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gimp/app/actions/drawable-commands.c

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/* 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 <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <gegl.h>
#include <gtk/gtk.h>
#include "libgimpwidgets/gimpwidgets.h"
#include "actions-types.h"
#include "core/gimp.h"
#include "core/gimpdrawable-equalize.h"
#include "core/gimpdrawable-levels.h"
#include "core/gimpdrawable-operation.h"
#include "core/gimpimage.h"
#include "core/gimpimage-undo.h"
#include "core/gimpitem-linked.h"
#include "core/gimpitemundo.h"
#include "core/gimplayermask.h"
#include "core/gimpprogress.h"
#include "dialogs/offset-dialog.h"
#include "actions.h"
#include "drawable-commands.h"
#include "gimp-intl.h"
/* public functions */
void
drawable_equalize_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpDrawable *drawable;
return_if_no_drawable (image, drawable, data);
gimp_drawable_equalize (drawable, TRUE);
gimp_image_flush (image);
}
void
drawable_invert_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpDrawable *drawable;
GimpDisplay *display;
return_if_no_drawable (image, drawable, data);
return_if_no_display (display, data);
/* FIXME invert masks? */
gimp_drawable_apply_operation_by_name (drawable, GIMP_PROGRESS (display),
_("Invert"), "gegl:invert-gamma",
NULL);
gimp_image_flush (image);
}
void
drawable_value_invert_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpDrawable *drawable;
GimpDisplay *display;
return_if_no_drawable (image, drawable, data);
return_if_no_display (display, data);
gimp_drawable_apply_operation_by_name (drawable, GIMP_PROGRESS (display),
_("Invert"), "gegl:value-invert",
NULL);
gimp_image_flush (image);
}
void
drawable_levels_stretch_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpDrawable *drawable;
GimpDisplay *display;
GtkWidget *widget;
return_if_no_drawable (image, drawable, data);
return_if_no_display (display, data);
return_if_no_widget (widget, data);
if (! gimp_drawable_is_rgb (drawable))
{
gimp_message_literal (image->gimp,
G_OBJECT (widget), GIMP_MESSAGE_WARNING,
_("White Balance operates only on RGB color layers."));
return;
}
gimp_drawable_levels_stretch (drawable, GIMP_PROGRESS (display));
gimp_image_flush (image);
}
void
drawable_dilate_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpDrawable *drawable;
GimpDisplay *display;
GeglNode *node;
return_if_no_drawable (image, drawable, data);
return_if_no_display (display, data);
node = gegl_node_new_child (NULL,
"operation", "gegl:value-propagate",
"mode", 0, /* GEGL_VALUE_PROPAGATE_MODE_WHITE */
"lower-threshold", 0.0,
"upper-threshold", 1.0,
"rate", 1.0,
"top", TRUE,
"left", TRUE,
"right", TRUE,
"bottom", TRUE,
"value", TRUE,
"alpha", FALSE,
NULL);
gimp_drawable_apply_operation (drawable, GIMP_PROGRESS (display),
_("Dilate"), node);
g_object_unref (node);
gimp_image_flush (image);
}
void
drawable_erode_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpDrawable *drawable;
GimpDisplay *display;
GeglNode *node;
return_if_no_drawable (image, drawable, data);
return_if_no_display (display, data);
node = gegl_node_new_child (NULL,
"operation", "gegl:value-propagate",
"mode", 1, /* GEGL_VALUE_PROPAGATE_MODE_BLACK */
"lower-threshold", 0.0,
"upper-threshold", 1.0,
"rate", 1.0,
"top", TRUE,
"left", TRUE,
"right", TRUE,
"bottom", TRUE,
"value", TRUE,
"alpha", FALSE,
NULL);
gimp_drawable_apply_operation (drawable, GIMP_PROGRESS (display),
_("Erode"), node);
g_object_unref (node);
gimp_image_flush (image);
}
void
drawable_offset_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpDrawable *drawable;
GtkWidget *widget;
GtkWidget *dialog;
return_if_no_drawable (image, drawable, data);
return_if_no_widget (widget, data);
dialog = offset_dialog_new (drawable, action_data_get_context (data),
widget);
gtk_widget_show (dialog);
}
void
drawable_linked_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpDrawable *drawable;
gboolean linked;
return_if_no_drawable (image, drawable, data);
linked = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action));
if (GIMP_IS_LAYER_MASK (drawable))
drawable =
GIMP_DRAWABLE (gimp_layer_mask_get_layer (GIMP_LAYER_MASK (drawable)));
if (linked != gimp_item_get_linked (GIMP_ITEM (drawable)))
{
GimpUndo *undo;
gboolean push_undo = TRUE;
undo = gimp_image_undo_can_compress (image, GIMP_TYPE_ITEM_UNDO,
GIMP_UNDO_ITEM_LINKED);
if (undo && GIMP_ITEM_UNDO (undo)->item == GIMP_ITEM (drawable))
push_undo = FALSE;
gimp_item_set_linked (GIMP_ITEM (drawable), linked, push_undo);
gimp_image_flush (image);
}
}
void
drawable_visible_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpDrawable *drawable;
gboolean visible;
return_if_no_drawable (image, drawable, data);
visible = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action));
if (GIMP_IS_LAYER_MASK (drawable))
drawable =
GIMP_DRAWABLE (gimp_layer_mask_get_layer (GIMP_LAYER_MASK (drawable)));
if (visible != gimp_item_get_visible (GIMP_ITEM (drawable)))
{
GimpUndo *undo;
gboolean push_undo = TRUE;
undo = gimp_image_undo_can_compress (image, GIMP_TYPE_ITEM_UNDO,
GIMP_UNDO_ITEM_VISIBILITY);
if (undo && GIMP_ITEM_UNDO (undo)->item == GIMP_ITEM (drawable))
push_undo = FALSE;
gimp_item_set_visible (GIMP_ITEM (drawable), visible, push_undo);
gimp_image_flush (image);
}
}
void
drawable_lock_content_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpDrawable *drawable;
gboolean locked;
return_if_no_drawable (image, drawable, data);
locked = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action));
if (GIMP_IS_LAYER_MASK (drawable))
drawable =
GIMP_DRAWABLE (gimp_layer_mask_get_layer (GIMP_LAYER_MASK (drawable)));
if (locked != gimp_item_get_lock_content (GIMP_ITEM (drawable)))
{
#if 0
GimpUndo *undo;
#endif
gboolean push_undo = TRUE;
#if 0
undo = gimp_image_undo_can_compress (image, GIMP_TYPE_ITEM_UNDO,
GIMP_UNDO_ITEM_VISIBILITY);
if (undo && GIMP_ITEM_UNDO (undo)->item == GIMP_ITEM (drawable))
push_undo = FALSE;
#endif
gimp_item_set_lock_content (GIMP_ITEM (drawable), locked, push_undo);
gimp_image_flush (image);
}
}
void
drawable_lock_position_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpDrawable *drawable;
gboolean locked;
return_if_no_drawable (image, drawable, data);
locked = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action));
if (GIMP_IS_LAYER_MASK (drawable))
drawable =
GIMP_DRAWABLE (gimp_layer_mask_get_layer (GIMP_LAYER_MASK (drawable)));
if (locked != gimp_item_get_lock_position (GIMP_ITEM (drawable)))
{
GimpUndo *undo;
gboolean push_undo = TRUE;
undo = gimp_image_undo_can_compress (image, GIMP_TYPE_ITEM_UNDO,
GIMP_UNDO_ITEM_LOCK_POSITION);
if (undo && GIMP_ITEM_UNDO (undo)->item == GIMP_ITEM (drawable))
push_undo = FALSE;
gimp_item_set_lock_position (GIMP_ITEM (drawable), locked, push_undo);
gimp_image_flush (image);
}
}
void
drawable_flip_cmd_callback (GtkAction *action,
gint value,
gpointer data)
{
GimpImage *image;
GimpDrawable *drawable;
GimpItem *item;
GimpContext *context;
gint off_x, off_y;
gdouble axis = 0.0;
return_if_no_drawable (image, drawable, data);
return_if_no_context (context, data);
item = GIMP_ITEM (drawable);
gimp_item_get_offset (item, &off_x, &off_y);
switch ((GimpOrientationType) value)
{
case GIMP_ORIENTATION_HORIZONTAL:
axis = ((gdouble) off_x + (gdouble) gimp_item_get_width (item) / 2.0);
break;
case GIMP_ORIENTATION_VERTICAL:
axis = ((gdouble) off_y + (gdouble) gimp_item_get_height (item) / 2.0);
break;
default:
break;
}
if (gimp_item_get_linked (item))
{
gimp_item_linked_flip (item, context,
(GimpOrientationType) value, axis, FALSE);
}
else
{
gimp_item_flip (item, context,
(GimpOrientationType) value, axis, FALSE);
}
gimp_image_flush (image);
}
void
drawable_rotate_cmd_callback (GtkAction *action,
gint value,
gpointer data)
{
GimpImage *image;
GimpDrawable *drawable;
GimpContext *context;
GimpItem *item;
gint off_x, off_y;
gdouble center_x, center_y;
gboolean clip_result = FALSE;
return_if_no_drawable (image, drawable, data);
return_if_no_context (context, data);
item = GIMP_ITEM (drawable);
gimp_item_get_offset (item, &off_x, &off_y);
center_x = ((gdouble) off_x + (gdouble) gimp_item_get_width (item) / 2.0);
center_y = ((gdouble) off_y + (gdouble) gimp_item_get_height (item) / 2.0);
if (GIMP_IS_CHANNEL (item))
clip_result = TRUE;
if (gimp_item_get_linked (item))
{
gimp_item_linked_rotate (item, context, (GimpRotationType) value,
center_x, center_y, FALSE);
}
else
{
gimp_item_rotate (item, context, (GimpRotationType) value,
center_x, center_y, clip_result);
}
gimp_image_flush (image);
}
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