/*****************************************************************************/ /* ここから */ /*****************************************************************************/ #include "WWScreenP.h" /*****************************************************************************/ /* メンバ関数の定義 */ /*****************************************************************************/ /*===========================================================================*/ /* プライベートなもの */ /*===========================================================================*/ static int WWScreenCharacter_GetHorizontal(WWScreenCharacter sc) { return (sc->horizontal); } static int WWScreenCharacter_GetVertical(WWScreenCharacter sc) { return (sc->vertical); } static WWPalette WWScreenCharacter_GetPalette(WWScreenCharacter sc) { return (sc->palette); } static WWCharacter WWScreenCharacter_GetCharacter(WWScreenCharacter sc) { return (sc->character); } static int WWScreenCharacter_SetHorizontal(WWScreenCharacter sc, int f) { return (sc->horizontal = f); } static int WWScreenCharacter_SetVertical(WWScreenCharacter sc, int f) { return (sc->vertical = f); } static WWPalette WWScreenCharacter_SetPalette(WWScreenCharacter sc, WWPalette palette) { return (sc->palette = palette); } static WWCharacter WWScreenCharacter_SetCharacter(WWScreenCharacter sc, WWCharacter c) { return (sc->character = c); } static WWScreenCharacter WWScreenCharacter_Create(int horizontal, int vertical, WWPalette palette, WWCharacter character) { WWScreenCharacter screen_character; screen_character = (WWScreenCharacter)malloc(sizeof(_WWScreenCharacter)); if (screen_character == NULL) Error("WWScreenCharacter", "Cannot allocate memory."); WWScreenCharacter_SetHorizontal(screen_character, horizontal); WWScreenCharacter_SetVertical(screen_character, vertical); WWScreenCharacter_SetPalette(screen_character, palette); WWScreenCharacter_SetCharacter(screen_character, character); return (screen_character); } static WWScreenCharacter WWScreenCharacter_Destroy(WWScreenCharacter screen_character) { if (screen_character == NULL) return (NULL); free(screen_character); return (NULL); } static WWScreenCharacter WWScreen_GetScreenCharacter(WWScreen s, int x, int y) { return (s->screen_characters[y * WWScreen_GetWidth(s) + x]); } static WWScreenCharacter WWScreen_SetScreenCharacter(WWScreen s, int x, int y, WWScreenCharacter sc) { return (s->screen_characters[y * WWScreen_GetWidth(s) + x] = sc); } /*===========================================================================*/ /* パブリックなもの */ /*===========================================================================*/ int WWScreen_GetNumber(WWScreen s) { return (s->number); } int WWScreen_GetHorizontal(WWScreen s, int x, int y) { return (WWScreen_GetScreenCharacter(s, x, y)->horizontal); } int WWScreen_GetVertical(WWScreen s, int x, int y) { return (WWScreen_GetScreenCharacter(s, x, y)->vertical); } WWPalette WWScreen_GetPalette(WWScreen s, int x, int y) { return (WWScreen_GetScreenCharacter(s, x, y)->palette); } WWCharacter WWScreen_GetCharacter(WWScreen s, int x, int y) { return (WWScreen_GetScreenCharacter(s, x, y)->character); } int WWScreen_SetNumber(WWScreen s, int n) { return (s->number = n); } int WWScreen_SetHorizontal(WWScreen s, int x, int y, int f) { return (WWScreen_GetScreenCharacter(s, x, y)->horizontal = f); } int WWScreen_SetVertical(WWScreen s, int x, int y, int f) { return (WWScreen_GetScreenCharacter(s, x, y)->vertical = f); } WWPalette WWScreen_SetPalette(WWScreen s, int x, int y, WWPalette palette) { return (WWScreen_GetScreenCharacter(s, x, y)->palette = palette); } WWCharacter WWScreen_SetCharacter(WWScreen s, int x, int y, WWCharacter c) { return (WWScreen_GetScreenCharacter(s, x, y)->character = c); } int WWScreen_GetWidth( WWScreen s) { return (s->width ); } int WWScreen_GetHeight(WWScreen s) { return (s->height); } int WWScreen_GetRollX( WWScreen s) { return (s->roll_x); } int WWScreen_GetRollY( WWScreen s) { return (s->roll_y); } int WWScreen_SetWidth( WWScreen s, int n) { return (s->width = n); } int WWScreen_SetHeight(WWScreen s, int n) { return (s->height = n); } int WWScreen_SetRollX( WWScreen s, int r) { return (s->roll_x = r); } int WWScreen_SetRollY( WWScreen s, int r) { return (s->roll_y = r); } /* カラーマップの色(0〜7)を返す(透明色は-1を返す) */ int WWScreen_GetPixel(WWScreen screen, int x, int y) { int cx, cy, px, py; int pixel; WWCharacter character; WWPalette palette; /* x,y 座標が範囲外のときは,ロールオーバーする */ /* (スクリーンの端と端は,つながっている) */ while (x < 0) x += WWScreen_GetWidth( screen) * 8; while (y < 0) y += WWScreen_GetHeight(screen) * 8; x = x % (WWScreen_GetWidth( screen) * 8); y = y % (WWScreen_GetHeight(screen) * 8); cx = x / 8; cy = y / 8; px = x % 8; py = y % 8; if (WWScreen_GetHorizontal(screen, cx, cy)) px = 7 - px; if (WWScreen_GetVertical( screen, cx, cy)) py = 7 - py; character = WWScreen_GetCharacter(screen, cx, cy); palette = WWScreen_GetPalette(screen, cx, cy); pixel = WWCharacter_GetPixel(character, px, py); pixel = WWPalette_GetMappedColor(palette, pixel); return (pixel); } WWScreen WWScreen_Create(int number, int width, int height, WWPalette initial_palette, WWCharacter initial_character) { WWScreen screen; WWScreenCharacter sc; int x, y; screen = (WWScreen)malloc(sizeof(_WWScreen)); if (screen == NULL) Error("WWScreen_Create", "Cannot allocate memory."); WWScreen_SetNumber(screen, number); WWScreen_SetWidth( screen, width); WWScreen_SetHeight(screen, height); WWScreen_SetRollX( screen, 0); WWScreen_SetRollY( screen, 0); screen->screen_characters = (WWScreenCharacter *)malloc(sizeof(WWScreenCharacter) * screen->width * screen->height); for (y = 0; y < screen->height; y++) { for (x = 0; x < screen->width; x++) { sc = WWScreenCharacter_Create(0, 0, initial_palette, initial_character); WWScreen_SetScreenCharacter(screen, x, y, sc); } } return (screen); } WWScreen WWScreen_Destroy(WWScreen screen) { int x, y; WWScreenCharacter sc; if (screen == NULL) return (NULL); for (y = 0; y < screen->height; y++) { for (x = 0; x < screen->width; x++) { sc = WWScreen_GetScreenCharacter(screen, x, y); WWScreen_SetScreenCharacter(screen, x, y, WWScreenCharacter_Destroy(sc)); } } if (screen->screen_characters) free(screen->screen_characters); free(screen); return (NULL); } /*****************************************************************************/ /* ここまで */ /*****************************************************************************/ /*****************************************************************************/ /* End of File. */ /*****************************************************************************/