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42873e30 KL |
1 | /* |
2 | * Jexer - Java Text User Interface | |
3 | * | |
4 | * The MIT License (MIT) | |
5 | * | |
6 | * Copyright (C) 2017 Kevin Lamonte | |
7 | * | |
8 | * Permission is hereby granted, free of charge, to any person obtaining a | |
9 | * copy of this software and associated documentation files (the "Software"), | |
10 | * to deal in the Software without restriction, including without limitation | |
11 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
12 | * and/or sell copies of the Software, and to permit persons to whom the | |
13 | * Software is furnished to do so, subject to the following conditions: | |
14 | * | |
15 | * The above copyright notice and this permission notice shall be included in | |
16 | * all copies or substantial portions of the Software. | |
17 | * | |
18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
21 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | |
23 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | |
24 | * DEALINGS IN THE SOFTWARE. | |
25 | * | |
26 | * @author Kevin Lamonte [kevin.lamonte@gmail.com] | |
27 | * @version 1 | |
28 | */ | |
29 | package jexer.backend; | |
30 | ||
31 | import java.awt.BorderLayout; | |
32 | import java.awt.Color; | |
33 | import java.awt.Font; | |
34 | import java.awt.FontMetrics; | |
35 | import java.awt.Graphics2D; | |
36 | import java.awt.Graphics; | |
37 | import java.awt.Insets; | |
38 | import java.awt.Rectangle; | |
39 | import java.awt.event.ComponentEvent; | |
40 | import java.awt.event.ComponentListener; | |
41 | import java.awt.event.KeyEvent; | |
42 | import java.awt.event.KeyListener; | |
43 | import java.awt.event.MouseEvent; | |
44 | import java.awt.event.MouseListener; | |
45 | import java.awt.event.MouseMotionListener; | |
46 | import java.awt.event.MouseWheelEvent; | |
47 | import java.awt.event.MouseWheelListener; | |
48 | import java.awt.event.WindowEvent; | |
49 | import java.awt.event.WindowListener; | |
50 | import java.awt.geom.Rectangle2D; | |
51 | import java.awt.image.BufferedImage; | |
52 | import java.io.InputStream; | |
53 | import java.util.Date; | |
54 | import java.util.HashMap; | |
55 | import java.util.LinkedList; | |
56 | import java.util.List; | |
57 | import javax.swing.JComponent; | |
58 | import javax.swing.JFrame; | |
59 | import javax.swing.SwingUtilities; | |
60 | ||
61 | import jexer.TKeypress; | |
62 | import jexer.bits.Cell; | |
63 | import jexer.bits.CellAttributes; | |
64 | import jexer.event.TCommandEvent; | |
65 | import jexer.event.TInputEvent; | |
66 | import jexer.event.TKeypressEvent; | |
67 | import jexer.event.TMouseEvent; | |
68 | import jexer.event.TResizeEvent; | |
69 | import static jexer.TCommand.*; | |
70 | import static jexer.TKeypress.*; | |
71 | ||
72 | /** | |
73 | * This Screen backend reads keystrokes and mouse events and draws to either | |
74 | * a Java Swing JFrame (potentially triple-buffered) or a JComponent. | |
75 | * | |
76 | * This class is a bit of an inversion of typical GUI classes. It performs | |
77 | * all of the drawing logic from SwingTerminal (which is not a Swing class), | |
78 | * and uses a SwingComponent wrapper class to call the JFrame or JComponent | |
79 | * methods. | |
80 | */ | |
81 | public final class SwingTerminal extends LogicalScreen | |
82 | implements TerminalReader, | |
83 | ComponentListener, KeyListener, | |
84 | MouseListener, MouseMotionListener, | |
85 | MouseWheelListener, WindowListener { | |
86 | ||
87 | /** | |
88 | * The Swing component or frame to draw to. | |
89 | */ | |
90 | private SwingComponent swing; | |
91 | ||
92 | // ------------------------------------------------------------------------ | |
93 | // Screen ----------------------------------------------------------------- | |
94 | // ------------------------------------------------------------------------ | |
95 | ||
96 | /** | |
97 | * Cursor style to draw. | |
98 | */ | |
99 | public enum CursorStyle { | |
100 | /** | |
101 | * Use an underscore for the cursor. | |
102 | */ | |
103 | UNDERLINE, | |
104 | ||
105 | /** | |
106 | * Use a solid block for the cursor. | |
107 | */ | |
108 | BLOCK, | |
109 | ||
110 | /** | |
111 | * Use an outlined block for the cursor. | |
112 | */ | |
113 | OUTLINE | |
114 | } | |
115 | ||
116 | /** | |
117 | * A cache of previously-rendered glyphs for blinking text, when it is | |
118 | * not visible. | |
119 | */ | |
120 | private HashMap<Cell, BufferedImage> glyphCacheBlink; | |
121 | ||
122 | /** | |
123 | * A cache of previously-rendered glyphs for non-blinking, or | |
124 | * blinking-and-visible, text. | |
125 | */ | |
126 | private HashMap<Cell, BufferedImage> glyphCache; | |
127 | ||
128 | // Colors to map DOS colors to AWT colors. | |
129 | private static Color MYBLACK; | |
130 | private static Color MYRED; | |
131 | private static Color MYGREEN; | |
132 | private static Color MYYELLOW; | |
133 | private static Color MYBLUE; | |
134 | private static Color MYMAGENTA; | |
135 | private static Color MYCYAN; | |
136 | private static Color MYWHITE; | |
137 | private static Color MYBOLD_BLACK; | |
138 | private static Color MYBOLD_RED; | |
139 | private static Color MYBOLD_GREEN; | |
140 | private static Color MYBOLD_YELLOW; | |
141 | private static Color MYBOLD_BLUE; | |
142 | private static Color MYBOLD_MAGENTA; | |
143 | private static Color MYBOLD_CYAN; | |
144 | private static Color MYBOLD_WHITE; | |
145 | ||
146 | /** | |
147 | * When true, all the MYBLACK, MYRED, etc. colors are set. | |
148 | */ | |
149 | private static boolean dosColors = false; | |
150 | ||
151 | /** | |
152 | * Setup Swing colors to match DOS color palette. | |
153 | */ | |
154 | private static void setDOSColors() { | |
155 | if (dosColors) { | |
156 | return; | |
157 | } | |
158 | MYBLACK = new Color(0x00, 0x00, 0x00); | |
159 | MYRED = new Color(0xa8, 0x00, 0x00); | |
160 | MYGREEN = new Color(0x00, 0xa8, 0x00); | |
161 | MYYELLOW = new Color(0xa8, 0x54, 0x00); | |
162 | MYBLUE = new Color(0x00, 0x00, 0xa8); | |
163 | MYMAGENTA = new Color(0xa8, 0x00, 0xa8); | |
164 | MYCYAN = new Color(0x00, 0xa8, 0xa8); | |
165 | MYWHITE = new Color(0xa8, 0xa8, 0xa8); | |
166 | MYBOLD_BLACK = new Color(0x54, 0x54, 0x54); | |
167 | MYBOLD_RED = new Color(0xfc, 0x54, 0x54); | |
168 | MYBOLD_GREEN = new Color(0x54, 0xfc, 0x54); | |
169 | MYBOLD_YELLOW = new Color(0xfc, 0xfc, 0x54); | |
170 | MYBOLD_BLUE = new Color(0x54, 0x54, 0xfc); | |
171 | MYBOLD_MAGENTA = new Color(0xfc, 0x54, 0xfc); | |
172 | MYBOLD_CYAN = new Color(0x54, 0xfc, 0xfc); | |
173 | MYBOLD_WHITE = new Color(0xfc, 0xfc, 0xfc); | |
174 | ||
175 | dosColors = true; | |
176 | } | |
177 | ||
178 | /** | |
179 | * The terminus font resource filename. | |
180 | */ | |
181 | private static final String FONTFILE = "terminus-ttf-4.39/TerminusTTF-Bold-4.39.ttf"; | |
182 | ||
183 | /** | |
184 | * If true, we were successful getting Terminus. | |
185 | */ | |
186 | private boolean gotTerminus = false; | |
187 | ||
188 | /** | |
189 | * If true, we were successful at getting the font dimensions. | |
190 | */ | |
191 | private boolean gotFontDimensions = false; | |
192 | ||
193 | /** | |
194 | * The currently selected font. | |
195 | */ | |
196 | private Font font = null; | |
197 | ||
198 | /** | |
199 | * The currently selected font size in points. | |
200 | */ | |
201 | private int fontSize = 16; | |
202 | ||
203 | /** | |
204 | * Width of a character cell in pixels. | |
205 | */ | |
206 | private int textWidth = 1; | |
207 | ||
208 | /** | |
209 | * Height of a character cell in pixels. | |
210 | */ | |
211 | private int textHeight = 1; | |
212 | ||
213 | /** | |
214 | * Descent of a character cell in pixels. | |
215 | */ | |
216 | private int maxDescent = 0; | |
217 | ||
218 | /** | |
219 | * System-dependent Y adjustment for text in the character cell. | |
220 | */ | |
221 | private int textAdjustY = 0; | |
222 | ||
223 | /** | |
224 | * System-dependent X adjustment for text in the character cell. | |
225 | */ | |
226 | private int textAdjustX = 0; | |
227 | ||
228 | /** | |
229 | * Top pixel absolute location. | |
230 | */ | |
231 | private int top = 30; | |
232 | ||
233 | /** | |
234 | * Left pixel absolute location. | |
235 | */ | |
236 | private int left = 30; | |
237 | ||
238 | /** | |
239 | * The cursor style to draw. | |
240 | */ | |
241 | private CursorStyle cursorStyle = CursorStyle.UNDERLINE; | |
242 | ||
243 | /** | |
244 | * The number of millis to wait before switching the blink from | |
245 | * visible to invisible. | |
246 | */ | |
247 | private long blinkMillis = 500; | |
248 | ||
249 | /** | |
250 | * If true, the cursor should be visible right now based on the blink | |
251 | * time. | |
252 | */ | |
253 | private boolean cursorBlinkVisible = true; | |
254 | ||
255 | /** | |
256 | * The time that the blink last flipped from visible to invisible or | |
257 | * from invisible to visible. | |
258 | */ | |
259 | private long lastBlinkTime = 0; | |
260 | ||
261 | /** | |
262 | * Get the font size in points. | |
263 | * | |
264 | * @return font size in points | |
265 | */ | |
266 | public int getFontSize() { | |
267 | return fontSize; | |
268 | } | |
269 | ||
270 | /** | |
271 | * Set the font size in points. | |
272 | * | |
273 | * @param fontSize font size in points | |
274 | */ | |
275 | public void setFontSize(final int fontSize) { | |
276 | this.fontSize = fontSize; | |
277 | Font newFont = font.deriveFont((float) fontSize); | |
278 | setFont(newFont); | |
279 | } | |
280 | ||
281 | /** | |
282 | * Set to a new font, and resize the screen to match its dimensions. | |
283 | * | |
284 | * @param font the new font | |
285 | */ | |
286 | public void setFont(final Font font) { | |
287 | this.font = font; | |
288 | getFontDimensions(); | |
289 | swing.setFont(font); | |
290 | glyphCacheBlink = new HashMap<Cell, BufferedImage>(); | |
291 | glyphCache = new HashMap<Cell, BufferedImage>(); | |
292 | resizeToScreen(); | |
293 | } | |
294 | ||
295 | /** | |
296 | * Set the font to Terminus, the best all-around font for both CP437 and | |
297 | * ISO8859-1. | |
298 | */ | |
299 | public void getDefaultFont() { | |
300 | try { | |
301 | ClassLoader loader = Thread.currentThread(). | |
302 | getContextClassLoader(); | |
303 | InputStream in = loader.getResourceAsStream(FONTFILE); | |
304 | Font terminusRoot = Font.createFont(Font.TRUETYPE_FONT, in); | |
305 | Font terminus = terminusRoot.deriveFont(Font.PLAIN, fontSize); | |
306 | gotTerminus = true; | |
307 | font = terminus; | |
308 | } catch (Exception e) { | |
309 | e.printStackTrace(); | |
310 | font = new Font(Font.MONOSPACED, Font.PLAIN, fontSize); | |
311 | } | |
312 | ||
313 | setFont(font); | |
314 | } | |
315 | ||
316 | /** | |
317 | * Convert a CellAttributes foreground color to an Swing Color. | |
318 | * | |
319 | * @param attr the text attributes | |
320 | * @return the Swing Color | |
321 | */ | |
322 | private Color attrToForegroundColor(final CellAttributes attr) { | |
323 | if (attr.isBold()) { | |
324 | if (attr.getForeColor().equals(jexer.bits.Color.BLACK)) { | |
325 | return MYBOLD_BLACK; | |
326 | } else if (attr.getForeColor().equals(jexer.bits.Color.RED)) { | |
327 | return MYBOLD_RED; | |
328 | } else if (attr.getForeColor().equals(jexer.bits.Color.BLUE)) { | |
329 | return MYBOLD_BLUE; | |
330 | } else if (attr.getForeColor().equals(jexer.bits.Color.GREEN)) { | |
331 | return MYBOLD_GREEN; | |
332 | } else if (attr.getForeColor().equals(jexer.bits.Color.YELLOW)) { | |
333 | return MYBOLD_YELLOW; | |
334 | } else if (attr.getForeColor().equals(jexer.bits.Color.CYAN)) { | |
335 | return MYBOLD_CYAN; | |
336 | } else if (attr.getForeColor().equals(jexer.bits.Color.MAGENTA)) { | |
337 | return MYBOLD_MAGENTA; | |
338 | } else if (attr.getForeColor().equals(jexer.bits.Color.WHITE)) { | |
339 | return MYBOLD_WHITE; | |
340 | } | |
341 | } else { | |
342 | if (attr.getForeColor().equals(jexer.bits.Color.BLACK)) { | |
343 | return MYBLACK; | |
344 | } else if (attr.getForeColor().equals(jexer.bits.Color.RED)) { | |
345 | return MYRED; | |
346 | } else if (attr.getForeColor().equals(jexer.bits.Color.BLUE)) { | |
347 | return MYBLUE; | |
348 | } else if (attr.getForeColor().equals(jexer.bits.Color.GREEN)) { | |
349 | return MYGREEN; | |
350 | } else if (attr.getForeColor().equals(jexer.bits.Color.YELLOW)) { | |
351 | return MYYELLOW; | |
352 | } else if (attr.getForeColor().equals(jexer.bits.Color.CYAN)) { | |
353 | return MYCYAN; | |
354 | } else if (attr.getForeColor().equals(jexer.bits.Color.MAGENTA)) { | |
355 | return MYMAGENTA; | |
356 | } else if (attr.getForeColor().equals(jexer.bits.Color.WHITE)) { | |
357 | return MYWHITE; | |
358 | } | |
359 | } | |
360 | throw new IllegalArgumentException("Invalid color: " + | |
361 | attr.getForeColor().getValue()); | |
362 | } | |
363 | ||
364 | /** | |
365 | * Convert a CellAttributes background color to an Swing Color. | |
366 | * | |
367 | * @param attr the text attributes | |
368 | * @return the Swing Color | |
369 | */ | |
370 | private Color attrToBackgroundColor(final CellAttributes attr) { | |
371 | if (attr.getBackColor().equals(jexer.bits.Color.BLACK)) { | |
372 | return MYBLACK; | |
373 | } else if (attr.getBackColor().equals(jexer.bits.Color.RED)) { | |
374 | return MYRED; | |
375 | } else if (attr.getBackColor().equals(jexer.bits.Color.BLUE)) { | |
376 | return MYBLUE; | |
377 | } else if (attr.getBackColor().equals(jexer.bits.Color.GREEN)) { | |
378 | return MYGREEN; | |
379 | } else if (attr.getBackColor().equals(jexer.bits.Color.YELLOW)) { | |
380 | return MYYELLOW; | |
381 | } else if (attr.getBackColor().equals(jexer.bits.Color.CYAN)) { | |
382 | return MYCYAN; | |
383 | } else if (attr.getBackColor().equals(jexer.bits.Color.MAGENTA)) { | |
384 | return MYMAGENTA; | |
385 | } else if (attr.getBackColor().equals(jexer.bits.Color.WHITE)) { | |
386 | return MYWHITE; | |
387 | } | |
388 | throw new IllegalArgumentException("Invalid color: " + | |
389 | attr.getBackColor().getValue()); | |
390 | } | |
391 | ||
392 | /** | |
393 | * Figure out what textAdjustX and textAdjustY should be, based on the | |
394 | * location of a vertical bar (to find textAdjustY) and a horizontal bar | |
395 | * (to find textAdjustX). | |
396 | * | |
397 | * @return true if textAdjustX and textAdjustY were guessed at correctly | |
398 | */ | |
399 | private boolean getFontAdjustments() { | |
400 | BufferedImage image = null; | |
401 | ||
402 | // What SHOULD happen is that the topmost/leftmost white pixel is at | |
403 | // position (gr2x, gr2y). But it might also be off by a pixel in | |
404 | // either direction. | |
405 | ||
406 | Graphics2D gr2 = null; | |
407 | int gr2x = 3; | |
408 | int gr2y = 3; | |
409 | image = new BufferedImage(textWidth * 2, textHeight * 2, | |
410 | BufferedImage.TYPE_INT_ARGB); | |
411 | ||
412 | gr2 = image.createGraphics(); | |
413 | gr2.setFont(swing.getFont()); | |
414 | gr2.setColor(java.awt.Color.BLACK); | |
415 | gr2.fillRect(0, 0, textWidth * 2, textHeight * 2); | |
416 | gr2.setColor(java.awt.Color.WHITE); | |
417 | char [] chars = new char[1]; | |
418 | chars[0] = jexer.bits.GraphicsChars.VERTICAL_BAR; | |
419 | gr2.drawChars(chars, 0, 1, gr2x, gr2y + textHeight - maxDescent); | |
420 | gr2.dispose(); | |
421 | ||
422 | for (int x = 0; x < textWidth; x++) { | |
423 | for (int y = 0; y < textHeight; y++) { | |
424 | ||
425 | /* | |
426 | System.err.println("X: " + x + " Y: " + y + " " + | |
427 | image.getRGB(x, y)); | |
428 | */ | |
429 | ||
430 | if ((image.getRGB(x, y) & 0xFFFFFF) != 0) { | |
431 | textAdjustY = (gr2y - y); | |
432 | ||
433 | // System.err.println("textAdjustY: " + textAdjustY); | |
434 | x = textWidth; | |
435 | break; | |
436 | } | |
437 | } | |
438 | } | |
439 | ||
440 | gr2 = image.createGraphics(); | |
441 | gr2.setFont(swing.getFont()); | |
442 | gr2.setColor(java.awt.Color.BLACK); | |
443 | gr2.fillRect(0, 0, textWidth * 2, textHeight * 2); | |
444 | gr2.setColor(java.awt.Color.WHITE); | |
445 | chars[0] = jexer.bits.GraphicsChars.SINGLE_BAR; | |
446 | gr2.drawChars(chars, 0, 1, gr2x, gr2y + textHeight - maxDescent); | |
447 | gr2.dispose(); | |
448 | ||
449 | for (int x = 0; x < textWidth; x++) { | |
450 | for (int y = 0; y < textHeight; y++) { | |
451 | ||
452 | /* | |
453 | System.err.println("X: " + x + " Y: " + y + " " + | |
454 | image.getRGB(x, y)); | |
455 | */ | |
456 | ||
457 | if ((image.getRGB(x, y) & 0xFFFFFF) != 0) { | |
458 | textAdjustX = (gr2x - x); | |
459 | ||
460 | // System.err.println("textAdjustX: " + textAdjustX); | |
461 | return true; | |
462 | } | |
463 | } | |
464 | } | |
465 | ||
466 | // Something weird happened, don't rely on this function. | |
467 | // System.err.println("getFontAdjustments: false"); | |
468 | return false; | |
469 | } | |
470 | ||
471 | /** | |
472 | * Figure out my font dimensions. This code path works OK for the JFrame | |
473 | * case, and can be called immediately after JFrame creation. | |
474 | */ | |
475 | private void getFontDimensions() { | |
476 | swing.setFont(font); | |
477 | Graphics gr = swing.getGraphics(); | |
478 | if (gr == null) { | |
479 | return; | |
480 | } | |
481 | getFontDimensions(gr); | |
482 | } | |
483 | ||
484 | /** | |
485 | * Figure out my font dimensions. This code path is needed to lazy-load | |
486 | * the information inside paint(). | |
487 | * | |
488 | * @param gr Graphics object to use | |
489 | */ | |
490 | private void getFontDimensions(final Graphics gr) { | |
491 | swing.setFont(font); | |
492 | FontMetrics fm = gr.getFontMetrics(); | |
493 | maxDescent = fm.getMaxDescent(); | |
494 | Rectangle2D bounds = fm.getMaxCharBounds(gr); | |
495 | int leading = fm.getLeading(); | |
496 | textWidth = (int)Math.round(bounds.getWidth()); | |
497 | // textHeight = (int)Math.round(bounds.getHeight()) - maxDescent; | |
498 | ||
499 | // This produces the same number, but works better for ugly | |
500 | // monospace. | |
501 | textHeight = fm.getMaxAscent() + maxDescent - leading; | |
502 | ||
503 | // TODO: is this still necessary? | |
504 | if (gotTerminus == true) { | |
505 | textHeight++; | |
506 | } | |
507 | ||
508 | if (getFontAdjustments() == false) { | |
509 | // We were unable to programmatically determine textAdjustX and | |
510 | // textAdjustY, so try some guesses based on VM vendor. | |
511 | String runtime = System.getProperty("java.runtime.name"); | |
512 | if ((runtime != null) && (runtime.contains("Java(TM)"))) { | |
513 | textAdjustY = -1; | |
514 | textAdjustX = 0; | |
515 | } | |
516 | } | |
517 | ||
518 | if (sessionInfo != null) { | |
519 | sessionInfo.setTextCellDimensions(textWidth, textHeight); | |
520 | } | |
521 | gotFontDimensions = true; | |
522 | } | |
523 | ||
524 | /** | |
525 | * Resize to font dimensions. | |
526 | */ | |
527 | public void resizeToScreen() { | |
528 | swing.setDimensions(textWidth * width, textHeight * height); | |
529 | } | |
530 | ||
531 | /** | |
532 | * Draw one glyph to the screen. | |
533 | * | |
534 | * @param gr the Swing Graphics context | |
535 | * @param cell the Cell to draw | |
536 | * @param xPixel the x-coordinate to render to. 0 means the | |
537 | * left-most pixel column. | |
538 | * @param yPixel the y-coordinate to render to. 0 means the top-most | |
539 | * pixel row. | |
540 | */ | |
541 | private void drawGlyph(final Graphics gr, final Cell cell, | |
542 | final int xPixel, final int yPixel) { | |
543 | ||
544 | /* | |
545 | System.err.println("drawGlyph(): " + xPixel + " " + yPixel + | |
546 | " " + cell); | |
547 | */ | |
548 | ||
549 | BufferedImage image = null; | |
550 | if (cell.isBlink() && !cursorBlinkVisible) { | |
551 | image = glyphCacheBlink.get(cell); | |
552 | } else { | |
553 | image = glyphCache.get(cell); | |
554 | } | |
555 | if (image != null) { | |
556 | if (swing.getFrame() != null) { | |
557 | gr.drawImage(image, xPixel, yPixel, swing.getFrame()); | |
558 | } else { | |
559 | gr.drawImage(image, xPixel, yPixel, swing.getComponent()); | |
560 | } | |
561 | return; | |
562 | } | |
563 | ||
564 | // Generate glyph and draw it. | |
565 | Graphics2D gr2 = null; | |
566 | int gr2x = xPixel; | |
567 | int gr2y = yPixel; | |
568 | if ((SwingComponent.tripleBuffer) && (swing.getFrame() != null)) { | |
569 | image = new BufferedImage(textWidth, textHeight, | |
570 | BufferedImage.TYPE_INT_ARGB); | |
571 | gr2 = image.createGraphics(); | |
572 | gr2.setFont(swing.getFont()); | |
573 | gr2x = 0; | |
574 | gr2y = 0; | |
575 | } else { | |
576 | gr2 = (Graphics2D) gr; | |
577 | } | |
578 | ||
579 | Cell cellColor = new Cell(); | |
580 | cellColor.setTo(cell); | |
581 | ||
582 | // Check for reverse | |
583 | if (cell.isReverse()) { | |
584 | cellColor.setForeColor(cell.getBackColor()); | |
585 | cellColor.setBackColor(cell.getForeColor()); | |
586 | } | |
587 | ||
588 | // Draw the background rectangle, then the foreground character. | |
589 | gr2.setColor(attrToBackgroundColor(cellColor)); | |
590 | gr2.fillRect(gr2x, gr2y, textWidth, textHeight); | |
591 | ||
592 | // Handle blink and underline | |
593 | if (!cell.isBlink() | |
594 | || (cell.isBlink() && cursorBlinkVisible) | |
595 | ) { | |
596 | gr2.setColor(attrToForegroundColor(cellColor)); | |
597 | char [] chars = new char[1]; | |
598 | chars[0] = cell.getChar(); | |
599 | gr2.drawChars(chars, 0, 1, gr2x + textAdjustX, | |
600 | gr2y + textHeight - maxDescent + textAdjustY); | |
601 | ||
602 | if (cell.isUnderline()) { | |
603 | gr2.fillRect(gr2x, gr2y + textHeight - 2, textWidth, 2); | |
604 | } | |
605 | } | |
606 | ||
607 | if ((SwingComponent.tripleBuffer) && (swing.getFrame() != null)) { | |
608 | gr2.dispose(); | |
609 | ||
610 | // We need a new key that will not be mutated by | |
611 | // invertCell(). | |
612 | Cell key = new Cell(); | |
613 | key.setTo(cell); | |
614 | if (cell.isBlink() && !cursorBlinkVisible) { | |
615 | glyphCacheBlink.put(key, image); | |
616 | } else { | |
617 | glyphCache.put(key, image); | |
618 | } | |
619 | ||
620 | if (swing.getFrame() != null) { | |
621 | gr.drawImage(image, xPixel, yPixel, swing.getFrame()); | |
622 | } else { | |
623 | gr.drawImage(image, xPixel, yPixel, swing.getComponent()); | |
624 | } | |
625 | } | |
626 | ||
627 | } | |
628 | ||
629 | /** | |
630 | * Check if the cursor is visible, and if so draw it. | |
631 | * | |
632 | * @param gr the Swing Graphics context | |
633 | */ | |
634 | private void drawCursor(final Graphics gr) { | |
635 | ||
636 | if (cursorVisible | |
637 | && (cursorY <= height - 1) | |
638 | && (cursorX <= width - 1) | |
639 | && cursorBlinkVisible | |
640 | ) { | |
641 | int xPixel = cursorX * textWidth + left; | |
642 | int yPixel = cursorY * textHeight + top; | |
643 | Cell lCell = logical[cursorX][cursorY]; | |
644 | gr.setColor(attrToForegroundColor(lCell)); | |
645 | switch (cursorStyle) { | |
646 | default: | |
647 | // Fall through... | |
648 | case UNDERLINE: | |
649 | gr.fillRect(xPixel, yPixel + textHeight - 2, textWidth, 2); | |
650 | break; | |
651 | case BLOCK: | |
652 | gr.fillRect(xPixel, yPixel, textWidth, textHeight); | |
653 | break; | |
654 | case OUTLINE: | |
655 | gr.drawRect(xPixel, yPixel, textWidth - 1, textHeight - 1); | |
656 | break; | |
657 | } | |
658 | } | |
659 | } | |
660 | ||
661 | /** | |
662 | * Paint redraws the whole screen. | |
663 | * | |
664 | * @param gr the Swing Graphics context | |
665 | */ | |
666 | public void paint(final Graphics gr) { | |
667 | ||
668 | if (gotFontDimensions == false) { | |
669 | // Lazy-load the text width/height | |
670 | // System.err.println("calling getFontDimensions..."); | |
671 | getFontDimensions(gr); | |
672 | /* | |
673 | System.err.println("textWidth " + textWidth + | |
674 | " textHeight " + textHeight); | |
675 | System.err.println("FONT: " + swing.getFont() + " font " + font); | |
676 | */ | |
677 | // resizeToScreen(); | |
678 | } | |
679 | ||
680 | // See if it is time to flip the blink time. | |
681 | long nowTime = (new Date()).getTime(); | |
682 | if (nowTime > blinkMillis + lastBlinkTime) { | |
683 | lastBlinkTime = nowTime; | |
684 | cursorBlinkVisible = !cursorBlinkVisible; | |
685 | } | |
686 | ||
687 | int xCellMin = 0; | |
688 | int xCellMax = width; | |
689 | int yCellMin = 0; | |
690 | int yCellMax = height; | |
691 | ||
692 | Rectangle bounds = gr.getClipBounds(); | |
693 | if (bounds != null) { | |
694 | // Only update what is in the bounds | |
695 | xCellMin = textColumn(bounds.x); | |
696 | xCellMax = textColumn(bounds.x + bounds.width); | |
697 | if (xCellMax > width) { | |
698 | xCellMax = width; | |
699 | } | |
700 | if (xCellMin >= xCellMax) { | |
701 | xCellMin = xCellMax - 2; | |
702 | } | |
703 | if (xCellMin < 0) { | |
704 | xCellMin = 0; | |
705 | } | |
706 | yCellMin = textRow(bounds.y); | |
707 | yCellMax = textRow(bounds.y + bounds.height); | |
708 | if (yCellMax > height) { | |
709 | yCellMax = height; | |
710 | } | |
711 | if (yCellMin >= yCellMax) { | |
712 | yCellMin = yCellMax - 2; | |
713 | } | |
714 | if (yCellMin < 0) { | |
715 | yCellMin = 0; | |
716 | } | |
717 | } else { | |
718 | // We need a total repaint | |
719 | reallyCleared = true; | |
720 | } | |
721 | ||
722 | // Prevent updates to the screen's data from the TApplication | |
723 | // threads. | |
724 | synchronized (this) { | |
725 | ||
726 | /* | |
727 | System.err.printf("bounds %s X %d %d Y %d %d\n", | |
728 | bounds, xCellMin, xCellMax, yCellMin, yCellMax); | |
729 | */ | |
730 | ||
731 | for (int y = yCellMin; y < yCellMax; y++) { | |
732 | for (int x = xCellMin; x < xCellMax; x++) { | |
733 | ||
734 | int xPixel = x * textWidth + left; | |
735 | int yPixel = y * textHeight + top; | |
736 | ||
737 | Cell lCell = logical[x][y]; | |
738 | Cell pCell = physical[x][y]; | |
739 | ||
740 | if (!lCell.equals(pCell) | |
741 | || lCell.isBlink() | |
742 | || reallyCleared | |
743 | || (swing.getFrame() == null)) { | |
744 | ||
745 | drawGlyph(gr, lCell, xPixel, yPixel); | |
746 | ||
747 | // Physical is always updated | |
748 | physical[x][y].setTo(lCell); | |
749 | } | |
750 | } | |
751 | } | |
752 | drawCursor(gr); | |
753 | ||
754 | dirty = false; | |
755 | reallyCleared = false; | |
756 | } // synchronized (this) | |
757 | } | |
758 | ||
759 | /** | |
760 | * Restore terminal to normal state. | |
761 | */ | |
762 | public void shutdown() { | |
763 | swing.dispose(); | |
764 | } | |
765 | ||
766 | /** | |
767 | * Push the logical screen to the physical device. | |
768 | */ | |
769 | @Override | |
770 | public void flushPhysical() { | |
771 | ||
772 | /* | |
773 | System.err.printf("flushPhysical(): reallyCleared %s dirty %s\n", | |
774 | reallyCleared, dirty); | |
775 | */ | |
776 | ||
777 | // If reallyCleared is set, we have to draw everything. | |
778 | if ((swing.getFrame() != null) | |
779 | && (swing.getBufferStrategy() != null) | |
780 | && (reallyCleared == true) | |
781 | ) { | |
782 | // Triple-buffering: we have to redraw everything on this thread. | |
783 | Graphics gr = swing.getBufferStrategy().getDrawGraphics(); | |
784 | swing.paint(gr); | |
785 | gr.dispose(); | |
786 | swing.getBufferStrategy().show(); | |
787 | // sync() doesn't seem to help the tearing for me. | |
788 | // Toolkit.getDefaultToolkit().sync(); | |
789 | return; | |
790 | } else if (((swing.getFrame() != null) | |
791 | && (swing.getBufferStrategy() == null)) | |
792 | || (reallyCleared == true) | |
793 | ) { | |
794 | // Repaint everything on the Swing thread. | |
795 | // System.err.println("REPAINT ALL"); | |
796 | swing.repaint(); | |
797 | return; | |
798 | } | |
799 | ||
800 | // Do nothing if nothing happened. | |
801 | if (!dirty) { | |
802 | return; | |
803 | } | |
804 | ||
805 | if ((swing.getFrame() != null) && (swing.getBufferStrategy() != null)) { | |
806 | // See if it is time to flip the blink time. | |
807 | long nowTime = (new Date()).getTime(); | |
808 | if (nowTime > blinkMillis + lastBlinkTime) { | |
809 | lastBlinkTime = nowTime; | |
810 | cursorBlinkVisible = !cursorBlinkVisible; | |
811 | } | |
812 | ||
813 | Graphics gr = swing.getBufferStrategy().getDrawGraphics(); | |
814 | ||
815 | synchronized (this) { | |
816 | for (int y = 0; y < height; y++) { | |
817 | for (int x = 0; x < width; x++) { | |
818 | Cell lCell = logical[x][y]; | |
819 | Cell pCell = physical[x][y]; | |
820 | ||
821 | int xPixel = x * textWidth + left; | |
822 | int yPixel = y * textHeight + top; | |
823 | ||
824 | if (!lCell.equals(pCell) | |
825 | || ((x == cursorX) | |
826 | && (y == cursorY) | |
827 | && cursorVisible) | |
828 | || (lCell.isBlink()) | |
829 | ) { | |
830 | drawGlyph(gr, lCell, xPixel, yPixel); | |
831 | physical[x][y].setTo(lCell); | |
832 | } | |
833 | } | |
834 | } | |
835 | drawCursor(gr); | |
836 | } // synchronized (this) | |
837 | ||
838 | gr.dispose(); | |
839 | swing.getBufferStrategy().show(); | |
840 | // sync() doesn't seem to help the tearing for me. | |
841 | // Toolkit.getDefaultToolkit().sync(); | |
842 | return; | |
843 | } | |
844 | ||
845 | // Swing thread version: request a repaint, but limit it to the area | |
846 | // that has changed. | |
847 | ||
848 | // Find the minimum-size damaged region. | |
849 | int xMin = swing.getWidth(); | |
850 | int xMax = 0; | |
851 | int yMin = swing.getHeight(); | |
852 | int yMax = 0; | |
853 | ||
854 | synchronized (this) { | |
855 | for (int y = 0; y < height; y++) { | |
856 | for (int x = 0; x < width; x++) { | |
857 | Cell lCell = logical[x][y]; | |
858 | Cell pCell = physical[x][y]; | |
859 | ||
860 | int xPixel = x * textWidth + left; | |
861 | int yPixel = y * textHeight + top; | |
862 | ||
863 | if (!lCell.equals(pCell) | |
864 | || ((x == cursorX) | |
865 | && (y == cursorY) | |
866 | && cursorVisible) | |
867 | || lCell.isBlink() | |
868 | ) { | |
869 | if (xPixel < xMin) { | |
870 | xMin = xPixel; | |
871 | } | |
872 | if (xPixel + textWidth > xMax) { | |
873 | xMax = xPixel + textWidth; | |
874 | } | |
875 | if (yPixel < yMin) { | |
876 | yMin = yPixel; | |
877 | } | |
878 | if (yPixel + textHeight > yMax) { | |
879 | yMax = yPixel + textHeight; | |
880 | } | |
881 | } | |
882 | } | |
883 | } | |
884 | } | |
885 | if (xMin + textWidth >= xMax) { | |
886 | xMax += textWidth; | |
887 | } | |
888 | if (yMin + textHeight >= yMax) { | |
889 | yMax += textHeight; | |
890 | } | |
891 | ||
892 | // Repaint the desired area | |
893 | /* | |
894 | System.err.printf("REPAINT X %d %d Y %d %d\n", xMin, xMax, | |
895 | yMin, yMax); | |
896 | */ | |
897 | ||
898 | if ((swing.getFrame() != null) && (swing.getBufferStrategy() != null)) { | |
899 | // This path should never be taken, but is left here for | |
900 | // completeness. | |
901 | Graphics gr = swing.getBufferStrategy().getDrawGraphics(); | |
902 | Rectangle bounds = new Rectangle(xMin, yMin, xMax - xMin, | |
903 | yMax - yMin); | |
904 | gr.setClip(bounds); | |
905 | swing.paint(gr); | |
906 | gr.dispose(); | |
907 | swing.getBufferStrategy().show(); | |
908 | // sync() doesn't seem to help the tearing for me. | |
909 | // Toolkit.getDefaultToolkit().sync(); | |
910 | } else { | |
911 | // Repaint on the Swing thread. | |
912 | swing.repaint(xMin, yMin, xMax - xMin, yMax - yMin); | |
913 | } | |
914 | } | |
915 | ||
916 | /** | |
917 | * Put the cursor at (x,y). | |
918 | * | |
919 | * @param visible if true, the cursor should be visible | |
920 | * @param x column coordinate to put the cursor on | |
921 | * @param y row coordinate to put the cursor on | |
922 | */ | |
923 | @Override | |
924 | public void putCursor(final boolean visible, final int x, final int y) { | |
925 | ||
926 | if ((visible == cursorVisible) && ((x == cursorX) && (y == cursorY))) { | |
927 | // See if it is time to flip the blink time. | |
928 | long nowTime = (new Date()).getTime(); | |
929 | if (nowTime < blinkMillis + lastBlinkTime) { | |
930 | // Nothing has changed, so don't do anything. | |
931 | return; | |
932 | } | |
933 | } | |
934 | ||
935 | if (cursorVisible | |
936 | && (cursorY <= height - 1) | |
937 | && (cursorX <= width - 1) | |
938 | ) { | |
939 | // Make the current cursor position dirty | |
940 | if (physical[cursorX][cursorY].getChar() == 'Q') { | |
941 | physical[cursorX][cursorY].setChar('X'); | |
942 | } else { | |
943 | physical[cursorX][cursorY].setChar('Q'); | |
944 | } | |
945 | } | |
946 | ||
947 | super.putCursor(visible, x, y); | |
948 | } | |
949 | ||
950 | /** | |
951 | * Convert pixel column position to text cell column position. | |
952 | * | |
953 | * @param x pixel column position | |
954 | * @return text cell column position | |
955 | */ | |
956 | public int textColumn(final int x) { | |
957 | return ((x - left) / textWidth); | |
958 | } | |
959 | ||
960 | /** | |
961 | * Convert pixel row position to text cell row position. | |
962 | * | |
963 | * @param y pixel row position | |
964 | * @return text cell row position | |
965 | */ | |
966 | public int textRow(final int y) { | |
967 | return ((y - top) / textHeight); | |
968 | } | |
969 | ||
970 | /** | |
971 | * Set the window title. | |
972 | * | |
973 | * @param title the new title | |
974 | */ | |
975 | public void setTitle(final String title) { | |
976 | swing.setTitle(title); | |
977 | } | |
978 | ||
979 | // ------------------------------------------------------------------------ | |
980 | // TerminalReader --------------------------------------------------------- | |
981 | // ------------------------------------------------------------------------ | |
982 | ||
983 | /** | |
984 | * The session information. | |
985 | */ | |
986 | private SwingSessionInfo sessionInfo; | |
987 | ||
988 | /** | |
989 | * Getter for sessionInfo. | |
990 | * | |
991 | * @return the SessionInfo | |
992 | */ | |
993 | public SessionInfo getSessionInfo() { | |
994 | return sessionInfo; | |
995 | } | |
996 | ||
997 | /** | |
998 | * The listening object that run() wakes up on new input. | |
999 | */ | |
1000 | private Object listener; | |
1001 | ||
1002 | /** | |
1003 | * Set listener to a different Object. | |
1004 | * | |
1005 | * @param listener the new listening object that run() wakes up on new | |
1006 | * input | |
1007 | */ | |
1008 | public void setListener(final Object listener) { | |
1009 | this.listener = listener; | |
1010 | } | |
1011 | ||
1012 | /** | |
1013 | * The event queue, filled up by a thread reading on input. | |
1014 | */ | |
1015 | private List<TInputEvent> eventQueue; | |
1016 | ||
1017 | /** | |
1018 | * The last reported mouse X position. | |
1019 | */ | |
1020 | private int oldMouseX = -1; | |
1021 | ||
1022 | /** | |
1023 | * The last reported mouse Y position. | |
1024 | */ | |
1025 | private int oldMouseY = -1; | |
1026 | ||
1027 | /** | |
1028 | * true if mouse1 was down. Used to report mouse1 on the release event. | |
1029 | */ | |
1030 | private boolean mouse1 = false; | |
1031 | ||
1032 | /** | |
1033 | * true if mouse2 was down. Used to report mouse2 on the release event. | |
1034 | */ | |
1035 | private boolean mouse2 = false; | |
1036 | ||
1037 | /** | |
1038 | * true if mouse3 was down. Used to report mouse3 on the release event. | |
1039 | */ | |
1040 | private boolean mouse3 = false; | |
1041 | ||
1042 | /** | |
1043 | * Public constructor creates a new JFrame to render to. | |
1044 | * | |
1045 | * @param windowWidth the number of text columns to start with | |
1046 | * @param windowHeight the number of text rows to start with | |
1047 | * @param fontSize the size in points. Good values to pick are: 16, 20, | |
1048 | * 22, and 24. | |
1049 | * @param listener the object this backend needs to wake up when new | |
1050 | * input comes in | |
1051 | */ | |
1052 | public SwingTerminal(final int windowWidth, final int windowHeight, | |
1053 | final int fontSize, final Object listener) { | |
1054 | ||
1055 | this.fontSize = fontSize; | |
1056 | ||
1057 | setDOSColors(); | |
1058 | ||
1059 | // Figure out my cursor style. | |
1060 | String cursorStyleString = System.getProperty( | |
1061 | "jexer.Swing.cursorStyle", "underline").toLowerCase(); | |
1062 | if (cursorStyleString.equals("underline")) { | |
1063 | cursorStyle = CursorStyle.UNDERLINE; | |
1064 | } else if (cursorStyleString.equals("outline")) { | |
1065 | cursorStyle = CursorStyle.OUTLINE; | |
1066 | } else if (cursorStyleString.equals("block")) { | |
1067 | cursorStyle = CursorStyle.BLOCK; | |
1068 | } | |
1069 | ||
1070 | // Pull the system property for triple buffering. | |
1071 | if (System.getProperty("jexer.Swing.tripleBuffer") != null) { | |
1072 | if (System.getProperty("jexer.Swing.tripleBuffer"). | |
1073 | equals("false")) { | |
1074 | ||
1075 | SwingComponent.tripleBuffer = false; | |
1076 | } | |
1077 | } | |
1078 | ||
1079 | try { | |
1080 | SwingUtilities.invokeAndWait(new Runnable() { | |
1081 | public void run() { | |
1082 | ||
1083 | JFrame frame = new JFrame() { | |
1084 | ||
1085 | /** | |
1086 | * Serializable version. | |
1087 | */ | |
1088 | private static final long serialVersionUID = 1; | |
1089 | ||
1090 | /** | |
1091 | * The code that performs the actual drawing. | |
1092 | */ | |
1093 | public SwingTerminal screen = null; | |
1094 | ||
1095 | /* | |
1096 | * Anonymous class initializer saves the screen | |
1097 | * reference, so that paint() and the like call out | |
1098 | * to SwingTerminal. | |
1099 | */ | |
1100 | { | |
1101 | this.screen = SwingTerminal.this; | |
1102 | } | |
1103 | ||
1104 | /** | |
1105 | * Update redraws the whole screen. | |
1106 | * | |
1107 | * @param gr the Swing Graphics context | |
1108 | */ | |
1109 | @Override | |
1110 | public void update(final Graphics gr) { | |
1111 | // The default update clears the area. Don't do | |
1112 | // that, instead just paint it directly. | |
1113 | paint(gr); | |
1114 | } | |
1115 | ||
1116 | /** | |
1117 | * Paint redraws the whole screen. | |
1118 | * | |
1119 | * @param gr the Swing Graphics context | |
1120 | */ | |
1121 | @Override | |
1122 | public void paint(final Graphics gr) { | |
1123 | if (screen != null) { | |
1124 | screen.paint(gr); | |
1125 | } | |
1126 | } | |
1127 | }; | |
1128 | ||
1129 | // Get the Swing component | |
1130 | SwingTerminal.this.swing = new SwingComponent(frame); | |
1131 | ||
1132 | // Hang onto top and left for drawing. | |
1133 | Insets insets = SwingTerminal.this.swing.getInsets(); | |
1134 | SwingTerminal.this.left = insets.left; | |
1135 | SwingTerminal.this.top = insets.top; | |
1136 | ||
1137 | // Load the font so that we can set sessionInfo. | |
1138 | getDefaultFont(); | |
1139 | ||
1140 | // Get the default cols x rows and set component size | |
1141 | // accordingly. | |
1142 | SwingTerminal.this.sessionInfo = | |
1143 | new SwingSessionInfo(SwingTerminal.this.swing, | |
1144 | SwingTerminal.this.textWidth, | |
1145 | SwingTerminal.this.textHeight); | |
1146 | ||
1147 | SwingTerminal.this.setDimensions(sessionInfo.getWindowWidth(), | |
1148 | sessionInfo.getWindowHeight()); | |
1149 | ||
1150 | SwingTerminal.this.resizeToScreen(); | |
1151 | SwingTerminal.this.swing.setVisible(true); | |
1152 | } | |
1153 | }); | |
1154 | } catch (Exception e) { | |
1155 | e.printStackTrace(); | |
1156 | } | |
1157 | ||
1158 | this.listener = listener; | |
1159 | mouse1 = false; | |
1160 | mouse2 = false; | |
1161 | mouse3 = false; | |
1162 | eventQueue = new LinkedList<TInputEvent>(); | |
1163 | ||
1164 | // Add listeners to Swing. | |
1165 | swing.addKeyListener(this); | |
1166 | swing.addWindowListener(this); | |
1167 | swing.addComponentListener(this); | |
1168 | swing.addMouseListener(this); | |
1169 | swing.addMouseMotionListener(this); | |
1170 | swing.addMouseWheelListener(this); | |
1171 | } | |
1172 | ||
1173 | /** | |
1174 | * Public constructor creates a new JFrame to render to. | |
1175 | * | |
1176 | * @param component the Swing component to render to | |
1177 | * @param windowWidth the number of text columns to start with | |
1178 | * @param windowHeight the number of text rows to start with | |
1179 | * @param fontSize the size in points. Good values to pick are: 16, 20, | |
1180 | * 22, and 24. | |
1181 | * @param listener the object this backend needs to wake up when new | |
1182 | * input comes in | |
1183 | */ | |
1184 | public SwingTerminal(final JComponent component, final int windowWidth, | |
1185 | final int windowHeight, final int fontSize, final Object listener) { | |
1186 | ||
1187 | this.fontSize = fontSize; | |
1188 | ||
1189 | setDOSColors(); | |
1190 | ||
1191 | // Figure out my cursor style. | |
1192 | String cursorStyleString = System.getProperty( | |
1193 | "jexer.Swing.cursorStyle", "underline").toLowerCase(); | |
1194 | if (cursorStyleString.equals("underline")) { | |
1195 | cursorStyle = CursorStyle.UNDERLINE; | |
1196 | } else if (cursorStyleString.equals("outline")) { | |
1197 | cursorStyle = CursorStyle.OUTLINE; | |
1198 | } else if (cursorStyleString.equals("block")) { | |
1199 | cursorStyle = CursorStyle.BLOCK; | |
1200 | } | |
1201 | ||
1202 | try { | |
1203 | SwingUtilities.invokeAndWait(new Runnable() { | |
1204 | public void run() { | |
1205 | ||
1206 | JComponent newComponent = new JComponent() { | |
1207 | ||
1208 | /** | |
1209 | * Serializable version. | |
1210 | */ | |
1211 | private static final long serialVersionUID = 1; | |
1212 | ||
1213 | /** | |
1214 | * The code that performs the actual drawing. | |
1215 | */ | |
1216 | public SwingTerminal screen = null; | |
1217 | ||
1218 | /* | |
1219 | * Anonymous class initializer saves the screen | |
1220 | * reference, so that paint() and the like call out | |
1221 | * to SwingTerminal. | |
1222 | */ | |
1223 | { | |
1224 | this.screen = SwingTerminal.this; | |
1225 | } | |
1226 | ||
1227 | /** | |
1228 | * Update redraws the whole screen. | |
1229 | * | |
1230 | * @param gr the Swing Graphics context | |
1231 | */ | |
1232 | @Override | |
1233 | public void update(final Graphics gr) { | |
1234 | // The default update clears the area. Don't do | |
1235 | // that, instead just paint it directly. | |
1236 | paint(gr); | |
1237 | } | |
1238 | ||
1239 | /** | |
1240 | * Paint redraws the whole screen. | |
1241 | * | |
1242 | * @param gr the Swing Graphics context | |
1243 | */ | |
1244 | @Override | |
1245 | public void paint(final Graphics gr) { | |
1246 | if (screen != null) { | |
1247 | screen.paint(gr); | |
1248 | } | |
1249 | } | |
1250 | }; | |
1251 | component.setLayout(new BorderLayout()); | |
1252 | component.add(newComponent); | |
1253 | ||
1254 | // Get the Swing component | |
1255 | SwingTerminal.this.swing = new SwingComponent(component); | |
1256 | ||
1257 | // Hang onto top and left for drawing. | |
1258 | Insets insets = SwingTerminal.this.swing.getInsets(); | |
1259 | SwingTerminal.this.left = insets.left; | |
1260 | SwingTerminal.this.top = insets.top; | |
1261 | ||
1262 | // Load the font so that we can set sessionInfo. | |
1263 | getDefaultFont(); | |
1264 | ||
1265 | // Get the default cols x rows and set component size | |
1266 | // accordingly. | |
1267 | SwingTerminal.this.sessionInfo = | |
1268 | new SwingSessionInfo(SwingTerminal.this.swing, | |
1269 | SwingTerminal.this.textWidth, | |
1270 | SwingTerminal.this.textHeight); | |
1271 | } | |
1272 | }); | |
1273 | } catch (Exception e) { | |
1274 | e.printStackTrace(); | |
1275 | } | |
1276 | ||
1277 | this.listener = listener; | |
1278 | mouse1 = false; | |
1279 | mouse2 = false; | |
1280 | mouse3 = false; | |
1281 | eventQueue = new LinkedList<TInputEvent>(); | |
1282 | ||
1283 | // Add listeners to Swing. | |
1284 | swing.addKeyListener(this); | |
1285 | swing.addWindowListener(this); | |
1286 | swing.addComponentListener(this); | |
1287 | swing.addMouseListener(this); | |
1288 | swing.addMouseMotionListener(this); | |
1289 | swing.addMouseWheelListener(this); | |
1290 | } | |
1291 | ||
1292 | /** | |
1293 | * Check if there are events in the queue. | |
1294 | * | |
1295 | * @return if true, getEvents() has something to return to the backend | |
1296 | */ | |
1297 | public boolean hasEvents() { | |
1298 | synchronized (eventQueue) { | |
1299 | return (eventQueue.size() > 0); | |
1300 | } | |
1301 | } | |
1302 | ||
1303 | /** | |
1304 | * Return any events in the IO queue. | |
1305 | * | |
1306 | * @param queue list to append new events to | |
1307 | */ | |
1308 | public void getEvents(final List<TInputEvent> queue) { | |
1309 | synchronized (eventQueue) { | |
1310 | if (eventQueue.size() > 0) { | |
1311 | synchronized (queue) { | |
1312 | queue.addAll(eventQueue); | |
1313 | } | |
1314 | eventQueue.clear(); | |
1315 | } | |
1316 | } | |
1317 | } | |
1318 | ||
1319 | /** | |
1320 | * Restore terminal to normal state. | |
1321 | */ | |
1322 | public void closeTerminal() { | |
1323 | shutdown(); | |
1324 | } | |
1325 | ||
1326 | /** | |
1327 | * Pass Swing keystrokes into the event queue. | |
1328 | * | |
1329 | * @param key keystroke received | |
1330 | */ | |
1331 | public void keyReleased(final KeyEvent key) { | |
1332 | // Ignore release events | |
1333 | } | |
1334 | ||
1335 | /** | |
1336 | * Pass Swing keystrokes into the event queue. | |
1337 | * | |
1338 | * @param key keystroke received | |
1339 | */ | |
1340 | public void keyTyped(final KeyEvent key) { | |
1341 | // Ignore typed events | |
1342 | } | |
1343 | ||
1344 | /** | |
1345 | * Pass Swing keystrokes into the event queue. | |
1346 | * | |
1347 | * @param key keystroke received | |
1348 | */ | |
1349 | public void keyPressed(final KeyEvent key) { | |
1350 | boolean alt = false; | |
1351 | boolean shift = false; | |
1352 | boolean ctrl = false; | |
1353 | char ch = ' '; | |
1354 | boolean isKey = false; | |
1355 | if (key.isActionKey()) { | |
1356 | isKey = true; | |
1357 | } else { | |
1358 | ch = key.getKeyChar(); | |
1359 | } | |
1360 | alt = key.isAltDown(); | |
1361 | ctrl = key.isControlDown(); | |
1362 | shift = key.isShiftDown(); | |
1363 | ||
1364 | /* | |
1365 | System.err.printf("Swing Key: %s\n", key); | |
1366 | System.err.printf(" isKey: %s\n", isKey); | |
1367 | System.err.printf(" alt: %s\n", alt); | |
1368 | System.err.printf(" ctrl: %s\n", ctrl); | |
1369 | System.err.printf(" shift: %s\n", shift); | |
1370 | System.err.printf(" ch: %s\n", ch); | |
1371 | */ | |
1372 | ||
1373 | // Special case: not return the bare modifier presses | |
1374 | switch (key.getKeyCode()) { | |
1375 | case KeyEvent.VK_ALT: | |
1376 | return; | |
1377 | case KeyEvent.VK_ALT_GRAPH: | |
1378 | return; | |
1379 | case KeyEvent.VK_CONTROL: | |
1380 | return; | |
1381 | case KeyEvent.VK_SHIFT: | |
1382 | return; | |
1383 | case KeyEvent.VK_META: | |
1384 | return; | |
1385 | default: | |
1386 | break; | |
1387 | } | |
1388 | ||
1389 | TKeypress keypress = null; | |
1390 | if (isKey) { | |
1391 | switch (key.getKeyCode()) { | |
1392 | case KeyEvent.VK_F1: | |
1393 | keypress = new TKeypress(true, TKeypress.F1, ' ', | |
1394 | alt, ctrl, shift); | |
1395 | break; | |
1396 | case KeyEvent.VK_F2: | |
1397 | keypress = new TKeypress(true, TKeypress.F2, ' ', | |
1398 | alt, ctrl, shift); | |
1399 | break; | |
1400 | case KeyEvent.VK_F3: | |
1401 | keypress = new TKeypress(true, TKeypress.F3, ' ', | |
1402 | alt, ctrl, shift); | |
1403 | break; | |
1404 | case KeyEvent.VK_F4: | |
1405 | keypress = new TKeypress(true, TKeypress.F4, ' ', | |
1406 | alt, ctrl, shift); | |
1407 | break; | |
1408 | case KeyEvent.VK_F5: | |
1409 | keypress = new TKeypress(true, TKeypress.F5, ' ', | |
1410 | alt, ctrl, shift); | |
1411 | break; | |
1412 | case KeyEvent.VK_F6: | |
1413 | keypress = new TKeypress(true, TKeypress.F6, ' ', | |
1414 | alt, ctrl, shift); | |
1415 | break; | |
1416 | case KeyEvent.VK_F7: | |
1417 | keypress = new TKeypress(true, TKeypress.F7, ' ', | |
1418 | alt, ctrl, shift); | |
1419 | break; | |
1420 | case KeyEvent.VK_F8: | |
1421 | keypress = new TKeypress(true, TKeypress.F8, ' ', | |
1422 | alt, ctrl, shift); | |
1423 | break; | |
1424 | case KeyEvent.VK_F9: | |
1425 | keypress = new TKeypress(true, TKeypress.F9, ' ', | |
1426 | alt, ctrl, shift); | |
1427 | break; | |
1428 | case KeyEvent.VK_F10: | |
1429 | keypress = new TKeypress(true, TKeypress.F10, ' ', | |
1430 | alt, ctrl, shift); | |
1431 | break; | |
1432 | case KeyEvent.VK_F11: | |
1433 | keypress = new TKeypress(true, TKeypress.F11, ' ', | |
1434 | alt, ctrl, shift); | |
1435 | break; | |
1436 | case KeyEvent.VK_F12: | |
1437 | keypress = new TKeypress(true, TKeypress.F12, ' ', | |
1438 | alt, ctrl, shift); | |
1439 | break; | |
1440 | case KeyEvent.VK_HOME: | |
1441 | keypress = new TKeypress(true, TKeypress.HOME, ' ', | |
1442 | alt, ctrl, shift); | |
1443 | break; | |
1444 | case KeyEvent.VK_END: | |
1445 | keypress = new TKeypress(true, TKeypress.END, ' ', | |
1446 | alt, ctrl, shift); | |
1447 | break; | |
1448 | case KeyEvent.VK_PAGE_UP: | |
1449 | keypress = new TKeypress(true, TKeypress.PGUP, ' ', | |
1450 | alt, ctrl, shift); | |
1451 | break; | |
1452 | case KeyEvent.VK_PAGE_DOWN: | |
1453 | keypress = new TKeypress(true, TKeypress.PGDN, ' ', | |
1454 | alt, ctrl, shift); | |
1455 | break; | |
1456 | case KeyEvent.VK_INSERT: | |
1457 | keypress = new TKeypress(true, TKeypress.INS, ' ', | |
1458 | alt, ctrl, shift); | |
1459 | break; | |
1460 | case KeyEvent.VK_DELETE: | |
1461 | keypress = new TKeypress(true, TKeypress.DEL, ' ', | |
1462 | alt, ctrl, shift); | |
1463 | break; | |
1464 | case KeyEvent.VK_RIGHT: | |
1465 | keypress = new TKeypress(true, TKeypress.RIGHT, ' ', | |
1466 | alt, ctrl, shift); | |
1467 | break; | |
1468 | case KeyEvent.VK_LEFT: | |
1469 | keypress = new TKeypress(true, TKeypress.LEFT, ' ', | |
1470 | alt, ctrl, shift); | |
1471 | break; | |
1472 | case KeyEvent.VK_UP: | |
1473 | keypress = new TKeypress(true, TKeypress.UP, ' ', | |
1474 | alt, ctrl, shift); | |
1475 | break; | |
1476 | case KeyEvent.VK_DOWN: | |
1477 | keypress = new TKeypress(true, TKeypress.DOWN, ' ', | |
1478 | alt, ctrl, shift); | |
1479 | break; | |
1480 | case KeyEvent.VK_TAB: | |
1481 | // Special case: distinguish TAB vs BTAB | |
1482 | if (shift) { | |
1483 | keypress = kbShiftTab; | |
1484 | } else { | |
1485 | keypress = kbTab; | |
1486 | } | |
1487 | break; | |
1488 | case KeyEvent.VK_ENTER: | |
1489 | keypress = new TKeypress(true, TKeypress.ENTER, ' ', | |
1490 | alt, ctrl, shift); | |
1491 | break; | |
1492 | case KeyEvent.VK_ESCAPE: | |
1493 | keypress = new TKeypress(true, TKeypress.ESC, ' ', | |
1494 | alt, ctrl, shift); | |
1495 | break; | |
1496 | case KeyEvent.VK_BACK_SPACE: | |
1497 | // Special case: return it as kbBackspace (Ctrl-H) | |
1498 | keypress = new TKeypress(false, 0, 'H', false, true, false); | |
1499 | break; | |
1500 | default: | |
1501 | // Unsupported, ignore | |
1502 | return; | |
1503 | } | |
1504 | } | |
1505 | ||
1506 | if (keypress == null) { | |
1507 | switch (ch) { | |
1508 | case 0x08: | |
1509 | keypress = kbBackspace; | |
1510 | break; | |
1511 | case 0x0A: | |
1512 | keypress = kbEnter; | |
1513 | break; | |
1514 | case 0x1B: | |
1515 | keypress = kbEsc; | |
1516 | break; | |
1517 | case 0x0D: | |
1518 | keypress = kbEnter; | |
1519 | break; | |
1520 | case 0x09: | |
1521 | if (shift) { | |
1522 | keypress = kbShiftTab; | |
1523 | } else { | |
1524 | keypress = kbTab; | |
1525 | } | |
1526 | break; | |
1527 | case 0x7F: | |
1528 | keypress = kbDel; | |
1529 | break; | |
1530 | default: | |
1531 | if (!alt && ctrl && !shift) { | |
1532 | ch = KeyEvent.getKeyText(key.getKeyCode()).charAt(0); | |
1533 | } | |
1534 | // Not a special key, put it together | |
1535 | keypress = new TKeypress(false, 0, ch, alt, ctrl, shift); | |
1536 | } | |
1537 | } | |
1538 | ||
1539 | // Save it and we are done. | |
1540 | synchronized (eventQueue) { | |
1541 | eventQueue.add(new TKeypressEvent(keypress)); | |
1542 | } | |
1543 | synchronized (listener) { | |
1544 | listener.notifyAll(); | |
1545 | } | |
1546 | } | |
1547 | ||
1548 | /** | |
1549 | * Pass window events into the event queue. | |
1550 | * | |
1551 | * @param event window event received | |
1552 | */ | |
1553 | public void windowActivated(final WindowEvent event) { | |
1554 | // Force a total repaint | |
1555 | synchronized (this) { | |
1556 | clearPhysical(); | |
1557 | } | |
1558 | } | |
1559 | ||
1560 | /** | |
1561 | * Pass window events into the event queue. | |
1562 | * | |
1563 | * @param event window event received | |
1564 | */ | |
1565 | public void windowClosed(final WindowEvent event) { | |
1566 | // Ignore | |
1567 | } | |
1568 | ||
1569 | /** | |
1570 | * Pass window events into the event queue. | |
1571 | * | |
1572 | * @param event window event received | |
1573 | */ | |
1574 | public void windowClosing(final WindowEvent event) { | |
1575 | // Drop a cmAbort and walk away | |
1576 | synchronized (eventQueue) { | |
1577 | eventQueue.add(new TCommandEvent(cmAbort)); | |
1578 | } | |
1579 | synchronized (listener) { | |
1580 | listener.notifyAll(); | |
1581 | } | |
1582 | } | |
1583 | ||
1584 | /** | |
1585 | * Pass window events into the event queue. | |
1586 | * | |
1587 | * @param event window event received | |
1588 | */ | |
1589 | public void windowDeactivated(final WindowEvent event) { | |
1590 | // Ignore | |
1591 | } | |
1592 | ||
1593 | /** | |
1594 | * Pass window events into the event queue. | |
1595 | * | |
1596 | * @param event window event received | |
1597 | */ | |
1598 | public void windowDeiconified(final WindowEvent event) { | |
1599 | // Ignore | |
1600 | } | |
1601 | ||
1602 | /** | |
1603 | * Pass window events into the event queue. | |
1604 | * | |
1605 | * @param event window event received | |
1606 | */ | |
1607 | public void windowIconified(final WindowEvent event) { | |
1608 | // Ignore | |
1609 | } | |
1610 | ||
1611 | /** | |
1612 | * Pass window events into the event queue. | |
1613 | * | |
1614 | * @param event window event received | |
1615 | */ | |
1616 | public void windowOpened(final WindowEvent event) { | |
1617 | // Ignore | |
1618 | } | |
1619 | ||
1620 | /** | |
1621 | * Pass component events into the event queue. | |
1622 | * | |
1623 | * @param event component event received | |
1624 | */ | |
1625 | public void componentHidden(final ComponentEvent event) { | |
1626 | // Ignore | |
1627 | } | |
1628 | ||
1629 | /** | |
1630 | * Pass component events into the event queue. | |
1631 | * | |
1632 | * @param event component event received | |
1633 | */ | |
1634 | public void componentShown(final ComponentEvent event) { | |
1635 | // Ignore | |
1636 | } | |
1637 | ||
1638 | /** | |
1639 | * Pass component events into the event queue. | |
1640 | * | |
1641 | * @param event component event received | |
1642 | */ | |
1643 | public void componentMoved(final ComponentEvent event) { | |
1644 | // Ignore | |
1645 | } | |
1646 | ||
1647 | /** | |
1648 | * Pass component events into the event queue. | |
1649 | * | |
1650 | * @param event component event received | |
1651 | */ | |
1652 | public void componentResized(final ComponentEvent event) { | |
1653 | if (gotFontDimensions == false) { | |
1654 | // We are still waiting to get font information. Don't pass a | |
1655 | // resize event up. | |
1656 | // System.err.println("size " + swing.getComponent().getSize()); | |
1657 | return; | |
1658 | } | |
1659 | ||
1660 | // Drop a new TResizeEvent into the queue | |
1661 | sessionInfo.queryWindowSize(); | |
1662 | synchronized (eventQueue) { | |
1663 | TResizeEvent windowResize = new TResizeEvent(TResizeEvent.Type.SCREEN, | |
1664 | sessionInfo.getWindowWidth(), sessionInfo.getWindowHeight()); | |
1665 | eventQueue.add(windowResize); | |
1666 | } | |
1667 | synchronized (listener) { | |
1668 | listener.notifyAll(); | |
1669 | } | |
1670 | } | |
1671 | ||
1672 | /** | |
1673 | * Pass mouse events into the event queue. | |
1674 | * | |
1675 | * @param mouse mouse event received | |
1676 | */ | |
1677 | public void mouseDragged(final MouseEvent mouse) { | |
1678 | int modifiers = mouse.getModifiersEx(); | |
1679 | boolean eventMouse1 = false; | |
1680 | boolean eventMouse2 = false; | |
1681 | boolean eventMouse3 = false; | |
1682 | if ((modifiers & MouseEvent.BUTTON1_DOWN_MASK) != 0) { | |
1683 | eventMouse1 = true; | |
1684 | } | |
1685 | if ((modifiers & MouseEvent.BUTTON2_DOWN_MASK) != 0) { | |
1686 | eventMouse2 = true; | |
1687 | } | |
1688 | if ((modifiers & MouseEvent.BUTTON3_DOWN_MASK) != 0) { | |
1689 | eventMouse3 = true; | |
1690 | } | |
1691 | mouse1 = eventMouse1; | |
1692 | mouse2 = eventMouse2; | |
1693 | mouse3 = eventMouse3; | |
1694 | int x = textColumn(mouse.getX()); | |
1695 | int y = textRow(mouse.getY()); | |
1696 | ||
1697 | TMouseEvent mouseEvent = new TMouseEvent(TMouseEvent.Type.MOUSE_MOTION, | |
1698 | x, y, x, y, mouse1, mouse2, mouse3, false, false); | |
1699 | ||
1700 | synchronized (eventQueue) { | |
1701 | eventQueue.add(mouseEvent); | |
1702 | } | |
1703 | synchronized (listener) { | |
1704 | listener.notifyAll(); | |
1705 | } | |
1706 | } | |
1707 | ||
1708 | /** | |
1709 | * Pass mouse events into the event queue. | |
1710 | * | |
1711 | * @param mouse mouse event received | |
1712 | */ | |
1713 | public void mouseMoved(final MouseEvent mouse) { | |
1714 | int x = textColumn(mouse.getX()); | |
1715 | int y = textRow(mouse.getY()); | |
1716 | if ((x == oldMouseX) && (y == oldMouseY)) { | |
1717 | // Bail out, we've moved some pixels but not a whole text cell. | |
1718 | return; | |
1719 | } | |
1720 | oldMouseX = x; | |
1721 | oldMouseY = y; | |
1722 | ||
1723 | TMouseEvent mouseEvent = new TMouseEvent(TMouseEvent.Type.MOUSE_MOTION, | |
1724 | x, y, x, y, mouse1, mouse2, mouse3, false, false); | |
1725 | ||
1726 | synchronized (eventQueue) { | |
1727 | eventQueue.add(mouseEvent); | |
1728 | } | |
1729 | synchronized (listener) { | |
1730 | listener.notifyAll(); | |
1731 | } | |
1732 | } | |
1733 | ||
1734 | /** | |
1735 | * Pass mouse events into the event queue. | |
1736 | * | |
1737 | * @param mouse mouse event received | |
1738 | */ | |
1739 | public void mouseClicked(final MouseEvent mouse) { | |
1740 | // Ignore | |
1741 | } | |
1742 | ||
1743 | /** | |
1744 | * Pass mouse events into the event queue. | |
1745 | * | |
1746 | * @param mouse mouse event received | |
1747 | */ | |
1748 | public void mouseEntered(final MouseEvent mouse) { | |
1749 | // Ignore | |
1750 | } | |
1751 | ||
1752 | /** | |
1753 | * Pass mouse events into the event queue. | |
1754 | * | |
1755 | * @param mouse mouse event received | |
1756 | */ | |
1757 | public void mouseExited(final MouseEvent mouse) { | |
1758 | // Ignore | |
1759 | } | |
1760 | ||
1761 | /** | |
1762 | * Pass mouse events into the event queue. | |
1763 | * | |
1764 | * @param mouse mouse event received | |
1765 | */ | |
1766 | public void mousePressed(final MouseEvent mouse) { | |
1767 | int modifiers = mouse.getModifiersEx(); | |
1768 | boolean eventMouse1 = false; | |
1769 | boolean eventMouse2 = false; | |
1770 | boolean eventMouse3 = false; | |
1771 | if ((modifiers & MouseEvent.BUTTON1_DOWN_MASK) != 0) { | |
1772 | eventMouse1 = true; | |
1773 | } | |
1774 | if ((modifiers & MouseEvent.BUTTON2_DOWN_MASK) != 0) { | |
1775 | eventMouse2 = true; | |
1776 | } | |
1777 | if ((modifiers & MouseEvent.BUTTON3_DOWN_MASK) != 0) { | |
1778 | eventMouse3 = true; | |
1779 | } | |
1780 | mouse1 = eventMouse1; | |
1781 | mouse2 = eventMouse2; | |
1782 | mouse3 = eventMouse3; | |
1783 | int x = textColumn(mouse.getX()); | |
1784 | int y = textRow(mouse.getY()); | |
1785 | ||
1786 | TMouseEvent mouseEvent = new TMouseEvent(TMouseEvent.Type.MOUSE_DOWN, | |
1787 | x, y, x, y, mouse1, mouse2, mouse3, false, false); | |
1788 | ||
1789 | synchronized (eventQueue) { | |
1790 | eventQueue.add(mouseEvent); | |
1791 | } | |
1792 | synchronized (listener) { | |
1793 | listener.notifyAll(); | |
1794 | } | |
1795 | } | |
1796 | ||
1797 | /** | |
1798 | * Pass mouse events into the event queue. | |
1799 | * | |
1800 | * @param mouse mouse event received | |
1801 | */ | |
1802 | public void mouseReleased(final MouseEvent mouse) { | |
1803 | int modifiers = mouse.getModifiersEx(); | |
1804 | boolean eventMouse1 = false; | |
1805 | boolean eventMouse2 = false; | |
1806 | boolean eventMouse3 = false; | |
1807 | if ((modifiers & MouseEvent.BUTTON1_DOWN_MASK) != 0) { | |
1808 | eventMouse1 = true; | |
1809 | } | |
1810 | if ((modifiers & MouseEvent.BUTTON2_DOWN_MASK) != 0) { | |
1811 | eventMouse2 = true; | |
1812 | } | |
1813 | if ((modifiers & MouseEvent.BUTTON3_DOWN_MASK) != 0) { | |
1814 | eventMouse3 = true; | |
1815 | } | |
1816 | if (mouse1) { | |
1817 | mouse1 = false; | |
1818 | eventMouse1 = true; | |
1819 | } | |
1820 | if (mouse2) { | |
1821 | mouse2 = false; | |
1822 | eventMouse2 = true; | |
1823 | } | |
1824 | if (mouse3) { | |
1825 | mouse3 = false; | |
1826 | eventMouse3 = true; | |
1827 | } | |
1828 | int x = textColumn(mouse.getX()); | |
1829 | int y = textRow(mouse.getY()); | |
1830 | ||
1831 | TMouseEvent mouseEvent = new TMouseEvent(TMouseEvent.Type.MOUSE_UP, | |
1832 | x, y, x, y, eventMouse1, eventMouse2, eventMouse3, false, false); | |
1833 | ||
1834 | synchronized (eventQueue) { | |
1835 | eventQueue.add(mouseEvent); | |
1836 | } | |
1837 | synchronized (listener) { | |
1838 | listener.notifyAll(); | |
1839 | } | |
1840 | } | |
1841 | ||
1842 | /** | |
1843 | * Pass mouse events into the event queue. | |
1844 | * | |
1845 | * @param mouse mouse event received | |
1846 | */ | |
1847 | public void mouseWheelMoved(final MouseWheelEvent mouse) { | |
1848 | int modifiers = mouse.getModifiersEx(); | |
1849 | boolean eventMouse1 = false; | |
1850 | boolean eventMouse2 = false; | |
1851 | boolean eventMouse3 = false; | |
1852 | boolean mouseWheelUp = false; | |
1853 | boolean mouseWheelDown = false; | |
1854 | if ((modifiers & MouseEvent.BUTTON1_DOWN_MASK) != 0) { | |
1855 | eventMouse1 = true; | |
1856 | } | |
1857 | if ((modifiers & MouseEvent.BUTTON2_DOWN_MASK) != 0) { | |
1858 | eventMouse2 = true; | |
1859 | } | |
1860 | if ((modifiers & MouseEvent.BUTTON3_DOWN_MASK) != 0) { | |
1861 | eventMouse3 = true; | |
1862 | } | |
1863 | mouse1 = eventMouse1; | |
1864 | mouse2 = eventMouse2; | |
1865 | mouse3 = eventMouse3; | |
1866 | int x = textColumn(mouse.getX()); | |
1867 | int y = textRow(mouse.getY()); | |
1868 | if (mouse.getWheelRotation() > 0) { | |
1869 | mouseWheelDown = true; | |
1870 | } | |
1871 | if (mouse.getWheelRotation() < 0) { | |
1872 | mouseWheelUp = true; | |
1873 | } | |
1874 | ||
1875 | TMouseEvent mouseEvent = new TMouseEvent(TMouseEvent.Type.MOUSE_DOWN, | |
1876 | x, y, x, y, mouse1, mouse2, mouse3, mouseWheelUp, mouseWheelDown); | |
1877 | ||
1878 | synchronized (eventQueue) { | |
1879 | eventQueue.add(mouseEvent); | |
1880 | } | |
1881 | synchronized (listener) { | |
1882 | listener.notifyAll(); | |
1883 | } | |
1884 | } | |
1885 | ||
1886 | } |