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Color mixer: Undo/Redo appear properly; color tweaks

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Adjust HSV values for Red/Yellow/Blue. When drawing color,
drop V value very slightly (so white appears off-white).

Undo & Redo now have black icons/text if available, else grey.
This commit is contained in:
Bill Kendrick 2022-01-27 21:25:04 -08:00
parent 268d063f71
commit 150e524867
1 changed files with 46 additions and 13 deletions
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59
src/tuxpaint.c
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@ -22170,9 +22170,9 @@ int color_mix_btn_lefts[NUM_COLOR_MIXER_BTNS], color_mix_btn_tops[NUM_COLOR_MIXE
/* Hue (degrees 0-360, or -1 for N/A), Saturation (0.0-1.0), Value (0.0-1.0) */
float mixer_hsv[NUM_MIXER_COLORS][3] = {
{ 330.0, 1.0, 0.9 }, /* Red (Magenta-ish) */
{ 60.0, 1.0, 0.9 }, /* Yellow */
{ 210.0, 1.0, 0.9 }, /* Blue (Cyan-ish) */
{ 330.0, 1.0, 1.0 }, /* Red (Magenta-ish) */
{ 60.0, 1.0, 1.0 }, /* Yellow */
{ 210.0, 1.0, 1.0 }, /* Blue (Cyan-ish) */
{ -1, 0.0, 1.0 }, /* White */
{ -1, 0.0, 0.5 }, /* Grey */
{ -1, 0.0, 0.0 } /* Black */
@ -22360,7 +22360,11 @@ static int do_color_mix(void)
dest.w = cell_w - 2;
dest.h = cell_h - 2;
hsvtorgb(mixer_hsv[i][0], mixer_hsv[i][1], mixer_hsv[i][2], &r, &g, &b);
v = mixer_hsv[i][2];
if (v >= 0.05)
v -= 0.05;
hsvtorgb(mixer_hsv[i][0], mixer_hsv[i][1], v, &r, &g, &b);
SDL_FillRect(screen, &dest, SDL_MapRGB(screen->format, r, g, b));
}
@ -22677,41 +22681,70 @@ static int do_color_mix(void)
*/
static void draw_color_mix_undo_redo(void) {
SDL_Rect dest;
SDL_Surface * icon_label_color, * tmp_surf;
/* Show "Undo" button */
dest.x = color_mix_btn_lefts[COLOR_MIXER_BTN_UNDO];
dest.y = color_mix_btn_tops[COLOR_MIXER_BTN_UNDO];
if (1) /* FIXME */
SDL_BlitSurface(img_btn_up, NULL, screen, &dest);
if (0) /* FIXME */
{
SDL_BlitSurface(img_btn_up, NULL, screen, &dest);
icon_label_color = img_black;
}
else
SDL_BlitSurface(img_btn_off, NULL, screen, &dest);
{
SDL_BlitSurface(img_btn_off, NULL, screen, &dest);
icon_label_color = img_grey;
}
dest.x = color_mix_btn_lefts[COLOR_MIXER_BTN_UNDO] + (img_back->w - img_tools[TOOL_UNDO]->w) / 2;
dest.y = color_mix_btn_tops[COLOR_MIXER_BTN_UNDO];
SDL_BlitSurface(img_tools[TOOL_UNDO], NULL, screen, &dest);
tmp_surf = SDL_DisplayFormatAlpha(img_tools[TOOL_UNDO]);
SDL_BlitSurface(icon_label_color, NULL, tmp_surf, NULL);
SDL_BlitSurface(tmp_surf, NULL, screen, &dest);
SDL_FreeSurface(tmp_surf);
dest.x = color_mix_btn_lefts[COLOR_MIXER_BTN_UNDO] + (img_back->w - img_tool_names[TOOL_UNDO]->w) / 2;
dest.y = color_mix_btn_tops[COLOR_MIXER_BTN_UNDO] + img_back->h - img_tool_names[TOOL_UNDO]->h;
SDL_BlitSurface(img_tool_names[TOOL_UNDO], NULL, screen, &dest);
tmp_surf = SDL_DisplayFormatAlpha(img_tool_names[TOOL_UNDO]);
SDL_BlitSurface(icon_label_color, NULL, tmp_surf, NULL);
SDL_BlitSurface(tmp_surf, NULL, screen, &dest);
SDL_FreeSurface(tmp_surf);
/* Show "Redo" button */
dest.x = color_mix_btn_lefts[COLOR_MIXER_BTN_REDO];
dest.y = color_mix_btn_tops[COLOR_MIXER_BTN_REDO];
if (0) /* FIXME */
SDL_BlitSurface(img_btn_up, NULL, screen, &dest);
{
SDL_BlitSurface(img_btn_up, NULL, screen, &dest);
icon_label_color = img_black;
}
else
SDL_BlitSurface(img_btn_off, NULL, screen, &dest);
{
SDL_BlitSurface(img_btn_off, NULL, screen, &dest);
icon_label_color = img_grey;
}
dest.x = color_mix_btn_lefts[COLOR_MIXER_BTN_REDO] + (img_back->w - img_tools[TOOL_REDO]->w) / 2;
dest.y = color_mix_btn_tops[COLOR_MIXER_BTN_REDO];
SDL_BlitSurface(img_tools[TOOL_REDO], NULL, screen, &dest);
tmp_surf = SDL_DisplayFormatAlpha(img_tools[TOOL_REDO]);
SDL_BlitSurface(icon_label_color, NULL, tmp_surf, NULL);
SDL_BlitSurface(tmp_surf, NULL, screen, &dest);
SDL_FreeSurface(tmp_surf);
dest.x = color_mix_btn_lefts[COLOR_MIXER_BTN_REDO] + (img_back->w - img_tool_names[TOOL_REDO]->w) / 2;
dest.y = color_mix_btn_tops[COLOR_MIXER_BTN_REDO] + img_back->h - img_tool_names[TOOL_REDO]->h;
SDL_BlitSurface(img_tool_names[TOOL_REDO], NULL, screen, &dest);
tmp_surf = SDL_DisplayFormatAlpha(img_tool_names[TOOL_REDO]);
SDL_BlitSurface(icon_label_color, NULL, tmp_surf, NULL);
SDL_BlitSurface(tmp_surf, NULL, screen, &dest);
SDL_FreeSurface(tmp_surf);
}