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slider.hpp

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00009  * Copyright (c) 2004, 2005 darkbits                        Js_./
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00054 
00055 #ifndef GCN_SLIDER_HPP
00056 #define GCN_SLIDER_HPP
00057 
00058 #include "guichan/platform.hpp"
00059 #include "guichan/widget.hpp"
00060 
00061 namespace gcn
00062 {    
00068     class GCN_CORE_DECLSPEC Slider :
00069         public Widget,
00070         public MouseListener,
00071         public KeyListener
00072     {
00073     public:    
00074 
00080         Slider(double scaleEnd = 1.0);
00081 
00088         Slider(double scaleStart, double scaleEnd);
00089 
00093         virtual ~Slider() { }
00094 
00101         virtual void setScale(double scaleStart, double scaleEnd);
00102 
00108         virtual double getScaleStart() const;
00109 
00115         virtual void setScaleStart(double scaleStart);
00116 
00122         virtual double getScaleEnd() const;
00123 
00129         virtual void setScaleEnd(double scaleEnd);
00130 
00136         virtual double getValue() const;
00137 
00143         virtual void setValue(double value);
00144         
00150         virtual void drawMarker(gcn::Graphics* graphics);
00151         
00157         virtual void setMarkerLength(int length);
00158         
00164         virtual int getMarkerLength() const;
00165 
00172         virtual void setOrientation(unsigned int orientation);
00173 
00179         virtual unsigned int getOrientation() const;
00180 
00187         virtual void setStepLength(double length);
00188 
00194         virtual double getStepLength() const;
00195 
00196     
00197         // Inherited from Widget
00198         
00199         virtual void draw(gcn::Graphics* graphics);
00200         
00201         virtual void drawBorder(gcn::Graphics* graphics);
00202         
00203         virtual void lostFocus();
00204 
00205         
00206         // Inherited from MouseListener.
00207          
00208         virtual void mousePress(int x, int y, int button);
00209         
00210         virtual void mouseRelease(int x, int y, int button);
00211 
00212         virtual void mouseMotion(int x, int y);
00213 
00214 
00215         // Inherited from KeyListener
00216 
00217         virtual void keyPress(const Key& key);
00218 
00223         enum
00224         {
00225             HORIZONTAL = 0,
00226             VERTICAL
00227         };
00228         
00229     protected:
00236         virtual double markerPositionToValue(int v) const;
00237         
00244         virtual int valueToMarkerPosition(double value) const;
00245 
00251         virtual int getMarkerPosition() const;
00252         
00253         bool mMouseDrag;
00254         double mValue;
00255         double mStepLength;
00256         int mMarkerLength;
00257         double mScaleStart;
00258         double mScaleEnd;
00259         unsigned int mOrientation;        
00260     };
00261 }
00262 
00263 #endif // end GCN_SLIDER_HPP

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