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Diffstat (limited to 'basegfx/inc/basegfx/tools/b2dclipstate.hxx')
-rw-r--r-- | basegfx/inc/basegfx/tools/b2dclipstate.hxx | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/basegfx/inc/basegfx/tools/b2dclipstate.hxx b/basegfx/inc/basegfx/tools/b2dclipstate.hxx deleted file mode 100644 index 236b81c0d2..0000000000 --- a/basegfx/inc/basegfx/tools/b2dclipstate.hxx +++ /dev/null @@ -1,120 +0,0 @@ -/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ -/************************************************************************* - * - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * Copyright 2008 by Sun Microsystems, Inc. - * - * OpenOffice.org - a multi-platform office productivity suite - * - * This file is part of OpenOffice.org. - * - * OpenOffice.org is free software: you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License version 3 - * only, as published by the Free Software Foundation. - * - * OpenOffice.org is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU Lesser General Public License version 3 for more details - * (a copy is included in the LICENSE file that accompanied this code). - * - * You should have received a copy of the GNU Lesser General Public License - * version 3 along with OpenOffice.org. If not, see - * <http://www.openoffice.org/license.html> - * for a copy of the LGPLv3 License. - * - ************************************************************************/ - -#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 B2DRange& ); - explicit B2DClipState( const B2DPolygon& ); - explicit B2DClipState( const B2DPolyPolygon& ); - B2DClipState& operator=( const B2DClipState& ); - - /// unshare this poly-range with all internally shared instances - void makeUnique(); - - /// Set clip to 'null' - nothing is visible - void makeNull(); - /// returns true when clip is 'null' - nothing is visible - bool isNull() const; - - /// Set clip 'cleared' - everything is visible - void makeClear(); - /// 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 unionPolygon(const B2DPolygon& ); - void unionPolyPolygon(const B2DPolyPolygon& ); - void unionClipState(const B2DClipState& ); - - void intersectRange(const B2DRange& ); - void intersectPolygon(const B2DPolygon& ); - void intersectPolyPolygon(const B2DPolyPolygon& ); - void intersectClipState(const B2DClipState& ); - - void subtractRange(const B2DRange& ); - void subtractPolygon(const B2DPolygon& ); - void subtractPolyPolygon(const B2DPolyPolygon& ); - void subtractClipState(const B2DClipState& ); - - void xorRange(const B2DRange& ); - void xorPolygon(const B2DPolygon& ); - void xorPolyPolygon(const B2DPolyPolygon& ); - void xorClipState(const B2DClipState& ); - - B2DPolyPolygon getClipPoly() const; - }; - } -} - -#endif // _BGFX_TOOLS_CLIPSTATE_HXX - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |