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Viewing changes to src/gui/edit_filter/glamecanvas.h

  • Committer: Bazaar Package Importer
  • Author(s): Daniel Kobras
  • Date: 2002-04-09 17:14:12 UTC
  • Revision ID: james.westby@ubuntu.com-20020409171412-jzpnov7mbz2w6zsr
Tags: upstream-0.6.2
Import upstream version 0.6.2

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src/gui/edit_filter/glamecanvas.h
 
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/*
 
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 * glamecanvas.h
 
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 *
 
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 * $Id: glamecanvas.h,v 1.20 2001/12/13 00:21:35 xwolf Exp $
 
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 *
 
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 * Copyright (C) 2001 Johannes Hirche
 
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 *
 
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 * This program is free software; you can redistribute it and/or modify
 
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 * it under the terms of the GNU General Public License as published by
 
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 * the Free Software Foundation; either version 2 of the License, or
 
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 * (at your option) any later version.
 
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 *
 
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 * This program is distributed in the hope that it will be useful,
 
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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 * GNU General Public License for more details.
 
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 *
 
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 * You should have received a copy of the GNU General Public License
 
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 * along with this program; if not, write to the Free Software
 
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 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
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 *
 
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 */
 
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#ifndef _GLAME_CANVAS_H
 
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#define _GLAME_CANVAS_H
 
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#include <gnome.h>
 
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#include "glmid.h"
 
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#include "canvasitem.h"
 
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/* type forwards */
 
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struct _GlameCanvas;
 
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struct _GlameCanvasClass;
 
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typedef struct _GlameCanvas GlameCanvas;
 
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typedef struct _GlameCanvasClass GlameCanvasClass;
 
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struct _GlameCanvasGroup;
 
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struct _GlameCanvasGroupClass;
 
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typedef struct _GlameCanvasGroup GlameCanvasGroup;
 
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typedef struct _GlameCanvasGroupClass GlameCanvasGroupClass;
 
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/* GTK Type defines */
 
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#define GLAME_CANVAS_TYPE              (glame_canvas_get_type())
 
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#define GLAME_CANVAS(object)           (GTK_CHECK_CAST((object), GLAME_CANVAS_TYPE, GlameCanvas))
 
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#define GLAME_CANVAS_CLASS(object)     (GTK_CHECK_CLASS_CAST((object), GLAME_CANVAS_TYPE, GlameCanvasClass))
 
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#define GLAME_IS_CANVAS(object)        (GTK_CHECK_TYPE((object), GLAME_CANVAS_TYPE))
 
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#define GLAME_IS_CANVAS_CLASS(object)  (GTK_CHECK_CLASS_TYPE((object), GLAME_CANVAS_TYPE))
 
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#define GLAME_CANVAS_GET_CLASS(object) ((GlameCanvasClass*) (((GtkObject*) (obj))->klass))
 
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GtkType glame_canvas_get_type(void);
 
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struct _GlameCanvas {
 
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        GnomeCanvas parent_object;
 
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        /* public */
 
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        filter_t *net;
 
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        /* private */
 
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        gboolean openedUp;
 
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        gboolean paused;
 
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        gfloat font_size;
 
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        GList * selectedItems;
 
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        plugin_t* last;
 
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        filter_t* clipBoard;
 
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        GlameCanvas **pprev_gcanvas_hash;
 
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        GlameCanvas *next_gcanvas_hash;
 
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};
 
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struct _GlameCanvasClass {
 
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        GnomeCanvasClass parent_class;
 
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};
 
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/* creates a canvas from an existing filternetwork 
 
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 * if network==NULL a new filternetwork will allocated
 
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 */
 
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GlameCanvas* glame_canvas_new(filter_t * network);
 
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GlameCanvasFilter* glame_canvas_add_filter(GlameCanvas* canvas, filter_t *filter);
 
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GlameCanvasFilter* glame_canvas_add_filter_by_name(GlameCanvas * canvas, const char *name);
 
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GlameCanvasFilter* glame_canvas_add_filter_by_plugin(GlameCanvas* canvas, plugin_t *plug);
 
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/* new signal marshallers >:-O   */
 
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typedef void (*GtkSignal_NONE__DOUBLE_DOUBLE)(gpointer,double,double,gpointer);
 
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void glame_canvas_marshal_NONE__DOUBLE_DOUBLE(GtkObject*,
 
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                                              GtkSignalFunc,
 
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                                              gpointer,
 
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                                              GtkArg*);
 
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GdkImlibImage*  glame_gui_get_icon_from_filter(filter_t* t);
 
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char* glame_gui_get_font(GlameCanvas* canv);
 
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void glame_canvas_execute(GlameCanvas* canv);
 
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filter_t *glame_canvas_collapse_selection(GlameCanvas* canv);
 
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void glame_canvas_expand_selection(GlameCanvas* canv);
 
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void glame_canvas_register(GlameCanvas* canv, const char* filtername, const char* category);
 
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void glame_canvas_save(GlameCanvas* canv, const char* filename, const char* filtername, const char* category);
 
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void glame_canvas_property_dialog(GlameCanvas* canv);
 
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void glame_canvas_set_zoom(GlameCanvas* canv, double pixelPerPoint);
 
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double glame_canvas_get_zoom(GlameCanvas* canv);
 
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void glame_canvas_view_all(GlameCanvas* canv);
 
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GList* glame_canvas_find_items_in_region(GlameCanvas *canv, gdouble x1,gdouble y1,gdouble x2,gdouble y2);
 
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/* a refresh, adds missing/new nodes, too */
 
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void glame_canvas_redraw(GlameCanvas *canv);
 
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/* a full redraw, kills all gui and regenerates it,
 
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   use with care, destroys grouping/selection */
 
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void glame_canvas_full_redraw(GlameCanvas *canv);
 
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GlameCanvas* glame_canvas_find_canvas(filter_t *net);
 
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void glame_canvas_draw_errors(GlameCanvas *canv);
 
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void glame_canvas_reset_errors(GlameCanvas *canv);
 
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void glame_canvas_copy_selected(GlameCanvas* canv);
 
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void glame_canvas_paste_selection(GlameCanvas* canv);
 
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void glame_canvas_select_item(GlameCanvas* canv, GlameCanvasFilter* filter);
 
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void glame_canvas_select_add(GlameCanvas* canv, GlameCanvasFilter* filter);
 
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void glame_canvas_select_exclusive(GlameCanvas* canv, GlameCanvasFilter* filter);
 
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void glame_canvas_select_clear(GlameCanvas* canv);
 
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void glame_canvas_select_unselect(GlameCanvas* canv, GlameCanvasFilter* filter);
 
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//GList* glame_canvas_select_get(GlameCanvas* canv);
 
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#define GLAME_CANVAS_GROUP_TYPE              (glame_canvas_group_get_type())
 
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#define GLAME_CANVAS_GROUP(object)           (GTK_CHECK_CAST((object), GLAME_CANVAS_GROUP_TYPE, GlameCanvasGroup))
 
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#define GLAME_CANVAS_GROUP_CLASS(object)     (GTK_CHECK_CLASS_CAST((object), GLAME_CANVAS_GROUP_TYPE, GlameCanvasGroupClass))
 
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#define GLAME_IS_CANVAS_GROUP(object)        (GTK_CHECK_TYPE((object), GLAME_CANVAS_GROUP_TYPE))
 
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#define GLAME_IS_CANVAS_GROUP_CLASS(object)  (GTK_CHECK_CLASS_TYPE((object), GLAME_CANVAS_GROUP_TYPE))
 
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#define GLAME_CANVAS_GROUP_GET_CLASS(object) ((GlameCanvasGroupClass*) (((GtkObject*) (obj))->klass))
 
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/* save me from getting finger sores */
 
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#define GCI(item) GNOME_CANVAS_ITEM(item)
 
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#define GTO(object) GTK_OBJECT(object)
 
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GtkType glame_canvas_group_get_type(void);
 
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void glame_canvas_group_add_item(GlameCanvasGroup* glameGroup, GlameCanvasFilter* gItem);
 
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void glame_canvas_group_set_item(GlameCanvasGroup* glameGroup, GlameCanvasFilter* gItem);
 
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void glame_canvas_group_raise(GlameCanvasGroup* group);
 
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enum {GROUP_TYPE_UNION, GROUP_TYPE_SHARING};
 
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struct _GlameCanvasGroup {
 
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        GnomeCanvasGroup parent_object;
 
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        /* public */
 
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        /* private */
 
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        gint type;
 
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        guint id;
 
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  //    GList* children;   // these are GlameCanvasFilter*
 
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  //    GList* groups;
 
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};
 
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struct _GlameCanvasGroupClass {
 
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        GnomeCanvasGroupClass parent_class;
 
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};
 
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GList* glame_canvas_get_selected_items(GlameCanvas* canvas);
 
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guint glame_canvas_group_root_id(GlameCanvasGroup* group);
 
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void glame_canvas_group_delete(GlameCanvasGroup* group);
 
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void glame_canvas_group_select(GlameCanvasGroup* group);
 
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void glame_canvas_group_unselect(GlameCanvasGroup* group);
 
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void glame_canvas_group_selected(GlameCanvas* canvas);
 
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void glame_canvas_ungroup_selected(GlameCanvas* canvas);
 
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void glame_canvas_add_last(GlameCanvas* canvas);
 
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void glame_canvas_group_item_moved_cb(GlameCanvasFilter* item,
 
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                                      double x, double y,
 
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                                      GlameCanvasGroup* group);
 
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#endif