gimp/app/actions/context-commands.c

1065 lines
34 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <string.h>
#include <gegl.h>
#include <gtk/gtk.h>
#include "libgimpbase/gimpbase.h"
#include "libgimpcolor/gimpcolor.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "actions-types.h"
#include "operations/layer-modes/gimp-layer-modes.h"
#include "core/gimp.h"
#include "core/gimpbrushgenerated.h"
#include "core/gimpcontext.h"
#include "core/gimpdatafactory.h"
#include "core/gimpimage.h"
#include "core/gimplist.h"
#include "core/gimppaintinfo.h"
#include "core/gimptoolinfo.h"
#include "paint/gimppaintoptions.h"
#include "widgets/gimpdialogfactory.h"
#include "widgets/gimpsessioninfo.h"
#include "widgets/gimppaletteeditor.h"
#include "widgets/gimpcolormapeditor.h"
#include "actions.h"
#include "context-commands.h"
#include "gimp-intl.h"
/* local function prototypes */
static void context_select_object (GimpActionSelectType select_type,
GimpContext *context,
GimpContainer *container);
static gint context_paint_mode_index (GimpLayerMode paint_mode,
const GimpLayerMode *modes,
gint n_modes);
static void context_select_color (GimpActionSelectType select_type,
GeglColor *color,
gboolean use_colormap,
gboolean use_palette);
static gint context_get_color_index (gboolean use_colormap,
gboolean use_palette,
GeglColor *color);
static gint context_max_color_index (gboolean use_colormap,
gboolean use_palette);
static gboolean context_set_color_index (gint index,
gboolean use_colormap,
gboolean use_palette,
GeglColor *color);
static GimpPaletteEditor * context_get_palette_editor (void);
static GimpColormapEditor * context_get_colormap_editor (void);
/* public functions */
void
context_colors_default_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
return_if_no_context (context, data);
gimp_context_set_default_colors (context);
}
void
context_colors_swap_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
return_if_no_context (context, data);
gimp_context_swap_colors (context);
}
#define SELECT_COLOR_CMD_CALLBACK(name, fgbg, use_colormap, use_palette) \
void \
context_##name##_##fgbg##ground_cmd_callback (GimpAction *action, \
GVariant *value, \
gpointer data) \
{ \
GimpContext *context; \
GeglColor *color; \
GimpActionSelectType select_type; \
return_if_no_context (context, data); \
\
select_type = (GimpActionSelectType) g_variant_get_int32 (value); \
\
color = gegl_color_duplicate (gimp_context_get_##fgbg##ground (context)); \
context_select_color (select_type, color, \
use_colormap, use_palette); \
gimp_context_set_##fgbg##ground (context, color); \
g_object_unref (color); \
}
SELECT_COLOR_CMD_CALLBACK (palette, fore, FALSE, TRUE)
SELECT_COLOR_CMD_CALLBACK (palette, back, FALSE, TRUE)
SELECT_COLOR_CMD_CALLBACK (colormap, fore, TRUE, FALSE)
SELECT_COLOR_CMD_CALLBACK (colormap, back, TRUE, FALSE)
SELECT_COLOR_CMD_CALLBACK (swatch, fore, TRUE, TRUE)
SELECT_COLOR_CMD_CALLBACK (swatch, back, TRUE, TRUE)
void
context_foreground_red_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GeglColor *color;
const Babl *format;
gdouble pixel[4];
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
color = gegl_color_duplicate (gimp_context_get_foreground (context));
format = gimp_context_get_rgba_format (context, color, "double", NULL);
gegl_color_get_pixel (color, format, pixel);
/* TODO: if value was already out-of-gamut, say we want to decrease it
* progressively. Should the algorithm allow it to be decreased while still
* staying out-of-gamut? Currently the function always clamps the result to
* min/max.
*/
pixel[0] = action_select_value (select_type,
pixel[0],
0.0, 1.0, 1.0,
1.0 / 255.0, 0.01, 0.1, 0.0, FALSE);
gegl_color_set_pixel (color, format, pixel);
gimp_context_set_foreground (context, color);
g_object_unref (color);
}
void
context_foreground_green_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GeglColor *color;
const Babl *format;
gdouble pixel[4];
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
color = gegl_color_duplicate (gimp_context_get_foreground (context));
format = gimp_context_get_rgba_format (context, color, "double", NULL);
gegl_color_get_pixel (color, format, pixel);
pixel[1] = action_select_value (select_type,
pixel[1],
0.0, 1.0, 1.0,
1.0 / 255.0, 0.01, 0.1, 0.0, FALSE);
gegl_color_set_pixel (color, format, pixel);
gimp_context_set_foreground (context, color);
g_object_unref (color);
}
void
context_foreground_blue_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GeglColor *color;
const Babl *format;
gdouble pixel[4];
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
color = gegl_color_duplicate (gimp_context_get_foreground (context));
format = gimp_context_get_rgba_format (context, color, "double", NULL);
gegl_color_get_pixel (color, format, pixel);
pixel[2] = action_select_value (select_type,
pixel[2],
0.0, 1.0, 1.0,
1.0 / 255.0, 0.01, 0.1, 0.0, FALSE);
gegl_color_set_pixel (color, format, pixel);
gimp_context_set_foreground (context, color);
g_object_unref (color);
}
void
context_background_red_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GeglColor *color;
const Babl *format;
gdouble pixel[4];
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
color = gegl_color_duplicate (gimp_context_get_background (context));
format = gimp_context_get_rgba_format (context, color, "double", NULL);
gegl_color_get_pixel (color, format, pixel);
pixel[0] = action_select_value (select_type,
pixel[0],
0.0, 1.0, 1.0,
1.0 / 255.0, 0.01, 0.1, 0.0, FALSE);
gegl_color_set_pixel (color, format, pixel);
gimp_context_set_background (context, color);
g_object_unref (color);
}
void
context_background_green_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GeglColor *color;
const Babl *format;
gdouble pixel[4];
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
color = gegl_color_duplicate (gimp_context_get_background (context));
format = gimp_context_get_rgba_format (context, color, "double", NULL);
gegl_color_get_pixel (color, format, pixel);
pixel[1] = action_select_value (select_type,
pixel[1],
0.0, 1.0, 1.0,
1.0 / 255.0, 0.01, 0.1, 0.0, FALSE);
gegl_color_set_pixel (color, format, pixel);
gimp_context_set_background (context, color);
g_object_unref (color);
}
void
context_background_blue_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GeglColor *color;
const Babl *format;
gdouble pixel[4];
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
color = gegl_color_duplicate (gimp_context_get_background (context));
format = gimp_context_get_rgba_format (context, color, "double", NULL);
gegl_color_get_pixel (color, format, pixel);
pixel[2] = action_select_value (select_type,
pixel[2],
0.0, 1.0, 1.0,
1.0 / 255.0, 0.01, 0.1, 0.0, FALSE);
gegl_color_set_pixel (color, format, pixel);
gimp_context_set_background (context, color);
g_object_unref (color);
}
void
context_foreground_hue_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GeglColor *color;
gfloat pixel[3];
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
color = gegl_color_duplicate (gimp_context_get_foreground (context));
gegl_color_get_pixel (color, babl_format_with_space ("HSV float", NULL), pixel);
pixel[0] = (gfloat) action_select_value (select_type,
pixel[0],
0.0, 1.0, 1.0,
1.0 / 360.0, 0.01, 0.1, 0.0, FALSE);
gegl_color_set_pixel (color, babl_format_with_space ("HSV float", NULL), pixel);
gimp_context_set_foreground (context, color);
g_object_unref (color);
}
void
context_foreground_saturation_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GeglColor *color;
gfloat pixel[3];
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
color = gegl_color_duplicate (gimp_context_get_foreground (context));
gegl_color_get_pixel (color, babl_format_with_space ("HSV float", NULL), pixel);
pixel[1] = (gfloat) action_select_value (select_type,
pixel[1],
0.0, 1.0, 1.0,
0.01, 0.01, 0.1, 0.0, FALSE);
gegl_color_set_pixel (color, babl_format_with_space ("HSV float", NULL), pixel);
gimp_context_set_foreground (context, color);
g_object_unref (color);
}
void
context_foreground_value_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GeglColor *color;
gfloat pixel[3];
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
color = gegl_color_duplicate (gimp_context_get_foreground (context));
gegl_color_get_pixel (color, babl_format_with_space ("HSV float", NULL), pixel);
pixel[2] = (gfloat) action_select_value (select_type,
pixel[2],
0.0, 1.0, 1.0,
0.01, 0.01, 0.1, 0.0, FALSE);
gegl_color_set_pixel (color, babl_format_with_space ("HSV float", NULL), pixel);
gimp_context_set_foreground (context, color);
g_object_unref (color);
}
void
context_background_hue_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GeglColor *color;
gfloat pixel[3];
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
color = gegl_color_duplicate (gimp_context_get_background (context));
gegl_color_get_pixel (color, babl_format_with_space ("HSV float", NULL), pixel);
pixel[0] = (gfloat) action_select_value (select_type,
pixel[0],
0.0, 1.0, 1.0,
1.0 / 360.0, 0.01, 0.1, 0.0, FALSE);
gegl_color_set_pixel (color, babl_format_with_space ("HSV float", NULL), pixel);
gimp_context_set_background (context, color);
g_object_unref (color);
}
void
context_background_saturation_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GeglColor *color;
gfloat pixel[3];
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
color = gegl_color_duplicate (gimp_context_get_background (context));
gegl_color_get_pixel (color, babl_format_with_space ("HSV float", NULL), pixel);
pixel[1] = (gfloat) action_select_value (select_type,
pixel[1],
0.0, 1.0, 1.0,
0.01, 0.01, 0.1, 0.0, FALSE);
gegl_color_set_pixel (color, babl_format_with_space ("HSV float", NULL), pixel);
gimp_context_set_background (context, color);
g_object_unref (color);
}
void
context_background_value_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GeglColor *color;
gfloat pixel[3];
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
color = gegl_color_duplicate (gimp_context_get_background (context));
gegl_color_get_pixel (color, babl_format_with_space ("HSV float", NULL), pixel);
pixel[2] = (gfloat) action_select_value (select_type,
pixel[2],
0.0, 1.0, 1.0,
0.01, 0.01, 0.1, 0.0, FALSE);
gegl_color_set_pixel (color, babl_format_with_space ("HSV float", NULL), pixel);
gimp_context_set_background (context, color);
g_object_unref (color);
}
void
context_opacity_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GimpToolInfo *tool_info;
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
tool_info = gimp_context_get_tool (context);
if (tool_info && GIMP_IS_TOOL_OPTIONS (tool_info->tool_options))
{
action_select_property (select_type,
action_data_get_display (data),
G_OBJECT (tool_info->tool_options),
"opacity",
1.0 / 255.0, 0.01, 0.1, 0.1, FALSE);
}
}
void
context_paint_mode_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GimpToolInfo *tool_info;
GimpLayerMode *modes;
gint n_modes;
GimpLayerMode paint_mode;
gint index;
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
paint_mode = gimp_context_get_paint_mode (context);
modes = gimp_layer_mode_get_context_array (paint_mode,
GIMP_LAYER_MODE_CONTEXT_PAINT,
&n_modes);
index = context_paint_mode_index (paint_mode, modes, n_modes);
index = action_select_value (select_type,
index, 0, n_modes - 1, 0,
0.0, 1.0, 1.0, 0.0, FALSE);
paint_mode = modes[index];
g_free (modes);
gimp_context_set_paint_mode (context, paint_mode);
tool_info = gimp_context_get_tool (context);
if (tool_info && GIMP_IS_TOOL_OPTIONS (tool_info->tool_options))
{
GimpDisplay *display;
const char *value_desc;
gimp_enum_get_value (GIMP_TYPE_LAYER_MODE, paint_mode,
NULL, NULL, &value_desc, NULL);
display = action_data_get_display (data);
if (value_desc && display)
{
action_message (display, G_OBJECT (tool_info->tool_options),
_("Paint Mode: %s"), value_desc);
}
}
}
void
context_tool_select_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
context_select_object (select_type,
context, context->gimp->tool_info_list);
}
void
context_brush_select_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
context_select_object (select_type,
context,
gimp_data_factory_get_container (context->gimp->brush_factory));
}
void
context_pattern_select_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
context_select_object (select_type,
context,
gimp_data_factory_get_container (context->gimp->pattern_factory));
}
void
context_palette_select_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
context_select_object (select_type,
context,
gimp_data_factory_get_container (context->gimp->palette_factory));
}
void
context_gradient_select_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
context_select_object (select_type,
context,
gimp_data_factory_get_container (context->gimp->gradient_factory));
}
void
context_font_select_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
context_select_object (select_type,
context,
gimp_data_factory_get_container (context->gimp->font_factory));
}
void
context_brush_spacing_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GimpBrush *brush;
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
brush = gimp_context_get_brush (context);
if (GIMP_IS_BRUSH (brush) && gimp_data_is_writable (GIMP_DATA (brush)))
{
action_select_property (select_type,
action_data_get_display (data),
G_OBJECT (brush),
"spacing",
1.0, 5.0, 20.0, 0.1, FALSE);
}
}
void
context_brush_shape_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GimpBrush *brush;
GimpBrushGeneratedShape shape;
return_if_no_context (context, data);
shape = (GimpBrushGeneratedShape) g_variant_get_int32 (value);
brush = gimp_context_get_brush (context);
if (GIMP_IS_BRUSH_GENERATED (brush) &&
gimp_data_is_writable (GIMP_DATA (brush)))
{
GimpBrushGenerated *generated = GIMP_BRUSH_GENERATED (brush);
GimpDisplay *display;
const char *value_desc;
gimp_brush_generated_set_shape (generated, shape);
gimp_enum_get_value (GIMP_TYPE_BRUSH_GENERATED_SHAPE, shape,
NULL, NULL, &value_desc, NULL);
display = action_data_get_display (data);
if (value_desc && display)
{
action_message (display, G_OBJECT (brush),
_("Brush Shape: %s"), value_desc);
}
}
}
void
context_brush_radius_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GimpBrush *brush;
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
brush = gimp_context_get_brush (context);
if (GIMP_IS_BRUSH_GENERATED (brush) &&
gimp_data_is_writable (GIMP_DATA (brush)))
{
GimpBrushGenerated *generated = GIMP_BRUSH_GENERATED (brush);
GimpDisplay *display;
gdouble radius;
gdouble min_radius;
radius = gimp_brush_generated_get_radius (generated);
/* If the user uses a high precision radius adjustment command
* then we allow a minimum radius of 0.1 px, otherwise we set the
* minimum radius to 1.0 px and adjust the radius to 1.0 px if it
* is less than 1.0 px. This prevents irritating 0.1, 1.1, 2.1 etc
* radius sequences when 1.0 px steps are used.
*/
switch (select_type)
{
case GIMP_ACTION_SELECT_SMALL_PREVIOUS:
case GIMP_ACTION_SELECT_SMALL_NEXT:
case GIMP_ACTION_SELECT_PERCENT_PREVIOUS:
case GIMP_ACTION_SELECT_PERCENT_NEXT:
min_radius = 0.1;
break;
default:
min_radius = 1.0;
if (radius < 1.0)
radius = 1.0;
break;
}
radius = action_select_value (select_type,
radius,
min_radius, 4000.0, min_radius,
0.1, 1.0, 10.0, 0.05, FALSE);
gimp_brush_generated_set_radius (generated, radius);
display = action_data_get_display (data);
if (display)
{
action_message (action_data_get_display (data), G_OBJECT (brush),
_("Brush Radius: %2.2f"), radius);
}
}
}
void
context_brush_spikes_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GimpBrush *brush;
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
brush = gimp_context_get_brush (context);
if (GIMP_IS_BRUSH_GENERATED (brush) &&
gimp_data_is_writable (GIMP_DATA (brush)))
{
action_select_property (select_type,
action_data_get_display (data),
G_OBJECT (brush),
"spikes",
0.0, 1.0, 4.0, 0.1, FALSE);
}
}
void
context_brush_hardness_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GimpBrush *brush;
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
brush = gimp_context_get_brush (context);
if (GIMP_IS_BRUSH_GENERATED (brush) &&
gimp_data_is_writable (GIMP_DATA (brush)))
{
action_select_property (select_type,
action_data_get_display (data),
G_OBJECT (brush),
"hardness",
0.001, 0.01, 0.1, 0.1, FALSE);
}
}
void
context_brush_aspect_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GimpBrush *brush;
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
brush = gimp_context_get_brush (context);
if (GIMP_IS_BRUSH_GENERATED (brush) &&
gimp_data_is_writable (GIMP_DATA (brush)))
{
action_select_property (select_type,
action_data_get_display (data),
G_OBJECT (brush),
"aspect-ratio",
0.1, 1.0, 4.0, 0.1, FALSE);
}
}
void
context_brush_angle_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GimpBrush *brush;
GimpActionSelectType select_type;
return_if_no_context (context, data);
select_type = (GimpActionSelectType) g_variant_get_int32 (value);
brush = gimp_context_get_brush (context);
if (GIMP_IS_BRUSH_GENERATED (brush) &&
gimp_data_is_writable (GIMP_DATA (brush)))
{
GimpBrushGenerated *generated = GIMP_BRUSH_GENERATED (brush);
GimpDisplay *display;
gdouble angle;
angle = gimp_brush_generated_get_angle (generated);
if (select_type == GIMP_ACTION_SELECT_FIRST)
angle = 0.0;
else if (select_type == GIMP_ACTION_SELECT_LAST)
angle = 90.0;
else
angle = action_select_value (select_type,
angle,
0.0, 180.0, 0.0,
0.1, 1.0, 15.0, 0.1, TRUE);
gimp_brush_generated_set_angle (generated, angle);
display = action_data_get_display (data);
if (display)
{
action_message (action_data_get_display (data), G_OBJECT (brush),
_("Brush Angle: %2.2f"), angle);
}
}
}
void
context_toggle_dynamics_cmd_callback (GimpAction *action,
GVariant *value,
gpointer data)
{
GimpContext *context;
GimpPaintInfo *paint_info;
gboolean enabled;
return_if_no_context (context, data);
paint_info = gimp_context_get_paint_info (context);
if (paint_info)
{
GimpPaintOptions *paint_options;
GimpDisplay *display;
paint_options = paint_info->paint_options;
enabled = gimp_paint_options_are_dynamics_enabled (paint_options);
gimp_paint_options_enable_dynamics (paint_options, ! enabled);
display = action_data_get_display (data);
if (enabled)
action_message (display, G_OBJECT (paint_options),
_("Dynamics disabled"));
else
action_message (display, G_OBJECT (paint_options),
_("Dynamics enabled"));
}
}
/* private functions */
static void
context_select_object (GimpActionSelectType select_type,
GimpContext *context,
GimpContainer *container)
{
GimpObject *current;
current =
gimp_context_get_by_type (context,
gimp_container_get_children_type (container));
current = action_select_object (select_type, container, current);
if (current)
gimp_context_set_by_type (context,
gimp_container_get_children_type (container),
current);
}
static gint
context_paint_mode_index (GimpLayerMode paint_mode,
const GimpLayerMode *modes,
gint n_modes)
{
gint i = 0;
while (i < (n_modes - 1) && modes[i] != paint_mode)
i++;
return i;
}
static void
context_select_color (GimpActionSelectType select_type,
GeglColor *color,
gboolean use_colormap,
gboolean use_palette)
{
gint index;
gint max;
index = context_get_color_index (use_colormap, use_palette, color);
max = context_max_color_index (use_colormap, use_palette);
index = action_select_value (select_type,
index,
0, max, 0,
0, 1, 4, 0, FALSE);
context_set_color_index (index, use_colormap, use_palette, color);
}
static gint
context_get_color_index (gboolean use_colormap,
gboolean use_palette,
GeglColor *color)
{
if (use_colormap)
{
GimpColormapEditor *editor = context_get_colormap_editor ();
if (editor)
{
gint index = gimp_colormap_editor_get_index (editor, color);
if (index != -1)
return index;
}
}
if (use_palette)
{
GimpPaletteEditor *editor = context_get_palette_editor ();
if (editor)
{
gint index = gimp_palette_editor_get_index (editor, color);
if (index != -1)
return index;
}
}
return 0;
}
static gint
context_max_color_index (gboolean use_colormap,
gboolean use_palette)
{
if (use_colormap)
{
GimpColormapEditor *editor = context_get_colormap_editor ();
if (editor)
{
gint index = gimp_colormap_editor_max_index (editor);
if (index != -1)
return index;
}
}
if (use_palette)
{
GimpPaletteEditor *editor = context_get_palette_editor ();
if (editor)
{
gint index = gimp_palette_editor_max_index (editor);
if (index != -1)
return index;
}
}
return 0;
}
static gboolean
context_set_color_index (gint index,
gboolean use_colormap,
gboolean use_palette,
GeglColor *color)
{
if (use_colormap)
{
GimpColormapEditor *editor = context_get_colormap_editor ();
if (editor && gimp_colormap_editor_set_index (editor, index, color))
return TRUE;
}
if (use_palette)
{
GimpPaletteEditor *editor = context_get_palette_editor ();
if (editor && gimp_palette_editor_set_index (editor, index, color))
return TRUE;
}
return FALSE;
}
static GimpPaletteEditor *
context_get_palette_editor (void)
{
GtkWidget *widget;
g_return_val_if_fail (GIMP_IS_DIALOG_FACTORY (gimp_dialog_factory_get_singleton ()), NULL);
widget = gimp_dialog_factory_find_widget (gimp_dialog_factory_get_singleton (),
"gimp-palette-editor");
if (widget)
return GIMP_PALETTE_EDITOR (gtk_bin_get_child (GTK_BIN (widget)));
return NULL;
}
static GimpColormapEditor *
context_get_colormap_editor (void)
{
GtkWidget *widget;
g_return_val_if_fail (GIMP_IS_DIALOG_FACTORY (gimp_dialog_factory_get_singleton ()), NULL);
widget = gimp_dialog_factory_find_widget (gimp_dialog_factory_get_singleton (),
"gimp-indexed-palette");
if (widget)
return GIMP_COLORMAP_EDITOR (gtk_bin_get_child (GTK_BIN (widget)));
return NULL;
}