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Code Issues Pull Requests Releases Wiki Activity

Great Update to the source

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This commit is contained in:
Vlad Mihalachi
2014-09-25 14:19:23 +02:00
parent ec5645c2a4
commit 276b831ceb
382 changed files with 21651 additions and 3801 deletions
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50
libraries/FloatingActionButton/src/com/faizmalkani/floatingactionbutton/DirectionScrollListener.java Normal file
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package com.faizmalkani.floatingactionbutton;
import android.view.View;
import android.widget.AbsListView;
class DirectionScrollListener implements AbsListView.OnScrollListener {
private static final int DIRECTION_CHANGE_THRESHOLD = 1;
private final FloatingActionButton mFloatingActionButton;
private int mPrevPosition;
private int mPrevTop;
private boolean mUpdated;
DirectionScrollListener(FloatingActionButton floatingActionButton) {
mFloatingActionButton = floatingActionButton;
}
@Override
public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount, int totalItemCount) {
final View topChild = view.getChildAt(0);
int firstViewTop = 0;
if (topChild != null) {
firstViewTop = topChild.getTop();
}
boolean goingDown;
boolean changed = true;
if (mPrevPosition == firstVisibleItem) {
final int topDelta = mPrevTop - firstViewTop;
goingDown = firstViewTop < mPrevTop;
changed = Math.abs(topDelta) > DIRECTION_CHANGE_THRESHOLD;
} else {
goingDown = firstVisibleItem > mPrevPosition;
}
if (changed && mUpdated) {
if(goingDown)
mFloatingActionButton.hideFab();
else
mFloatingActionButton.showFab();
}
mPrevPosition = firstVisibleItem;
mPrevTop = firstViewTop;
mUpdated = true;
}
@Override
public void onScrollStateChanged(AbsListView view, int scrollState) {
}
}

145
libraries/FloatingActionButton/src/com/faizmalkani/floatingactionbutton/FloatingActionButton.java Normal file
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package com.faizmalkani.floatingactionbutton;
import android.animation.ObjectAnimator;
import android.annotation.SuppressLint;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Point;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.util.AttributeSet;
import android.util.DisplayMetrics;
import android.view.Display;
import android.view.MotionEvent;
import android.view.View;
import android.view.WindowManager;
import android.view.animation.AccelerateInterpolator;
import android.view.animation.DecelerateInterpolator;
import android.widget.AbsListView;
public class FloatingActionButton extends View
{
Context _context;
Paint mButtonPaint, mDrawablePaint;
Bitmap mBitmap;
int mScreenHeight;
float currentY;
boolean mHidden = false;
ObjectAnimator mShowAnimation;
ObjectAnimator mHideAnimation;
public FloatingActionButton(Context context, AttributeSet attributeSet)
{
super(context, attributeSet);
_context = context;
init(Color.WHITE);
}
@SuppressLint("NewApi")
public FloatingActionButton(Context context)
{
super(context);
_context = context;
init(Color.WHITE);
}
public void setColor(int fabColor)
{
init(fabColor);
}
public void setDrawable(Drawable fabDrawable)
{
mBitmap = ((BitmapDrawable) fabDrawable).getBitmap();
invalidate();
}
public void init(int fabColor)
{
setWillNotDraw(false);
this.setLayerType(View.LAYER_TYPE_SOFTWARE, null);
mButtonPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
mButtonPaint.setColor(fabColor);
mButtonPaint.setStyle(Paint.Style.FILL);
mButtonPaint.setShadowLayer(10.0f, 0.0f, 3.5f, Color.argb(100, 0, 0, 0));
mDrawablePaint = new Paint(Paint.ANTI_ALIAS_FLAG);
invalidate();
WindowManager mWindowManager = (WindowManager) _context.getSystemService(Context.WINDOW_SERVICE);
Display display = mWindowManager.getDefaultDisplay();
Point size = new Point();
display.getSize(size);
mScreenHeight = size.y;
mShowAnimation = ObjectAnimator.ofFloat(this, "Y", currentY);
mHideAnimation = ObjectAnimator.ofFloat(this, "Y", mScreenHeight);
}
@Override
protected void onDraw(Canvas canvas)
{
setClickable(true);
canvas.drawCircle(getWidth()/2, getHeight()/2,(float) (getWidth()/2.6), mButtonPaint);
canvas.drawBitmap(mBitmap, (getWidth() - mBitmap.getWidth()) / 2, (getHeight() - mBitmap.getHeight()) / 2, mDrawablePaint);
}
@Override
public boolean onTouchEvent(MotionEvent event)
{
if(event.getAction() == MotionEvent.ACTION_UP)
{
setAlpha(1.0f);
}
else if(event.getAction() == MotionEvent.ACTION_DOWN)
{
setAlpha(0.6f);
}
return super.onTouchEvent(event);
}
public int dpToPx(int dp)
{
DisplayMetrics displayMetrics = getContext().getResources().getDisplayMetrics();
return Math.round(dp * (displayMetrics.xdpi / DisplayMetrics.DENSITY_DEFAULT));
}
public void hideFab()
{
if(!mHidden && mShowAnimation != null && !mShowAnimation.isRunning())
{
currentY = getY();
mHideAnimation = ObjectAnimator.ofFloat(this, "Y", mScreenHeight);
mHideAnimation.setInterpolator(new AccelerateInterpolator());
mHideAnimation.start();
mHidden = true;
}
}
public void showFab()
{
if(mHidden && mHideAnimation != null && !mHideAnimation.isRunning())
{
mShowAnimation = ObjectAnimator.ofFloat(this, "Y", currentY);
mShowAnimation.setInterpolator(new DecelerateInterpolator());
mShowAnimation.start();
mHidden = false;
}
}
public boolean isHidden(){
return mHidden;
}
public void listenTo(AbsListView listView) {
if (null != listView) {
listView.setOnScrollListener(new DirectionScrollListener(this));
}
}
}