Commit | Line | Data |
---|---|---|
d626bc9b MS |
1 | /** |
2 | * DOUBLE BLACK DIAMOND DOUBLE BLACK DIAMOND | |
3 | * | |
4 | * //\\ //\\ //\\ //\\ | |
5 | * ///\\\ ///\\\ ///\\\ ///\\\ | |
6 | * \\\/// \\\/// \\\/// \\\/// | |
7 | * \\// \\// \\// \\// | |
8 | * | |
9 | * EXPERTS ONLY!! EXPERTS ONLY!! | |
10 | * | |
11 | * Little UI framework in progress to handle mouse events, layout, | |
12 | * redrawing, etc. | |
13 | */ | |
14 | ||
15 | final color lightGreen = #669966; | |
16 | final color lightBlue = #666699; | |
17 | final color bgGray = #444444; | |
18 | final color defaultTextColor = #999999; | |
19 | final PFont defaultItemFont = createFont("Lucida Grande", 11); | |
20 | final PFont defaultTitleFont = createFont("Myriad Pro", 10); | |
21 | ||
22 | public abstract class UIObject { | |
23 | ||
4bca76c3 MS |
24 | protected final static int DOUBLE_CLICK_THRESHOLD = 300; |
25 | ||
d626bc9b MS |
26 | protected final List<UIObject> children = new ArrayList<UIObject>(); |
27 | ||
28 | protected boolean needsRedraw = true; | |
29 | protected boolean childNeedsRedraw = true; | |
30 | ||
31 | protected float x=0, y=0, w=0, h=0; | |
32 | ||
33 | public UIContainer parent = null; | |
34 | ||
35 | protected boolean visible = true; | |
36 | ||
37 | public UIObject() {} | |
38 | ||
39 | public UIObject(float x, float y, float w, float h) { | |
40 | this.x = x; | |
41 | this.y = y; | |
42 | this.w = w; | |
43 | this.h = h; | |
44 | } | |
45 | ||
46 | public boolean isVisible() { | |
47 | return visible; | |
48 | } | |
49 | ||
50 | public UIObject setVisible(boolean visible) { | |
51 | if (visible != this.visible) { | |
52 | this.visible = visible; | |
53 | redraw(); | |
54 | } | |
55 | return this; | |
56 | } | |
57 | ||
58 | public final UIObject setPosition(float x, float y) { | |
59 | this.x = x; | |
60 | this.y = y; | |
61 | redraw(); | |
62 | return this; | |
63 | } | |
64 | ||
65 | public final UIObject setSize(float w, float h) { | |
66 | this.w = w; | |
67 | this.h = h; | |
68 | redraw(); | |
69 | return this; | |
70 | } | |
71 | ||
72 | public final UIObject addToContainer(UIContainer c) { | |
73 | c.children.add(this); | |
74 | this.parent = c; | |
75 | return this; | |
76 | } | |
77 | ||
78 | public final UIObject removeFromContainer(UIContainer c) { | |
79 | c.children.remove(this); | |
80 | this.parent = null; | |
81 | return this; | |
82 | } | |
83 | ||
84 | public final UIObject redraw() { | |
85 | _redraw(); | |
86 | UIObject p = this.parent; | |
87 | while (p != null) { | |
88 | p.childNeedsRedraw = true; | |
89 | p = p.parent; | |
90 | } | |
91 | return this; | |
92 | } | |
93 | ||
94 | private final void _redraw() { | |
95 | needsRedraw = true; | |
96 | for (UIObject child : children) { | |
97 | childNeedsRedraw = true; | |
98 | child._redraw(); | |
99 | } | |
100 | } | |
101 | ||
102 | public final void draw(PGraphics pg) { | |
103 | if (!visible) { | |
104 | return; | |
105 | } | |
106 | if (needsRedraw) { | |
107 | needsRedraw = false; | |
108 | onDraw(pg); | |
109 | } | |
110 | if (childNeedsRedraw) { | |
111 | childNeedsRedraw = false; | |
112 | for (UIObject child : children) { | |
113 | if (needsRedraw || child.needsRedraw || child.childNeedsRedraw) { | |
114 | pg.pushMatrix(); | |
115 | pg.translate(child.x, child.y); | |
116 | child.draw(pg); | |
117 | pg.popMatrix(); | |
118 | } | |
119 | } | |
120 | } | |
121 | } | |
122 | ||
123 | public final boolean contains(float x, float y) { | |
124 | return | |
125 | (x >= this.x && x < (this.x + this.w)) && | |
126 | (y >= this.y && y < (this.y + this.h)); | |
127 | } | |
128 | ||
129 | protected void onDraw(PGraphics pg) {} | |
130 | protected void onMousePressed(float mx, float my) {} | |
131 | protected void onMouseReleased(float mx, float my) {} | |
132 | protected void onMouseDragged(float mx, float my, float dx, float dy) {} | |
133 | protected void onMouseWheel(float mx, float my, float dx) {} | |
134 | } | |
135 | ||
136 | public class UIContainer extends UIObject { | |
137 | ||
138 | private UIObject focusedChild = null; | |
139 | ||
140 | public UIContainer() {} | |
141 | ||
142 | public UIContainer(float x, float y, float w, float h) { | |
143 | super(x, y, w, h); | |
144 | } | |
145 | ||
146 | public UIContainer(UIObject[] children) { | |
147 | for (UIObject child : children) { | |
148 | child.addToContainer(this); | |
149 | } | |
150 | } | |
151 | ||
152 | protected void onMousePressed(float mx, float my) { | |
153 | for (int i = children.size() - 1; i >= 0; --i) { | |
154 | UIObject child = children.get(i); | |
155 | if (child.contains(mx, my)) { | |
156 | child.onMousePressed(mx - child.x, my - child.y); | |
157 | focusedChild = child; | |
158 | break; | |
159 | } | |
160 | } | |
161 | } | |
162 | ||
163 | protected void onMouseReleased(float mx, float my) { | |
164 | if (focusedChild != null) { | |
165 | focusedChild.onMouseReleased(mx - focusedChild.x, my - focusedChild.y); | |
166 | } | |
167 | focusedChild = null; | |
168 | } | |
169 | ||
170 | protected void onMouseDragged(float mx, float my, float dx, float dy) { | |
171 | if (focusedChild != null) { | |
172 | focusedChild.onMouseDragged(mx - focusedChild.x, my - focusedChild.y, dx, dy); | |
173 | } | |
174 | } | |
175 | ||
176 | protected void onMouseWheel(float mx, float my, float delta) { | |
177 | for (UIObject child : children) { | |
178 | if (child.contains(mx, my)) { | |
179 | child.onMouseWheel(mx - child.x, mx - child.y, delta); | |
180 | } | |
181 | } | |
182 | } | |
183 | ||
184 | } | |
185 | ||
186 | public class UIContext extends UIContainer { | |
187 | ||
188 | final public PGraphics pg; | |
189 | ||
190 | UIContext(float x, float y, float w, float h) { | |
191 | super(x, y, w, h); | |
192 | pg = createGraphics((int)w, (int)h, JAVA2D); | |
193 | pg.smooth(); | |
194 | } | |
195 | ||
196 | public void draw() { | |
197 | if (!visible) { | |
198 | return; | |
199 | } | |
200 | if (needsRedraw || childNeedsRedraw) { | |
201 | pg.beginDraw(); | |
202 | draw(pg); | |
203 | pg.endDraw(); | |
204 | } | |
205 | image(pg, x, y); | |
206 | } | |
207 | ||
208 | private float px, py; | |
209 | private boolean dragging = false; | |
210 | ||
211 | public boolean mousePressed(float mx, float my) { | |
212 | if (!visible) { | |
213 | return false; | |
214 | } | |
215 | if (contains(mx, my)) { | |
216 | dragging = true; | |
217 | px = mx; | |
218 | py = my; | |
219 | onMousePressed(mx - x, my - y); | |
220 | return true; | |
221 | } | |
222 | return false; | |
223 | } | |
224 | ||
225 | public boolean mouseReleased(float mx, float my) { | |
226 | if (!visible) { | |
227 | return false; | |
228 | } | |
229 | dragging = false; | |
230 | onMouseReleased(mx - x, my - y); | |
231 | return true; | |
232 | } | |
233 | ||
234 | public boolean mouseDragged(float mx, float my) { | |
235 | if (!visible) { | |
236 | return false; | |
237 | } | |
238 | if (dragging) { | |
239 | float dx = mx - px; | |
240 | float dy = my - py; | |
241 | onMouseDragged(mx - x, my - y, dx, dy); | |
242 | px = mx; | |
243 | py = my; | |
244 | return true; | |
245 | } | |
246 | return false; | |
247 | } | |
248 | ||
249 | public boolean mouseWheel(float mx, float my, float delta) { | |
250 | if (!visible) { | |
251 | return false; | |
252 | } | |
253 | if (contains(mx, my)) { | |
254 | onMouseWheel(mx - x, my - y, delta); | |
255 | return true; | |
256 | } | |
257 | return false; | |
258 | } | |
259 | } | |
260 | ||
261 | public class UIWindow extends UIContext { | |
262 | ||
263 | protected final static int titleHeight = 24; | |
264 | ||
265 | public UIWindow(String label, float x, float y, float w, float h) { | |
266 | super(x, y, w, h); | |
267 | new UILabel(6, 8, w-6, titleHeight-8) { | |
268 | protected void onMouseDragged(float mx, float my, float dx, float dy) { | |
269 | parent.x = constrain(parent.x + dx, 0, width - w); | |
270 | parent.y = constrain(parent.y + dy, 0, height - h); | |
271 | } | |
272 | }.setLabel(label).setFont(defaultTitleFont).addToContainer(this); | |
273 | } | |
274 | ||
275 | protected void onDraw(PGraphics pg) { | |
276 | pg.noStroke(); | |
277 | pg.fill(#444444); | |
278 | pg.stroke(#292929); | |
279 | pg.rect(0, 0, w-1, h-1); | |
280 | } | |
281 | } | |
282 | ||
283 | public class UILabel extends UIObject { | |
284 | ||
285 | private PFont font = defaultTitleFont; | |
286 | private color fontColor = #CCCCCC; | |
287 | private String label = ""; | |
288 | ||
289 | public UILabel(float x, float y, float w, float h) { | |
290 | super(x, y, w, h); | |
291 | } | |
292 | ||
293 | protected void onDraw(PGraphics pg) { | |
294 | pg.textAlign(LEFT, TOP); | |
295 | pg.textFont(font); | |
296 | pg.fill(fontColor); | |
297 | pg.text(label, 0, 0); | |
298 | } | |
299 | ||
300 | public UILabel setFont(PFont font) { | |
301 | this.font = font; | |
302 | redraw(); | |
303 | return this; | |
304 | } | |
305 | ||
306 | public UILabel setFontColor(color fontColor) { | |
307 | this.fontColor = fontColor; | |
308 | redraw(); | |
309 | return this; | |
310 | } | |
311 | ||
312 | public UILabel setLabel(String label) { | |
313 | this.label = label; | |
314 | redraw(); | |
315 | return this; | |
316 | } | |
317 | } | |
318 | ||
9692dc7b MS |
319 | public class UICheckbox extends UIButton { |
320 | ||
321 | private boolean firstDraw = true; | |
322 | ||
323 | public UICheckbox(float x, float y, float w, float h) { | |
324 | super(x, y, w, h); | |
325 | setMomentary(false); | |
326 | } | |
327 | ||
328 | public void onDraw(PGraphics pg) { | |
329 | pg.stroke(borderColor); | |
330 | pg.fill(active ? activeColor : inactiveColor); | |
331 | pg.rect(0, 0, h, h); | |
332 | if (firstDraw) { | |
333 | pg.fill(labelColor); | |
334 | pg.textFont(defaultItemFont); | |
335 | pg.textAlign(LEFT, CENTER); | |
336 | pg.text(label, h + 4, h/2); | |
337 | firstDraw = false; | |
338 | } | |
339 | } | |
340 | ||
341 | } | |
342 | ||
d626bc9b MS |
343 | public class UIButton extends UIObject { |
344 | ||
9692dc7b MS |
345 | protected boolean active = false; |
346 | protected boolean isMomentary = false; | |
347 | protected color borderColor = #666666; | |
348 | protected color inactiveColor = #222222; | |
349 | protected color activeColor = #669966; | |
350 | protected color labelColor = #999999; | |
351 | protected String label = ""; | |
d626bc9b MS |
352 | |
353 | public UIButton(float x, float y, float w, float h) { | |
354 | super(x, y, w, h); | |
355 | } | |
356 | ||
357 | public UIButton setMomentary(boolean momentary) { | |
358 | isMomentary = momentary; | |
359 | return this; | |
360 | } | |
361 | ||
362 | protected void onDraw(PGraphics pg) { | |
363 | pg.stroke(borderColor); | |
364 | pg.fill(active ? activeColor : inactiveColor); | |
365 | pg.rect(0, 0, w, h); | |
366 | if (label != null && label.length() > 0) { | |
367 | pg.fill(active ? #FFFFFF : labelColor); | |
368 | pg.textFont(defaultItemFont); | |
369 | pg.textAlign(CENTER); | |
370 | pg.text(label, w/2, h-5); | |
371 | } | |
372 | } | |
373 | ||
374 | protected void onMousePressed(float mx, float my) { | |
375 | if (isMomentary) { | |
376 | setActive(true); | |
377 | } else { | |
378 | setActive(!active); | |
379 | } | |
380 | } | |
381 | ||
382 | protected void onMouseReleased(float mx, float my) { | |
383 | if (isMomentary) { | |
384 | setActive(false); | |
385 | } | |
386 | } | |
387 | ||
9692dc7b MS |
388 | public boolean isActive() { |
389 | return active; | |
390 | } | |
391 | ||
d626bc9b MS |
392 | public UIButton setActive(boolean active) { |
393 | this.active = active; | |
394 | onToggle(active); | |
395 | redraw(); | |
396 | return this; | |
397 | } | |
398 | ||
399 | public UIButton toggle() { | |
400 | return setActive(!active); | |
401 | } | |
402 | ||
403 | protected void onToggle(boolean active) {} | |
404 | ||
405 | public UIButton setBorderColor(color borderColor) { | |
406 | if (this.borderColor != borderColor) { | |
407 | this.borderColor = borderColor; | |
408 | redraw(); | |
409 | } | |
410 | return this; | |
411 | } | |
412 | ||
413 | public UIButton setActiveColor(color activeColor) { | |
414 | if (this.activeColor != activeColor) { | |
415 | this.activeColor = activeColor; | |
416 | if (active) { | |
417 | redraw(); | |
418 | } | |
419 | } | |
420 | return this; | |
421 | } | |
422 | ||
423 | public UIButton setInactiveColor(color inactiveColor) { | |
424 | if (this.inactiveColor != inactiveColor) { | |
425 | this.inactiveColor = inactiveColor; | |
426 | if (!active) { | |
427 | redraw(); | |
428 | } | |
429 | } | |
430 | return this; | |
431 | } | |
432 | ||
433 | public UIButton setLabelColor(color labelColor) { | |
434 | if (this.labelColor != labelColor) { | |
435 | this.labelColor = labelColor; | |
436 | redraw(); | |
437 | } | |
438 | return this; | |
439 | } | |
440 | ||
441 | public UIButton setLabel(String label) { | |
442 | if (!this.label.equals(label)) { | |
443 | this.label = label; | |
444 | redraw(); | |
445 | } | |
446 | return this; | |
447 | } | |
448 | ||
449 | public void onMousePressed() { | |
450 | setActive(!active); | |
451 | } | |
452 | } | |
453 | ||
454 | public class UIToggleSet extends UIObject { | |
455 | ||
456 | private String[] options; | |
457 | private int[] boundaries; | |
458 | private String value; | |
459 | ||
460 | public UIToggleSet(float x, float y, float w, float h) { | |
461 | super(x, y, w, h); | |
462 | } | |
463 | ||
464 | public UIToggleSet setOptions(String[] options) { | |
465 | this.options = options; | |
466 | boundaries = new int[options.length]; | |
467 | int totalLength = 0; | |
468 | for (String s : options) { | |
469 | totalLength += s.length(); | |
470 | } | |
471 | int lengthSoFar = 0; | |
472 | for (int i = 0; i < options.length; ++i) { | |
473 | lengthSoFar += options[i].length(); | |
474 | boundaries[i] = (int) (lengthSoFar * w / totalLength); | |
475 | } | |
476 | value = options[0]; | |
477 | redraw(); | |
478 | return this; | |
479 | } | |
480 | ||
481 | public String getValue() { | |
482 | return value; | |
483 | } | |
484 | ||
485 | public UIToggleSet setValue(String option) { | |
486 | value = option; | |
487 | onToggle(value); | |
488 | redraw(); | |
489 | return this; | |
490 | } | |
491 | ||
492 | public void onDraw(PGraphics pg) { | |
493 | pg.stroke(#666666); | |
494 | pg.fill(#222222); | |
495 | pg.rect(0, 0, w, h); | |
496 | for (int b : boundaries) { | |
497 | pg.line(b, 1, b, h-1); | |
498 | } | |
499 | pg.noStroke(); | |
500 | pg.textAlign(CENTER); | |
501 | pg.textFont(defaultItemFont); | |
502 | int leftBoundary = 0; | |
503 | ||
504 | for (int i = 0; i < options.length; ++i) { | |
505 | boolean isActive = options[i] == value; | |
506 | if (isActive) { | |
507 | pg.fill(lightGreen); | |
508 | pg.rect(leftBoundary + 1, 1, boundaries[i] - leftBoundary - 1, h-1); | |
509 | } | |
510 | pg.fill(isActive ? #FFFFFF : #999999); | |
511 | pg.text(options[i], (leftBoundary + boundaries[i]) / 2., h-6); | |
512 | leftBoundary = boundaries[i]; | |
513 | } | |
514 | } | |
515 | ||
516 | public void onMousePressed(float mx, float my) { | |
517 | for (int i = 0; i < boundaries.length; ++i) { | |
518 | if (mx < boundaries[i]) { | |
519 | setValue(options[i]); | |
520 | break; | |
521 | } | |
522 | } | |
523 | } | |
524 | ||
525 | protected void onToggle(String option) {} | |
526 | ||
527 | } | |
528 | ||
529 | ||
b8bb2748 | 530 | public abstract class UIParameterControl extends UIObject implements LXParameterListener { |
d626bc9b MS |
531 | protected LXParameter parameter = null; |
532 | ||
533 | protected UIParameterControl(float x, float y, float w, float h) { | |
534 | super(x, y, w, h); | |
535 | } | |
536 | ||
537 | public void onParameterChanged(LXParameter parameter) { | |
538 | redraw(); | |
539 | } | |
540 | ||
d12e46b6 MS |
541 | protected float getNormalized() { |
542 | if (parameter != null) { | |
543 | if (parameter instanceof BasicParameter) { | |
544 | return ((BasicParameter)parameter).getNormalizedf(); | |
545 | } | |
546 | return parameter.getValuef(); | |
547 | } | |
548 | return 0; | |
549 | } | |
550 | ||
551 | protected UIParameterControl setNormalized(float value) { | |
552 | if (parameter != null) { | |
553 | if (parameter instanceof BasicParameter) { | |
554 | ((BasicParameter)parameter).setNormalized(value); | |
555 | } else { | |
556 | parameter.setValue(value); | |
557 | } | |
558 | } | |
559 | return this; | |
560 | } | |
561 | ||
d626bc9b MS |
562 | public UIParameterControl setParameter(LXParameter parameter) { |
563 | if (this.parameter != null) { | |
564 | if (this.parameter instanceof LXListenableParameter) { | |
565 | ((LXListenableParameter)this.parameter).removeListener(this); | |
566 | } | |
567 | } | |
568 | this.parameter = parameter; | |
569 | if (this.parameter != null) { | |
570 | if (this.parameter instanceof LXListenableParameter) { | |
571 | ((LXListenableParameter)this.parameter).addListener(this); | |
572 | } | |
573 | } | |
574 | redraw(); | |
575 | return this; | |
576 | } | |
577 | } | |
578 | ||
579 | public class UIParameterKnob extends UIParameterControl { | |
580 | private int knobSize = 28; | |
581 | private final float knobIndent = .4; | |
582 | private final int knobLabelHeight = 14; | |
d12e46b6 | 583 | private boolean showValue = false; |
d626bc9b MS |
584 | |
585 | public UIParameterKnob(float x, float y) { | |
586 | this(x, y, 0, 0); | |
587 | setSize(knobSize, knobSize + knobLabelHeight); | |
588 | } | |
589 | ||
590 | public UIParameterKnob(float x, float y, float w, float h) { | |
591 | super(x, y, w, h); | |
592 | } | |
593 | ||
594 | protected void onDraw(PGraphics pg) { | |
d12e46b6 | 595 | float knobValue = getNormalized(); |
d626bc9b MS |
596 | |
597 | pg.ellipseMode(CENTER); | |
598 | pg.noStroke(); | |
599 | ||
600 | pg.fill(bgGray); | |
601 | pg.rect(0, 0, knobSize, knobSize); | |
602 | ||
603 | // Full outer dark ring | |
604 | pg.fill(#222222); | |
605 | pg.arc(knobSize/2, knobSize/2, knobSize, knobSize, HALF_PI + knobIndent, HALF_PI + knobIndent + (TWO_PI-2*knobIndent)); | |
606 | ||
607 | // Light ring indicating value | |
608 | pg.fill(lightGreen); | |
609 | pg.arc(knobSize/2, knobSize/2, knobSize, knobSize, HALF_PI + knobIndent, HALF_PI + knobIndent + knobValue*(TWO_PI-2*knobIndent)); | |
610 | ||
611 | // Center circle of knob | |
612 | pg.fill(#333333); | |
613 | pg.ellipse(knobSize/2, knobSize/2, knobSize/2, knobSize/2); | |
614 | ||
d12e46b6 MS |
615 | String knobLabel; |
616 | if (showValue) { | |
617 | knobLabel = (parameter != null) ? ("" + parameter.getValue()) : null; | |
618 | } else { | |
619 | knobLabel = (parameter != null) ? parameter.getLabel() : null; | |
620 | } | |
d626bc9b MS |
621 | if (knobLabel == null) { |
622 | knobLabel = "-"; | |
623 | } else if (knobLabel.length() > 4) { | |
624 | knobLabel = knobLabel.substring(0, 4); | |
625 | } | |
626 | pg.fill(#000000); | |
627 | pg.rect(0, knobSize + 2, knobSize, knobLabelHeight - 2); | |
628 | pg.fill(#999999); | |
629 | pg.textAlign(CENTER); | |
630 | pg.textFont(defaultTitleFont); | |
631 | pg.text(knobLabel, knobSize/2, knobSize + knobLabelHeight - 2); | |
632 | } | |
633 | ||
4bca76c3 MS |
634 | private long lastMousePress = 0; |
635 | public void onMousePressed(float mx, float my) { | |
636 | super.onMousePressed(mx, my); | |
637 | long now = millis(); | |
638 | if (now - lastMousePress < DOUBLE_CLICK_THRESHOLD) { | |
639 | parameter.reset(); | |
640 | lastMousePress = 0; | |
641 | } else { | |
642 | lastMousePress = now; | |
643 | } | |
d12e46b6 MS |
644 | showValue = true; |
645 | redraw(); | |
646 | } | |
647 | ||
648 | public void onMouseReleased(float mx, float my) { | |
649 | showValue = false; | |
650 | redraw(); | |
4bca76c3 MS |
651 | } |
652 | ||
d626bc9b | 653 | public void onMouseDragged(float mx, float my, float dx, float dy) { |
d12e46b6 MS |
654 | float value = constrain(getNormalized() - dy / 100., 0, 1); |
655 | setNormalized(value); | |
d626bc9b MS |
656 | } |
657 | } | |
658 | ||
659 | public class UIParameterSlider extends UIParameterControl { | |
660 | ||
661 | private static final float handleWidth = 12; | |
662 | ||
663 | UIParameterSlider(float x, float y, float w, float h) { | |
664 | super(x, y, w, h); | |
665 | } | |
666 | ||
667 | protected void onDraw(PGraphics pg) { | |
668 | pg.noStroke(); | |
669 | pg.fill(#333333); | |
670 | pg.rect(0, 0, w, h); | |
671 | pg.fill(#222222); | |
672 | pg.rect(4, h/2-2, w-8, 4); | |
673 | pg.fill(#666666); | |
674 | pg.stroke(#222222); | |
675 | pg.rect((int) (4 + parameter.getValuef() * (w-8-handleWidth)), 4, handleWidth, h-8); | |
676 | } | |
677 | ||
678 | private boolean editing = false; | |
34327c96 MS |
679 | private long lastClick = 0; |
680 | private float doubleClickMode = 0; | |
681 | private float doubleClickX = 0; | |
d626bc9b | 682 | protected void onMousePressed(float mx, float my) { |
34327c96 | 683 | long now = millis(); |
d12e46b6 | 684 | float handleLeft = 4 + getNormalized() * (w-8-handleWidth); |
d626bc9b MS |
685 | if (mx >= handleLeft && mx < handleLeft + handleWidth) { |
686 | editing = true; | |
34327c96 | 687 | } else { |
4bca76c3 | 688 | if ((now - lastClick) < DOUBLE_CLICK_THRESHOLD && abs(mx - doubleClickX) < 3) { |
d12e46b6 | 689 | setNormalized(doubleClickMode); |
34327c96 MS |
690 | } |
691 | doubleClickX = mx; | |
692 | if (mx < w*.25) { | |
693 | doubleClickMode = 0; | |
694 | } else if (mx > w*.75) { | |
695 | doubleClickMode = 1; | |
696 | } else { | |
697 | doubleClickMode = 0.5; | |
698 | } | |
d626bc9b | 699 | } |
34327c96 | 700 | lastClick = now; |
d626bc9b MS |
701 | } |
702 | ||
703 | protected void onMouseReleased(float mx, float my) { | |
704 | editing = false; | |
705 | } | |
706 | ||
707 | protected void onMouseDragged(float mx, float my, float dx, float dy) { | |
708 | if (editing) { | |
d12e46b6 | 709 | setNormalized(constrain((mx - handleWidth/2. - 4) / (w-8-handleWidth), 0, 1)); |
d626bc9b MS |
710 | } |
711 | } | |
712 | } | |
713 | ||
714 | public class UIScrollList extends UIObject { | |
715 | ||
716 | private List<ScrollItem> items = new ArrayList<ScrollItem>(); | |
717 | ||
718 | private PFont itemFont = defaultItemFont; | |
719 | private int itemHeight = 20; | |
720 | private color selectedColor = lightGreen; | |
721 | private color pendingColor = lightBlue; | |
722 | private int scrollOffset = 0; | |
723 | private int numVisibleItems = 0; | |
724 | ||
725 | private boolean hasScroll; | |
726 | private float scrollYStart; | |
727 | private float scrollYHeight; | |
728 | ||
729 | public UIScrollList(float x, float y, float w, float h) { | |
730 | super(x, y, w, h); | |
731 | } | |
732 | ||
733 | protected void onDraw(PGraphics pg) { | |
734 | int yp = 0; | |
735 | boolean even = true; | |
736 | for (int i = 0; i < numVisibleItems; ++i) { | |
737 | if (i + scrollOffset >= items.size()) { | |
738 | break; | |
739 | } | |
740 | ScrollItem item = items.get(i + scrollOffset); | |
741 | color itemColor; | |
742 | color labelColor = #FFFFFF; | |
743 | if (item.isSelected()) { | |
744 | itemColor = selectedColor; | |
745 | } else if (item.isPending()) { | |
746 | itemColor = pendingColor; | |
747 | } else { | |
748 | labelColor = #000000; | |
1f42cce7 | 749 | itemColor = #707070; |
d626bc9b | 750 | } |
1f42cce7 | 751 | float factor = even ? .92 : 1.08; |
4214e9a2 | 752 | itemColor = lx.scaleBrightness(itemColor, factor); |
1f42cce7 | 753 | |
d626bc9b MS |
754 | pg.noStroke(); |
755 | pg.fill(itemColor); | |
756 | pg.rect(0, yp, w, itemHeight); | |
757 | pg.fill(labelColor); | |
758 | pg.textFont(itemFont); | |
759 | pg.textAlign(LEFT, TOP); | |
760 | pg.text(item.getLabel(), 6, yp+4); | |
761 | ||
762 | yp += itemHeight; | |
763 | even = !even; | |
764 | } | |
765 | if (hasScroll) { | |
766 | pg.noStroke(); | |
a41f334c | 767 | pg.fill(0x26ffffff); |
d626bc9b MS |
768 | pg.rect(w-12, 0, 12, h); |
769 | pg.fill(#333333); | |
770 | pg.rect(w-12, scrollYStart, 12, scrollYHeight); | |
771 | } | |
772 | ||
773 | } | |
774 | ||
775 | private boolean scrolling = false; | |
776 | private ScrollItem pressedItem = null; | |
777 | ||
778 | public void onMousePressed(float mx, float my) { | |
779 | pressedItem = null; | |
780 | if (hasScroll && mx >= w-12) { | |
781 | if (my >= scrollYStart && my < (scrollYStart + scrollYHeight)) { | |
782 | scrolling = true; | |
783 | dAccum = 0; | |
784 | } | |
785 | } else { | |
786 | int index = (int) my / itemHeight; | |
787 | if (scrollOffset + index < items.size()) { | |
788 | pressedItem = items.get(scrollOffset + index); | |
789 | pressedItem.onMousePressed(); | |
d626bc9b MS |
790 | redraw(); |
791 | } | |
792 | } | |
793 | } | |
794 | ||
795 | public void onMouseReleased(float mx, float my) { | |
796 | scrolling = false; | |
797 | if (pressedItem != null) { | |
798 | pressedItem.onMouseReleased(); | |
799 | redraw(); | |
800 | } | |
801 | } | |
802 | ||
803 | private float dAccum = 0; | |
804 | public void onMouseDragged(float mx, float my, float dx, float dy) { | |
805 | if (scrolling) { | |
806 | dAccum += dy; | |
807 | float scrollOne = h / items.size(); | |
808 | int offset = (int) (dAccum / scrollOne); | |
809 | if (offset != 0) { | |
810 | dAccum -= offset * scrollOne; | |
811 | setScrollOffset(scrollOffset + offset); | |
812 | } | |
813 | } | |
814 | } | |
815 | ||
816 | private float wAccum = 0; | |
817 | public void onMouseWheel(float mx, float my, float delta) { | |
818 | wAccum += delta; | |
819 | int offset = (int) (wAccum / 5); | |
820 | if (offset != 0) { | |
821 | wAccum -= offset * 5; | |
822 | setScrollOffset(scrollOffset + offset); | |
823 | } | |
824 | } | |
825 | ||
826 | public void setScrollOffset(int offset) { | |
4df91daf | 827 | scrollOffset = constrain(offset, 0, max(0, items.size() - numVisibleItems)); |
a8d55ade MS |
828 | scrollYStart = round(scrollOffset * h / items.size()); |
829 | scrollYHeight = round(numVisibleItems * h / items.size()); | |
d626bc9b MS |
830 | redraw(); |
831 | } | |
832 | ||
833 | public UIScrollList setItems(List<ScrollItem> items) { | |
834 | this.items = items; | |
835 | numVisibleItems = (int) (h / itemHeight); | |
836 | hasScroll = items.size() > numVisibleItems; | |
837 | setScrollOffset(0); | |
838 | redraw(); | |
839 | return this; | |
840 | } | |
841 | } | |
842 | ||
843 | public interface ScrollItem { | |
844 | public boolean isSelected(); | |
845 | public boolean isPending(); | |
846 | public String getLabel(); | |
d626bc9b MS |
847 | public void onMousePressed(); |
848 | public void onMouseReleased(); | |
849 | } | |
850 | ||
851 | public abstract class AbstractScrollItem implements ScrollItem { | |
852 | public boolean isPending() { | |
853 | return false; | |
854 | } | |
855 | public void select() {} | |
856 | public void onMousePressed() {} | |
857 | public void onMouseReleased() {} | |
858 | } | |
859 | ||
860 | public class UIIntegerBox extends UIObject { | |
861 | ||
862 | private int minValue = 0; | |
863 | private int maxValue = MAX_INT; | |
864 | private int value = 0; | |
865 | ||
866 | UIIntegerBox(float x, float y, float w, float h) { | |
867 | super(x, y, w, h); | |
868 | } | |
869 | ||
870 | public UIIntegerBox setRange(int minValue, int maxValue) { | |
871 | this.minValue = minValue; | |
872 | this.maxValue = maxValue; | |
873 | setValue(constrain(value, minValue, maxValue)); | |
874 | return this; | |
875 | } | |
876 | ||
877 | protected void onDraw(PGraphics pg) { | |
78a44a1b | 878 | pg.stroke(#666666); |
d626bc9b MS |
879 | pg.fill(#222222); |
880 | pg.rect(0, 0, w, h); | |
881 | pg.textAlign(CENTER, CENTER); | |
882 | pg.textFont(defaultItemFont); | |
883 | pg.fill(#999999); | |
884 | pg.text("" + value, w/2, h/2); | |
885 | } | |
886 | ||
887 | protected void onValueChange(int value) {} | |
888 | ||
889 | float dAccum = 0; | |
890 | protected void onMousePressed(float mx, float my) { | |
891 | dAccum = 0; | |
892 | } | |
893 | ||
894 | protected void onMouseDragged(float mx, float my, float dx, float dy) { | |
895 | dAccum -= dy; | |
896 | int offset = (int) (dAccum / 5); | |
897 | dAccum = dAccum - (offset * 5); | |
898 | setValue(value + offset); | |
899 | } | |
900 | ||
901 | public int getValue() { | |
902 | return value; | |
903 | } | |
904 | ||
905 | public UIIntegerBox setValue(int value) { | |
906 | if (this.value != value) { | |
907 | int range = (maxValue - minValue + 1); | |
908 | while (value < minValue) { | |
909 | value += range; | |
910 | } | |
911 | this.value = minValue + (value - minValue) % range; | |
912 | this.onValueChange(this.value); | |
913 | redraw(); | |
914 | } | |
915 | return this; | |
916 | } | |
917 | } |