1 ! Copyright (c) 2007 Sampo Vuori
2 ! Copyright (c) 2008 Matthew Willis
4 ! Adapted from cairo.h, version 1.5.14
5 ! License: http://factorcode.org/license.txt
7 USING: system combinators alien alien.syntax alien.c-types
8 alien.destructors kernel accessors sequences arrays ui.gadgets
9 alien.libraries classes.struct ;
13 { [ os winnt? ] [ "cairo" "libcairo-2.dll" "cdecl" add-library ] }
14 { [ os macosx? ] [ "cairo" "/opt/local/lib/libcairo.dylib" "cdecl" add-library ] }
20 FUNCTION: int cairo_version ( ) ;
21 FUNCTION: c-string cairo_version_string ( ) ;
23 TYPEDEF: int cairo_bool_t
25 ! I am leaving these and other void* types as opaque structures
26 TYPEDEF: void* cairo_t
27 TYPEDEF: void* cairo_surface_t
29 STRUCT: cairo_matrix_t
37 TYPEDEF: void* cairo_pattern_t
39 TYPEDEF: void* cairo_destroy_func_t
40 : cairo-destroy-func ( quot -- callback )
41 [ void { pointer: void } "cdecl" ] dip alien-callback ; inline
43 ! See cairo.h for details
44 STRUCT: cairo_user_data_key_t
47 C-ENUM: cairo_status_t
49 CAIRO_STATUS_NO_MEMORY
50 CAIRO_STATUS_INVALID_RESTORE
51 CAIRO_STATUS_INVALID_POP_GROUP
52 CAIRO_STATUS_NO_CURRENT_POINT
53 CAIRO_STATUS_INVALID_MATRIX
54 CAIRO_STATUS_INVALID_STATUS
55 CAIRO_STATUS_NULL_POINTER
56 CAIRO_STATUS_INVALID_STRING
57 CAIRO_STATUS_INVALID_PATH_DATA
58 CAIRO_STATUS_READ_ERROR
59 CAIRO_STATUS_WRITE_ERROR
60 CAIRO_STATUS_SURFACE_FINISHED
61 CAIRO_STATUS_SURFACE_TYPE_MISMATCH
62 CAIRO_STATUS_PATTERN_TYPE_MISMATCH
63 CAIRO_STATUS_INVALID_CONTENT
64 CAIRO_STATUS_INVALID_FORMAT
65 CAIRO_STATUS_INVALID_VISUAL
66 CAIRO_STATUS_FILE_NOT_FOUND
67 CAIRO_STATUS_INVALID_DASH
68 CAIRO_STATUS_INVALID_DSC_COMMENT
69 CAIRO_STATUS_INVALID_INDEX
70 CAIRO_STATUS_CLIP_NOT_REPRESENTABLE
71 CAIRO_STATUS_TEMP_FILE_ERROR
72 CAIRO_STATUS_INVALID_STRIDE ;
74 TYPEDEF: int cairo_content_t
75 CONSTANT: CAIRO_CONTENT_COLOR HEX: 1000
76 CONSTANT: CAIRO_CONTENT_ALPHA HEX: 2000
77 CONSTANT: CAIRO_CONTENT_COLOR_ALPHA HEX: 3000
79 TYPEDEF: void* cairo_write_func_t
80 : cairo-write-func ( quot -- callback )
81 [ cairo_status_t { pointer: void c-string int } "cdecl" ] dip alien-callback ; inline
83 TYPEDEF: void* cairo_read_func_t
84 : cairo-read-func ( quot -- callback )
85 [ cairo_status_t { pointer: void c-string int } "cdecl" ] dip alien-callback ; inline
87 ! Functions for manipulating state objects
89 cairo_create ( cairo_surface_t* target ) ;
92 cairo_reference ( cairo_t* cr ) ;
95 cairo_destroy ( cairo_t* cr ) ;
97 DESTRUCTOR: cairo_destroy
100 cairo_get_reference_count ( cairo_t* cr ) ;
103 cairo_get_user_data ( cairo_t* cr, cairo_user_data_key_t* key ) ;
105 FUNCTION: cairo_status_t
106 cairo_set_user_data ( cairo_t* cr, cairo_user_data_key_t* key, void* user_data, cairo_destroy_func_t destroy ) ;
109 cairo_save ( cairo_t* cr ) ;
112 cairo_restore ( cairo_t* cr ) ;
115 cairo_push_group ( cairo_t* cr ) ;
118 cairo_push_group_with_content ( cairo_t* cr, cairo_content_t content ) ;
120 FUNCTION: cairo_pattern_t*
121 cairo_pop_group ( cairo_t* cr ) ;
124 cairo_pop_group_to_source ( cairo_t* cr ) ;
127 C-ENUM: cairo_operator_t
130 CAIRO_OPERATOR_SOURCE
137 CAIRO_OPERATOR_DEST_OVER
138 CAIRO_OPERATOR_DEST_IN
139 CAIRO_OPERATOR_DEST_OUT
140 CAIRO_OPERATOR_DEST_ATOP
144 CAIRO_OPERATOR_SATURATE ;
147 cairo_set_operator ( cairo_t* cr, cairo_operator_t op ) ;
150 cairo_set_source ( cairo_t* cr, cairo_pattern_t* source ) ;
153 cairo_set_source_rgb ( cairo_t* cr, double red, double green, double blue ) ;
156 cairo_set_source_rgba ( cairo_t* cr, double red, double green, double blue, double alpha ) ;
159 cairo_set_source_surface ( cairo_t* cr, cairo_surface_t* surface, double x, double y ) ;
162 cairo_set_tolerance ( cairo_t* cr, double tolerance ) ;
164 C-ENUM: cairo_antialias_t
165 CAIRO_ANTIALIAS_DEFAULT
168 CAIRO_ANTIALIAS_SUBPIXEL ;
171 cairo_set_antialias ( cairo_t* cr, cairo_antialias_t antialias ) ;
173 C-ENUM: cairo_fill_rule_t
174 CAIRO_FILL_RULE_WINDING
175 CAIRO_FILL_RULE_EVEN_ODD ;
178 cairo_set_fill_rule ( cairo_t* cr, cairo_fill_rule_t fill_rule ) ;
181 cairo_set_line_width ( cairo_t* cr, double width ) ;
183 C-ENUM: cairo_line_cap_t
186 CAIRO_LINE_CAP_SQUARE ;
189 cairo_set_line_cap ( cairo_t* cr, cairo_line_cap_t line_cap ) ;
191 C-ENUM: cairo_line_join_t
192 CAIRO_LINE_JOIN_MITER
193 CAIRO_LINE_JOIN_ROUND
194 CAIRO_LINE_JOIN_BEVEL ;
197 cairo_set_line_join ( cairo_t* cr, cairo_line_join_t line_join ) ;
200 cairo_set_dash ( cairo_t* cr, double* dashes, int num_dashes, double offset ) ;
203 cairo_set_miter_limit ( cairo_t* cr, double limit ) ;
206 cairo_translate ( cairo_t* cr, double tx, double ty ) ;
209 cairo_scale ( cairo_t* cr, double sx, double sy ) ;
212 cairo_rotate ( cairo_t* cr, double angle ) ;
215 cairo_transform ( cairo_t* cr, cairo_matrix_t* matrix ) ;
218 cairo_set_matrix ( cairo_t* cr, cairo_matrix_t* matrix ) ;
221 cairo_identity_matrix ( cairo_t* cr ) ;
224 cairo_user_to_device ( cairo_t* cr, double* x, double* y ) ;
227 cairo_user_to_device_distance ( cairo_t* cr, double* dx, double* dy ) ;
230 cairo_device_to_user ( cairo_t* cr, double* x, double* y ) ;
233 cairo_device_to_user_distance ( cairo_t* cr, double* dx, double* dy ) ;
235 ! Path creation functions
237 cairo_new_path ( cairo_t* cr ) ;
240 cairo_move_to ( cairo_t* cr, double x, double y ) ;
243 cairo_new_sub_path ( cairo_t* cr ) ;
246 cairo_line_to ( cairo_t* cr, double x, double y ) ;
249 cairo_curve_to ( cairo_t* cr, double x1, double y1, double x2, double y2, double x3, double y3 ) ;
252 cairo_arc ( cairo_t* cr, double xc, double yc, double radius, double angle1, double angle2 ) ;
255 cairo_arc_negative ( cairo_t* cr, double xc, double yc, double radius, double angle1, double angle2 ) ;
258 cairo_rel_move_to ( cairo_t* cr, double dx, double dy ) ;
261 cairo_rel_line_to ( cairo_t* cr, double dx, double dy ) ;
264 cairo_rel_curve_to ( cairo_t* cr, double dx1, double dy1, double dx2, double dy2, double dx3, double dy3 ) ;
267 cairo_rectangle ( cairo_t* cr, double x, double y, double width, double height ) ;
270 cairo_close_path ( cairo_t* cr ) ;
273 cairo_path_extents ( cairo_t* cr, double* x1, double* y1, double* x2, double* y2 ) ;
277 cairo_paint ( cairo_t* cr ) ;
280 cairo_paint_with_alpha ( cairo_t* cr, double alpha ) ;
283 cairo_mask ( cairo_t* cr, cairo_pattern_t* pattern ) ;
286 cairo_mask_surface ( cairo_t* cr, cairo_surface_t* surface, double surface_x, double surface_y ) ;
289 cairo_stroke ( cairo_t* cr ) ;
292 cairo_stroke_preserve ( cairo_t* cr ) ;
295 cairo_fill ( cairo_t* cr ) ;
298 cairo_fill_preserve ( cairo_t* cr ) ;
301 cairo_copy_page ( cairo_t* cr ) ;
304 cairo_show_page ( cairo_t* cr ) ;
307 FUNCTION: cairo_bool_t
308 cairo_in_stroke ( cairo_t* cr, double x, double y ) ;
310 FUNCTION: cairo_bool_t
311 cairo_in_fill ( cairo_t* cr, double x, double y ) ;
313 ! Rectangular extents
315 cairo_stroke_extents ( cairo_t* cr, double* x1, double* y1, double* x2, double* y2 ) ;
318 cairo_fill_extents ( cairo_t* cr, double* x1, double* y1, double* x2, double* y2 ) ;
322 cairo_reset_clip ( cairo_t* cr ) ;
325 cairo_clip ( cairo_t* cr ) ;
328 cairo_clip_preserve ( cairo_t* cr ) ;
331 cairo_clip_extents ( cairo_t* cr, double* x1, double* y1, double* x2, double* y2 ) ;
333 STRUCT: cairo_rectangle_t
339 STRUCT: cairo_rectangle_list_t
340 { status cairo_status_t }
341 { rectangles cairo_rectangle_t* }
342 { num_rectangles int } ;
344 FUNCTION: cairo_rectangle_list_t*
345 cairo_copy_clip_rectangle_list ( cairo_t* cr ) ;
348 cairo_rectangle_list_destroy ( cairo_rectangle_list_t* rectangle_list ) ;
350 ! Font/Text functions
352 TYPEDEF: void* cairo_scaled_font_t
354 TYPEDEF: void* cairo_font_face_t
356 STRUCT: cairo_glyph_t
361 STRUCT: cairo_text_extents_t
367 { y_advance double } ;
369 STRUCT: cairo_font_extents_t
373 { max_x_advance double }
374 { max_y_advance double } ;
376 C-ENUM: cairo_font_slant_t
377 CAIRO_FONT_SLANT_NORMAL
378 CAIRO_FONT_SLANT_ITALIC
379 CAIRO_FONT_SLANT_OBLIQUE ;
381 C-ENUM: cairo_font_weight_t
382 CAIRO_FONT_WEIGHT_NORMAL
383 CAIRO_FONT_WEIGHT_BOLD ;
385 C-ENUM: cairo_subpixel_order_t
386 CAIRO_SUBPIXEL_ORDER_DEFAULT
387 CAIRO_SUBPIXEL_ORDER_RGB
388 CAIRO_SUBPIXEL_ORDER_BGR
389 CAIRO_SUBPIXEL_ORDER_VRGB
390 CAIRO_SUBPIXEL_ORDER_VBGR ;
392 C-ENUM: cairo_hint_Style_t
393 CAIRO_HINT_STYLE_DEFAULT
394 CAIRO_HINT_STYLE_NONE
395 CAIRO_HINT_STYLE_SLIGHT
396 CAIRO_HINT_STYLE_MEDIUM
397 CAIRO_HINT_STYLE_FULL ;
399 C-ENUM: cairo_hint_metrics_t
400 CAIRO_HINT_METRICS_DEFAULT
401 CAIRO_HINT_METRICS_OFF
402 CAIRO_HINT_METRICS_ON ;
404 TYPEDEF: void* cairo_font_options_t
406 FUNCTION: cairo_font_options_t*
407 cairo_font_options_create ( ) ;
409 FUNCTION: cairo_font_options_t*
410 cairo_font_options_copy ( cairo_font_options_t* original ) ;
413 cairo_font_options_destroy ( cairo_font_options_t* options ) ;
415 FUNCTION: cairo_status_t
416 cairo_font_options_status ( cairo_font_options_t* options ) ;
419 cairo_font_options_merge ( cairo_font_options_t* options, cairo_font_options_t* other ) ;
421 FUNCTION: cairo_bool_t
422 cairo_font_options_equal ( cairo_font_options_t* options, cairo_font_options_t* other ) ;
425 cairo_font_options_hash ( cairo_font_options_t* options ) ;
428 cairo_font_options_set_antialias ( cairo_font_options_t* options, cairo_antialias_t antialias ) ;
430 FUNCTION: cairo_antialias_t
431 cairo_font_options_get_antialias ( cairo_font_options_t* options ) ;
434 cairo_font_options_set_subpixel_order ( cairo_font_options_t* options, cairo_subpixel_order_t subpixel_order ) ;
436 FUNCTION: cairo_subpixel_order_t
437 cairo_font_options_get_subpixel_order ( cairo_font_options_t* options ) ;
440 cairo_font_options_set_hint_style ( cairo_font_options_t* options, cairo_hint_style_t hint_style ) ;
442 FUNCTION: cairo_hint_style_t
443 cairo_font_options_get_hint_style ( cairo_font_options_t* options ) ;
446 cairo_font_options_set_hint_metrics ( cairo_font_options_t* options, cairo_hint_metrics_t hint_metrics ) ;
448 FUNCTION: cairo_hint_metrics_t
449 cairo_font_options_get_hint_metrics ( cairo_font_options_t* options ) ;
451 ! This interface is for dealing with text as text, not caring about the
452 ! font object inside the the cairo_t.
455 cairo_select_font_face ( cairo_t* cr, c-string family, cairo_font_slant_t slant, cairo_font_weight_t weight ) ;
458 cairo_set_font_size ( cairo_t* cr, double size ) ;
461 cairo_set_font_matrix ( cairo_t* cr, cairo_matrix_t* matrix ) ;
464 cairo_get_font_matrix ( cairo_t* cr, cairo_matrix_t* matrix ) ;
467 cairo_set_font_options ( cairo_t* cr, cairo_font_options_t* options ) ;
470 cairo_get_font_options ( cairo_t* cr, cairo_font_options_t* options ) ;
473 cairo_set_font_face ( cairo_t* cr, cairo_font_face_t* font_face ) ;
475 FUNCTION: cairo_font_face_t*
476 cairo_get_font_face ( cairo_t* cr ) ;
479 cairo_set_scaled_font ( cairo_t* cr, cairo_scaled_font_t* scaled_font ) ;
481 FUNCTION: cairo_scaled_font_t*
482 cairo_get_scaled_font ( cairo_t* cr ) ;
485 cairo_show_text ( cairo_t* cr, c-string utf8 ) ;
488 cairo_show_glyphs ( cairo_t* cr, cairo_glyph_t* glyphs, int num_glyphs ) ;
491 cairo_text_path ( cairo_t* cr, c-string utf8 ) ;
494 cairo_glyph_path ( cairo_t* cr, cairo_glyph_t* glyphs, int num_glyphs ) ;
497 cairo_text_extents ( cairo_t* cr, c-string utf8, cairo_text_extents_t* extents ) ;
500 cairo_glyph_extents ( cairo_t* cr, cairo_glyph_t* glyphs, int num_glyphs, cairo_text_extents_t* extents ) ;
503 cairo_font_extents ( cairo_t* cr, cairo_font_extents_t* extents ) ;
505 ! Generic identifier for a font style
507 FUNCTION: cairo_font_face_t*
508 cairo_font_face_reference ( cairo_font_face_t* font_face ) ;
511 cairo_font_face_destroy ( cairo_font_face_t* font_face ) ;
514 cairo_font_face_get_reference_count ( cairo_font_face_t* font_face ) ;
516 FUNCTION: cairo_status_t
517 cairo_font_face_status ( cairo_font_face_t* font_face ) ;
519 C-ENUM: cairo_font_type_t
522 CAIRO_FONT_TYPE_WIN32
523 CAIRO_FONT_TYPE_QUARTZ ;
525 FUNCTION: cairo_font_type_t
526 cairo_font_face_get_type ( cairo_font_face_t* font_face ) ;
529 cairo_font_face_get_user_data ( cairo_font_face_t* font_face, cairo_user_data_key_t* key ) ;
531 FUNCTION: cairo_status_t
532 cairo_font_face_set_user_data ( cairo_font_face_t* font_face, cairo_user_data_key_t* key, void* user_data, cairo_destroy_func_t destroy ) ;
534 ! Portable interface to general font features.
536 FUNCTION: cairo_scaled_font_t*
537 cairo_scaled_font_create ( cairo_font_face_t* font_face, cairo_matrix_t* font_matrix, cairo_matrix_t* ctm, cairo_font_options_t* options ) ;
539 FUNCTION: cairo_scaled_font_t*
540 cairo_scaled_font_reference ( cairo_scaled_font_t* scaled_font ) ;
543 cairo_scaled_font_destroy ( cairo_scaled_font_t* scaled_font ) ;
546 cairo_scaled_font_get_reference_count ( cairo_scaled_font_t* scaled_font ) ;
548 FUNCTION: cairo_status_t
549 cairo_scaled_font_status ( cairo_scaled_font_t* scaled_font ) ;
551 FUNCTION: cairo_font_type_t
552 cairo_scaled_font_get_type ( cairo_scaled_font_t* scaled_font ) ;
555 cairo_scaled_font_get_user_data ( cairo_scaled_font_t* scaled_font, cairo_user_data_key_t* key ) ;
557 FUNCTION: cairo_status_t
558 cairo_scaled_font_set_user_data ( cairo_scaled_font_t* scaled_font, cairo_user_data_key_t* key, void* user_data, cairo_destroy_func_t destroy ) ;
561 cairo_scaled_font_extents ( cairo_scaled_font_t* scaled_font, cairo_font_extents_t* extents ) ;
564 cairo_scaled_font_text_extents ( cairo_scaled_font_t* scaled_font, c-string utf8, cairo_text_extents_t* extents ) ;
567 cairo_scaled_font_glyph_extents ( cairo_scaled_font_t* scaled_font, cairo_glyph_t* glyphs, int num_glyphs, cairo_text_extents_t* extents ) ;
569 FUNCTION: cairo_font_face_t*
570 cairo_scaled_font_get_font_face ( cairo_scaled_font_t* scaled_font ) ;
573 cairo_scaled_font_get_font_matrix ( cairo_scaled_font_t* scaled_font, cairo_matrix_t* font_matrix ) ;
576 cairo_scaled_font_get_ctm ( cairo_scaled_font_t* scaled_font, cairo_matrix_t* ctm ) ;
579 cairo_scaled_font_get_font_options ( cairo_scaled_font_t* scaled_font, cairo_font_options_t* options ) ;
583 FUNCTION: cairo_operator_t
584 cairo_get_operator ( cairo_t* cr ) ;
586 FUNCTION: cairo_pattern_t*
587 cairo_get_source ( cairo_t* cr ) ;
590 cairo_get_tolerance ( cairo_t* cr ) ;
592 FUNCTION: cairo_antialias_t
593 cairo_get_antialias ( cairo_t* cr ) ;
595 FUNCTION: cairo_bool_t
596 cairo_has_current_point ( cairo_t* cr ) ;
599 cairo_get_current_point ( cairo_t* cr, double* x, double* y ) ;
601 FUNCTION: cairo_fill_rule_t
602 cairo_get_fill_rule ( cairo_t* cr ) ;
605 cairo_get_line_width ( cairo_t* cr ) ;
607 FUNCTION: cairo_line_cap_t
608 cairo_get_line_cap ( cairo_t* cr ) ;
610 FUNCTION: cairo_line_join_t
611 cairo_get_line_join ( cairo_t* cr ) ;
614 cairo_get_miter_limit ( cairo_t* cr ) ;
617 cairo_get_dash_count ( cairo_t* cr ) ;
620 cairo_get_dash ( cairo_t* cr, double* dashes, double* offset ) ;
623 cairo_get_matrix ( cairo_t* cr, cairo_matrix_t* matrix ) ;
625 FUNCTION: cairo_surface_t*
626 cairo_get_target ( cairo_t* cr ) ;
628 FUNCTION: cairo_surface_t*
629 cairo_get_group_target ( cairo_t* cr ) ;
631 C-ENUM: cairo_path_data_type_t
635 CAIRO_PATH_CLOSE_PATH ;
637 ! NEED TO DO UNION HERE
638 STRUCT: cairo_path_data_t-point
642 STRUCT: cairo_path_data_t-header
643 { type cairo_path_data_type_t }
646 UNION-STRUCT: cairo_path_data_t
647 { point cairo_path_data_t-point }
648 { header cairo_path_data_t-header } ;
651 { status cairo_status_t }
652 { data cairo_path_data_t* }
655 FUNCTION: cairo_path_t*
656 cairo_copy_path ( cairo_t* cr ) ;
658 FUNCTION: cairo_path_t*
659 cairo_copy_path_flat ( cairo_t* cr ) ;
662 cairo_append_path ( cairo_t* cr, cairo_path_t* path ) ;
665 cairo_path_destroy ( cairo_path_t* path ) ;
667 ! Error status queries
669 FUNCTION: cairo_status_t
670 cairo_status ( cairo_t* cr ) ;
673 cairo_status_to_string ( cairo_status_t status ) ;
675 ! Surface manipulation
677 FUNCTION: cairo_surface_t*
678 cairo_surface_create_similar ( cairo_surface_t* other, cairo_content_t content, int width, int height ) ;
680 FUNCTION: cairo_surface_t*
681 cairo_surface_reference ( cairo_surface_t* surface ) ;
684 cairo_surface_finish ( cairo_surface_t* surface ) ;
687 cairo_surface_destroy ( cairo_surface_t* surface ) ;
689 DESTRUCTOR: cairo_surface_destroy
692 cairo_surface_get_reference_count ( cairo_surface_t* surface ) ;
694 FUNCTION: cairo_status_t
695 cairo_surface_status ( cairo_surface_t* surface ) ;
697 TYPEDEF: int cairo_surface_type_t
699 CAIRO_SURFACE_TYPE_IMAGE
700 CAIRO_SURFACE_TYPE_PDF
701 CAIRO_SURFACE_TYPE_PS
702 CAIRO_SURFACE_TYPE_XLIB
703 CAIRO_SURFACE_TYPE_XCB
704 CAIRO_SURFACE_TYPE_GLITZ
705 CAIRO_SURFACE_TYPE_QUARTZ
706 CAIRO_SURFACE_TYPE_WIN32
707 CAIRO_SURFACE_TYPE_BEOS
708 CAIRO_SURFACE_TYPE_DIRECTFB
709 CAIRO_SURFACE_TYPE_SVG
710 CAIRO_SURFACE_TYPE_OS2
711 CAIRO_SURFACE_TYPE_WIN32_PRINTING
712 CAIRO_SURFACE_TYPE_QUARTZ_IMAGE ;
714 FUNCTION: cairo_surface_type_t
715 cairo_surface_get_type ( cairo_surface_t* surface ) ;
717 FUNCTION: cairo_content_t
718 cairo_surface_get_content ( cairo_surface_t* surface ) ;
720 FUNCTION: cairo_status_t
721 cairo_surface_write_to_png ( cairo_surface_t* surface, c-string filename ) ;
723 FUNCTION: cairo_status_t
724 cairo_surface_write_to_png_stream ( cairo_surface_t* surface, cairo_write_func_t write_func, void* closure ) ;
727 cairo_surface_get_user_data ( cairo_surface_t* surface, cairo_user_data_key_t* key ) ;
729 FUNCTION: cairo_status_t
730 cairo_surface_set_user_data ( cairo_surface_t* surface, cairo_user_data_key_t* key, void* user_data, cairo_destroy_func_t destroy ) ;
733 cairo_surface_get_font_options ( cairo_surface_t* surface, cairo_font_options_t* options ) ;
736 cairo_surface_flush ( cairo_surface_t* surface ) ;
739 cairo_surface_mark_dirty ( cairo_surface_t* surface ) ;
742 cairo_surface_mark_dirty_rectangle ( cairo_surface_t* surface, int x, int y, int width, int height ) ;
745 cairo_surface_set_device_offset ( cairo_surface_t* surface, double x_offset, double y_offset ) ;
748 cairo_surface_get_device_offset ( cairo_surface_t* surface, double* x_offset, double* y_offset ) ;
751 cairo_surface_set_fallback_resolution ( cairo_surface_t* surface, double x_pixels_per_inch, double y_pixels_per_inch ) ;
754 cairo_surface_copy_page ( cairo_surface_t* surface ) ;
757 cairo_surface_show_page ( cairo_surface_t* surface ) ;
759 ! Image-surface functions
761 TYPEDEF: int cairo_format_t
767 CAIRO_FORMAT_RGB16_565 ;
769 FUNCTION: cairo_surface_t*
770 cairo_image_surface_create ( cairo_format_t format, int width, int height ) ;
773 cairo_format_stride_for_width ( cairo_format_t format, int width ) ;
775 FUNCTION: cairo_surface_t*
776 cairo_image_surface_create_for_data ( char* data, cairo_format_t format, int width, int height, int stride ) ;
779 cairo_image_surface_get_data ( cairo_surface_t* surface ) ;
781 FUNCTION: cairo_format_t
782 cairo_image_surface_get_format ( cairo_surface_t* surface ) ;
785 cairo_image_surface_get_width ( cairo_surface_t* surface ) ;
788 cairo_image_surface_get_height ( cairo_surface_t* surface ) ;
791 cairo_image_surface_get_stride ( cairo_surface_t* surface ) ;
793 FUNCTION: cairo_surface_t*
794 cairo_image_surface_create_from_png ( c-string filename ) ;
796 FUNCTION: cairo_surface_t*
797 cairo_image_surface_create_from_png_stream ( cairo_read_func_t read_func, void* closure ) ;
799 ! Pattern creation functions
801 FUNCTION: cairo_pattern_t*
802 cairo_pattern_create_rgb ( double red, double green, double blue ) ;
804 FUNCTION: cairo_pattern_t*
805 cairo_pattern_create_rgba ( double red, double green, double blue, double alpha ) ;
807 FUNCTION: cairo_pattern_t*
808 cairo_pattern_create_for_surface ( cairo_surface_t* surface ) ;
810 FUNCTION: cairo_pattern_t*
811 cairo_pattern_create_linear ( double x0, double y0, double x1, double y1 ) ;
813 FUNCTION: cairo_pattern_t*
814 cairo_pattern_create_radial ( double cx0, double cy0, double radius0, double cx1, double cy1, double radius1 ) ;
816 FUNCTION: cairo_pattern_t*
817 cairo_pattern_reference ( cairo_pattern_t* pattern ) ;
820 cairo_pattern_destroy ( cairo_pattern_t* pattern ) ;
823 cairo_pattern_get_reference_count ( cairo_pattern_t* pattern ) ;
825 FUNCTION: cairo_status_t
826 cairo_pattern_status ( cairo_pattern_t* pattern ) ;
829 cairo_pattern_get_user_data ( cairo_pattern_t* pattern, cairo_user_data_key_t* key ) ;
831 FUNCTION: cairo_status_t
832 cairo_pattern_set_user_data ( cairo_pattern_t* pattern, cairo_user_data_key_t* key, void* user_data, cairo_destroy_func_t destroy ) ;
834 TYPEDEF: int cairo_pattern_type_t
836 CAIRO_PATTERN_TYPE_SOLID
837 CAIRO_PATTERN_TYPE_SURFACE
838 CAIRO_PATTERN_TYPE_LINEAR
839 CAIRO_PATTERN_TYPE_RADIA ;
841 FUNCTION: cairo_pattern_type_t
842 cairo_pattern_get_type ( cairo_pattern_t* pattern ) ;
845 cairo_pattern_add_color_stop_rgb ( cairo_pattern_t* pattern, double offset, double red, double green, double blue ) ;
848 cairo_pattern_add_color_stop_rgba ( cairo_pattern_t* pattern, double offset, double red, double green, double blue, double alpha ) ;
851 cairo_pattern_set_matrix ( cairo_pattern_t* pattern, cairo_matrix_t* matrix ) ;
854 cairo_pattern_get_matrix ( cairo_pattern_t* pattern, cairo_matrix_t* matrix ) ;
856 TYPEDEF: int cairo_extend_t
864 cairo_pattern_set_extend ( cairo_pattern_t* pattern, cairo_extend_t extend ) ;
866 FUNCTION: cairo_extend_t
867 cairo_pattern_get_extend ( cairo_pattern_t* pattern ) ;
869 TYPEDEF: int cairo_filter_t
875 CAIRO_FILTER_BILINEAR
876 CAIRO_FILTER_GAUSSIAN ;
879 cairo_pattern_set_filter ( cairo_pattern_t* pattern, cairo_filter_t filter ) ;
881 FUNCTION: cairo_filter_t
882 cairo_pattern_get_filter ( cairo_pattern_t* pattern ) ;
884 FUNCTION: cairo_status_t
885 cairo_pattern_get_rgba ( cairo_pattern_t* pattern, double* red, double* green, double* blue, double* alpha ) ;
887 FUNCTION: cairo_status_t
888 cairo_pattern_get_surface ( cairo_pattern_t* pattern, cairo_surface_t** surface ) ;
890 FUNCTION: cairo_status_t
891 cairo_pattern_get_color_stop_rgba ( cairo_pattern_t* pattern, int index, double* offset, double* red, double* green, double* blue, double* alpha ) ;
893 FUNCTION: cairo_status_t
894 cairo_pattern_get_color_stop_count ( cairo_pattern_t* pattern, int* count ) ;
896 FUNCTION: cairo_status_t
897 cairo_pattern_get_linear_points ( cairo_pattern_t* pattern, double* x0, double* y0, double* x1, double* y1 ) ;
899 FUNCTION: cairo_status_t
900 cairo_pattern_get_radial_circles ( cairo_pattern_t* pattern, double* x0, double* y0, double* r0, double* x1, double* y1, double* r1 ) ;
905 cairo_matrix_init ( cairo_matrix_t* matrix, double xx, double yx, double xy, double yy, double x0, double y0 ) ;
908 cairo_matrix_init_identity ( cairo_matrix_t* matrix ) ;
911 cairo_matrix_init_translate ( cairo_matrix_t* matrix, double tx, double ty ) ;
914 cairo_matrix_init_scale ( cairo_matrix_t* matrix, double sx, double sy ) ;
917 cairo_matrix_init_rotate ( cairo_matrix_t* matrix, double radians ) ;
920 cairo_matrix_translate ( cairo_matrix_t* matrix, double tx, double ty ) ;
923 cairo_matrix_scale ( cairo_matrix_t* matrix, double sx, double sy ) ;
926 cairo_matrix_rotate ( cairo_matrix_t* matrix, double radians ) ;
928 FUNCTION: cairo_status_t
929 cairo_matrix_invert ( cairo_matrix_t* matrix ) ;
932 cairo_matrix_multiply ( cairo_matrix_t* result, cairo_matrix_t* a, cairo_matrix_t* b ) ;
935 cairo_matrix_transform_distance ( cairo_matrix_t* matrix, double* dx, double* dy ) ;
938 cairo_matrix_transform_point ( cairo_matrix_t* matrix, double* x, double* y ) ;
940 ! Functions to be used while debugging (not intended for use in production code)
942 cairo_debug_reset_static_data ( ) ;