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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /vcl/inc/quartz/salgdicommon.hxx
parentInitial commit. (diff)
downloadlibreoffice-upstream.tar.xz
libreoffice-upstream.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vcl/inc/quartz/salgdicommon.hxx')
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1 files changed, 111 insertions, 0 deletions
diff --git a/vcl/inc/quartz/salgdicommon.hxx b/vcl/inc/quartz/salgdicommon.hxx
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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 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: */