/usr/include/ipeobject.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 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 | // -*- C++ -*-
// --------------------------------------------------------------------
// The Ipe object type.
// --------------------------------------------------------------------
/*
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 IPEOBJ_H
#define IPEOBJ_H
#include "ipeattributes.h"
#include "ipexml.h"
// --------------------------------------------------------------------
namespace ipe {
class Visitor;
class Painter;
class Group;
class Text;
class Path;
class Image;
class Reference;
class StyleSheet;
class Cascade;
// --------------------------------------------------------------------
class Object {
public:
enum Type { EGroup, EPath, EText, EImage, EReference };
virtual ~Object() = 0;
//! Calls visitXXX method of the visitor.
virtual void accept(Visitor &visitor) const = 0;
//! Make a copy of this object (constant-time).
virtual Object *clone() const = 0;
virtual Group *asGroup();
virtual Text *asText();
virtual Path *asPath();
virtual Image *asImage();
virtual Reference *asReference();
virtual Type type() const = 0;
virtual TPinned pinned() const;
void setPinned(TPinned pin);
//! Return allowed transformations of the object.
inline TTransformations transformations() const { return iTransformations; }
void setTransformations(TTransformations trans);
void setMatrix(const Matrix &matrix);
//! Return transformation matrix.
inline const Matrix &matrix() const { return iMatrix; }
virtual bool setAttribute(Property prop, Attribute value,
Attribute stroke, Attribute fill);
virtual Attribute getAttribute(Property prop);
//! Save the object in XML format.
virtual void saveAsXml(Stream &stream, String layer) const = 0;
//! Draw the object.
virtual void draw(Painter &painter) const = 0;
//! Draw simple version for selecting and transforming.
virtual void drawSimple(Painter &painter) const = 0;
/*! Return distance of transformed object to point \a v.
If larger than \a bound, can just return \a bound. */
virtual double distance(const Vector &v, const Matrix &m,
double bound) const = 0;
//! Extend \a box to include the object transformed by \a m.
/*! For objects in a page, don't call this directly. The Page
caches the bounding box of each object, so it is far more
efficient to call Page::bbox.
Control points that lie outside the visual object are included
if \a cp is true.
If called with an empty box and \a cp == \c false, the result of
this function is a tight bounding box for the object, with a
little leeway in case the boundary is determined by a spline (it
has to be approximated to perform this operation).
*/
virtual void addToBBox(Rect &box, const Matrix &m, bool cp)
const = 0;
//! Compute possible vertex snapping position for transformed object.
/*! Looks only for positions closer than \a bound.
If successful, modify \a pos and \a bound. */
virtual void snapVtx(const Vector &mouse, const Matrix &m,
Vector &pos, double &bound) const = 0;
virtual void checkStyle(const Cascade *sheet, AttributeSeq &seq) const;
virtual void snapBnd(const Vector &mouse, const Matrix &m,
Vector &pos, double &bound) const;
protected:
explicit Object();
explicit Object(const AllAttributes &attr);
Object(const Object &rhs);
explicit Object(const XmlAttributes &attr);
void saveAttributesAsXml(Stream &stream, String layer) const;
static void checkSymbol(Kind kind, Attribute attr,
const Cascade *sheet, AttributeSeq &seq);
protected:
Matrix iMatrix;
TPinned iPinned : 8;
TTransformations iTransformations : 8;
};
// --------------------------------------------------------------------
class Visitor {
public:
virtual ~Visitor();
virtual void visitGroup(const Group *obj);
virtual void visitPath(const Path *obj);
virtual void visitText(const Text *obj);
virtual void visitImage(const Image *obj);
virtual void visitReference(const Reference *obj);
};
} // namespace
// --------------------------------------------------------------------
#endif
|