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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 .
*/
#pragma once
#include <drawinglayer/drawinglayerdllapi.h>
#include <drawinglayer/primitive2d/baseprimitive2d.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
namespace com::sun::star::awt
{
class XControl;
}
namespace com::sun::star::awt
{
class XControlModel;
}
namespace drawinglayer::primitive2d
{
/** ControlPrimitive2D class
Base class for ControlPrimitive handling. It decomposes to a
graphical representation (Bitmap data) of the control. This
representation is limited to a quadratic pixel maximum defined
in the application settings.
*/
class DRAWINGLAYER_DLLPUBLIC ControlPrimitive2D final : public BufferedDecompositionPrimitive2D
{
private:
/// object's base data
basegfx::B2DHomMatrix maTransform;
css::uno::Reference<css::awt::XControlModel> mxControlModel;
/// the created and cached awt::XControl
css::uno::Reference<css::awt::XControl> mxXControl;
/// the last used scaling, used from getDecomposition for buffering
basegfx::B2DVector maLastViewScaling;
/** used from getXControl() to create a local awt::XControl which is remembered in mxXControl
and from thereon always used and returned by getXControl()
*/
void createXControl();
/// single local decompositions, used from create2DDecomposition()
Primitive2DReference
createBitmapDecomposition(const geometry::ViewInformation2D& rViewInformation) const;
Primitive2DReference createPlaceholderDecomposition() const;
/// local decomposition
virtual void
create2DDecomposition(Primitive2DContainer& rContainer,
const geometry::ViewInformation2D& rViewInformation) const override;
public:
/// constructor
ControlPrimitive2D(const basegfx::B2DHomMatrix& rTransform,
const css::uno::Reference<css::awt::XControlModel>& rxControlModel);
/** constructor with an additional XControl as parameter to allow to hand it over at incarnation time
if it exists. This will avoid to create a 2nd one on demand in createXControl()
and thus double the XControls.
*/
ControlPrimitive2D(const basegfx::B2DHomMatrix& rTransform,
const css::uno::Reference<css::awt::XControlModel>& rxControlModel,
const css::uno::Reference<css::awt::XControl>& rxXControl);
/// data read access
const basegfx::B2DHomMatrix& getTransform() const { return maTransform; }
const css::uno::Reference<css::awt::XControlModel>& getControlModel() const
{
return mxControlModel;
}
/** mxControl access. This will on demand create the awt::XControl using createXControl()
if it does not exist. It may already have been created or even handed over at
incarnation
*/
const css::uno::Reference<css::awt::XControl>& getXControl() const;
/// compare operator
virtual bool operator==(const BasePrimitive2D& rPrimitive) const override;
/// get range
virtual basegfx::B2DRange
getB2DRange(const geometry::ViewInformation2D& rViewInformation) const override;
/// provide unique ID
virtual sal_uInt32 getPrimitive2DID() const override;
/// Override standard getDecomposition to be view-dependent here
virtual void
get2DDecomposition(Primitive2DDecompositionVisitor& rVisitor,
const geometry::ViewInformation2D& rViewInformation) const override;
};
} // end of namespace drawinglayer::primitive2d
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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