CanvasProperty.cpp revision 52244fff29042926e21fa897ef5ab11148e35299 
1/*
2 * Copyright (C) 20014 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#include "jni.h"
18#include "GraphicsJNI.h"
19#include <android_runtime/AndroidRuntime.h>
20
21#include <utils/VirtualLightRefBase.h>
22#include <CanvasProperty.h>
23
24namespace android {
25
26using namespace uirenderer;
27
28#ifdef USE_OPENGL_RENDERER
29
30static jlong incRef(VirtualLightRefBase* ptr) {
31    ptr->incStrong(0);
32    return reinterpret_cast<jlong>(ptr);
33}
34
35static jlong createFloat(JNIEnv* env, jobject clazz, jfloat initialValue) {
36    return incRef(new CanvasPropertyPrimitive(initialValue));
37}
38
39static jlong createPaint(JNIEnv* env, jobject clazz, jlong paintPtr) {
40    const SkPaint* paint = reinterpret_cast<const SkPaint*>(paintPtr);
41    return incRef(new CanvasPropertyPaint(*paint));
42}
43
44static void unref(JNIEnv* env, jobject clazz, jlong containerPtr) {
45    reinterpret_cast<VirtualLightRefBase*>(containerPtr)->decStrong(0);
46}
47
48#endif
49
50// ----------------------------------------------------------------------------
51// JNI Glue
52// ----------------------------------------------------------------------------
53
54const char* const kClassPathName = "android/graphics/CanvasProperty";
55
56static JNINativeMethod gMethods[] = {
57#ifdef USE_OPENGL_RENDERER
58    { "nCreateFloat", "(F)J", (void*) createFloat },
59    { "nCreatePaint", "(J)J", (void*) createPaint },
60    { "nUnref", "(J)V", (void*) unref },
61#endif
62};
63
64int register_android_graphics_CanvasProperty(JNIEnv* env) {
65    return AndroidRuntime::registerNativeMethods(env, kClassPathName, gMethods, NELEM(gMethods));
66}
67
68}; // namespace android
69