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gimp/app/tools/gimpimagemaptool.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 "libgimpwidgets/gimpwidgets.h"
#include "tools-types.h"
#include "core/gimpdrawable.h"
#include "core/gimpimage.h"
#include "core/gimpimage-pick-color.h"
#include "core/gimpimagemap.h"
#include "core/gimptoolinfo.h"
#include "widgets/gimpdialogfactory.h"
#include "widgets/gimpitemfactory.h"
#include "widgets/gimpviewabledialog.h"
#include "display/gimpdisplay.h"
#include "display/gimpdisplayshell.h"
#include "gimpcoloroptions.h"
#include "gimpimagemaptool.h"
#include "gimptoolcontrol.h"
#include "gimp-intl.h"
/* local function prototypes */
static void gimp_image_map_tool_class_init (GimpImageMapToolClass *klass);
static void gimp_image_map_tool_init (GimpImageMapTool *image_map_tool);
static void gimp_image_map_tool_finalize (GObject *object);
static void gimp_image_map_tool_initialize (GimpTool *tool,
GimpDisplay *gdisp);
static void gimp_image_map_tool_control (GimpTool *tool,
GimpToolAction action,
GimpDisplay *gdisp);
static gboolean gimp_image_map_tool_pick_color (GimpColorTool *color_tool,
gint x,
gint y,
GimpImageType *sample_type,
GimpRGB *color,
gint *color_index);
static void gimp_image_map_tool_map (GimpImageMapTool *image_map_tool);
static void gimp_image_map_tool_dialog (GimpImageMapTool *image_map_tool);
static void gimp_image_map_tool_reset (GimpImageMapTool *image_map_tool);
static void gimp_image_map_tool_flush (GimpImageMap *image_map,
GimpImageMapTool *image_map_tool);
static void gimp_image_map_tool_cancel_clicked (GtkWidget *widget,
GimpImageMapTool *image_map_tool);
static void gimp_image_map_tool_reset_clicked (GtkWidget *widget,
GimpImageMapTool *image_map_tool);
static void gimp_image_map_tool_ok_clicked (GtkWidget *widget,
GimpImageMapTool *image_map_tool);
static void gimp_image_map_tool_preview_toggled (GtkWidget *widget,
GimpImageMapTool *image_map_tool);
static GimpToolClass *parent_class = NULL;
GType
gimp_image_map_tool_get_type (void)
{
static GType tool_type = 0;
if (! tool_type)
{
static const GTypeInfo tool_info =
{
sizeof (GimpImageMapToolClass),
(GBaseInitFunc) NULL,
(GBaseFinalizeFunc) NULL,
(GClassInitFunc) gimp_image_map_tool_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (GimpImageMapTool),
0, /* n_preallocs */
(GInstanceInitFunc) gimp_image_map_tool_init,
};
tool_type = g_type_register_static (GIMP_TYPE_COLOR_TOOL,
"GimpImageMapTool",
&tool_info, 0);
}
return tool_type;
}
static void
gimp_image_map_tool_class_init (GimpImageMapToolClass *klass)
{
GObjectClass *object_class;
GimpToolClass *tool_class;
GimpColorToolClass *color_tool_class;
object_class = G_OBJECT_CLASS (klass);
tool_class = GIMP_TOOL_CLASS (klass);
color_tool_class = GIMP_COLOR_TOOL_CLASS (klass);
parent_class = g_type_class_peek_parent (klass);
object_class->finalize = gimp_image_map_tool_finalize;
tool_class->initialize = gimp_image_map_tool_initialize;
tool_class->control = gimp_image_map_tool_control;
color_tool_class->pick = gimp_image_map_tool_pick_color;
klass->map = NULL;
klass->dialog = NULL;
klass->reset = NULL;
}
static void
gimp_image_map_tool_init (GimpImageMapTool *image_map_tool)
{
GimpTool *tool;
tool = GIMP_TOOL (image_map_tool);
gimp_tool_control_set_scroll_lock (tool->control, TRUE);
gimp_tool_control_set_preserve (tool->control, FALSE);
image_map_tool->drawable = NULL;
image_map_tool->image_map = NULL;
image_map_tool->preview = TRUE;
image_map_tool->shell_identifier = NULL;
image_map_tool->shell_desc = NULL;
image_map_tool->shell = NULL;
image_map_tool->main_vbox = NULL;
}
void
gimp_image_map_tool_preview (GimpImageMapTool *image_map_tool)
{
GimpTool *tool;
g_return_if_fail (GIMP_IS_IMAGE_MAP_TOOL (image_map_tool));
tool = GIMP_TOOL (image_map_tool);
if (image_map_tool->preview)
{
gimp_tool_control_set_preserve (tool->control, TRUE);
gimp_image_map_tool_map (image_map_tool);
gimp_tool_control_set_preserve (tool->control, FALSE);
}
}
static void
gimp_image_map_tool_finalize (GObject *object)
{
GimpImageMapTool *image_map_tool;
image_map_tool = GIMP_IMAGE_MAP_TOOL (object);
if (image_map_tool->shell)
{
gtk_widget_destroy (image_map_tool->shell);
image_map_tool->shell = NULL;
image_map_tool->main_vbox = NULL;
}
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gimp_image_map_tool_initialize (GimpTool *tool,
GimpDisplay *gdisp)
{
GimpImageMapTool *image_map_tool;
GimpToolInfo *tool_info;
GimpDrawable *drawable;
image_map_tool = GIMP_IMAGE_MAP_TOOL (tool);
tool_info = tool->tool_info;
/* set gdisp so the dialog can be hidden on display destruction */
tool->gdisp = gdisp;
if (! image_map_tool->shell)
{
GtkWidget *shell;
GtkWidget *vbox;
GtkWidget *toggle;
const gchar *stock_id;
stock_id = gimp_viewable_get_stock_id (GIMP_VIEWABLE (tool_info));
image_map_tool->shell = shell =
gimp_viewable_dialog_new (NULL,
tool_info->blurb,
GIMP_OBJECT (tool_info)->name,
stock_id,
image_map_tool->shell_desc,
gimp_standard_help_func,
tool_info->help_id,
GIMP_STOCK_RESET,
gimp_image_map_tool_reset_clicked,
image_map_tool, NULL, NULL, FALSE, FALSE,
GTK_STOCK_CANCEL,
gimp_image_map_tool_cancel_clicked,
image_map_tool, NULL, NULL, FALSE, TRUE,
GTK_STOCK_OK,
gimp_image_map_tool_ok_clicked,
image_map_tool, NULL, NULL, TRUE, FALSE,
NULL);
image_map_tool->main_vbox = vbox = gtk_vbox_new (FALSE, 4);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 4);
gtk_container_add (GTK_CONTAINER (GTK_DIALOG (shell)->vbox), vbox);
/* The preview toggle */
toggle = gtk_check_button_new_with_mnemonic (_("_Preview"));
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (toggle),
image_map_tool->preview);
gtk_box_pack_end (GTK_BOX (image_map_tool->main_vbox), toggle,
FALSE, FALSE, 0);
gtk_widget_show (toggle);
g_signal_connect (toggle, "toggled",
G_CALLBACK (gimp_image_map_tool_preview_toggled),
image_map_tool);
/* Fill in subclass widgets */
gimp_image_map_tool_dialog (image_map_tool);
gtk_widget_show (vbox);
if (image_map_tool->shell_identifier)
{
GimpDialogFactory *dialog_factory;
dialog_factory = gimp_dialog_factory_from_name ("toplevel");
gimp_dialog_factory_add_foreign (dialog_factory,
image_map_tool->shell_identifier,
image_map_tool->shell);
}
}
drawable = gimp_image_active_drawable (gdisp->gimage);
gimp_viewable_dialog_set_viewable (GIMP_VIEWABLE_DIALOG (image_map_tool->shell),
GIMP_VIEWABLE (drawable));
gtk_widget_show (image_map_tool->shell);
image_map_tool->drawable = drawable;
image_map_tool->image_map = gimp_image_map_new (TRUE, drawable,
tool_info->blurb);
g_signal_connect (image_map_tool->image_map, "flush",
G_CALLBACK (gimp_image_map_tool_flush),
image_map_tool);
{
GimpDisplayShell *shell = GIMP_DISPLAY_SHELL (gdisp->shell);
gimp_item_factory_update (shell->menubar_factory, shell);
gimp_item_factory_update (shell->popup_factory, shell);
}
}
static void
gimp_image_map_tool_control (GimpTool *tool,
GimpToolAction action,
GimpDisplay *gdisp)
{
GimpImageMapTool *image_map_tool = GIMP_IMAGE_MAP_TOOL (tool);
switch (action)
{
case HALT:
if (image_map_tool->shell)
gimp_image_map_tool_cancel_clicked (NULL, image_map_tool);
break;
default:
break;
}
GIMP_TOOL_CLASS (parent_class)->control (tool, action, gdisp);
}
static gboolean
gimp_image_map_tool_pick_color (GimpColorTool *color_tool,
gint x,
gint y,
GimpImageType *sample_type,
GimpRGB *color,
gint *color_index)
{
GimpImageMapTool *tool = GIMP_IMAGE_MAP_TOOL (color_tool);
*sample_type = gimp_drawable_type (tool->drawable);
return gimp_image_pick_color_by_func (GIMP_OBJECT (tool->image_map), x, y,
(GimpImagePickColorFunc) gimp_image_map_get_color_at,
color_tool->options->sample_average,
color_tool->options->average_radius,
color, color_index);
}
static void
gimp_image_map_tool_map (GimpImageMapTool *image_map_tool)
{
GIMP_IMAGE_MAP_TOOL_GET_CLASS (image_map_tool)->map (image_map_tool);
}
static void
gimp_image_map_tool_dialog (GimpImageMapTool *image_map_tool)
{
GIMP_IMAGE_MAP_TOOL_GET_CLASS (image_map_tool)->dialog (image_map_tool);
}
static void
gimp_image_map_tool_reset (GimpImageMapTool *image_map_tool)
{
GIMP_IMAGE_MAP_TOOL_GET_CLASS (image_map_tool)->reset (image_map_tool);
}
static void
gimp_image_map_tool_flush (GimpImageMap *image_map,
GimpImageMapTool *image_map_tool)
{
GimpTool *tool;
tool = GIMP_TOOL (image_map_tool);
gimp_display_flush_now (tool->gdisp);
}
static void
gimp_image_map_tool_cancel_clicked (GtkWidget *widget,
GimpImageMapTool *image_map_tool)
{
GimpTool *tool;
tool = GIMP_TOOL (image_map_tool);
gtk_widget_hide (image_map_tool->shell);
if (image_map_tool->image_map)
{
gimp_tool_control_set_preserve (tool->control, TRUE);
gimp_image_map_abort (image_map_tool->image_map);
image_map_tool->image_map = NULL;
gimp_tool_control_set_preserve (tool->control, FALSE);
gimp_image_flush (tool->gdisp->gimage);
}
tool->gdisp = NULL;
tool->drawable = NULL;
}
static void
gimp_image_map_tool_reset_clicked (GtkWidget *widget,
GimpImageMapTool *image_map_tool)
{
gimp_image_map_tool_reset (image_map_tool);
gimp_image_map_tool_preview (image_map_tool);
}
static void
gimp_image_map_tool_ok_clicked (GtkWidget *widget,
GimpImageMapTool *image_map_tool)
{
GimpDisplayShell *shell;
GimpTool *tool;
tool = GIMP_TOOL (image_map_tool);
gtk_widget_hide (image_map_tool->shell);
gimp_tool_control_set_preserve (tool->control, TRUE);
if (! image_map_tool->preview)
{
gimp_image_map_tool_map (image_map_tool);
}
if (image_map_tool->image_map)
{
gimp_image_map_commit (image_map_tool->image_map);
image_map_tool->image_map = NULL;
}
gimp_tool_control_set_preserve (tool->control, FALSE);
shell = GIMP_DISPLAY_SHELL (tool->gdisp->shell);
gimp_item_factory_update (shell->menubar_factory, shell);
gimp_item_factory_update (shell->popup_factory, shell);
tool->gdisp = NULL;
tool->drawable = NULL;
}
static void
gimp_image_map_tool_preview_toggled (GtkWidget *widget,
GimpImageMapTool *image_map_tool)
{
GimpTool *tool;
tool = GIMP_TOOL (image_map_tool);
image_map_tool->preview = GTK_TOGGLE_BUTTON (widget)->active;
if (image_map_tool->preview)
{
gimp_tool_control_set_preserve (tool->control, TRUE);
gimp_image_map_tool_map (image_map_tool);
gimp_tool_control_set_preserve (tool->control, FALSE);
}
else
{
if (image_map_tool->image_map)
{
gimp_tool_control_set_preserve (tool->control, TRUE);
gimp_image_map_clear (image_map_tool->image_map);
gimp_tool_control_set_preserve (tool->control, FALSE);
gimp_image_flush (tool->gdisp->gimage);
}
}
}
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