48 lines
1.6 KiB
C++
48 lines
1.6 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#pragma once
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#include <win/salgdi.h>
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#include <ControlCacheKey.hxx>
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class ControlCacheKey;
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// Base class for some functionality that OpenGL/Skia/GDI backends must each implement.
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class WinSalGraphicsImplBase
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{
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public:
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virtual ~WinSalGraphicsImplBase() {}
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// If true is returned, the following functions are used for drawing controls.
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virtual bool UseRenderNativeControl() const { return false; }
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virtual bool TryRenderCachedNativeControl(const ControlCacheKey& /*rControlCacheKey*/,
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int /*nX*/, int /*nY*/)
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{
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abort();
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}
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virtual bool RenderAndCacheNativeControl(CompatibleDC& /*rWhite*/, CompatibleDC& /*rBlack*/,
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int /*nX*/, int /*nY*/,
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ControlCacheKey& /*aControlCacheKey*/)
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{
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abort();
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}
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virtual void ClearDevFontCache() {}
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virtual void Flush() {}
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// Implementation for WinSalGraphics::DrawTextLayout().
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// Returns true if handled, if false, then WinSalGraphics will handle it itself.
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virtual bool DrawTextLayout(const GenericSalLayout&) { return false; }
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virtual void ClearNativeControlCache() {}
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};
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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