/usr/include/ipesnap.h is in libipe-dev 7.1.4-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 | // -*- C++ -*-
// --------------------------------------------------------------------
// Snapping.
// --------------------------------------------------------------------
/*
This file is part of the extensible drawing editor Ipe.
Copyright (C) 1993-2013 Otfried Cheong
Ipe is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
As a special exception, you have permission to link Ipe with the
CGAL library and distribute executables, as long as you follow the
requirements of the Gnu General Public License in regard to all of
the software in the executable aside from CGAL.
Ipe 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 General Public
License for more details.
You should have received a copy of the GNU General Public License
along with Ipe; if not, you can find it at
"http://www.gnu.org/copyleft/gpl.html", or write to the Free
Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef IPESNAP_H
#define IPESNAP_H
#include "ipegeo.h"
// --------------------------------------------------------------------
namespace ipe {
class Page;
class Snap {
public:
//! The different snap modes as bitmasks.
enum TSnapModes { ESnapNone = 0,
ESnapVtx = 1, ESnapBd = 2, ESnapInt = 4,
ESnapGrid = 8, ESnapAngle = 0x10,
ESnapAuto = 0x20 };
int iSnap; //!< Activated snapping modes (TSnapModes)
bool iGridVisible; //!< Is the grid visible?
int iGridSize; //!< Snap grid spacing.
double iAngleSize; //!< Angle for angular snapping.
int iSnapDistance; //!< Snap distance (in pixels).
bool iWithAxes; //!< Show coordinate system?
Vector iOrigin; //!< Origin of coordinate system
Angle iDir; //!< Direction of x-axis
bool intersectionSnap(Vector &pos, const Page *page,
double snapDist) const;
bool snapAngularIntersection(Vector &pos, const Line &l,
const Page *page,
double snapDist) const;
bool simpleSnap(Vector &pos, const Page *page,
double snapDist) const;
bool snap(Vector &pos, const Page *page, double snapDist,
Vector *autoOrg = 0) const;
Line getLine(const Vector &mouse, const Vector &base) const;
bool setEdge(const Vector &pos, const Page *page);
};
} // namespace
// --------------------------------------------------------------------
#endif
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