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gimp/app/core/gimp.c

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/* The GIMP -- an image manipulation program
* Copyright (C) 1995-1997 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 <string.h> /* strlen */
#include <glib-object.h>
#include "libgimpbase/gimpbase.h"
#include "core-types.h"
#include "pdb/pdb-types.h"
#include "base/tile-manager.h"
#include "pdb/procedural_db.h"
#include "gimp.h"
#include "gimpbrush.h"
#include "gimpbrushgenerated.h"
#include "gimpbrushpipe.h"
#include "gimpbuffer.h"
#include "gimpcontext.h"
#include "gimpcoreconfig.h"
#include "gimpdatafactory.h"
#include "gimpdocuments.h"
#include "gimpgradient.h"
#include "gimpimage.h"
#include "gimpimage-new.h"
#include "gimpimagefile.h"
#include "gimplist.h"
#include "gimppalette.h"
#include "gimppattern.h"
#include "gimpparasite.h"
#include "gimptoolinfo.h"
#include "gimpunit.h"
#include "app_procs.h"
#include "libgimp/gimpintl.h"
static void gimp_class_init (GimpClass *klass);
static void gimp_init (Gimp *gimp);
static void gimp_dispose (GObject *object);
static void gimp_finalize (GObject *object);
static void gimp_context_disconnect_callback (GimpContext *context,
Gimp *gimp);
static GimpObjectClass *parent_class = NULL;
GType
gimp_get_type (void)
{
static GType object_type = 0;
if (! object_type)
{
static const GTypeInfo object_info =
{
sizeof (GimpClass),
(GBaseInitFunc) NULL,
(GBaseFinalizeFunc) NULL,
(GClassInitFunc) gimp_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (Gimp),
0, /* n_preallocs */
(GInstanceInitFunc) gimp_init,
};
object_type = g_type_register_static (GIMP_TYPE_OBJECT,
"Gimp",
&object_info, 0);
}
return object_type;
}
static void
gimp_class_init (GimpClass *klass)
{
GObjectClass *object_class;
object_class = G_OBJECT_CLASS (klass);
parent_class = g_type_class_peek_parent (klass);
object_class->dispose = gimp_dispose;
object_class->finalize = gimp_finalize;
}
static void
gimp_init (Gimp *gimp)
{
gimp_core_config_init (gimp);
gimp->create_display_func = NULL;
gimp->gui_set_busy_func = NULL;
gimp->gui_unset_busy_func = NULL;
gimp->busy = FALSE;
gimp->busy_idle_id = 0;
gimp_units_init (gimp);
gimp_parasites_init (gimp);
gimp->images = gimp_list_new (GIMP_TYPE_IMAGE,
GIMP_CONTAINER_POLICY_WEAK);
gimp->next_image_ID = 1;
gimp->next_guide_ID = 1;
gimp->image_table = g_hash_table_new (g_direct_hash, NULL);
gimp->next_drawable_ID = 1;
gimp->drawable_table = g_hash_table_new (g_direct_hash, NULL);
gimp->global_buffer = NULL;
gimp->named_buffers = gimp_list_new (GIMP_TYPE_BUFFER,
GIMP_CONTAINER_POLICY_STRONG);
gimp->brush_factory = NULL;
gimp->pattern_factory = NULL;
gimp->gradient_factory = NULL;
gimp->palette_factory = NULL;
procedural_db_init (gimp);
gimp->tool_info_list = gimp_list_new (GIMP_TYPE_TOOL_INFO,
GIMP_CONTAINER_POLICY_STRONG);
gimp->standard_tool_info = NULL;
gimp_documents_init (gimp);
gimp->image_base_type_names = NULL;
gimp->fill_type_names = NULL;
gimp->have_current_cut_buffer = FALSE;
gimp->context_list = NULL;
gimp->standard_context = NULL;
gimp->default_context = NULL;
gimp->user_context = NULL;
gimp->current_context = NULL;
}
static void
gimp_dispose (GObject *object)
{
Gimp *gimp;
gimp = GIMP (object);
if (gimp->brush_factory)
gimp_data_factory_data_free (gimp->brush_factory);
if (gimp->pattern_factory)
gimp_data_factory_data_free (gimp->pattern_factory);
if (gimp->gradient_factory)
gimp_data_factory_data_free (gimp->gradient_factory);
if (gimp->palette_factory)
gimp_data_factory_data_free (gimp->palette_factory);
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
gimp_finalize (GObject *object)
{
Gimp *gimp;
gimp = GIMP (object);
if (gimp->current_context)
gimp_set_current_context (gimp, NULL);
if (gimp->user_context)
gimp_set_user_context (gimp, NULL);
if (gimp->default_context)
gimp_set_default_context (gimp, NULL);
if (gimp->standard_context)
{
g_object_unref (G_OBJECT (gimp->standard_context));
gimp->standard_context = NULL;
}
if (gimp->image_base_type_names)
gimp_image_new_exit (gimp);
if (gimp->documents)
gimp_documents_exit (gimp);
gimp_tool_info_set_standard (gimp, NULL);
if (gimp->tool_info_list)
{
g_object_unref (G_OBJECT (gimp->tool_info_list));
gimp->tool_info_list = NULL;
}
if (gimp->procedural_ht)
procedural_db_free (gimp);
if (gimp->brush_factory)
{
g_object_unref (G_OBJECT (gimp->brush_factory));
gimp->brush_factory = NULL;
}
if (gimp->pattern_factory)
{
g_object_unref (G_OBJECT (gimp->pattern_factory));
gimp->pattern_factory = NULL;
}
if (gimp->gradient_factory)
{
g_object_unref (G_OBJECT (gimp->gradient_factory));
gimp->gradient_factory = NULL;
}
if (gimp->palette_factory)
{
g_object_unref (G_OBJECT (gimp->palette_factory));
gimp->palette_factory = NULL;
}
if (gimp->named_buffers)
{
g_object_unref (G_OBJECT (gimp->named_buffers));
gimp->named_buffers = NULL;
}
if (gimp->global_buffer)
{
tile_manager_destroy (gimp->global_buffer);
gimp->global_buffer = NULL;
}
if (gimp->drawable_table)
{
g_hash_table_destroy (gimp->drawable_table);
gimp->drawable_table = NULL;
}
if (gimp->image_table)
{
g_hash_table_destroy (gimp->image_table);
gimp->image_table = NULL;
}
if (gimp->images)
{
g_object_unref (G_OBJECT (gimp->images));
gimp->images = NULL;
}
if (gimp->parasites)
gimp_parasites_exit (gimp);
if (gimp->user_units)
gimp_units_exit (gimp);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
Gimp *
gimp_new (void)
{
Gimp *gimp;
/* EEK */
g_type_class_ref (GIMP_TYPE_CONTEXT);
g_type_class_ref (GIMP_TYPE_CONTAINER);
g_type_class_ref (GIMP_TYPE_IMAGE);
g_type_class_ref (GIMP_TYPE_IMAGEFILE);
gimp = g_object_new (GIMP_TYPE_GIMP, NULL);
return gimp;
}
void
gimp_initialize (Gimp *gimp)
{
GimpContext *context;
static const GimpDataFactoryLoaderEntry brush_loader_entries[] =
{
{ gimp_brush_load, GIMP_BRUSH_FILE_EXTENSION },
{ gimp_brush_load, GIMP_BRUSH_PIXMAP_FILE_EXTENSION },
{ gimp_brush_generated_load, GIMP_BRUSH_GENERATED_FILE_EXTENSION },
{ gimp_brush_pipe_load, GIMP_BRUSH_PIPE_FILE_EXTENSION }
};
static gint n_brush_loader_entries = (sizeof (brush_loader_entries) /
sizeof (brush_loader_entries[0]));
static const GimpDataFactoryLoaderEntry pattern_loader_entries[] =
{
{ gimp_pattern_load, GIMP_PATTERN_FILE_EXTENSION }
};
static gint n_pattern_loader_entries = (sizeof (pattern_loader_entries) /
sizeof (pattern_loader_entries[0]));
static const GimpDataFactoryLoaderEntry gradient_loader_entries[] =
{
{ gimp_gradient_load, GIMP_GRADIENT_FILE_EXTENSION },
{ gimp_gradient_load, NULL /* legacy loader */ }
};
static gint n_gradient_loader_entries = (sizeof (gradient_loader_entries) /
sizeof (gradient_loader_entries[0]));
static const GimpDataFactoryLoaderEntry palette_loader_entries[] =
{
{ gimp_palette_load, GIMP_PALETTE_FILE_EXTENSION },
{ gimp_palette_load, NULL /* legacy loader */ }
};
static gint n_palette_loader_entries = (sizeof (palette_loader_entries) /
sizeof (palette_loader_entries[0]));
g_return_if_fail (GIMP_IS_GIMP (gimp));
gimp->brush_factory =
gimp_data_factory_new (GIMP_TYPE_BRUSH,
(const gchar **) &gimp->config->brush_path,
brush_loader_entries,
n_brush_loader_entries,
gimp_brush_new,
gimp_brush_get_standard);
gimp->pattern_factory =
gimp_data_factory_new (GIMP_TYPE_PATTERN,
(const gchar **) &gimp->config->pattern_path,
pattern_loader_entries,
n_pattern_loader_entries,
gimp_pattern_new,
gimp_pattern_get_standard);
gimp->gradient_factory =
gimp_data_factory_new (GIMP_TYPE_GRADIENT,
(const gchar **) &gimp->config->gradient_path,
gradient_loader_entries,
n_gradient_loader_entries,
gimp_gradient_new,
gimp_gradient_get_standard);
gimp->palette_factory =
gimp_data_factory_new (GIMP_TYPE_PALETTE,
(const gchar **) &gimp->config->palette_path,
palette_loader_entries,
n_palette_loader_entries,
gimp_palette_new,
gimp_palette_get_standard);
gimp_image_new_init (gimp);
gimp->standard_context = gimp_create_context (gimp, "Standard", NULL);
/* the default context contains the user's saved preferences
*
* TODO: load from disk
*/
context = gimp_create_context (gimp, "Default", NULL);
gimp_set_default_context (gimp, context);
g_object_unref (G_OBJECT (context));
/* the initial user_context is a straight copy of the default context
*/
context = gimp_create_context (gimp, "User", context);
gimp_set_user_context (gimp, context);
gimp_set_current_context (gimp, context);
g_object_unref (G_OBJECT (context));
}
void
gimp_restore (Gimp *gimp,
gboolean no_data)
{
g_return_if_fail (GIMP_IS_GIMP (gimp));
/* initialize the global parasite table */
app_init_update_status (_("Looking for data files"), _("Parasites"), 0.00);
gimp_parasiterc_load (gimp);
/* initialize the list of gimp brushes */
app_init_update_status (NULL, _("Brushes"), 0.18);
gimp_data_factory_data_init (gimp->brush_factory, no_data);
/* initialize the list of gimp patterns */
app_init_update_status (NULL, _("Patterns"), 0.36);
gimp_data_factory_data_init (gimp->pattern_factory, no_data);
/* initialize the list of gimp palettes */
app_init_update_status (NULL, _("Palettes"), 0.54);
gimp_data_factory_data_init (gimp->palette_factory, no_data);
/* initialize the list of gimp gradients */
app_init_update_status (NULL, _("Gradients"), 0.72);
gimp_data_factory_data_init (gimp->gradient_factory, no_data);
/* initialize the global parasite table */
app_init_update_status (NULL, _("Documents"), 0.90);
gimp_documents_load (gimp);
app_init_update_status (NULL, NULL, 1.00);
}
void
gimp_shutdown (Gimp *gimp)
{
g_return_if_fail (GIMP_IS_GIMP (gimp));
gimp_data_factory_data_save (gimp->brush_factory);
gimp_data_factory_data_save (gimp->pattern_factory);
gimp_data_factory_data_save (gimp->gradient_factory);
gimp_data_factory_data_save (gimp->palette_factory);
gimp_documents_save (gimp);
gimp_parasiterc_save (gimp);
gimp_unitrc_save (gimp);
}
void
gimp_set_busy (Gimp *gimp)
{
g_return_if_fail (GIMP_IS_GIMP (gimp));
/* FIXME: gimp_busy HACK */
gimp->busy = TRUE;
if (gimp->gui_set_busy_func)
gimp->gui_set_busy_func (gimp);
}
static gboolean
gimp_idle_unset_busy (gpointer data)
{
Gimp *gimp;
gimp = (Gimp *) data;
gimp_unset_busy (gimp);
gimp->busy_idle_id = 0;
return FALSE;
}
void
gimp_set_busy_until_idle (Gimp *gimp)
{
g_return_if_fail (GIMP_IS_GIMP (gimp));
if (! gimp->busy_idle_id)
{
gimp_set_busy (gimp);
gimp->busy_idle_id = g_idle_add_full (G_PRIORITY_HIGH,
gimp_idle_unset_busy, gimp,
NULL);
}
}
void
gimp_unset_busy (Gimp *gimp)
{
g_return_if_fail (GIMP_IS_GIMP (gimp));
if (gimp->gui_unset_busy_func)
gimp->gui_unset_busy_func (gimp);
/* FIXME: gimp_busy HACK */
gimp->busy = FALSE;
}
GimpImage *
gimp_create_image (Gimp *gimp,
gint width,
gint height,
GimpImageBaseType type,
gboolean attach_comment)
{
GimpImage *gimage;
g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
gimage = gimp_image_new (gimp, width, height, type);
gimp_container_add (gimp->images, GIMP_OBJECT (gimage));
if (attach_comment && gimp->config->default_comment)
{
GimpParasite *parasite;
parasite = gimp_parasite_new ("gimp-comment",
GIMP_PARASITE_PERSISTENT,
strlen (gimp->config->default_comment) + 1,
gimp->config->default_comment);
gimp_image_parasite_attach (gimage, parasite);
gimp_parasite_free (parasite);
}
return gimage;
}
void
gimp_create_display (Gimp *gimp,
GimpImage *gimage)
{
g_return_if_fail (GIMP_IS_GIMP (gimp));
if (gimp->create_display_func)
{
gimp->create_display_func (gimage);
g_object_unref (G_OBJECT (gimage));
}
}
/*
void
gimp_open_file (Gimp *gimp,
const gchar *filename,
gboolean with_display)
{
GimpImage *gimage;
gint status;
g_return_if_fail (GIMP_IS_GIMP (gimp));
g_return_if_fail (filename != NULL);
gimage = file_open_image (gimp,
filename,
filename,
_("Open"),
NULL,
RUN_INTERACTIVE,
&status);
if (gimage)
{
gchar *absolute;
* enable & clear all undo steps *
gimp_image_undo_enable (gimage);
* set the image to clean *
gimp_image_clean_all (gimage);
if (with_display)
gimp_create_display (gimage->gimp, gimage);
absolute = file_open_absolute_filename (filename);
document_index_add (absolute);
menus_last_opened_add (absolute);
g_free (absolute);
}
}
*/
GimpContext *
gimp_create_context (Gimp *gimp,
const gchar *name,
GimpContext *template)
{
GimpContext *context;
g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
g_return_val_if_fail (!template || GIMP_IS_CONTEXT (template), NULL);
/* FIXME: need unique names here */
if (! name)
name = "Unnamed";
context = gimp_context_new (gimp, name, template);
gimp->context_list = g_list_prepend (gimp->context_list, context);
g_signal_connect_object (G_OBJECT (context), "disconnect",
G_CALLBACK (gimp_context_disconnect_callback),
G_OBJECT (gimp),
0);
return context;
}
static void
gimp_context_disconnect_callback (GimpContext *context,
Gimp *gimp)
{
gimp->context_list = g_list_remove (gimp->context_list, context);
}
GimpContext *
gimp_get_standard_context (Gimp *gimp)
{
g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
return gimp->standard_context;
}
void
gimp_set_default_context (Gimp *gimp,
GimpContext *context)
{
g_return_if_fail (GIMP_IS_GIMP (gimp));
g_return_if_fail (! context || GIMP_IS_CONTEXT (context));
if (gimp->default_context)
{
g_object_unref (G_OBJECT (gimp->default_context));
}
gimp->default_context = context;
if (gimp->default_context)
{
g_object_ref (G_OBJECT (gimp->default_context));
}
}
GimpContext *
gimp_get_default_context (Gimp *gimp)
{
g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
return gimp->default_context;
}
void
gimp_set_user_context (Gimp *gimp,
GimpContext *context)
{
g_return_if_fail (GIMP_IS_GIMP (gimp));
g_return_if_fail (! context || GIMP_IS_CONTEXT (context));
if (gimp->user_context)
{
g_object_unref (G_OBJECT (gimp->user_context));
}
gimp->user_context = context;
if (gimp->user_context)
{
g_object_ref (G_OBJECT (gimp->user_context));
}
}
GimpContext *
gimp_get_user_context (Gimp *gimp)
{
g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
return gimp->user_context;
}
void
gimp_set_current_context (Gimp *gimp,
GimpContext *context)
{
g_return_if_fail (GIMP_IS_GIMP (gimp));
g_return_if_fail (! context || GIMP_IS_CONTEXT (context));
if (gimp->current_context)
{
g_object_unref (G_OBJECT (gimp->current_context));
}
gimp->current_context = context;
if (gimp->current_context)
{
g_object_ref (G_OBJECT (gimp->current_context));
}
}
GimpContext *
gimp_get_current_context (Gimp *gimp)
{
g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
return gimp->current_context;
}
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