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package com.vk.dialogsample.widget.expandable;
import android.animation.Animator;
import android.animation.ObjectAnimator;
import android.animation.TimeInterpolator;
import android.animation.ValueAnimator;
import android.annotation.TargetApi;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.drawable.Drawable;
import android.util.AttributeSet;
import android.util.Log;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.view.animation.AccelerateDecelerateInterpolator;
import com.vk.dialogsample.R;
public class ExpandableBarLayout extends ViewGroup {
private static final int ANIMATION_DURATION = 400;
private static final int SCRIM_MAX_OPACITY = 102;
private View mBackgroundView;
private View mExpandButton;
private View mExpandPanel;
private VoidFloat mListener;
private VoidFBool mOpenListener;
private boolean mOpened;
private TimeInterpolator mInterpolator = new AccelerateDecelerateInterpolator();
public ExpandableBarLayout(Context paramContext) {
super(paramContext);
setWillNotDraw(false);
this.mScrimPaint.setColor(Color.BLACK);
this.mScrimPaint.setAlpha(SCRIM_MAX_OPACITY);
}
public ExpandableBarLayout(Context paramContext, AttributeSet paramAttributeSet) {
super(paramContext, paramAttributeSet);
setWillNotDraw(false);
this.mScrimPaint.setColor(Color.BLACK);
this.mScrimPaint.setAlpha(SCRIM_MAX_OPACITY);
}
public ExpandableBarLayout(Context paramContext, AttributeSet paramAttributeSet, int paramInt) {
super(paramContext, paramAttributeSet, paramInt);
setWillNotDraw(false);
this.mScrimPaint.setColor(Color.BLACK);
this.mScrimPaint.setAlpha(SCRIM_MAX_OPACITY);
}
@TargetApi(21)
public ExpandableBarLayout(Context paramContext, AttributeSet paramAttributeSet, int paramInt1, int paramInt2) {
super(paramContext, paramAttributeSet, paramInt1, paramInt2);
setWillNotDraw(false);
this.mScrimPaint.setColor(Color.BLACK);
this.mScrimPaint.setAlpha(SCRIM_MAX_OPACITY);
}
private final Paint mScrimPaint = new Paint();
private Drawable mShadow = getResources().getDrawable(R.drawable.bg_search_expand_shadow);
@Override
protected void onFinishInflate() {
super.onFinishInflate();
Log.d("ExpandableBarLayout", "onFinishInflate()");
this.mBackgroundView = getChildAt(0);
this.mExpandButton = getChildAt(1);
this.mExpandPanel = getChildAt(2);
if (this.mExpandPanel != null) {
this.mExpandButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
toggle();
}
});
// this.mExpandButton.setOnClickListener(ExpandableBarLayout..Lambda.1.lambdaFactory$(this))
}
}
public boolean hasOverlappingRendering() {
return false;
}
public boolean hasTransientState() {
return false;
}
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
Log.d("ExpandableBarLayout", "onMeasure()");
int childMeasureWidth = MeasureSpec.makeMeasureSpec(getMeasuredWidth() - getPaddingLeft() - getPaddingRight(), MeasureSpec.EXACTLY);
int height = getMeasuredHeight() - getPaddingTop() - getPaddingBottom();
if (this.mExpandButton.getLayoutParams().height >= 0) {
this.mExpandButton.measure(childMeasureWidth, MeasureSpec.makeMeasureSpec(this.mExpandButton.getLayoutParams().height, MeasureSpec.EXACTLY));
} else {
this.mExpandButton.measure(childMeasureWidth, MeasureSpec.makeMeasureSpec(this.mExpandButton.getLayoutParams().height, MeasureSpec.AT_MOST));
}
height -= this.mExpandButton.getMeasuredHeight();
if (this.mExpandPanel != null) {
this.mExpandPanel.measure(childMeasureWidth, MeasureSpec.makeMeasureSpec(height, MeasureSpec.AT_MOST));
}
this.mBackgroundView.measure(childMeasureWidth, MeasureSpec.makeMeasureSpec(height, MeasureSpec.EXACTLY));
}
@Override
protected void onLayout(boolean changed,
int l, int t, int r, int b) {
Log.d("ExpandableBarLayout", "onLayout()");
int left = getPaddingLeft();
int top = getPaddingTop();
int buttonBottom = mExpandButton == null ? 0 : mExpandButton.getMeasuredHeight();
if (mBackgroundView != null) {
mBackgroundView.layout(left, buttonBottom, (mBackgroundView.getMeasuredWidth() + left), (mBackgroundView.getMeasuredHeight() + buttonBottom));
}
if ((mExpandPanel != null) && (mExpandPanel.getVisibility() == VISIBLE)) {
mExpandPanel.layout(left, buttonBottom, (mExpandPanel.getMeasuredWidth() + left), (mExpandPanel.getMeasuredHeight() + buttonBottom));
}
if (mExpandButton != null) {
mExpandButton.layout(left, top, (mExpandButton.getMeasuredWidth() + left), buttonBottom);
}
}
@Override
protected void dispatchDraw(Canvas paramCanvas) {
super.dispatchDraw(paramCanvas);
Log.d("ExpandableBarLayout", "dispatchDraw()");
if ((mOpened) && (mExpandPanel != null)) {
int bottom = (int) ((float) mExpandPanel.getBottom() + mExpandPanel.getTranslationY());
paramCanvas.drawRect(0.0f, (float) bottom, (float) getRight(), (float) getBottom(), mScrimPaint);
if (mShadow != null) {
mShadow.setBounds(0, bottom, getWidth(), (mShadow.getIntrinsicHeight() + bottom));
mShadow.draw(paramCanvas);
}
return;
}
if (mShadow != null) {
mShadow.setBounds(0, mExpandButton.getBottom(), getWidth(), (mExpandButton.getBottom() + mShadow.getIntrinsicHeight()));
mShadow.draw(paramCanvas);
}
}
@Override
public boolean dispatchTouchEvent(MotionEvent paramMotionEvent) {
Log.d("ExpandableBarLayout", "dispatchTouchEvent()");
if ((mOpened) && (mExpandPanel != null)) {
int bottom = (int) ((float) mExpandPanel.getBottom() + mExpandPanel.getTranslationY());
if (paramMotionEvent.getY() > (float) bottom) {
if ((paramMotionEvent.getAction() == MotionEvent.ACTION_UP) || (paramMotionEvent.getAction() == MotionEvent.ACTION_CANCEL)) {
closePanel();
return true;
}
}
}
return super.dispatchTouchEvent(paramMotionEvent);
}
@Override
protected boolean drawChild(Canvas paramCanvas, View paramView, long paramLong) {
Log.d("ExpandableBarLayout", "drawChild()");
if ((mOpened) && (paramView == mBackgroundView) && (mExpandPanel != null)) {
int count = paramCanvas.save();
paramCanvas.clipRect(0.0f, ((float) mExpandPanel.getBottom() + mExpandPanel.getTranslationY()), (float) getWidth(), (float) getHeight());
boolean result = super.drawChild(paramCanvas, paramView, paramLong);
paramCanvas.restoreToCount(count);
return result;
}
if (paramView == mExpandPanel) {
int count = paramCanvas.save();
paramCanvas.clipRect(0.0F, mExpandButton.getBottom(), getWidth(), getBottom());
boolean result = super.drawChild(paramCanvas, paramView, paramLong);
paramCanvas.restoreToCount(count);
return result;
}
return super.drawChild(paramCanvas, paramView, paramLong);
}
public void openPanel() {
if (this.mExpandPanel == null) {
return;
}
ObjectAnimator localObjectAnimator = ObjectAnimator.ofFloat(this.mExpandPanel, "translationY", -this.mExpandPanel.getMeasuredHeight(), 0.0F);
localObjectAnimator.setDuration(ANIMATION_DURATION);
localObjectAnimator.setInterpolator(this.mInterpolator);
localObjectAnimator.addListener(new Animator.AnimatorListener() {
@Override
public void onAnimationStart(Animator paramAnonymousAnimator) {
// ExpandableBarLayout.access$002(ExpandableBarLayout.this, true);
mOpenListener.f(true);
ExpandableBarLayout.this.mExpandPanel.setVisibility(VISIBLE);
if (ExpandableBarLayout.this.mOpenListener != null) {
ExpandableBarLayout.this.mOpenListener.f(ExpandableBarLayout.this.mOpened);
}
}
@Override
public void onAnimationCancel(Animator paramAnonymousAnimator) {
}
@Override
public void onAnimationEnd(Animator paramAnonymousAnimator) {
}
@Override
public void onAnimationRepeat(Animator paramAnonymousAnimator) {
}
});
localObjectAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
@Override
public void onAnimationUpdate(ValueAnimator animation) {
mListener.f(animation.getAnimatedFraction());
mOpened = true;
}
});
// localObjectAnimator.addUpdateListener(ExpandableBarLayout..Lambda .2.lambdaFactory$(this))
localObjectAnimator.start();
}
public void closePanel() {
if (this.mExpandPanel == null) {
return;
}
ObjectAnimator animator = ObjectAnimator.ofFloat(this.mExpandPanel, "translationY", 0.0F, -this.mExpandPanel.getMeasuredHeight());
animator.setDuration(ANIMATION_DURATION);
animator.setInterpolator(this.mInterpolator);
animator.addListener(new Animator.AnimatorListener() {
@Override
public void onAnimationCancel(Animator paramAnonymousAnimator) {
// ExpandableBarLayout.access$002(ExpandableBarLayout.this, false);
mOpenListener.f(false);
ExpandableBarLayout.this.mExpandPanel.setVisibility(GONE);
if (ExpandableBarLayout.this.mOpenListener != null) {
ExpandableBarLayout.this.mOpenListener.f(ExpandableBarLayout.this.mOpened);
}
}
@Override
public void onAnimationEnd(Animator paramAnonymousAnimator) {
// ExpandableBarLayout.access$002(ExpandableBarLayout.this, false);
ExpandableBarLayout.this.mExpandPanel.setVisibility(GONE);
if (ExpandableBarLayout.this.mOpenListener != null) {
ExpandableBarLayout.this.mOpenListener.f(ExpandableBarLayout.this.mOpened);
}
}
@Override
public void onAnimationRepeat(Animator paramAnonymousAnimator) {
}
@Override
public void onAnimationStart(Animator paramAnonymousAnimator) {
}
});
animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
@Override
public void onAnimationUpdate(ValueAnimator animation) {
mListener.f(-animation.getAnimatedFraction());
mOpened = false;
}
});
// localObjectAnimator.addUpdateListener(ExpandableBarLayout..Lambda .3.lambdaFactory$(this))
animator.start();
}
public void setOpenListener(VoidFBool paramVoidFBool) {
this.mOpenListener = paramVoidFBool;
}
public void setProgressListener(VoidFloat paramVoidFloat) {
this.mListener = paramVoidFloat;
}
public void toggle() {
if (this.mOpened) {
closePanel();
return;
}
openPanel();
}
public boolean isOpened() {
return this.mOpened;
}
}
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