1/*
2 * Copyright (C) 2011 The Android Open Source Project
3 *
4 * Licensed under the Eclipse Public License, Version 1.0 (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.eclipse.org/org/documents/epl-v10.php
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 */
16package com.android.assetstudiolib;
17
18import com.android.assetstudiolib.Util.Effect;
19import com.android.assetstudiolib.Util.FillEffect;
20
21import java.awt.Color;
22import java.awt.Graphics2D;
23import java.awt.Rectangle;
24import java.awt.image.BufferedImage;
25
26/**
27 * Generate icons for the action bar
28 */
29public class ActionBarIconGenerator extends GraphicGenerator {
30
31    /** Creates a new {@link ActionBarIconGenerator} */
32    public ActionBarIconGenerator() {
33    }
34
35    @Override
36    public BufferedImage generate(GraphicGeneratorContext context, Options options) {
37        ActionBarOptions actionBarOptions = (ActionBarOptions) options;
38        Rectangle iconSizeMdpi = new Rectangle(0, 0, 32, 32);
39        Rectangle targetRectMdpi = actionBarOptions.sourceIsClipart
40                ? new Rectangle(0, 0, 32, 32)
41                : new Rectangle(4, 4, 24, 24);
42        final float scaleFactor = GraphicGenerator.getMdpiScaleFactor(options.density);
43        Rectangle imageRect = Util.scaleRectangle(iconSizeMdpi, scaleFactor);
44        Rectangle targetRect = Util.scaleRectangle(targetRectMdpi, scaleFactor);
45        BufferedImage outImage = Util.newArgbBufferedImage(imageRect.width, imageRect.height);
46        Graphics2D g = (Graphics2D) outImage.getGraphics();
47
48        BufferedImage tempImage = Util.newArgbBufferedImage(
49                imageRect.width, imageRect.height);
50        Graphics2D g2 = (Graphics2D) tempImage.getGraphics();
51        Util.drawCenterInside(g2, options.sourceImage, targetRect);
52
53        if (actionBarOptions.theme == Theme.HOLO_LIGHT) {
54            Util.drawEffects(g, tempImage, 0, 0, new Effect[] {
55                    new FillEffect(new Color(0x333333), 0.6),
56            });
57        } else {
58            assert actionBarOptions.theme == Theme.HOLO_DARK;
59            Util.drawEffects(g, tempImage, 0, 0, new Effect[] {
60                    new FillEffect(new Color(0xFFFFFF), 0.8)
61            });
62        }
63
64        g.dispose();
65        g2.dispose();
66
67        return outImage;
68    }
69
70    /** Options specific to generating action bar icons */
71    public static class ActionBarOptions extends GraphicGenerator.Options {
72        /** The theme to generate icons for */
73        public Theme theme = Theme.HOLO_LIGHT;
74
75        /** Whether or not the source image is a clipart source */
76        public boolean sourceIsClipart = false;
77    }
78
79    /** The themes to generate action bar icons for */
80    public enum Theme {
81        /** Theme.Holo - a dark (and default) version of the Honeycomb theme */
82        HOLO_DARK,
83
84        /** Theme.HoloLight - a light version of the Honeycomb theme */
85        HOLO_LIGHT;
86    }
87}
88