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Diffstat (limited to 'canvas/source/tools/surfacerect.hxx')
-rw-r--r-- | canvas/source/tools/surfacerect.hxx | 138 |
1 files changed, 0 insertions, 138 deletions
diff --git a/canvas/source/tools/surfacerect.hxx b/canvas/source/tools/surfacerect.hxx deleted file mode 100644 index 67b5ea464f..0000000000 --- a/canvas/source/tools/surfacerect.hxx +++ /dev/null @@ -1,138 +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 2000, 2010 Oracle and/or its affiliates. - * - * 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 INCLUDED_CANVAS_SURFACERECT_HXX -#define INCLUDED_CANVAS_SURFACERECT_HXX - -#include <basegfx/point/b2ipoint.hxx> -#include <basegfx/vector/b2isize.hxx> - -namespace canvas -{ - ////////////////////////////////////////////////////////////////////////////////// - // SurfaceRect - ////////////////////////////////////////////////////////////////////////////////// - - struct SurfaceRect - { - ::basegfx::B2IPoint maPos; - ::basegfx::B2ISize maSize; - ::basegfx::B2IPoint maBackup; - bool bEnabled; - - explicit SurfaceRect( const ::basegfx::B2ISize &rSize ) : - maPos(), - maSize(rSize), - maBackup(), - bEnabled(true) - { - } - - // coordinates contained in this rectangle are - // constrained to the following rules: - // 1) p.x >= pos.x - // 2) p.x <= pos.x+size.x - // 3) p.y >= pos.y - // 4) p.y <= pos.y+size.y - // in other words, 'size' means the number of pixels - // this rectangle encloses plus one. for example with pos[0,0] - // and size[512,512], p[512,512] would return inside. - // a size of [0,0] therefore denotes a one-by-one rectangle. - bool pointInside( sal_Int32 px, sal_Int32 py ) const - { - const sal_Int32 x1(maPos.getX()); - const sal_Int32 y1(maPos.getY()); - const sal_Int32 x2(maPos.getX()+maSize.getX()); - const sal_Int32 y2(maPos.getY()+maSize.getY()); - if(px < x1) return false; - if(px >= x2) return false; - if(py < y1) return false; - if(py >= y2) return false; - return true; - } - - // returns true if the horizontal line intersects the rect. - bool hLineIntersect( sal_Int32 lx1, sal_Int32 lx2, sal_Int32 ly ) const - { - const sal_Int32 x1(maPos.getX()); - const sal_Int32 y1(maPos.getY()); - const sal_Int32 x2(maPos.getX()+maSize.getX()); - const sal_Int32 y2(maPos.getY()+maSize.getY()); - if(ly < y1) return false; - if(ly >= y2) return false; - if((lx1 < x1) && (lx2 < x1)) return false; - if((lx1 >= x2) && (lx2 >= x2)) return false; - return true; - } - - //! Returns true if the vertical line intersects the rect. - bool vLineIntersect( sal_Int32 lx, sal_Int32 ly1, sal_Int32 ly2 ) const - { - const sal_Int32 x1(maPos.getX()); - const sal_Int32 y1(maPos.getY()); - const sal_Int32 x2(maPos.getX()+maSize.getX()); - const sal_Int32 y2(maPos.getY()+maSize.getY()); - if(lx < x1) return false; - if(lx >= x2) return false; - if((ly1 < y1) && (ly2 < y1)) return false; - if((ly1 >= y2) && (ly2 >= y2)) return false; - return true; - } - - // returns true if the passed rect intersects this one. - bool intersection( const SurfaceRect& r ) const - { - const sal_Int32 x1(maPos.getX()); - const sal_Int32 y1(maPos.getY()); - const sal_Int32 x2(maPos.getX()+maSize.getX()); - const sal_Int32 y2(maPos.getY()+maSize.getY()); - if(r.hLineIntersect(x1,x2,y1)) return true; - if(r.hLineIntersect(x1,x2,y2)) return true; - if(r.vLineIntersect(x1,y1,y2)) return true; - if(r.vLineIntersect(x2,y1,y2)) return true; - return false; - } - - bool inside( const SurfaceRect& r ) const - { - const sal_Int32 x1(maPos.getX()); - const sal_Int32 y1(maPos.getY()); - const sal_Int32 x2(maPos.getX()+maSize.getX()); - const sal_Int32 y2(maPos.getY()+maSize.getY()); - if(!(r.pointInside(x1,y1))) return false; - if(!(r.pointInside(x2,y1))) return false; - if(!(r.pointInside(x2,y2))) return false; - if(!(r.pointInside(x1,y2))) return false; - return true; - } - }; -} - -#endif - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |