/* -*- 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 #include #ifdef IOS #include #else #include #endif #include #include #include // 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: */ abora/cp-4.2'>distro/collabora/cp-4.2 LibreOffice 核心代码仓库文档基金会

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