xref: /aoo42x/main/svx/inc/svx/sdr/overlay/overlayselection.hxx (revision 3334a7e6)

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 * Licensed to the Apache Software Foundation (ASF) under one
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 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
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#ifndef _SDR_OVERLAY_OVERLAYSELECTION_HXX
#define _SDR_OVERLAY_OVERLAYSELECTION_HXX

#include <svx/sdr/overlay/overlayobject.hxx>
#include <vcl/region.hxx>

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

namespace sdr
{
	namespace overlay
	{
		// overlay type definition
		enum OverlayType
		{
			OVERLAY_INVERT,
			OVERLAY_SOLID,
			OVERLAY_TRANSPARENT
		};

		class SVX_DLLPUBLIC OverlaySelection : public OverlayObject
		{
		protected:
			// type of overlay
            OverlayType							meOverlayType;

			// geometry of overlay
			std::vector< basegfx::B2DRange >	maRanges;

            // Values of last primitive creation. These are checked in getOverlayObjectPrimitive2DSequence
            // to evtl. get rid of last Primitive2DSequence. This ensures that these values are up-to-date
            // and are usable when creating primitives
            OverlayType							maLastOverlayType;
            sal_uInt16                          mnLastTransparence;

            // bitfield
            unsigned                            mbBorder : 1;

            // geometry creation for OverlayObject, can use local *Last* values
			virtual drawinglayer::primitive2d::Primitive2DSequence createOverlayObjectPrimitive2DSequence();

		public:
			OverlaySelection(
				OverlayType eType,
				const Color& rColor,
				const std::vector< basegfx::B2DRange >& rRanges,
                bool bBorder);
			virtual ~OverlaySelection();

			// data read access
			OverlayType getOverlayType() const { return meOverlayType; }
			const std::vector< basegfx::B2DRange >& getRanges() const { return maRanges; }
            bool getBorder() const { return mbBorder; }

			// overloaded to check conditions for last createOverlayObjectPrimitive2DSequence
			virtual drawinglayer::primitive2d::Primitive2DSequence getOverlayObjectPrimitive2DSequence() const;

            // data write access
			void setRanges(const std::vector< basegfx::B2DRange >& rNew);
		};
	} // end of namespace overlay
} // end of namespace sdr

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

#endif //_SDR_OVERLAY_OVERLAYSELECTION_HXX

// eof