void*) CanvasJNI::getNativeFinalizer}, 575c1b33d665c8caf5760f68c45c6ca0baa649b832aJohn Reck {"initRaster", "(Landroid/graphics/Bitmap;)J", (void*) CanvasJNI::initRaster}, 5765cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"freeCaches", "()V", (void*) CanvasJNI::freeCaches}, 5775cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"freeTextLayoutCaches", "()V", (void*) CanvasJNI::freeTextLayoutCaches}, 578efbf4efba0b006847f6d9c9b807d8cdc2d307589Hiroshi Yamauchi {"native_drawBitmap","(JLandroid/graphics/Bitmap;FFJIII)V", (void*) CanvasJNI::drawBitmap}, 579efbf4efba0b006847f6d9c9b807d8cdc2d307589Hiroshi Yamauchi {"native_drawBitmap","(JLandroid/graphics/Bitmap;FFFFFFFFJII)V", (void*) CanvasJNI::drawBitmapRect}, 580efbf4efba0b006847f6d9c9b807d8cdc2d307589Hiroshi Yamauchi {"native_drawBitmap", "(J[IIIFFIIZJ)V", (void*)CanvasJNI::drawBitmapArray}, 5815cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck 5825cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck // ------------ @FastNative ---------------- 5835cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_setBitmap", "(JLandroid/graphics/Bitmap;)V", (void*) CanvasJNI::setBitmap}, 5845cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_isOpaque","(J)Z", (void*) CanvasJNI::isOpaque}, 5855cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_getWidth","(J)I", (void*) CanvasJNI::getWidth}, 5865cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_getHeight","(J)I", (void*) CanvasJNI::getHeight}, 5875cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_setHighContrastText","(JZ)V", (void*) CanvasJNI::setHighContrastText}, 5885cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_save","(JI)I", (void*) CanvasJNI::save}, 5895cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_saveLayer","(JFFFFJI)I", (void*) CanvasJNI::saveLayer}, 5905cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_saveLayerAlpha","(JFFFFII)I", (void*) CanvasJNI::saveLayerAlpha}, 5915cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_getSaveCount","(J)I", (void*) CanvasJNI::getSaveCount}, 5925cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_restore","(JZ)V", (void*) CanvasJNI::restore}, 5935cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_restoreToCount","(JIZ)V", (void*) CanvasJNI::restoreToCount}, 5945cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_getCTM", "(JJ)V", (void*)CanvasJNI::getCTM}, 5955cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_setMatrix","(JJ)V", (void*) CanvasJNI::setMatrix}, 5965cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_concat","(JJ)V", (void*) CanvasJNI::concat}, 5975cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_rotate","(JF)V", (void*) CanvasJNI::rotate}, 5985cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_scale","(JFF)V", (void*) CanvasJNI::scale}, 5995cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_skew","(JFF)V", (void*) CanvasJNI::skew}, 6005cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_translate","(JFF)V", (void*) CanvasJNI::translate}, 6015cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_getClipBounds","(JLandroid/graphics/Rect;)Z", (void*) CanvasJNI::getClipBounds}, 6025cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_quickReject","(JJ)Z", (void*) CanvasJNI::quickRejectPath}, 6035cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_quickReject","(JFFFF)Z", (void*)CanvasJNI::quickRejectRect}, 6045cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_clipRect","(JFFFFI)Z", (void*) CanvasJNI::clipRect}, 6055cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_clipPath","(JJI)Z", (void*) CanvasJNI::clipPath}, 6065cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_clipRegion","(JJI)Z", (void*) CanvasJNI::clipRegion}, 6075cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_drawColor","(JII)V", (void*) CanvasJNI::drawColor}, 6085cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_drawPaint","(JJ)V", (void*) CanvasJNI::drawPaint}, 6095cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_drawPoint", "(JFFJ)V", (void*) CanvasJNI::drawPoint}, 6105cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_drawPoints", "(J[FIIJ)V", (void*) CanvasJNI::drawPoints}, 6115cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_drawLine", "(JFFFFJ)V", (void*) CanvasJNI::drawLine}, 6125cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_drawLines", "(J[FIIJ)V", (void*) CanvasJNI::drawLines}, 6135cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_drawRect","(JFFFFJ)V", (void*) CanvasJNI::drawRect}, 6145cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_drawRegion", "(JJJ)V", (void*) CanvasJNI::drawRegion }, 6155cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_drawRoundRect","(JFFFFFFJ)V", (void*) CanvasJNI::drawRoundRect}, 6165cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_drawCircle","(JFFFJ)V", (void*) CanvasJNI::drawCircle}, 6175cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_drawOval","(JFFFFJ)V", (void*) CanvasJNI::drawOval}, 6185cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_drawArc","(JFFFFFFZJ)V", (void*) CanvasJNI::drawArc}, 6195cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_drawPath","(JJJ)V", (void*) CanvasJNI::drawPath}, 6205cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"nativeDrawVertices", "(JII[FI[FI[II[SIIJ)V", (void*)CanvasJNI::drawVertices}, 6215cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_drawNinePatch", "(JJJFFFFJII)V", (void*)CanvasJNI::drawNinePatch}, 6225cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"nativeDrawBitmapMatrix", "(JLandroid/graphics/Bitmap;JJ)V", (void*)CanvasJNI::drawBitmapMatrix}, 6235cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"nativeDrawBitmapMesh", "(JLandroid/graphics/Bitmap;II[FI[IIJ)V", (void*)CanvasJNI::drawBitmapMesh}, 6245cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_drawText","(J[CIIFFIJJ)V", (void*) CanvasJNI::drawTextChars}, 6255cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_drawText","(JLjava/lang/String;IIFFIJJ)V", (void*) CanvasJNI::drawTextString}, 6265cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_drawTextRun","(J[CIIIIFFZJJ)V", (void*) CanvasJNI::drawTextRunChars}, 6275cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_drawTextRun","(JLjava/lang/String;IIIIFFZJJ)V", (void*) CanvasJNI::drawTextRunString}, 6285cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_drawTextOnPath","(J[CIIJFFIJJ)V", (void*) CanvasJNI::drawTextOnPathChars}, 6295cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"native_drawTextOnPath","(JLjava/lang/String;JFFIJJ)V", (void*) CanvasJNI::drawTextOnPathString}, 6305cb74bca88268a8b9025be2cce81e1b4f967d19dJohn Reck {"nativeSetDrawFilter", "(JJ)V", (void*) CanvasJNI::setDrawFilter}, 6318872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger}; 6328872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 6338872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerint register_android_graphics_Canvas(JNIEnv* env) { 634ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe return RegisterMethodsOrDie(env, "android/graphics/Canvas", gMethods, NELEM(gMethods)); 6358872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 6368872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 6378872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger}; // namespace android 638