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/*
* Copyright (C) 2011 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 com.android.settings.drawable;
import android.graphics.Canvas;
import android.graphics.ColorFilter;
import android.graphics.Rect;
import android.graphics.Region;
import android.graphics.drawable.Drawable;
import android.view.View;
import com.android.internal.util.Preconditions;
/**
* Base wrapper that delegates all calls to another {@link Drawable}. The
* wrapped {@link Drawable} <em>must</em> be fully released from any
* {@link View} before wrapping, otherwise internal {@link Drawable.Callback}
* may be dropped.
*/
public class DrawableWrapper extends Drawable implements Drawable.Callback {
private final Drawable mDrawable;
public DrawableWrapper(Drawable drawable) {
mDrawable = Preconditions.checkNotNull(drawable);
mDrawable.setCallback(this);
}
@Override
public void draw(Canvas canvas) {
mDrawable.draw(canvas);
}
@Override
public void setBounds(int left, int top, int right, int bottom) {
super.setBounds(left, top, right, bottom);
mDrawable.setBounds(left, top, right, bottom);
}
@Override
public void setChangingConfigurations(int configs) {
mDrawable.setChangingConfigurations(configs);
}
@Override
public int getChangingConfigurations() {
return mDrawable.getChangingConfigurations();
}
@Override
public void setDither(boolean dither) {
mDrawable.setDither(dither);
}
@Override
public void setFilterBitmap(boolean filter) {
mDrawable.setFilterBitmap(filter);
}
@Override
public void setAlpha(int alpha) {
mDrawable.setAlpha(alpha);
}
@Override
public void setColorFilter(ColorFilter cf) {
mDrawable.setColorFilter(cf);
}
@Override
public boolean isStateful() {
return mDrawable.isStateful();
}
@Override
public boolean setState(final int[] stateSet) {
return mDrawable.setState(stateSet);
}
@Override
public int[] getState() {
return mDrawable.getState();
}
@Override
public void jumpToCurrentState() {
mDrawable.jumpToCurrentState();
}
@Override
public Drawable getCurrent() {
return mDrawable.getCurrent();
}
@Override
public boolean setVisible(boolean visible, boolean restart) {
return super.setVisible(visible, restart) || mDrawable.setVisible(visible, restart);
}
@Override
public int getOpacity() {
return mDrawable.getOpacity();
}
@Override
public Region getTransparentRegion() {
return mDrawable.getTransparentRegion();
}
@Override
public int getIntrinsicWidth() {
return mDrawable.getIntrinsicWidth();
}
@Override
public int getIntrinsicHeight() {
return mDrawable.getIntrinsicHeight();
}
@Override
public int getMinimumWidth() {
return mDrawable.getMinimumWidth();
}
@Override
public int getMinimumHeight() {
return mDrawable.getMinimumHeight();
}
@Override
public boolean getPadding(Rect padding) {
return mDrawable.getPadding(padding);
}
/** {@inheritDoc} */
public void invalidateDrawable(Drawable who) {
invalidateSelf();
}
/** {@inheritDoc} */
public void scheduleDrawable(Drawable who, Runnable what, long when) {
scheduleSelf(what, when);
}
/** {@inheritDoc} */
public void unscheduleDrawable(Drawable who, Runnable what) {
unscheduleSelf(what);
}
}
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