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/*
* Copyright (C) 2008 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.camera;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Rect;
import android.graphics.drawable.Drawable;
import android.util.AttributeSet;
import android.widget.ImageView;
public class GalleryPickerItem extends ImageView {
private Drawable mFrame;
private Rect mFrameBounds = new Rect();
private Drawable mOverlay;
public GalleryPickerItem(Context context) {
this(context, null);
}
public GalleryPickerItem(Context context, AttributeSet attrs) {
this(context, attrs, 0);
}
public GalleryPickerItem(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
mFrame = getResources().getDrawable(R.drawable.frame_gallery_preview);
mFrame.setCallback(this);
}
@Override
protected boolean verifyDrawable(Drawable who) {
return super.verifyDrawable(who) || (who == mFrame) || (who == mOverlay);
}
@Override
protected void drawableStateChanged() {
super.drawableStateChanged();
if (mFrame != null) {
int[] drawableState = getDrawableState();
mFrame.setState(drawableState);
}
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
final Rect frameBounds = mFrameBounds;
if (frameBounds.isEmpty()) {
final int w = getWidth();
final int h = getHeight();
frameBounds.set(0, 0, w, h);
mFrame.setBounds(frameBounds);
if (mOverlay != null) {
mOverlay.setBounds(w - mOverlay.getIntrinsicWidth(),
h - mOverlay.getIntrinsicHeight(), w, h);
}
}
mFrame.draw(canvas);
if (mOverlay != null) {
mOverlay.draw(canvas);
}
}
@Override
protected void onSizeChanged(int w, int h, int oldw, int oldh) {
super.onSizeChanged(w, h, oldw, oldh);
mFrameBounds.setEmpty();
}
public void setOverlay(int overlayId) {
if (overlayId >= 0) {
mOverlay = getResources().getDrawable(overlayId);
mFrameBounds.setEmpty();
} else {
mOverlay = null;
}
}
}
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