LibreOffice Module basegfx (master) 1
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20#pragma once
22#include <vector>
23#include <functional>
29namespace basegfx
31 class B3DPolyPolygon;
32 class B3DPolygon;
33 class B3DRange;
36namespace basegfx::utils
38 // B3DPolygon tools
47 BASEGFX_DLLPUBLIC void checkClosed(B3DPolygon& rCandidate);
49 // Get successor and predecessor indices. Returning the same index means there
50 // is none. Same for successor.
51 BASEGFX_DLLPUBLIC sal_uInt32 getIndexOfSuccessor(sal_uInt32 nIndex, const B3DPolygon& rCandidate);
53 // get size of polygon. Control vectors are included in that ranges.
54 BASEGFX_DLLPUBLIC B3DRange getRange(const B3DPolygon& rCandidate);
56 // get length of polygon
57 BASEGFX_DLLPUBLIC double getLength(const B3DPolygon& rCandidate);
65 const B3DPolygon& rCandidate,
66 const std::vector<double>& rDotDashArray,
67 std::function<void(const basegfx::B3DPolygon& rSnippet)> aLineTargetCallback,
68 double fDotDashLength = 0.0);
70 const B3DPolygon& rCandidate,
71 const ::std::vector<double>& rDotDashArray,
72 B3DPolyPolygon* pLineTarget,
73 double fDotDashLength = 0.0);
79 B3DPolygon applyDefaultNormalsSphere( const B3DPolygon& rCandidate, const B3DPoint& rCenter);
90 B3DPolygon applyDefaultTextureCoordinatesParallel( const B3DPolygon& rCandidate, const B3DRange& rRange, bool bChangeX, bool bChangeY);
97 B3DPolygon applyDefaultTextureCoordinatesSphere( const B3DPolygon& rCandidate, const B3DPoint& rCenter, bool bChangeX, bool bChangeY);
99 // isInside tests for B3DPoint. On border is not inside as long as not true is given in bWithBorder flag.
100 BASEGFX_DLLPUBLIC bool isInside(const B3DPolygon& rCandidate, const B3DPoint& rPoint, bool bWithBorder);
102 // calculates if given point is on given line, taking care of the numerical epsilon
103 BASEGFX_DLLPUBLIC bool isPointOnLine(const B3DPoint& rStart, const B3DPoint& rEnd, const B3DPoint& rCandidate, bool bWithPoints);
105 // calculates if given point is on given polygon, taking care of the numerical epsilon. Uses
106 // isPointOnLine internally
107 BASEGFX_DLLPUBLIC bool isPointOnPolygon(const B3DPolygon& rCandidate, const B3DPoint& rPoint);
109 // helper to get a fCut position between a plane (given with normal and a point)
110 // and a line given by start and end point
111 BASEGFX_DLLPUBLIC bool getCutBetweenLineAndPlane(const B3DVector& rPlaneNormal, const B3DPoint& rPlanePoint, const B3DPoint& rEdgeStart, const B3DPoint& rEdgeEnd, double& fCut);
127} // end of namespace basegfx::utils
129/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
Definition: basegfxdllapi.h:35
Base Point class with three double values.
Definition: b3dpoint.hxx:38
Base Point class with three double values.
Definition: b3dvector.hxx:38
bool isPointOnLine(const B2DPoint &rStart, const B2DPoint &rEnd, const B2DPoint &rCandidate, bool bWithPoints)
B3DPolygon applyDefaultTextureCoordinatesSphere(const B3DPolygon &rCandidate, const B3DPoint &rCenter, bool bChangeX, bool bChangeY)
Create/replace texture coordinates for given 3d geometry with spherical one rCenter: the centre of th...
double getLength(const B2DPolygon &rCandidate)
get length of polygon
bool getCutBetweenLineAndPlane(const B3DVector &rPlaneNormal, const B3DPoint &rPlanePoint, const B3DPoint &rEdgeStart, const B3DPoint &rEdgeEnd, double &fCut)
void applyLineDashing(const B2DPolygon &rCandidate, const std::vector< double > &rDotDashArray, B2DPolyPolygon *pLineTarget, B2DPolyPolygon *pGapTarget, double fDotDashLength)
sal_uInt32 getIndexOfSuccessor(sal_uInt32 nIndex, const B2DPolygon &rCandidate)
bool isInside(const B2DPolygon &rCandidate, const B2DPoint &rPoint, bool bWithBorder)
B3DPolygon applyDefaultNormalsSphere(const B3DPolygon &rCandidate, const B3DPoint &rCenter)
Create/replace normals for given 3d geometry with default normals from given center to outside.
B2DPolygon snapPointsOfHorizontalOrVerticalEdges(const B2DPolygon &rCandidate)
snap some polygon coordinates to discrete coordinates
bool isPointOnPolygon(const B2DPolygon &rCandidate, const B2DPoint &rPoint, bool bWithPoints)
B3DPolygon invertNormals(const B3DPolygon &rCandidate)
invert normals for given 3d geometry.
B3DPolygon applyDefaultTextureCoordinatesParallel(const B3DPolygon &rCandidate, const B3DRange &rRange, bool bChangeX, bool bChangeY)
Create/replace texture coordinates for given 3d geometry with parallel projected one rRange: the full...
void checkClosed(B2DPolygon &rCandidate)
Check if given polygon is closed.
B2DRange getRange(const B2DPolygon &rCandidate)
Get the range of a polygon.