Add simple dialog curtain
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/*
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* Copyright (C) 2015 Hippo Seven
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.hippo.scene;
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import android.animation.Animator;
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import android.animation.AnimatorSet;
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import android.animation.ObjectAnimator;
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import android.animation.PropertyValuesHolder;
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import android.support.annotation.NonNull;
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import android.view.View;
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import android.view.ViewTreeObserver;
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import com.hippo.animation.ArgbEvaluator;
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import com.hippo.animation.SimpleAnimatorListener;
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import com.hippo.util.AssertUtils;
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import com.hippo.util.ViewUtils;
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import java.util.HashSet;
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import java.util.Set;
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public class SimpleDialogCurtain extends Curtain {
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private static long ANIMATE_TIME = 500L;
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private int mStartX;
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private int mStartY;
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private AnimatorSet mAnimatorSet;
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public SimpleDialogCurtain() {
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this(0, 0);
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}
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public SimpleDialogCurtain(int startX, int startY) {
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mStartX = startX;
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mStartY = startY;
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}
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@Override
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public void open(@NonNull final Scene enter, @NonNull final Scene exit) {
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AssertUtils.assertInstanceof("SimpleDialogCurtain should only use for SimpleDialog.", enter, SimpleDialog.class);
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final SimpleDialog enterDialog = (SimpleDialog) enter;
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final Set<Animator> animatorCollection = new HashSet<>();
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// Handle background
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int bgColor = enter.getBackgroundColor();
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int startBgColor = bgColor & 0xffffff;
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enter.setBackgroundColor(startBgColor);
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ObjectAnimator colorAnim = ObjectAnimator.ofInt(enter, "backgroundColor", bgColor);
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colorAnim.setEvaluator(ArgbEvaluator.getInstance());
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colorAnim.setDuration(ANIMATE_TIME);
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animatorCollection.add(colorAnim);
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final View mFrame = enterDialog.getFrame();
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AssertUtils.assertNotNull("Frame view must not be null.", mFrame);
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ViewUtils.setVisibility(mFrame, View.INVISIBLE);
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mFrame.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
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@Override
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public void onGlobalLayout() {
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ViewUtils.removeOnGlobalLayoutListener(mFrame.getViewTreeObserver(), this);
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int endLeft = mFrame.getLeft();
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int endTop = mFrame.getTop();
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int endRight = mFrame.getRight();
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int endBottom = mFrame.getBottom();
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int startLeft;
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int startTop;
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int startRight;
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int startBottom;
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if (mStartX == 0 && mStartY == 0) {
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int[] center = new int[2];
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enterDialog.getCenterLocation(center);
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startLeft = center[0];
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startTop = center[1];
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startRight = center[0];
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startBottom = center[1];
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} else {
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startLeft = mStartX;
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startTop = mStartY;
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startRight = mStartX;
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startBottom = mStartY;
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}
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// TODO should start from frame edge when it is out of frame
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PropertyValuesHolder leftPvh = PropertyValuesHolder.ofInt("drawLeft", startLeft, endLeft);
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PropertyValuesHolder topPvh = PropertyValuesHolder.ofInt("drawTop", startTop, endTop);
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PropertyValuesHolder rightPvh = PropertyValuesHolder.ofInt("drawRight", startRight, endRight);
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PropertyValuesHolder bottomPvh = PropertyValuesHolder.ofInt("drawBottom", startBottom, endBottom);
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ObjectAnimator anim = ObjectAnimator.ofPropertyValuesHolder(mFrame, leftPvh, topPvh, rightPvh, bottomPvh);
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anim.setDuration(ANIMATE_TIME);
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animatorCollection.add(anim);
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mAnimatorSet = new AnimatorSet();
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mAnimatorSet.playTogether(animatorCollection);
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mAnimatorSet.addListener(new SimpleAnimatorListener() {
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@Override
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public void onAnimationStart(Animator animation) {
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ViewUtils.setVisibility(mFrame, View.VISIBLE);
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}
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@Override
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public void onAnimationEnd(Animator animation) {
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dispatchOpenFinished(enter, exit);
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mAnimatorSet = null;
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}
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});
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mAnimatorSet.start();
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}
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});
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}
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@Override
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public void close(@NonNull final Scene enter, @NonNull final Scene exit) {
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AssertUtils.assertInstanceof("SimpleDialogCurtain should only use for SimpleDialog.", exit, SimpleDialog.class);
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final SimpleDialog exitDialog = (SimpleDialog) exit;
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final Set<Animator> animatorCollection = new HashSet<>();
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// Handle background
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int bgColor = enter.getBackgroundColor();
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int endBgColor = bgColor & 0xffffff;
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ObjectAnimator colorAnim = ObjectAnimator.ofInt(exit, "backgroundColor", endBgColor);
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colorAnim.setEvaluator(ArgbEvaluator.getInstance());
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colorAnim.setDuration(ANIMATE_TIME);
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animatorCollection.add(colorAnim);
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final View mFrame = exitDialog.getFrame();
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AssertUtils.assertNotNull("Frame view must not be null.", mFrame);
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int startLeft = mFrame.getLeft();
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int startTop = mFrame.getTop();
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int startRight = mFrame.getRight();
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int startBottom = mFrame.getBottom();
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int endLeft;
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int endTop;
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int endRight;
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int endBottom;
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if (mStartX == 0 && mStartY == 0) {
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int[] center = new int[2];
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exitDialog.getCenterLocation(center);
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endLeft = center[0];
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endTop = center[1];
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endRight = center[0];
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endBottom = center[1];
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} else {
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endLeft = mStartX;
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endTop = mStartY;
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endRight = mStartX;
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endBottom = mStartY;
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}
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PropertyValuesHolder leftPvh = PropertyValuesHolder.ofInt("drawLeft", startLeft, endLeft);
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PropertyValuesHolder topPvh = PropertyValuesHolder.ofInt("drawTop", startTop, endTop);
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PropertyValuesHolder rightPvh = PropertyValuesHolder.ofInt("drawRight", startRight, endRight);
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PropertyValuesHolder bottomPvh = PropertyValuesHolder.ofInt("drawBottom", startBottom, endBottom);
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ObjectAnimator anim = ObjectAnimator.ofPropertyValuesHolder(mFrame, leftPvh, topPvh, rightPvh, bottomPvh);
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anim.setDuration(ANIMATE_TIME);
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animatorCollection.add(anim);
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mAnimatorSet = new AnimatorSet();
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mAnimatorSet.playTogether(animatorCollection);
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mAnimatorSet.addListener(new SimpleAnimatorListener() {
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@Override
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public void onAnimationEnd(Animator animation) {
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dispatchCloseFinished(enter, exit);
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mAnimatorSet = null;
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}
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});
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mAnimatorSet.start();
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}
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@Override
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public void endAnimation() {
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if (mAnimatorSet != null) {
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mAnimatorSet.end();
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}
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}
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@Override
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public boolean isInAnimation() {
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return mAnimatorSet != null;
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}
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}
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