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31 package org.objectweb.proactive.examples.doctor;
32
33 import java.awt.Dimension  ;
34 import java.awt.Font ;
35 import java.awt.FontMetrics ;
36 import java.awt.Graphics ;
37
38 public class DisplayPanel extends javax.swing.JPanel implements Runnable {
39
40 Dimension prefSize;
41 int patState[], docState[];
42 int nPat, nDoc;
43 public java.awt.Color wellOn,sickOn,cureOn,patColor, docColor;
44 Thread blinking;
45 boolean on;
46
47
48 public DisplayPanel() {
49 prefSize = new java.awt.Dimension (200, 200);
50 patState = new int[Office.MAX_PAT];
51 docState = new int[Office.MAX_DOC];
52 nPat = nDoc = 0;
53
54 wellOn = new java.awt.Color (0, 255, 0);
55 sickOn = new java.awt.Color (255, 0, 0);
56 cureOn = new java.awt.Color (0, 0, 255);
57
58 patColor = new java.awt.Color (0, 64, 0);
59 docColor = new java.awt.Color (0, 0, 64);
60
61 on = true;
62 blinking = new Thread (this);
63 blinking.start();
64 }
65
66
67 public void run() {
68 while (true) {
69 try {
70 Thread.sleep(400);
71 } catch (InterruptedException e) {
72 }
73 on = (!on);
74 repaint();
75 }
76 }
77
78
79 public Dimension getPreferredSize() {
80 Graphics g = getGraphics();
81
82 FontMetrics fm = g.getFontMetrics();
83 int wP = fm.stringWidth("Patient " + Office.MAX_PAT);
84 int wD = fm.stringWidth("Doctor " + Office.MAX_DOC);
85 int h = fm.getAscent();
86
87 return new Dimension (130 + wP + wD + h, 80 + (h + 10) * (Office.NB_PAT - 1));
88 }
89
90
91 public Dimension getMinimumSize() {
92 return new Dimension (100, 100);
93 }
94
95
96 protected void paintComponent(java.awt.Graphics g) {
97 super.paintComponent(g);
98 int i, w, h;
99
100 java.awt.Font oldF = g.getFont();
101 java.awt.Dimension size = getSize();
102 g.setFont(new Font ("Monospaced", Font.BOLD, 14));
103 java.awt.FontMetrics fm = g.getFontMetrics();
104 w = fm.stringWidth("The Doctor's Office");
105 g.drawString("The Doctor's Office", (size.width - w) / 2, 20);
106 g.setFont(oldF);
107
108 java.awt.Color bg = getBackground();
109
110 fm = g.getFontMetrics();
111 w = fm.stringWidth("Patient " + Office.MAX_PAT);
112 h = fm.getAscent();
113
114 for (i = 0; i < nDoc; i++) {
115 if (docState[i] != Office.DOC_UNDEF) {
116 int p = docState[i] - 1;
117 g.setColor(bg);
118 g.fillOval(60 + w, 50 + (h + 10) * p - h, h, h);
119 g.drawLine(60 + w + h, 50 + (h + 10) * p - (h / 2), 80 + w, 50 + (h + 10) * p - (h / 2));
120 g.fillOval(80 + w, 50 + (h + 10) * p - h, h, h);
121 g.drawString("Doctor " + (i + 1), 90 + w + h, 50 + (h + 10) * p);
122 docState[i] = Office.DOC_UNDEF;
123 }
124 }
125
126 for (i = 0; i < nPat; i++) {
127 g.setColor(patColor);
128 g.drawString("Patient " + (i + 1), 50, 50 + (h + 10) * i);
129
130 switch (patState[i]) {
131 case Office.PAT_WELL:
132 case Office.PAT_SICK:
133 g.setColor((patState[i] == Office.PAT_WELL)?wellOn:sickOn);
134 g.fillOval(60 + w, 50 + (h + 10) * i - h, h, h);
135 break;
136
137 default:
138 g.setColor(on?cureOn:bg);
139 g.fillOval(60 + w, 50 + (h + 10) * i - h, h, h);
140 g.drawLine(60 + w + h, 50 + (h + 10) * i - (h / 2), 80 + w, 50 + (h + 10) * i - (h / 2));
141 g.fillOval(80 + w, 50 + (h + 10) * i - h, h, h);
142
143 g.setColor(docColor);
144 g.drawString("Doctor " + patState[i], 90 + w + h, 50 + (h + 10) * i);
145 break;
146 }
147 }
148 }
149
150
151 public void setPatState(int pat, int state) {
152 patState[pat - 1] = state;
153 repaint();
154 }
155
156
157 public void setDocFinished(int doc, int patient) {
158 docState[doc - 1] = patient;
159 repaint();
160 }
161
162
163 public void addDoctor(int ps) {
164 docState[ps - 1] = Office.DOC_UNDEF;
165 nDoc++;
166 repaint();
167 }
168
169
170 public void addPatient(int ps) {
171 patState[ps - 1] = Office.PAT_WELL;
172 nPat++;
173 repaint();
174 }
175 }
176
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