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gimp/app/tools/gimpforegroundselecttool.c

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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* GimpForegroundSelectTool
* Copyright (C) 2005 Sven Neumann <sven@gimp.org>
*
* 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 <string.h>
#include <gegl.h>
#include <gtk/gtk.h>
#include <gdk/gdkkeysyms.h>
#include "libgimpmath/gimpmath.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "tools-types.h"
#include "core/gimp.h"
#include "core/gimpchannel.h"
#include "core/gimpchannel-combine.h"
#include "core/gimpchannel-select.h"
#include "core/gimpdrawable-foreground-extract.h"
#include "core/gimpimage.h"
#include "core/gimpprogress.h"
#include "core/gimpscanconvert.h"
#include "widgets/gimphelp-ids.h"
#include "display/gimpdisplay.h"
#include "display/gimpdisplayshell.h"
#include "display/gimpdisplayshell-draw.h"
#include "gimpforegroundselecttool.h"
#include "gimpforegroundselectoptions.h"
#include "gimptoolcontrol.h"
#include "gimp-intl.h"
typedef struct
{
gint width;
gboolean background;
gint num_points;
GimpVector2 *points;
} FgSelectStroke;
static GObject * gimp_foreground_select_tool_constructor (GType type,
guint n_params,
GObjectConstructParam *params);
static void gimp_foreground_select_tool_finalize (GObject *object);
static void gimp_foreground_select_tool_control (GimpTool *tool,
GimpToolAction action,
GimpDisplay *display);
static void gimp_foreground_select_tool_oper_update (GimpTool *tool,
const GimpCoords *coords,
GdkModifierType state,
gboolean proximity,
GimpDisplay *display);
static void gimp_foreground_select_tool_modifier_key (GimpTool *tool,
GdkModifierType key,
gboolean press,
GdkModifierType state,
GimpDisplay *display);
static void gimp_foreground_select_tool_cursor_update (GimpTool *tool,
const GimpCoords *coords,
GdkModifierType state,
GimpDisplay *display);
static gboolean gimp_foreground_select_tool_key_press (GimpTool *tool,
GdkEventKey *kevent,
GimpDisplay *display);
static void gimp_foreground_select_tool_button_press (GimpTool *tool,
const GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpButtonPressType press_type,
GimpDisplay *display);
static void gimp_foreground_select_tool_button_release (GimpTool *tool,
const GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpButtonReleaseType release_type,
GimpDisplay *display);
static void gimp_foreground_select_tool_motion (GimpTool *tool,
const GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *display);
static void gimp_foreground_select_tool_draw (GimpDrawTool *draw_tool);
static void gimp_foreground_select_tool_select (GimpFreeSelectTool *free_sel,
GimpDisplay *display);
static void gimp_foreground_select_tool_set_mask (GimpForegroundSelectTool *fg_select,
GimpDisplay *display,
GimpChannel *mask);
static void gimp_foreground_select_tool_apply (GimpForegroundSelectTool *fg_select,
GimpDisplay *display);
static void gimp_foreground_select_tool_stroke (GimpChannel *mask,
FgSelectStroke *stroke);
static void gimp_foreground_select_tool_push_stroke (GimpForegroundSelectTool *fg_select,
GimpDisplay *display,
GimpForegroundSelectOptions *options);
static void gimp_foreground_select_options_notify (GimpForegroundSelectOptions *options,
GParamSpec *pspec,
GimpForegroundSelectTool *fg_select);
G_DEFINE_TYPE (GimpForegroundSelectTool, gimp_foreground_select_tool,
GIMP_TYPE_FREE_SELECT_TOOL)
#define parent_class gimp_foreground_select_tool_parent_class
void
gimp_foreground_select_tool_register (GimpToolRegisterCallback callback,
gpointer data)
{
(* callback) (GIMP_TYPE_FOREGROUND_SELECT_TOOL,
GIMP_TYPE_FOREGROUND_SELECT_OPTIONS,
gimp_foreground_select_options_gui,
GIMP_CONTEXT_FOREGROUND_MASK | GIMP_CONTEXT_BACKGROUND_MASK,
"gimp-foreground-select-tool",
_("Foreground Select"),
_("Foreground Select Tool: Select a region containing foreground objects"),
N_("F_oreground Select"), NULL,
NULL, GIMP_HELP_TOOL_FOREGROUND_SELECT,
GIMP_STOCK_TOOL_FOREGROUND_SELECT,
data);
}
static void
gimp_foreground_select_tool_class_init (GimpForegroundSelectToolClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GimpToolClass *tool_class = GIMP_TOOL_CLASS (klass);
GimpDrawToolClass *draw_tool_class = GIMP_DRAW_TOOL_CLASS (klass);
GimpFreeSelectToolClass *free_select_tool_class;
free_select_tool_class = GIMP_FREE_SELECT_TOOL_CLASS (klass);
object_class->constructor = gimp_foreground_select_tool_constructor;
object_class->finalize = gimp_foreground_select_tool_finalize;
tool_class->control = gimp_foreground_select_tool_control;
tool_class->oper_update = gimp_foreground_select_tool_oper_update;
tool_class->modifier_key = gimp_foreground_select_tool_modifier_key;
tool_class->cursor_update = gimp_foreground_select_tool_cursor_update;
tool_class->key_press = gimp_foreground_select_tool_key_press;
tool_class->button_press = gimp_foreground_select_tool_button_press;
tool_class->button_release = gimp_foreground_select_tool_button_release;
tool_class->motion = gimp_foreground_select_tool_motion;
draw_tool_class->draw = gimp_foreground_select_tool_draw;
free_select_tool_class->select = gimp_foreground_select_tool_select;
}
static void
gimp_foreground_select_tool_init (GimpForegroundSelectTool *fg_select)
{
GimpTool *tool = GIMP_TOOL (fg_select);
gimp_tool_control_set_scroll_lock (tool->control, FALSE);
gimp_tool_control_set_preserve (tool->control, FALSE);
gimp_tool_control_set_dirty_mask (tool->control, GIMP_DIRTY_IMAGE_SIZE);
gimp_tool_control_set_precision (tool->control,
GIMP_CURSOR_PRECISION_PIXEL_CENTER);
gimp_tool_control_set_tool_cursor (tool->control,
GIMP_TOOL_CURSOR_FREE_SELECT);
gimp_tool_control_set_action_value_2 (tool->control,
"tools/tools-foreground-select-brush-size-set");
fg_select->idle_id = 0;
fg_select->stroke = NULL;
fg_select->strokes = NULL;
fg_select->mask = NULL;
}
static GObject *
gimp_foreground_select_tool_constructor (GType type,
guint n_params,
GObjectConstructParam *params)
{
GObject *object;
GimpToolOptions *options;
object = G_OBJECT_CLASS (parent_class)->constructor (type, n_params, params);
options = GIMP_TOOL_GET_OPTIONS (object);
g_signal_connect_object (options, "notify",
G_CALLBACK (gimp_foreground_select_options_notify),
object, 0);
return object;
}
static void
gimp_foreground_select_tool_finalize (GObject *object)
{
GimpForegroundSelectTool *fg_select = GIMP_FOREGROUND_SELECT_TOOL (object);
if (fg_select->stroke)
g_warning ("%s: stroke should be NULL at this point", G_STRLOC);
if (fg_select->strokes)
g_warning ("%s: strokes should be NULL at this point", G_STRLOC);
if (fg_select->state)
g_warning ("%s: state should be NULL at this point", G_STRLOC);
if (fg_select->mask)
g_warning ("%s: mask should be NULL at this point", G_STRLOC);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gimp_foreground_select_tool_control (GimpTool *tool,
GimpToolAction action,
GimpDisplay *display)
{
GimpForegroundSelectTool *fg_select = GIMP_FOREGROUND_SELECT_TOOL (tool);
switch (action)
{
case GIMP_TOOL_ACTION_PAUSE:
case GIMP_TOOL_ACTION_RESUME:
break;
case GIMP_TOOL_ACTION_HALT:
{
GList *list;
gimp_foreground_select_tool_set_mask (fg_select, display, NULL);
for (list = fg_select->strokes; list; list = list->next)
{
FgSelectStroke *stroke = list->data;
g_free (stroke->points);
g_slice_free (FgSelectStroke, stroke);
}
g_list_free (fg_select->strokes);
fg_select->strokes = NULL;
if (fg_select->state)
{
gimp_drawable_foreground_extract_siox_done (fg_select->state);
fg_select->state = NULL;
}
tool->display = NULL;
}
break;
}
GIMP_TOOL_CLASS (parent_class)->control (tool, action, display);
}
static void
gimp_foreground_select_tool_oper_update (GimpTool *tool,
const GimpCoords *coords,
GdkModifierType state,
gboolean proximity,
GimpDisplay *display)
{
GimpForegroundSelectTool *fg_select = GIMP_FOREGROUND_SELECT_TOOL (tool);
GimpDrawTool *draw_tool = GIMP_DRAW_TOOL (tool);
const gchar *status = NULL;
if (fg_select->mask && gimp_draw_tool_is_active (draw_tool))
gimp_draw_tool_stop (draw_tool);
fg_select->last_coords = *coords;
GIMP_TOOL_CLASS (parent_class)->oper_update (tool, coords, state, proximity,
display);
if (fg_select->mask)
{
switch (GIMP_SELECTION_TOOL (tool)->function)
{
case SELECTION_SELECT:
case SELECTION_MOVE_MASK:
case SELECTION_MOVE:
case SELECTION_MOVE_COPY:
case SELECTION_ANCHOR:
if (fg_select->strokes)
status = _("Add more strokes or press Enter to accept the selection");
else
status = _("Mark foreground by painting on the object to extract");
break;
default:
break;
}
}
else
{
switch (GIMP_SELECTION_TOOL (tool)->function)
{
case SELECTION_SELECT:
status = _("Roughly outline the object to extract");
break;
default:
break;
}
}
if (proximity)
{
if (status)
gimp_tool_replace_status (tool, display, "%s", status);
gimp_draw_tool_start (draw_tool, display);
}
}
static void
gimp_foreground_select_tool_modifier_key (GimpTool *tool,
GdkModifierType key,
gboolean press,
GdkModifierType state,
GimpDisplay *display)
{
if (key == GDK_CONTROL_MASK)
{
GimpForegroundSelectOptions *options;
options = GIMP_FOREGROUND_SELECT_TOOL_GET_OPTIONS (tool);
g_object_set (options,
"background", ! options->background,
NULL);
}
}
static void
gimp_foreground_select_tool_cursor_update (GimpTool *tool,
const GimpCoords *coords,
GdkModifierType state,
GimpDisplay *display)
{
GimpForegroundSelectTool *fg_select = GIMP_FOREGROUND_SELECT_TOOL (tool);
if (fg_select->mask)
{
GimpForegroundSelectOptions *options;
options = GIMP_FOREGROUND_SELECT_TOOL_GET_OPTIONS (tool);
gimp_tool_control_set_toggled (tool->control, options->background);
switch (GIMP_SELECTION_TOOL (tool)->function)
{
case SELECTION_MOVE_MASK:
case SELECTION_MOVE:
case SELECTION_MOVE_COPY:
case SELECTION_ANCHOR:
return;
default:
break;
}
}
GIMP_TOOL_CLASS (parent_class)->cursor_update (tool, coords, state, display);
}
static gboolean
gimp_foreground_select_tool_key_press (GimpTool *tool,
GdkEventKey *kevent,
GimpDisplay *display)
{
GimpForegroundSelectTool *fg_select = GIMP_FOREGROUND_SELECT_TOOL (tool);
if (display != tool->display)
return FALSE;
if (fg_select->state)
{
switch (kevent->keyval)
{
case GDK_Return:
case GDK_KP_Enter:
case GDK_ISO_Enter:
gimp_foreground_select_tool_apply (fg_select, display);
return TRUE;
case GDK_Escape:
gimp_tool_control (tool, GIMP_TOOL_ACTION_HALT, display);
return TRUE;
default:
return FALSE;
}
}
else
{
return GIMP_TOOL_CLASS (parent_class)->key_press (tool,
kevent,
display);
}
}
static void
gimp_foreground_select_tool_button_press (GimpTool *tool,
const GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpButtonPressType press_type,
GimpDisplay *display)
{
GimpForegroundSelectTool *fg_select = GIMP_FOREGROUND_SELECT_TOOL (tool);
GimpDrawTool *draw_tool = GIMP_DRAW_TOOL (tool);
if (fg_select->mask)
{
GimpVector2 point = gimp_vector2_new (coords->x, coords->y);
gimp_draw_tool_pause (draw_tool);
if (gimp_draw_tool_is_active (draw_tool) && draw_tool->display != display)
gimp_draw_tool_stop (draw_tool);
if (! gimp_tool_control_is_active (tool->control))
gimp_tool_control_activate (tool->control);
fg_select->last_coords = *coords;
g_return_if_fail (fg_select->stroke == NULL);
fg_select->stroke = g_array_new (FALSE, FALSE, sizeof (GimpVector2));
g_array_append_val (fg_select->stroke, point);
if (! gimp_draw_tool_is_active (draw_tool))
gimp_draw_tool_start (draw_tool, display);
gimp_draw_tool_resume (draw_tool);
}
else
{
GIMP_TOOL_CLASS (parent_class)->button_press (tool, coords, time, state,
press_type, display);
}
}
static void
gimp_foreground_select_tool_button_release (GimpTool *tool,
const GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpButtonReleaseType release_type,
GimpDisplay *display)
{
GimpForegroundSelectTool *fg_select = GIMP_FOREGROUND_SELECT_TOOL (tool);
if (fg_select->mask)
{
GimpForegroundSelectOptions *options;
options = GIMP_FOREGROUND_SELECT_TOOL_GET_OPTIONS (tool);
gimp_draw_tool_pause (GIMP_DRAW_TOOL (tool));
gimp_tool_control_halt (tool->control);
gimp_foreground_select_tool_push_stroke (fg_select, display, options);
gimp_free_select_tool_select (GIMP_FREE_SELECT_TOOL (tool), display);
gimp_draw_tool_resume (GIMP_DRAW_TOOL (tool));
}
else
{
GIMP_TOOL_CLASS (parent_class)->button_release (tool,
coords, time, state,
release_type,
display);
}
}
static void
gimp_foreground_select_tool_motion (GimpTool *tool,
const GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *display)
{
GimpForegroundSelectTool *fg_select = GIMP_FOREGROUND_SELECT_TOOL (tool);
if (fg_select->mask)
{
GimpVector2 *last = &g_array_index (fg_select->stroke,
GimpVector2,
fg_select->stroke->len - 1);
gimp_draw_tool_pause (GIMP_DRAW_TOOL (tool));
fg_select->last_coords = *coords;
if (last->x != (gint) coords->x || last->y != (gint) coords->y)
{
GimpVector2 point = gimp_vector2_new (coords->x, coords->y);
g_array_append_val (fg_select->stroke, point);
}
gimp_draw_tool_resume (GIMP_DRAW_TOOL (tool));
}
else
{
GIMP_TOOL_CLASS (parent_class)->motion (tool,
coords, time, state, display);
}
}
static void
gimp_foreground_select_tool_get_area (GimpChannel *mask,
gint *x1,
gint *y1,
gint *x2,
gint *y2)
{
gint width;
gint height;
gimp_channel_bounds (mask, x1, y1, x2, y2);
width = *x2 - *x1;
height = *y2 - *y1;
*x1 = MAX (*x1 - width / 2, 0);
*y1 = MAX (*y1 - height / 2, 0);
*x2 = MIN (*x2 + width / 2, gimp_item_get_width (GIMP_ITEM (mask)));
*y2 = MIN (*y2 + height / 2, gimp_item_get_height (GIMP_ITEM (mask)));
}
static void
gimp_foreground_select_tool_draw (GimpDrawTool *draw_tool)
{
GimpForegroundSelectTool *fg_select = GIMP_FOREGROUND_SELECT_TOOL (draw_tool);
GimpTool *tool = GIMP_TOOL (draw_tool);
GimpForegroundSelectOptions *options;
options = GIMP_FOREGROUND_SELECT_TOOL_GET_OPTIONS (tool);
if (fg_select->stroke)
{
gimp_display_shell_draw_pen (GIMP_DISPLAY_SHELL (draw_tool->display->shell),
(const GimpVector2 *)fg_select->stroke->data,
fg_select->stroke->len,
GIMP_CONTEXT (options),
(options->background ?
GIMP_ACTIVE_COLOR_BACKGROUND :
GIMP_ACTIVE_COLOR_FOREGROUND),
options->stroke_width);
}
if (fg_select->mask)
{
GimpDisplayShell *shell = GIMP_DISPLAY_SHELL (draw_tool->display->shell);
gint x = fg_select->last_coords.x;
gint y = fg_select->last_coords.y;
gdouble radius;
radius = (options->stroke_width / shell->scale_y) / 2;
/* warn if the user is drawing outside of the working area */
if (FALSE)
{
gint x1, y1;
gint x2, y2;
gimp_foreground_select_tool_get_area (fg_select->mask,
&x1, &y1, &x2, &y2);
if (x < x1 + radius || x > x2 - radius ||
y < y1 + radius || y > y2 - radius)
{
gimp_draw_tool_draw_rectangle (draw_tool, FALSE,
x1, y1, x2 - x1, y2 - y1, FALSE);
}
}
gimp_draw_tool_draw_arc (draw_tool, FALSE,
x - radius, y - radius,
2 * radius, 2 * radius, 0, 360 * 64,
FALSE);
}
else
{
GIMP_DRAW_TOOL_CLASS (parent_class)->draw (draw_tool);
}
}
static void
gimp_foreground_select_tool_select (GimpFreeSelectTool *free_sel,
GimpDisplay *display)
{
GimpForegroundSelectTool *fg_select;
GimpForegroundSelectOptions *options;
GimpImage *image = display->image;
GimpDrawable *drawable;
GimpScanConvert *scan_convert;
GimpChannel *mask;
const GimpVector2 *points;
gint n_points;
drawable = gimp_image_get_active_drawable (image);
fg_select = GIMP_FOREGROUND_SELECT_TOOL (free_sel);
options = GIMP_FOREGROUND_SELECT_TOOL_GET_OPTIONS (free_sel);
if (fg_select->idle_id)
{
g_source_remove (fg_select->idle_id);
fg_select->idle_id = 0;
}
if (! drawable)
return;
scan_convert = gimp_scan_convert_new ();
gimp_free_select_tool_get_points (free_sel,
&points,
&n_points);
gimp_scan_convert_add_polyline (scan_convert,
n_points,
points,
TRUE);
mask = gimp_channel_new (image,
gimp_image_get_width (image),
gimp_image_get_height (image),
"foreground-extraction", NULL);
gimp_scan_convert_render_value (scan_convert,
gimp_drawable_get_tiles (GIMP_DRAWABLE (mask)),
0, 0, 128);
gimp_scan_convert_free (scan_convert);
if (fg_select->strokes)
{
GList *list;
gimp_set_busy (image->gimp);
/* apply foreground and background markers */
for (list = fg_select->strokes; list; list = list->next)
gimp_foreground_select_tool_stroke (mask, list->data);
if (fg_select->state)
gimp_drawable_foreground_extract_siox (GIMP_DRAWABLE (mask),
fg_select->state,
fg_select->refinement,
options->smoothness,
options->sensitivity,
! options->contiguous,
GIMP_PROGRESS (display));
fg_select->refinement = SIOX_REFINEMENT_NO_CHANGE;
gimp_unset_busy (image->gimp);
}
else
{
gint x1, y1;
gint x2, y2;
g_object_set (options, "background", FALSE, NULL);
gimp_foreground_select_tool_get_area (mask, &x1, &y1, &x2, &y2);
if (fg_select->state)
g_warning ("state should be NULL here");
fg_select->state =
gimp_drawable_foreground_extract_siox_init (drawable,
x1, y1, x2 - x1, y2 - y1);
}
gimp_foreground_select_tool_set_mask (fg_select, display, mask);
g_object_unref (mask);
}
static void
gimp_foreground_select_tool_set_mask (GimpForegroundSelectTool *fg_select,
GimpDisplay *display,
GimpChannel *mask)
{
GimpTool *tool = GIMP_TOOL (fg_select);
GimpForegroundSelectOptions *options;
options = GIMP_FOREGROUND_SELECT_TOOL_GET_OPTIONS (tool);
if (fg_select->mask == mask)
return;
if (fg_select->mask)
{
g_object_unref (fg_select->mask);
fg_select->mask = NULL;
}
if (mask)
fg_select->mask = g_object_ref (mask);
gimp_display_shell_set_mask (GIMP_DISPLAY_SHELL (display->shell),
GIMP_DRAWABLE (mask), options->mask_color);
if (mask)
{
gimp_tool_control_set_tool_cursor (tool->control,
GIMP_TOOL_CURSOR_PAINTBRUSH);
gimp_tool_control_set_toggle_tool_cursor (tool->control,
GIMP_TOOL_CURSOR_ERASER);
gimp_tool_control_set_toggled (tool->control, options->background);
}
else
{
gimp_tool_control_set_tool_cursor (tool->control,
GIMP_TOOL_CURSOR_FREE_SELECT);
gimp_tool_control_set_toggle_tool_cursor (tool->control,
GIMP_TOOL_CURSOR_FREE_SELECT);
gimp_tool_control_set_toggled (tool->control, FALSE);
}
}
static void
gimp_foreground_select_tool_apply (GimpForegroundSelectTool *fg_select,
GimpDisplay *display)
{
GimpTool *tool = GIMP_TOOL (fg_select);
GimpSelectionOptions *options = GIMP_SELECTION_TOOL_GET_OPTIONS (tool);
g_return_if_fail (fg_select->mask != NULL);
gimp_channel_select_channel (gimp_image_get_mask (display->image),
C_("command", "Foreground Select"),
fg_select->mask, 0, 0,
options->operation,
options->feather,
options->feather_radius,
options->feather_radius);
gimp_tool_control (tool, GIMP_TOOL_ACTION_HALT, display);
gimp_image_flush (display->image);
}
static void
gimp_foreground_select_tool_stroke (GimpChannel *mask,
FgSelectStroke *stroke)
{
GimpScanConvert *scan_convert = gimp_scan_convert_new ();
if (stroke->num_points == 1)
{
GimpVector2 points[2];
points[0] = points[1] = stroke->points[0];
points[1].x += 0.01;
points[1].y += 0.01;
gimp_scan_convert_add_polyline (scan_convert, 2, points, FALSE);
}
else
{
gimp_scan_convert_add_polyline (scan_convert,
stroke->num_points, stroke->points,
FALSE);
}
gimp_scan_convert_stroke (scan_convert,
stroke->width,
GIMP_JOIN_ROUND, GIMP_CAP_ROUND, 10.0,
0.0, NULL);
gimp_scan_convert_compose_value (scan_convert,
gimp_drawable_get_tiles (GIMP_DRAWABLE (mask)),
0, 0, stroke->background ? 0 : 255);
gimp_scan_convert_free (scan_convert);
}
static void
gimp_foreground_select_tool_push_stroke (GimpForegroundSelectTool *fg_select,
GimpDisplay *display,
GimpForegroundSelectOptions *options)
{
GimpDisplayShell *shell = GIMP_DISPLAY_SHELL (display->shell);
FgSelectStroke *stroke;
g_return_if_fail (fg_select->stroke != NULL);
stroke = g_slice_new (FgSelectStroke);
stroke->background = options->background;
stroke->width = ROUND ((gdouble) options->stroke_width / shell->scale_y);
stroke->num_points = fg_select->stroke->len;
stroke->points = (GimpVector2 *) g_array_free (fg_select->stroke, FALSE);
fg_select->stroke = NULL;
fg_select->strokes = g_list_append (fg_select->strokes, stroke);
fg_select->refinement |= (stroke->background ?
SIOX_REFINEMENT_ADD_BACKGROUND :
SIOX_REFINEMENT_ADD_FOREGROUND);
}
static gboolean
gimp_foreground_select_tool_idle_select (GimpForegroundSelectTool *fg_select)
{
GimpTool *tool = GIMP_TOOL (fg_select);
fg_select->idle_id = 0;
if (tool->display)
gimp_free_select_tool_select (GIMP_FREE_SELECT_TOOL (tool), tool->display);
return FALSE;
}
static void
gimp_foreground_select_options_notify (GimpForegroundSelectOptions *options,
GParamSpec *pspec,
GimpForegroundSelectTool *fg_select)
{
SioxRefinementType refinement = 0;
if (! fg_select->mask)
return;
if (strcmp (pspec->name, "smoothness") == 0)
{
refinement = SIOX_REFINEMENT_CHANGE_SMOOTHNESS;
}
else if (strcmp (pspec->name, "contiguous") == 0)
{
refinement = SIOX_REFINEMENT_CHANGE_MULTIBLOB;
}
else if (g_str_has_prefix (pspec->name, "sensitivity"))
{
refinement = SIOX_REFINEMENT_CHANGE_SENSITIVITY;
}
if (refinement)
{
fg_select->refinement |= refinement;
if (fg_select->idle_id)
g_source_remove (fg_select->idle_id);
fg_select->idle_id =
g_idle_add_full (G_PRIORITY_LOW,
(GSourceFunc) gimp_foreground_select_tool_idle_select,
fg_select, NULL);
}
if (g_str_has_prefix (pspec->name, "mask-color"))
{
GimpTool *tool = GIMP_TOOL (fg_select);
if (tool->display)
gimp_display_shell_set_mask (GIMP_DISPLAY_SHELL (tool->display->shell),
GIMP_DRAWABLE (fg_select->mask),
options->mask_color);
}
}
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