viewport_type.h

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00001 /* $Id: viewport_type.h 24225 2012-05-12 07:19:47Z rubidium $ */
00002 
00003 /*
00004  * This file is part of OpenTTD.
00005  * OpenTTD 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, version 2.
00006  * OpenTTD 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.
00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
00008  */
00009 
00012 #ifndef VIEWPORT_TYPE_H
00013 #define VIEWPORT_TYPE_H
00014 
00015 #include "zoom_type.h"
00016 #include "strings_type.h"
00017 
00021 struct ViewPort {
00022   int left;    
00023   int top;     
00024   int width;   
00025   int height;  
00026 
00027   int virtual_left;    
00028   int virtual_top;     
00029   int virtual_width;   
00030   int virtual_height;  
00031 
00032   ZoomLevel zoom; 
00033 };
00034 
00036 enum ViewportSignMargin {
00037   VPSM_LEFT   = 1, 
00038   VPSM_RIGHT  = 1, 
00039   VPSM_TOP    = 1, 
00040   VPSM_BOTTOM = 1, 
00041 };
00042 
00044 struct ViewportSign {
00045   int32 center;        
00046   int32 top;           
00047   uint16 width_normal; 
00048   uint16 width_small;  
00049 
00050   void UpdatePosition(int center, int top, StringID str);
00051   void MarkDirty(ZoomLevel maxzoom = ZOOM_LVL_MAX) const;
00052 };
00053 
00058 enum ZoomStateChange {
00059   ZOOM_IN   = 0, 
00060   ZOOM_OUT  = 1, 
00061   ZOOM_NONE = 2, 
00062 };
00063 
00070 static const uint BB_HEIGHT_UNDER_BRIDGE = 6; 
00071 static const uint BB_Z_SEPARATOR         = 7; 
00072 
00074 enum ViewportPlaceMethod {
00075   VPM_X_OR_Y          =    0, 
00076   VPM_FIX_X           =    1, 
00077   VPM_FIX_Y           =    2, 
00078   VPM_X_AND_Y         =    3, 
00079   VPM_X_AND_Y_LIMITED =    4, 
00080   VPM_FIX_HORIZONTAL  =    5, 
00081   VPM_FIX_VERTICAL    =    6, 
00082   VPM_X_LIMITED       =    7, 
00083   VPM_Y_LIMITED       =    8, 
00084   VPM_RAILDIRS        = 0x40, 
00085   VPM_SIGNALDIRS      = 0x80, 
00086 };
00087 DECLARE_ENUM_AS_BIT_SET(ViewportPlaceMethod)
00088 
00089 
00093 enum ViewportDragDropSelectionProcess {
00094   DDSP_DEMOLISH_AREA,        
00095   DDSP_RAISE_AND_LEVEL_AREA, 
00096   DDSP_LOWER_AND_LEVEL_AREA, 
00097   DDSP_LEVEL_AREA,           
00098   DDSP_CREATE_DESERT,        
00099   DDSP_CREATE_ROCKS,         
00100   DDSP_CREATE_WATER,         
00101   DDSP_CREATE_RIVER,         
00102   DDSP_PLANT_TREES,          
00103   DDSP_BUILD_BRIDGE,         
00104 
00105   /* Rail specific actions */
00106   DDSP_PLACE_RAIL,           
00107   DDSP_BUILD_SIGNALS,        
00108   DDSP_BUILD_STATION,        
00109   DDSP_REMOVE_STATION,       
00110   DDSP_CONVERT_RAIL,         
00111 
00112   /* Road specific actions */
00113   DDSP_PLACE_ROAD_X_DIR,     
00114   DDSP_PLACE_ROAD_Y_DIR,     
00115   DDSP_PLACE_AUTOROAD,       
00116   DDSP_BUILD_BUSSTOP,        
00117   DDSP_BUILD_TRUCKSTOP,      
00118   DDSP_REMOVE_BUSSTOP,       
00119   DDSP_REMOVE_TRUCKSTOP,     
00120 };
00121 
00122 #endif /* VIEWPORT_TYPE_H */