/* ---------------------------------
* gap_colordiff_GimpRGB
* ---------------------------------
* returns difference of 2 colors as gdouble value
* in range 0.0 (exact match) to 1.0 (maximal difference)
* Note:
* this procedure uses the same HSV colormodel based
* Algorithm as the HSV specific procedures.
*/
gdouble
gap_colordiff_GimpRGB(GimpRGB *aRgbPtr
, GimpRGB *bRgbPtr
, gdouble colorSensitivity
, gboolean debugPrint)
{
GimpHSV aHsv;
GimpHSV bHsv;
gdouble colordiff;
gimp_rgb_to_hsv(aRgbPtr, &aHsv);
gimp_rgb_to_hsv(bRgbPtr, &bHsv);
colordiff = gap_colordiff_GimpHSV(&aHsv, &bHsv, colorSensitivity, debugPrint);
if(debugPrint)
{
printf("RGB 1/2 (%.3g %.3g %.3g) / (%.3g %.3g %.3g) colordiff:%f\n"
, aRgbPtr->r
, aRgbPtr->g
, aRgbPtr->b
, bRgbPtr->r
, bRgbPtr->g
, bRgbPtr->b
, colordiff
);
}
return (colordiff);
} /* end gap_colordiff_GimpRGB */
static void
add_pigment (ColorselWater *water,
gboolean erase,
gdouble x,
gdouble y,
gdouble much)
{
GimpColorSelector *selector = GIMP_COLOR_SELECTOR (water);
much *= (gdouble) water->pressure_adjust;
if (erase)
{
selector->rgb.r = 1.0 - (1.0 - selector->rgb.r) * (1.0 - much);
selector->rgb.g = 1.0 - (1.0 - selector->rgb.g) * (1.0 - much);
selector->rgb.b = 1.0 - (1.0 - selector->rgb.b) * (1.0 - much);
}
else
{
gdouble r = calc (x, y, 0) / 256.0;
gdouble g = calc (x, y, 120) / 256.0;
gdouble b = calc (x, y, 240) / 256.0;
selector->rgb.r *= (1.0 - (1.0 - r) * much);
selector->rgb.g *= (1.0 - (1.0 - g) * much);
selector->rgb.b *= (1.0 - (1.0 - b) * much);
}
gimp_rgb_clamp (&selector->rgb);
gimp_rgb_to_hsv (&selector->rgb, &selector->hsv);
gimp_color_selector_color_changed (selector);
}
static WidgetInfo *
create_color_scale (void)
{
GtkWidget *vbox;
GtkWidget *scale;
GtkWidget *align;
GimpRGB rgb;
GimpHSV hsv;
color_init (&rgb);
gimp_rgb_to_hsv (&rgb, &hsv);
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
align = gtk_alignment_new (0.5, 0.5, 0.8, 0.0);
scale = gimp_color_scale_new (GTK_ORIENTATION_HORIZONTAL,
GIMP_COLOR_SELECTOR_HUE);
gimp_color_scale_set_color (GIMP_COLOR_SCALE (scale), &rgb, &hsv);
gtk_range_set_value (GTK_RANGE (scale), 40);
gtk_container_add (GTK_CONTAINER (align), scale);
gtk_box_pack_start (GTK_BOX (vbox), align, TRUE, TRUE, 0);
gtk_box_pack_start (GTK_BOX (vbox),
gtk_label_new ("Color Scale"), FALSE, FALSE, 0);
return new_widget_info ("gimp-widget-color-scale", vbox, SMALL);
}
static VALUE
rb_gimp_rgb_to_hsv (VALUE self,
VALUE rgb)
{
GimpHSV hsv;
gimp_rgb_to_hsv(rb2GimpRGBPtr(rgb), &hsv);
return GimpHSV2rb(&hsv);
}
static void
colorsel_cmyk_adj_update (GtkAdjustment *adj,
ColorselCmyk *module)
{
GimpColorSelector *selector = GIMP_COLOR_SELECTOR (module);
gint i;
gdouble value;
for (i = 0; i < 4; i++)
if (module->adj[i] == adj)
break;
value = gtk_adjustment_get_value (adj) / 100.0;
switch (i)
{
case 0:
module->cmyk.c = value;
break;
case 1:
module->cmyk.m = value;
break;
case 2:
module->cmyk.y = value;
break;
case 3:
module->cmyk.k = value;
break;
default:
return;
}
if (module->cmyk2rgb)
{
gdouble cmyk_values[4];
gdouble rgb_values[3];
cmyk_values[0] = module->cmyk.c * 100.0;
cmyk_values[1] = module->cmyk.m * 100.0;
cmyk_values[2] = module->cmyk.y * 100.0;
cmyk_values[3] = module->cmyk.k * 100.0;
cmsDoTransform (module->cmyk2rgb, cmyk_values, rgb_values, 1);
selector->rgb.r = rgb_values[0];
selector->rgb.g = rgb_values[1];
selector->rgb.b = rgb_values[2];
}
else
{
gimp_cmyk_to_rgb (&module->cmyk, &selector->rgb);
}
gimp_rgb_to_hsv (&selector->rgb, &selector->hsv);
gimp_color_selector_color_changed (selector);
}
static void
gimp_color_selection_new_color_changed (GtkWidget *widget,
GimpColorSelection *selection)
{
gimp_color_area_get_color (GIMP_COLOR_AREA (widget), &selection->rgb);
gimp_rgb_to_hsv (&selection->rgb, &selection->hsv);
gimp_color_selection_update (selection,
UPDATE_NOTEBOOK | UPDATE_SCALES | UPDATE_ENTRY);
gimp_color_selection_color_changed (selection);
}
static void
gimp_color_selector_palette_entry_clicked (GimpPaletteView *view,
GimpPaletteEntry *entry,
GdkModifierType state,
GimpColorSelector *selector)
{
selector->rgb = entry->color;
gimp_rgb_to_hsv (&selector->rgb, &selector->hsv);
gimp_color_selector_color_changed (selector);
}
static void
gimp_color_selection_entry_changed (GimpColorHexEntry *entry,
GimpColorSelection *selection)
{
gimp_color_hex_entry_get_color (entry, &selection->rgb);
gimp_rgb_to_hsv (&selection->rgb, &selection->hsv);
gimp_color_selection_update (selection,
UPDATE_NOTEBOOK | UPDATE_SCALES | UPDATE_COLOR);
gimp_color_selection_color_changed (selection);
}
/* ---------------------------------
* gap_colordiff_hvmax_guchar
* ---------------------------------
* returns difference of 2 colors as gdouble value
* in range 0.0 (exact match) to 1.0 (maximal difference)
* Note:
* this procedure uses an HSV colormodel based
* Algorithm and calculates difference as max HSV difference.
*
* DEPRECATED
*
*/
gdouble
gap_colordiff_hvmax_guchar(guchar *aPixelPtr
, guchar *bPixelPtr
, gboolean debugPrint
)
{
GimpRGB aRgb;
GimpRGB bRgb;
GimpHSV aHsv;
GimpHSV bHsv;
gimp_rgba_set_uchar (&aRgb, aPixelPtr[0], aPixelPtr[1], aPixelPtr[2], 255);
gimp_rgba_set_uchar (&bRgb, bPixelPtr[0], bPixelPtr[1], bPixelPtr[2], 255);
gimp_rgb_to_hsv(&aRgb, &aHsv);
gimp_rgb_to_hsv(&bRgb, &bHsv);
return (gap_colordiff_hvmax_GimpHSV(&aHsv
, &bHsv
, debugPrint
));
} /* end gap_colordiff_hvmax_guchar */
/**
* gimp_color_selection_set_color:
* @selection: A #GimpColorSelection widget.
* @color: The @color to set as current color.
*
* Sets the #GimpColorSelection's current color to the new @color.
**/
void
gimp_color_selection_set_color (GimpColorSelection *selection,
const GimpRGB *color)
{
g_return_if_fail (GIMP_IS_COLOR_SELECTION (selection));
g_return_if_fail (color != NULL);
selection->rgb = *color;
gimp_rgb_to_hsv (&selection->rgb, &selection->hsv);
gimp_color_selection_update (selection, UPDATE_ALL);
gimp_color_selection_color_changed (selection);
}
static int l_get_hsv (lua_State * lua)
{
Priv *p;
lua_Number x, y;
lua_Number img_no = 0;
lua_Number pixel[4];
lua_pushstring (lua, "priv");
lua_gettable (lua, LUA_REGISTRYINDEX);
p = lua_touserdata (lua, -1);
lua_pop(lua, 1);
switch (lua_gettop (lua))
{
case 3:
img_no = lua_tonumber(lua, -3);
break;
case 2:
img_no = 0;
break;
default:
lua_pushstring (lua, "incorrect number of arguments to get_rgb ([image_no,] x, y)\n");
lua_error (lua);
break;
}
x = lua_tonumber(lua, -2);
y = lua_tonumber(lua, -1);
get_rgba_pixel (p, img_no, x, y, pixel);
#if 0
{
GimpRGB rgb;
GimpHSV hsv;
rgb.r = pixel[0];
rgb.g = pixel[1];
rgb.b = pixel[2];
gimp_rgb_to_hsv (&rgb, &hsv);
lua_pushnumber (lua, hsv.h );
lua_pushnumber (lua, hsv.s );
lua_pushnumber (lua, hsv.v );
}
#endif
return 3;
}
static void
gimp_color_selector_init (GimpColorSelector *selector)
{
selector->toggles_visible = TRUE;
selector->toggles_sensitive = TRUE;
selector->show_alpha = TRUE;
gtk_orientable_set_orientation (GTK_ORIENTABLE (selector),
GTK_ORIENTATION_VERTICAL);
gimp_rgba_set (&selector->rgb, 0.0, 0.0, 0.0, 1.0);
gimp_rgb_to_hsv (&selector->rgb, &selector->hsv);
selector->channel = GIMP_COLOR_SELECTOR_HUE;
}
/* ---------------------------------
* gap_colordiff_guchar_GimpHSV
* ---------------------------------
* returns difference of 2 colors as gdouble value
* in range 0.0 (exact match) to 1.0 (maximal difference)
*/
gdouble
gap_colordiff_guchar_GimpHSV(GimpHSV *aHsvPtr
, guchar *pixel
, gdouble colorSensitivity
, gboolean debugPrint)
{
GimpRGB bRgb;
GimpHSV bHsv;
gdouble colordiff;
gimp_rgba_set_uchar (&bRgb, pixel[0], pixel[1], pixel[2], 255);
gimp_rgb_to_hsv(&bRgb, &bHsv);
colordiff = gap_colordiff_GimpHSV(aHsvPtr, &bHsv, colorSensitivity, debugPrint);
return (colordiff);
} /* end gap_colordiff_guchar_GimpHSV */
void
context_background_value_cmd_callback (GtkAction *action,
gint value,
gpointer data)
{
GimpContext *context;
GimpRGB color;
GimpHSV hsv;
return_if_no_context (context, data);
gimp_context_get_background (context, &color);
gimp_rgb_to_hsv (&color, &hsv);
hsv.v = action_select_value ((GimpActionSelectType) value,
hsv.v,
0.0, 1.0, 1.0,
0.01, 0.01, 0.1, 0.0, FALSE);
gimp_hsv_to_rgb (&hsv, &color);
gimp_context_set_background (context, &color);
}
static gboolean
gimp_operation_value_mode_process (GeglOperation *operation,
void *in_buf,
void *aux_buf,
void *aux2_buf,
void *out_buf,
glong samples,
const GeglRectangle *roi,
gint level)
{
gdouble opacity = GIMP_OPERATION_POINT_LAYER_MODE (operation)->opacity;
gfloat *in = in_buf;
gfloat *layer = aux_buf;
gfloat *mask = aux2_buf;
gfloat *out = out_buf;
const gboolean has_mask = mask != NULL;
while (samples--)
{
GimpHSV layer_hsv, out_hsv;
GimpRGB layer_rgb = {layer[0], layer[1], layer[2]};
GimpRGB out_rgb = {in[0], in[1], in[2]};
gfloat comp_alpha, new_alpha;
comp_alpha = MIN (in[ALPHA], layer[ALPHA]) * opacity;
if (has_mask)
comp_alpha *= *mask;
new_alpha = in[ALPHA] + (1.0 - in[ALPHA]) * comp_alpha;
if (comp_alpha && new_alpha)
{
gint b;
gfloat ratio = comp_alpha / new_alpha;
gimp_rgb_to_hsv (&layer_rgb, &layer_hsv);
gimp_rgb_to_hsv (&out_rgb, &out_hsv);
out_hsv.v = layer_hsv.v;
gimp_hsv_to_rgb (&out_hsv, &out_rgb);
out[0] = out_rgb.r;
out[1] = out_rgb.g;
out[2] = out_rgb.b;
for (b = RED; b < ALPHA; b++)
{
out[b] = out[b] * ratio + in[b] * (1.0 - ratio);
}
}
else
{
gint b;
for (b = RED; b < ALPHA; b++)
{
out[b] = in[b];
}
}
out[ALPHA] = in[ALPHA];
in += 4;
layer += 4;
out += 4;
if (has_mask)
mask++;
}
return TRUE;
}
static void
nova (GimpDrawable *drawable,
GimpPreview *preview)
{
GimpPixelRgn src_rgn;
GimpPixelRgn dest_rgn;
gpointer pr;
guchar *src_row, *dest_row, *save_src;
guchar *src, *dest;
gint x1, y1, x2, y2, x, y;
gint row, col;
gint alpha, bpp;
gint progress, max_progress;
gboolean has_alpha;
gint xc, yc; /* center of nova */
gdouble u, v, l, w, w1, c, t;
gdouble *spoke;
gdouble nova_alpha, src_alpha, new_alpha = 0.0;
gdouble compl_ratio, ratio;
GimpRGB color;
GimpRGB *spokecolor;
GimpHSV hsv;
gdouble spokecol;
gint i;
GRand *gr;
guchar *cache = NULL;
gint width, height;
gdouble zoom = 0.0;
gr = g_rand_new ();
/* initialize */
has_alpha = gimp_drawable_has_alpha (drawable->drawable_id);
spoke = g_new (gdouble, pvals.nspoke);
spokecolor = g_new (GimpRGB, pvals.nspoke);
gimp_rgb_set_alpha (&pvals.color, 1.0);
gimp_rgb_to_hsv (&pvals.color, &hsv);
for (i = 0; i < pvals.nspoke; i++)
{
spoke[i] = gauss (gr);
hsv.h += ((gdouble) pvals.randomhue / 360.0) *
g_rand_double_range (gr, -0.5, 0.5);
if (hsv.h < 0)
hsv.h += 1.0;
else if (hsv.h >= 1.0)
hsv.h -= 1.0;
gimp_hsv_to_rgb (&hsv, spokecolor + i);
}
if (preview)
{
cache = gimp_zoom_preview_get_source (GIMP_ZOOM_PREVIEW (preview),
&width, &height, &bpp);
zoom = gimp_zoom_preview_get_factor (GIMP_ZOOM_PREVIEW (preview));
gimp_preview_transform (preview,
pvals.xcenter, pvals.ycenter, &xc, &yc);
x1 = 0;
y1 = 0;
x2 = width;
y2 = height;
}
else
{
gimp_drawable_mask_bounds (drawable->drawable_id, &x1, &y1, &x2, &y2);
bpp = gimp_drawable_bpp (drawable->drawable_id);
xc = pvals.xcenter;
yc = pvals.ycenter;
gimp_pixel_rgn_init (&src_rgn, drawable,
x1, y1, x2-x1, y2-y1, FALSE, FALSE);
gimp_pixel_rgn_init (&dest_rgn, drawable,
x1, y1, x2-x1, y2-y1, TRUE, TRUE);
}
alpha = (has_alpha) ? bpp - 1 : bpp;
/* Initialize progress */
progress = 0;
max_progress = (x2 - x1) * (y2 - y1);
if (preview)
{
save_src = src_row = g_new (guchar, y2 * width * bpp);
memcpy (src_row, cache, y2 * width * bpp);
dest_row = g_new (guchar, y2 * width * bpp);
dest = dest_row;
src = src_row;
for (row = 0, y = 0; row < y2; row++, y++)
{
for (col = 0, x = 0; col < x2; col++, x++)
{
u = ((gdouble) (x - xc) /
((gdouble) pvals.radius * width /
drawable->width * zoom));
v = ((gdouble) (y - yc) /
((gdouble) pvals.radius * height /
drawable->height * zoom));
l = sqrt (SQR (u) + SQR (v));
/* This algorithm is still under construction. */
t = (atan2 (u, v) / (2 * G_PI) + .51) * pvals.nspoke;
i = (gint) floor (t);
t -= i;
i %= pvals.nspoke;
w1 = spoke[i] * (1 - t) + spoke[(i + 1) % pvals.nspoke] * t;
w1 = w1 * w1;
w = 1.0 / (l + 0.001) * 0.9;
nova_alpha = CLAMP (w, 0.0, 1.0);
if (has_alpha)
{
src_alpha = (gdouble) src[alpha] / 255.0;
new_alpha = src_alpha + (1.0 - src_alpha) * nova_alpha;
if (new_alpha != 0.0)
ratio = nova_alpha / new_alpha;
else
ratio = 0.0;
}
else
ratio = nova_alpha;
compl_ratio = 1.0 - ratio;
/* red or gray */
spokecol = (gdouble)spokecolor[i ].r * (1.0-t) +
(gdouble)spokecolor[(i+1) % pvals.nspoke].r * t;
if (w>1.0)
color.r = CLAMP (spokecol * w, 0.0, 1.0);
else
color.r = src[0]/255.0 * compl_ratio + spokecol * ratio;
c = CLAMP (w1 * w, 0.0, 1.0);
color.r += c;
dest[0] = CLAMP (color.r*255.0, 0, 255);
if (bpp>2)
{
/* green */
spokecol = (gdouble)spokecolor[i ].g * (1.0-t) +
(gdouble)spokecolor[(i+1) % pvals.nspoke].g * t;
if (w>1.0)
color.g = CLAMP (spokecol * w, 0.0, 1.0);
else
color.g = src[1]/255.0 * compl_ratio + spokecol * ratio;
c = CLAMP (w1 * w, 0.0, 1.0);
color.g += c;
dest[1] = CLAMP (color.g*255.0, 0, 255);
/* blue */
spokecol = (gdouble)spokecolor[i ].b * (1.0-t) +
(gdouble)spokecolor[(i+1) % pvals.nspoke].b * t;
if (w>1.0)
color.b = CLAMP (spokecol * w, 0.0, 1.0);
else
color.b = src[2]/255.0 * compl_ratio + spokecol * ratio;
c = CLAMP (w1 * w, 0.0, 1.0);
color.b += c;
dest[2] = CLAMP (color.b*255.0, 0, 255);
}
/* alpha */
if (has_alpha)
dest[alpha] = new_alpha * 255.0;
src += bpp;
dest += bpp;
}
}
gimp_preview_draw_buffer (preview, dest_row, bpp * width);
g_free (cache);
g_free (save_src);
g_free (dest_row);
}
else
{ /* normal mode */
for (pr = gimp_pixel_rgns_register (2, &src_rgn, &dest_rgn);
pr != NULL ;
pr = gimp_pixel_rgns_process (pr))
{
src_row = src_rgn.data;
dest_row = dest_rgn.data;
for (row = 0, y = src_rgn.y; row < src_rgn.h; row++, y++)
{
src = src_row;
dest = dest_row;
for (col = 0, x = src_rgn.x; col < src_rgn.w; col++, x++)
{
u = (gdouble) (x-xc) / pvals.radius;
v = (gdouble) (y-yc) / pvals.radius;
l = sqrt(u*u + v*v);
/* This algorithm is still under construction. */
t = (atan2 (u, v) / (2 * G_PI) + .51) * pvals.nspoke;
i = (gint) floor (t);
t -= i;
i %= pvals.nspoke;
w1 = spoke[i] * (1 - t) + spoke[(i + 1) % pvals.nspoke] * t;
w1 = w1 * w1;
w = 1/(l+0.001)*0.9;
nova_alpha = CLAMP (w, 0.0, 1.0);
if (has_alpha)
{
src_alpha = (gdouble) src[alpha] / 255.0;
new_alpha = src_alpha + (1.0 - src_alpha) * nova_alpha;
if (new_alpha != 0.0)
ratio = nova_alpha / new_alpha;
else
ratio = 0.0;
}
else
ratio = nova_alpha;
compl_ratio = 1.0 - ratio;
switch (bpp)
{
case 1:
case 2:
/* gray */
spokecol = (gdouble)spokecolor[i ].r * (1.0-t) +
(gdouble)spokecolor[(i+1) % pvals.nspoke].r * t;
if (w>1.0)
color.r = CLAMP (spokecol * w, 0.0, 1.0);
else
color.r = src[0]/255.0 * compl_ratio + spokecol * ratio;
c = CLAMP (w1 * w, 0.0, 1.0);
color.r += c;
dest[0] = CLAMP (color.r*255.0, 0, 255);
break;
case 3:
case 4:
/* red */
spokecol = (gdouble)spokecolor[i ].r * (1.0-t) +
(gdouble)spokecolor[(i+1) % pvals.nspoke].r * t;
if (w>1.0)
color.r = CLAMP (spokecol * w, 0.0, 1.0);
else
color.r = src[0]/255.0 * compl_ratio + spokecol * ratio;
c = CLAMP (w1 * w, 0.0, 1.0);
color.r += c;
dest[0] = CLAMP (color.r*255.0, 0, 255);
/* green */
spokecol = (gdouble)spokecolor[i ].g * (1.0-t) +
(gdouble)spokecolor[(i+1) % pvals.nspoke].g * t;
if (w>1.0)
color.g = CLAMP (spokecol * w, 0.0, 1.0);
else
color.g = src[1]/255.0 * compl_ratio + spokecol * ratio;
c = CLAMP (w1 * w, 0.0, 1.0);
color.g += c;
dest[1] = CLAMP (color.g*255.0, 0, 255);
/* blue */
spokecol = (gdouble)spokecolor[i ].b * (1.0-t) +
(gdouble)spokecolor[(i+1) % pvals.nspoke].b * t;
if (w>1.0)
color.b = CLAMP (spokecol * w, 0.0, 1.0);
else
color.b = src[2]/255.0 * compl_ratio + spokecol * ratio;
c = CLAMP (w1 * w, 0.0, 1.0);
color.b += c;
dest[2] = CLAMP (color.b*255.0, 0, 255);
break;
}
if (has_alpha)
dest[alpha] = new_alpha * 255.0;
src += src_rgn.bpp;
dest += dest_rgn.bpp;
}
src_row += src_rgn.rowstride;
dest_row += dest_rgn.rowstride;
}
/* Update progress */
progress += src_rgn.w * src_rgn.h;
gimp_progress_update ((gdouble) progress / (gdouble) max_progress);
}
gimp_progress_update (1.0);
gimp_drawable_flush (drawable);
gimp_drawable_merge_shadow (drawable->drawable_id, TRUE);
gimp_drawable_update (drawable->drawable_id,
x1, y1, (x2 - x1), (y2 - y1));
}
g_free (spoke);
g_free (spokecolor);
g_rand_free (gr);
}
gboolean
gimp_operation_saturation_mode_process_pixels (gfloat *in,
gfloat *layer,
gfloat *mask,
gfloat *out,
gdouble opacity,
glong samples,
const GeglRectangle *roi,
gint level)
{
const gboolean has_mask = mask != NULL;
while (samples--)
{
GimpHSV layer_hsv, out_hsv;
GimpRGB layer_rgb = {layer[0], layer[1], layer[2]};
GimpRGB out_rgb = {in[0], in[1], in[2]};
gfloat comp_alpha, new_alpha;
comp_alpha = MIN (in[ALPHA], layer[ALPHA]) * opacity;
if (has_mask)
comp_alpha *= *mask;
new_alpha = in[ALPHA] + (1.0 - in[ALPHA]) * comp_alpha;
if (comp_alpha && new_alpha)
{
gint b;
gfloat ratio = comp_alpha / new_alpha;
gimp_rgb_to_hsv (&layer_rgb, &layer_hsv);
gimp_rgb_to_hsv (&out_rgb, &out_hsv);
out_hsv.s = layer_hsv.s;
gimp_hsv_to_rgb (&out_hsv, &out_rgb);
out[0] = out_rgb.r;
out[1] = out_rgb.g;
out[2] = out_rgb.b;
for (b = RED; b < ALPHA; b++)
{
out[b] = out[b] * ratio + in[b] * (1.0 - ratio);
}
}
else
{
gint b;
for (b = RED; b < ALPHA; b++)
{
out[b] = in[b];
}
}
out[ALPHA] = in[ALPHA];
in += 4;
layer += 4;
out += 4;
if (has_mask)
mask++;
}
return TRUE;
}
static gboolean
remap_dialog (gint32 image_ID,
guchar *map)
{
GtkWidget *dialog;
GtkWidget *vbox;
GtkWidget *box;
GtkWidget *iconview;
GtkListStore *store;
GtkCellRenderer *renderer;
GtkTreeIter iter;
guchar *cmap;
gint ncols, i;
gboolean valid;
gimp_ui_init (PLUG_IN_BINARY, FALSE);
dialog = gimp_dialog_new (_("Rearrange Colormap"), PLUG_IN_ROLE,
NULL, 0,
gimp_standard_help_func, PLUG_IN_PROC_REMAP,
GIMP_STOCK_RESET, RESPONSE_RESET,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_OK, GTK_RESPONSE_OK,
NULL);
gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
RESPONSE_RESET,
GTK_RESPONSE_OK,
GTK_RESPONSE_CANCEL,
-1);
gimp_window_set_transient (GTK_WINDOW (dialog));
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 12);
gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))),
vbox, TRUE, TRUE, 0);
cmap = gimp_image_get_colormap (image_ID, &ncols);
g_return_val_if_fail ((ncols > 0) && (ncols <= 256), FALSE);
store = gtk_list_store_new (NUM_COLS,
G_TYPE_INT, G_TYPE_STRING, GIMP_TYPE_RGB,
G_TYPE_DOUBLE, G_TYPE_DOUBLE, G_TYPE_DOUBLE);
for (i = 0; i < ncols; i++)
{
GimpRGB rgb;
GimpHSV hsv;
gint index = map[i];
gchar *text = g_strdup_printf ("%d", index);
gimp_rgb_set_uchar (&rgb,
cmap[index * 3],
cmap[index * 3 + 1],
cmap[index * 3 + 2]);
gimp_rgb_to_hsv (&rgb, &hsv);
reverse_order[i] = ncols - i - 1;
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter,
COLOR_INDEX, index,
COLOR_INDEX_TEXT, text,
COLOR_RGB, &rgb,
COLOR_H, hsv.h,
COLOR_S, hsv.s,
COLOR_V, hsv.v,
-1);
g_free (text);
}
g_free (cmap);
remap_ui = remap_ui_manager_new (dialog, store);
iconview = gtk_icon_view_new_with_model (GTK_TREE_MODEL (store));
g_object_unref (store);
gtk_box_pack_start (GTK_BOX (vbox), iconview, TRUE, TRUE, 0);
gtk_icon_view_set_selection_mode (GTK_ICON_VIEW (iconview),
GTK_SELECTION_SINGLE);
gtk_icon_view_set_orientation (GTK_ICON_VIEW (iconview),
GTK_ORIENTATION_VERTICAL);
gtk_icon_view_set_columns (GTK_ICON_VIEW (iconview), 16);
gtk_icon_view_set_row_spacing (GTK_ICON_VIEW (iconview), 0);
gtk_icon_view_set_column_spacing (GTK_ICON_VIEW (iconview), 0);
gtk_icon_view_set_reorderable (GTK_ICON_VIEW (iconview), TRUE);
renderer = gimp_cell_renderer_color_new ();
gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (iconview), renderer, TRUE);
gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (iconview), renderer,
"color", COLOR_RGB,
NULL);
g_object_set (renderer,
"width", 24,
NULL);
renderer = gtk_cell_renderer_text_new ();
gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (iconview), renderer, TRUE);
gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (iconview), renderer,
"text", COLOR_INDEX_TEXT,
NULL);
g_object_set (renderer,
"size-points", 6.0,
"xalign", 0.5,
"ypad", 0,
NULL);
g_signal_connect (iconview, "popup-menu",
G_CALLBACK (remap_popup_menu),
NULL);
g_signal_connect (iconview, "button-press-event",
G_CALLBACK (remap_button_press),
NULL);
box = gimp_hint_box_new (_("Drag and drop colors to rearrange the colormap. "
"The numbers shown are the original indices. "
"Right-click for a menu with sort options."));
gtk_box_pack_start (GTK_BOX (vbox), box, FALSE, FALSE, 0);
gtk_widget_show (box);
g_signal_connect (dialog, "response",
G_CALLBACK (remap_response),
store);
gtk_widget_show_all (dialog);
gtk_main ();
i = 0;
for (valid = gtk_tree_model_get_iter_first (GTK_TREE_MODEL (store), &iter);
valid;
valid = gtk_tree_model_iter_next (GTK_TREE_MODEL (store), &iter))
{
gint index;
gtk_tree_model_get (GTK_TREE_MODEL (store), &iter,
COLOR_INDEX, &index,
-1);
map[i++] = index;
}
gtk_widget_destroy (dialog);
return remap_run;
}
static void
gimp_color_selection_init (GimpColorSelection *selection)
{
GtkWidget *main_hbox;
GtkWidget *hbox;
GtkWidget *vbox;
GtkWidget *frame;
GtkWidget *label;
GtkWidget *entry;
GtkWidget *button;
GtkSizeGroup *new_group;
GtkSizeGroup *old_group;
selection->show_alpha = TRUE;
gtk_orientable_set_orientation (GTK_ORIENTABLE (selection),
GTK_ORIENTATION_VERTICAL);
gimp_rgba_set (&selection->rgb, 0.0, 0.0, 0.0, 1.0);
gimp_rgb_to_hsv (&selection->rgb, &selection->hsv);
selection->channel = GIMP_COLOR_SELECTOR_HUE;
main_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
gtk_box_pack_start (GTK_BOX (selection), main_hbox, TRUE, TRUE, 0);
gtk_widget_show (main_hbox);
/* The left vbox with the notebook */
selection->left_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
gtk_box_pack_start (GTK_BOX (main_hbox), selection->left_vbox,
TRUE, TRUE, 0);
gtk_widget_show (selection->left_vbox);
if (_gimp_ensure_modules_func)
{
g_type_class_ref (GIMP_TYPE_COLOR_SELECT);
_gimp_ensure_modules_func ();
}
selection->notebook = gimp_color_selector_new (GIMP_TYPE_COLOR_NOTEBOOK,
&selection->rgb,
&selection->hsv,
selection->channel);
if (_gimp_ensure_modules_func)
g_type_class_unref (g_type_class_peek (GIMP_TYPE_COLOR_SELECT));
gimp_color_selector_set_toggles_visible
(GIMP_COLOR_SELECTOR (selection->notebook), FALSE);
gtk_box_pack_start (GTK_BOX (selection->left_vbox), selection->notebook,
TRUE, TRUE, 0);
gtk_widget_show (selection->notebook);
g_signal_connect (selection->notebook, "color-changed",
G_CALLBACK (gimp_color_selection_notebook_changed),
selection);
g_signal_connect (GIMP_COLOR_NOTEBOOK (selection->notebook)->notebook,
"switch-page",
G_CALLBACK (gimp_color_selection_switch_page),
selection);
/* The hbox for the color_areas */
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
gtk_box_pack_end (GTK_BOX (selection->left_vbox), hbox, FALSE, FALSE, 0);
gtk_widget_show (hbox);
/* The labels */
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_box_pack_start (GTK_BOX (hbox), vbox, FALSE, FALSE, 0);
gtk_widget_show (vbox);
label = gtk_label_new (_("Current:"));
gtk_label_set_xalign (GTK_LABEL (label), 1.0);
gtk_box_pack_start (GTK_BOX (vbox), label, TRUE, TRUE, 0);
gtk_widget_show (label);
new_group = gtk_size_group_new (GTK_SIZE_GROUP_VERTICAL);
gtk_size_group_add_widget (new_group, label);
g_object_unref (new_group);
label = gtk_label_new (_("Old:"));
gtk_label_set_xalign (GTK_LABEL (label), 1.0);
gtk_box_pack_start (GTK_BOX (vbox), label, TRUE, TRUE, 0);
gtk_widget_show (label);
old_group = gtk_size_group_new (GTK_SIZE_GROUP_VERTICAL);
gtk_size_group_add_widget (old_group, label);
g_object_unref (old_group);
/* The color areas */
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
gtk_box_pack_start (GTK_BOX (hbox), frame, TRUE, TRUE, 0);
gtk_widget_show (frame);
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_container_add (GTK_CONTAINER (frame), vbox);
gtk_widget_show (vbox);
selection->new_color = gimp_color_area_new (&selection->rgb,
selection->show_alpha ?
GIMP_COLOR_AREA_SMALL_CHECKS :
GIMP_COLOR_AREA_FLAT,
GDK_BUTTON1_MASK |
GDK_BUTTON2_MASK);
gtk_size_group_add_widget (new_group, selection->new_color);
gtk_box_pack_start (GTK_BOX (vbox), selection->new_color, FALSE, FALSE, 0);
gtk_widget_show (selection->new_color);
g_signal_connect (selection->new_color, "color-changed",
G_CALLBACK (gimp_color_selection_new_color_changed),
selection);
selection->old_color = gimp_color_area_new (&selection->rgb,
selection->show_alpha ?
GIMP_COLOR_AREA_SMALL_CHECKS :
GIMP_COLOR_AREA_FLAT,
GDK_BUTTON1_MASK |
GDK_BUTTON2_MASK);
gtk_drag_dest_unset (selection->old_color);
gtk_size_group_add_widget (old_group, selection->old_color);
gtk_box_pack_start (GTK_BOX (vbox), selection->old_color, FALSE, FALSE, 0);
gtk_widget_show (selection->old_color);
/* The right vbox with color scales */
selection->right_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
gtk_box_pack_start (GTK_BOX (main_hbox), selection->right_vbox,
TRUE, TRUE, 0);
gtk_widget_show (selection->right_vbox);
selection->scales = gimp_color_selector_new (GIMP_TYPE_COLOR_SCALES,
&selection->rgb,
&selection->hsv,
selection->channel);
gimp_color_selector_set_toggles_visible
(GIMP_COLOR_SELECTOR (selection->scales), TRUE);
gimp_color_selector_set_show_alpha (GIMP_COLOR_SELECTOR (selection->scales),
selection->show_alpha);
gtk_box_pack_start (GTK_BOX (selection->right_vbox), selection->scales,
TRUE, TRUE, 0);
gtk_widget_show (selection->scales);
g_signal_connect (selection->scales, "channel-changed",
G_CALLBACK (gimp_color_selection_channel_changed),
selection);
g_signal_connect (selection->scales, "color-changed",
G_CALLBACK (gimp_color_selection_scales_changed),
selection);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
gtk_box_pack_start (GTK_BOX (selection->right_vbox), hbox, FALSE, FALSE, 0);
gtk_widget_show (hbox);
/* The color picker */
button = gimp_pick_button_new ();
gtk_box_pack_end (GTK_BOX (hbox), button, FALSE, FALSE, 0);
gtk_widget_show (button);
g_signal_connect (button, "color-picked",
G_CALLBACK (gimp_color_selection_color_picked),
selection);
/* The hex triplet entry */
entry = gimp_color_hex_entry_new ();
gimp_help_set_help_data (entry,
_("Hexadecimal color notation as used in HTML and "
"CSS. This entry also accepts CSS color names."),
NULL);
gtk_box_pack_end (GTK_BOX (hbox), entry, TRUE, TRUE, 0);
gtk_widget_show (entry);
label = gtk_label_new_with_mnemonic (_("HTML _notation:"));
gtk_label_set_mnemonic_widget (GTK_LABEL (label), entry);
gtk_box_pack_end (GTK_BOX (hbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
g_object_set_data (G_OBJECT (selection), "color-hex-entry", entry);
g_signal_connect (entry, "color-changed",
G_CALLBACK (gimp_color_selection_entry_changed),
selection);
}
