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Diffstat (limited to 'basegfx/inc/basegfx/polygon/b2dpolypolygontools.hxx')
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1 files changed, 0 insertions, 236 deletions
diff --git a/basegfx/inc/basegfx/polygon/b2dpolypolygontools.hxx b/basegfx/inc/basegfx/polygon/b2dpolypolygontools.hxx deleted file mode 100644 index 29ae3e042133..000000000000 --- a/basegfx/inc/basegfx/polygon/b2dpolypolygontools.hxx +++ /dev/null @@ -1,236 +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_POLYPOLYGON_B2DPOLYGONTOOLS_HXX -#define _BGFX_POLYPOLYGON_B2DPOLYGONTOOLS_HXX - -#include <basegfx/point/b2dpoint.hxx> -#include <basegfx/vector/b2dvector.hxx> -#include <basegfx/polygon/b2dpolygon.hxx> -#include <basegfx/polygon/b3dpolypolygon.hxx> -#include <vector> -#include <basegfx/basegfxdllapi.h> - - -////////////////////////////////////////////////////////////////////////////// - -namespace basegfx -{ - // predefinitions - class B2DPolyPolygon; - class B2DRange; - - namespace tools - { - // B2DPolyPolygon tools - - // Check and evtl. correct orientations of all contained Polygons so that - // the orientations of contained polygons will variate to express areas and - // holes - BASEGFX_DLLPUBLIC B2DPolyPolygon correctOrientations(const B2DPolyPolygon& rCandidate); - - // make sure polygon with index 0L is not a hole. This may evtl. change the - // sequence of polygons, but allows to use polygon with index 0L to - // get the correct normal for the whole polyPolygon - BASEGFX_DLLPUBLIC B2DPolyPolygon correctOutmostPolygon(const B2DPolyPolygon& rCandidate); - - // Subdivide all contained curves. Use distanceBound value if given. - BASEGFX_DLLPUBLIC B2DPolyPolygon adaptiveSubdivideByDistance(const B2DPolyPolygon& rCandidate, double fDistanceBound = 0.0); - - // Subdivide all contained curves. Use distanceBound value if given. Else, a convenient one - // is created. - BASEGFX_DLLPUBLIC B2DPolyPolygon adaptiveSubdivideByAngle(const B2DPolyPolygon& rCandidate, double fAngleBound = 0.0); - - // Subdivide all contained curves. Use nCount divisions if given. Else, a convenient one - // is created. - BASEGFX_DLLPUBLIC B2DPolyPolygon adaptiveSubdivideByCount(const B2DPolyPolygon& rCandidate, sal_uInt32 nCount = 0L); - - // isInside test for B2dPoint. On border is not inside as long as not true is given - // in bWithBorder flag. It is assumed that the orientations of the given polygon are correct. - BASEGFX_DLLPUBLIC bool isInside(const B2DPolyPolygon& rCandidate, const B2DPoint& rPoint, bool bWithBorder = false); - - /** Get the range of a polyPolygon - - For detailed description look at getRange(const B2DPolygon&). - This method just expands by the range of every sub-Polygon. - - @param rCandidate - The B2DPolyPolygon eventually containing bezier segments - - @return - The outer range of the polygon - */ - BASEGFX_DLLPUBLIC B2DRange getRange(const B2DPolyPolygon& rCandidate); - - /** Apply given LineDashing to given polyPolygon - - For a description see applyLineDashing in b2dpolygontoos.hxx - */ - BASEGFX_DLLPUBLIC void applyLineDashing( - const B2DPolyPolygon& rCandidate, - const ::std::vector<double>& rDotDashArray, - B2DPolyPolygon* pLineTarget, - B2DPolyPolygon* pGapTarget = 0, - double fFullDashDotLen = 0.0); - - // test if point is inside epsilon-range around the given PolyPolygon. Can be used - // for HitTesting. The epsilon-range is defined to be the tube around the PolyPolygon - // with distance fDistance and rounded edges (start and end point). - BASEGFX_DLLPUBLIC bool isInEpsilonRange(const B2DPolyPolygon& rCandidate, const B2DPoint& rTestPosition, double fDistance); - - /** Read poly-polygon from SVG. - - This function imports a poly-polygon from an SVG-D - attribute. - - @param o_rPolyPoly - The output poly-polygon - - @param rSvgDAttribute - A valid SVG-D attribute string - - @param rWrongPositionAfterZ - Indicates wheter the generator interprets wrongly - the position in the path after Z or z elements - https://bugs.freedesktop.org/show_bug.cgi?id=47406 - - @return true, if the string was successfully parsed - */ - BASEGFX_DLLPUBLIC bool importFromSvgD( B2DPolyPolygon& o_rPolyPoly, - const OUString& rSvgDAttribute, bool bWrongPositionAfterZ = false ); - - /** Read poly-polygon from SVG. - - This function imports a poly-polygon from an SVG points - attribute (a plain list of coordinate pairs). - - @param o_rPoly - The output polygon. Note that svg:points can only define a - single polygon - - @param rSvgPointsAttribute - A valid SVG points attribute string - - @return true, if the string was successfully parsed - */ - BASEGFX_DLLPUBLIC bool importFromSvgPoints( B2DPolygon& o_rPoly, - const OUString& rSvgPointsAttribute ); - - - // grow for polyPolygon. Move all geometry in each point in the direction of the normal in that point - // with the given amount. Value may be negative. - BASEGFX_DLLPUBLIC B2DPolyPolygon growInNormalDirection(const B2DPolyPolygon& rCandidate, double fValue); - - // This method will correct a pair of polyPolygons where the goal is to keep same point count - // to allow direct point association and also to remove self-intersections produced by shrinks. - // This method will eventually change both polyPolygons to reach that goal because there are cases - // where it is necessary to add new cut points to the original - BASEGFX_DLLPUBLIC void correctGrowShrinkPolygonPair(B2DPolyPolygon& rOriginal, B2DPolyPolygon& rGrown); - - // force all sub-polygons to a point count of nSegments - BASEGFX_DLLPUBLIC B2DPolyPolygon reSegmentPolyPolygon(const B2DPolyPolygon& rCandidate, sal_uInt32 nSegments); - - // create polygon state at t from 0.0 to 1.0 between the two polygons. Both polygons must have the same - // organisation, e.g. same amount of polygons - BASEGFX_DLLPUBLIC B2DPolyPolygon interpolate(const B2DPolyPolygon& rOld1, const B2DPolyPolygon& rOld2, double t); - - // create 3d PolyPolygon from given 2d PolyPolygon. The given fZCoordinate is used to expand the - // third coordinate. - BASEGFX_DLLPUBLIC B3DPolyPolygon createB3DPolyPolygonFromB2DPolyPolygon(const B2DPolyPolygon& rCandidate, double fZCoordinate = 0.0); - - // create 2d PolyPolygon from given 3d PolyPolygon. All coordinates are transformed using the given - // matrix and the resulting x,y is used to form the new polygon. - BASEGFX_DLLPUBLIC B2DPolyPolygon createB2DPolyPolygonFromB3DPolyPolygon(const B3DPolyPolygon& rCandidate, const B3DHomMatrix& rMat); - - // for each contained edge in each contained polygon calculate the smallest distance. Return the index to the smallest - // edge in rEdgeIndex and the index to the polygon in rPolygonIndex. The relative position on the edge is returned in rCut. - // If nothing was found (e.g. empty input plygon), DBL_MAX is returned. - BASEGFX_DLLPUBLIC double getSmallestDistancePointToPolyPolygon(const B2DPolyPolygon& rCandidate, const B2DPoint& rTestPoint, sal_uInt32& rPolygonIndex, sal_uInt32& rEdgeIndex, double& rCut); - - // distort PolyPolygon. rOriginal describes the original range, where the given points describe the distorted - // corresponding points. - BASEGFX_DLLPUBLIC B2DPolyPolygon distort(const B2DPolyPolygon& rCandidate, const B2DRange& rOriginal, const B2DPoint& rTopLeft, const B2DPoint& rTopRight, const B2DPoint& rBottomLeft, const B2DPoint& rBottomRight); - - // expand all segments (which are not yet) to curve segments. This is done with setting the control - // vectors on the 1/3 resp. 2/3 distances on each segment. - BASEGFX_DLLPUBLIC B2DPolyPolygon expandToCurve(const B2DPolyPolygon& rCandidate); - - /** Predicate whether a given poly-polygon is a rectangle. - - @param rPoly - PolyPolygon to check - - @return true, if the poly-polygon describes a rectangle - (contains exactly one polygon, polygon is closed, and the - points are either cw or ccw enumerations of a rectangle's - vertices). Note that intermediate points and duplicate - points are ignored. - */ - BASEGFX_DLLPUBLIC bool isRectangle( const B2DPolyPolygon& rPoly ); - - /** Export poly-polygon to SVG. - - This function exports a poly-polygon into an SVG-D - statement. Currently, output of relative point sequences - is not yet supported (might cause slightly larger output) - - @param rPolyPoly - The poly-polygon to export - - @param bUseRelativeCoordinates - When true, all coordinate values are exported as relative - to the current position. This tends to save some space, - since fewer digits needs to be written. - - @param bDetectQuadraticBeziers - When true, the export tries to detect cubic bezier - segments in the input polygon, which can be represented by - quadratic bezier segments. Note that the generated string - causes versions prior to OOo2.0 to crash. - - @return the generated SVG-D statement (the XML d attribute - value alone, without any "<path ...>" or "d="...") - */ - BASEGFX_DLLPUBLIC OUString exportToSvgD( const B2DPolyPolygon& rPolyPoly, - bool bUseRelativeCoordinates=true, - bool bDetectQuadraticBeziers=true ); - - // #i76891# Try to remove existing curve segments if they are simply edges - BASEGFX_DLLPUBLIC B2DPolyPolygon simplifyCurveSegments(const B2DPolyPolygon& rCandidate); - - /** snap some polygon coordinates to discrete coordinates - - This method allows to snap some polygon points to discrete (integer) values - which equals e.g. a snap to discrete coordinates. It will snap points of - horizontal and vertical edges - - @param rCandidate - The source polygon - - @return - The modified version of the source polygon - */ - BASEGFX_DLLPUBLIC B2DPolyPolygon snapPointsOfHorizontalOrVerticalEdges(const B2DPolyPolygon& rCandidate); - - } // end of namespace tools -} // end of namespace basegfx - -#endif /* _BGFX_POLYPOLYGON_B2DPOLYGONTOOLS_HXX */ - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |