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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/.
*
* This file incorporates work covered by the following license notice:
*
* 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 .
*/
#ifndef INCLUDED_OOX_DRAWINGML_CHART_CHARTDRAWINGFRAGMENT_HXX
#define INCLUDED_OOX_DRAWINGML_CHART_CHARTDRAWINGFRAGMENT_HXX
#include <oox/core/fragmenthandler2.hxx>
#include <oox/drawingml/shape.hxx>
namespace oox {
namespace drawingml {
namespace chart {
/** Relative shape position in a chart object. */
struct AnchorPosModel
{
double mfX; /// X coordinate relative to chart object (0.0 to 1.0).
double mfY; /// Y coordinate relative to chart object (0.0 to 1.0).
AnchorPosModel() : mfX( -1.0 ), mfY( -1.0 ) {}
bool isValid() const { return (0.0 <= mfX) && (mfX <= 1.0) && (0.0 <= mfY) && (mfY <= 1.0); }
};
/** Absolute shape size in a chart object (in EMUs). */
struct AnchorSizeModel : public EmuSize
{
AnchorSizeModel() : EmuSize( -1, -1 ) {}
bool isValid() const { return (Width >= 0) && (Height >= 0); }
};
/** Contains the position of a shape in the chart object. Supports different
shape anchor modes (absolute, relative).
*/
class ShapeAnchor
{
public:
explicit ShapeAnchor( bool bRelSize );
/** Imports the absolute anchor size from the cdr:ext element. */
void importExt( const AttributeList& rAttribs );
/** Sets an the relative anchor position from the cdr:from or cdr:to element. */
void setPos( sal_Int32 nElement, sal_Int32 nParentContext, const OUString& rValue );
/** Calculates the resulting shape anchor in EMUs. */
EmuRectangle calcAnchorRectEmu( const EmuRectangle& rChartRect ) const;
private:
AnchorPosModel maFrom; /// Top-left position relative to chart object.
AnchorPosModel maTo; /// Bottom-right position relative to chart object.
AnchorSizeModel maSize; /// Shape size, if anchor has absolute size.
bool mbRelSize; /// True = relative size, false = absolute size.
};
/** Handler for a chart drawing fragment (c:userShapes root element).
*/
class ChartDrawingFragment : public ::oox::core::FragmentHandler2
{
public:
explicit ChartDrawingFragment(
::oox::core::XmlFilterBase& rFilter,
const OUString& rFragmentPath,
const css::uno::Reference< css::drawing::XShapes >& rxDrawPage,
const css::awt::Size& rChartSize,
const css::awt::Point& rShapesOffset,
bool bOleSupport );
virtual ~ChartDrawingFragment() override;
virtual ::oox::core::ContextHandlerRef onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs ) override;
virtual void onCharacters( const OUString& rChars ) override;
virtual void onEndElement() override;
private:
css::uno::Reference< css::drawing::XShapes >
mxDrawPage; /// Drawing page of this sheet.
::oox::drawingml::ShapePtr mxShape; /// Current top-level shape.
std::shared_ptr< ShapeAnchor > mxAnchor; /// Current anchor of top-level shape.
EmuRectangle maChartRectEmu; /// Position and size of the chart object for embedded shapes (in EMUs).
bool mbOleSupport; /// True = allow to insert OLE objects into the drawing page.
};
} // namespace chart
} // namespace drawingml
} // namespace oox
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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