1ed0a2c5 |
1 | ;; Common Lisp bindings for Cairo |
2 | ;; Copyright 2005 Espen S. Johnsen <espen@users.sf.net> |
3 | ;; |
4 | ;; Permission is hereby granted, free of charge, to any person obtaining |
5 | ;; a copy of this software and associated documentation files (the |
6 | ;; "Software"), to deal in the Software without restriction, including |
7 | ;; without limitation the rights to use, copy, modify, merge, publish, |
8 | ;; distribute, sublicense, and/or sell copies of the Software, and to |
9 | ;; permit persons to whom the Software is furnished to do so, subject to |
10 | ;; the following conditions: |
11 | ;; |
12 | ;; The above copyright notice and this permission notice shall be |
13 | ;; included in all copies or substantial portions of the Software. |
14 | ;; |
15 | ;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
16 | ;; EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
17 | ;; MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
18 | ;; IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
19 | ;; CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
20 | ;; TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
21 | ;; SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
22 | |
a82cea45 |
23 | ;; $Id: cairo.lisp,v 1.6 2006-04-26 12:37:48 espen Exp $ |
1ed0a2c5 |
24 | |
25 | (in-package "CAIRO") |
26 | |
27 | (eval-when (:compile-toplevel :load-toplevel :execute) |
28 | (define-enum-type surface-format :argb32 :rgb24 :a8 :a1) |
29 | |
30 | (define-enum-type status |
31 | :success :no-memory :invalid-restore :invalid-pop-group |
32 | :no-current-point :invalid-matrix :invalid-status :null-pointer |
33 | :invalid-string :invalid-path-data :read-error :write-error |
34 | :surface-finished :surface-type-mismatch :pattern-type-mismatch |
35 | :invalid-content :invalid-format :invalid-visual :file-not-found |
36 | :invalid-dash) |
37 | |
38 | (define-enum-type fill-rule :winding :even-odd) |
39 | (define-enum-type line-cap :butt :round :square) |
40 | (define-enum-type line-join :miter :round :bevel) |
41 | (define-enum-type font-slant :normal :itaic :oblique) |
42 | (define-enum-type font-weight :normal :bold) |
43 | |
44 | (define-enum-type operator |
45 | :clear :source :over :in :out :atop :dest :dest-over |
46 | :dest-in :dest-out :dest-atop :xor :add :saturate) |
47 | |
48 | (define-enum-type antialias :default :none :gray :subpixel) |
49 | (define-enum-type extend :none :repeat :reflect) |
50 | (define-enum-type filter :fast :good :best :nearest :bilinear :gaussian) |
51 | (define-enum-type subpixel-order :default :rgb :bgr :vrgb :vbgr) |
52 | (define-enum-type hint-style :default :none :slight :medium :full) |
53 | (define-enum-type hint-metrics :default :off :on) |
54 | |
c7d11ab8 |
55 | (defclass glyph (struct) |
1ed0a2c5 |
56 | ((index |
57 | :allocation :alien |
58 | :initarg :index |
59 | :accessor glyph-index |
60 | :type unsigned-long) |
61 | (x |
62 | :allocation :alien |
63 | :initarg :x |
64 | :accessor glyph-x |
65 | :type double-float) |
66 | (y |
67 | :allocation :alien |
68 | :initarg :y |
69 | :accessor glyph-y |
70 | :type double-float)) |
71 | (:metaclass struct-class)) |
72 | |
73 | (defclass font-face (proxy) |
74 | () |
a82cea45 |
75 | (:metaclass proxy-class) |
76 | (:ref %font-face-reference) |
77 | (:unref %font-face-destroy)) |
1ed0a2c5 |
78 | |
79 | (defclass font-options (proxy) |
80 | ((antialias |
81 | :allocation :virtual |
82 | :getter "font_options_get_antialias" |
83 | :setter "font_options_set_antialias" |
84 | :accessor font-options-antialias |
85 | :type antialias) |
86 | (subpixel-order |
87 | :allocation :virtual |
88 | :getter "font_options_get_subpixel_order" |
89 | :setter "font_options_set_subpixel_order" |
90 | :accessor font-options-subpixel-order |
91 | :type subpixel-order) |
92 | (hint-style |
93 | :allocation :virtual |
94 | :getter "font_options_get_hint_style" |
95 | :setter "font_options_set_hint_style" |
96 | :accessor font-options-hint-style |
97 | :type hint-style) |
98 | (hint-metrics |
99 | :allocation :virtual |
100 | :getter "font_options_get_hint_metrics" |
101 | :setter "font_options_set_hint_metrics" |
102 | :accessor font-options-hint-metrics |
103 | :type hint-metrics)) |
a82cea45 |
104 | (:metaclass proxy-class) |
105 | (:ref %font-options-reference) |
106 | (:unref %font-options-destroy)) |
1ed0a2c5 |
107 | |
108 | (defclass scaled-font (proxy) |
109 | () |
a82cea45 |
110 | (:metaclass proxy-class) |
111 | (:ref %scaled-font-reference) |
112 | (:unref %scaled-font-destroy)) |
1ed0a2c5 |
113 | |
114 | (defclass matrix (struct) |
115 | ((xx :allocation :alien :initarg :xx :initform 1.0 |
116 | :accessor matrix-xx :type double-float) |
117 | (yx :allocation :alien :initarg :yx :initform 0.0 |
118 | :accessor matrix-yx :type double-float) |
119 | (xy :allocation :alien :initarg :xy :initform 1.0 |
120 | :accessor matrix-xy :type double-float) |
121 | (yy :allocation :alien :initarg :yy :initform 0.0 |
122 | :accessor matrix-yy :type double-float) |
123 | (x0 :allocation :alien :initarg :x0 :initform 0.0 |
124 | :accessor matrix-x0 :type double-float) |
125 | (y0 :allocation :alien :initarg :y0 :initform 0.0 |
126 | :accessor matrix-y0 :type double-float)) |
127 | (:metaclass struct-class)) |
128 | |
129 | |
130 | (defclass text-extents (struct) |
131 | ((x-bearing :allocation :alien :reader text-extents-x-bearing :type double-float) |
132 | (y-bearing :allocation :alien :reader text-extents-y-bearing :type double-float) |
133 | (width :allocation :alien :reader text-extents-width :type double-float) |
134 | (height :allocation :alien :reader text-extents-height :type double-float) |
135 | (x-advance :allocation :alien :reader text-extents-x-advance :type double-float) |
136 | (y-advance :allocation :alien :reader text-extents-y-advance :type double-float)) |
137 | (:metaclass struct-class)) |
138 | |
139 | (defclass pattern (proxy) |
140 | ((extend |
141 | :allocation :virtual |
142 | :getter "cairo_pattern_get_extend" |
143 | :setter "cairo_pattern_set_extend" |
144 | :accessor pattern-extend |
145 | :type extend) |
146 | (filter |
147 | :allocation :virtual |
148 | :getter "cairo_pattern_get_filter" |
149 | :setter "cairo_pattern_set_filter" |
150 | :accessor pattern-filter |
151 | :type filter) |
152 | (matrix |
153 | :allocation :virtual |
154 | :getter "cairo_pattern_get_matrix" |
155 | :setter "cairo_pattern_set_matrix" |
156 | :accessor pattern-matrix |
157 | :type matrix)) |
a82cea45 |
158 | (:metaclass proxy-class) |
159 | (:ref %pattern-reference) |
160 | (:unref %pattern-destroy)) |
161 | |
162 | |
163 | (defclass surface (proxy) |
164 | () |
165 | (:metaclass proxy-class) |
166 | (:ref %surface-reference) |
167 | (:unref %surface-destroy)) |
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168 | |
169 | (defclass context (proxy) |
170 | ((target |
171 | :allocation :virtual |
172 | :getter "cairo_get_target" |
173 | :reader target |
174 | :type surface) |
175 | (source |
176 | :allocation :virtual |
177 | :getter "cairo_get_source" |
178 | :setter "cairo_set_source" |
179 | :accessor source |
180 | :type pattern) |
181 | (antialias |
182 | :allocation :virtual |
183 | :getter "cairo_get_antialias" |
184 | :setter "cairo_set_antialias" |
185 | :accessor antialias |
186 | :type antialias) |
187 | (tolerance |
188 | :allocation :virtual |
189 | :getter "cairo_get_tolerance" |
190 | :setter "cairo_set_tolerance" |
191 | :accessor tolerance |
192 | :type double-float) |
193 | (fill-rule |
194 | :allocation :virtual |
195 | :getter "cairo_get_fill_rule" |
196 | :setter "cairo_set_fill_rule" |
197 | :accessor fill-rule |
198 | :type fill-rule) |
199 | (line-width |
200 | :allocation :virtual |
201 | :getter "cairo_get_line_width" |
202 | :setter "cairo_set_line_width" |
203 | :accessor line-width |
204 | :type double-float) |
205 | (line-cap |
206 | :allocation :virtual |
207 | :getter "cairo_get_line_cap" |
208 | :setter "cairo_set_line_cap" |
209 | :accessor line-cap |
210 | :type line-cap) |
211 | (line-join |
212 | :allocation :virtual |
213 | :getter "cairo_get_line_join" |
214 | :setter "cairo_set_line_join" |
215 | :accessor line-join |
216 | :type line-join) |
217 | (miter-limit |
218 | :allocation :virtual |
219 | :getter "cairo_get_miter_limit" |
220 | :setter "cairo_set_miter_limit" |
221 | :accessor miter-limit |
222 | :type double-float) |
223 | (font-matrix |
224 | :allocation :virtual |
225 | :getter "cairo_get_font_matrix" |
226 | :setter "cairo_set_font_matrix" |
227 | :accessor font-matrix |
228 | :type matrix) |
229 | (font-options |
230 | :allocation :virtual |
231 | :getter "cairo_get_font_options" |
232 | :setter "cairo_set_font_options" |
233 | :accessor font-options |
234 | :type font-options) |
235 | (font-face |
236 | :allocation :virtual |
237 | :getter "cairo_get_font_face" |
238 | :setter "cairo_set_font_face" |
239 | :accessor font-face |
240 | :type font-face) |
241 | (operator |
242 | :allocation :virtual |
243 | :getter "cairo_get_operator" |
244 | :setter "cairo_set_operator" |
245 | :accessor operator |
246 | :type operator) |
247 | (matrix |
248 | :allocation :virtual |
249 | :getter matrix |
250 | :setter "cairo_set_matrix" |
251 | :writer (setf matrix) |
252 | :type matrix) |
253 | ) |
a82cea45 |
254 | (:metaclass proxy-class) |
255 | (:ref %reference) |
256 | (:unref %destroy)) |
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257 | |
258 | (defclass image-surface (surface) |
259 | ((width |
260 | :allocation :virtual |
261 | :getter "cairo_image_surface_get_width" |
262 | :reader surface-width |
263 | :type int) |
264 | (height |
265 | :allocation :virtual |
266 | :getter "cairo_image_surface_get_height" |
267 | :reader surface-height |
268 | :type int)) |
a82cea45 |
269 | (:metaclass proxy-class) |
270 | (:ref %surface-reference) |
271 | (:unref %surface-destroy)) |
272 | |
1ed0a2c5 |
273 | |
274 | ;; (defclass path (proxy) |
275 | ;; () |
276 | ;; (:metaclass proxy-class)) |
277 | |
278 | ) |
279 | |
280 | |
281 | ;;; Cairo context |
282 | |
283 | (defbinding %reference () nil |
284 | (location pointer)) |
285 | |
286 | (defbinding %destroy () nil |
287 | (location pointer)) |
288 | |
1ed0a2c5 |
289 | (defbinding (save-context "cairo_save") () nil |
290 | (cr context)) |
291 | |
292 | (defbinding (restore-context "cairo_restore") () nil |
293 | (cr context)) |
294 | |
295 | (defmacro with-context ((cr) &body body) |
296 | (let ((context (make-symbol "CONTEXT"))) |
297 | `(let ((,context ,cr)) |
298 | (save-context ,context) |
299 | (unwind-protect |
300 | (progn ,@body) |
301 | (restore-context ,context))))) |
302 | |
303 | (defbinding status () status |
304 | (cr context)) |
305 | |
306 | (defbinding (set-source-color "cairo_set_source_rgba") (cr red green blue &optional (alpha 1.0)) nil |
307 | (cr context) |
308 | (red double-float) |
309 | (green double-float) |
310 | (blue double-float) |
311 | (alpha double-float)) |
312 | |
313 | (defbinding set-source-surface () nil |
314 | (cr context) |
315 | (surface surface) |
316 | (x double-float) |
317 | (y double-float)) |
318 | |
319 | (defbinding set-dash (cr dashes &optional (offset 0.0)) nil |
320 | (cr context) |
321 | (dashes (vector double-float)) |
322 | ((length dashes) int) |
323 | (offset double-float)) |
324 | |
325 | (defbinding (paint "cairo_paint_with_alpha") (cr &optional (alpha 1.0)) nil |
326 | (cr context) |
327 | (alpha double-float)) |
328 | |
329 | (defbinding mask () nil |
330 | (cr context) |
331 | (pattern pattern)) |
332 | |
333 | (defbinding mask-surface () nil |
334 | (cr context) |
335 | (surface surface) |
336 | (surface-x double-float) |
337 | (surface-y double-float)) |
338 | |
339 | (defmacro defoperator (name &optional clip-p) |
340 | (let ((iname (intern (format nil "%~A" name))) |
341 | (pname (intern (format nil "%~A-PRESERVE" name)))) |
342 | `(progn |
343 | (defbinding ,iname () nil |
344 | (cr context)) |
345 | (defbinding ,pname () nil |
346 | (cr context)) |
347 | (defun ,name (cr &optional preserve) |
348 | (if preserve |
349 | (,pname cr) |
350 | (,iname cr))) |
351 | ,(unless clip-p |
2f60440d |
352 | (let ((tname (intern (format nil "IN-~A-P" name))) |
1ed0a2c5 |
353 | (ename (intern (format nil "~A-EXTENTS" name)))) |
354 | `(progn |
355 | (defbinding ,tname () boolean |
356 | (cr context) |
357 | (x double-float) |
358 | (y double-float)) |
359 | (defbinding ,ename () boolean |
360 | (cr context) |
361 | (x1 double-float :out) |
362 | (y1 double-float :out) |
363 | (x2 double-float :out) |
364 | (y2 double-float :out)))))))) |
365 | |
366 | (defoperator clip t) |
367 | (defoperator stroke) |
368 | (defoperator fill) |
369 | |
370 | (defbinding reset-clip () nil |
371 | (cr context)) |
372 | |
373 | (defbinding copy-page () nil |
374 | (cr context)) |
375 | |
376 | (defbinding show-page () nil |
377 | (cr context)) |
378 | |
379 | |
380 | ;;; Paths |
381 | |
382 | (defbinding get-current-point () nil |
383 | (cr context) |
384 | (x double-float :out) |
385 | (y double-float :out)) |
386 | |
387 | (defbinding new-path () nil |
388 | (cr context)) |
389 | |
390 | (defbinding close-path () nil |
391 | (cr context)) |
392 | |
393 | (defbinding arc () nil |
394 | (cr context) |
395 | (xc double-float) |
396 | (yc double-float) |
397 | (radius double-float) |
398 | (angle1 double-float) |
399 | (angle2 double-float)) |
400 | |
401 | (defbinding arc-negative () nil |
402 | (cr context) |
403 | (xc double-float) |
404 | (yc double-float) |
405 | (radius double-float) |
406 | (angle1 double-float) |
407 | (angle2 double-float)) |
408 | |
409 | (defun circle (cr x y radius) |
410 | (arc cr x y radius 0.0 (* pi 2))) |
411 | |
412 | (defmacro defpath (name &rest args) |
413 | (let ((relname (intern (format nil "REL-~A" name)))) |
414 | `(progn |
415 | (defbinding ,name () nil |
416 | (cr context) |
417 | ,@args) |
418 | (defbinding ,relname () nil |
419 | (cr context) |
420 | ,@args)))) |
421 | |
422 | (defpath curve-to |
423 | (x1 double-float) |
424 | (y1 double-float) |
425 | (x2 double-float) |
426 | (y2 double-float) |
427 | (x3 double-float) |
428 | (y3 double-float)) |
429 | |
430 | (defpath line-to |
431 | (x double-float) |
432 | (y double-float)) |
433 | |
434 | (defpath move-to |
435 | (x double-float) |
436 | (y double-float)) |
437 | |
438 | (defbinding rectangle () nil |
439 | (cr context) |
440 | (x double-float) |
441 | (y double-float) |
442 | (width double-float) |
443 | (height double-float)) |
444 | |
445 | (defbinding glyph-path (cr glyphs) nil |
446 | (cr context) |
447 | (glyphs (vector glyph)) |
448 | ((length glyphs) int)) |
449 | |
450 | (defbinding text-path () nil |
451 | (cr context) |
452 | (text string)) |
453 | |
454 | |
455 | |
456 | ;;; Patterns |
457 | |
458 | (defbinding (pattern-add-color-stop "cairo_pattern_add_color_stop_rgba") |
459 | (pattern offset red green blue &optional (alpha 1.0)) nil |
460 | (pattern pattern) |
461 | (offset double-float) |
462 | (red double-float) |
463 | (green double-float) |
464 | (blue double-float) |
465 | (alpha double-float)) |
466 | |
467 | (defbinding (pattern-create "cairo_pattern_create_rgba") |
468 | (red green blue &optional (alpha 1.0)) pattern |
469 | (red double-float) |
470 | (green double-float) |
471 | (blue double-float) |
472 | (alpha double-float)) |
473 | |
474 | (defbinding pattern-create-for-surface () pattern |
475 | (surface surface)) |
476 | |
477 | (defbinding pattern-create-linear () pattern |
478 | (x0 double-float) |
479 | (y0 double-float) |
480 | (x1 double-float) |
481 | (y1 double-float)) |
482 | |
483 | (defbinding pattern-create-radial () pattern |
484 | (cx0 double-float) |
485 | (cy0 double-float) |
486 | (radius0 double-float) |
487 | (cx1 double-float) |
488 | (cy1 double-float) |
489 | (radius1 double-float)) |
490 | |
491 | (defbinding %pattern-reference () nil |
492 | (location pointer)) |
493 | |
494 | (defbinding %pattern-destroy () nil |
495 | (location pointer)) |
496 | |
1ed0a2c5 |
497 | (defbinding pattern-status () status |
498 | (pattern pattern)) |
499 | |
500 | |
501 | |
502 | ;;; Transformations |
503 | |
504 | (defbinding translate () nil |
505 | (cr context) |
506 | (tx double-float) |
507 | (ty double-float)) |
508 | |
509 | (defbinding scale () nil |
510 | (cr context) |
511 | (sx double-float) |
512 | (sy double-float)) |
513 | |
514 | (defbinding rotate () nil |
515 | (cr context) |
516 | (angle double-float)) |
517 | |
518 | (defbinding transform () nil |
519 | (cr context) |
520 | (matrix matrix)) |
521 | |
522 | (defbinding (matrix "cairo_get_matrix") () nil |
523 | (cr context) |
a82cea45 |
524 | ((make-instance 'matrix) matrix :in/return)) |
1ed0a2c5 |
525 | |
526 | (defbinding identity-matrix () nil |
527 | (cr context)) |
528 | |
529 | (defbinding user-to-device () nil |
530 | (cr context) |
a82cea45 |
531 | (x double-float :in/out) |
532 | (y double-float :in/out)) |
1ed0a2c5 |
533 | |
534 | (defbinding user-to-device-distance () nil |
535 | (cr context) |
a82cea45 |
536 | (dx double-float :in/out) |
537 | (dy double-float :in/out)) |
1ed0a2c5 |
538 | |
539 | (defbinding device-to-user () nil |
540 | (cr context) |
a82cea45 |
541 | (x double-float :in/out) |
542 | (y double-float :in/out)) |
1ed0a2c5 |
543 | |
544 | (defbinding device-to-user-distance () nil |
545 | (cr context) |
a82cea45 |
546 | (dx double-float :in/out) |
547 | (dy double-float :in/out)) |
1ed0a2c5 |
548 | |
549 | |
550 | ;;; Text |
551 | |
552 | (defbinding select-font-face () nil |
553 | (cr context) |
554 | (family string) |
555 | (slant font-slant) |
556 | (weight font-weight)) |
557 | |
558 | (defbinding set-font-size () nil |
559 | (cr context) |
560 | (size double-float)) |
561 | |
562 | (defbinding show-text () nil |
563 | (cr context) |
564 | (text string)) |
565 | |
566 | (defbinding show-glyphs () nil |
567 | (cr context) |
568 | (glyphs (vector glyph)) |
569 | ((length glyphs) int)) |
570 | |
571 | (defbinding font-extents () boolean |
572 | (cr context)) |
573 | |
574 | (defbinding text-extents (cr text &optional (extents (make-instance 'text-extents))) nil |
575 | (cr context) |
576 | (text string) |
a82cea45 |
577 | (extents text-extents :in/return)) |
1ed0a2c5 |
578 | |
579 | (defbinding glyph-extents (cr glyphs &optional (extents (make-instance 'text-extents))) nil |
580 | (cr context) |
581 | (glyphs (vector glyph)) |
582 | ((length glyphs) int) |
a82cea45 |
583 | (extents text-extents :in/return)) |
1ed0a2c5 |
584 | |
585 | |
586 | ;;; Fonts |
587 | |
588 | (defbinding %font-face-reference () nil |
589 | (location pointer)) |
590 | |
591 | (defbinding %font-face-destroy () nil |
592 | (location pointer)) |
593 | |
1ed0a2c5 |
594 | (defbinding font-face-status () status |
595 | (font-face font-face)) |
596 | |
597 | |
598 | |
599 | ;;; Scaled Fonts |
600 | |
601 | (defbinding %scaled-font-reference () nil |
602 | (location pointer)) |
603 | |
604 | (defbinding %scaled-font-destroy () nil |
605 | (location pointer)) |
606 | |
1ed0a2c5 |
607 | (defbinding scaled-font-status () status |
608 | (scaled-font scaled-font)) |
609 | |
610 | (defbinding scaled-font-extents (scaled-font &optional (extents (make-instance 'text-extents))) nil |
611 | (scaled-font scaled-font) |
a82cea45 |
612 | (extents text-extents :in/return)) |
1ed0a2c5 |
613 | |
614 | (defbinding scaled-font-glyph-extents (scaled-font glyphs &optional (extents (make-instance 'text-extents))) nil |
615 | (scaled-font scaled-font) |
616 | (glyphs (vector glyph)) |
617 | ((length glyphs) int) |
a82cea45 |
618 | (extents text-extents :in/return)) |
1ed0a2c5 |
619 | |
620 | (defbinding %scaled-font-create () pointer |
621 | (font-face font-face) |
622 | (font-matrix matrix) |
623 | (ctm matrix) |
624 | (options font-options)) |
625 | |
c1a5cdbb |
626 | (defmethod allocate-foreign ((scaled-font scaled-font) &key font-face font-matrix cmt options) |
627 | (%scaled-font-create font-face font-matrix cmt options)) |
1ed0a2c5 |
628 | |
629 | |
630 | |
631 | ;;; Font Options |
632 | |
633 | |
634 | (defbinding %font-options-copy () nil |
635 | (location pointer)) |
636 | |
637 | (defbinding %font-options-destroy () nil |
638 | (location pointer)) |
639 | |
1ed0a2c5 |
640 | (defbinding font-options-status () status |
641 | (font-options font-options)) |
642 | |
643 | (defbinding %font-options-create () pointer) |
644 | |
c1a5cdbb |
645 | (defmethod allocate-foreign ((font-options font-options) &rest initargs) |
1ed0a2c5 |
646 | (declare (ignore initargs)) |
c1a5cdbb |
647 | (%font-options-create)) |
1ed0a2c5 |
648 | |
649 | (defbinding font-options-merge () nil |
a82cea45 |
650 | (options1 font-options :in/return) |
1ed0a2c5 |
651 | (options2 font-options)) |
652 | |
653 | (defbinding font-options-hash () unsigned-int |
654 | (options font-options)) |
655 | |
656 | (defbinding font-options-equal-p () boolean |
657 | (options1 font-options) |
658 | (options2 font-options)) |
659 | |
660 | |
661 | |
662 | ;;; Surfaces |
663 | |
664 | (defbinding %surface-reference () nil |
665 | (location pointer)) |
666 | |
667 | (defbinding %surface-destroy () nil |
668 | (location pointer)) |
669 | |
1ed0a2c5 |
670 | (defbinding surface-create-similar () surface |
671 | (other surface) |
672 | (format surface-format ) |
673 | (width int) |
674 | (height int)) |
675 | |
676 | (defbinding surface-finish () nil |
677 | (surface surface)) |
678 | |
679 | (defbinding surface-flush () nil |
680 | (surface surface)) |
681 | |
682 | (defbinding surface-get-font-options () nil |
683 | (surface surface) |
a82cea45 |
684 | ((make-instance 'font-options) font-options :in/return)) |
1ed0a2c5 |
685 | |
686 | (defbinding surface-set-device-offset () nil |
687 | (surface surface) |
688 | (x-offset double-float) |
689 | (y-offset double-float)) |
690 | |
691 | (defbinding surface-status () status |
692 | (surface surface)) |
693 | |
694 | (defbinding %surface-mark-dirty () nil |
695 | (surface surface)) |
696 | |
697 | (defbinding %surface-mark-dirty-rectangle () nil |
698 | (surface surface) |
699 | (x int) |
700 | (y int) |
701 | (width int) |
702 | (height int)) |
703 | |
704 | (defun surface-mark-dirty (surface &optional x y width height) |
705 | (if x |
706 | (%surface-mark-dirty-rectangle surface x y width height) |
707 | (%surface-mark-dirty surface))) |
708 | |
709 | |
710 | |
711 | ;; Image Surface |
712 | |
713 | ;; Should data be automatically freed when the surface is GCed? |
c1a5cdbb |
714 | (defmethod allocate-foreign ((surface image-surface) |
715 | &key width height stride format data) |
716 | (if (not data) |
717 | (%image-surface-create format width height) |
718 | (%image-surface-create-for-data data format width height |
719 | (or |
720 | stride |
721 | (let ((element-size (cdr (assoc format '((:argb32 . 4) (:rgb24 . 4) (:a8 . 1) (:a1 1/8)))))) |
722 | (ceiling (* width element-size))))))) |
1ed0a2c5 |
723 | |
724 | |
725 | (defbinding %image-surface-create () image-surface |
726 | (format surface-format) |
727 | (width int) |
728 | (hegit int)) |
729 | |
730 | (defbinding %image-surface-create-for-data () image-surface |
731 | (data pointer) |
732 | (format surface-format) |
733 | (width int) |
734 | (hegit int) |
735 | (stride int)) |
736 | |
737 | |
738 | |
739 | ;;; PNG Surface |
740 | |
741 | (defbinding image-surface-create-from-png (filename) image-surface |
742 | ((truename filename) pathname)) |
743 | |
744 | |
745 | |
746 | |
747 | ;;; Matrices |
748 | |
749 | (defbinding matrix-init () nil |
a82cea45 |
750 | (matrix matrix :in/return) |
1ed0a2c5 |
751 | (xx double-float) (yx double-float) |
752 | (xy double-float) (yy double-float) |
753 | (x0 double-float) (y0 double-float)) |
754 | |
755 | (defbinding matrix-init-identity () nil |
a82cea45 |
756 | (matrix matrix :in/return)) |
1ed0a2c5 |
757 | |
758 | (defbinding matrix-init-translate () nil |
a82cea45 |
759 | (matrix matrix :in/return) |
1ed0a2c5 |
760 | (tx double-float) |
761 | (ty double-float)) |
762 | |
763 | (defbinding matrix-init-scale () nil |
a82cea45 |
764 | (matrix matrix :in/return) |
1ed0a2c5 |
765 | (sx double-float) |
766 | (sy double-float)) |
767 | |
768 | (defbinding matrix-init-rotate () nil |
a82cea45 |
769 | (matrix matrix :in/return) |
1ed0a2c5 |
770 | (radians double-float)) |
771 | |
772 | (defbinding matrix-translate () nil |
a82cea45 |
773 | (matrix matrix :in/return) |
1ed0a2c5 |
774 | (tx double-float) |
775 | (ty double-float)) |
776 | |
777 | (defbinding matrix-scale () nil |
a82cea45 |
778 | (matrix matrix :in/return) |
1ed0a2c5 |
779 | (sx double-float) |
780 | (sy double-float)) |
781 | |
782 | (defbinding matrix-rotate () nil |
a82cea45 |
783 | (matrix matrix :in/return) |
1ed0a2c5 |
784 | (radians double-float)) |
785 | |
786 | (defbinding matrix-invert () nil |
a82cea45 |
787 | (matrix matrix :in/return)) |
1ed0a2c5 |
788 | |
789 | (defbinding matrix-multiply () nil |
790 | (result matrix :out) |
791 | (a matrix) |
792 | (b matrix)) |
793 | |
794 | (defbinding matrix-transform-distance () nil |
a82cea45 |
795 | (matrix matrix :in/return) |
1ed0a2c5 |
796 | (dx double-float) |
797 | (dy double-float)) |
798 | |
799 | (defbinding matrix-transform-point () nil |
a82cea45 |
800 | (matrix matrix :in/return) |
1ed0a2c5 |
801 | (x double-float) |
802 | (y double-float)) |
803 | |
804 | |
805 | |