//------------------------------------------------------------------------------
// gso_Palette class	      																	--
// (C) Piero Giubilato 2008-2010, Berkeley Lab										   --
//------------------------------------------------------------------------------

//______________________________________________________________________________
// {Trace}
// [File name] "gso_Palette.h"
// [Author] "Piero Giubilato"
// [Version] "0.5"
// [Modified by] "Piero Giubilato"
// [Last revision] "22 Jan 2009"
// [Language] "C++"
// [Compiler] "Visual C++ 9.x"
// [Member of] "Cool SEAL"
// [Project] "SEAL"
// [Description] "Header for the gso_Palette class"
// [Key documentation]
// "Visual C++ Reference Help"
// "Root reference guide"
// {Trace}
//______________________________________________________________________________

// Overloading check
#if !defined gso_Palette_H
#define gso_Palette_H

// Root components
#include <Rtypes.h>
#include <GuiTypes.h>
#include <TGFrame.h>
#include <TGWidget.h>
#include <TGLabel.h>

// Palette object
class gso_Palette: public TGFrame, public TGWidget
{
	private:
		
		// The frame used to display the palette
		TGCompositeFrame*	frame_Container;	// The parent frame
		GContext_t	frame_gc_Hnd;		// The graphic contect used to paint into the frame
		GCValues_t*	frame_gc_Set;		// Values structure to set the gc
		Pixmap_t		frame_PxMap;		// The paletted pixel map
		
		// Palette values
		UInt_t		pal_Value[256];	// Palette values
		
		// Drawing
		void Draw();						// Creates the palette image

	protected:
		void DoRedraw();					// Put the palette image on screen	

	public:
		
		// Default methods
		gso_Palette(const TGWindow* window, UInt_t width = 1, UInt_t height = 1);
		~gso_Palette();
		
		// TGFrame overloaded methods
		void MoveResize(UInt_t left, UInt_t top, UInt_t width, UInt_t height);

		// Color methods
		void color_Set(UInt_t* col_List, UInt_t col_Count);
		UInt_t color_Value(UInt_t col_Id) const;
		const UInt_t* color_Front() const;
	
	// Cint preprocessor token
	ClassDef(gso_Palette, 1)
};

// End of Overloading check 
#endif