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#ifndef _SDR_OVERLAY_OVERLAYOBJECTLIST_HXX
#define _SDR_OVERLAY_OVERLAYOBJECTLIST_HXX

#include <svx/sdr/overlay/overlayobject.hxx>
#include <tools/gen.hxx>
#include "svx/svxdllapi.h"

//////////////////////////////////////////////////////////////////////////////

#define	DEFAULT_VALUE_FOR_HITTEST_PIXEL			(2L)

//////////////////////////////////////////////////////////////////////////////

namespace sdr
{
	namespace overlay
	{
		class SVX_DLLPUBLIC OverlayObjectList
		{
		protected:
			// the vector of OverlayObjects
			OverlayObjectVector						maVector;

			// default value for HiTestPixel
			sal_uInt32 getDefaultValueForHitTestPixel() const { return 4L; }

		public:
			OverlayObjectList() {}
			~OverlayObjectList();

			// clear list, this includes deletion of all contained objects
			void clear();

			// append/remove objects
			void append(OverlayObject& rOverlayObject) { maVector.push_back(&rOverlayObject); }
			void remove(OverlayObject& rOverlayObject);

			// access to objects
			sal_uInt32 count() const { return maVector.size(); }
			OverlayObject& getOverlayObject(sal_uInt32 nIndex) const { return *(maVector[nIndex]); }

			// Hittest with logical coordinates
			bool isHitLogic(const basegfx::B2DPoint& rLogicPosition, double fLogicTolerance = 0.0) const;

			// Hittest with pixel coordinates and pixel tolerance
			bool isHitPixel(const Point& rDiscretePosition, sal_uInt32 fDiscreteTolerance = DEFAULT_VALUE_FOR_HITTEST_PIXEL) const;

			// calculate BaseRange of all included OverlayObjects and return
			basegfx::B2DRange getBaseRange() const;
		};
	} // end of namespace overlay
} // end of namespace sdr

//////////////////////////////////////////////////////////////////////////////

#endif //_SDR_OVERLAY_OVERLAYOBJECTLIST_HXX

// eof