client/zoom.h

   1 /**********************************************************************
   2  Freeciv - Copyright (C) 1996 - A Kjeldberg, L Gregersen, P Unold
   3    This program is free software; you can redistribute it and/or modify
   4    it under the terms of the GNU General Public License as published by
   5    the Free Software Foundation; either version 2, or (at your option)
   6    any later version.
   7
   8    This program is distributed in the hope that it will be useful,
   9    but WITHOUT ANY WARRANTY; without even the implied warranty of
  10    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11    GNU General Public License for more details.
  12 ***********************************************************************/
  13 #ifndef FC__ZOOM_H
  14 #define FC__ZOOM_H
  15
  16 #ifdef __cplusplus
  17 extern "C" {
  18 #endif /* __cplusplus */
  19
  20 void zoom_set(float new_zoom);
  21 void zoom_1_0(void);
  22
  23 #define zoom_get_level() map_zoom
  24 #define zoom_is_enabled() zoom_enabled
  25
  26 void zoom_step_up(void);
  27 void zoom_step_down(void);
  28
  29 void zoom_start(float tgt, bool tgt_1_0, float factor, float interval);
  30 bool zoom_update(double time_until_next_call);
  31
  32 extern bool zoom_enabled;
  33 extern float map_zoom;
  34
  35 #ifdef __cplusplus
  36 }
  37 #endif /* __cplusplus */
  38
  39 #endif /* FC__ZOOM_H */