1 /* TextWithWaterLevel.java
2 Copyright (C) 2012 Red Hat, Inc.
3 
4 This file is part of IcedTea.
5 
6 IcedTea is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2, or (at your option)
9 any later version.
10 
11 IcedTea is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 General Public License for more details.
15 
16 You should have received a copy of the GNU General Public License
17 along with IcedTea; see the file COPYING.  If not, write to the
18 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
19 02110-1301 USA.
20 
21 Linking this library statically or dynamically with other modules is
22 making a combined work based on this library.  Thus, the terms and
23 conditions of the GNU General Public License cover the whole
24 combination.
25 
26 As a special exception, the copyright holders of this library give you
27 permission to link this library with independent modules to produce an
28 executable, regardless of the license terms of these independent
29 modules, and to copy and distribute the resulting executable under
30 terms of your choice, provided that you also meet, for each linked
31 independent module, the terms and conditions of the license of that
32 module.  An independent module is a module which is not derived from
33 or based on this library.  If you modify this library, you may extend
34 this exception to your version of the library, but you are not
35 obligated to do so.  If you do not wish to do so, delete this
36 exception statement from your version. */
37 package net.sourceforge.jnlp.splashscreen.impls.defaultsplashscreen2012;
38 
39 import java.awt.Polygon;
40 import java.awt.Color;
41 import java.awt.Font;
42 import java.awt.FontMetrics;
43 import java.awt.Graphics2D;
44 import java.awt.Point;
45 import java.awt.RenderingHints;
46 import java.awt.image.BufferedImage;
47 import java.util.Random;
48 
49 public class TextWithWaterLevel extends TextOutlineRenderer {
50 
51     private Color waterColor;
52     private Color bgColor;
53     private int percentageOfWater;
54     private Random sea = new Random();
55     //set to null befor getBackground if waving is needed
56     //or create new TWL ;)
57     private Polygon cachedPolygon;
58 
TextWithWaterLevel(String s, Font f)59     public TextWithWaterLevel(String s, Font f) {
60         super(f, s);
61         waterColor = Color.BLUE;
62         bgColor = Color.white;
63 
64     }
65 
getFutureSize()66     protected Point getFutureSize() {
67         BufferedImage bi = new BufferedImage(10, 10, BufferedImage.TYPE_INT_ARGB);
68         FontMetrics fm = bi.createGraphics().getFontMetrics(getFont());
69         int w = fm.stringWidth(getText());
70         int h = fm.getHeight();
71         return new Point(w, h);
72     }
73 
getBackground()74     public BufferedImage getBackground() {
75         Point p = getFutureSize();
76         int w = p.x;
77         int h = p.y;
78         if (w <= 0 || h <= 0) {
79             return null;
80         }
81         BufferedImage bi = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);
82         Graphics2D g2d = bi.createGraphics();
83         g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
84         g2d.setColor(bgColor);
85         g2d.fillRect(0, 0, w, h);
86         if (cachedPolygon == null) {
87             int level = (h * percentageOfWater) / 100;
88             int waveHeight = 10;
89             int waveLength = 20;
90             if (level > waveHeight / 2 + 1) {
91                 NatCubic line = new NatCubic();
92                 int x = 0;
93                 while (x < w + 2 * waveLength) {
94                     line.addPoint(x, h - level - waveHeight / 2 - sea.nextInt(waveHeight));
95                     x = x + waveLength;
96                 }
97                 cachedPolygon = line.calcualteResult();
98                 cachedPolygon.addPoint(w, h);
99                 cachedPolygon.addPoint(0, h);
100             }
101         }
102         g2d.setColor(waterColor);
103         if (cachedPolygon != null) {
104             g2d.fillPolygon(cachedPolygon);
105         }
106         //line.paint(g2d);
107         //FlodFill.floodFill(bi, waterColor, new Point(1, h - 1));
108         return bi;
109     }
110 
getCachedPolygon()111     public Polygon getCachedPolygon() {
112         return cachedPolygon;
113     }
114 
setCachedPolygon(Polygon cachedPolygon)115     public void setCachedPolygon(Polygon cachedPolygon) {
116         this.cachedPolygon = cachedPolygon;
117     }
118 
119     @Override
cutTo(Graphics2D g2, int x, int y)120     public void cutTo(Graphics2D g2, int x, int y) {
121         if (this.getImg() == null) {
122             this.setImg(getBackground());
123         }
124         if (this.getImg() == null) {
125             return;
126         }
127         g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
128         g2.setFont(getFont());
129         g2.setColor(getTextOutline());
130         g2.drawString(getText(), x, y - 2);
131         g2.drawString(getText(), x, y + 2);
132         g2.drawString(getText(), x - 2, y);
133         g2.drawString(getText(), x + 2, y);
134         //sorry, cuted text have disturbed borders
135         super.cutTo(g2, x, y);
136     }
137 
138     /**
139      * @return the waterColor
140      */
getWaterColor()141     public Color getWaterColor() {
142         return waterColor;
143     }
144 
145     /**
146      * @param waterColor the waterColor to set
147      */
setWaterColor(Color waterColor)148     public void setWaterColor(Color waterColor) {
149         this.waterColor = waterColor;
150     }
151 
152     /**
153      * @return the bgColor
154      */
getBgColor()155     public Color getBgColor() {
156         return bgColor;
157     }
158 
159     /**
160      * @param bgColor the bgColor to set
161      */
setBgColor(Color bgColor)162     public void setBgColor(Color bgColor) {
163         this.bgColor = bgColor;
164     }
165 
166     /**
167      * @return the percentageOfWater
168      */
getPercentageOfWater()169     public int getPercentageOfWater() {
170         return percentageOfWater;
171     }
172 
173     /**
174      * @param percentageOfWater the percentageOfWater to set
175      */
setPercentageOfWater(int percentageOfWater)176     public void setPercentageOfWater(int percentageOfWater) {
177         this.percentageOfWater = percentageOfWater;
178     }
179 }
180