android_graphics_Canvas.cpp revision 3731dc220ed457e0f1e99d7ec2589e0a43872b59
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 21849911a9c4315fc552faa38516c842b2541b1909John Reck#include <Canvas.h> 22acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger#include "SkDrawFilter.h" 238872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger#include "SkGraphics.h" 246ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod#include "Paint.h" 258872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger#include "TypefaceImpl.h" 268872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 278872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger#include "MinikinUtils.h" 288872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 298872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergernamespace android { 308872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 318872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergernamespace CanvasJNI { 328872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 338872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic Canvas* get_canvas(jlong canvasHandle) { 348872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return reinterpret_cast<Canvas*>(canvasHandle); 358872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 368872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 378872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void finalizer(JNIEnv* env, jobject clazz, jlong canvasHandle) { 388872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger delete get_canvas(canvasHandle); 398872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 408872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 418872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger// Native wrapper constructor used by Canvas(Bitmap) 42c1b33d665c8caf5760f68c45c6ca0baa649b832aJohn Reckstatic jlong initRaster(JNIEnv* env, jobject, jobject jbitmap) { 433731dc220ed457e0f1e99d7ec2589e0a43872b59John Reck SkBitmap bitmap; 44c1b33d665c8caf5760f68c45c6ca0baa649b832aJohn Reck if (jbitmap != NULL) { 453731dc220ed457e0f1e99d7ec2589e0a43872b59John Reck GraphicsJNI::getSkBitmap(env, jbitmap, &bitmap); 46c1b33d665c8caf5760f68c45c6ca0baa649b832aJohn Reck } 473731dc220ed457e0f1e99d7ec2589e0a43872b59John Reck return reinterpret_cast<jlong>(Canvas::create_canvas(bitmap)); 488872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 498872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 508872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger// Set the given bitmap as the new draw target (wrapped in a new SkCanvas), 518872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger// optionally copying canvas matrix & clip state. 52c1b33d665c8caf5760f68c45c6ca0baa649b832aJohn Reckstatic void setBitmap(JNIEnv* env, jobject, jlong canvasHandle, jobject jbitmap) { 533731dc220ed457e0f1e99d7ec2589e0a43872b59John Reck SkBitmap bitmap; 54c1b33d665c8caf5760f68c45c6ca0baa649b832aJohn Reck if (jbitmap != NULL) { 553731dc220ed457e0f1e99d7ec2589e0a43872b59John Reck GraphicsJNI::getSkBitmap(env, jbitmap, &bitmap); 56c1b33d665c8caf5760f68c45c6ca0baa649b832aJohn Reck } 573731dc220ed457e0f1e99d7ec2589e0a43872b59John Reck get_canvas(canvasHandle)->setBitmap(bitmap); 588872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 598872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 608872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jboolean isOpaque(JNIEnv*, jobject, jlong canvasHandle) { 618872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return get_canvas(canvasHandle)->isOpaque() ? JNI_TRUE : JNI_FALSE; 628872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 638872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 648872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jint getWidth(JNIEnv*, jobject, jlong canvasHandle) { 658872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return static_cast<jint>(get_canvas(canvasHandle)->width()); 668872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 678872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 688872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jint getHeight(JNIEnv*, jobject, jlong canvasHandle) { 698872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return static_cast<jint>(get_canvas(canvasHandle)->height()); 708872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 718872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 728872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jint getSaveCount(JNIEnv*, jobject, jlong canvasHandle) { 738872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return static_cast<jint>(get_canvas(canvasHandle)->getSaveCount()); 748872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 758872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 768872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jint save(JNIEnv*, jobject, jlong canvasHandle, jint flagsHandle) { 778872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkCanvas::SaveFlags flags = static_cast<SkCanvas::SaveFlags>(flagsHandle); 788872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return static_cast<jint>(get_canvas(canvasHandle)->save(flags)); 798872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 808872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 818872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jint saveLayer(JNIEnv* env, jobject, jlong canvasHandle, jfloat l, jfloat t, 828872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat r, jfloat b, jlong paintHandle, jint flagsHandle) { 836ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 848872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkCanvas::SaveFlags flags = static_cast<SkCanvas::SaveFlags>(flagsHandle); 858872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return static_cast<jint>(get_canvas(canvasHandle)->saveLayer(l, t, r, b, paint, flags)); 868872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 878872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 888872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jint saveLayerAlpha(JNIEnv* env, jobject, jlong canvasHandle, jfloat l, jfloat t, 898872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat r, jfloat b, jint alpha, jint flagsHandle) { 908872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkCanvas::SaveFlags flags = static_cast<SkCanvas::SaveFlags>(flagsHandle); 918872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return static_cast<jint>(get_canvas(canvasHandle)->saveLayerAlpha(l, t, r, b, alpha, flags)); 928872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 938872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 943891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craikstatic void restore(JNIEnv* env, jobject, jlong canvasHandle, jboolean throwOnUnderflow) { 958872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger Canvas* canvas = get_canvas(canvasHandle); 968872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (canvas->getSaveCount() <= 1) { // cannot restore anymore 973891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik if (throwOnUnderflow) { 983891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik doThrowISE(env, "Underflow in restore - more restores than saves"); 993891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik } 1003891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik return; // compat behavior - return without throwing 1018872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 1028872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger canvas->restore(); 1038872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1048872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1053891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craikstatic void restoreToCount(JNIEnv* env, jobject, jlong canvasHandle, jint restoreCount, 1063891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik jboolean throwOnUnderflow) { 1078872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger Canvas* canvas = get_canvas(canvasHandle); 1088872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (restoreCount < 1 || restoreCount > canvas->getSaveCount()) { 1093891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik if (throwOnUnderflow) { 1103891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik doThrowIAE(env, "Underflow in restoreToCount - more restores than saves"); 1113891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik return; 1123891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik } 1133891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik restoreCount = 1; // compat behavior - restore as far as possible 1148872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 1158872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger canvas->restoreToCount(restoreCount); 1168872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1178872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1188872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void getCTM(JNIEnv* env, jobject, jlong canvasHandle, jlong matrixHandle) { 1198872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkMatrix* matrix = reinterpret_cast<SkMatrix*>(matrixHandle); 1208872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->getMatrix(matrix); 1218872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1228872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1238872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void setMatrix(JNIEnv* env, jobject, jlong canvasHandle, jlong matrixHandle) { 1248872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const SkMatrix* matrix = reinterpret_cast<SkMatrix*>(matrixHandle); 1258872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->setMatrix(matrix ? *matrix : SkMatrix::I()); 1268872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1278872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1288872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void concat(JNIEnv* env, jobject, jlong canvasHandle, jlong matrixHandle) { 1298872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const SkMatrix* matrix = reinterpret_cast<SkMatrix*>(matrixHandle); 1308872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->concat(*matrix); 1318872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1328872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1338872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void rotate(JNIEnv*, jobject, jlong canvasHandle, jfloat degrees) { 1348872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->rotate(degrees); 1358872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1368872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1378872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void scale(JNIEnv*, jobject, jlong canvasHandle, jfloat sx, jfloat sy) { 1388872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->scale(sx, sy); 1398872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1408872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1418872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void skew(JNIEnv*, jobject, jlong canvasHandle, jfloat sx, jfloat sy) { 1428872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->skew(sx, sy); 1438872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1448872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1458872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void translate(JNIEnv*, jobject, jlong canvasHandle, jfloat dx, jfloat dy) { 1468872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->translate(dx, dy); 1478872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1488872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1498872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jboolean getClipBounds(JNIEnv* env, jobject, jlong canvasHandle, jobject bounds) { 1508872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkRect r; 1518872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkIRect ir; 1528872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger bool result = get_canvas(canvasHandle)->getClipBounds(&r); 1538872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1548872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (!result) { 1558872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger r.setEmpty(); 1568872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 1578872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger r.round(&ir); 1588872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1598872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger (void)GraphicsJNI::irect_to_jrect(ir, env, bounds); 1608872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return result ? JNI_TRUE : JNI_FALSE; 1618872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1628872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1638872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jboolean quickRejectRect(JNIEnv* env, jobject, jlong canvasHandle, 1648872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat left, jfloat top, jfloat right, jfloat bottom) { 1658872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger bool result = get_canvas(canvasHandle)->quickRejectRect(left, top, right, bottom); 1668872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return result ? JNI_TRUE : JNI_FALSE; 1678872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1688872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1698872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jboolean quickRejectPath(JNIEnv* env, jobject, jlong canvasHandle, jlong pathHandle) { 1708872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkPath* path = reinterpret_cast<SkPath*>(pathHandle); 1718872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger bool result = get_canvas(canvasHandle)->quickRejectPath(*path); 1728872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return result ? JNI_TRUE : JNI_FALSE; 1738872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1748872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1758872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jboolean clipRect(JNIEnv*, jobject, jlong canvasHandle, jfloat l, jfloat t, 1768872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat r, jfloat b, jint opHandle) { 1778872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkRegion::Op op = static_cast<SkRegion::Op>(opHandle); 1788872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger bool emptyClip = get_canvas(canvasHandle)->clipRect(l, t, r, b, op); 1798872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return emptyClip ? JNI_FALSE : JNI_TRUE; 1808872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1818872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1828872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jboolean clipPath(JNIEnv* env, jobject, jlong canvasHandle, jlong pathHandle, 1838872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint opHandle) { 1848872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkPath* path = reinterpret_cast<SkPath*>(pathHandle); 1858872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkRegion::Op op = static_cast<SkRegion::Op>(opHandle); 1868872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger bool emptyClip = get_canvas(canvasHandle)->clipPath(path, op); 1878872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return emptyClip ? JNI_FALSE : JNI_TRUE; 1888872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1898872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1908872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic jboolean clipRegion(JNIEnv* env, jobject, jlong canvasHandle, jlong deviceRgnHandle, 1918872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint opHandle) { 1928872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkRegion* deviceRgn = reinterpret_cast<SkRegion*>(deviceRgnHandle); 1938872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkRegion::Op op = static_cast<SkRegion::Op>(opHandle); 1948872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger bool emptyClip = get_canvas(canvasHandle)->clipRegion(deviceRgn, op); 1958872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return emptyClip ? JNI_FALSE : JNI_TRUE; 1968872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 1978872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 1988872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawColor(JNIEnv* env, jobject, jlong canvasHandle, jint color, jint modeHandle) { 1991526a458a30184609f19b05e7334da3cbde81dd1Chris Craik SkXfermode::Mode mode = static_cast<SkXfermode::Mode>(modeHandle); 2001526a458a30184609f19b05e7334da3cbde81dd1Chris Craik get_canvas(canvasHandle)->drawColor(color, mode); 2018872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2028872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2038872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawPaint(JNIEnv* env, jobject, jlong canvasHandle, jlong paintHandle) { 2046ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 2058872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawPaint(*paint); 2068872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2078872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2088872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawPoint(JNIEnv*, jobject, jlong canvasHandle, jfloat x, jfloat y, 2098872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jlong paintHandle) { 2106ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 2118872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawPoint(x, y, *paint); 2128872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2138872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2148872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawPoints(JNIEnv* env, jobject, jlong canvasHandle, jfloatArray jptsArray, 2158872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint offset, jint count, jlong paintHandle) { 2168872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger NPE_CHECK_RETURN_VOID(env, jptsArray); 2178872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger AutoJavaFloatArray autoPts(env, jptsArray); 2188872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger float* floats = autoPts.ptr(); 2198872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const int length = autoPts.length(); 2208872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2218872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if ((offset | count) < 0 || offset + count > length) { 2228872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger doThrowAIOOBE(env); 2238872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return; 2248872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 2258872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2266ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 2278872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawPoints(floats + offset, count, *paint); 2288872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2298872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2308872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawLine(JNIEnv* env, jobject, jlong canvasHandle, jfloat startX, jfloat startY, 2318872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat stopX, jfloat stopY, jlong paintHandle) { 2326ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 2338872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawLine(startX, startY, stopX, stopY, *paint); 2348872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2358872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2368872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawLines(JNIEnv* env, jobject, jlong canvasHandle, jfloatArray jptsArray, 2378872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint offset, jint count, jlong paintHandle) { 2388872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger NPE_CHECK_RETURN_VOID(env, jptsArray); 2398872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger AutoJavaFloatArray autoPts(env, jptsArray); 2408872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger float* floats = autoPts.ptr(); 2418872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const int length = autoPts.length(); 2428872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2438872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if ((offset | count) < 0 || offset + count > length) { 2448872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger doThrowAIOOBE(env); 2458872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return; 2468872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 2478872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2486ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 2498872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawLines(floats + offset, count, *paint); 2508872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2518872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2528872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawRect(JNIEnv* env, jobject, jlong canvasHandle, jfloat left, jfloat top, 2538872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat right, jfloat bottom, jlong paintHandle) { 2546ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 2558872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawRect(left, top, right, bottom, *paint); 2568872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2578872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2588872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawRoundRect(JNIEnv* env, jobject, jlong canvasHandle, jfloat left, jfloat top, 2598872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat right, jfloat bottom, jfloat rx, jfloat ry, jlong paintHandle) { 2606ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 2618872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawRoundRect(left, top, right, bottom, rx, ry, *paint); 2628872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2638872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2648872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawCircle(JNIEnv* env, jobject, jlong canvasHandle, jfloat cx, jfloat cy, 2658872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat radius, jlong paintHandle) { 2666ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 2678872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawCircle(cx, cy, radius, *paint); 2688872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2698872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2708872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawOval(JNIEnv* env, jobject, jlong canvasHandle, jfloat left, jfloat top, 2718872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat right, jfloat bottom, jlong paintHandle) { 2726ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 2738872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawOval(left, top, right, bottom, *paint); 2748872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2758872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2768872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawArc(JNIEnv* env, jobject, jlong canvasHandle, jfloat left, jfloat top, 2778872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat right, jfloat bottom, jfloat startAngle, jfloat sweepAngle, 2788872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jboolean useCenter, jlong paintHandle) { 2796ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 2808872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawArc(left, top, right, bottom, startAngle, sweepAngle, 2818872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger useCenter, *paint); 2828872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2838872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2848872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawPath(JNIEnv* env, jobject, jlong canvasHandle, jlong pathHandle, 2858872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jlong paintHandle) { 2868872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const SkPath* path = reinterpret_cast<SkPath*>(pathHandle); 2876ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 2888872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawPath(*path, *paint); 2898872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 2908872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 2918872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawVertices(JNIEnv* env, jobject, jlong canvasHandle, 2928872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint modeHandle, jint vertexCount, 2938872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloatArray jverts, jint vertIndex, 2948872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloatArray jtexs, jint texIndex, 2958872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jintArray jcolors, jint colorIndex, 2968872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jshortArray jindices, jint indexIndex, 2978872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint indexCount, jlong paintHandle) { 2988872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger AutoJavaFloatArray vertA(env, jverts, vertIndex + vertexCount); 2998872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger AutoJavaFloatArray texA(env, jtexs, texIndex + vertexCount); 3008872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger AutoJavaIntArray colorA(env, jcolors, colorIndex + vertexCount); 3018872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger AutoJavaShortArray indexA(env, jindices, indexIndex + indexCount); 3028872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 3038872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const float* verts = vertA.ptr() + vertIndex; 3048872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const float* texs = texA.ptr() + vertIndex; 3058872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const int* colors = NULL; 3068872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const uint16_t* indices = NULL; 3078872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 3088872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (jcolors != NULL) { 3098872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger colors = colorA.ptr() + colorIndex; 3108872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 3118872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (jindices != NULL) { 3128872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger indices = (const uint16_t*)(indexA.ptr() + indexIndex); 3138872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 3148872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 3158872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkCanvas::VertexMode mode = static_cast<SkCanvas::VertexMode>(modeHandle); 3166ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 3178872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawVertices(mode, vertexCount, verts, texs, colors, 3188872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger indices, indexCount, *paint); 3198872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 3208872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 3211ff961dd6d51247e82e41de052f04fd0b577f09bJohn Reckstatic void drawBitmap(JNIEnv* env, jobject jcanvas, jlong canvasHandle, jlong bitmapHandle, 3228872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat left, jfloat top, jlong paintHandle, jint canvasDensity, 3238872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint screenDensity, jint bitmapDensity) { 3248872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger Canvas* canvas = get_canvas(canvasHandle); 3251ff961dd6d51247e82e41de052f04fd0b577f09bJohn Reck const SkBitmap* bitmap = reinterpret_cast<SkBitmap*>(bitmapHandle); 3266ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 3278872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 3288872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (canvasDensity == bitmapDensity || canvasDensity == 0 || bitmapDensity == 0) { 3298872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (screenDensity != 0 && screenDensity != bitmapDensity) { 3306ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint filteredPaint; 3318872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (paint) { 3328872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger filteredPaint = *paint; 3338872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 3342a1ce8a4e5258b6599cb8e86864eb816d24d69b4Mike Reed filteredPaint.setFilterQuality(kLow_SkFilterQuality); 3351ff961dd6d51247e82e41de052f04fd0b577f09bJohn Reck canvas->drawBitmap(*bitmap, left, top, &filteredPaint); 3368872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } else { 3371ff961dd6d51247e82e41de052f04fd0b577f09bJohn Reck canvas->drawBitmap(*bitmap, left, top, paint); 3388872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 3398872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } else { 3408872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger canvas->save(SkCanvas::kMatrixClip_SaveFlag); 3418872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkScalar scale = canvasDensity / (float)bitmapDensity; 3428872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger canvas->translate(left, top); 3438872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger canvas->scale(scale, scale); 3448872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 3456ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint filteredPaint; 3468872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (paint) { 3478872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger filteredPaint = *paint; 3488872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 3492a1ce8a4e5258b6599cb8e86864eb816d24d69b4Mike Reed filteredPaint.setFilterQuality(kLow_SkFilterQuality); 3508872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 3511ff961dd6d51247e82e41de052f04fd0b577f09bJohn Reck canvas->drawBitmap(*bitmap, 0, 0, &filteredPaint); 3528872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger canvas->restore(); 3538872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 3548872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 3558872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 3561ff961dd6d51247e82e41de052f04fd0b577f09bJohn Reckstatic void drawBitmapMatrix(JNIEnv* env, jobject, jlong canvasHandle, jlong bitmapHandle, 3578872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jlong matrixHandle, jlong paintHandle) { 3581ff961dd6d51247e82e41de052f04fd0b577f09bJohn Reck const SkBitmap* bitmap = reinterpret_cast<SkBitmap*>(bitmapHandle); 3598872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const SkMatrix* matrix = reinterpret_cast<SkMatrix*>(matrixHandle); 3606ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 3611ff961dd6d51247e82e41de052f04fd0b577f09bJohn Reck get_canvas(canvasHandle)->drawBitmap(*bitmap, *matrix, paint); 3628872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 3638872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 3641ff961dd6d51247e82e41de052f04fd0b577f09bJohn Reckstatic void drawBitmapRect(JNIEnv* env, jobject, jlong canvasHandle, jlong bitmapHandle, 3658872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger float srcLeft, float srcTop, float srcRight, float srcBottom, 3668872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger float dstLeft, float dstTop, float dstRight, float dstBottom, 3678872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jlong paintHandle, jint screenDensity, jint bitmapDensity) { 3688872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger Canvas* canvas = get_canvas(canvasHandle); 3691ff961dd6d51247e82e41de052f04fd0b577f09bJohn Reck const SkBitmap* bitmap = reinterpret_cast<SkBitmap*>(bitmapHandle); 3706ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 3718872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 3728872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (screenDensity != 0 && screenDensity != bitmapDensity) { 3736ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint filteredPaint; 3748872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (paint) { 3758872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger filteredPaint = *paint; 3768872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 3772a1ce8a4e5258b6599cb8e86864eb816d24d69b4Mike Reed filteredPaint.setFilterQuality(kLow_SkFilterQuality); 3781ff961dd6d51247e82e41de052f04fd0b577f09bJohn Reck canvas->drawBitmap(*bitmap, srcLeft, srcTop, srcRight, srcBottom, 3798872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger dstLeft, dstTop, dstRight, dstBottom, &filteredPaint); 3808872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } else { 3811ff961dd6d51247e82e41de052f04fd0b577f09bJohn Reck canvas->drawBitmap(*bitmap, srcLeft, srcTop, srcRight, srcBottom, 3828872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger dstLeft, dstTop, dstRight, dstBottom, paint); 3838872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 3848872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 3858872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 3868872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawBitmapArray(JNIEnv* env, jobject, jlong canvasHandle, 3878872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jintArray jcolors, jint offset, jint stride, 3888872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat x, jfloat y, jint width, jint height, 3898872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jboolean hasAlpha, jlong paintHandle) { 3908872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger // Note: If hasAlpha is false, kRGB_565_SkColorType will be used, which will 3918872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger // correct the alphaType to kOpaque_SkAlphaType. 3928872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkImageInfo info = SkImageInfo::Make(width, height, 3938872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger hasAlpha ? kN32_SkColorType : kRGB_565_SkColorType, 3948872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger kPremul_SkAlphaType); 3958872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkBitmap bitmap; 3963d4eed7f1aa99401dabe2e45b82f98fb4fc2d754Derek Sollenberger bitmap.setInfo(info); 3973d4eed7f1aa99401dabe2e45b82f98fb4fc2d754Derek Sollenberger if (!GraphicsJNI::allocatePixels(env, &bitmap, NULL)) { 3988872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return; 3998872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 4008872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 4018872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger if (!GraphicsJNI::SetPixels(env, jcolors, offset, stride, 0, 0, width, height, bitmap)) { 4028872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger return; 4038872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 4048872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 4056ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 4068872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->drawBitmap(bitmap, x, y, paint); 4078872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 4088872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 4091ff961dd6d51247e82e41de052f04fd0b577f09bJohn Reckstatic void drawBitmapMesh(JNIEnv* env, jobject, jlong canvasHandle, jlong bitmapHandle, 4108872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint meshWidth, jint meshHeight, jfloatArray jverts, 4118872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint vertIndex, jintArray jcolors, jint colorIndex, jlong paintHandle) { 4128872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const int ptCount = (meshWidth + 1) * (meshHeight + 1); 4138872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger AutoJavaFloatArray vertA(env, jverts, vertIndex + (ptCount << 1)); 4148872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger AutoJavaIntArray colorA(env, jcolors, colorIndex + ptCount); 4158872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 4161ff961dd6d51247e82e41de052f04fd0b577f09bJohn Reck const SkBitmap* bitmap = reinterpret_cast<SkBitmap*>(bitmapHandle); 4176ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint* paint = reinterpret_cast<Paint*>(paintHandle); 4181ff961dd6d51247e82e41de052f04fd0b577f09bJohn Reck get_canvas(canvasHandle)->drawBitmapMesh(*bitmap, meshWidth, meshHeight, 4198872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger vertA.ptr(), colorA.ptr(), paint); 4208872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 4218872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 422acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenbergerclass DrawTextFunctor { 423acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenbergerpublic: 424acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger DrawTextFunctor(const Layout& layout, Canvas* canvas, uint16_t* glyphs, float* pos, 4258dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson const SkPaint& paint, float x, float y, MinikinRect& bounds, 4268dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson float totalAdvance) 427acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger : layout(layout), canvas(canvas), glyphs(glyphs), pos(pos), paint(paint), 4288dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson x(x), y(y), bounds(bounds), totalAdvance(totalAdvance) { } 429acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger 430acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger void operator()(size_t start, size_t end) { 431acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger if (canvas->drawTextAbsolutePos()) { 432acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger for (size_t i = start; i < end; i++) { 433acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger glyphs[i] = layout.getGlyphId(i); 434acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger pos[2 * i] = x + layout.getX(i); 435acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger pos[2 * i + 1] = y + layout.getY(i); 436acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger } 437acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger } else { 438acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger for (size_t i = start; i < end; i++) { 439acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger glyphs[i] = layout.getGlyphId(i); 440acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger pos[2 * i] = layout.getX(i); 441acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger pos[2 * i + 1] = layout.getY(i); 442acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger } 443acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger } 444acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger 445acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger size_t glyphCount = end - start; 446acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger canvas->drawText(glyphs + start, pos + (2 * start), glyphCount, paint, x, y, 4478dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson bounds.mLeft, bounds.mTop, bounds.mRight, bounds.mBottom, 4488dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson totalAdvance); 449acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger } 450acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenbergerprivate: 451acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger const Layout& layout; 452acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger Canvas* canvas; 453acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger uint16_t* glyphs; 454acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger float* pos; 455acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger const SkPaint& paint; 456acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger float x; 457acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger float y; 458acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger MinikinRect& bounds; 4598dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson float totalAdvance; 460acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger}; 461acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger 462acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger// Same values used by Skia 463acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger#define kStdStrikeThru_Offset (-6.0f / 21.0f) 464acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger#define kStdUnderline_Offset (1.0f / 9.0f) 465acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger#define kStdUnderline_Thickness (1.0f / 18.0f) 466acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger 467acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenbergervoid drawTextDecorations(Canvas* canvas, float x, float y, float length, const SkPaint& paint) { 468acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger uint32_t flags; 469acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger SkDrawFilter* drawFilter = canvas->getDrawFilter(); 470acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger if (drawFilter) { 471acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger SkPaint paintCopy(paint); 472acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger drawFilter->filter(&paintCopy, SkDrawFilter::kText_Type); 473acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger flags = paintCopy.getFlags(); 474acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger } else { 475acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger flags = paint.getFlags(); 476acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger } 477acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 478acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger SkScalar left = x; 479acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger SkScalar right = x + length; 480acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger float textSize = paint.getTextSize(); 481acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 482acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger if (flags & SkPaint::kUnderlineText_Flag) { 483acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger SkScalar top = y + textSize * kStdUnderline_Offset - 0.5f * strokeWidth; 484acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger SkScalar bottom = y + textSize * kStdUnderline_Offset + 0.5f * strokeWidth; 485acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger canvas->drawRect(left, top, right, bottom, paint); 486acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger } 487acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger if (flags & SkPaint::kStrikeThruText_Flag) { 488acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger SkScalar top = y + textSize * kStdStrikeThru_Offset - 0.5f * strokeWidth; 489acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger SkScalar bottom = y + textSize * kStdStrikeThru_Offset + 0.5f * strokeWidth; 490acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger canvas->drawRect(left, top, right, bottom, paint); 491acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger } 492acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger } 493acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger} 494acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger 495acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenbergervoid drawText(Canvas* canvas, const uint16_t* text, int start, int count, int contextCount, 496acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger float x, float y, int bidiFlags, const Paint& origPaint, TypefaceImpl* typeface) { 497acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger // minikin may modify the original paint 498acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger Paint paint(origPaint); 499acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger 500acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger Layout layout; 50163c5c78a72a21d57913e8601cc2a1ab72a424a02Behdad Esfahbod MinikinUtils::doLayout(&layout, &paint, bidiFlags, typeface, text, start, count, contextCount); 502acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger 503acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger size_t nGlyphs = layout.nGlyphs(); 504acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger uint16_t* glyphs = new uint16_t[nGlyphs]; 505acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger float* pos = new float[nGlyphs * 2]; 506acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger 507acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger x += MinikinUtils::xOffsetForTextAlign(&paint, layout); 508acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger 509acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger MinikinRect bounds; 510acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger layout.getBounds(&bounds); 5118dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson if (!canvas->drawTextAbsolutePos()) { 5128dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson bounds.offset(x, y); 5138dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson } 514acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger 5158dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson DrawTextFunctor f(layout, canvas, glyphs, pos, paint, x, y, bounds, layout.getAdvance()); 516acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger MinikinUtils::forFontRun(layout, &paint, f); 517acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger 518acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger drawTextDecorations(canvas, x, y, layout.getAdvance(), paint); 519acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger 520acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger delete[] glyphs; 521acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger delete[] pos; 522acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger} 523acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger 5248872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawTextChars(JNIEnv* env, jobject, jlong canvasHandle, jcharArray text, 5258872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint index, jint count, jfloat x, jfloat y, jint bidiFlags, 5268872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jlong paintHandle, jlong typefaceHandle) { 5276ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 5288872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger TypefaceImpl* typeface = reinterpret_cast<TypefaceImpl*>(typefaceHandle); 5298872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jchar* jchars = env->GetCharArrayElements(text, NULL); 530acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger drawText(get_canvas(canvasHandle), jchars + index, 0, count, count, x, y, 5318872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger bidiFlags, *paint, typeface); 5328872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger env->ReleaseCharArrayElements(text, jchars, JNI_ABORT); 5338872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 5348872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 5358872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawTextString(JNIEnv* env, jobject, jlong canvasHandle, jstring text, 5368872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint start, jint end, jfloat x, jfloat y, jint bidiFlags, 5378872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jlong paintHandle, jlong typefaceHandle) { 5386ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 5398872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger TypefaceImpl* typeface = reinterpret_cast<TypefaceImpl*>(typefaceHandle); 5408872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const int count = end - start; 5418872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const jchar* jchars = env->GetStringChars(text, NULL); 542acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger drawText(get_canvas(canvasHandle), jchars + start, 0, count, count, x, y, 5438872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger bidiFlags, *paint, typeface); 5448872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger env->ReleaseStringChars(text, jchars); 5458872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 5468872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 5478872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawTextRunChars(JNIEnv* env, jobject, jlong canvasHandle, jcharArray text, jint index, 5488872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint count, jint contextIndex, jint contextCount, jfloat x, jfloat y, 5498872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jboolean isRtl, jlong paintHandle, jlong typefaceHandle) { 5506ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 5518872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger TypefaceImpl* typeface = reinterpret_cast<TypefaceImpl*>(typefaceHandle); 5528872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 5538872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const int bidiFlags = isRtl ? kBidi_Force_RTL : kBidi_Force_LTR; 5548872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jchar* jchars = env->GetCharArrayElements(text, NULL); 555acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger drawText(get_canvas(canvasHandle), jchars + contextIndex, index - contextIndex, count, 5568872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger contextCount, x, y, bidiFlags, *paint, typeface); 5578872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger env->ReleaseCharArrayElements(text, jchars, JNI_ABORT); 5588872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 5598872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 5608872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawTextRunString(JNIEnv* env, jobject obj, jlong canvasHandle, jstring text, 5618872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint start, jint end, jint contextStart, jint contextEnd, 5628872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat x, jfloat y, jboolean isRtl, jlong paintHandle, 5638872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jlong typefaceHandle) { 5646ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 5658872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger TypefaceImpl* typeface = reinterpret_cast<TypefaceImpl*>(typefaceHandle); 5668872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 5678872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger int bidiFlags = isRtl ? kBidi_Force_RTL : kBidi_Force_LTR; 5688872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint count = end - start; 5698872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint contextCount = contextEnd - contextStart; 5708872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const jchar* jchars = env->GetStringChars(text, NULL); 571acb4099deff72c2c631f7110a405a3331d3e8b27Derek Sollenberger drawText(get_canvas(canvasHandle), jchars + contextStart, start - contextStart, count, 5728872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger contextCount, x, y, bidiFlags, *paint, typeface); 5738872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger env->ReleaseStringChars(text, jchars); 5748872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 5758872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 5768872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerclass DrawTextOnPathFunctor { 5778872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerpublic: 5788872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger DrawTextOnPathFunctor(const Layout& layout, Canvas* canvas, float hOffset, 5796ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod float vOffset, const Paint& paint, const SkPath& path) 5808872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger : layout(layout), canvas(canvas), hOffset(hOffset), vOffset(vOffset), 5818872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger paint(paint), path(path) { 5828872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 5838872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger void operator()(size_t start, size_t end) { 5848872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger uint16_t glyphs[1]; 5858872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger for (size_t i = start; i < end; i++) { 5868872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger glyphs[0] = layout.getGlyphId(i); 5878872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger float x = hOffset + layout.getX(i); 5888872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger float y = vOffset + layout.getY(i); 5898872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger canvas->drawTextOnPath(glyphs, 1, path, x, y, paint); 5908872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 5918872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger } 5928872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerprivate: 5938872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const Layout& layout; 5948872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger Canvas* canvas; 5958872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger float hOffset; 5968872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger float vOffset; 5976ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint& paint; 5988872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const SkPath& path; 5998872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger}; 6008872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 6018872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawTextOnPath(Canvas* canvas, const uint16_t* text, int count, int bidiFlags, 6028872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const SkPath& path, float hOffset, float vOffset, 6036ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod const Paint& paint, TypefaceImpl* typeface) { 6046ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint paintCopy(paint); 6058872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger Layout layout; 60663c5c78a72a21d57913e8601cc2a1ab72a424a02Behdad Esfahbod MinikinUtils::doLayout(&layout, &paintCopy, bidiFlags, typeface, text, 0, count, count); 6078872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger hOffset += MinikinUtils::hOffsetForTextAlign(&paintCopy, layout, path); 6088872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 6098872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger // Set align to left for drawing, as we don't want individual 6108872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger // glyphs centered or right-aligned; the offset above takes 6118872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger // care of all alignment. 6126ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod paintCopy.setTextAlign(Paint::kLeft_Align); 6138872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 6148872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger DrawTextOnPathFunctor f(layout, canvas, hOffset, vOffset, paintCopy, path); 6158872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger MinikinUtils::forFontRun(layout, &paintCopy, f); 6168872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 6178872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 6188872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawTextOnPathChars(JNIEnv* env, jobject, jlong canvasHandle, jcharArray text, 6198872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint index, jint count, jlong pathHandle, jfloat hOffset, 6208872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jfloat vOffset, jint bidiFlags, jlong paintHandle, 6218872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jlong typefaceHandle) { 6228872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkPath* path = reinterpret_cast<SkPath*>(pathHandle); 6236ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 6248872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger TypefaceImpl* typeface = reinterpret_cast<TypefaceImpl*>(typefaceHandle); 6258872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 6268872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jchar* jchars = env->GetCharArrayElements(text, NULL); 6278872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 6288872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger drawTextOnPath(get_canvas(canvasHandle), jchars + index, count, bidiFlags, *path, 6298872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger hOffset, vOffset, *paint, typeface); 6308872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 6318872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger env->ReleaseCharArrayElements(text, jchars, 0); 6328872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 6338872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 6348872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void drawTextOnPathString(JNIEnv* env, jobject, jlong canvasHandle, jstring text, 6358872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jlong pathHandle, jfloat hOffset, jfloat vOffset, 6368872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger jint bidiFlags, jlong paintHandle, jlong typefaceHandle) { 6378872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkPath* path = reinterpret_cast<SkPath*>(pathHandle); 6386ba30b85ddfbe37c338ee8dde3dd33322eb38d47Behdad Esfahbod Paint* paint = reinterpret_cast<Paint*>(paintHandle); 6398872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger TypefaceImpl* typeface = reinterpret_cast<TypefaceImpl*>(typefaceHandle); 6408872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 6418872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger const jchar* jchars = env->GetStringChars(text, NULL); 6428872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger int count = env->GetStringLength(text); 6438872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 6448872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger drawTextOnPath(get_canvas(canvasHandle), jchars, count, bidiFlags, *path, 6458872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger hOffset, vOffset, *paint, typeface); 6468872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 6478872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger env->ReleaseStringChars(text, jchars); 6488872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 6498872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 6508872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void setDrawFilter(JNIEnv* env, jobject, jlong canvasHandle, jlong filterHandle) { 6518872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger get_canvas(canvasHandle)->setDrawFilter(reinterpret_cast<SkDrawFilter*>(filterHandle)); 6528872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 6538872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 6548872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void freeCaches(JNIEnv* env, jobject) { 6558872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger SkGraphics::PurgeFontCache(); 6568872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 6578872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 6588872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic void freeTextLayoutCaches(JNIEnv* env, jobject) { 6598872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger Layout::purgeCaches(); 6608872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 6618872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 6628872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger}; // namespace CanvasJNI 6638872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 6648872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerstatic JNINativeMethod gMethods[] = { 6658872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"finalizer", "(J)V", (void*) CanvasJNI::finalizer}, 666c1b33d665c8caf5760f68c45c6ca0baa649b832aJohn Reck {"initRaster", "(Landroid/graphics/Bitmap;)J", (void*) CanvasJNI::initRaster}, 667c1b33d665c8caf5760f68c45c6ca0baa649b832aJohn Reck {"native_setBitmap", "(JLandroid/graphics/Bitmap;)V", (void*) CanvasJNI::setBitmap}, 6688872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_isOpaque","(J)Z", (void*) CanvasJNI::isOpaque}, 6698872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_getWidth","(J)I", (void*) CanvasJNI::getWidth}, 6708872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_getHeight","(J)I", (void*) CanvasJNI::getHeight}, 6718872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_save","(JI)I", (void*) CanvasJNI::save}, 6728872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_saveLayer","(JFFFFJI)I", (void*) CanvasJNI::saveLayer}, 6738872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_saveLayerAlpha","(JFFFFII)I", (void*) CanvasJNI::saveLayerAlpha}, 6748872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_getSaveCount","(J)I", (void*) CanvasJNI::getSaveCount}, 6753891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik {"native_restore","(JZ)V", (void*) CanvasJNI::restore}, 6763891f3ad598561d5a82c07795e1fee7f1d3612d1Chris Craik {"native_restoreToCount","(JIZ)V", (void*) CanvasJNI::restoreToCount}, 6778872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_getCTM", "(JJ)V", (void*)CanvasJNI::getCTM}, 6788872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_setMatrix","(JJ)V", (void*) CanvasJNI::setMatrix}, 6798872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_concat","(JJ)V", (void*) CanvasJNI::concat}, 6808872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_rotate","(JF)V", (void*) CanvasJNI::rotate}, 6818872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_scale","(JFF)V", (void*) CanvasJNI::scale}, 6828872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_skew","(JFF)V", (void*) CanvasJNI::skew}, 6838872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_translate","(JFF)V", (void*) CanvasJNI::translate}, 6848872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_getClipBounds","(JLandroid/graphics/Rect;)Z", (void*) CanvasJNI::getClipBounds}, 6858872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_quickReject","(JJ)Z", (void*) CanvasJNI::quickRejectPath}, 6868872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_quickReject","(JFFFF)Z", (void*)CanvasJNI::quickRejectRect}, 6878872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_clipRect","(JFFFFI)Z", (void*) CanvasJNI::clipRect}, 6888872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_clipPath","(JJI)Z", (void*) CanvasJNI::clipPath}, 6898872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_clipRegion","(JJI)Z", (void*) CanvasJNI::clipRegion}, 6908872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_drawColor","(JII)V", (void*) CanvasJNI::drawColor}, 6918872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_drawPaint","(JJ)V", (void*) CanvasJNI::drawPaint}, 6928872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_drawPoint", "(JFFJ)V", (void*) CanvasJNI::drawPoint}, 6938872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_drawPoints", "(J[FIIJ)V", (void*) CanvasJNI::drawPoints}, 6948872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_drawLine", "(JFFFFJ)V", (void*) CanvasJNI::drawLine}, 6958872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_drawLines", "(J[FIIJ)V", (void*) CanvasJNI::drawLines}, 6968872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_drawRect","(JFFFFJ)V", (void*) CanvasJNI::drawRect}, 6978872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_drawRoundRect","(JFFFFFFJ)V", (void*) CanvasJNI::drawRoundRect}, 6988872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_drawCircle","(JFFFJ)V", (void*) CanvasJNI::drawCircle}, 6998872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_drawOval","(JFFFFJ)V", (void*) CanvasJNI::drawOval}, 7008872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_drawArc","(JFFFFFFZJ)V", (void*) CanvasJNI::drawArc}, 7018872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_drawPath","(JJJ)V", (void*) CanvasJNI::drawPath}, 7028872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"nativeDrawVertices", "(JII[FI[FI[II[SIIJ)V", (void*)CanvasJNI::drawVertices}, 7031ff961dd6d51247e82e41de052f04fd0b577f09bJohn Reck {"native_drawBitmap","(JJFFJIII)V", (void*) CanvasJNI::drawBitmap}, 7041ff961dd6d51247e82e41de052f04fd0b577f09bJohn Reck {"nativeDrawBitmapMatrix", "(JJJJ)V", (void*)CanvasJNI::drawBitmapMatrix}, 7051ff961dd6d51247e82e41de052f04fd0b577f09bJohn Reck {"native_drawBitmap","(JJFFFFFFFFJII)V", (void*) CanvasJNI::drawBitmapRect}, 7068872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_drawBitmap", "(J[IIIFFIIZJ)V", (void*)CanvasJNI::drawBitmapArray}, 7071ff961dd6d51247e82e41de052f04fd0b577f09bJohn Reck {"nativeDrawBitmapMesh", "(JJII[FI[IIJ)V", (void*)CanvasJNI::drawBitmapMesh}, 7088872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_drawText","(J[CIIFFIJJ)V", (void*) CanvasJNI::drawTextChars}, 7098872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_drawText","(JLjava/lang/String;IIFFIJJ)V", (void*) CanvasJNI::drawTextString}, 7108872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_drawTextRun","(J[CIIIIFFZJJ)V", (void*) CanvasJNI::drawTextRunChars}, 7118872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_drawTextRun","(JLjava/lang/String;IIIIFFZJJ)V", (void*) CanvasJNI::drawTextRunString}, 7128872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_drawTextOnPath","(J[CIIJFFIJJ)V", (void*) CanvasJNI::drawTextOnPathChars}, 7138872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"native_drawTextOnPath","(JLjava/lang/String;JFFIJJ)V", (void*) CanvasJNI::drawTextOnPathString}, 7148872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"nativeSetDrawFilter", "(JJ)V", (void*) CanvasJNI::setDrawFilter}, 7158872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"freeCaches", "()V", (void*) CanvasJNI::freeCaches}, 7168872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger {"freeTextLayoutCaches", "()V", (void*) CanvasJNI::freeTextLayoutCaches} 7178872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger}; 7188872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 7198872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenbergerint register_android_graphics_Canvas(JNIEnv* env) { 720ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe return RegisterMethodsOrDie(env, "android/graphics/Canvas", gMethods, NELEM(gMethods)); 7218872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger} 7228872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger 7238872b38ef403cc2c44aca07d392f5e9426fd7f54Derek Sollenberger}; // namespace android 724