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libcaca/ruby/cucul-canvas.c

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  1. /*

  2.  *  libcucul Ruby bindings

  3.  *  Copyright (c) 2007 Pascal Terjan <pterjan@linuxfr.org>

  4.  *

  5.  *  This library is free software. It comes without any warranty, to

  6.  *  the extent permitted by applicable law. You can redistribute it

  7.  *  and/or modify it under the terms of the Do What The Fuck You Want

  8.  *  To Public License, Version 2, as published by Sam Hocevar. See

  9.  *  http://sam.zoy.org/wtfpl/COPYING for more details.

  10.  */

  11. 

  12. #include <ruby.h>

  13. #include <cucul.h>

  14. #include <errno.h>

  15. #include "cucul-font.h"

  16. #include "common.h"

  17. 

  18. VALUE cCanvas;

  19. 

  20. #define simple_func(x)                                  \

  21. static VALUE x (VALUE self)                             \

  22. {                                                       \

  23.     if( cucul_##x (_SELF) <0)                           \

  24.         rb_raise(rb_eRuntimeError, strerror(errno));    \

  25.                                                         \

  26.     return self;                                        \

  27. }

  28. 

  29. #define get_int(x)                                      \

  30. static VALUE get_##x (VALUE self)                       \

  31. {                                                       \

  32.     return INT2NUM(cucul_get_##x (_SELF));              \

  33. }

  34. 

  35. static void canvas_free(void * p)

  36. {

  37.     cucul_free_canvas((cucul_canvas_t *)p);

  38. }

  39. 

  40. static VALUE canvas_alloc(VALUE klass)

  41. {

  42.     cucul_canvas_t *canvas;

  43.     VALUE obj;

  44.     

  45.     canvas = cucul_create_canvas(0, 0);

  46.     obj = Data_Wrap_Struct(klass, 0, canvas_free, canvas);

  47.     

  48.     return obj;

  49. }

  50. 

  51. static VALUE canvas_initialize(VALUE self, VALUE width, VALUE height)

  52. {

  53.     unsigned int w, h;

  54. 

  55.     w = NUM2INT(width);

  56.     h = NUM2INT(height);

  57.     

  58.     cucul_set_canvas_size(_SELF, w, h);

  59.     

  60.     return self;

  61. }

  62. 

  63. get_int(canvas_height)

  64. get_int(canvas_width)

  65. 

  66. static VALUE set_canvas_width(VALUE self, VALUE width)

  67. {

  68.     cucul_set_canvas_size(_SELF, NUM2INT(width), cucul_get_canvas_height(_SELF));

  69.     return width;

  70. }

  71. 

  72. static VALUE set_canvas_width2(VALUE self, VALUE width)

  73. {

  74.     set_canvas_width(self, width);

  75.     return self;

  76. }

  77. 

  78. static VALUE set_canvas_height(VALUE self, VALUE height)

  79. {

  80.     cucul_set_canvas_size(_SELF, cucul_get_canvas_width(_SELF), NUM2INT(height));

  81.     return height;

  82. }

  83. 

  84. static VALUE set_canvas_height2(VALUE self, VALUE height)

  85. {

  86.     set_canvas_height(self, height);

  87.     return self;

  88. }

  89. 

  90. static VALUE set_canvas_size(VALUE self, VALUE height, VALUE width)

  91. {

  92.     cucul_set_canvas_size(_SELF, NUM2INT(width), NUM2INT(height));

  93.     return self;

  94. }

  95. 

  96. /****/

  97. 

  98. static VALUE gotoxy(VALUE self, VALUE x, VALUE y)

  99. {

  100.     if( cucul_gotoxy(_SELF, NUM2INT(x), NUM2INT(y)) <0) {

  101.         rb_raise(rb_eRuntimeError, strerror(errno));

  102.     }

  103.     return self;

  104. }

  105. 

  106. get_int(cursor_x)

  107. get_int(cursor_y)

  108. 

  109. simple_func(clear_canvas)

  110. 

  111. static VALUE put_char(VALUE self, VALUE x, VALUE y, VALUE ch)

  112. {

  113.     cucul_put_char(_SELF, NUM2INT(x), NUM2INT(y), NUM2ULONG(ch));

  114.     return self;

  115. }

  116. 

  117. static VALUE get_char(VALUE self, VALUE x, VALUE y)

  118. {

  119.     unsigned long int ch;

  120.     ch = cucul_get_char(_SELF, NUM2INT(x), NUM2INT(y));

  121.     return INT2NUM(ch);

  122. }

  123. 

  124. static VALUE put_str(VALUE self, VALUE x, VALUE y, VALUE str)

  125. {

  126.     cucul_put_str(_SELF, NUM2INT(x), NUM2INT(y), StringValuePtr(str));

  127.     return self;

  128. }

  129. 

  130. static VALUE get_attr(VALUE self, VALUE x, VALUE y)

  131. {

  132.     unsigned long int ch;

  133.     ch = cucul_get_attr(_SELF, NUM2INT(x), NUM2INT(y));

  134.     return INT2NUM(ch);

  135. }

  136. 

  137. static VALUE set_attr(VALUE self, VALUE attr)

  138. {

  139.     if(cucul_set_attr(_SELF, NUM2ULONG(attr)) <0)

  140.         rb_raise(rb_eRuntimeError, strerror(errno));

  141. 

  142.     return self;

  143. }

  144. 

  145. static VALUE set_attr2(VALUE self, VALUE attr)

  146. {

  147.     set_attr(self, attr);

  148.     return self;

  149. }

  150. 

  151. static VALUE put_attr(VALUE self, VALUE x, VALUE y, VALUE attr)

  152. {

  153.     if(cucul_put_attr(_SELF, NUM2INT(x), NUM2INT(y), NUM2ULONG(attr)) <0)

  154.         rb_raise(rb_eRuntimeError, strerror(errno));

  155. 

  156.     return self;

  157. }

  158. 

  159. static VALUE set_color_ansi(VALUE self, VALUE fg, VALUE bg)

  160. {

  161.     if(cucul_set_color_ansi(_SELF, NUM2INT(fg), NUM2INT(bg)) <0)

  162.         rb_raise(rb_eRuntimeError, strerror(errno));

  163. 

  164.     return self;

  165. }

  166. 

  167. static VALUE set_color_argb(VALUE self, VALUE fg, VALUE bg)

  168. {

  169.     if(cucul_set_color_argb(_SELF, NUM2UINT(fg), NUM2UINT(bg)) <0) {

  170.         rb_raise(rb_eRuntimeError, strerror(errno));

  171.     }

  172.     return self;

  173. }

  174. 

  175. static VALUE cprintf(int argc, VALUE* argv, VALUE self)

  176. {

  177.     int x, y;

  178.     VALUE rx, ry, format, rest, string;

  179.     rb_scan_args(argc, argv, "3*", &rx, &ry, &format, &rest);

  180.     x = NUM2INT(rx);

  181.     y = NUM2INT(ry);

  182.     string = rb_funcall2(rb_mKernel, rb_intern("sprintf"), argc-2, argv+2);

  183.     cucul_put_str(_SELF, x, y, StringValuePtr(string));

  184.     return self;

  185. }

  186. 

  187. 

  188. get_int(canvas_handle_x)

  189. get_int(canvas_handle_y)

  190. 

  191. static VALUE set_canvas_handle(VALUE self, VALUE x, VALUE y)

  192. {

  193.     cucul_set_canvas_handle(_SELF, NUM2INT(x), NUM2INT(y));

  194.     return self;

  195. }

  196. 

  197. static VALUE blit(int argc, VALUE* argv, VALUE self) {

  198.     VALUE x, y, src, mask;

  199.     cucul_canvas_t *csrc, *cmask;

  200. 

  201.     rb_scan_args(argc, argv, "31", &x, &y, &src, &mask);

  202. 

  203.     Check_Type(x, T_FIXNUM);

  204.     Check_Type(y, T_FIXNUM);

  205.     //FIXME rather check that class is cCanvas

  206.     Check_Type(src, TYPE(self));

  207.     Data_Get_Struct(src, cucul_canvas_t, csrc);

  208.     if(!NIL_P(mask))

  209.     {

  210.         //FIXME rather check that class is cCanvas

  211.         Check_Type(mask, TYPE(self));

  212.         Data_Get_Struct(mask, cucul_canvas_t, cmask);

  213.     }

  214.     else

  215.         cmask = NULL;

  216.     

  217.     if(cucul_blit(_SELF, NUM2INT(x), NUM2INT(y), csrc, cmask)<0)

  218.         rb_raise(rb_eRuntimeError, strerror(errno));

  219. 

  220.     return self;

  221. }

  222. 

  223. static VALUE set_canvas_boundaries(VALUE self, VALUE x, VALUE y, VALUE w, VALUE h)

  224. {

  225.     if(cucul_set_canvas_boundaries(_SELF, NUM2INT(x), NUM2INT(y), NUM2UINT(w), NUM2UINT(h))<0)

  226.     {

  227.         rb_raise(rb_eRuntimeError, strerror(errno));

  228.     }

  229.     return self;

  230. }

  231. 

  232. /****/

  233. 

  234. simple_func(invert)

  235. simple_func(flip)

  236. simple_func(flop)

  237. simple_func(rotate_180)

  238. simple_func(rotate_left)

  239. simple_func(rotate_right)

  240. simple_func(stretch_left)

  241. simple_func(stretch_right)

  242. 

  243. /****/

  244. 

  245. static VALUE draw_line(VALUE self, VALUE x1, VALUE y1, VALUE x2, VALUE y2, VALUE ch)

  246. {

  247.     cucul_draw_line(_SELF, NUM2INT(x1), NUM2INT(y1), NUM2INT(x2), NUM2INT(y2),NUM2ULONG(ch));

  248.     return self;

  249. }

  250. 

  251. static VALUE draw_polyline(VALUE self, VALUE points, VALUE ch)

  252. {

  253.     int i, n;

  254.     int *ax, *ay;

  255.     int error = 0;

  256.     VALUE v, x, y;

  257. 

  258.     n = RARRAY(points)->len;

  259. 

  260.     ax = (int*)malloc(n*sizeof(int));

  261.     if(!ax)

  262.         rb_raise(rb_eNoMemError,"Out of memory");

  263. 

  264.     ay = (int*)malloc(n*sizeof(int));

  265.     if(!ay)

  266.     {

  267.         free(ax);

  268.         rb_raise(rb_eNoMemError,"Out of memory");

  269.     }

  270. 

  271.     for(i=0; i<n; i++)

  272.     {

  273.         v = rb_ary_entry(points, i);

  274.         if((TYPE(v) == T_ARRAY) && (RARRAY(v)->len == 2))

  275.         {

  276.             x = rb_ary_entry(v,0);

  277.             y = rb_ary_entry(v,1);

  278.             if(rb_obj_is_kind_of(x, rb_cInteger) &&

  279.                rb_obj_is_kind_of(y, rb_cInteger))

  280.             {

  281.                 ax[i] = NUM2INT(x);

  282.                 ay[i] = NUM2INT(y);

  283.             } else

  284.                 error = 1;

  285.         }

  286. 	else

  287.             error = 1;

  288.     }

  289. 

  290.     if(error)

  291.     {

  292.         free(ax);

  293.         free(ay);

  294.         rb_raise(rb_eArgError, "Invalid list of points");

  295.     }

  296. 

  297.     n--;

  298. 

  299.     cucul_draw_polyline(_SELF, ax, ay, n, NUM2ULONG(ch));

  300. 

  301.     free(ax);

  302.     free(ay);

  303. 

  304.     return self;

  305. }

  306. 

  307. static VALUE draw_thin_line(VALUE self, VALUE x1, VALUE y1, VALUE x2, VALUE y2)

  308. {

  309.     cucul_draw_thin_line(_SELF, NUM2INT(x1), NUM2INT(y1), NUM2INT(x2), NUM2INT(y2));

  310.     return self;

  311. }

  312. 

  313. static VALUE draw_thin_polyline(VALUE self, VALUE points)

  314. {

  315.     int i, n;

  316.     int *ax, *ay;

  317.     int error = 0;

  318.     VALUE v, x, y;

  319. 

  320.     n = RARRAY(points)->len;

  321. 

  322.     ax = (int*)malloc(n*sizeof(int));

  323.     if(!ax)

  324.         rb_raise(rb_eNoMemError,"Out of memory");

  325. 

  326.     ay = (int*)malloc(n*sizeof(int));

  327.     if(!ay)

  328.     {

  329.         free(ax);

  330.         rb_raise(rb_eNoMemError,"Out of memory");

  331.     }

  332. 

  333.     for(i=0; i<n; i++)

  334.     {

  335.         v = rb_ary_entry(points, i);

  336.         if((TYPE(v) == T_ARRAY) && (RARRAY(v)->len == 2))

  337.         {

  338.             x = rb_ary_entry(v,0);

  339.             y = rb_ary_entry(v,1);

  340.             if(rb_obj_is_kind_of(x, rb_cInteger) &&

  341.                rb_obj_is_kind_of(y, rb_cInteger))

  342.             {

  343.                 ax[i] = NUM2INT(x);

  344.                 ay[i] = NUM2INT(y);

  345.             } else

  346.                 error = 1;

  347.         }

  348. 	else

  349.             error = 1;

  350.     }

  351. 

  352.     if(error)

  353.     {

  354.         free(ax);

  355.         free(ay);

  356.         rb_raise(rb_eArgError, "Invalid list of points");

  357.     }

  358. 

  359.     n--;

  360. 

  361.     cucul_draw_thin_polyline(_SELF, ax, ay, n);

  362. 

  363.     free(ax);

  364.     free(ay);

  365. 

  366.     return self;

  367. }

  368. 

  369. static VALUE draw_circle(VALUE self, VALUE x, VALUE y, VALUE r, VALUE ch)

  370. {

  371.     cucul_draw_circle(_SELF, NUM2INT(x), NUM2INT(y), NUM2INT(r), NUM2ULONG(ch));

  372.     return self;

  373. }

  374. 

  375. static VALUE draw_ellipse(VALUE self, VALUE x, VALUE y, VALUE a, VALUE b, VALUE ch)

  376. {

  377.     cucul_draw_ellipse(_SELF, NUM2INT(x), NUM2INT(y), NUM2INT(a), NUM2INT(b), NUM2ULONG(ch));

  378.     return self;

  379. }

  380. 

  381. static VALUE draw_thin_ellipse(VALUE self, VALUE x, VALUE y, VALUE a, VALUE b)

  382. {

  383.     cucul_draw_thin_ellipse(_SELF, NUM2INT(x), NUM2INT(y), NUM2INT(a), NUM2INT(b));

  384.     return self;

  385. }

  386. 

  387. static VALUE fill_ellipse(VALUE self, VALUE x, VALUE y, VALUE a, VALUE b, VALUE ch)

  388. {

  389.     cucul_fill_ellipse(_SELF, NUM2INT(x), NUM2INT(y), NUM2INT(a), NUM2INT(b), NUM2ULONG(ch));

  390.     return self;

  391. }

  392. 

  393. static VALUE draw_box(VALUE self, VALUE x1, VALUE y1, VALUE x2, VALUE y2, VALUE ch)

  394. {

  395.     cucul_draw_box(_SELF, NUM2INT(x1), NUM2INT(y1), NUM2INT(x2), NUM2INT(y2), NUM2ULONG(ch));

  396.     return self;

  397. }

  398. 

  399. static VALUE draw_thin_box(VALUE self, VALUE x1, VALUE y1, VALUE x2, VALUE y2)

  400. {

  401.     cucul_draw_thin_box(_SELF, NUM2INT(x1), NUM2INT(y1), NUM2INT(x2), NUM2INT(y2));

  402.     return self;

  403. }

  404. 

  405. static VALUE draw_cp437_box(VALUE self, VALUE x1, VALUE y1, VALUE x2, VALUE y2)

  406. {

  407.     cucul_draw_cp437_box(_SELF, NUM2INT(x1), NUM2INT(y1), NUM2INT(x2), NUM2INT(y2));

  408.     return self;

  409. }

  410. 

  411. static VALUE fill_box(VALUE self, VALUE x1, VALUE y1, VALUE x2, VALUE y2, VALUE ch)

  412. {

  413.     cucul_fill_box(_SELF, NUM2INT(x1), NUM2INT(y1), NUM2INT(x2), NUM2INT(y2), NUM2ULONG(ch));

  414.     return self;

  415. }

  416. 

  417. static VALUE draw_triangle(VALUE self, VALUE x1, VALUE y1, VALUE x2, VALUE y2, VALUE x3, VALUE y3, VALUE ch)

  418. {

  419.     cucul_draw_triangle(_SELF, NUM2INT(x1), NUM2INT(y1), NUM2INT(x2), NUM2INT(y2),  NUM2INT(x3), NUM2INT(y3), NUM2ULONG(ch));

  420.     return self;

  421. }

  422. 

  423. static VALUE draw_thin_triangle(VALUE self, VALUE x1, VALUE y1, VALUE x2, VALUE y2, VALUE x3, VALUE y3)

  424. {

  425.     cucul_draw_thin_triangle(_SELF, NUM2INT(x1), NUM2INT(y1), NUM2INT(x2), NUM2INT(y2),  NUM2INT(x3), NUM2INT(y3));

  426.     return self;

  427. }

  428. 

  429. static VALUE fill_triangle(VALUE self, VALUE x1, VALUE y1, VALUE x2, VALUE y2, VALUE x3, VALUE y3, VALUE ch)

  430. {

  431.     cucul_fill_triangle(_SELF, NUM2INT(x1), NUM2INT(y1), NUM2INT(x2), NUM2INT(y2),  NUM2INT(x3), NUM2INT(y3), NUM2ULONG(ch));

  432.     return self;

  433. }

  434. 

  435. /****/

  436. 

  437. get_int(frame_count)

  438. 

  439. static VALUE set_frame(VALUE self, VALUE id)

  440. {

  441.     if(cucul_set_frame(_SELF, NUM2INT(id))<0)

  442.         rb_raise(rb_eArgError, strerror(errno));

  443. 

  444.     return self;

  445. }

  446. 

  447. static VALUE set_frame2(VALUE self, VALUE id)

  448. {

  449.     set_frame(self, id);

  450.     return self;

  451. }

  452. 

  453. static VALUE get_frame_name(VALUE self)

  454. {

  455.     return rb_str_new2(cucul_get_frame_name(_SELF));

  456. }

  457. 

  458. static VALUE set_frame_name(VALUE self, VALUE name)

  459. {

  460.     if(cucul_set_frame_name(_SELF, StringValuePtr(name))<0)

  461.         rb_raise(rb_eRuntimeError, strerror(errno));

  462. 

  463.     return self;

  464. }

  465. 

  466. static VALUE set_frame_name2(VALUE self, VALUE name)

  467. {

  468.     set_frame_name(self, name);

  469.     return self;

  470. }

  471. 

  472. static VALUE create_frame(VALUE self, VALUE id)

  473. {

  474.     if(cucul_create_frame(_SELF, NUM2INT(id))<0) {

  475.         rb_raise(rb_eRuntimeError, strerror(errno));

  476.     }

  477.     return self;

  478. }

  479. 

  480. static VALUE free_frame(VALUE self, VALUE id)

  481. {

  482.     if(cucul_free_frame(_SELF, NUM2INT(id))<0) {

  483.         rb_raise(rb_eArgError, strerror(errno));

  484.     }

  485.     return self;

  486. }

  487. 

  488. /****/

  489. 

  490. static VALUE render_canvas(VALUE self, VALUE font, VALUE width, VALUE height, VALUE pitch)

  491. {

  492.     void *buf;

  493.     cucul_font_t *f;

  494.     VALUE b;

  495. 

  496.     //FIXME rather check that class is cFont

  497.     Check_Type(font, TYPE(self));

  498. 

  499.     buf = malloc(width*height*4);

  500.     if(buf == NULL)

  501.     {

  502.         rb_raise(rb_eNoMemError, "Out of memory");

  503.     }

  504. 

  505.     f = DATA_PTR(font);

  506.     cucul_render_canvas(_SELF, f, buf, NUM2UINT(width), NUM2UINT(height), NUM2UINT(pitch));

  507. 

  508.     b = rb_str_new(buf, width*height*4);

  509.     free(buf);

  510.     return b;

  511. }

  512. 

  513. static VALUE import_memory(VALUE self, VALUE data, VALUE format)

  514. {

  515.     long int bytes;

  516.     bytes = cucul_import_memory (_SELF, StringValuePtr(data), RSTRING(StringValue(data))->len, StringValuePtr(format));

  517.     if(bytes <= 0)

  518.         rb_raise(rb_eRuntimeError, strerror(errno));

  519. 

  520.     return self;

  521. }

  522. 

  523. static VALUE import_file(VALUE self, VALUE filename, VALUE format)

  524. {

  525.     long int bytes;

  526.     bytes = cucul_import_file (_SELF, StringValuePtr(filename), StringValuePtr(format));

  527.     if(bytes <= 0)

  528.         rb_raise(rb_eRuntimeError, strerror(errno));

  529. 

  530.     return self;

  531. }

  532. 

  533. static VALUE export_memory(VALUE self, VALUE format)

  534. {

  535.     unsigned long int bytes;

  536.     void *result;

  537.     VALUE ret;

  538.     result = cucul_export_memory (_SELF, StringValuePtr(format), &bytes);

  539.     ret = rb_str_new(result, bytes);

  540.     free(result);

  541.     return ret;

  542. }

  543. 

  544. static VALUE export_list(void)

  545. {

  546.     VALUE ary, ary2;

  547.     

  548.     char const* const* list;

  549.     

  550.     list = cucul_get_export_list();

  551.     

  552.     ary = rb_ary_new();

  553.     

  554.     while (*list != NULL)

  555.     {

  556.         ary2 = rb_ary_new();

  557.         rb_ary_push(ary2, rb_str_new2(*list));

  558.         list++;

  559.         rb_ary_push(ary2, rb_str_new2(*list));

  560.         list++;

  561.         rb_ary_push(ary, ary2);

  562.     }

  563. 

  564.     return ary;

  565. }

  566. 

  567. static VALUE import_list(void)

  568. {

  569.     VALUE ary, ary2;

  570.     

  571.     char const* const* list;

  572.     

  573.     list = cucul_get_import_list();

  574.     

  575.     ary = rb_ary_new();

  576.     

  577.     while (*list != NULL)

  578.     {

  579.         ary2 = rb_ary_new();

  580.         rb_ary_push(ary2, rb_str_new2(*list));

  581.         list++;

  582.         rb_ary_push(ary2, rb_str_new2(*list));

  583.         list++;

  584.         rb_ary_push(ary, ary2);

  585.     }

  586. 

  587.     return ary;

  588. }

  589. 

  590. /****/

  591. 

  592. void Init_cucul_canvas(VALUE mCucul)

  593. {

  594.     cCanvas = rb_define_class_under(mCucul, "Canvas", rb_cObject);

  595.     rb_define_alloc_func(cCanvas, canvas_alloc);

  596. 

  597.     rb_define_method(cCanvas, "initialize", canvas_initialize, 2);

  598.     rb_define_method(cCanvas, "width", get_canvas_width, 0);

  599.     rb_define_method(cCanvas, "width=", set_canvas_width, 1);

  600.     rb_define_method(cCanvas, "set_width", set_canvas_width2, 1);

  601.     rb_define_method(cCanvas, "height", get_canvas_height, 0);

  602.     rb_define_method(cCanvas, "height=", set_canvas_height, 1);

  603.     rb_define_method(cCanvas, "set_height", set_canvas_height2, 1);

  604.     rb_define_method(cCanvas, "set_size", set_canvas_size, 2);

  605.         

  606.     rb_define_method(cCanvas, "gotoxy", gotoxy, 2);

  607.     rb_define_method(cCanvas, "cursor_x", get_cursor_x, 0);

  608.     rb_define_method(cCanvas, "cursor_y", get_cursor_y, 0);

  609.     rb_define_method(cCanvas, "handle_x", get_canvas_handle_x, 0);

  610.     rb_define_method(cCanvas, "handle_y", get_canvas_handle_y, 0);

  611.     rb_define_method(cCanvas, "set_handle", set_canvas_handle, 2);

  612.     rb_define_method(cCanvas, "blit", blit, -1);

  613.     rb_define_method(cCanvas, "set_boundaries", set_canvas_boundaries, 4);

  614. 

  615.     rb_define_method(cCanvas, "clear", clear_canvas, 0);

  616.     

  617.     rb_define_method(cCanvas, "put_char", put_char, 3);

  618.     rb_define_method(cCanvas, "get_char", get_char, 2);

  619.     rb_define_method(cCanvas, "put_str", put_str, 3);

  620.     rb_define_method(cCanvas, "printf", cprintf, -1);

  621. 

  622.     rb_define_method(cCanvas, "get_attr", get_attr, 3);

  623.     rb_define_method(cCanvas, "attr=", set_attr, 1);

  624.     rb_define_method(cCanvas, "set_attr", set_attr2, 1);

  625.     rb_define_method(cCanvas, "put_attr", put_attr, 3);

  626.     rb_define_method(cCanvas, "set_color_ansi", set_color_ansi, 2);

  627.     rb_define_method(cCanvas, "set_color_argb", set_color_argb, 2);

  628. 

  629.     rb_define_method(cCanvas, "invert", invert, 0);

  630.     rb_define_method(cCanvas, "flip", flip, 0);

  631.     rb_define_method(cCanvas, "flop", flop, 0);

  632.     rb_define_method(cCanvas, "rotate_180", rotate_180, 0);

  633.     rb_define_method(cCanvas, "rotate_left", rotate_left, 0);

  634.     rb_define_method(cCanvas, "rotate_right", rotate_right, 0);

  635.     rb_define_method(cCanvas, "stretch_left", stretch_left, 0);

  636.     rb_define_method(cCanvas, "stretch_right", stretch_right, 0);

  637. 

  638.     rb_define_method(cCanvas, "draw_line", draw_line, 5);

  639.     rb_define_method(cCanvas, "draw_polyline", draw_polyline, 2);

  640.     rb_define_method(cCanvas, "draw_thin_line", draw_thin_line, 4);

  641.     rb_define_method(cCanvas, "draw_thin_polyline", draw_thin_polyline, 1);

  642.     rb_define_method(cCanvas, "draw_circle", draw_circle, 4);

  643.     rb_define_method(cCanvas, "draw_ellipse", draw_ellipse, 5);

  644.     rb_define_method(cCanvas, "draw_thin_ellipse", draw_thin_ellipse, 4);

  645.     rb_define_method(cCanvas, "fill_ellipse", fill_ellipse, 5);

  646.     rb_define_method(cCanvas, "draw_box", draw_box, 5);

  647.     rb_define_method(cCanvas, "draw_thin_box", draw_thin_box, 4);

  648.     rb_define_method(cCanvas, "draw_cp437_box", draw_cp437_box, 4);

  649.     rb_define_method(cCanvas, "fill_box", fill_box, 5);

  650.     rb_define_method(cCanvas, "draw_triangle", draw_triangle, 7);

  651.     rb_define_method(cCanvas, "draw_thin_triangle", draw_thin_triangle, 6);

  652.     rb_define_method(cCanvas, "fill_triangle", fill_triangle, 7);

  653. 

  654.     rb_define_method(cCanvas, "frame_count", get_frame_count, 0);

  655.     rb_define_method(cCanvas, "frame=", set_frame, 1);

  656.     rb_define_method(cCanvas, "set_frame", set_frame2, 1);

  657.     rb_define_method(cCanvas, "frame_name", get_frame_name, 0);

  658.     rb_define_method(cCanvas, "frame_name=", set_frame_name, 1);

  659.     rb_define_method(cCanvas, "set_frame_name", set_frame_name2, 1);

  660.     rb_define_method(cCanvas, "create_frame", create_frame, 1);

  661.     rb_define_method(cCanvas, "free_frame", free_frame, 1);

  662. 

  663.     rb_define_method(cCanvas, "render", render_canvas, 4);

  664.     rb_define_method(cCanvas, "import_memory", import_memory, 2);

  665.     rb_define_method(cCanvas, "import_file", import_file, 2);

  666.     rb_define_method(cCanvas, "export_memory", export_memory, 1);

  667.     rb_define_singleton_method(cCanvas, "export_list", export_list, 0);

  668.     rb_define_singleton_method(cCanvas, "import_list", import_list, 0);

  669.    

  670. }