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/************
*
* This file is part of a tool for producing 3D content in the PRC format.
* Copyright (C) 2008 Orest Shardt <shardtor (at) gmail dot com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*************/
#ifndef __WRITE_PRC_H
#define __WRITE_PRC_H
#include <string>
#include "PRCbitStream.h"
#include "PRC.h"
struct Point3d
{
double x,y,z;
Point3d(double a, double b, double c) : x(a),y(b),z(c) {}
void write(PRCbitStream &out)
{
out << x << y << z;
}
};
struct Extent3d
{
Point3d min,max;
Extent3d(const Point3d &m1, const Point3d& m2) : min(m1),max(m2) {}
void write(PRCbitStream &out)
{
// flip the order? Following the documentation, in a real file, min>max.
// Considering the file to be right, min and max can be flipped in both places (here and in description)
// resulting in no practical difference.
// But in other places (Extent3D and Extent1D), min is really before max, so for consistency
// this is left alone.
min.write(out);
max.write(out);
}
};
class UUID
{
public:
UUID(uint32_t u0, uint32_t u1, uint32_t u2, uint32_t u3) :
id0(u0),id1(u1),id2(u2),id3(u3) {}
void write(PRCbitStream &out)
{
out << id0 << id1 << id2 << id3;
}
private:
uint32_t id0,id1,id2,id3;
};
uint32_t makeCADID();
uint32_t makePRCID();
void writeUnit(PRCbitStream &,bool,double);
void writeEmptyMarkups(PRCbitStream&);
class UserData
{
public:
UserData(uint32_t s = 0, uint8_t* d = 0) : size(s),data(d) {}
void write(PRCbitStream&);
private:
uint32_t size;
uint8_t* data;
};
union SingleAttributeData
{
int32_t integer;
double real;
uint32_t time;
const char *text;
};
union AttributeTitle
{
const char *text;
uint32_t integer;
};
class SingleAttribute
{
public:
SingleAttribute() {}
SingleAttribute(bool b,AttributeTitle t,uint32_t y,SingleAttributeData d) :
titleIsInteger(b), title(t), type(y), data(d) {}
void write(PRCbitStream&);
private:
bool titleIsInteger;
AttributeTitle title;
uint32_t type;
SingleAttributeData data;
};
class Attribute
{
public:
Attribute(bool t,AttributeTitle v, uint32_t s, SingleAttribute* sa) :
titleIsInteger(t),title(v), sizeOfAttributeKeys(s), singleAttributes(sa)
{}
void write(PRCbitStream &);
private:
bool titleIsInteger;
AttributeTitle title;
uint32_t sizeOfAttributeKeys;
SingleAttribute *singleAttributes;
};
class Attributes
{
public:
Attributes(uint32_t n, Attribute* a) : numberOfAttributes(n), attributes(a)
{}
void write(PRCbitStream&);
private:
uint32_t numberOfAttributes;
Attribute *attributes;
};
class ContentPRCBase
{
public:
ContentPRCBase(Attributes *a, std::string n="",bool efr = false,
uint32_t ci = 0, uint32_t cpi = 0, uint32_t pi = 0) :
attributes(a),name(n),eligibleForReference(efr),CADID(ci),
CADPersistentID(cpi),PRCID(pi) {}
void write(PRCbitStream&);
private:
Attributes *attributes;
std::string name;
bool eligibleForReference;
uint32_t CADID, CADPersistentID, PRCID;
};
extern AttributeTitle EMPTY_ATTRIBUTE_TITLE;
extern Attribute EMPTY_ATTRIBUTE;
extern Attributes EMPTY_ATTRIBUTES;
extern ContentPRCBase EMPTY_CONTENTPRCBASE;
extern ContentPRCBase EMPTY_CONTENTPRCBASE_WITH_REFERENCE;
extern std::string currentName;
void writeName(PRCbitStream&,const std::string&);
void resetName();
extern uint32_t layer_index;
extern uint32_t index_of_line_style;
extern uint32_t behaviour_bit_field;
static const uint32_t m1=(uint32_t)-1;
void writeGraphics(PRCbitStream&,uint32_t=m1,uint32_t=m1,uint32_t=1,bool=false);
void resetGraphics();
void resetGraphicsAndName();
#endif //__WRITE_PRC_H
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