b3061e82eb
Test: CanvasTest#testHwBitmapShaderInSwCanvas1, CanvasTest#testHwBitmapShaderInSwCanvas2 CanvasTest#testDrawHwBitmapInSwCanvas bug:30999911 Change-Id: Ia8cf4578db160d52a4c56060beb66ed9a58f1eaa
73 lines
2.8 KiB
Java
73 lines
2.8 KiB
Java
/*
|
|
* Copyright (C) 2007 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.
|
|
*/
|
|
|
|
package android.graphics;
|
|
|
|
/** A subclass of shader that returns the composition of two other shaders, combined by
|
|
an {@link android.graphics.Xfermode} subclass.
|
|
*/
|
|
public class ComposeShader extends Shader {
|
|
|
|
private int mPorterDuffMode;
|
|
final Shader mShaderA;
|
|
final Shader mShaderB;
|
|
|
|
/** Create a new compose shader, given shaders A, B, and a combining mode.
|
|
When the mode is applied, it will be given the result from shader A as its
|
|
"dst", and the result from shader B as its "src".
|
|
@param shaderA The colors from this shader are seen as the "dst" by the mode
|
|
@param shaderB The colors from this shader are seen as the "src" by the mode
|
|
@param mode The mode that combines the colors from the two shaders. If mode
|
|
is null, then SRC_OVER is assumed.
|
|
*/
|
|
public ComposeShader(Shader shaderA, Shader shaderB, Xfermode mode) {
|
|
this(shaderA, shaderB, mode.porterDuffMode);
|
|
}
|
|
|
|
/** Create a new compose shader, given shaders A, B, and a combining PorterDuff mode.
|
|
When the mode is applied, it will be given the result from shader A as its
|
|
"dst", and the result from shader B as its "src".
|
|
@param shaderA The colors from this shader are seen as the "dst" by the mode
|
|
@param shaderB The colors from this shader are seen as the "src" by the mode
|
|
@param mode The PorterDuff mode that combines the colors from the two shaders.
|
|
*/
|
|
public ComposeShader(Shader shaderA, Shader shaderB, PorterDuff.Mode mode) {
|
|
this(shaderA, shaderB, mode.nativeInt);
|
|
}
|
|
|
|
private ComposeShader(Shader shaderA, Shader shaderB, int nativeMode) {
|
|
mShaderA = shaderA;
|
|
mShaderB = shaderB;
|
|
mPorterDuffMode = nativeMode;
|
|
init(nativeCreate(shaderA.getNativeInstance(), shaderB.getNativeInstance(),
|
|
nativeMode));
|
|
}
|
|
|
|
/**
|
|
* @hide
|
|
*/
|
|
@Override
|
|
protected Shader copy() {
|
|
final ComposeShader copy = new ComposeShader(
|
|
mShaderA.copy(), mShaderB.copy(), mPorterDuffMode);
|
|
copyLocalMatrix(copy);
|
|
return copy;
|
|
}
|
|
|
|
private static native long nativeCreate(long native_shaderA, long native_shaderB,
|
|
int porterDuffMode);
|
|
}
|