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gimp/app/actions/select-commands.c

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/* The GIMP -- an 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 2 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <gtk/gtk.h>
#include "libgimpmath/gimpmath.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "gui-types.h"
#include "core/gimp.h"
#include "core/gimpcontext.h"
#include "core/gimpimage.h"
#include "core/gimpimage-mask.h"
#include "core/gimpimage-qmask.h"
#include "widgets/gimpdialogfactory.h"
#include "display/gimpdisplay.h"
#include "display/gimpdisplayshell.h"
#include "dialogs.h"
#include "select-commands.h"
#include "gimp-intl.h"
#define return_if_no_display(gdisp,data) \
if (GIMP_IS_DISPLAY (data)) \
gdisp = data; \
else if (GIMP_IS_GIMP (data)) \
gdisp = gimp_context_get_display (gimp_get_user_context (GIMP (data))); \
else \
gdisp = NULL; \
if (! gdisp) \
return
#define return_if_no_image(gimage,data) \
if (GIMP_IS_DISPLAY (data)) \
gimage = ((GimpDisplay *) data)->gimage; \
else if (GIMP_IS_GIMP (data)) \
gimage = gimp_context_get_image (gimp_get_user_context (GIMP (data))); \
else \
gimage = NULL; \
if (! gimage) \
return
/* local functions */
static void gimp_image_mask_feather_callback (GtkWidget *widget,
gdouble size,
GimpUnit unit,
gpointer data);
static void gimp_image_mask_border_callback (GtkWidget *widget,
gdouble size,
GimpUnit unit,
gpointer data);
static void gimp_image_mask_grow_callback (GtkWidget *widget,
gdouble size,
GimpUnit unit,
gpointer data);
static void gimp_image_mask_shrink_callback (GtkWidget *widget,
gdouble size,
GimpUnit unit,
gpointer data);
/* local variables */
static gdouble selection_feather_radius = 5.0;
static gint selection_border_radius = 5;
static gint selection_grow_pixels = 1;
static gint selection_shrink_pixels = 1;
static gboolean selection_shrink_edge_lock = FALSE;
void
select_invert_cmd_callback (GtkWidget *widget,
gpointer data)
{
GimpImage *gimage;
return_if_no_image (gimage, data);
gimp_image_mask_invert (gimage);
gimp_image_flush (gimage);
}
void
select_all_cmd_callback (GtkWidget *widget,
gpointer data)
{
GimpImage *gimage;
return_if_no_image (gimage, data);
gimp_image_mask_all (gimage);
gimp_image_flush (gimage);
}
void
select_none_cmd_callback (GtkWidget *widget,
gpointer data)
{
GimpImage *gimage;
return_if_no_image (gimage, data);
gimp_image_mask_clear (gimage, NULL);
gimp_image_flush (gimage);
}
void
select_float_cmd_callback (GtkWidget *widget,
gpointer data)
{
GimpImage *gimage;
return_if_no_image (gimage, data);
gimp_image_mask_float (gimage, gimp_image_active_drawable (gimage),
TRUE, 0, 0);
gimp_image_flush (gimage);
}
void
select_feather_cmd_callback (GtkWidget *widget,
gpointer data)
{
GimpDisplay *gdisp;
GtkWidget *qbox;
return_if_no_display (gdisp, data);
qbox = gimp_query_size_box (_("Feather Selection"),
gimp_standard_help_func,
"dialogs/feather_selection.html",
_("Feather Selection by:"),
selection_feather_radius, 0, 32767, 3,
gdisp->gimage->unit,
MIN (gdisp->gimage->xresolution,
gdisp->gimage->yresolution),
GIMP_DISPLAY_SHELL (gdisp->shell)->dot_for_dot,
G_OBJECT (gdisp->gimage), "disconnect",
gimp_image_mask_feather_callback, gdisp->gimage);
gtk_widget_show (qbox);
}
void
select_sharpen_cmd_callback (GtkWidget *widget,
gpointer data)
{
GimpImage *gimage;
return_if_no_image (gimage, data);
gimp_image_mask_sharpen (gimage);
gimp_image_flush (gimage);
}
void
select_shrink_cmd_callback (GtkWidget *widget,
gpointer data)
{
GimpDisplay *gdisp;
GtkWidget *shrink_dialog;
GtkWidget *edge_lock;
return_if_no_display (gdisp, data);
shrink_dialog =
gimp_query_size_box (_("Shrink Selection"),
gimp_standard_help_func,
"dialogs/shrink_selection.html",
_("Shrink Selection by:"),
selection_shrink_pixels, 1, 32767, 0,
gdisp->gimage->unit,
MIN (gdisp->gimage->xresolution,
gdisp->gimage->yresolution),
GIMP_DISPLAY_SHELL (gdisp->shell)->dot_for_dot,
G_OBJECT (gdisp->gimage), "disconnect",
gimp_image_mask_shrink_callback, gdisp->gimage);
edge_lock = gtk_check_button_new_with_label (_("Shrink from image border"));
gtk_box_pack_start (GTK_BOX (GIMP_QUERY_BOX_VBOX (shrink_dialog)), edge_lock,
FALSE, FALSE, 0);
g_object_set_data (G_OBJECT (shrink_dialog), "edge_lock_toggle", edge_lock);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (edge_lock),
! selection_shrink_edge_lock);
gtk_widget_show (edge_lock);
gtk_widget_show (shrink_dialog);
}
void
select_grow_cmd_callback (GtkWidget *widget,
gpointer data)
{
GimpDisplay *gdisp;
GtkWidget *qbox;
return_if_no_display (gdisp, data);
qbox = gimp_query_size_box (_("Grow Selection"),
gimp_standard_help_func,
"dialogs/grow_selection.html",
_("Grow Selection by:"),
selection_grow_pixels, 1, 32767, 0,
gdisp->gimage->unit,
MIN (gdisp->gimage->xresolution,
gdisp->gimage->yresolution),
GIMP_DISPLAY_SHELL (gdisp->shell)->dot_for_dot,
G_OBJECT (gdisp->gimage), "disconnect",
gimp_image_mask_grow_callback, gdisp->gimage);
gtk_widget_show (qbox);
}
void
select_border_cmd_callback (GtkWidget *widget,
gpointer data)
{
GimpDisplay *gdisp;
GtkWidget *qbox;
return_if_no_display (gdisp, data);
qbox = gimp_query_size_box (_("Border Selection"),
gimp_standard_help_func,
"dialogs/border_selection.html",
_("Border Selection by:"),
selection_border_radius, 1, 32767, 0,
gdisp->gimage->unit,
MIN (gdisp->gimage->xresolution,
gdisp->gimage->yresolution),
GIMP_DISPLAY_SHELL (gdisp->shell)->dot_for_dot,
G_OBJECT (gdisp->gimage), "disconnect",
gimp_image_mask_border_callback, gdisp->gimage);
gtk_widget_show (qbox);
}
void
select_save_cmd_callback (GtkWidget *widget,
gpointer data)
{
GimpImage *gimage;
return_if_no_image (gimage, data);
gimp_image_mask_save (gimage);
gimp_image_flush (gimage);
gimp_dialog_factory_dialog_raise (global_dock_factory,
"gimp-channel-list", -1);
}
void
select_toggle_quickmask_cmd_callback (GtkWidget *widget,
gpointer data)
{
GimpImage *gimage;
return_if_no_image (gimage, data);
gimp_image_set_qmask_state (gimage, !gimp_image_get_qmask_state (gimage));
gimp_image_flush (gimage);
}
/* private functions */
static void
gimp_image_mask_feather_callback (GtkWidget *widget,
gdouble size,
GimpUnit unit,
gpointer data)
{
GimpImage *gimage;
gdouble radius_x;
gdouble radius_y;
gimage = GIMP_IMAGE (data);
selection_feather_radius = size;
radius_x = radius_y = selection_feather_radius;
if (unit != GIMP_UNIT_PIXEL)
{
gdouble factor;
factor = (MAX (gimage->xresolution, gimage->yresolution) /
MIN (gimage->xresolution, gimage->yresolution));
if (gimage->xresolution == MIN (gimage->xresolution, gimage->yresolution))
radius_y *= factor;
else
radius_x *= factor;
}
gimp_image_mask_feather (gimage, radius_x, radius_y);
gimp_image_flush (gimage);
}
static void
gimp_image_mask_border_callback (GtkWidget *widget,
gdouble size,
GimpUnit unit,
gpointer data)
{
GimpImage *gimage;
gdouble radius_x;
gdouble radius_y;
gimage = GIMP_IMAGE (data);
selection_border_radius = ROUND (size);
radius_x = radius_y = selection_border_radius;
if (unit != GIMP_UNIT_PIXEL)
{
gdouble factor;
factor = (MAX (gimage->xresolution, gimage->yresolution) /
MIN (gimage->xresolution, gimage->yresolution));
if (gimage->xresolution == MIN (gimage->xresolution, gimage->yresolution))
radius_y *= factor;
else
radius_x *= factor;
}
gimp_image_mask_border (gimage, radius_x, radius_y);
gimp_image_flush (gimage);
}
static void
gimp_image_mask_grow_callback (GtkWidget *widget,
gdouble size,
GimpUnit unit,
gpointer data)
{
GimpImage *gimage;
gdouble radius_x;
gdouble radius_y;
gimage = GIMP_IMAGE (data);
selection_grow_pixels = ROUND (size);
radius_x = radius_y = selection_grow_pixels;
if (unit != GIMP_UNIT_PIXEL)
{
gdouble factor;
factor = (MAX (gimage->xresolution, gimage->yresolution) /
MIN (gimage->xresolution, gimage->yresolution));
if (gimage->xresolution == MIN (gimage->xresolution, gimage->yresolution))
radius_y *= factor;
else
radius_x *= factor;
}
gimp_image_mask_grow (gimage, radius_x, radius_y);
gimp_image_flush (gimage);
}
static void
gimp_image_mask_shrink_callback (GtkWidget *widget,
gdouble size,
GimpUnit unit,
gpointer data)
{
GimpImage *gimage;
gint radius_x;
gint radius_y;
gimage = GIMP_IMAGE (data);
selection_shrink_pixels = ROUND (size);
radius_x = radius_y = selection_shrink_pixels;
selection_shrink_edge_lock =
! GTK_TOGGLE_BUTTON (g_object_get_data (G_OBJECT (widget),
"edge_lock_toggle"))->active;
if (unit != GIMP_UNIT_PIXEL)
{
gdouble factor;
factor = (MAX (gimage->xresolution, gimage->yresolution) /
MIN (gimage->xresolution, gimage->yresolution));
if (gimage->xresolution == MIN (gimage->xresolution, gimage->yresolution))
radius_y *= factor;
else
radius_x *= factor;
}
gimp_image_mask_shrink (gimage, radius_x, radius_y,
selection_shrink_edge_lock);
gimp_image_flush (gimage);
}
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