transparency_gui.cpp

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00001 /* $Id: transparency_gui.cpp 15723 2009-03-15 15:12:06Z rubidium $ */
00002 
00005 #include "stdafx.h"
00006 #include "openttd.h"
00007 #include "window_gui.h"
00008 #include "transparency.h"
00009 #include "sound_func.h"
00010 
00011 #include "table/sprites.h"
00012 #include "table/strings.h"
00013 
00014 TransparencyOptionBits _transparency_opt;
00015 TransparencyOptionBits _transparency_lock;
00016 TransparencyOptionBits _invisibility_opt;
00017 
00018 class TransparenciesWindow : public Window
00019 {
00020   enum TransparencyToolbarWidgets{
00021     TTW_WIDGET_SIGNS = 3,    
00022     TTW_WIDGET_TREES,        
00023     TTW_WIDGET_HOUSES,       
00024     TTW_WIDGET_INDUSTRIES,   
00025     TTW_WIDGET_BUILDINGS,    
00026     TTW_WIDGET_BRIDGES,      
00027     TTW_WIDGET_STRUCTURES,   
00028     TTW_WIDGET_CATENARY,     
00029     TTW_WIDGET_LOADING,      
00030     TTW_WIDGET_END,          
00031 
00032     /* Panel with buttons for invisibility */
00033     TTW_BUTTONS = 12,        
00034   };
00035 
00036 public:
00037   TransparenciesWindow(const WindowDesc *desc, int window_number) : Window(desc, window_number)
00038   {
00039     this->FindWindowPlacementAndResize(desc);
00040   }
00041 
00042   virtual void OnPaint()
00043   {
00044     /* must be sure that the widgets show the transparency variable changes
00045      * also when we use shortcuts */
00046     for (uint i = TTW_WIDGET_SIGNS; i < TTW_WIDGET_END; i++) {
00047       this->SetWidgetLoweredState(i, IsTransparencySet((TransparencyOption)(i - TTW_WIDGET_SIGNS)));
00048     }
00049 
00050     this->DrawWidgets();
00051     for (uint i = TO_SIGNS; i < TO_END; i++) {
00052       if (HasBit(_transparency_lock, i)) DrawSprite(SPR_LOCK, PAL_NONE, this->widget[TTW_WIDGET_SIGNS + i].left + 1, this->widget[TTW_WIDGET_SIGNS + i].top + 1);
00053     }
00054 
00055     /* Do not draw button for invisible loading indicators */
00056     for (uint i = TTW_WIDGET_SIGNS; i <= TTW_WIDGET_CATENARY; i++) {
00057       const Widget *wi = &this->widget[i];
00058       DrawFrameRect(wi->left + 1, 38, wi->right - 1, 46, COLOUR_PALE_GREEN, HasBit(_invisibility_opt, i - TTW_WIDGET_SIGNS) ? FR_LOWERED : FR_NONE);
00059     }
00060   }
00061 
00062   virtual void OnClick(Point pt, int widget)
00063   {
00064     if (widget >= TTW_WIDGET_SIGNS && widget < TTW_WIDGET_END) {
00065       if (_ctrl_pressed) {
00066         /* toggle the bit of the transparencies lock variable */
00067         ToggleTransparencyLock((TransparencyOption)(widget - TTW_WIDGET_SIGNS));
00068         this->SetDirty();
00069       } else {
00070         /* toggle the bit of the transparencies variable and play a sound */
00071         ToggleTransparency((TransparencyOption)(widget - TTW_WIDGET_SIGNS));
00072         SndPlayFx(SND_15_BEEP);
00073         MarkWholeScreenDirty();
00074       }
00075     } else if (widget == TTW_BUTTONS) {
00076       uint x = pt.x / 22;
00077 
00078       if (x > TTW_WIDGET_BRIDGES - TTW_WIDGET_SIGNS) x--;
00079       if (x > TTW_WIDGET_CATENARY - TTW_WIDGET_SIGNS) return;
00080 
00081       ToggleInvisibility((TransparencyOption)x);
00082       SndPlayFx(SND_15_BEEP);
00083 
00084       /* Redraw whole screen only if transparency is set */
00085       if (IsTransparencySet((TransparencyOption)x)) {
00086         MarkWholeScreenDirty();
00087       } else {
00088         this->InvalidateWidget(TTW_BUTTONS);
00089       }
00090     }
00091   }
00092 };
00093 
00094 static const Widget _transparency_widgets[] = {
00095 { WWT_CLOSEBOX,   RESIZE_NONE,  COLOUR_DARK_GREEN,   0,  10,   0,  13, STR_00C5,                 STR_018B_CLOSE_WINDOW},
00096 {  WWT_CAPTION,   RESIZE_NONE,  COLOUR_DARK_GREEN,  11, 206,   0,  13, STR_TRANSPARENCY_TOOLB,   STR_018C_WINDOW_TITLE_DRAG_THIS},
00097 {WWT_STICKYBOX,   RESIZE_NONE,  COLOUR_DARK_GREEN, 207, 218,   0,  13, STR_NULL,                 STR_STICKY_BUTTON},
00098 
00099 /* transparency widgets:
00100  * transparent signs, trees, houses, industries, company's buildings, bridges, unmovable structures, catenary and loading indicators */
00101 {   WWT_IMGBTN,   RESIZE_NONE,  COLOUR_DARK_GREEN,   0,  21,  14,  35, SPR_IMG_SIGN,         STR_TRANSPARENT_SIGNS_DESC},
00102 {   WWT_IMGBTN,   RESIZE_NONE,  COLOUR_DARK_GREEN,  22,  43,  14,  35, SPR_IMG_PLANTTREES,   STR_TRANSPARENT_TREES_DESC},
00103 {   WWT_IMGBTN,   RESIZE_NONE,  COLOUR_DARK_GREEN,  44,  65,  14,  35, SPR_IMG_TOWN,         STR_TRANSPARENT_HOUSES_DESC},
00104 {   WWT_IMGBTN,   RESIZE_NONE,  COLOUR_DARK_GREEN,  66,  87,  14,  35, SPR_IMG_INDUSTRY,     STR_TRANSPARENT_INDUSTRIES_DESC},
00105 {   WWT_IMGBTN,   RESIZE_NONE,  COLOUR_DARK_GREEN,  88, 109,  14,  35, SPR_IMG_COMPANY_LIST, STR_TRANSPARENT_BUILDINGS_DESC},
00106 {   WWT_IMGBTN,   RESIZE_NONE,  COLOUR_DARK_GREEN, 110, 152,  14,  35, SPR_IMG_BRIDGE,       STR_TRANSPARENT_BRIDGES_DESC},
00107 {   WWT_IMGBTN,   RESIZE_NONE,  COLOUR_DARK_GREEN, 153, 174,  14,  35, SPR_IMG_TRANSMITTER,  STR_TRANSPARENT_STRUCTURES_DESC},
00108 {   WWT_IMGBTN,   RESIZE_NONE,  COLOUR_DARK_GREEN, 175, 196,  14,  35, SPR_BUILD_X_ELRAIL,   STR_TRANSPARENT_CATENARY_DESC},
00109 {   WWT_IMGBTN,   RESIZE_NONE,  COLOUR_DARK_GREEN, 197, 218,  14,  35, SPR_IMG_TRAINLIST,    STR_TRANSPARENT_LOADING_DESC},
00110 
00111 {    WWT_PANEL,   RESIZE_NONE,  COLOUR_DARK_GREEN,   0, 218,  36,  48, 0x0,                  STR_TRANSPARENT_INVISIBLE_DESC},
00112 
00113 {   WIDGETS_END},
00114 };
00115 
00116 static const WindowDesc _transparency_desc(
00117   WDP_ALIGN_TBR, 94, 219, 49, 219, 49,
00118   WC_TRANSPARENCY_TOOLBAR, WC_NONE,
00119   WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_STICKY_BUTTON,
00120   _transparency_widgets
00121 );
00122 
00123 void ShowTransparencyToolbar(void)
00124 {
00125   AllocateWindowDescFront<TransparenciesWindow>(&_transparency_desc, 0);
00126 }

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