app/magnify.h

   1 /* Dia -- an diagram creation/manipulation program
   2  * Copyright (C) 1998 Alexander Larsson
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17  */
  18 #ifndef MAGNIFY_H
  19 #define MAGNIFY_H
  20
  21 #include "tool.h"
  22
  23 typedef struct _MagnifyTool MagnifyTool;
  24
  25 struct _MagnifyTool {
  26   Tool tool;
  27
  28   GdkGC *gc;
  29
  30   int box_active;
  31   int moved;
  32   int x, y;
  33   int oldx, oldy;
  34
  35   gboolean zoom_out;
  36 };
  37
  38 Tool *create_magnify_tool(void);
  39 void free_magnify_tool(Tool *tool);
  40 void set_zoom_out(Tool *tool);
  41 void set_zoom_in(Tool *tool);
  42
  43 #endif /* MAGNIFY_H */