| /* |
| * Copyright (C) 2006 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; |
| |
| import android.annotation.ColorInt; |
| import android.annotation.NonNull; |
| |
| /** |
| * A color filter that can be used to tint the source pixels using a single |
| * color and a specific {@link PorterDuff Porter-Duff composite mode}. |
| */ |
| public class PorterDuffColorFilter extends ColorFilter { |
| private int mColor; |
| private PorterDuff.Mode mMode; |
| |
| /** |
| * Create a color filter that uses the specified color and Porter-Duff mode. |
| * |
| * @param color The ARGB source color used with the specified Porter-Duff mode |
| * @param mode The porter-duff mode that is applied |
| * |
| * @see Color |
| * @see #setColor(int) |
| * @see #setMode(android.graphics.PorterDuff.Mode) |
| */ |
| public PorterDuffColorFilter(@ColorInt int color, @NonNull PorterDuff.Mode mode) { |
| mColor = color; |
| mMode = mode; |
| update(); |
| } |
| |
| /** |
| * Returns the ARGB color used to tint the source pixels when this filter |
| * is applied. |
| * |
| * @see Color |
| * @see #setColor(int) |
| * |
| * @hide |
| */ |
| public int getColor() { |
| return mColor; |
| } |
| |
| /** |
| * Specifies the color to tint the source pixels with when this color |
| * filter is applied. |
| * |
| * @param color An ARGB {@link Color color} |
| * |
| * @see Color |
| * @see #getColor() |
| * @see #getMode() |
| * |
| * @hide |
| */ |
| public void setColor(int color) { |
| mColor = color; |
| update(); |
| } |
| |
| /** |
| * Returns the Porter-Duff mode used to composite this color filter's |
| * color with the source pixel when this filter is applied. |
| * |
| * @see PorterDuff |
| * @see #setMode(android.graphics.PorterDuff.Mode) |
| * |
| * @hide |
| */ |
| public PorterDuff.Mode getMode() { |
| return mMode; |
| } |
| |
| /** |
| * Specifies the Porter-Duff mode to use when compositing this color |
| * filter's color with the source pixel at draw time. |
| * |
| * @see PorterDuff |
| * @see #getMode() |
| * @see #getColor() |
| * |
| * @hide |
| */ |
| public void setMode(@NonNull PorterDuff.Mode mode) { |
| mMode = mode; |
| update(); |
| } |
| |
| private void update() { |
| destroyFilter(native_instance); |
| native_instance = native_CreatePorterDuffFilter(mColor, mMode.nativeInt); |
| } |
| |
| @Override |
| public boolean equals(Object object) { |
| if (this == object) { |
| return true; |
| } |
| if (object == null || getClass() != object.getClass()) { |
| return false; |
| } |
| final PorterDuffColorFilter other = (PorterDuffColorFilter) object; |
| if (mColor != other.mColor || mMode != other.mMode) { |
| return false; |
| } |
| return true; |
| } |
| |
| @Override |
| public int hashCode() { |
| return 31 * mMode.hashCode() + mColor; |
| } |
| |
| private static native long native_CreatePorterDuffFilter(int srcColor, int porterDuffMode); |
| } |