/Users/airy/Sources/augui/AUGUIFramework/AU View/ColorSwatch.h

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/*
        File:           ColorSwatch.h

    Version:    Mac OS X

        Disclaimer:     IMPORTANT:  This Apple software is supplied to you by Apple Computer, Inc.
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                                please do not use, install, modify or redistribute this Apple software.

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                                to these terms, Apple grants you a personal, non-exclusive license, under AppleÕs
                                copyrights in this original Apple software (the "Apple Software"), to use,
                                reproduce, modify and redistribute the Apple Software, with or without
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                                Software may be incorporated.

                                The Apple Software is provided by Apple on an "AS IS" basis.  APPLE MAKES NO
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                                WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
                                PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE OR IN
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        Copyright © 2002 Apple Computer, Inc., All Rights Reserved
*/
// MODIFIED FOR AUGUI PROJECT

#ifndef ColorSwatch_TVIEW
#define ColorSwatch_TVIEW

#include <Carbon/Carbon.h>

#include "TViewNoCompositingCompatible.h"

#define kFlavorTypeColor                'colr'

#define kControlSwatchColorTag  'colr'

OSStatus
HIColorSwatchGetColor(
        ControlRef                      inControl,
        RGBColor*                       outColor );
        
OSStatus
HIColorSwatchSetColor(
        ControlRef                      inControl,
        RGBColor                        inColor );


// ColorSwatch
class ColorSwatch
        :       public TViewNoCompositingCompatible
{
        AUGUIDefineControl(ColorSwatch, TViewNoCompositingCompatible, "color");
        protected:
                // Construction/Destruction
                                                                ColorSwatch(
                                                                        HIViewRef                       inControl );
                                                                ~ColorSwatch();
                
                ControlKind                             GetKind();
                
                // Handlers
                
                UInt32                                  GetBehaviors();
                
                OSStatus                                GetData(
                                                                        OSType                          inTag,
                                                                        ControlPartCode         inPart,
                                                                        Size                            inSize,
                                                                        Size*                           outSize,
                                                                        void*                           inPtr );
        
                OSStatus                                SetData(
                                                                        OSType                          inTag,
                                                                        ControlPartCode         inPart,
                                                                        Size                            inSize,
                                                                        const void*                     inPtr );
                
                OSStatus                                ControlHit(
                                                                        ControlPartCode         inPart,
                                                                        UInt32                          inModifiers );
                
                OSStatus                                Track(
                                                                        TCarbonEvent&           inEvent,
                                                                        ControlPartCode*        outPartHit );
                
                void            CompatibleDraw(RgnHandle inLimitRgn, CGContextRef inContext, bool  inCompositing );
                
                ControlPartCode                 HitTest(
                                                                        const HIPoint&          inWhere );
                
                OSStatus                                GetRegion(
                                                                        ControlPartCode         inPart,
                                                                        RgnHandle                       outRgn );
                
                OSStatus                                TextInput( TCarbonEvent& inEvent );
                
                OSStatus                                GetSizeConstraints(
                                                                        HISize*                         outMin,
                                                                        HISize*                         outMax );
                
                OSStatus                                GetOptimalSize(
                                                                        HISize*                         outSize,
                                                                        float*                          outBaseLine );
                
                // Drag and drop
                bool                                    DragEnter(
                                                                        DragRef                         inDrag );
                        
                bool                                    DragLeave(
                                                                        DragRef                         inDrag );
                
                OSStatus                                DragReceive(
                                                                        DragRef                         inDrag );
                
        private:
                RGBColor                                fSwatchColor;
                float                                   fAlpha;
                RgnHandle                               fSwatchRgn;
                bool                                    fCanAcceptDrag;
                
                void                                    PerformColorDrag(
                                                                        EventRef                        inEvent );
                        
                bool                                    GetColorFromDrag(
                                                                        DragRef                         inDragRef,
                                                                        RGBColor*                       inColor );
                
                OSStatus                                SendColorChangedCommandEvent();
};

typedef ColorSwatch*                            ColorSwatchPtr;

#endif // ColorSwatch_TVIEW

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