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Negative & Opposite: Support sizes

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This commit is contained in:
Bill Kendrick 2023-04-20 22:21:01 -07:00
parent 06a36c571e
commit c3a5f6cfc2
2 changed files with 32 additions and 9 deletions
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1
docs/CHANGES.txt
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@ -41,6 +41,7 @@ https://tuxpaint.org/
+ Clone
+ Confetti
+ Googly Eyes
+ Negative & Opposite
+ Puzzle
+ Rainbow & Smooth Rainbow
+ Ripples

40
magic/src/negative.c
View file

@ -33,8 +33,9 @@
#include "SDL_mixer.h"
static Mix_Chunk *negative_snd;
static int negative_radius = 16;
int negative_init(magic_api * api);
int negative_init(magic_api * api, Uint32 disabled_features);
Uint32 negative_api_version(void);
int negative_get_tool_count(magic_api * api);
SDL_Surface *negative_get_icon(magic_api * api, int which);
@ -62,6 +63,9 @@ void negative_switchin(magic_api * api, int which, int mode,
void negative_switchout(magic_api * api, int which, int mode,
SDL_Surface * canvas);
int negative_modes(magic_api * api, int which);
Uint8 negative_accepted_sizes(magic_api * api, int which, int mode);
Uint8 negative_default_size(magic_api * api, int which, int mode);
void negative_set_size(magic_api * api, int which, int mode, SDL_Surface * canvas, SDL_Surface * last, Uint8 size, SDL_Rect * update_rect);
enum
{
@ -93,7 +97,7 @@ const char *negative_descs[negative_NUM_TOOLS][2] = {
};
int negative_init(magic_api * api)
int negative_init(magic_api * api, Uint32 disabled_features ATTRIBUTE_UNUSED)
{
char fname[1024];
@ -192,11 +196,11 @@ static void do_negative(void *ptr, int which, SDL_Surface * canvas,
Uint8 r, g, b, new_r, new_g, new_b;
magic_api *api = (magic_api *) ptr;
for (yy = y - 16; yy < y + 16; yy++)
for (yy = y - negative_radius; yy < y + negative_radius; yy++)
{
for (xx = x - 16; xx < x + 16; xx++)
for (xx = x - negative_radius; xx < x + negative_radius; xx++)
{
if (api->in_circle(xx - x, yy - y, 16))
if (api->in_circle(xx - x, yy - y, negative_radius))
{
SDL_GetRGB(api->getpixel(last, xx, yy), last->format, &r, &g, &b);
negative_calc(api, which, r, g, b, &new_r, &new_g, &new_b);
@ -232,10 +236,10 @@ void negative_drag(magic_api * api, int which, SDL_Surface * canvas,
y = tmp;
}
update_rect->x = ox - 16;
update_rect->y = oy - 16;
update_rect->w = (x + 16) - update_rect->x;
update_rect->h = (y + 16) - update_rect->y;
update_rect->x = ox - negative_radius;
update_rect->y = oy - negative_radius;
update_rect->w = (x + negative_radius) - update_rect->x;
update_rect->h = (y + negative_radius) - update_rect->y;
api->playsound(negative_snd, (x * 255) / canvas->w, 255);
@ -323,3 +327,21 @@ int negative_modes(magic_api * api ATTRIBUTE_UNUSED,
{
return (MODE_PAINT | MODE_FULLSCREEN);
}
Uint8 negative_accepted_sizes(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED, int mode) {
if (mode == MODE_PAINT)
return 8;
else
return 0;
}
Uint8 negative_default_size(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED, int mode ATTRIBUTE_UNUSED)
{
return 4;
}
void negative_set_size(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED, int mode ATTRIBUTE_UNUSED, SDL_Surface * canvas ATTRIBUTE_UNUSED, SDL_Surface * last ATTRIBUTE_UNUSED, Uint8 size, SDL_Rect * update_rect ATTRIBUTE_UNUSED)
{
negative_radius = size * 4;
}