189 lines
6.8 KiB
C
189 lines
6.8 KiB
C
/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <gegl.h>
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#include <gtk/gtk.h>
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#include "libpikawidgets/pikawidgets.h"
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#include "actions-types.h"
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#include "core/pikacontext.h"
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#include "core/pikadrawable.h"
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#include "core/pikaimage.h"
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#include "core/pikaimage-colormap.h"
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#include "widgets/pikaactiongroup.h"
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#include "widgets/pikacolormapeditor.h"
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#include "widgets/pikahelp-ids.h"
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#include "actions.h"
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#include "colormap-actions.h"
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#include "colormap-commands.h"
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#include "pika-intl.h"
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static const PikaActionEntry colormap_actions[] =
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{
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{ "colormap-edit-color", PIKA_ICON_EDIT,
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NC_("colormap-action", "_Edit Color..."), NULL, { NULL },
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NC_("colormap-action", "Edit this color"),
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colormap_edit_color_cmd_callback,
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PIKA_HELP_INDEXED_PALETTE_EDIT },
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{ "colormap-delete-color", PIKA_ICON_EDIT_DELETE,
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NC_("colormap-action", "_Delete Color..."), NULL, { NULL },
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NC_("colormap-action", "Delete this color"),
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colormap_delete_color_cmd_callback,
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PIKA_HELP_INDEXED_PALETTE_EDIT }
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};
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static const PikaEnumActionEntry colormap_add_color_actions[] =
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{
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{ "colormap-add-color-from-fg", PIKA_ICON_LIST_ADD,
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NC_("colormap-action", "_Add Color from FG"), NULL, { NULL },
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NC_("colormap-action", "Add current foreground color"),
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FALSE, FALSE,
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PIKA_HELP_INDEXED_PALETTE_ADD },
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{ "colormap-add-color-from-bg", PIKA_ICON_LIST_ADD,
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NC_("colormap-action", "_Add Color from BG"), NULL, { NULL },
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NC_("colormap-action", "Add current background color"),
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TRUE, FALSE,
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PIKA_HELP_INDEXED_PALETTE_ADD }
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};
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static const PikaEnumActionEntry colormap_to_selection_actions[] =
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{
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{ "colormap-selection-replace", PIKA_ICON_SELECTION_REPLACE,
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NC_("colormap-action", "_Select this Color"), NULL, { NULL },
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NC_("colormap-action", "Select all pixels with this color"),
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PIKA_CHANNEL_OP_REPLACE, FALSE,
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PIKA_HELP_INDEXED_PALETTE_SELECTION_REPLACE },
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{ "colormap-selection-add", PIKA_ICON_SELECTION_ADD,
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NC_("colormap-action", "_Add to Selection"), NULL, { NULL },
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NC_("colormap-action", "Add all pixels with this color to the current selection"),
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PIKA_CHANNEL_OP_ADD, FALSE,
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PIKA_HELP_INDEXED_PALETTE_SELECTION_ADD },
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{ "colormap-selection-subtract", PIKA_ICON_SELECTION_SUBTRACT,
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NC_("colormap-action", "_Subtract from Selection"), NULL, { NULL },
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NC_("colormap-action", "Subtract all pixels with this color from the current selection"),
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PIKA_CHANNEL_OP_SUBTRACT, FALSE,
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PIKA_HELP_INDEXED_PALETTE_SELECTION_SUBTRACT },
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{ "colormap-selection-intersect", PIKA_ICON_SELECTION_INTERSECT,
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NC_("colormap-action", "_Intersect with Selection"), NULL, { NULL },
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NC_("colormap-action", "Intersect all pixels with this color with the current selection"),
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PIKA_CHANNEL_OP_INTERSECT, FALSE,
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PIKA_HELP_INDEXED_PALETTE_SELECTION_INTERSECT }
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};
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void
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colormap_actions_setup (PikaActionGroup *group)
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{
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pika_action_group_add_actions (group, "colormap-action",
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colormap_actions,
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G_N_ELEMENTS (colormap_actions));
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pika_action_group_add_enum_actions (group, "colormap-action",
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colormap_add_color_actions,
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G_N_ELEMENTS (colormap_add_color_actions),
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colormap_add_color_cmd_callback);
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pika_action_group_add_enum_actions (group, "colormap-action",
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colormap_to_selection_actions,
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G_N_ELEMENTS (colormap_to_selection_actions),
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colormap_to_selection_cmd_callback);
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}
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void
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colormap_actions_update (PikaActionGroup *group,
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gpointer data)
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{
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PikaColormapEditor *editor = PIKA_COLORMAP_EDITOR (data);
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PikaImage *image = action_data_get_image (data);
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PikaContext *context = action_data_get_context (data);
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gboolean indexed = FALSE;
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gboolean drawable_indexed = FALSE;
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gint num_colors = 0;
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PikaRGB fg;
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PikaRGB bg;
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if (image)
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{
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indexed = (pika_image_get_base_type (image) == PIKA_INDEXED);
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if (indexed)
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{
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GList *drawables = pika_image_get_selected_drawables (image);
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num_colors = pika_image_get_colormap_size (image);
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if (g_list_length (drawables) == 1)
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drawable_indexed = pika_drawable_is_indexed (drawables->data);
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g_list_free (drawables);
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}
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}
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if (context)
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{
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pika_context_get_foreground (context, &fg);
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pika_context_get_background (context, &bg);
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}
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#define SET_SENSITIVE(action,condition) \
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pika_action_group_set_action_sensitive (group, action, (condition) != 0, NULL)
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#define SET_COLOR(action,color) \
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pika_action_group_set_action_color (group, action, color, FALSE);
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SET_SENSITIVE ("colormap-edit-color",
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indexed && num_colors > 0);
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SET_SENSITIVE ("colormap-delete-color",
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indexed && num_colors > 0 &&
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pika_colormap_editor_is_color_deletable (editor));
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SET_SENSITIVE ("colormap-add-color-from-fg",
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indexed && num_colors < 256);
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SET_SENSITIVE ("colormap-add-color-from-bg",
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indexed && num_colors < 256);
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SET_COLOR ("colormap-add-color-from-fg", context ? &fg : NULL);
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SET_COLOR ("colormap-add-color-from-bg", context ? &bg : NULL);
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SET_SENSITIVE ("colormap-selection-replace",
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drawable_indexed && num_colors > 0);
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SET_SENSITIVE ("colormap-selection-add",
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drawable_indexed && num_colors > 0);
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SET_SENSITIVE ("colormap-selection-subtract",
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drawable_indexed && num_colors > 0);
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SET_SENSITIVE ("colormap-selection-intersect",
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drawable_indexed && num_colors > 0);
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#undef SET_SENSITIVE
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#undef SET_COLOR
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}
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