9f735d298a
Previously it used TabActivity which has been deprecated and no longer works. bug: 29045104 Change-Id: I207f0208b6dba47adfa0ffe7485800d1561af617
73 lines
1.8 KiB
Java
73 lines
1.8 KiB
Java
/*
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* (c)Copyright 2011 Google, Inc
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*/
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package com.widevine.demo;
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import android.widget.ImageButton;
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import android.view.MotionEvent;
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import android.content.Context;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.graphics.Canvas;
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import android.graphics.Rect;
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public class ClipImageView extends ImageButton {
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private boolean touchedDown;
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private float touchX, touchY, radius;
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private boolean radiusInc;
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private Bitmap selectCircle;
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public ClipImageView(Context ctxt) {
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super(ctxt);
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touchedDown = false;
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BitmapFactory.Options options = new BitmapFactory.Options();
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options.inDither = true;
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selectCircle = BitmapFactory.decodeResource(getResources(), R.drawable.selection_circle,
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options);
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}
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@Override
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public boolean onTouchEvent(MotionEvent e) {
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if (e.getAction() == MotionEvent.ACTION_DOWN) {
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touchX = e.getX();
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touchY = e.getY();
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radius = 60;
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radiusInc = false;
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touchedDown = true;
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} else if (e.getAction() == MotionEvent.ACTION_UP) {
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touchedDown = false;
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}
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// return true;
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return super.onTouchEvent(e);
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}
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@Override
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protected void onDraw(Canvas canvas) {
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super.onDraw(canvas);
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if (touchedDown) {
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canvas.drawBitmap(selectCircle, null, new Rect((int) (touchX - radius),
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(int) (touchY - radius), (int) (touchX + radius),
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(int) (touchY + radius)), null);
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if (radiusInc) {
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radius += 5;
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}
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else {
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radius -= 5;
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}
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if (radius >= 60 || radius <= 0) {
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radiusInc = !radiusInc;
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}
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}
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invalidate();
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}
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}
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