indent fold.c
This commit is contained in:
Bill Kendrick
parent
c855261af2
commit
31cb4f4505
1 changed files with 302 additions and 275 deletions
143
magic/src/fold.c
143
magic/src/fold.c
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@ -22,19 +22,14 @@ SDL_Surface * fold_surface_src, * fold_surface_dst;
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void fold_draw(magic_api * api, int which,
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SDL_Surface * canvas, SDL_Surface * snapshot,
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int x, int y, SDL_Rect * update_rect);
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static void fold_erase(void * ptr, int which, SDL_Surface * canvas, SDL_Surface * last,
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int x, int y);
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SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y, SDL_Rect * update_rect);
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static void fold_erase(void *ptr, int which, SDL_Surface * canvas, SDL_Surface * last, int x, int y);
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void translate_coords(SDL_Surface * canvas, int angle);
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SDL_Surface *rotate(magic_api * api, SDL_Surface * canvas, int angle);
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void fold_draw(magic_api * api, int which,
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SDL_Surface * canvas, SDL_Surface * snapshot,
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int x, int y, SDL_Rect * update_rect);
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static void fold_print_line(void * ptr, int which, SDL_Surface * canvas, SDL_Surface * last,
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int x, int y);
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static void fold_print_dark_line(void * ptr, int which, SDL_Surface * canvas, SDL_Surface * last,
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int x, int y);
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SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y, SDL_Rect * update_rect);
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static void fold_print_line(void *ptr, int which, SDL_Surface * canvas, SDL_Surface * last, int x, int y);
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static void fold_print_dark_line(void *ptr, int which, SDL_Surface * canvas, SDL_Surface * last, int x, int y);
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void translate_xy(SDL_Surface * canvas, int x, int y, int *a, int *b, int rotation);
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Uint32 fold_api_version(void);
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void fold_set_color(magic_api * api, Uint8 r, Uint8 g, Uint8 b);
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@ -45,27 +40,23 @@ char * fold_get_name(magic_api * api, int which);
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char *fold_get_description(magic_api * api, int which, int mode);
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int fold_requires_colors(magic_api * api, int which);
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void fold_release(magic_api * api, int which,
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SDL_Surface * canvas, SDL_Surface * snapshot,
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int x, int y, SDL_Rect * update_rect);
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SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y, SDL_Rect * update_rect);
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void fold_shutdown(magic_api * api);
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void fold_click(magic_api * ptr, int which, int mode,
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SDL_Surface * canvas, SDL_Surface * snapshot,
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int x, int y, SDL_Rect * update_rect);
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SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y, SDL_Rect * update_rect);
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void fold_preview(magic_api * api, int which, SDL_Surface * canvas,
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SDL_Surface * snapshot, int ox, int oy, int x, int y,
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SDL_Rect * update_rect);
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SDL_Surface * snapshot, int ox, int oy, int x, int y, SDL_Rect * update_rect);
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int fold_modes(magic_api * api, int which);
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// Housekeeping functions
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void fold_drag(magic_api * api, int which, SDL_Surface * canvas,
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SDL_Surface * snapshot, int ox, int oy, int x, int y,
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SDL_Rect * update_rect);
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SDL_Surface * snapshot, int ox, int oy, int x, int y, SDL_Rect * update_rect);
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void fold_switchin(magic_api * api, int which, int mode, SDL_Surface * canvas);
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inline Uint8 fold_what_corner(int x, int y, SDL_Surface * canvas);
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void fold_switchout(magic_api * api, int which, int mode, SDL_Surface * canvas);
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Uint32 fold_api_version(void)
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{
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return (TP_MAGIC_API_VERSION);
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}
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@ -96,41 +87,51 @@ SDL_Surface * fold_get_icon(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUT
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{
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char fname[1024];
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snprintf(fname, sizeof(fname), "%s/images/magic/fold.png",
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api->data_directory);
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snprintf(fname, sizeof(fname), "%s/images/magic/fold.png", api->data_directory);
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return (IMG_Load(fname));
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}
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char * fold_get_name(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED) { return(gettext_noop("Fold")); }
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char *fold_get_name(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED)
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{
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return (gettext_noop("Fold"));
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}
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char * fold_get_description(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED, int mode ATTRIBUTE_UNUSED) { return strdup(gettext_noop("Choose a background color and click to turn the corner of the page over.")); }
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char *fold_get_description(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED, int mode ATTRIBUTE_UNUSED)
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{
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return strdup(gettext_noop("Choose a background color and click to turn the corner of the page over."));
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}
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int fold_requires_colors(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED) { return 1; } //selected color will be a "backpage" color
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int fold_requires_colors(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED)
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{
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return 1;
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} //selected color will be a "backpage" color
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static void fold_shadow(void * ptr, int which ATTRIBUTE_UNUSED, SDL_Surface * canvas, SDL_Surface * temp,
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int x, int y)
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static void fold_shadow(void *ptr, int which ATTRIBUTE_UNUSED, SDL_Surface * canvas, SDL_Surface * temp, int x, int y)
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{
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magic_api *api = (magic_api *) ptr;
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Uint8 r, g, b, a;
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SDL_GetRGBA(api->getpixel(temp, x, y),
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temp->format, &r, &g, &b, &a);
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SDL_GetRGBA(api->getpixel(temp, x, y), temp->format, &r, &g, &b, &a);
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api->putpixel(canvas, x, y, SDL_MapRGBA(canvas->format,
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max(r-160+fold_shadow_value*4,0), max(g-160+fold_shadow_value*4,0), max(b-160+fold_shadow_value*4,0), a));
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max(r - 160 + fold_shadow_value * 4, 0), max(g - 160 + fold_shadow_value * 4,
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0),
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max(b - 160 + fold_shadow_value * 4, 0), a));
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}
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void fold_draw(magic_api * api, int which,
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SDL_Surface * canvas, SDL_Surface * snapshot,
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int x, int y, SDL_Rect * update_rect ATTRIBUTE_UNUSED)
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SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y, SDL_Rect * update_rect ATTRIBUTE_UNUSED)
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{
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float right_step_x, right_step_y, left_step_x, left_step_y;
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float dist_x, dist_y;
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int left_y, right_x;
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float w, h;
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SDL_Surface *temp;
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temp = SDL_CreateRGBSurface(SDL_ANYFORMAT, canvas->w, canvas->h, canvas->format->BitsPerPixel,
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canvas->format->Rmask, canvas->format->Gmask, canvas->format->Bmask, canvas->format->Amask);
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canvas->format->Rmask, canvas->format->Gmask, canvas->format->Bmask,
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canvas->format->Amask);
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SDL_BlitSurface(canvas, 0, temp, 0);
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right_step_x = (float)(x - left_arm_x) / (float)(left_arm_x - fold_ox);
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@ -169,34 +170,41 @@ void fold_draw(magic_api * api, int which,
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if (left_arm_x > canvas->w)
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{
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for (fold_shadow_value = 0; fold_shadow_value < 40; fold_shadow_value += 1)
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api->line((void *)api, which, canvas, temp, canvas->w, left_y-fold_shadow_value, 0, right_arm_y-fold_shadow_value, 1, fold_shadow);
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api->line((void *)api, which, canvas, temp, canvas->w, left_y - fold_shadow_value, 0,
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right_arm_y - fold_shadow_value, 1, fold_shadow);
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}
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else if (right_arm_y > canvas->h)
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{
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for (fold_shadow_value = 0; fold_shadow_value < 40; fold_shadow_value += 1)
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api->line((void *)api, which, canvas, temp, left_arm_x-fold_shadow_value, 0, right_x - fold_shadow_value, canvas->h, 1, fold_shadow);
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api->line((void *)api, which, canvas, temp, left_arm_x - fold_shadow_value, 0, right_x - fold_shadow_value,
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canvas->h, 1, fold_shadow);
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}
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else
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for (fold_shadow_value = 0; fold_shadow_value < 40; fold_shadow_value += 1)
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api->line((void *)api, which, canvas, temp, left_arm_x-fold_shadow_value, 0, 0, right_arm_y-fold_shadow_value, 1, fold_shadow);
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api->line((void *)api, which, canvas, temp, left_arm_x - fold_shadow_value, 0, 0, right_arm_y - fold_shadow_value,
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1, fold_shadow);
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SDL_BlitSurface(canvas, 0, temp, 0);
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for (fold_shadow_value = 0; fold_shadow_value < 40; fold_shadow_value += 1)
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{
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if (fold_shadow_value*left_step_x > x || fold_shadow_value*right_step_y > y) break;
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if (fold_shadow_value * left_step_x > x || fold_shadow_value * right_step_y > y)
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break;
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dist_x = fold_shadow_value * (right_step_x + left_step_x);
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dist_y = fold_shadow_value * (right_step_y + left_step_y);
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api->line((void *)api, which, canvas, temp, left_arm_x+fold_shadow_value*right_step_x, fold_shadow_value*right_step_y, fold_shadow_value*left_step_x, right_arm_y+fold_shadow_value*left_step_y, 1, fold_shadow);
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api->line((void *)api, which, canvas, temp, left_arm_x + fold_shadow_value * right_step_x,
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fold_shadow_value * right_step_y, fold_shadow_value * left_step_x,
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right_arm_y + fold_shadow_value * left_step_y, 1, fold_shadow);
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}
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api->line((void *)api, which, canvas, snapshot, x, y, right_arm_x, right_arm_y, 1, fold_print_line);
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api->line((void *)api, which, canvas, snapshot, x, y, left_arm_x, left_arm_y, 1, fold_print_line);
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api->line((void *)api, which, canvas, snapshot, left_arm_x, left_arm_y, right_arm_x, right_arm_y, 1, fold_print_dark_line);
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api->line((void *)api, which, canvas, snapshot, left_arm_x, left_arm_y, right_arm_x, right_arm_y, 1,
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fold_print_dark_line);
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}
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@ -208,10 +216,12 @@ SDL_Surface * rotate(magic_api * api, SDL_Surface * canvas, int angle)
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if (angle == 180)
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temp = SDL_CreateRGBSurface(SDL_ANYFORMAT, canvas->w, canvas->h, canvas->format->BitsPerPixel,
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canvas->format->Rmask, canvas->format->Gmask, canvas->format->Bmask, canvas->format->Amask);
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canvas->format->Rmask, canvas->format->Gmask, canvas->format->Bmask,
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canvas->format->Amask);
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else
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temp = SDL_CreateRGBSurface(SDL_ANYFORMAT, canvas->h, canvas->w, canvas->format->BitsPerPixel,
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canvas->format->Rmask, canvas->format->Gmask, canvas->format->Bmask, canvas->format->Amask);
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canvas->format->Rmask, canvas->format->Gmask, canvas->format->Bmask,
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canvas->format->Amask);
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switch (angle)
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{
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@ -249,6 +259,7 @@ SDL_Surface * rotate(magic_api * api, SDL_Surface * canvas, int angle)
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void translate_coords(SDL_Surface * canvas, int angle)
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{
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int a, b;
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switch (angle)
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{
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case 90:
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@ -297,8 +308,7 @@ void translate_xy(SDL_Surface * canvas, int x, int y, int * a, int * b, int rota
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}
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void fold_release(magic_api * api, int which,
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SDL_Surface * canvas, SDL_Surface * snapshot,
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int x, int y, SDL_Rect * update_rect)
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SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y, SDL_Rect * update_rect)
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{
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int a, b;
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SDL_Surface *temp, *temp2;
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@ -366,13 +376,17 @@ inline Uint8 fold_what_corner(int x, int y, SDL_Surface * canvas)
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{
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if (x >= canvas->w / 2)
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{
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if (y>=canvas->h/2) return 4;
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else return 1;
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if (y >= canvas->h / 2)
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return 4;
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else
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return 1;
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}
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else
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{
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if (y>=canvas->h/2) return 3;
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else return 2;
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if (y >= canvas->h / 2)
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return 3;
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else
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return 2;
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}
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}
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@ -381,12 +395,15 @@ static void fold_print_line(void * ptr, int which ATTRIBUTE_UNUSED, SDL_Surface
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int x, int y)
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{
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magic_api *api = (magic_api *) ptr;
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api->putpixel(canvas, x, y, SDL_MapRGB(last->format, 222, 222, 222)); //Middle gray. Color have been set arbitrary.
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}
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static void fold_print_dark_line(void * ptr, int which ATTRIBUTE_UNUSED, SDL_Surface * canvas, SDL_Surface * last ATTRIBUTE_UNUSED,
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int x, int y)
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static void fold_print_dark_line(void *ptr, int which ATTRIBUTE_UNUSED, SDL_Surface * canvas,
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SDL_Surface * last ATTRIBUTE_UNUSED, int x, int y)
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{
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magic_api *api = (magic_api *) ptr;
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api->putpixel(canvas, x, y, SDL_MapRGB(last->format, 90, 90, 90)); //It should not look too black nor too white with shadowed colors.
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}
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@ -394,14 +411,15 @@ static void fold_erase(void * ptr, int which ATTRIBUTE_UNUSED, SDL_Surface * can
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int x, int y)
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{
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magic_api *api = (magic_api *) ptr;
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api->putpixel(canvas, x, y, SDL_MapRGB(canvas->format, fold_r, fold_g, fold_b));
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}
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void fold_click(magic_api * ptr, int which, int mode ATTRIBUTE_UNUSED,
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SDL_Surface * canvas, SDL_Surface * snapshot,
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int x, int y, SDL_Rect * update_rect)
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SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y, SDL_Rect * update_rect)
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{
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magic_api *api = (magic_api *) ptr;
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corner = fold_what_corner(x, y, snapshot);
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switch (corner)
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@ -447,7 +465,9 @@ void fold_preview(magic_api * api, int which, SDL_Surface * canvas,
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right_arm_y = fold_oy;
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left_arm_x = fold_ox;
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left_arm_y=fold_oy-(fold_oy-middle_point_y)-(fold_ox-middle_point_x)*(fold_ox-middle_point_x)/(fold_oy-middle_point_y);
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left_arm_y =
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fold_oy - (fold_oy - middle_point_y) - (fold_ox - middle_point_x) * (fold_ox - middle_point_x) / (fold_oy -
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middle_point_y);
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break;
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case 2: //LU
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@ -463,14 +483,20 @@ void fold_preview(magic_api * api, int which, SDL_Surface * canvas,
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right_arm_y = fold_oy;
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left_arm_x = fold_ox;
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left_arm_y=fold_oy-(fold_oy-middle_point_y)-(fold_ox-middle_point_x)*(fold_ox-middle_point_x)/(fold_oy-middle_point_y);
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left_arm_y =
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fold_oy - (fold_oy - middle_point_y) - (fold_ox - middle_point_x) * (fold_ox - middle_point_x) / (fold_oy -
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middle_point_y);
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break;
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case 4: //RL
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right_arm_x = fold_ox;
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right_arm_y=fold_oy-(fold_oy-middle_point_y)-(fold_ox-middle_point_x)*(fold_ox-middle_point_x)/(fold_oy-middle_point_y);
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right_arm_y =
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fold_oy - (fold_oy - middle_point_y) - (fold_ox - middle_point_x) * (fold_ox - middle_point_x) / (fold_oy -
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middle_point_y);
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left_arm_x=fold_ox-(fold_ox-middle_point_x)-(fold_oy-middle_point_y)*(fold_oy-middle_point_y)/(fold_ox-middle_point_x);
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left_arm_x =
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fold_ox - (fold_ox - middle_point_x) - (fold_oy - middle_point_y) * (fold_oy - middle_point_y) / (fold_ox -
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middle_point_x);
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left_arm_y = fold_oy;
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break;
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}
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@ -485,8 +511,7 @@ void fold_preview(magic_api * api, int which, SDL_Surface * canvas,
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}
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void fold_drag(magic_api * api, int which, SDL_Surface * canvas,
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SDL_Surface * snapshot, int ox, int oy, int x, int y,
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SDL_Rect * update_rect)
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SDL_Surface * snapshot, int ox, int oy, int x, int y, SDL_Rect * update_rect)
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{
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// Avoid division by zero when calculating the preview
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x = clamp(2, x, canvas->w - 2);
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@ -494,11 +519,13 @@ void fold_drag(magic_api * api, int which, SDL_Surface * canvas,
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fold_preview(api, which, canvas, snapshot, ox, oy, x, y, update_rect);
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}
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void fold_switchin(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED, int mode ATTRIBUTE_UNUSED, SDL_Surface * canvas ATTRIBUTE_UNUSED)
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void fold_switchin(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED, int mode ATTRIBUTE_UNUSED,
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SDL_Surface * canvas ATTRIBUTE_UNUSED)
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{
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}
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void fold_switchout(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED, int mode ATTRIBUTE_UNUSED, SDL_Surface * canvas ATTRIBUTE_UNUSED)
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void fold_switchout(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED, int mode ATTRIBUTE_UNUSED,
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SDL_Surface * canvas ATTRIBUTE_UNUSED)
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{
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}
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