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/* this file is part of libccc, criawips' cairo-based canvas
*
* AUTHORS
* Sven Herzberg <herzi@gnome-de.org>
*
* Copyright (C) 2005,2006 Sven Herzberg
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser 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
*/
#ifndef CC_VIEW_H
#define CC_VIEW_H
#include <glib/gmacros.h>
G_BEGIN_DECLS
typedef struct _CcView CcView;
typedef struct _CcViewIface CcViewIface;
G_END_DECLS
#include <ccc/cc-item.h>
G_BEGIN_DECLS
#define CC_TYPE_VIEW (cc_view_get_type())
#define CC_VIEW(i) (G_TYPE_CHECK_INSTANCE_CAST((i), CC_TYPE_VIEW, CcView))
#define CC_IS_VIEW(i) (G_TYPE_CHECK_INSTANCE_TYPE((i), CC_TYPE_VIEW))
#define CC_VIEW_GET_CLASS(i) (G_TYPE_INSTANCE_GET_INTERFACE((i), CC_TYPE_VIEW, CcViewIface))
GType cc_view_get_type(void);
void _cc_view_install_property(GObjectClass* go_class,
guint root_id,
guint scroll_id,
guint zoom_id,
guint mode_id,
guint focus_id);
CcItem* cc_view_get_focus (const CcView* self);
CcItem* cc_view_get_root (CcView * self);
CcDRect*cc_view_get_scrolled_region (CcView * self);
gdouble cc_view_get_zoom (CcView * self);
void cc_view_set_focus (CcView * self,
CcItem * focus);
void cc_view_set_root (CcView * self,
CcItem * root);
void cc_view_set_scrolled_region (CcView * self,
CcDRect * scrolled_region);
void cc_view_set_zoom (CcView * self,
gdouble zoom);
gint cc_view_grab_item (CcView * self,
CcItem * item,
GdkEventMask mask,
GdkCursor * cursor,
guint32 time);
void cc_view_ungrab_item (CcView * self,
CcItem * item,
guint32 time);
void cc_view_window_to_world (CcView * self,
gdouble * x,
gdouble * y);
void cc_view_world_to_window (CcView * self,
gdouble* x,
gdouble* y);
void cc_view_world_to_window_distance(CcView * self,
gdouble* x,
gdouble* y);
struct _CcViewIface {
GTypeInterface base_iface;
/* vtable */
GdkGrabStatus (*grab_item) (CcView* self,
CcItem* item,
GdkEventMask mask,
GdkCursor * cursor,
guint32 time);
void (*ungrab_item) (CcView * self,
CcItem * item,
guint32 time);
void (*window_to_world) (CcView * self,
gdouble * x,
gdouble * y);
void (*world_to_window) (CcView * self,
gdouble * x,
gdouble * y);
void (*world_to_window_distance)(CcView * self,
gdouble * x,
gdouble * y);
};
G_END_DECLS
#endif /* !CC_VIEW_H */
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