summaryrefslogtreecommitdiffstats
path: root/app/actions/context-commands.c
diff options
context:
space:
mode:
Diffstat (limited to 'app/actions/context-commands.c')
-rw-r--r--app/actions/context-commands.c975
1 files changed, 975 insertions, 0 deletions
diff --git a/app/actions/context-commands.c b/app/actions/context-commands.c
new file mode 100644
index 0000000..61d9e90
--- /dev/null
+++ b/app/actions/context-commands.c
@@ -0,0 +1,975 @@
+/* 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/gimplist.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,
+ GimpRGB *color,
+ gboolean use_colormap,
+ gboolean use_palette);
+
+static gint context_get_color_index (gboolean use_colormap,
+ gboolean use_palette,
+ const GimpRGB *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,
+ GimpRGB *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; \
+ GimpRGB color; \
+ GimpActionSelectType select_type; \
+ return_if_no_context (context, data); \
+ \
+ select_type = (GimpActionSelectType) g_variant_get_int32 (value); \
+ \
+ gimp_context_get_##fgbg##ground (context, &color); \
+ context_select_color (select_type, &color, \
+ use_colormap, use_palette); \
+ gimp_context_set_##fgbg##ground (context, &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;
+ GimpRGB color;
+ GimpActionSelectType select_type;
+ return_if_no_context (context, data);
+
+ select_type = (GimpActionSelectType) g_variant_get_int32 (value);
+
+ gimp_context_get_foreground (context, &color);
+ color.r = action_select_value (select_type,
+ color.r,
+ 0.0, 1.0, 1.0,
+ 1.0 / 255.0, 0.01, 0.1, 0.0, FALSE);
+ gimp_context_set_foreground (context, &color);
+}
+
+void
+context_foreground_green_cmd_callback (GimpAction *action,
+ GVariant *value,
+ gpointer data)
+{
+ GimpContext *context;
+ GimpRGB color;
+ GimpActionSelectType select_type;
+ return_if_no_context (context, data);
+
+ select_type = (GimpActionSelectType) g_variant_get_int32 (value);
+
+ gimp_context_get_foreground (context, &color);
+ color.g = action_select_value (select_type,
+ color.g,
+ 0.0, 1.0, 1.0,
+ 1.0 / 255.0, 0.01, 0.1, 0.0, FALSE);
+ gimp_context_set_foreground (context, &color);
+}
+
+void
+context_foreground_blue_cmd_callback (GimpAction *action,
+ GVariant *value,
+ gpointer data)
+{
+ GimpContext *context;
+ GimpRGB color;
+ GimpActionSelectType select_type;
+ return_if_no_context (context, data);
+
+ select_type = (GimpActionSelectType) g_variant_get_int32 (value);
+
+ gimp_context_get_foreground (context, &color);
+ color.b = action_select_value (select_type,
+ color.b,
+ 0.0, 1.0, 1.0,
+ 1.0 / 255.0, 0.01, 0.1, 0.0, FALSE);
+ gimp_context_set_foreground (context, &color);
+}
+
+void
+context_background_red_cmd_callback (GimpAction *action,
+ GVariant *value,
+ gpointer data)
+{
+ GimpContext *context;
+ GimpRGB color;
+ GimpActionSelectType select_type;
+ return_if_no_context (context, data);
+
+ select_type = (GimpActionSelectType) g_variant_get_int32 (value);
+
+ gimp_context_get_background (context, &color);
+ color.r = action_select_value (select_type,
+ color.r,
+ 0.0, 1.0, 1.0,
+ 1.0 / 255.0, 0.01, 0.1, 0.0, FALSE);
+ gimp_context_set_background (context, &color);
+}
+
+void
+context_background_green_cmd_callback (GimpAction *action,
+ GVariant *value,
+ gpointer data)
+{
+ GimpContext *context;
+ GimpRGB color;
+ GimpActionSelectType select_type;
+ return_if_no_context (context, data);
+
+ select_type = (GimpActionSelectType) g_variant_get_int32 (value);
+
+ gimp_context_get_background (context, &color);
+ color.g = action_select_value (select_type,
+ color.g,
+ 0.0, 1.0, 1.0,
+ 1.0 / 255.0, 0.01, 0.1, 0.0, FALSE);
+ gimp_context_set_background (context, &color);
+}
+
+void
+context_background_blue_cmd_callback (GimpAction *action,
+ GVariant *value,
+ gpointer data)
+{
+ GimpContext *context;
+ GimpRGB color;
+ GimpActionSelectType select_type;
+ return_if_no_context (context, data);
+
+ select_type = (GimpActionSelectType) g_variant_get_int32 (value);
+
+ gimp_context_get_background (context, &color);
+ color.b = action_select_value (select_type,
+ color.b,
+ 0.0, 1.0, 1.0,
+ 1.0 / 255.0, 0.01, 0.1, 0.0, FALSE);
+ gimp_context_set_background (context, &color);
+}
+
+void
+context_foreground_hue_cmd_callback (GimpAction *action,
+ GVariant *value,
+ gpointer data)
+{
+ GimpContext *context;
+ GimpRGB color;
+ GimpHSV hsv;
+ GimpActionSelectType select_type;
+ return_if_no_context (context, data);
+
+ select_type = (GimpActionSelectType) g_variant_get_int32 (value);
+
+ gimp_context_get_foreground (context, &color);
+ gimp_rgb_to_hsv (&color, &hsv);
+ hsv.h = action_select_value (select_type,
+ hsv.h,
+ 0.0, 1.0, 1.0,
+ 1.0 / 360.0, 0.01, 0.1, 0.0, FALSE);
+ gimp_hsv_to_rgb (&hsv, &color);
+ gimp_context_set_foreground (context, &color);
+}
+
+void
+context_foreground_saturation_cmd_callback (GimpAction *action,
+ GVariant *value,
+ gpointer data)
+{
+ GimpContext *context;
+ GimpRGB color;
+ GimpHSV hsv;
+ GimpActionSelectType select_type;
+ return_if_no_context (context, data);
+
+ select_type = (GimpActionSelectType) g_variant_get_int32 (value);
+
+ gimp_context_get_foreground (context, &color);
+ gimp_rgb_to_hsv (&color, &hsv);
+ hsv.s = action_select_value (select_type,
+ hsv.s,
+ 0.0, 1.0, 1.0,
+ 0.01, 0.01, 0.1, 0.0, FALSE);
+ gimp_hsv_to_rgb (&hsv, &color);
+ gimp_context_set_foreground (context, &color);
+}
+
+void
+context_foreground_value_cmd_callback (GimpAction *action,
+ GVariant *value,
+ gpointer data)
+{
+ GimpContext *context;
+ GimpRGB color;
+ GimpHSV hsv;
+ GimpActionSelectType select_type;
+ return_if_no_context (context, data);
+
+ select_type = (GimpActionSelectType) g_variant_get_int32 (value);
+
+ gimp_context_get_foreground (context, &color);
+ gimp_rgb_to_hsv (&color, &hsv);
+ hsv.v = action_select_value (select_type,
+ 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_foreground (context, &color);
+}
+
+void
+context_background_hue_cmd_callback (GimpAction *action,
+ GVariant *value,
+ gpointer data)
+{
+ GimpContext *context;
+ GimpRGB color;
+ GimpHSV hsv;
+ GimpActionSelectType select_type;
+ return_if_no_context (context, data);
+
+ select_type = (GimpActionSelectType) g_variant_get_int32 (value);
+
+ gimp_context_get_background (context, &color);
+ gimp_rgb_to_hsv (&color, &hsv);
+ hsv.h = action_select_value (select_type,
+ hsv.h,
+ 0.0, 1.0, 1.0,
+ 1.0 / 360.0, 0.01, 0.1, 0.0, FALSE);
+ gimp_hsv_to_rgb (&hsv, &color);
+ gimp_context_set_background (context, &color);
+}
+
+void
+context_background_saturation_cmd_callback (GimpAction *action,
+ GVariant *value,
+ gpointer data)
+{
+ GimpContext *context;
+ GimpRGB color;
+ GimpHSV hsv;
+ GimpActionSelectType select_type;
+ return_if_no_context (context, data);
+
+ select_type = (GimpActionSelectType) g_variant_get_int32 (value);
+
+ gimp_context_get_background (context, &color);
+ gimp_rgb_to_hsv (&color, &hsv);
+ hsv.s = action_select_value (select_type,
+ hsv.s,
+ 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);
+}
+
+void
+context_background_value_cmd_callback (GimpAction *action,
+ GVariant *value,
+ gpointer data)
+{
+ GimpContext *context;
+ GimpRGB color;
+ GimpHSV hsv;
+ GimpActionSelectType select_type;
+ return_if_no_context (context, data);
+
+ select_type = (GimpActionSelectType) g_variant_get_int32 (value);
+
+ gimp_context_get_background (context, &color);
+ gimp_rgb_to_hsv (&color, &hsv);
+ hsv.v = action_select_value (select_type,
+ 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);
+}
+
+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);
+ }
+ }
+}
+
+
+/* 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,
+ GimpRGB *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,
+ const GimpRGB *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,
+ GimpRGB *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;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-22 07:09:31 +0000