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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_INC_QUARTZ_SALGDICOMMON_HXX
#define INCLUDED_VCL_INC_QUARTZ_SALGDICOMMON_HXX
#include <iostream>
#include <premac.h>
#ifdef IOS
#include <CoreGraphics/CoreGraphics.h>
#else
#include <ApplicationServices/ApplicationServices.h>
#endif
#include <postmac.h>
#include <tools/color.hxx>
#include <vcl/salgtype.hxx>
// abstracting quartz color instead of having to use an CGFloat[] array
class RGBAColor
{
public:
RGBAColor( ::Color );
RGBAColor( SalColor );
RGBAColor( float fRed, float fGreen, float fBlue, float fAlpha ); //NOTUSEDYET
const CGFloat* AsArray() const { return m_fRGBA; }
bool IsVisible() const { return m_fRGBA[3] > 0; }
void SetAlpha( float fAlpha ) { m_fRGBA[3] = fAlpha; }
CGFloat GetRed() const { return m_fRGBA[0]; }
CGFloat GetGreen() const { return m_fRGBA[1]; }
CGFloat GetBlue() const { return m_fRGBA[2]; }
CGFloat GetAlpha() const { return m_fRGBA[3]; }
private:
CGFloat m_fRGBA[4]; // red, green, blue, alpha
};
inline RGBAColor::RGBAColor( SalColor nSalColor )
{
m_fRGBA[0] = SALCOLOR_RED(nSalColor) * (1.0/255);
m_fRGBA[1] = SALCOLOR_GREEN(nSalColor) * (1.0/255);
m_fRGBA[2] = SALCOLOR_BLUE(nSalColor) * (1.0/255);
m_fRGBA[3] = 1.0; // opaque
}
inline RGBAColor::RGBAColor( ::Color nColor )
{
m_fRGBA[0] = nColor.GetRed() * (1.0/255);
m_fRGBA[1] = nColor.GetGreen() * (1.0/255);
m_fRGBA[2] = nColor.GetBlue() * (1.0/255);
m_fRGBA[3] = 1.0; // opaque
}
inline RGBAColor::RGBAColor( float fRed, float fGreen, float fBlue, float fAlpha )
{
m_fRGBA[0] = fRed;
m_fRGBA[1] = fGreen;
m_fRGBA[2] = fBlue;
m_fRGBA[3] = fAlpha;
}
inline std::ostream &operator <<(std::ostream& s, const RGBAColor &aColor)
{
#ifndef SAL_LOG_INFO
(void) aColor;
#else
s << "{" << aColor.GetRed() << "," << aColor.GetGreen() << "," << aColor.GetBlue() << "," << aColor.GetAlpha() << "}";
#endif
return s;
}
// XOR emulation suckage.
// See http://www.openoffice.org/marketing/ooocon2008/programme/wednesday_1401.pdf
// and https://bugs.freedesktop.org/show_bug.cgi?id=38844 .
class XorEmulation
{
public:
XorEmulation();
~XorEmulation();
void SetTarget( int nWidth, int nHeight, int nBitmapDepth, CGContextRef, CGLayerRef );
bool UpdateTarget();
void Enable() { m_bIsEnabled = true; }
void Disable() { m_bIsEnabled = false; }
bool IsEnabled() const { return m_bIsEnabled; }
CGContextRef GetTargetContext() const { return m_xTargetContext; }
CGContextRef GetMaskContext() const { return (m_bIsEnabled ? m_xMaskContext : nullptr); }
private:
CGLayerRef m_xTargetLayer;
CGContextRef m_xTargetContext;
CGContextRef m_xMaskContext;
CGContextRef m_xTempContext;
sal_uLong* m_pMaskBuffer;
sal_uLong* m_pTempBuffer;
int m_nBufferLongs;
bool m_bIsEnabled;
};
#endif // INCLUDED_VCL_INC_QUARTZ_SALGDICOMMON_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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