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1
4 package demo.sharededitor.controls;
5
6 import java.awt.BasicStroke  ;
7 import java.awt.Color ;
8 import java.awt.Image ;
9 import java.awt.Stroke ;
10 import java.awt.event.KeyEvent ;
11 import java.awt.event.KeyListener ;
12 import java.awt.event.MouseEvent ;
13
14 import javax.swing.event.MouseInputAdapter ;
15
16 import demo.sharededitor.events.IListListener;
17 import demo.sharededitor.models.BaseObject;
18 import demo.sharededitor.models.ObjectManager;
19 import demo.sharededitor.ui.IFontable;
20 import demo.sharededitor.ui.ITexturable;
21 import demo.sharededitor.ui.Renderer;
22
23 public final class Dispatcher extends MouseInputAdapter implements KeyListener
24 {
25 private ObjectManager objmgr;
26
27 private transient Renderer renderer;
28
29 private transient int lx;
30
31 private transient int ly;
32
33 private transient Image texture;
34
35 private transient String drawTool;
36
37 private transient Color foreground;
38
39 private transient Color background;
40
41 private transient int fillstyle;
42
43 private transient Stroke stroke;
44
45 private transient String fontName;
46
47 private transient int fontSize;
48
49 public Dispatcher(ObjectManager objects, Renderer renderer)
50 {
51 this.renderer = renderer;
52 this.renderer.addMouseListener(this);
53 this.renderer.addMouseMotionListener(this);
54 this.renderer.addKeyListener(this);
55
56 this.objmgr = objects;
57 this.objmgr.addListener((IListListener) this.renderer);
58 }
59
60 public synchronized void mousePressed(MouseEvent e)
61 {
62 this.renderer.requestFocusInWindow();
63 int x = e.getX();
64 int y = e.getY();
65 trackXY(x, y);
66
67 if (objmgr.canGrabAt(x, y))
68 objmgr.grabAt(x, y, !e.isControlDown());
69 else
70 {
71 BaseObject obj = objmgr.create(x, y, this.drawTool);
72 obj.setFillStyle(this.fillstyle);
73 obj.setForeground(this.foreground);
74 obj.setBackground(this.background);
75 obj.setStroke(this.stroke);
76 if ((obj instanceof ITexturable)
77 && (BaseObject.FILLSTYLE_TEXTURED == fillstyle))
78 {
79 ITexturable to = (ITexturable) obj;
80 to.setTexture(this.texture);
81 }
82
83 if (obj instanceof IFontable)
84 {
85 IFontable fo = (IFontable) obj;
86 fo.setFontInfo(this.fontName, this.fontSize, "");
87 }
88 }
89 }
90
91 public synchronized void mouseDragged(MouseEvent e)
92 {
93 if (objmgr.lastGrabbed() == null)
94 return;
95
96 int x = e.getX();
97 int y = e.getY();
98 BaseObject current = objmgr.lastGrabbed();
99
100 if (current.isAnchorGrabbed()) current.resize(x, y);
101 else current.move(x - lx, y - ly);
102
103 trackXY(x, y);
104 }
105
106 public synchronized void mouseClicked(MouseEvent e)
107 {
108 BaseObject current = objmgr.grabAt(e.getX(), e.getY(), !e.isControlDown());
109 if (current != null)
110 {
111 switch(e.getClickCount())
112 {
113 case 1:
114 current.selectAction(true);
115 break;
116 case 2:
117 current.alternateSelectAction(true);
118 break;
119 }
120 }
121 trackXY(e.getX(), e.getY());
122 }
123
124 public synchronized void mouseMoved(MouseEvent e)
125 {
126 trackXY(e.getX(), e.getY());
127 }
128
129 public synchronized void mouseReleased(MouseEvent e)
130 {
131 trackXY(e.getX(), e.getY());
132 BaseObject current = objmgr.lastGrabbed();
133 if ((current != null) && current.isTransient())
134 {
135 objmgr.deleteSelection();
136 objmgr.selectAllWithin(current);
137 }
138 }
139
140 public synchronized void keyPressed(KeyEvent e)
141 {
142 processCommand(e);
143 }
144
145 public synchronized void keyTyped(KeyEvent e)
146 {
147 processCommand(e);
148 }
149
150 public synchronized void keyReleased(KeyEvent e)
151 {
152 }
154
155 private void processCommand(KeyEvent e)
156 {
157 if (KeyEvent.KEY_TYPED == e.getID())
158 {
159 if ("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxy1234567890!@#$%^&*() _+=-`~[]\\{}|:;'?/><,.\""
160 .indexOf(e.getKeyChar()) != -1) sendCharToObject(e.getKeyChar());
161 }
162 else
163 {
164 int keyCode = e.getKeyCode();
165 if (e.isControlDown())
166 {
167 switch (keyCode)
168 {
169 case KeyEvent.VK_BACK_SPACE:
170 this.objmgr.deleteSelection();
171 break;
172 case KeyEvent.VK_I:
173 this.objmgr.invertSelection();
174 break;
175 case KeyEvent.VK_A:
176 this.objmgr.toggleSelection();
177 break;
178 }
179 }
180 else
181 {
182 switch (keyCode)
183 {
184 case KeyEvent.VK_BACK_SPACE:
185 sendKeyToObject(keyCode);
186 break;
187 case KeyEvent.VK_DELETE:
188 this.objmgr.deleteSelection();
189 break;
190 case KeyEvent.VK_ENTER:
191 case KeyEvent.VK_ESCAPE:
192 this.objmgr.clearSelection();
193 break;
194 }
195 }
196 }
197 }
198
199 private void sendCharToObject(char c)
200 {
201 BaseObject current = objmgr.lastGrabbed();
202 if ((current != null) && (current instanceof IFontable))
203 {
204 ((IFontable) current).appendToText(c);
205 }
208 }
209
210 private void sendKeyToObject(int keyCode)
211 {
212 BaseObject current = objmgr.lastGrabbed();
213 if ((current != null)
214 && (current instanceof IFontable))
215 {
216 String text = ((IFontable) current).getText();
217 if (text.length() == 0) return;
218 ((IFontable) current).setText(text.substring(0, text.length() - 1));
219 }
220 }
221
222 private void trackXY(int x, int y)
223 {
224 lx = x;
225 ly = y;
226 }
227
228 public synchronized void setDrawTool(String name)
229 {
230 this.renderer.requestFocusInWindow();
231 this.drawTool = name;
232 }
233
234 public synchronized void setTexture(Image texture)
235 {
236 this.renderer.requestFocusInWindow();
237 this.texture = texture;
238 BaseObject current = objmgr.lastGrabbed();
239 if ((current != null)
240 && (current instanceof ITexturable)
241 && (BaseObject.FILLSTYLE_TEXTURED == fillstyle))
242 ((ITexturable) current).setTexture(texture);
243 }
244
245 public synchronized void setFontName(String fontName)
246 {
247 this.renderer.requestFocusInWindow();
248 this.fontName = fontName;
249 BaseObject current = objmgr.lastGrabbed();
250 if ((current != null)
251 && (current instanceof IFontable))
252 ((IFontable) current).setFontName(fontName);
253 }
254
255 public synchronized void setFontSize(int fontSize)
256 {
257 this.renderer.requestFocusInWindow();
258 this.fontSize = fontSize;
259 BaseObject current = objmgr.lastGrabbed();
260 if ((current != null)
261 && (current instanceof IFontable))
262 ((IFontable) current).setFontSize(fontSize);
263 }
264
265 public synchronized void setFillStyle(int fillstyle)
266 {
267 this.renderer.requestFocusInWindow();
268 this.fillstyle = fillstyle;
269 }
270
271 public synchronized void setStroke(Stroke stroke)
272 {
273 this.renderer.requestFocusInWindow();
274 this.stroke = stroke;
275 BaseObject current = objmgr.lastGrabbed();
276 if (current != null) current.setStroke(stroke);
277 }
278
279 public synchronized void setForeground(Color foreground)
280 {
281 this.renderer.requestFocusInWindow();
282 this.foreground = foreground;
283 BaseObject current = objmgr.lastGrabbed();
284 if (current != null) current.setForeground(foreground);
285 }
286
287 public synchronized void setBackground(Color background)
288 {
289 this.renderer.requestFocusInWindow();
290 this.background = background;
291 BaseObject current = objmgr.lastGrabbed();
292 if (current != null) current.setBackground(background);
293 }
294 }
295 |
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