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Added dirty rect to magic api.

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Added 'release' event to magic api.
This commit is contained in:
William Kendrick 2007-07-08 23:17:18 +00:00
parent f61128527d
commit c44cf54033
16 changed files with 354 additions and 56 deletions
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22
magic/src/negative.c
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@ -80,13 +80,22 @@ void do_negative(void * ptr, int which,
// Ask Tux Paint to call our 'do_negative()' callback over a line
void negative_drag(magic_api * api, int which, SDL_Surface * canvas,
SDL_Surface * last, int ox, int oy, int x, int y)
SDL_Surface * last, int ox, int oy, int x, int y,
SDL_Rect * update_rect)
{
SDL_LockSurface(last);
SDL_LockSurface(canvas);
api->line(which, canvas, last, ox, oy, x, y, 1, do_negative);
if (ox > x) { int tmp = ox; ox = x; x = tmp; }
if (oy > y) { int tmp = oy; oy = y; y = tmp; }
update_rect->x = x - 16;
update_rect->y = y - 16;
update_rect->w = (ox + 16) - update_rect->x;
update_rect->h = (oy + 16) - update_rect->h;
api->playsound(negative_snd, (x * 255) / canvas->w, 255);
SDL_UnlockSurface(canvas);
@ -96,9 +105,16 @@ void negative_drag(magic_api * api, int which, SDL_Surface * canvas,
// Ask Tux Paint to call our 'do_negative()' callback at a single point
void negative_click(magic_api * api, int which,
SDL_Surface * canvas, SDL_Surface * last,
int x, int y)
int x, int y, SDL_Rect * update_rect)
{
negative_drag(api, which, canvas, last, x, y, x, y, update_rect);
}
void negative_release(magic_api * api, int which,
SDL_Surface * canvas, SDL_Surface * last,
int x, int y, SDL_Rect * update_rect)
{
negative_drag(api, which, canvas, last, x, y, x, y);
}