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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_VCL_GRADIENT_HXX
#define INCLUDED_VCL_GRADIENT_HXX
#include <sal/types.h>
#include <tools/color.hxx>
#include <tools/degree.hxx>
#include <tools/long.hxx>
#include <o3tl/cow_wrapper.hxx>
#include <vcl/dllapi.h>
#include <vcl/vclenum.hxx>
namespace tools { class Rectangle; }
class Point;
class SvStream;
class GDIMetaFile;
class VCL_DLLPUBLIC Gradient
{
private:
class Impl;
::o3tl::cow_wrapper<Impl> mpImplGradient;
public:
Gradient();
Gradient( const Gradient& rGradient );
Gradient( Gradient&& rGradient );
Gradient( GradientStyle eStyle,
const Color& rStartColor,
const Color& rEndColor );
~Gradient();
void SetStyle( GradientStyle eStyle );
GradientStyle GetStyle() const;
void SetStartColor( const Color& rColor );
const Color& GetStartColor() const;
void SetEndColor( const Color& rColor );
const Color& GetEndColor() const;
void MakeGrayscale();
void SetAngle( Degree10 nAngle );
Degree10 GetAngle() const;
void SetBorder( sal_uInt16 nBorder );
sal_uInt16 GetBorder() const;
void SetOfsX( sal_uInt16 nOfsX );
sal_uInt16 GetOfsX() const;
void SetOfsY( sal_uInt16 nOfsY );
sal_uInt16 GetOfsY() const;
void SetStartIntensity( sal_uInt16 nIntens );
sal_uInt16 GetStartIntensity() const;
void SetEndIntensity( sal_uInt16 nIntens );
sal_uInt16 GetEndIntensity() const;
void SetSteps( sal_uInt16 nSteps );
sal_uInt16 GetSteps() const;
void GetBoundRect( const tools::Rectangle& rRect, tools::Rectangle &rBoundRect, Point& rCenter ) const;
void AddGradientActions(tools::Rectangle const& rRect, GDIMetaFile& rMetaFile);
Gradient& operator=( const Gradient& rGradient );
Gradient& operator=( Gradient&& rGradient );
bool operator==( const Gradient& rGradient ) const;
bool operator!=( const Gradient& rGradient ) const
{ return !(Gradient::operator==( rGradient )); }
private:
tools::Long GetMetafileSteps(tools::Rectangle const& rRect) const;
void DrawComplexGradientToMetafile(tools::Rectangle const& rRect, GDIMetaFile& rMetaFile) const;
void DrawLinearGradientToMetafile(tools::Rectangle const& rRect, GDIMetaFile& rMetaFile) const;
};
#endif // INCLUDED_VCL_GRADIENT_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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