| /* |
| * Copyright (C) 2014 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.systemui.statusbar; |
| |
| import android.content.Context; |
| import android.graphics.Canvas; |
| import android.graphics.Rect; |
| import android.graphics.drawable.AnimatedVectorDrawable; |
| import android.graphics.drawable.Drawable; |
| import android.os.SystemClock; |
| import android.util.AttributeSet; |
| import android.view.Choreographer; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.view.ViewRootImpl; |
| import android.widget.Button; |
| import com.android.systemui.R; |
| import com.android.systemui.statusbar.stack.NotificationStackScrollLayout; |
| |
| public class DismissViewButton extends Button { |
| private AnimatedVectorDrawable mAnimatedDismissDrawable; |
| private final Drawable mStaticDismissDrawable; |
| private Drawable mActiveDrawable; |
| |
| public DismissViewButton(Context context) { |
| this(context, null); |
| } |
| |
| public DismissViewButton(Context context, AttributeSet attrs) { |
| this(context, attrs, 0); |
| } |
| |
| public DismissViewButton(Context context, AttributeSet attrs, int defStyleAttr) { |
| this(context, attrs, defStyleAttr, 0); |
| } |
| |
| public DismissViewButton(Context context, AttributeSet attrs, int defStyleAttr, |
| int defStyleRes) { |
| super(context, attrs, defStyleAttr, defStyleRes); |
| mAnimatedDismissDrawable = (AnimatedVectorDrawable) getContext().getResources().getDrawable( |
| R.drawable.dismiss_all_shape_animation).mutate(); |
| mAnimatedDismissDrawable.setCallback(this); |
| mAnimatedDismissDrawable.setBounds(0, |
| 0, |
| mAnimatedDismissDrawable.getIntrinsicWidth(), |
| mAnimatedDismissDrawable.getIntrinsicHeight()); |
| mStaticDismissDrawable = getContext().getResources().getDrawable( |
| R.drawable.dismiss_all_shape); |
| mStaticDismissDrawable.setBounds(0, |
| 0, |
| mStaticDismissDrawable.getIntrinsicWidth(), |
| mStaticDismissDrawable.getIntrinsicHeight()); |
| mStaticDismissDrawable.setCallback(this); |
| mActiveDrawable = mStaticDismissDrawable; |
| } |
| |
| @Override |
| protected void onDraw(Canvas canvas) { |
| super.onDraw(canvas); |
| canvas.save(); |
| int drawableHeight = mActiveDrawable.getBounds().height(); |
| boolean isRtl = (getLayoutDirection() == View.LAYOUT_DIRECTION_RTL); |
| int dx = isRtl ? getWidth() / 2 + drawableHeight / 2 : getWidth() / 2 - drawableHeight / 2; |
| canvas.translate(dx, getHeight() / 2.0f + drawableHeight / |
| 2.0f); |
| canvas.scale(isRtl ? -1.0f : 1.0f, -1.0f); |
| mActiveDrawable.draw(canvas); |
| canvas.restore(); |
| } |
| |
| @Override |
| public boolean performClick() { |
| if (!mAnimatedDismissDrawable.isRunning()) { |
| mActiveDrawable = mAnimatedDismissDrawable; |
| mAnimatedDismissDrawable.start(); |
| } |
| return super.performClick(); |
| } |
| |
| @Override |
| protected boolean verifyDrawable(Drawable who) { |
| return super.verifyDrawable(who) |
| || who == mAnimatedDismissDrawable |
| || who == mStaticDismissDrawable; |
| } |
| |
| @Override |
| public boolean hasOverlappingRendering() { |
| return false; |
| } |
| |
| /** |
| * This method returns the drawing rect for the view which is different from the regular |
| * drawing rect, since we layout all children in the {@link NotificationStackScrollLayout} at |
| * position 0 and usually the translation is neglected. The standard implementation doesn't |
| * account for translation. |
| * |
| * @param outRect The (scrolled) drawing bounds of the view. |
| */ |
| @Override |
| public void getDrawingRect(Rect outRect) { |
| super.getDrawingRect(outRect); |
| float translationX = ((ViewGroup) mParent).getTranslationX(); |
| float translationY = ((ViewGroup) mParent).getTranslationY(); |
| outRect.left += translationX; |
| outRect.right += translationX; |
| outRect.top += translationY; |
| outRect.bottom += translationY; |
| } |
| |
| public void showButton() { |
| mActiveDrawable = mStaticDismissDrawable; |
| invalidate(); |
| } |
| |
| /** |
| * @return Whether the button is currently static and not being animated. |
| */ |
| public boolean isButtonStatic() { |
| return mActiveDrawable == mStaticDismissDrawable; |
| } |
| } |