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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 <cppcanvas/canvas.hxx>
#include <action.hxx>
#include <memory>
namespace basegfx {
class B2DPoint;
class B2DVector;
}
class GDIMetaFile;
class Gradient;
/* Definition of internal::TransparencyGroupActionFactory */
namespace cppcanvas::internal
{
struct OutDevState;
typedef std::unique_ptr< GDIMetaFile > MtfAutoPtr;
typedef std::unique_ptr< Gradient > GradientAutoPtr;
/** Transparency group action.
This action groups a bunch of other actions, to be
rendered with the given transparency setting against the
background.
Creates encapsulated converters between GDIMetaFile and
XCanvas. The Canvas argument is deliberately placed at the
constructor, to force reconstruction of this object for a
new canvas. This considerably eases internal state
handling, since a lot of the internal state (e.g. fonts,
text layout) is Canvas-dependent.
*/
namespace TransparencyGroupActionFactory
{
/** Create new transparency group action.
@param rGroupMtf
Metafile that groups all actions to be rendered
transparent.
@param rAlphaGradient
VCL gradient, to be rendered into the action's alpha
channel.
@param rDstPoint
Left, top edge of destination, in current state
coordinate system
@param rDstSize
Size of the transparency group object, in current
state coordinate system.
*/
std::shared_ptr<Action> createTransparencyGroupAction( MtfAutoPtr&& rGroupMtf,
GradientAutoPtr&& rAlphaGradient,
const ::basegfx::B2DPoint& rDstPoint,
const ::basegfx::B2DVector& rDstSize,
const CanvasSharedPtr& rCanvas,
const OutDevState& rState );
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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