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Diffstat (limited to 'vcl/inc/quartz/salgdicommon.hxx')
-rw-r--r-- | vcl/inc/quartz/salgdicommon.hxx | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/vcl/inc/quartz/salgdicommon.hxx b/vcl/inc/quartz/salgdicommon.hxx new file mode 100644 index 000000000..71c40acdf --- /dev/null +++ b/vcl/inc/quartz/salgdicommon.hxx @@ -0,0 +1,111 @@ +/* -*- 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 a CGFloat[] array +class RGBAColor +{ +public: + RGBAColor( ::Color ); + 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( ::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: */ |