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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
*/
#ifndef INCLUDED_VCL_ITILEDRENDERABLE_HXX
#define INCLUDED_VCL_ITILEDRENDERABLE_HXX
#define LOK_USE_UNSTABLE_API
#include <LibreOfficeKit/LibreOfficeKit.h>
#include <tools/gen.hxx>
#include <vcl/virdev.hxx>
namespace vcl
{
class VCL_DLLPUBLIC ITiledRenderable
{
public:
virtual ~ITiledRenderable();
/**
* Paint a tile to a given VirtualDevice.
*
* Output parameters are measured in pixels, tile parameters are in
* twips.
*/
virtual void paintTile( VirtualDevice &rDevice,
int nOutputWidth,
int nOutputHeight,
int nTilePosX,
int nTilePosY,
long nTileWidth,
long nTileHeight ) = 0;
/**
* Get the document size in twips.
*/
virtual Size getDocumentSize() = 0;
/**
* Set the document "part", i.e. slide for a slideshow, and
* tab for a spreadsheet.
*/
virtual void setPart( int nPart )
{
(void) nPart;
}
/**
* Get the number of parts -- see setPart for further details.
*/
virtual int getParts()
{
return 1;
}
/**
* Get the currently displayed/selected part -- see setPart for further
* details.
*/
virtual int getPart()
{
return 0;
}
/**
* Get the name of the currently displayed part, i.e. sheet in a spreadsheet
* or slide in a presentation.
*/
virtual OUString getPartName(int nPart)
{
(void) nPart;
return OUString("");
}
/// @see lok::Document::setPartMode().
virtual void setPartMode(int nPartMode)
{
(void) nPartMode;
}
/**
* Setup various document properties that are needed for the document to
* be renderable via tiled rendering.
*/
virtual void initializeForTiledRendering()
{
}
/**
* Registers a callback that will be invoked whenever the tiled renderer
* wants to notify the client about an event.
*
* @param pCallBack is the callback function
* @param pData is private data of the client that will be sent back when the callback is invoked
*/
virtual void registerCallback(LibreOfficeKitCallback /*pCallback*/, void* /*pData*/) { }
/**
* Posts a mouse event on the document.
*
* @see lok::Document::postMouseEvent().
*/
virtual void postMouseEvent(int /*nType*/, int /*nX*/, int /*nY*/, int /*nCount*/) { }
/**
* Sets the start or end of a text selection.
*
* @see lok::Document::setTextSelection().
*/
virtual void setTextSelection(int /*nType*/, int /*nX*/, int /*nY*/) { }
};
} // namespace vcl
#endif // INCLUDED_VCL_ITILEDRENDERABLE_HXX
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