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Diffstat (limited to 'basegfx/inc/basegfx/tools/b2dclipstate.hxx')
-rw-r--r-- | basegfx/inc/basegfx/tools/b2dclipstate.hxx | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/basegfx/inc/basegfx/tools/b2dclipstate.hxx b/basegfx/inc/basegfx/tools/b2dclipstate.hxx deleted file mode 100644 index f1d750ae636b..000000000000 --- a/basegfx/inc/basegfx/tools/b2dclipstate.hxx +++ /dev/null @@ -1,94 +0,0 @@ -/* -*- 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 _BGFX_TOOLS_CLIPSTATE_HXX -#define _BGFX_TOOLS_CLIPSTATE_HXX - -#include <sal/types.h> -#include <o3tl/cow_wrapper.hxx> -#include <basegfx/basegfxdllapi.h> - -////////////////////////////////////////////////////////////////////////////// - -namespace basegfx -{ - class B2DRange; - class B2DPolyRange; - class B2DPolygon; - class B2DPolyPolygon; - - namespace tools - { - class ImplB2DClipState; - - /** This class provides an optimized, symbolic clip state for graphical output - - Having a current 'clip' state is a common attribute of - almost all graphic output APIs, most of which internally - represent it via a list of rectangular bands. In contrast, - this implementation purely uses symbolic clips, but in a - quite efficient manner, deferring actual evaluation until - a clip representation is requested, and using faster code - paths for common special cases (like all-rectangle clips) - */ - class BASEGFX_DLLPUBLIC B2DClipState - { - public: - typedef o3tl::cow_wrapper< ImplB2DClipState > ImplType; - - private: - ImplType mpImpl; - - public: - /// Init clip, in 'cleared' state - everything is visible - B2DClipState(); - ~B2DClipState(); - B2DClipState( const B2DClipState& ); - explicit B2DClipState( const B2DPolyPolygon& ); - B2DClipState& operator=( const B2DClipState& ); - - /// Set clip to 'null' - nothing is visible - void makeNull(); - - /// returns true when clip is 'cleared' - everything is visible - bool isCleared() const; - - bool operator==(const B2DClipState&) const; - bool operator!=(const B2DClipState&) const; - - void unionRange(const B2DRange& ); - void unionPolyPolygon(const B2DPolyPolygon& ); - - void intersectRange(const B2DRange& ); - void intersectPolyPolygon(const B2DPolyPolygon& ); - - void subtractRange(const B2DRange& ); - void subtractPolyPolygon(const B2DPolyPolygon& ); - - void xorRange(const B2DRange& ); - void xorPolyPolygon(const B2DPolyPolygon& ); - - B2DPolyPolygon getClipPoly() const; - }; - } -} - -#endif // _BGFX_TOOLS_CLIPSTATE_HXX - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |