FastBitmapDrawable.java revision 0589f0f66ce498512c6ee47482c649d88294c9d0 
1/*
2 * Copyright (C) 2008 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.launcher2;
18
19import android.graphics.drawable.Drawable;
20import android.graphics.PixelFormat;
21import android.graphics.Bitmap;
22import android.graphics.Canvas;
23import android.graphics.ColorFilter;
24
25class FastBitmapDrawable extends Drawable {
26    private Bitmap mBitmap;
27
28    FastBitmapDrawable(Bitmap b) {
29        mBitmap = b;
30    }
31
32    @Override
33    public void draw(Canvas canvas) {
34        canvas.drawBitmap(mBitmap, 0.0f, 0.0f, null);
35    }
36
37    @Override
38    public int getOpacity() {
39        return PixelFormat.TRANSLUCENT;
40    }
41
42    @Override
43    public void setAlpha(int alpha) {
44    }
45
46    @Override
47    public void setColorFilter(ColorFilter cf) {
48    }
49
50    @Override
51    public int getIntrinsicWidth() {
52        return mBitmap.getWidth();
53    }
54
55    @Override
56    public int getIntrinsicHeight() {
57        return mBitmap.getHeight();
58    }
59
60    @Override
61    public int getMinimumWidth() {
62        return mBitmap.getWidth();
63    }
64
65    @Override
66    public int getMinimumHeight() {
67        return mBitmap.getHeight();
68    }
69
70    public void setBitmap(Bitmap b) {
71        mBitmap = b;
72    }
73
74    public Bitmap getBitmap() {
75        return mBitmap;
76    }
77}
78