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PIKApp/app/tools/pikabucketfilloptions.c

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/* PIKA - Photo and Image Kooker Application
* a rebranding of The GNU Image Manipulation Program (created with heckimp)
* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
*
* Original copyright, applying to most contents (license remains unchanged):
* 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 <gegl.h>
#include <gtk/gtk.h>
#include "libpikabase/pikabase.h"
#include "libpikaconfig/pikaconfig.h"
#include "libpikawidgets/pikawidgets.h"
#include "libpikawidgets/pikawidgets-private.h"
#include "tools-types.h"
#include "config/pikacoreconfig.h"
#include "config/pikadialogconfig.h"
#include "core/pika.h"
#include "core/pikacontainer.h"
#include "core/pikadatafactory.h"
#include "core/pikadrawable.h"
#include "core/pikaimage.h"
#include "core/pikapaintinfo.h"
#include "core/pikastrokeoptions.h"
#include "core/pikatoolinfo.h"
#include "display/pikadisplay.h"
#include "paint/pikasourceoptions.h"
#include "widgets/pikacontainercombobox.h"
#include "widgets/pikacontainertreestore.h"
#include "widgets/pikacontainerview.h"
#include "widgets/pikapropwidgets.h"
#include "widgets/pikaviewablebox.h"
#include "widgets/pikaviewrenderer.h"
#include "widgets/pikawidgets-utils.h"
#include "pikabucketfilloptions.h"
#include "pikapaintoptions-gui.h"
#include "pika-intl.h"
enum
{
PROP_0,
PROP_FILL_MODE,
PROP_FILL_AREA,
PROP_FILL_TRANSPARENT,
PROP_SAMPLE_MERGED,
PROP_DIAGONAL_NEIGHBORS,
PROP_ANTIALIAS,
PROP_FEATHER,
PROP_FEATHER_RADIUS,
PROP_THRESHOLD,
PROP_LINE_ART_SOURCE,
PROP_LINE_ART_THRESHOLD,
PROP_LINE_ART_MAX_GROW,
PROP_LINE_ART_STROKE,
PROP_LINE_ART_STROKE_TOOL,
PROP_LINE_ART_AUTOMATIC_CLOSURE,
PROP_LINE_ART_MAX_GAP_LENGTH,
PROP_FILL_CRITERION,
PROP_FILL_COLOR_AS_LINE_ART,
PROP_FILL_COLOR_AS_LINE_ART_THRESHOLD,
};
struct _PikaBucketFillOptionsPrivate
{
GtkWidget *diagonal_neighbors_checkbox;
GtkWidget *threshold_scale;
GtkWidget *similar_color_frame;
GtkWidget *line_art_settings;
GtkWidget *fill_as_line_art_frame;
GtkWidget *line_art_detect_opacity;
};
static void pika_bucket_fill_options_config_iface_init (PikaConfigInterface *config_iface);
static void pika_bucket_fill_options_finalize (GObject *object);
static void pika_bucket_fill_options_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void pika_bucket_fill_options_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
static gboolean
pika_bucket_fill_options_select_stroke_tool (PikaContainerView *view,
GList *items,
GList *paths,
PikaBucketFillOptions *options);
static void pika_bucket_fill_options_tool_cell_renderer (GtkCellLayout *layout,
GtkCellRenderer *cell,
GtkTreeModel *model,
GtkTreeIter *iter,
gpointer data);
static void pika_bucket_fill_options_image_changed (PikaContext *context,
PikaImage *image,
PikaBucketFillOptions *options);
static void pika_bucket_fill_options_reset (PikaConfig *config);
static void pika_bucket_fill_options_update_area (PikaBucketFillOptions *options);
G_DEFINE_TYPE_WITH_CODE (PikaBucketFillOptions, pika_bucket_fill_options,
PIKA_TYPE_PAINT_OPTIONS,
G_ADD_PRIVATE (PikaBucketFillOptions)
G_IMPLEMENT_INTERFACE (PIKA_TYPE_CONFIG,
pika_bucket_fill_options_config_iface_init))
#define parent_class pika_bucket_fill_options_parent_class
static PikaConfigInterface *parent_config_iface = NULL;
static void
pika_bucket_fill_options_class_init (PikaBucketFillOptionsClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->finalize = pika_bucket_fill_options_finalize;
object_class->set_property = pika_bucket_fill_options_set_property;
object_class->get_property = pika_bucket_fill_options_get_property;
PIKA_CONFIG_PROP_ENUM (object_class, PROP_FILL_MODE,
"fill-mode",
_("Fill type"),
NULL,
PIKA_TYPE_BUCKET_FILL_MODE,
PIKA_BUCKET_FILL_FG,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_ENUM (object_class, PROP_FILL_AREA,
"fill-area",
_("Fill selection"),
_("Which area will be filled"),
PIKA_TYPE_BUCKET_FILL_AREA,
PIKA_BUCKET_FILL_SIMILAR_COLORS,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_FILL_TRANSPARENT,
"fill-transparent",
_("Fill transparent areas"),
_("Allow completely transparent regions "
"to be filled"),
TRUE,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_SAMPLE_MERGED,
"sample-merged",
_("Sample merged"),
_("Base filled area on all visible layers"),
FALSE,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_DIAGONAL_NEIGHBORS,
"diagonal-neighbors",
_("Diagonal neighbors"),
_("Treat diagonally neighboring pixels as "
"connected"),
FALSE,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_ANTIALIAS,
"antialias",
_("Antialiasing"),
_("Base fill opacity on color difference from "
"the clicked pixel (see threshold) or on line "
" art borders. Disable antialiasing to fill "
"the entire area uniformly."),
TRUE,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_FEATHER,
"feather",
_("Feather edges"),
_("Enable feathering of fill edges"),
FALSE,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_DOUBLE (object_class, PROP_FEATHER_RADIUS,
"feather-radius",
_("Radius"),
_("Radius of feathering"),
0.0, 100.0, 10.0,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_DOUBLE (object_class, PROP_THRESHOLD,
"threshold",
_("Threshold"),
_("Maximum color difference"),
0.0, 255.0, 15.0,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_ENUM (object_class, PROP_LINE_ART_SOURCE,
"line-art-source",
_("Source"),
_("Source image for line art computation"),
PIKA_TYPE_LINE_ART_SOURCE,
PIKA_LINE_ART_SOURCE_SAMPLE_MERGED,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_FILL_COLOR_AS_LINE_ART,
"fill-color-as-line-art",
_("Manual closure in fill layer"),
_("Consider pixels of selected layer and filled with the fill color as line art closure"),
FALSE,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_DOUBLE (object_class, PROP_FILL_COLOR_AS_LINE_ART_THRESHOLD,
"fill-color-as-line-art-threshold",
_("Threshold"),
_("Maximum color difference"),
0.0, 255.0, 15.0,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_DOUBLE (object_class, PROP_LINE_ART_THRESHOLD,
"line-art-threshold",
_("Line art detection threshold"),
_("Threshold to detect contour (higher values will include more pixels)"),
0.0, 1.0, 0.92,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_INT (object_class, PROP_LINE_ART_MAX_GROW,
"line-art-max-grow",
_("Maximum growing size"),
_("Maximum number of pixels grown under the line art"),
1, 100, 3,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_LINE_ART_STROKE,
"line-art-stroke-border",
_("Stroke borders"),
_("Stroke fill borders with last stroke options"),
FALSE,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_STRING (object_class, PROP_LINE_ART_STROKE_TOOL,
"line-art-stroke-tool",
_("Stroke tool"),
_("The tool to stroke the fill borders with"),
"pika-pencil", PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_LINE_ART_AUTOMATIC_CLOSURE,
"line-art-automatic-closure",
_("Automatic closure"),
_("Geometric analysis of the stroke contours to close line arts by splines/segments"),
TRUE,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_INT (object_class, PROP_LINE_ART_MAX_GAP_LENGTH,
"line-art-max-gap-length",
_("Maximum gap length"),
_("Maximum gap (in pixels) in line art which can be closed"),
0, 1000, 100,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_ENUM (object_class, PROP_FILL_CRITERION,
"fill-criterion",
_("Fill by"),
_("Criterion used for determining color similarity"),
PIKA_TYPE_SELECT_CRITERION,
PIKA_SELECT_CRITERION_COMPOSITE,
PIKA_PARAM_STATIC_STRINGS);
}
static void
pika_bucket_fill_options_config_iface_init (PikaConfigInterface *config_iface)
{
parent_config_iface = g_type_interface_peek_parent (config_iface);
config_iface->reset = pika_bucket_fill_options_reset;
}
static void
pika_bucket_fill_options_init (PikaBucketFillOptions *options)
{
options->priv = pika_bucket_fill_options_get_instance_private (options);
options->line_art_stroke_tool = NULL;
}
static void
pika_bucket_fill_options_finalize (GObject *object)
{
PikaBucketFillOptions *options = PIKA_BUCKET_FILL_OPTIONS (object);
g_clear_object (&options->stroke_options);
g_clear_pointer (&options->line_art_stroke_tool, g_free);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
pika_bucket_fill_options_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
PikaBucketFillOptions *options = PIKA_BUCKET_FILL_OPTIONS (object);
PikaToolOptions *tool_options = PIKA_TOOL_OPTIONS (object);
switch (property_id)
{
case PROP_FILL_MODE:
options->fill_mode = g_value_get_enum (value);
pika_bucket_fill_options_update_area (options);
break;
case PROP_FILL_AREA:
options->fill_area = g_value_get_enum (value);
pika_bucket_fill_options_update_area (options);
break;
case PROP_FILL_TRANSPARENT:
options->fill_transparent = g_value_get_boolean (value);
break;
case PROP_SAMPLE_MERGED:
options->sample_merged = g_value_get_boolean (value);
break;
case PROP_DIAGONAL_NEIGHBORS:
options->diagonal_neighbors = g_value_get_boolean (value);
break;
case PROP_ANTIALIAS:
options->antialias = g_value_get_boolean (value);
break;
case PROP_FEATHER:
options->feather = g_value_get_boolean (value);
break;
case PROP_FEATHER_RADIUS:
options->feather_radius = g_value_get_double (value);
break;
case PROP_THRESHOLD:
options->threshold = g_value_get_double (value);
break;
case PROP_LINE_ART_SOURCE:
options->line_art_source = g_value_get_enum (value);
pika_bucket_fill_options_update_area (options);
break;
case PROP_LINE_ART_THRESHOLD:
options->line_art_threshold = g_value_get_double (value);
break;
case PROP_LINE_ART_MAX_GROW:
options->line_art_max_grow = g_value_get_int (value);
break;
case PROP_LINE_ART_STROKE:
options->line_art_stroke = g_value_get_boolean (value);
break;
case PROP_LINE_ART_STROKE_TOOL:
g_clear_pointer (&options->line_art_stroke_tool, g_free);
options->line_art_stroke_tool = g_value_dup_string (value);
if (options->stroke_options)
{
PikaPaintInfo *paint_info = NULL;
Pika *pika = tool_options->tool_info->pika;
if (! options->line_art_stroke_tool)
options->line_art_stroke_tool = g_strdup ("pika-pencil");
paint_info = PIKA_PAINT_INFO (pika_container_get_child_by_name (pika->paint_info_list,
options->line_art_stroke_tool));
if (! paint_info && ! pika_container_is_empty (pika->paint_info_list))
paint_info = PIKA_PAINT_INFO (pika_container_get_child_by_index (pika->paint_info_list, 0));
g_object_set (options->stroke_options,
"paint-info", paint_info,
NULL);
}
break;
case PROP_LINE_ART_AUTOMATIC_CLOSURE:
options->line_art_automatic_closure = g_value_get_boolean (value);
break;
case PROP_LINE_ART_MAX_GAP_LENGTH:
options->line_art_max_gap_length = g_value_get_int (value);
break;
case PROP_FILL_CRITERION:
options->fill_criterion = g_value_get_enum (value);
break;
case PROP_FILL_COLOR_AS_LINE_ART:
options->fill_as_line_art = g_value_get_boolean (value);
break;
case PROP_FILL_COLOR_AS_LINE_ART_THRESHOLD:
options->fill_as_line_art_threshold = g_value_get_double (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
pika_bucket_fill_options_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
PikaBucketFillOptions *options = PIKA_BUCKET_FILL_OPTIONS (object);
switch (property_id)
{
case PROP_FILL_MODE:
g_value_set_enum (value, options->fill_mode);
break;
case PROP_FILL_AREA:
g_value_set_enum (value, options->fill_area);
break;
case PROP_FILL_TRANSPARENT:
g_value_set_boolean (value, options->fill_transparent);
break;
case PROP_SAMPLE_MERGED:
g_value_set_boolean (value, options->sample_merged);
break;
case PROP_DIAGONAL_NEIGHBORS:
g_value_set_boolean (value, options->diagonal_neighbors);
break;
case PROP_ANTIALIAS:
g_value_set_boolean (value, options->antialias);
break;
case PROP_FEATHER:
g_value_set_boolean (value, options->feather);
break;
case PROP_FEATHER_RADIUS:
g_value_set_double (value, options->feather_radius);
break;
case PROP_THRESHOLD:
g_value_set_double (value, options->threshold);
break;
case PROP_LINE_ART_SOURCE:
g_value_set_enum (value, options->line_art_source);
break;
case PROP_LINE_ART_THRESHOLD:
g_value_set_double (value, options->line_art_threshold);
break;
case PROP_LINE_ART_MAX_GROW:
g_value_set_int (value, options->line_art_max_grow);
break;
case PROP_LINE_ART_STROKE:
g_value_set_boolean (value, options->line_art_stroke);
break;
case PROP_LINE_ART_STROKE_TOOL:
g_value_set_string (value, options->line_art_stroke_tool);
break;
case PROP_LINE_ART_AUTOMATIC_CLOSURE:
g_value_set_boolean (value, options->line_art_automatic_closure);
break;
case PROP_LINE_ART_MAX_GAP_LENGTH:
g_value_set_int (value, options->line_art_max_gap_length);
break;
case PROP_FILL_CRITERION:
g_value_set_enum (value, options->fill_criterion);
break;
case PROP_FILL_COLOR_AS_LINE_ART:
g_value_set_boolean (value, options->fill_as_line_art);
break;
case PROP_FILL_COLOR_AS_LINE_ART_THRESHOLD:
g_value_set_double (value, options->fill_as_line_art_threshold);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static gboolean
pika_bucket_fill_options_select_stroke_tool (PikaContainerView *view,
GList *items,
GList *paths,
PikaBucketFillOptions *options)
{
GList *iter;
for (iter = items; iter; iter = iter->next)
{
g_object_set (options,
"line-art-stroke-tool",
iter->data ? pika_object_get_name (iter->data) : NULL,
NULL);
break;
}
return TRUE;
}
static void
pika_bucket_fill_options_tool_cell_renderer (GtkCellLayout *layout,
GtkCellRenderer *cell,
GtkTreeModel *model,
GtkTreeIter *iter,
gpointer data)
{
PikaViewRenderer *renderer;
gtk_tree_model_get (model, iter,
PIKA_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
-1);
if (renderer->viewable)
{
PikaPaintInfo *info = PIKA_PAINT_INFO (renderer->viewable);
if (PIKA_IS_SOURCE_OPTIONS (info->paint_options))
gtk_tree_store_set (GTK_TREE_STORE (model), iter,
PIKA_CONTAINER_TREE_STORE_COLUMN_NAME_SENSITIVE, FALSE,
-1);
}
g_object_unref (renderer);
}
static void
pika_bucket_fill_options_image_changed (PikaContext *context,
PikaImage *image,
PikaBucketFillOptions *options)
{
PikaImage *prev_image;
prev_image = g_object_get_data (G_OBJECT (options), "pika-bucket-fill-options-image");
if (image != prev_image)
{
if (prev_image)
g_signal_handlers_disconnect_by_func (prev_image,
G_CALLBACK (pika_bucket_fill_options_update_area),
options);
if (image)
{
g_signal_connect_object (image, "selected-channels-changed",
G_CALLBACK (pika_bucket_fill_options_update_area),
options, G_CONNECT_SWAPPED);
g_signal_connect_object (image, "selected-layers-changed",
G_CALLBACK (pika_bucket_fill_options_update_area),
options, G_CONNECT_SWAPPED);
}
g_object_set_data (G_OBJECT (options), "pika-bucket-fill-options-image", image);
pika_bucket_fill_options_update_area (options);
}
}
static void
pika_bucket_fill_options_reset (PikaConfig *config)
{
PikaToolOptions *tool_options = PIKA_TOOL_OPTIONS (config);
GParamSpec *pspec;
pspec = g_object_class_find_property (G_OBJECT_GET_CLASS (config),
"threshold");
if (pspec)
G_PARAM_SPEC_DOUBLE (pspec)->default_value =
tool_options->tool_info->pika->config->default_threshold;
parent_config_iface->reset (config);
}
static void
pika_bucket_fill_options_update_area (PikaBucketFillOptions *options)
{
PikaImage *image;
GList *drawables = NULL;
const gchar *tooltip = _("Opaque pixels will be considered as line art "
"instead of low luminance pixels");
image = pika_context_get_image (pika_get_user_context (PIKA_CONTEXT (options)->pika));
/* GUI not created yet. */
if (! options->priv->threshold_scale)
return;
if (image)
drawables = pika_image_get_selected_drawables (image);
switch (options->fill_area)
{
case PIKA_BUCKET_FILL_LINE_ART:
gtk_widget_hide (options->priv->similar_color_frame);
gtk_widget_show (options->priv->line_art_settings);
if ((options->fill_mode == PIKA_BUCKET_FILL_FG ||
options->fill_mode == PIKA_BUCKET_FILL_BG) &&
(options->line_art_source == PIKA_LINE_ART_SOURCE_LOWER_LAYER ||
options->line_art_source == PIKA_LINE_ART_SOURCE_UPPER_LAYER))
gtk_widget_set_sensitive (options->priv->fill_as_line_art_frame, TRUE);
else
gtk_widget_set_sensitive (options->priv->fill_as_line_art_frame, FALSE);
if (image != NULL &&
options->line_art_source != PIKA_LINE_ART_SOURCE_SAMPLE_MERGED &&
g_list_length (drawables) == 1)
{
PikaDrawable *source = NULL;
PikaItem *parent;
PikaContainer *container;
gint index;
parent = pika_item_get_parent (PIKA_ITEM (drawables->data));
if (parent)
container = pika_viewable_get_children (PIKA_VIEWABLE (parent));
else
container = pika_image_get_layers (image);
index = pika_item_get_index (PIKA_ITEM (drawables->data));
if (options->line_art_source == PIKA_LINE_ART_SOURCE_ACTIVE_LAYER)
source = drawables->data;
else if (options->line_art_source == PIKA_LINE_ART_SOURCE_LOWER_LAYER)
source = PIKA_DRAWABLE (pika_container_get_child_by_index (container, index + 1));
else if (options->line_art_source == PIKA_LINE_ART_SOURCE_UPPER_LAYER)
source = PIKA_DRAWABLE (pika_container_get_child_by_index (container, index - 1));
gtk_widget_set_sensitive (options->priv->line_art_detect_opacity,
source != NULL &&
pika_drawable_has_alpha (source));
if (source == NULL)
tooltip = _("No valid source drawable selected");
else if (! pika_drawable_has_alpha (source))
tooltip = _("The source drawable has no alpha channel");
}
else
{
gtk_widget_set_sensitive (options->priv->line_art_detect_opacity,
TRUE);
}
gtk_widget_set_tooltip_text (options->priv->line_art_detect_opacity,
tooltip);
break;
case PIKA_BUCKET_FILL_SIMILAR_COLORS:
gtk_widget_show (options->priv->similar_color_frame);
gtk_widget_hide (options->priv->line_art_settings);
break;
default:
gtk_widget_hide (options->priv->similar_color_frame);
gtk_widget_hide (options->priv->line_art_settings);
break;
}
g_list_free (drawables);
}
GtkWidget *
pika_bucket_fill_options_gui (PikaToolOptions *tool_options)
{
PikaBucketFillOptions *options = PIKA_BUCKET_FILL_OPTIONS (tool_options);
GObject *config = G_OBJECT (tool_options);
Pika *pika = tool_options->tool_info->pika;
GtkWidget *vbox = pika_paint_options_gui (tool_options);
GtkWidget *box2;
GtkWidget *frame;
GtkWidget *hbox;
GtkWidget *widget;
GtkWidget *scale;
GtkWidget *combo;
gchar *str;
gboolean bold;
GdkModifierType extend_mask = pika_get_extend_selection_mask ();
GdkModifierType toggle_mask = GDK_MOD1_MASK;
/* fill type */
str = g_strdup_printf (_("Fill Type (%s)"),
pika_get_mod_string (toggle_mask)),
frame = pika_prop_enum_radio_frame_new (config, "fill-mode", str, 0, 0);
gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
g_free (str);
hbox = pika_prop_pattern_box_new (NULL, PIKA_CONTEXT (tool_options),
NULL, 2,
"pattern-view-type", "pattern-view-size");
pika_enum_radio_frame_add (GTK_FRAME (frame), hbox,
PIKA_BUCKET_FILL_PATTERN, TRUE);
/* fill selection */
str = g_strdup_printf (_("Affected Area (%s)"),
pika_get_mod_string (extend_mask));
frame = pika_prop_enum_radio_frame_new (config, "fill-area", str, 0, 0);
gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
g_free (str);
/* Similar color frame */
frame = pika_frame_new (_("Finding Similar Colors"));
gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
options->priv->similar_color_frame = frame;
gtk_widget_show (frame);
box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_container_add (GTK_CONTAINER (frame), box2);
gtk_widget_show (box2);
/* the fill transparent areas toggle */
widget = pika_prop_check_button_new (config, "fill-transparent", NULL);
gtk_box_pack_start (GTK_BOX (box2), widget, FALSE, FALSE, 0);
/* the sample merged toggle */
widget = pika_prop_check_button_new (config, "sample-merged", NULL);
gtk_box_pack_start (GTK_BOX (box2), widget, FALSE, FALSE, 0);
/* the diagonal neighbors toggle */
widget = pika_prop_check_button_new (config, "diagonal-neighbors", NULL);
gtk_box_pack_start (GTK_BOX (box2), widget, FALSE, FALSE, 0);
options->priv->diagonal_neighbors_checkbox = widget;
/* the antialias toggle */
widget = pika_prop_check_button_new (config, "antialias", NULL);
gtk_box_pack_start (GTK_BOX (box2), widget, FALSE, FALSE, 0);
/* the threshold scale */
scale = pika_prop_spin_scale_new (config, "threshold",
1.0, 16.0, 1);
gtk_box_pack_start (GTK_BOX (box2), scale, FALSE, FALSE, 0);
options->priv->threshold_scale = scale;
/* the fill criterion combo */
combo = pika_prop_enum_combo_box_new (config, "fill-criterion", 0, 0);
pika_int_combo_box_set_label (PIKA_INT_COMBO_BOX (combo), _("Fill by"));
gtk_box_pack_start (GTK_BOX (box2), combo, FALSE, FALSE, 0);
/* Line art settings */
options->priv->line_art_settings = gtk_box_new (GTK_ORIENTATION_VERTICAL, 2);
gtk_box_pack_start (GTK_BOX (vbox), options->priv->line_art_settings, FALSE, FALSE, 0);
pika_widget_set_identifier (options->priv->line_art_settings, "line-art-settings");
frame = pika_frame_new (NULL);
gtk_box_pack_start (GTK_BOX (options->priv->line_art_settings), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
/* Line art: label widget */
box2 = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 3);
gtk_frame_set_label_widget (GTK_FRAME (frame), box2);
gtk_widget_show (box2);
widget = gtk_label_new (_("Line Art Detection"));
gtk_box_pack_start (GTK_BOX (box2), widget, FALSE, FALSE, 0);
gtk_widget_style_get (GTK_WIDGET (frame),
"label-bold", &bold,
NULL);
pika_label_set_attributes (GTK_LABEL (widget),
PANGO_ATTR_WEIGHT, PANGO_WEIGHT_BOLD,
-1);
gtk_widget_show (widget);
options->line_art_busy_box = pika_busy_box_new (_("(computing...)"));
gtk_box_pack_start (GTK_BOX (box2), options->line_art_busy_box,
FALSE, FALSE, 0);
box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_container_add (GTK_CONTAINER (frame), box2);
gtk_widget_show (box2);
/* Line Art: source combo (replace sample merged!) */
combo = pika_prop_enum_combo_box_new (config, "line-art-source", 0, 0);
pika_int_combo_box_set_label (PIKA_INT_COMBO_BOX (combo), _("Source"));
gtk_box_pack_start (GTK_BOX (box2), combo, FALSE, FALSE, 0);
/* the fill transparent areas toggle */
widget = pika_prop_check_button_new (config, "fill-transparent",
_("Detect opacity rather than grayscale"));
options->priv->line_art_detect_opacity = widget;
gtk_box_pack_start (GTK_BOX (box2), widget, FALSE, FALSE, 0);
/* Line Art: stroke threshold */
scale = pika_prop_spin_scale_new (config, "line-art-threshold",
0.05, 0.1, 2);
gtk_box_pack_start (GTK_BOX (box2), scale, FALSE, FALSE, 0);
/* Line Art Closure frame */
frame = pika_frame_new (NULL);
gtk_box_pack_start (GTK_BOX (options->priv->line_art_settings), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
/* Line Art Closure: frame label */
widget = gtk_label_new (_("Line Art Closure"));
gtk_frame_set_label_widget (GTK_FRAME (frame), widget);
gtk_widget_show (widget);
box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_container_add (GTK_CONTAINER (frame), box2);
gtk_widget_show (box2);
/* Line Art Closure: max gap length */
scale = pika_prop_spin_scale_new (config, "line-art-max-gap-length",
1, 5, 0);
frame = pika_prop_expanding_frame_new (config, "line-art-automatic-closure", NULL,
scale, NULL);
gtk_box_pack_start (GTK_BOX (box2), frame, FALSE, FALSE, 0);
/* Line Art Closure: manual line art closure */
scale = pika_prop_spin_scale_new (config, "fill-color-as-line-art-threshold",
1.0, 16.0, 1);
frame = pika_prop_expanding_frame_new (config, "fill-color-as-line-art", NULL,
scale, NULL);
gtk_box_pack_start (GTK_BOX (box2), frame, FALSE, FALSE, 0);
options->priv->fill_as_line_art_frame = frame;
/* Line Art Borders frame */
frame = pika_frame_new (NULL);
gtk_box_pack_start (GTK_BOX (options->priv->line_art_settings), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
/* Line Art Borders: frame label */
widget = gtk_label_new (_("Fill borders"));
gtk_frame_set_label_widget (GTK_FRAME (frame), widget);
gtk_widget_show (widget);
box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_container_add (GTK_CONTAINER (frame), box2);
gtk_widget_show (box2);
/* Line Art Borders: max growing size */
scale = pika_prop_spin_scale_new (config, "line-art-max-grow",
1, 5, 0);
gtk_box_pack_start (GTK_BOX (box2), scale, FALSE, FALSE, 0);
/* Line Art Borders: feather radius scale */
scale = pika_prop_spin_scale_new (config, "feather-radius",
1.0, 10.0, 1);
frame = pika_prop_expanding_frame_new (config, "feather", NULL,
scale, NULL);
gtk_box_pack_start (GTK_BOX (box2), frame, FALSE, FALSE, 0);
/* Line Art Borders: stroke border with paint brush */
options->stroke_options = pika_stroke_options_new (pika,
pika_get_user_context (pika),
TRUE);
pika_config_sync (G_OBJECT (PIKA_DIALOG_CONFIG (pika->config)->stroke_options),
G_OBJECT (options->stroke_options), 0);
widget = pika_container_combo_box_new (pika->paint_info_list,
PIKA_CONTEXT (options->stroke_options),
16, 0);
gtk_cell_layout_set_cell_data_func (GTK_CELL_LAYOUT (widget),
PIKA_CONTAINER_COMBO_BOX (widget)->viewable_renderer,
pika_bucket_fill_options_tool_cell_renderer,
options, NULL);
g_signal_connect (widget, "select-items",
G_CALLBACK (pika_bucket_fill_options_select_stroke_tool),
options);
frame = pika_prop_expanding_frame_new (config, "line-art-stroke-border", NULL,
widget, NULL);
gtk_box_pack_start (GTK_BOX (box2), frame, FALSE, FALSE, 0);
gtk_widget_show (widget);
pika_bucket_fill_options_update_area (options);
g_signal_connect (pika_get_user_context (PIKA_CONTEXT (tool_options)->pika),
"image-changed",
G_CALLBACK (pika_bucket_fill_options_image_changed),
tool_options);
return vbox;
}
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