indent rosette.c
This commit is contained in:
Bill Kendrick
parent
fea1b424ba
commit
ac74e0ed51
1 changed files with 123 additions and 113 deletions
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@ -32,69 +32,64 @@
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#include "tp_magic_api.h"
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#include "SDL_image.h"
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#include "SDL_mixer.h"
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#include <math.h> //for sin, cos, ...
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#define ROSETTE_R 8 //circle's diameter
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#include <math.h> //for sin, cos, ...
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#define ROSETTE_R 8 //circle's diameter
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static int xmid, ymid;
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struct rosette_rgb
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{
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Uint8 r, g, b;
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Uint8 r, g, b;
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};
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struct rosette_rgb rosette_colors;
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Mix_Chunk * rosette_snd;
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Mix_Chunk *rosette_snd;
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// Housekeeping functions
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// Housekeeping functions
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Uint32 rosette_api_version(void);
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void rosette_set_color(magic_api * api, Uint8 r, Uint8 g, Uint8 b);
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int rosette_init(magic_api * api);
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int rosette_get_tool_count(magic_api * api);
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SDL_Surface * rosette_get_icon(magic_api * api, int which);
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char * rosette_get_name(magic_api * api, int which);
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char * rosette_get_description(magic_api * api, int which, int mode);
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SDL_Surface *rosette_get_icon(magic_api * api, int which);
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char *rosette_get_name(magic_api * api, int which);
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char *rosette_get_description(magic_api * api, int which, int mode);
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int rosette_requires_colors(magic_api * api, int which);
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void rosette_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 rosette_shutdown(magic_api * api);
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void rosette_draw(void * ptr, int which, SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y);
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void rosette_draw(void *ptr, int which, SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y);
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void rosette_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 rosette_click(magic_api * api, int which, int mode,
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SDL_Surface * canvas, SDL_Surface * last,
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int x, int y, SDL_Rect * update_rect);
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SDL_Surface * canvas, SDL_Surface * last, int x, int y, SDL_Rect * update_rect);
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void rosette_switchin(magic_api * api, int which, int mode, SDL_Surface * canvas);
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void rosette_switchout(magic_api * api, int which, int mode, SDL_Surface * canvas);
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int rosette_modes(magic_api * api, int which);
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void rosette_circle(void * ptr, int which,
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SDL_Surface * canvas, SDL_Surface * snapshot,
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int x, int y);
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void rosette_circle(void *ptr, int which, SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y);
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Uint32 rosette_api_version(void)
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{
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return(TP_MAGIC_API_VERSION);
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return (TP_MAGIC_API_VERSION);
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}
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void rosette_set_color(magic_api * api ATTRIBUTE_UNUSED, Uint8 r, Uint8 g, Uint8 b) //get the colors from API and store it in structure
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void rosette_set_color(magic_api * api ATTRIBUTE_UNUSED, Uint8 r, Uint8 g, Uint8 b) //get the colors from API and store it in structure
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{
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rosette_colors.r=r;
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rosette_colors.g=g;
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rosette_colors.b=b;
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rosette_colors.r = r;
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rosette_colors.g = g;
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rosette_colors.b = b;
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}
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int rosette_init(magic_api * api)
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{
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char fname[1024];
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snprintf(fname, sizeof(fname), "%s/sounds/magic/picasso.ogg", api->data_directory);
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rosette_snd = Mix_LoadWAV(fname);
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return(1);
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snprintf(fname, sizeof(fname), "%s/sounds/magic/picasso.ogg", api->data_directory);
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rosette_snd = Mix_LoadWAV(fname);
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return (1);
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}
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int rosette_get_tool_count(magic_api * api ATTRIBUTE_UNUSED)
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@ -102,131 +97,146 @@ int rosette_get_tool_count(magic_api * api ATTRIBUTE_UNUSED)
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return 2;
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}
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SDL_Surface * rosette_get_icon(magic_api * api, int which)
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SDL_Surface *rosette_get_icon(magic_api * api, int which)
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{
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char fname[1024];
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if (!which)
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snprintf(fname, sizeof(fname), "%s/images/magic/rosette.png", api->data_directory);
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else snprintf(fname, sizeof(fname), "%s/images/magic/picasso.png", api->data_directory);
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return(IMG_Load(fname));
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if (!which)
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snprintf(fname, sizeof(fname), "%s/images/magic/rosette.png", api->data_directory);
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else
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snprintf(fname, sizeof(fname), "%s/images/magic/picasso.png", api->data_directory);
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return (IMG_Load(fname));
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}
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char * rosette_get_name(magic_api * api ATTRIBUTE_UNUSED, int which) { if (!which) return strdup(gettext_noop("Rosette")); else return strdup(gettext_noop("Picasso"));}
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char * rosette_get_description(magic_api * api ATTRIBUTE_UNUSED, int which, int mode ATTRIBUTE_UNUSED)
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char *rosette_get_name(magic_api * api ATTRIBUTE_UNUSED, int which)
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{
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if (!which)
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return strdup(gettext_noop("Click and start drawing your rosette.")); //just k'scope with 3 bits?
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else
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return strdup(gettext_noop("You can draw just like Picasso!")); //what is this actually doing?
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if (!which)
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return strdup(gettext_noop("Rosette"));
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else
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return strdup(gettext_noop("Picasso"));
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}
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int rosette_requires_colors(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED) { return 1; }
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char *rosette_get_description(magic_api * api ATTRIBUTE_UNUSED, int which, int mode ATTRIBUTE_UNUSED)
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{
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if (!which)
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return strdup(gettext_noop("Click and start drawing your rosette.")); //just k'scope with 3 bits?
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else
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return strdup(gettext_noop("You can draw just like Picasso!")); //what is this actually doing?
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}
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int rosette_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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}
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void rosette_release(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED,
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SDL_Surface * canvas ATTRIBUTE_UNUSED, SDL_Surface * snapshot ATTRIBUTE_UNUSED,
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int x ATTRIBUTE_UNUSED, int y ATTRIBUTE_UNUSED, SDL_Rect * update_rect ATTRIBUTE_UNUSED)
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SDL_Surface * canvas ATTRIBUTE_UNUSED, SDL_Surface * snapshot ATTRIBUTE_UNUSED,
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int x ATTRIBUTE_UNUSED, int y ATTRIBUTE_UNUSED, SDL_Rect * update_rect ATTRIBUTE_UNUSED)
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{
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}
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void rosette_shutdown(magic_api * api ATTRIBUTE_UNUSED) { Mix_FreeChunk(rosette_snd); }
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void rosette_shutdown(magic_api * api ATTRIBUTE_UNUSED)
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{
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Mix_FreeChunk(rosette_snd);
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}
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// Interactivity functions
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void rosette_circle(void * ptr, int which ATTRIBUTE_UNUSED,
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SDL_Surface * canvas, SDL_Surface * snapshot ATTRIBUTE_UNUSED,
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int x, int y)
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void rosette_circle(void *ptr, int which ATTRIBUTE_UNUSED,
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SDL_Surface * canvas, SDL_Surface * snapshot ATTRIBUTE_UNUSED, int x, int y)
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{
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magic_api * api = (magic_api *) ptr;
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int xx, yy;
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for (yy = y - ROSETTE_R; yy < y + ROSETTE_R; yy++)
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for (xx = x - ROSETTE_R; xx < x + ROSETTE_R; xx++)
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if (api->in_circle(xx - x , yy - y , ROSETTE_R/2))
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api->putpixel(canvas, xx, yy, SDL_MapRGB(canvas->format, rosette_colors.r, rosette_colors.g, rosette_colors.b));
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magic_api *api = (magic_api *) ptr;
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int xx, yy;
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for (yy = y - ROSETTE_R; yy < y + ROSETTE_R; yy++)
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for (xx = x - ROSETTE_R; xx < x + ROSETTE_R; xx++)
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if (api->in_circle(xx - x, yy - y, ROSETTE_R / 2))
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api->putpixel(canvas, xx, yy, SDL_MapRGB(canvas->format, rosette_colors.r, rosette_colors.g, rosette_colors.b));
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}
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void rosette_draw(void * ptr, int which, SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y)
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void rosette_draw(void *ptr, int which, SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y)
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{
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magic_api * api = (magic_api *) ptr;
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double angle;
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double xx, yy; //distance to the center of the image
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int x1, y1, x2, y2;
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xx=(double)(xmid-x);
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yy=(double)(y-ymid);
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if (which==0)
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{
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angle=2*M_PI/3; //an angle between brushes
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x1=(int)(xx*cos(angle)-yy*sin(angle));
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y1=(int)(xx*sin(angle)+yy*cos(angle));
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x2=(int)(xx*cos(2*angle)-yy*sin(2*angle));
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y2=(int)(xx*sin(2*angle)+yy*cos(2*angle));
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}
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else
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{
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angle=atan(yy/xx);
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if ((xx<0) && (yy>0)) angle+=M_PI;
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if ((xx<0) && (yy<0)) angle+=M_PI;
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if ((xx>0) && (yy<0)) angle+=2*M_PI;
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magic_api *api = (magic_api *) ptr;
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if ((y==ymid) && (xx<0)) angle=M_PI;
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x1=(int)(xx*cos(2*angle)-yy*sin(2*angle));
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y1=(int)(xx*sin(2*angle)-yy*cos(angle));
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x2=(int)(xx*cos(2*angle)-yy*sin(2*angle));
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y2=(int)(xx*sin(2*angle)+yy*cos(2*angle));
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}
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double angle;
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double xx, yy; //distance to the center of the image
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int x1, y1, x2, y2;
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rosette_circle(api, which, canvas, snapshot, x, y);
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rosette_circle(api, which, canvas, snapshot, (-1)*(x1-xmid), y1+ymid);
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rosette_circle(api, which, canvas, snapshot, (-1)*(x2-xmid), y2+ymid);
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xx = (double)(xmid - x);
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yy = (double)(y - ymid);
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if (which == 0)
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{
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angle = 2 * M_PI / 3; //an angle between brushes
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x1 = (int)(xx * cos(angle) - yy * sin(angle));
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y1 = (int)(xx * sin(angle) + yy * cos(angle));
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x2 = (int)(xx * cos(2 * angle) - yy * sin(2 * angle));
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y2 = (int)(xx * sin(2 * angle) + yy * cos(2 * angle));
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}
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else
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{
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angle = atan(yy / xx);
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if ((xx < 0) && (yy > 0))
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angle += M_PI;
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if ((xx < 0) && (yy < 0))
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angle += M_PI;
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if ((xx > 0) && (yy < 0))
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angle += 2 * M_PI;
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if ((y == ymid) && (xx < 0))
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angle = M_PI;
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x1 = (int)(xx * cos(2 * angle) - yy * sin(2 * angle));
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y1 = (int)(xx * sin(2 * angle) - yy * cos(angle));
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x2 = (int)(xx * cos(2 * angle) - yy * sin(2 * angle));
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y2 = (int)(xx * sin(2 * angle) + yy * cos(2 * angle));
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}
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rosette_circle(api, which, canvas, snapshot, x, y);
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rosette_circle(api, which, canvas, snapshot, (-1) * (x1 - xmid), y1 + ymid);
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rosette_circle(api, which, canvas, snapshot, (-1) * (x2 - xmid), y2 + ymid);
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}
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void rosette_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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api->line((void *) api, which, canvas, snapshot, ox, oy, x, y, 1, rosette_draw);
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api->playsound(rosette_snd, (x * 255) / canvas->w, 255);
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api->line((void *)api, which, canvas, snapshot, ox, oy, x, y, 1, rosette_draw);
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api->playsound(rosette_snd, (x * 255) / canvas->w, 255);
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update_rect->x=update_rect->y=0;
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update_rect->w=canvas->w;
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update_rect->h=canvas->h;
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update_rect->x = update_rect->y = 0;
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update_rect->w = canvas->w;
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update_rect->h = canvas->h;
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}
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void rosette_click(magic_api * api, int which, int mode ATTRIBUTE_UNUSED,
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SDL_Surface * canvas, SDL_Surface * last,
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int x, int y, SDL_Rect * update_rect)
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SDL_Surface * canvas, SDL_Surface * last, int x, int y, SDL_Rect * update_rect)
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{
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rosette_drag(api, which, canvas, last, x, y, x, y, update_rect);
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rosette_drag(api, which, canvas, last, x, y, x, y, update_rect);
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}
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void rosette_switchin(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED, int mode ATTRIBUTE_UNUSED, SDL_Surface * canvas ATTRIBUTE_UNUSED)
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{
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xmid=canvas->w/2;
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ymid=canvas->h/2;
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void rosette_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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xmid = canvas->w / 2;
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ymid = canvas->h / 2;
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}
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void rosette_switchout(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED, int mode ATTRIBUTE_UNUSED, SDL_Surface * canvas ATTRIBUTE_UNUSED)
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void rosette_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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int rosette_modes(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED)
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{
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return(MODE_PAINT);
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return (MODE_PAINT);
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}
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