Mercurial > hg > ristipolku

comparison game/IDMButton.java @ 162:e8eeac403e5f

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Backed out changeset fb33d3796942
author Matti Hamalainen <ccr@tnsp.org>
date Thu, 01 Dec 2016 14:33:25 +0200
parents src/IDMButton.java@fb33d3796942
children dda7152d2402
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161:fb33d3796942 162:e8eeac403e5f
1 /*
2 * Ristipolku IDM button widget
3 * (C) Copyright 2011 Matti 'ccr' Hämäläinen <ccr@tnsp.org>
4 */
5 package game;
6
7 import java.awt.*;
8 import java.awt.event.*;
9 import java.awt.image.*;
10 import java.awt.geom.*;
11 import javax.imageio.*;
12 import java.io.*;
13
14
15 public class IDMButton extends IDMWidget
16 {
17 enum State { FOCUSED, PRESSED, NORMAL }
18 State state;
19 static BufferedImage imgUp, imgPressed;
20 Font font;
21 FontMetrics metrics;
22 String text;
23 boolean active;
24
25 public IDMButton(IDMPoint pos, int keyCode, Font font, String text)
26 {
27 super(pos);
28 loadImages();
29 setSize(imgUp.getWidth(), imgUp.getHeight());
30
31 this.font = font;
32 this.keyCode = keyCode;
33 this.text = text;
34
35 state = State.NORMAL;
36 active = false;
37 }
38
39 public IDMButton(float x, float y, int keyCode, Font font, String text)
40 {
41 this(new IDMPoint(x, y), keyCode, font, text);
42 }
43
44 private static void loadImages()
45 {
46 if (imgUp != null && imgPressed != null)
47 return;
48
49 try
50 {
51 ResourceLoader res = new ResourceLoader("graphics/button1_up.png");
52 imgUp = ImageIO.read(res.getStream());
53
54 res = new ResourceLoader("graphics/button1_down.png");
55 imgPressed = ImageIO.read(res.getStream());
56 }
57 catch (IOException e)
58 {
59 System.out.print(e.getMessage());
60 }
61 }
62
63 public void scale()
64 {
65 }
66
67 public void paint(Graphics2D g)
68 {
69 BufferedImage img;
70 int xoffs, yoffs;
71
72 if (state == State.PRESSED)
73 {
74 img = imgPressed;
75 xoffs = yoffs = 5;
76 }
77 else
78 {
79 xoffs = yoffs = 0;
80 img = imgUp;
81 }
82
83 if (metrics == null)
84 metrics = g.getFontMetrics(font);
85
86 int textWidth = metrics.stringWidth(text);
87 g.drawImage(img, getScaledX() + xoffs, getScaledY() + yoffs, null);
88
89 g.setFont(font);
90 g.setPaint(Color.black);
91 g.drawString(text,
92 getScaledX() + xoffs + (getScaledWidth() - textWidth) / 2,
93 getScaledY() + yoffs + getScaledHeight() / 2);
94 }
95
96
97 public boolean mousePressed(MouseEvent e)
98 {
99 state = State.PRESSED;
100 active = true;
101 return true;
102 }
103
104 public boolean mouseReleased(MouseEvent e)
105 {
106 boolean oldActive = active;
107 super.mouseReleased(e);
108 state = State.NORMAL;
109 active = false;
110 return oldActive;
111 }
112
113 public boolean mouseEntered(MouseEvent e)
114 {
115 if (active)
116 {
117 state = State.PRESSED;
118 return true;
119 }
120 else
121 return false;
122 }
123
124 public boolean mouseExited(MouseEvent e)
125 {
126 if (active)
127 {
128 state = State.NORMAL;
129 return true;
130 }
131 else
132 return false;
133 }
134 }