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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 05:54:39 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 05:54:39 +0000 |
commit | 267c6f2ac71f92999e969232431ba04678e7437e (patch) | |
tree | 358c9467650e1d0a1d7227a21dac2e3d08b622b2 /vcl/inc/salvd.hxx | |
parent | Initial commit. (diff) | |
download | libreoffice-267c6f2ac71f92999e969232431ba04678e7437e.tar.xz libreoffice-267c6f2ac71f92999e969232431ba04678e7437e.zip |
Adding upstream version 4:24.2.0.upstream/4%24.2.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vcl/inc/salvd.hxx')
-rw-r--r-- | vcl/inc/salvd.hxx | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/vcl/inc/salvd.hxx b/vcl/inc/salvd.hxx new file mode 100644 index 0000000000..d1035feaeb --- /dev/null +++ b/vcl/inc/salvd.hxx @@ -0,0 +1,58 @@ +/* -*- 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_SALVD_HXX +#define INCLUDED_VCL_INC_SALVD_HXX + +#include "salgeom.hxx" + +class SalGraphics; + +/// A non-visible drawable/buffer (e.g. an X11 Pixmap). +class VCL_PLUGIN_PUBLIC SalVirtualDevice + : public SalGeometryProvider +{ +public: + SalVirtualDevice() {} + virtual ~SalVirtualDevice() override; + + // SalGeometryProvider + virtual bool IsOffScreen() const override { return true; } + + // SalGraphics or NULL, but two Graphics for all SalVirtualDevices + // must be returned + virtual SalGraphics* AcquireGraphics() = 0; + virtual void ReleaseGraphics( SalGraphics* pGraphics ) = 0; + + // Set new size, without saving the old contents + virtual bool SetSize( tools::Long nNewDX, tools::Long nNewDY ) = 0; + + // Set new size using a buffer at the given address + virtual bool SetSizeUsingBuffer( tools::Long nNewDX, tools::Long nNewDY, + sal_uInt8 * /* pBuffer */) + { + // Only the headless virtual device has an implementation that uses + // pBuffer (and bTopDown). + return SetSize( nNewDX, nNewDY ); + } +}; + +#endif // INCLUDED_VCL_INC_SALVD_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |