AUGUI Framework: /Users/airy/Sources/augui/AUGUIFramework/Controls/TSliderControl.h Source File

00001 /*
00002  *  TSliderControl.h
00003  *  Ritmo
00004  *
00005  *  Created by Chris Reed on Mon Feb 03 2003.
00006  *  Copyright (c) 2003 Chris Reed. All rights reserved.
00007  *
00008  */
00009 
00010 #if !defined(_TSliderControl_h_)
00011 #define _TSliderControl_h_
00012 
00013 #include "TViewNoCompositingCompatible.h"
00014 
00016 #define kSliderControlDetentValueTag FOUR_CHAR_CODE('CDet')
00017 
00020 #define kSliderControlDetentRangeTag FOUR_CHAR_CODE('RDet')
00021 
00023 #define kSliderControlUseDetentTag FOUR_CHAR_CODE('UDet')
00024 
00075 class TSliderControl : public TViewNoCompositingCompatible
00076 {
00077         AUGUIDefineControl(TSliderControl, TViewNoCompositingCompatible, "slider");
00078         
00079 public:
00080         // Control properties management
00081         virtual void SetProperty(OSType propID, double value);
00082         virtual void SetProperty(OSType propID, CFStringRef value);
00083         virtual void SetProperty(OSType propID, int32_t value);
00084         virtual bool GetProperty(OSType propID, double &value);
00085         virtual bool GetProperty(OSType propID, int32_t &value);
00086         virtual bool GetProperty(OSType propID, CFStringRef &value);
00087         
00088 protected:
00089         // Constructor/Destructor
00090         TSliderControl(HIViewRef inControl);
00091         virtual ~TSliderControl();
00092         
00093         virtual ControlKind GetKind();
00094         
00095         virtual bool UseNonblockingTracking() { return true; }
00096         
00097         virtual OSStatus Initialize(TCarbonEvent& inEvent);
00098         virtual OSStatus                StillTracking(TCarbonEvent&inEvent, HIPoint& from);
00099         virtual OSStatus                StartTracking(TCarbonEvent&inEvent, HIPoint& from);
00100     virtual void                DrawStaticBackground(RgnHandle  inLimitRgn, CGContextRef inContext, bool  inCompositing );
00101         virtual void CompatibleDraw(RgnHandle inLimitRgn, CGContextRef inContext, bool inCompositing);
00102         virtual void TitleChanged();
00103         virtual void ValueChanged();
00104         virtual UInt32 GetBehaviors() { return TViewNoCompositingCompatible::GetBehaviors() | kControlSupportsEmbedding ; }
00105         
00106         virtual OSStatus SetData(OSType inTag, ControlPartCode inPart, Size inSize, const void* inPtr);
00107         virtual OSStatus GetData(OSType inTag, ControlPartCode inPart, Size inSize, Size* outSize, void* inPtr);
00108 
00109         SInt32  GetCorrectedValue();
00110         void    SetCorrectedValue(SInt32 val);
00111 protected:
00112         typedef enum {
00113                 kHorizontalOrientation,
00114                 kVerticalOrientation
00115         } SliderOrientation;
00116         
00117     CGImageRef mThumbImage;
00118     CGImageRef mBackImage;
00119         CFStringRef mImageName;
00120         float mXInset;
00121         float mTopInset;
00122         float mBottomInset;
00123         SliderOrientation mImageOrientation;
00124         bool mUseDetent;
00125         SInt32 mDetentValue;
00126         SInt32 mDetentRange;
00127         float mTotalDetentMoved;
00128         bool mRevert;
00129         virtual float ScaleX();
00130         virtual float ScaleY();
00131         SliderOrientation OrientationForRect(const TRect& theRect);
00132         TRect ScaledThumbBounds();
00133         TRect BackgroundRect();
00134 };
00135 
00136 
00137 #endif // _TSliderControl_h_