AOO410/main/svx/inc/svx/sdr/contact/displayinfo.hxx

/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * 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
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/



#ifndef _SDR_CONTACT_DISPLAYINFO_HXX
#define _SDR_CONTACT_DISPLAYINFO_HXX

#include <sal/types.h>
#include <svx/svdsob.hxx>
#include <svtools/colorcfg.hxx>
#include <vcl/region.hxx>
#include <vector>
#include "svx/svxdllapi.h"

//////////////////////////////////////////////////////////////////////////////
// predeclarations

class SdrPage;

namespace sdr { namespace contact {
	class ViewObjectContact;
}}

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

namespace sdr
{
	namespace contact
	{
		class SVX_DLLPUBLIC DisplayInfo
		{
		protected:
			// The Layers which shall be processed (visible)
			SetOfByte										maProcessLayers;

			// The redraw area, in logical coordinates of OutputDevice. If Region
			// is empty, everything needs to be redrawn
			Region											maRedrawArea;

			// bitfield
			
			// Internal flag to know when the control layer is painted. Default is
			// false. If set to true, painting of the page, page borders and 
			// the rasters will be suppressed as if mbPageProcessingActive is set (see there).
            // This flag is set internally from the processing mechanism to avoid double page
			// painting when the control layer needs to be painted as last layer
			unsigned										mbControlLayerProcessingActive : 1;

			// Internal flag to decide if page stuff (background, border, MasterPage, grid, etc...)
            // will be processed at all. This flag is user-defined and will not be changed from the 
            // processing mechanism. Default is true, thus set to false if PagePainting should be suppressed.
            // For more granular switching page stuff painting on and off, use the according flags at the 
            // view (->Is*Visible())
			unsigned										mbPageProcessingActive : 1;

			// Internal flag to remember if EnteredGroupDrawMode is active. Default is true
			// since this mode starts activated and gets switched off when reacing
			// the current group level. Should only be changed by instances which do
            // primitive processing
			unsigned										mbGhostedDrawModeActive : 1;

			// Internal flag to know if a MasterPage is processed as SubContent of another
            // page. Initialized to false, this should only be changed from the instance which 
            // is processing the MasterPage asSubContent and knows what it does
			unsigned										mbSubContentActive : 1;

		public:
			// basic constructor.
			DisplayInfo();

			// destructor
			virtual ~DisplayInfo();

			// access to ProcessLayers
			void SetProcessLayers(const SetOfByte& rSet);
			const SetOfByte& GetProcessLayers() const { return maProcessLayers; }

            // access to RedrawArea
			void SetRedrawArea(const Region& rRegion);
			const Region& GetRedrawArea() const { return maRedrawArea; }

            // Access to ControlLayerProcessingActive flag
			void SetControlLayerProcessingActive(bool bDoPaint);
			bool GetControlLayerProcessingActive() const { return mbControlLayerProcessingActive; }

			// Access to PageProcessingActive flag
			void SetPageProcessingActive(bool bDoPaint);
			bool GetPageProcessingActive() const { return mbPageProcessingActive; }

			// Save the original DrawMode from outdev
			void ClearGhostedDrawMode();
			void SetGhostedDrawMode();
			bool IsGhostedDrawModeActive() const { return mbGhostedDrawModeActive; }

			// access to master page painting flag
			bool GetSubContentActive() const { return mbSubContentActive; }
			void SetSubContentActive(bool bNew);
		};
	} // end of namespace contact
} // end of namespace sdr

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

#endif //_SDR_CONTACT_DISPLAYINFO_HXX

// eof