Region.cpp revision 76f6a86de25e1bf74717e047e55fd44b089673f3
1fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown/* 2fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown * Copyright (C) 2011 The Android Open Source Project 3fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown * 4fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown * Licensed under the Apache License, Version 2.0 (the "License"); 5fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown * you may not use this file except in compliance with the License. 6fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown * You may obtain a copy of the License at 7fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown * 8fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown * http://www.apache.org/licenses/LICENSE-2.0 9fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown * 10fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown * Unless required by applicable law or agreed to in writing, software 11fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown * distributed under the License is distributed on an "AS IS" BASIS, 12fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown * See the License for the specific language governing permissions and 14fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown * limitations under the License. 15fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown */ 16fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "SkRegion.h" 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "SkPath.h" 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "GraphicsJNI.h" 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 21fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown#include <binder/Parcel.h> 22d84e1ce0b535128f03416145554fb405f9fade3eJeff Sharkey#include "android_os_Parcel.h" 23fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown#include "android_util_Binder.h" 24fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <jni.h> 26ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe#include <core_jni_helpers.h> 27fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown 28fbf097732137a32930d151f7ba6816a5b870c32aJeff Brownnamespace android { 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jfieldID gRegion_nativeInstanceFieldID; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic inline jboolean boolTojboolean(bool value) { 33a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return value ? JNI_TRUE : JNI_FALSE; 34a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat} 35a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic inline SkRegion* GetSkRegion(JNIEnv* env, jobject regionObject) { 37a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat jlong regionHandle = env->GetLongField(regionObject, gRegion_nativeInstanceFieldID); 38a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat SkRegion* region = reinterpret_cast<SkRegion*>(regionHandle); 39a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat SkASSERT(region != NULL); 40a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return region; 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 43a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic jlong Region_constructor(JNIEnv* env, jobject) { 44a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return reinterpret_cast<jlong>(new SkRegion); 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 47a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic void Region_destructor(JNIEnv* env, jobject, jlong regionHandle) { 48a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat SkRegion* region = reinterpret_cast<SkRegion*>(regionHandle); 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(region); 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project delete region; 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 53a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic void Region_setRegion(JNIEnv* env, jobject, jlong dstHandle, jlong srcHandle) { 54a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat SkRegion* dst = reinterpret_cast<SkRegion*>(dstHandle); 55a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat const SkRegion* src = reinterpret_cast<SkRegion*>(srcHandle); 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(dst && src); 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *dst = *src; 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 60a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic jboolean Region_setRect(JNIEnv* env, jobject, jlong dstHandle, jint left, jint top, jint right, jint bottom) { 61a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat SkRegion* dst = reinterpret_cast<SkRegion*>(dstHandle); 62a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat bool result = dst->setRect(left, top, right, bottom); 63a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return boolTojboolean(result); 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 66a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic jboolean Region_setPath(JNIEnv* env, jobject, jlong dstHandle, 67a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat jlong pathHandle, jlong clipHandle) { 68a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat SkRegion* dst = reinterpret_cast<SkRegion*>(dstHandle); 69a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat const SkPath* path = reinterpret_cast<SkPath*>(pathHandle); 70a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat const SkRegion* clip = reinterpret_cast<SkRegion*>(clipHandle); 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(dst && path && clip); 72a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat bool result = dst->setPath(*path, *clip); 73a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return boolTojboolean(result); 74a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 77a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic jboolean Region_getBounds(JNIEnv* env, jobject, jlong regionHandle, jobject rectBounds) { 78a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat SkRegion* region = reinterpret_cast<SkRegion*>(regionHandle); 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::irect_to_jrect(region->getBounds(), env, rectBounds); 80a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat bool result = !region->isEmpty(); 81a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return boolTojboolean(result); 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 84a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic jboolean Region_getBoundaryPath(JNIEnv* env, jobject, jlong regionHandle, jlong pathHandle) { 85a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat const SkRegion* region = reinterpret_cast<SkRegion*>(regionHandle); 86a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat SkPath* path = reinterpret_cast<SkPath*>(pathHandle); 87a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat bool result = region->getBoundaryPath(path); 88a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return boolTojboolean(result); 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 91a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic jboolean Region_op0(JNIEnv* env, jobject, jlong dstHandle, jint left, jint top, jint right, jint bottom, jint op) { 92a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat SkRegion* dst = reinterpret_cast<SkRegion*>(dstHandle); 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkIRect ir; 944cb1753ec6e90d7e747880c599dc1c164a568cf3Elliott Hughes 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ir.set(left, top, right, bottom); 96a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat bool result = dst->op(ir, (SkRegion::Op)op); 97a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return boolTojboolean(result); 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 100a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic jboolean Region_op1(JNIEnv* env, jobject, jlong dstHandle, jobject rectObject, jlong regionHandle, jint op) { 101a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat SkRegion* dst = reinterpret_cast<SkRegion*>(dstHandle); 102a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat const SkRegion* region = reinterpret_cast<SkRegion*>(regionHandle); 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkIRect ir; 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::jrect_to_irect(env, rectObject, &ir); 105a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat bool result = dst->op(ir, *region, (SkRegion::Op)op); 106a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return boolTojboolean(result); 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 109a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic jboolean Region_op2(JNIEnv* env, jobject, jlong dstHandle, jlong region1Handle, jlong region2Handle, jint op) { 110a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat SkRegion* dst = reinterpret_cast<SkRegion*>(dstHandle); 111a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat const SkRegion* region1 = reinterpret_cast<SkRegion*>(region1Handle); 112a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat const SkRegion* region2 = reinterpret_cast<SkRegion*>(region2Handle); 113a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat bool result = dst->op(*region1, *region2, (SkRegion::Op)op); 114a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return boolTojboolean(result); 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1174cb1753ec6e90d7e747880c599dc1c164a568cf3Elliott Hughes//////////////////////////////////// These are methods, not static 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jboolean Region_isEmpty(JNIEnv* env, jobject region) { 120a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat bool result = GetSkRegion(env, region)->isEmpty(); 121a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return boolTojboolean(result); 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1234cb1753ec6e90d7e747880c599dc1c164a568cf3Elliott Hughes 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jboolean Region_isRect(JNIEnv* env, jobject region) { 125a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat bool result = GetSkRegion(env, region)->isRect(); 126a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return boolTojboolean(result); 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1284cb1753ec6e90d7e747880c599dc1c164a568cf3Elliott Hughes 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jboolean Region_isComplex(JNIEnv* env, jobject region) { 130a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat bool result = GetSkRegion(env, region)->isComplex(); 131a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return boolTojboolean(result); 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 134a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic jboolean Region_contains(JNIEnv* env, jobject region, jint x, jint y) { 135a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat bool result = GetSkRegion(env, region)->contains(x, y); 136a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return boolTojboolean(result); 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1384cb1753ec6e90d7e747880c599dc1c164a568cf3Elliott Hughes 139a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic jboolean Region_quickContains(JNIEnv* env, jobject region, jint left, jint top, jint right, jint bottom) { 140a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat bool result = GetSkRegion(env, region)->quickContains(left, top, right, bottom); 141a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return boolTojboolean(result); 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1434cb1753ec6e90d7e747880c599dc1c164a568cf3Elliott Hughes 144a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic jboolean Region_quickRejectIIII(JNIEnv* env, jobject region, jint left, jint top, jint right, jint bottom) { 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkIRect ir; 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ir.set(left, top, right, bottom); 147a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat bool result = GetSkRegion(env, region)->quickReject(ir); 148a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return boolTojboolean(result); 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1504cb1753ec6e90d7e747880c599dc1c164a568cf3Elliott Hughes 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jboolean Region_quickRejectRgn(JNIEnv* env, jobject region, jobject other) { 152a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat bool result = GetSkRegion(env, region)->quickReject(*GetSkRegion(env, other)); 153a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return boolTojboolean(result); 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1554cb1753ec6e90d7e747880c599dc1c164a568cf3Elliott Hughes 156a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic void Region_translate(JNIEnv* env, jobject region, jint x, jint y, jobject dst) { 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkRegion* rgn = GetSkRegion(env, region); 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dst) 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project rgn->translate(x, y, GetSkRegion(env, dst)); 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project rgn->translate(x, y); 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 164b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima// Scale the rectangle by given scale and set the reuslt to the dst. 165b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshimastatic void scale_rect(SkIRect* dst, const SkIRect& src, float scale) { 166b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima dst->fLeft = (int)::roundf(src.fLeft * scale); 167b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima dst->fTop = (int)::roundf(src.fTop * scale); 168b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima dst->fRight = (int)::roundf(src.fRight * scale); 169b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima dst->fBottom = (int)::roundf(src.fBottom * scale); 170b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima} 171b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima 172b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima// Scale the region by given scale and set the reuslt to the dst. 173b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima// dest and src can be the same region instance. 174b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshimastatic void scale_rgn(SkRegion* dst, const SkRegion& src, float scale) { 175b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima SkRegion tmp; 176b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima SkRegion::Iterator iter(src); 177b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima 178b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima for (; !iter.done(); iter.next()) { 179b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima SkIRect r; 180b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima scale_rect(&r, iter.rect(), scale); 181b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima tmp.op(r, SkRegion::kUnion_Op); 182b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima } 183b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima dst->swap(tmp); 184b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima} 185b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima 186b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshimastatic void Region_scale(JNIEnv* env, jobject region, jfloat scale, jobject dst) { 187b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima SkRegion* rgn = GetSkRegion(env, region); 188b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima if (dst) 189b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima scale_rgn(GetSkRegion(env, dst), *rgn, scale); 190b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima else 191b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima scale_rgn(rgn, *rgn, scale); 192b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima} 193b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima 194a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic jstring Region_toString(JNIEnv* env, jobject clazz, jlong regionHandle) { 195a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat SkRegion* region = reinterpret_cast<SkRegion*>(regionHandle); 196120856c50a56595c0954ae1bf6f05888386937b9Joe Onorato char* str = region->toString(); 197120856c50a56595c0954ae1bf6f05888386937b9Joe Onorato if (str == NULL) { 198120856c50a56595c0954ae1bf6f05888386937b9Joe Onorato return NULL; 199120856c50a56595c0954ae1bf6f05888386937b9Joe Onorato } 200120856c50a56595c0954ae1bf6f05888386937b9Joe Onorato jstring result = env->NewStringUTF(str); 201120856c50a56595c0954ae1bf6f05888386937b9Joe Onorato free(str); 202120856c50a56595c0954ae1bf6f05888386937b9Joe Onorato return result; 203120856c50a56595c0954ae1bf6f05888386937b9Joe Onorato} 204120856c50a56595c0954ae1bf6f05888386937b9Joe Onorato 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project//////////////////////////////////////////////////////////////////////////////////////////////////////////// 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 207a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic jlong Region_createFromParcel(JNIEnv* env, jobject clazz, jobject parcel) 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (parcel == NULL) { 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NULL; 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2124cb1753ec6e90d7e747880c599dc1c164a568cf3Elliott Hughes 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project android::Parcel* p = android::parcelForJavaObject(env, parcel); 2144cb1753ec6e90d7e747880c599dc1c164a568cf3Elliott Hughes 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkRegion* region = new SkRegion; 2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project size_t size = p->readInt32(); 2175e49b497ae2019586937aae0e8159292363728b5Leon Scroggins III region->readFromMemory(p->readInplace(size), size); 2184cb1753ec6e90d7e747880c599dc1c164a568cf3Elliott Hughes 219a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return reinterpret_cast<jlong>(region); 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 222a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic jboolean Region_writeToParcel(JNIEnv* env, jobject clazz, jlong regionHandle, jobject parcel) 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 224a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat const SkRegion* region = reinterpret_cast<SkRegion*>(regionHandle); 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (parcel == NULL) { 226a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return JNI_FALSE; 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2284cb1753ec6e90d7e747880c599dc1c164a568cf3Elliott Hughes 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project android::Parcel* p = android::parcelForJavaObject(env, parcel); 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 231ca79cf69d09efa0c327e9b1237d86a119aea5da7Derek Sollenberger size_t size = region->writeToMemory(NULL); 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p->writeInt32(size); 233ca79cf69d09efa0c327e9b1237d86a119aea5da7Derek Sollenberger region->writeToMemory(p->writeInplace(size)); 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 235a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return JNI_TRUE; 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project//////////////////////////////////////////////////////////////////////////////////////////////////////////// 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 240a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic jboolean Region_equals(JNIEnv* env, jobject clazz, jlong r1Handle, jlong r2Handle) 241b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima{ 242a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat const SkRegion *r1 = reinterpret_cast<SkRegion*>(r1Handle); 243a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat const SkRegion *r2 = reinterpret_cast<SkRegion*>(r2Handle); 244a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return boolTojboolean(*r1 == *r2); 245b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima} 246b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima 247b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima//////////////////////////////////////////////////////////////////////////////////////////////////////////// 248b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstruct RgnIterPair { 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkRegion fRgn; // a copy of the caller's region 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkRegion::Iterator fIter; // an iterator acting upon the copy (fRgn) 2524cb1753ec6e90d7e747880c599dc1c164a568cf3Elliott Hughes 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project RgnIterPair(const SkRegion& rgn) : fRgn(rgn) { 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // have our iterator reference our copy (fRgn), so we know it will be 2559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // unchanged for the lifetime of the iterator 2569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project fIter.reset(fRgn); 2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 2599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 260a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic jlong RegionIter_constructor(JNIEnv* env, jobject, jlong regionHandle) 2619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 262a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat const SkRegion* region = reinterpret_cast<SkRegion*>(regionHandle); 2634cb1753ec6e90d7e747880c599dc1c164a568cf3Elliott Hughes SkASSERT(region); 264a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return reinterpret_cast<jlong>(new RgnIterPair(*region)); 2659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 267a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic void RegionIter_destructor(JNIEnv* env, jobject, jlong pairHandle) 2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 269a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat RgnIterPair* pair = reinterpret_cast<RgnIterPair*>(pairHandle); 2709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(pair); 2719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project delete pair; 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 274a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhatstatic jboolean RegionIter_next(JNIEnv* env, jobject, jlong pairHandle, jobject rectObject) 2759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 276a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat RgnIterPair* pair = reinterpret_cast<RgnIterPair*>(pairHandle); 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // the caller has checked that rectObject is not nul 2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(pair); 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(rectObject); 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!pair->fIter.done()) { 2829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::irect_to_jrect(pair->fIter.rect(), env, rectObject); 2839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project pair->fIter.next(); 284a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return JNI_TRUE; 2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 286a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat return JNI_FALSE; 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project//////////////////////////////////////////////////////////////////////////////////////////////////////////// 2909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29176f6a86de25e1bf74717e047e55fd44b089673f3Daniel Micaystatic const JNINativeMethod gRegionIterMethods[] = { 292a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat { "nativeConstructor", "(J)J", (void*)RegionIter_constructor }, 293a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat { "nativeDestructor", "(J)V", (void*)RegionIter_destructor }, 294a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat { "nativeNext", "(JLandroid/graphics/Rect;)Z", (void*)RegionIter_next } 2959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29776f6a86de25e1bf74717e047e55fd44b089673f3Daniel Micaystatic const JNINativeMethod gRegionMethods[] = { 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // these are static methods 299a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat { "nativeConstructor", "()J", (void*)Region_constructor }, 300a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat { "nativeDestructor", "(J)V", (void*)Region_destructor }, 301a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat { "nativeSetRegion", "(JJ)V", (void*)Region_setRegion }, 302a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat { "nativeSetRect", "(JIIII)Z", (void*)Region_setRect }, 303a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat { "nativeSetPath", "(JJJ)Z", (void*)Region_setPath }, 304a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat { "nativeGetBounds", "(JLandroid/graphics/Rect;)Z", (void*)Region_getBounds }, 305a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat { "nativeGetBoundaryPath", "(JJ)Z", (void*)Region_getBoundaryPath }, 306a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat { "nativeOp", "(JIIIII)Z", (void*)Region_op0 }, 307a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat { "nativeOp", "(JLandroid/graphics/Rect;JI)Z", (void*)Region_op1 }, 308a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat { "nativeOp", "(JJJI)Z", (void*)Region_op2 }, 3099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // these are methods that take the java region object 3109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "isEmpty", "()Z", (void*)Region_isEmpty }, 3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "isRect", "()Z", (void*)Region_isRect }, 3129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "isComplex", "()Z", (void*)Region_isComplex }, 3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "contains", "(II)Z", (void*)Region_contains }, 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "quickContains", "(IIII)Z", (void*)Region_quickContains }, 3159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "quickReject", "(IIII)Z", (void*)Region_quickRejectIIII }, 3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "quickReject", "(Landroid/graphics/Region;)Z", (void*)Region_quickRejectRgn }, 317b10f138e125b5656e810901d14c5f956ff5d9b64Mitsuru Oshima { "scale", "(FLandroid/graphics/Region;)V", (void*)Region_scale }, 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "translate", "(IILandroid/graphics/Region;)V", (void*)Region_translate }, 319a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat { "nativeToString", "(J)Ljava/lang/String;", (void*)Region_toString }, 3209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // parceling methods 321a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat { "nativeCreateFromParcel", "(Landroid/os/Parcel;)J", (void*)Region_createFromParcel }, 322a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat { "nativeWriteToParcel", "(JLandroid/os/Parcel;)Z", (void*)Region_writeToParcel }, 323a0398430fcf365fba6e42ad0bdca2fbf45ed6fe0Ashok Bhat { "nativeEquals", "(JJ)Z", (void*)Region_equals }, 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint register_android_graphics_Region(JNIEnv* env) 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 328ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe jclass clazz = FindClassOrDie(env, "android/graphics/Region"); 3294cb1753ec6e90d7e747880c599dc1c164a568cf3Elliott Hughes 330ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe gRegion_nativeInstanceFieldID = GetFieldIDOrDie(env, clazz, "mNativeRegion", "J"); 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 332ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe RegisterMethodsOrDie(env, "android/graphics/Region", gRegionMethods, NELEM(gRegionMethods)); 333ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe return RegisterMethodsOrDie(env, "android/graphics/RegionIterator", gRegionIterMethods, 334ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe NELEM(gRegionIterMethods)); 3359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 336fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown 337fbf097732137a32930d151f7ba6816a5b870c32aJeff BrownSkRegion* android_graphics_Region_getSkRegion(JNIEnv* env, jobject regionObj) { 338fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown return GetSkRegion(env, regionObj); 339fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown} 340fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown 341fbf097732137a32930d151f7ba6816a5b870c32aJeff Brown} // namespace android 342