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gimp/app/dialogs/stroke-dialog.c

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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* Copyright (C) 2003 Henrik Brix Andersen <brix@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 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 <gegl.h>
#include <gtk/gtk.h>
#include "libgimpconfig/gimpconfig.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "dialogs-types.h"
#include "core/gimp.h"
#include "core/gimpdrawable.h"
#include "core/gimpimage.h"
#include "core/gimppaintinfo.h"
#include "core/gimpstrokeoptions.h"
#include "core/gimptoolinfo.h"
#include "widgets/gimpcontainercombobox.h"
#include "widgets/gimpcontainerview.h"
#include "widgets/gimpviewabledialog.h"
#include "widgets/gimpstrokeeditor.h"
#include "stroke-dialog.h"
#include "gimp-intl.h"
#define RESPONSE_RESET 1
/* local functions */
static void stroke_dialog_response (GtkWidget *widget,
gint response_id,
GtkWidget *dialog);
static void stroke_dialog_paint_info_selected (GimpContainerView *view,
GimpViewable *viewable,
gpointer insert_data,
GimpStrokeOptions *options);
/* public function */
GtkWidget *
stroke_dialog_new (GimpItem *item,
GimpContext *context,
const gchar *title,
const gchar *stock_id,
const gchar *help_id,
GtkWidget *parent)
{
GimpStrokeOptions *options;
GimpStrokeOptions *saved_options;
GimpImage *image;
GtkWidget *dialog;
GtkWidget *main_vbox;
GtkWidget *radio_box;
GtkWidget *libart_radio;
GtkWidget *paint_radio;
GSList *group;
GtkWidget *frame;
g_return_val_if_fail (GIMP_IS_ITEM (item), NULL);
g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
g_return_val_if_fail (stock_id != NULL, NULL);
g_return_val_if_fail (help_id != NULL, NULL);
g_return_val_if_fail (parent == NULL || GTK_IS_WIDGET (parent), NULL);
image = gimp_item_get_image (item);
options = gimp_stroke_options_new (context->gimp, context, TRUE);
saved_options = g_object_get_data (G_OBJECT (context->gimp),
"saved-stroke-options");
if (saved_options)
gimp_config_sync (G_OBJECT (saved_options), G_OBJECT (options), 0);
dialog = gimp_viewable_dialog_new (GIMP_VIEWABLE (item), context,
title, "gimp-stroke-options",
stock_id,
_("Choose Stroke Style"),
parent,
gimp_standard_help_func,
help_id,
GIMP_STOCK_RESET, RESPONSE_RESET,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
stock_id, GTK_RESPONSE_OK,
NULL);
gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
RESPONSE_RESET,
GTK_RESPONSE_OK,
GTK_RESPONSE_CANCEL,
-1);
gtk_window_set_resizable (GTK_WINDOW (dialog), FALSE);
g_signal_connect (dialog, "response",
G_CALLBACK (stroke_dialog_response),
dialog);
g_object_set_data (G_OBJECT (dialog), "gimp-item", item);
g_object_set_data_full (G_OBJECT (dialog), "gimp-stroke-options", options,
(GDestroyNotify) g_object_unref);
main_vbox = gtk_vbox_new (FALSE, 12);
gtk_container_set_border_width (GTK_CONTAINER (main_vbox), 12);
gtk_container_add (GTK_CONTAINER (GTK_DIALOG (dialog)->vbox), main_vbox);
gtk_widget_show (main_vbox);
radio_box = gimp_prop_enum_radio_box_new (G_OBJECT (options), "method",
-1, -1);
group = gtk_radio_button_get_group (g_object_get_data (G_OBJECT (radio_box),
"radio-button"));
libart_radio = g_object_ref (group->next->data);
gtk_container_remove (GTK_CONTAINER (radio_box), libart_radio);
paint_radio = g_object_ref (group->data);
gtk_container_remove (GTK_CONTAINER (radio_box), paint_radio);
g_object_ref_sink (radio_box);
g_object_unref (radio_box);
{
PangoFontDescription *font_desc;
font_desc = pango_font_description_new ();
pango_font_description_set_weight (font_desc, PANGO_WEIGHT_BOLD);
gtk_widget_modify_font (gtk_bin_get_child (GTK_BIN (libart_radio)),
font_desc);
gtk_widget_modify_font (gtk_bin_get_child (GTK_BIN (paint_radio)),
font_desc);
pango_font_description_free (font_desc);
}
/* the stroke frame */
frame = gimp_frame_new (NULL);
gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
gtk_frame_set_label_widget (GTK_FRAME (frame), libart_radio);
g_object_unref (libart_radio);
g_signal_connect (libart_radio, "toggled",
G_CALLBACK (gimp_toggle_button_sensitive_update),
NULL);
{
GtkWidget *stroke_editor;
gdouble xres;
gdouble yres;
gimp_image_get_resolution (image, &xres, &yres);
stroke_editor = gimp_stroke_editor_new (options, yres, FALSE);
gtk_container_add (GTK_CONTAINER (frame), stroke_editor);
gtk_widget_show (stroke_editor);
gtk_widget_set_sensitive (stroke_editor,
options->method == GIMP_STROKE_METHOD_LIBART);
g_object_set_data (G_OBJECT (libart_radio), "set_sensitive", stroke_editor);
}
/* the paint tool frame */
frame = gimp_frame_new (NULL);
gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
gtk_frame_set_label_widget (GTK_FRAME (frame), paint_radio);
g_object_unref (paint_radio);
g_signal_connect (paint_radio, "toggled",
G_CALLBACK (gimp_toggle_button_sensitive_update),
NULL);
{
GtkWidget *vbox;
GtkWidget *hbox;
GtkWidget *label;
GtkWidget *combo;
GtkWidget *button;
vbox = gtk_vbox_new (FALSE, 6);
gtk_container_add (GTK_CONTAINER (frame), vbox);
gtk_widget_show (vbox);
gtk_widget_set_sensitive (vbox,
options->method == GIMP_STROKE_METHOD_PAINT_CORE);
g_object_set_data (G_OBJECT (paint_radio), "set_sensitive", vbox);
hbox = gtk_hbox_new (FALSE, 6);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
gtk_widget_show (hbox);
label = gtk_label_new (_("Paint tool:"));
gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
combo = gimp_container_combo_box_new (image->gimp->paint_info_list,
context,
16, 0);
gimp_container_view_select_item (GIMP_CONTAINER_VIEW (combo),
GIMP_VIEWABLE (GIMP_CONTEXT (options)->paint_info));
gtk_box_pack_start (GTK_BOX (hbox), combo, TRUE, TRUE, 0);
gtk_widget_show (combo);
g_signal_connect (combo, "select-item",
G_CALLBACK (stroke_dialog_paint_info_selected),
options);
g_object_set_data (G_OBJECT (dialog), "gimp-tool-menu", combo);
button = gimp_prop_check_button_new (G_OBJECT (options),
"emulate-brush-dynamics",
_("_Emulate brush dynamics"));
gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
gtk_widget_show (button);
}
return dialog;
}
/* private functions */
static void
stroke_dialog_response (GtkWidget *widget,
gint response_id,
GtkWidget *dialog)
{
GimpStrokeOptions *options;
GimpItem *item;
GimpImage *image;
GimpContext *context;
item = g_object_get_data (G_OBJECT (dialog), "gimp-item");
options = g_object_get_data (G_OBJECT (dialog), "gimp-stroke-options");
image = gimp_item_get_image (item);
context = GIMP_VIEWABLE_DIALOG (dialog)->context;
switch (response_id)
{
case RESPONSE_RESET:
{
GimpToolInfo *tool_info = gimp_context_get_tool (context);
GtkWidget *combo = g_object_get_data (G_OBJECT (dialog),
"gimp-tool-menu");;
gimp_config_reset (GIMP_CONFIG (options));
gimp_container_view_select_item (GIMP_CONTAINER_VIEW (combo),
GIMP_VIEWABLE (tool_info->paint_info));
}
break;
case GTK_RESPONSE_OK:
{
GimpDrawable *drawable = gimp_image_get_active_drawable (image);
GimpStrokeOptions *saved_options;
GError *error = NULL;
if (! drawable)
{
gimp_message_literal (context->gimp, G_OBJECT (widget),
GIMP_MESSAGE_WARNING,
_("There is no active layer or channel "
"to stroke to."));
return;
}
saved_options = g_object_get_data (G_OBJECT (context->gimp),
"saved-stroke-options");
if (saved_options)
g_object_ref (saved_options);
else
saved_options = gimp_stroke_options_new (context->gimp, context, TRUE);
gimp_config_sync (G_OBJECT (options), G_OBJECT (saved_options), 0);
g_object_set_data_full (G_OBJECT (context->gimp), "saved-stroke-options",
saved_options,
(GDestroyNotify) g_object_unref);
if (! gimp_item_stroke (item, drawable, context, options, FALSE, TRUE,
NULL, &error))
{
gimp_message_literal (context->gimp,
G_OBJECT (widget),
GIMP_MESSAGE_WARNING,
error ? error->message : "NULL");
g_clear_error (&error);
return;
}
gimp_image_flush (image);
}
/* fallthrough */
default:
gtk_widget_destroy (dialog);
break;
}
}
static void
stroke_dialog_paint_info_selected (GimpContainerView *view,
GimpViewable *viewable,
gpointer insert_data,
GimpStrokeOptions *options)
{
g_object_set (options, "paint-info", viewable, NULL);
}
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