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Code Issues Releases Wiki Activity

Wrapper for background drawables: NonScalingBackgroundDrawable

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Sebastian Kaspari 2010-03-17 21:51:05 +01:00
parent f84804bea7
commit c89acdb4bc
1 changed files with 89 additions and 0 deletions
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src/org/yaaic/layout/NonScalingBackgroundDrawable.java Normal file
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/*
Yaaic - Yet Another Android IRC Client
Copyright 2009-2010 Sebastian Kaspari
This file is part of Yaaic.
Yaaic is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Yaaic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Yaaic. If not, see <http://www.gnu.org/licenses/>.
*/
package org.yaaic.layout;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.ColorFilter;
import android.graphics.drawable.Drawable;
import android.view.View;
/**
* Wrapper for background drawables that should not be scaled
*
* @author Sebastian Kaspari <sebastian@yaaic.org>
*/
public class NonScalingBackgroundDrawable extends Drawable {
private View view;
private Drawable drawable;
/**
* Create a new non scaling background drawable
*
* @param context
* @param view
* @param resource
*/
public NonScalingBackgroundDrawable(Context context, View view, int resource)
{
this.view = view;
this.drawable = context.getResources().getDrawable(resource);
}
/**
* Draw the background drawable
*/
public void draw(Canvas canvas)
{
int left = (view.getWidth() / 2) - (drawable.getIntrinsicWidth() / 2);
int top = (view.getHeight() / 2) - (drawable.getIntrinsicHeight() / 2);
int right = left + drawable.getIntrinsicWidth();
int bottom = top + drawable.getIntrinsicHeight();
drawable.setBounds(left, top, right, bottom);
drawable.draw(canvas);
}
/**
* Get the opacity
*/
public int getOpacity()
{
return drawable.getOpacity();
}
/**
* Set the alpha
*/
public void setAlpha(int alpha)
{
drawable.setAlpha(alpha);
}
/**
* Set the color filter
*/
public void setColorFilter(ColorFilter cf)
{
drawable.setColorFilter(cf);
}
}