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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 .
+ */
+
+#pragma once
+
+#include <sal/config.h>
+
+#include "salgdi.hxx"
+
+class ImplFontMetricData;
+class PhysicalFontCollection;
+namespace vcl::font { class PhysicalFontFace; }
+
+class TextRenderImpl
+{
+public:
+ // can't call ReleaseFonts here, as the destructor just calls this classes SetFont (pure virtual)!
+ virtual ~TextRenderImpl() {}
+
+ virtual void SetTextColor( Color nColor ) = 0;
+ virtual void SetFont(LogicalFontInstance*, int nFallbackLevel) = 0;
+ void ReleaseFonts() { SetFont(nullptr, 0); }
+ virtual void GetFontMetric( ImplFontMetricDataRef&, int nFallbackLevel ) = 0;
+ virtual FontCharMapRef GetFontCharMap() const = 0;
+ virtual bool GetFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const = 0;
+ virtual void GetDevFontList( vcl::font::PhysicalFontCollection* ) = 0;
+ virtual void ClearDevFontCache() = 0;
+ virtual bool AddTempDevFont( vcl::font::PhysicalFontCollection*, const OUString& rFileURL, const OUString& rFontName ) = 0;
+ virtual bool CreateFontSubset(
+ const OUString& rToFile,
+ const vcl::font::PhysicalFontFace*,
+ const sal_GlyphId* pGlyphIDs,
+ const sal_uInt8* pEncoding,
+ sal_Int32* pWidths,
+ int nGlyphs,
+ FontSubsetInfo& rInfo) = 0;
+
+ virtual const void* GetEmbedFontData(const vcl::font::PhysicalFontFace*, tools::Long* pDataLen) = 0;
+ virtual void FreeEmbedFontData( const void* pData, tools::Long nDataLen ) = 0;
+ virtual void GetGlyphWidths(
+ const vcl::font::PhysicalFontFace*,
+ bool bVertical,
+ std::vector< sal_Int32 >& rWidths,
+ Ucs2UIntMap& rUnicodeEnc ) = 0;
+
+ virtual std::unique_ptr<GenericSalLayout>
+ GetTextLayout(int nFallbackLevel) = 0;
+ virtual void DrawTextLayout(const GenericSalLayout&, const SalGraphics&) = 0;
+};
+
+/* vim:set tabstop=4 shiftwidth=4 softtabstop=4 expandtab: */