core/jni/android/graphics/CanvasProperty.cpp

/*
 * Copyright (C) 20014 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "jni.h"
#include "GraphicsJNI.h"
#include "Paint.h"
#include <core_jni_helpers.h>

#include <utils/RefBase.h>
#include <CanvasProperty.h>

namespace android {

#ifdef USE_OPENGL_RENDERER
static const bool kUseOpenGLRenderer = true;
#else
static const bool kUseOpenGLRenderer = false;
#endif

using namespace uirenderer;

static jlong createFloat(JNIEnv* env, jobject clazz, jfloat initialValue) {
    return reinterpret_cast<jlong>(new CanvasPropertyPrimitive(initialValue));
}

static jlong createPaint(JNIEnv* env, jobject clazz, jlong paintPtr) {
    const Paint* paint = reinterpret_cast<const Paint*>(paintPtr);
    return reinterpret_cast<jlong>(new CanvasPropertyPaint(*paint));
}

// ----------------------------------------------------------------------------
// JNI Glue
// ----------------------------------------------------------------------------

static JNINativeMethod gMethods[] = {
    { "nCreateFloat", "(F)J", (void*) createFloat },
    { "nCreatePaint", "(J)J", (void*) createPaint },
};

int register_android_graphics_CanvasProperty(JNIEnv* env) {
    if (kUseOpenGLRenderer) {
        return RegisterMethodsOrDie(env, "android/graphics/CanvasProperty", gMethods,
                                    NELEM(gMethods));
    }
    return 0;
}

}; // namespace android