WWScreen.c 8.8 KB

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  1. /*****************************************************************************/
  2. /* ここから */
  3. /*****************************************************************************/
  4. #include "WWScreenP.h"
  5. #include "etc.h"
  6. /*****************************************************************************/
  7. /* メンバ関数の定義 */
  8. /*****************************************************************************/
  9. /*===========================================================================*/
  10. /* プライベートなもの */
  11. /*===========================================================================*/
  12. static int WWScreenCharacter_GetHorizontal(WWScreenCharacter sc)
  13. { return (sc->horizontal); }
  14. static int WWScreenCharacter_GetVertical(WWScreenCharacter sc)
  15. { return (sc->vertical); }
  16. static WWPalette WWScreenCharacter_GetPalette(WWScreenCharacter sc)
  17. { return (sc->palette); }
  18. static WWCharacter WWScreenCharacter_GetCharacter(WWScreenCharacter sc)
  19. { return (sc->character); }
  20. static int WWScreenCharacter_SetHorizontal(WWScreenCharacter sc, int f)
  21. { return (sc->horizontal = f); }
  22. static int WWScreenCharacter_SetVertical(WWScreenCharacter sc, int f)
  23. { return (sc->vertical = f); }
  24. static WWPalette WWScreenCharacter_SetPalette(WWScreenCharacter sc,
  25. WWPalette palette)
  26. { return (sc->palette = palette); }
  27. static WWCharacter WWScreenCharacter_SetCharacter(WWScreenCharacter sc,
  28. WWCharacter c)
  29. { return (sc->character = c); }
  30. static WWScreenCharacter WWScreenCharacter_Create(int horizontal, int vertical,
  31. WWPalette palette,
  32. WWCharacter character)
  33. {
  34. WWScreenCharacter screen_character;
  35. screen_character = (WWScreenCharacter)malloc(sizeof(_WWScreenCharacter));
  36. if (screen_character == NULL)
  37. Wonx_Error("WWScreenCharacter", "Cannot allocate memory.");
  38. WWScreenCharacter_SetHorizontal(screen_character, horizontal);
  39. WWScreenCharacter_SetVertical(screen_character, vertical);
  40. WWScreenCharacter_SetPalette(screen_character, palette);
  41. WWScreenCharacter_SetCharacter(screen_character, character);
  42. return (screen_character);
  43. }
  44. static WWScreenCharacter WWScreenCharacter_Destroy(WWScreenCharacter
  45. screen_character)
  46. {
  47. if (screen_character == NULL) return (NULL);
  48. free(screen_character);
  49. return (NULL);
  50. }
  51. static WWScreenCharacter WWScreen_GetScreenCharacter(WWScreen s, int x, int y)
  52. {
  53. return (s->screen_characters[y * WWScreen_GetWidth(s) + x]);
  54. }
  55. static WWScreenCharacter WWScreen_SetScreenCharacter(WWScreen s, int x, int y,
  56. WWScreenCharacter sc)
  57. {
  58. return (s->screen_characters[y * WWScreen_GetWidth(s) + x] = sc);
  59. }
  60. /*===========================================================================*/
  61. /* パブリックなもの */
  62. /*===========================================================================*/
  63. int WWScreen_GetHorizontal(WWScreen s, int x, int y)
  64. {
  65. WWScreenCharacter sc;
  66. sc = WWScreen_GetScreenCharacter(s, x, y);
  67. return (WWScreenCharacter_GetHorizontal(sc));
  68. }
  69. int WWScreen_GetVertical(WWScreen s, int x, int y)
  70. {
  71. WWScreenCharacter sc;
  72. sc = WWScreen_GetScreenCharacter(s, x, y);
  73. return (WWScreenCharacter_GetVertical(sc));
  74. }
  75. WWPalette WWScreen_GetPalette(WWScreen s, int x, int y)
  76. {
  77. WWScreenCharacter sc;
  78. sc = WWScreen_GetScreenCharacter(s, x, y);
  79. return (WWScreenCharacter_GetPalette(sc));
  80. }
  81. WWCharacter WWScreen_GetCharacter(WWScreen s, int x, int y)
  82. {
  83. WWScreenCharacter sc;
  84. sc = WWScreen_GetScreenCharacter(s, x, y);
  85. return (WWScreenCharacter_GetCharacter(sc));
  86. }
  87. int WWScreen_SetHorizontal(WWScreen s, int x, int y, int f)
  88. {
  89. WWScreenCharacter sc;
  90. sc = WWScreen_GetScreenCharacter(s, x, y);
  91. return (WWScreenCharacter_SetHorizontal(sc, f));
  92. }
  93. int WWScreen_SetVertical(WWScreen s, int x, int y, int f)
  94. {
  95. WWScreenCharacter sc;
  96. sc = WWScreen_GetScreenCharacter(s, x, y);
  97. return (WWScreenCharacter_SetVertical(sc, f));
  98. }
  99. WWPalette WWScreen_SetPalette(WWScreen s, int x, int y, WWPalette palette)
  100. {
  101. WWScreenCharacter sc;
  102. sc = WWScreen_GetScreenCharacter(s, x, y);
  103. return (WWScreenCharacter_SetPalette(sc, palette));
  104. }
  105. WWCharacter WWScreen_SetCharacter(WWScreen s, int x, int y, WWCharacter c)
  106. {
  107. WWScreenCharacter sc;
  108. sc = WWScreen_GetScreenCharacter(s, x, y);
  109. return (WWScreenCharacter_SetCharacter(sc, c));
  110. }
  111. int WWScreen_GetNumber(WWScreen s) { return (s->number); }
  112. int WWScreen_GetWidth( WWScreen s) { return (s->width ); }
  113. int WWScreen_GetHeight(WWScreen s) { return (s->height); }
  114. int WWScreen_GetRollX( WWScreen s) { return (s->roll_x); }
  115. int WWScreen_GetRollY( WWScreen s) { return (s->roll_y); }
  116. int WWScreen_GetEnable(WWScreen s) { return (s->enable); }
  117. int WWScreen_GetMode( WWScreen s) { return (s->mode ); }
  118. int WWScreen_GetDrawX( WWScreen s) { return (s->draw_x ); }
  119. int WWScreen_GetDrawY( WWScreen s) { return (s->draw_y ); }
  120. int WWScreen_GetDrawWidth( WWScreen s) { return (s->draw_width ); }
  121. int WWScreen_GetDrawHeight(WWScreen s) { return (s->draw_height); }
  122. int WWScreen_SetNumber(WWScreen s, int n) { return (s->number = n); }
  123. int WWScreen_SetWidth( WWScreen s, int n) { return (s->width = n); }
  124. int WWScreen_SetHeight(WWScreen s, int n) { return (s->height = n); }
  125. int WWScreen_SetRollX( WWScreen s, int r) { return (s->roll_x = r); }
  126. int WWScreen_SetRollY( WWScreen s, int r) { return (s->roll_y = r); }
  127. int WWScreen_SetEnable(WWScreen s, int n) { return (s->enable = n); }
  128. int WWScreen_SetMode( WWScreen s, int n) { return (s->mode = n); }
  129. int WWScreen_SetDrawX( WWScreen s, int n) { return (s->draw_x = n); }
  130. int WWScreen_SetDrawY( WWScreen s, int n) { return (s->draw_y = n); }
  131. int WWScreen_SetDrawWidth( WWScreen s, int n) { return (s->draw_width = n); }
  132. int WWScreen_SetDrawHeight(WWScreen s, int n) { return (s->draw_height = n); }
  133. /* カラーマップの色(0~7)を返す(透明色は-1を返す) */
  134. int WWScreen_GetPixel(WWScreen screen, int x, int y)
  135. {
  136. int cx, cy, px, py;
  137. int pixel;
  138. WWCharacter character;
  139. WWPalette palette;
  140. /* x,y 座標が範囲外のときは,ロールオーバーする */
  141. /* (スクリーンの端と端は,つながっている) */
  142. while (x < 0) x += WWScreen_GetWidth( screen) * 8;
  143. while (y < 0) y += WWScreen_GetHeight(screen) * 8;
  144. x = x % (WWScreen_GetWidth( screen) * 8);
  145. y = y % (WWScreen_GetHeight(screen) * 8);
  146. cx = x / 8; cy = y / 8;
  147. px = x % 8; py = y % 8;
  148. if (WWScreen_GetHorizontal(screen, cx, cy)) px = 7 - px;
  149. if (WWScreen_GetVertical( screen, cx, cy)) py = 7 - py;
  150. character = WWScreen_GetCharacter(screen, cx, cy);
  151. palette = WWScreen_GetPalette(screen, cx, cy);
  152. pixel = WWCharacter_GetPixel(character, px, py);
  153. pixel = WWPalette_GetMappedColor(palette, pixel);
  154. return (pixel);
  155. }
  156. WWScreen WWScreen_Create(int number,
  157. int width, int height,
  158. WWPalette initial_palette,
  159. WWCharacter initial_character,
  160. int draw_x, int draw_y,
  161. int draw_width, int draw_height)
  162. {
  163. WWScreen screen;
  164. WWScreenCharacter sc;
  165. int x, y;
  166. screen = (WWScreen)malloc(sizeof(_WWScreen));
  167. if (screen == NULL)
  168. Wonx_Error("WWScreen_Create", "Cannot allocate memory.");
  169. WWScreen_SetNumber(screen, number);
  170. WWScreen_SetWidth( screen, width);
  171. WWScreen_SetHeight(screen, height);
  172. WWScreen_SetRollX( screen, 0);
  173. WWScreen_SetRollY( screen, 0);
  174. WWScreen_SetEnable(screen, 1);
  175. WWScreen_SetMode( screen, WWSCREEN_DRAW_ALL);
  176. WWScreen_SetDrawX( screen, draw_x);
  177. WWScreen_SetDrawY( screen, draw_y);
  178. WWScreen_SetDrawWidth( screen, draw_width);
  179. WWScreen_SetDrawHeight(screen, draw_height);
  180. screen->screen_characters =
  181. (WWScreenCharacter *)malloc(sizeof(WWScreenCharacter) *
  182. screen->width * screen->height);
  183. for (y = 0; y < screen->height; y++) {
  184. for (x = 0; x < screen->width; x++) {
  185. sc = WWScreenCharacter_Create(0, 0, initial_palette, initial_character);
  186. WWScreen_SetScreenCharacter(screen, x, y, sc);
  187. }
  188. }
  189. return (screen);
  190. }
  191. WWScreen WWScreen_Destroy(WWScreen screen)
  192. {
  193. int x, y;
  194. WWScreenCharacter sc;
  195. if (screen == NULL) return (NULL);
  196. for (y = 0; y < screen->height; y++) {
  197. for (x = 0; x < screen->width; x++) {
  198. sc = WWScreen_GetScreenCharacter(screen, x, y);
  199. WWScreen_SetScreenCharacter(screen, x, y, WWScreenCharacter_Destroy(sc));
  200. }
  201. }
  202. if (screen->screen_characters) free(screen->screen_characters);
  203. free(screen);
  204. return (NULL);
  205. }
  206. /*****************************************************************************/
  207. /* ここまで */
  208. /*****************************************************************************/
  209. /*****************************************************************************/
  210. /* End of File. */
  211. /*****************************************************************************/