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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 "pdb/internal_procs.h"
#include "xcf/xcf.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 "gimpmodules.h"
#include "gimppalette.h"
#include "gimppattern.h"
#include "gimpparasite.h"
#include "gimptoolinfo.h"
#include "gimpunit.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 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->be_verbose = FALSE;
gimp->no_data = FALSE;
gimp->no_interface = FALSE;
gimp->message_handler = GIMP_CONSOLE;
gimp->stack_trace_mode = GIMP_STACK_TRACE_NEVER;
gimp->main_loops = NULL;
gimp->gui_main_loop_func = NULL;
gimp->gui_main_loop_quit_func = NULL;
gimp->gui_create_display_func = NULL;
gimp->gui_set_busy_func = NULL;
gimp->gui_unset_busy_func = NULL;
gimp->gui_message_func = NULL;
gimp->busy = 0;
gimp->busy_idle_id = 0;
gimp_units_init (gimp);
gimp_parasites_init (gimp);
gimp_modules_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->load_procs = NULL;
gimp->save_procs = NULL;
xcf_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;
}
xcf_exit (gimp);
procedural_db_free (gimp);
if (gimp->load_procs)
{
g_slist_free (gimp->load_procs);
gimp->load_procs = NULL;
}
if (gimp->save_procs)
{
g_slist_free (gimp->save_procs);
gimp->save_procs = NULL;
}
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->modules)
gimp_modules_exit (gimp);
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 (gboolean be_verbose,
gboolean no_data,
gboolean no_interface,
GimpStackTraceMode stack_trace_mode)
{
Gimp *gimp;
gimp = g_object_new (GIMP_TYPE_GIMP, NULL);
gimp->be_verbose = be_verbose ? TRUE : FALSE;
gimp->no_data = no_data ? TRUE : FALSE;
gimp->no_interface = no_interface ? TRUE : FALSE;
gimp->stack_trace_mode = stack_trace_mode;
return gimp;
}
void
gimp_initialize (Gimp *gimp,
GimpInitStatusFunc status_callback)
{
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 const GimpDataFactoryLoaderEntry pattern_loader_entries[] =
{
{ gimp_pattern_load, GIMP_PATTERN_FILE_EXTENSION }
};
static const GimpDataFactoryLoaderEntry gradient_loader_entries[] =
{
{ gimp_gradient_load, GIMP_GRADIENT_FILE_EXTENSION },
{ gimp_gradient_load, NULL /* legacy loader */ }
};
static const GimpDataFactoryLoaderEntry palette_loader_entries[] =
{
{ gimp_palette_load, GIMP_PALETTE_FILE_EXTENSION },
{ gimp_palette_load, NULL /* legacy loader */ }
};
g_return_if_fail (GIMP_IS_GIMP (gimp));
g_return_if_fail (status_callback != NULL);
gimp->brush_factory =
gimp_data_factory_new (GIMP_TYPE_BRUSH,
(const gchar **) &gimp->config->brush_path,
brush_loader_entries,
G_N_ELEMENTS (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,
G_N_ELEMENTS (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,
G_N_ELEMENTS (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,
G_N_ELEMENTS (palette_loader_entries),
gimp_palette_new,
gimp_palette_get_standard);
gimp_image_new_init (gimp);
gimp->standard_context = gimp_context_new (gimp, "Standard", NULL);
/* the default context contains the user's saved preferences
*
* TODO: load from disk
*/
context = gimp_context_new (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_context_new (gimp, "User", context);
gimp_set_user_context (gimp, context);
g_object_unref (G_OBJECT (context));
gimp_set_current_context (gimp, context);
/* register all internal procedures */
(* status_callback) (_("Procedural Database"), NULL, -1);
internal_procs_init (gimp, status_callback);
}
void
gimp_restore (Gimp *gimp,
GimpInitStatusFunc status_callback,
gboolean no_data)
{
g_return_if_fail (GIMP_IS_GIMP (gimp));
g_return_if_fail (status_callback != NULL);
/* initialize the global parasite table */
(* status_callback) (_("Looking for data files"), _("Parasites"), 0.00);
gimp_parasiterc_load (gimp);
/* initialize the list of gimp brushes */
(* status_callback) (NULL, _("Brushes"), 0.18);
gimp_data_factory_data_init (gimp->brush_factory, no_data);
/* initialize the list of gimp patterns */
(* status_callback) (NULL, _("Patterns"), 0.36);
gimp_data_factory_data_init (gimp->pattern_factory, no_data);
/* initialize the list of gimp palettes */
(* status_callback) (NULL, _("Palettes"), 0.54);
gimp_data_factory_data_init (gimp->palette_factory, no_data);
/* initialize the list of gimp gradients */
(* status_callback) (NULL, _("Gradients"), 0.72);
gimp_data_factory_data_init (gimp->gradient_factory, no_data);
/* initialize the document history */
(* status_callback) (NULL, _("Documents"), 0.90);
gimp_documents_load (gimp);
(* status_callback) (NULL, NULL, 1.00);
gimp_modules_load (gimp);
}
void
gimp_shutdown (Gimp *gimp)
{
g_return_if_fail (GIMP_IS_GIMP (gimp));
gimp_modules_unload (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_main_loop (Gimp *gimp)
{
g_return_if_fail (GIMP_IS_GIMP (gimp));
if (gimp->gui_main_loop_func)
{
gimp->gui_main_loop_func (gimp);
}
else
{
GMainLoop *loop;
loop = g_main_loop_new (NULL, TRUE);
gimp->main_loops = g_list_prepend (gimp->main_loops, loop);
g_main_loop_run (loop);
gimp->main_loops = g_list_remove (gimp->main_loops, loop);
g_main_loop_unref (loop);
}
}
void
gimp_main_loop_quit (Gimp *gimp)
{
g_return_if_fail (GIMP_IS_GIMP (gimp));
if (gimp->gui_main_loop_func)
{
gimp->gui_main_loop_quit_func (gimp);
}
else
{
GMainLoop *loop;
loop = (GMainLoop *) gimp->main_loops->data;
g_main_loop_quit (loop);
}
}
void
gimp_set_busy (Gimp *gimp)
{
g_return_if_fail (GIMP_IS_GIMP (gimp));
/* FIXME: gimp_busy HACK */
gimp->busy++;
if (gimp->busy == 1)
{
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));
g_return_if_fail (gimp->busy > 0);
/* FIXME: gimp_busy HACK */
gimp->busy--;
if (gimp->busy == 0)
{
if (gimp->gui_unset_busy_func)
gimp->gui_unset_busy_func (gimp);
}
}
void
gimp_message (Gimp *gimp,
const gchar *message)
{
g_return_if_fail (GIMP_IS_GIMP (gimp));
switch (gimp->message_handler)
{
case GIMP_MESSAGE_BOX:
case GIMP_ERROR_CONSOLE:
if (gimp->gui_message_func)
{
gimp->gui_message_func (gimp, message);
return;
}
break;
default:
break;
}
g_printerr ("%s: %s\n", GIMP_OBJECT (gimp)->name, message);
}
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;
}
GimpObject *
gimp_create_display (Gimp *gimp,
GimpImage *gimage,
guint scale)
{
g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
g_return_val_if_fail (GIMP_IS_IMAGE (gimage), NULL);
if (gimp->gui_create_display_func)
{
return gimp->gui_create_display_func (gimage, scale);
}
return NULL;
}
#if 0
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, 0x0101);
absolute = file_open_absolute_filename (filename);
document_index_add (absolute);
menus_last_opened_add (absolute);
g_free (absolute);
}
}
#endif
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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