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dxf.cpp
3261 lines (3022 loc) · 108 KB
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dxf.cpp
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// dxf.cpp
// Copyright (c) 2009, Dan Heeks
// This program is released under the BSD license. See the file COPYING for details.
// modified 2018 wandererfan
#include "PreCompiled.h"
#include <src/Build/Version.h>
#include <Base/Vector3D.h>
#include "dxf.h"
using namespace std;
static const double Pi = 3.14159265358979323846264338327950288419716939937511;
CDxfWrite::CDxfWrite(const char* filepath)
{
// start the file
m_fail = false;
#ifdef __WXMSW__
m_ofs = new ofstream(filepath, ios::out);
#else
m_ofs = new ofstream(filepath, ios::out);
#endif
if(!(*m_ofs)){
m_fail = true;
return;
}
m_ofs->imbue(std::locale("C"));
writeHeaderSection();
writeTablesSection();
// start
(*m_ofs) << " 0" << endl;
(*m_ofs) << "SECTION" << endl;
(*m_ofs) << " 2" << endl;
(*m_ofs) << "ENTITIES" << endl;
}
CDxfWrite::~CDxfWrite()
{
(*m_ofs) << " 0" << endl;
(*m_ofs) << "ENDSEC" << endl; //end of entities section
// write Blocks if exist
writeBlocksSection();
if (!m_ssBlock.str().empty()) {
// (*m_ofs) << " 0" << endl;
// (*m_ofs) << "SECTION" << endl;
// (*m_ofs) << " 2" << endl;
// (*m_ofs) << "BLOCKS" << endl;
(*m_ofs) << m_ssBlock.str();
}
(*m_ofs) << " 0" << endl; //end blocks section
(*m_ofs) << "ENDSEC" << endl;
// end
(*m_ofs) << " 0" << endl;
(*m_ofs) << "EOF";
delete m_ofs;
}
void CDxfWrite::WriteLine(const double* s, const double* e, const char* layer_name)
{
(*m_ofs) << " 0" << endl;
(*m_ofs) << "LINE" << endl;
(*m_ofs) << " 8" << endl; // Group code for layer name
(*m_ofs) << layer_name << endl; // Layer number
(*m_ofs) << " 10" << endl; // Start point of line
(*m_ofs) << s[0] << endl; // X in WCS coordinates
(*m_ofs) << " 20" << endl;
(*m_ofs) << s[1] << endl; // Y in WCS coordinates
(*m_ofs) << " 30" << endl;
(*m_ofs) << s[2] << endl; // Z in WCS coordinates
(*m_ofs) << " 11" << endl; // End point of line
(*m_ofs) << e[0] << endl; // X in WCS coordinates
(*m_ofs) << " 21" << endl;
(*m_ofs) << e[1] << endl; // Y in WCS coordinates
(*m_ofs) << " 31" << endl;
(*m_ofs) << e[2] << endl; // Z in WCS coordinates
}
//***************************
//WriteLWPolyLine (Note: LWPolyline might not be supported in R12
//added by Wandererfan 2018 (wandererfan@gmail.com) for FreeCAD project
void CDxfWrite::WriteLWPolyLine(LWPolyDataOut pd, const char* layer_name)
{
(*m_ofs) << " 0" << endl;
(*m_ofs) << "LWPOLYLINE" << endl;
(*m_ofs) << " 8" << endl; // Group code for layer name
(*m_ofs) << layer_name << endl; // Layer name
// (*m_ofs) << "100" << endl; //100 groups are not part of R12
// (*m_ofs) << "AcDbPolyline" << endl;
(*m_ofs) << " 90" << endl;
(*m_ofs) << pd.nVert << endl; // number of vertices
(*m_ofs) << " 70" << endl;
(*m_ofs) << pd.Flag << endl;
(*m_ofs) << " 43" << endl;
(*m_ofs) << pd.Width << endl; //Constant width opt
(*m_ofs) << " 38" << endl;
(*m_ofs) << pd.Elev << endl; // Elevation
(*m_ofs) << " 39" << endl;
(*m_ofs) << pd.Thick << endl; // Thickness
for (auto& p: pd.Verts) {
(*m_ofs) << " 10" << endl; // Vertices
(*m_ofs) << p.x << endl;
(*m_ofs) << " 20" << endl;
(*m_ofs) << p.y << endl;
}
for (auto& s: pd.StartWidth) {
(*m_ofs) << " 40" << endl;
(*m_ofs) << s << endl; // Start Width
}
for (auto& e: pd.EndWidth) {
(*m_ofs) << " 41" << endl;
(*m_ofs) << e << endl; // End Width
}
for (auto& b: pd.Bulge) { // Bulge
(*m_ofs) << " 42" << endl;
(*m_ofs) << b << endl;
}
(*m_ofs) << "210" << endl; //Extrusion dir
(*m_ofs) << pd.Extr.x << endl;
(*m_ofs) << "220" << endl;
(*m_ofs) << pd.Extr.y << endl;
(*m_ofs) << "230" << endl;
(*m_ofs) << pd.Extr.z << endl;
}
//***************************
//WritePolyline
//added by Wandererfan 2018 (wandererfan@gmail.com) for FreeCAD project
void CDxfWrite::WritePolyline(LWPolyDataOut pd, const char* layer_name)
{
(*m_ofs) << " 0" << endl;
(*m_ofs) << "POLYLINE" << endl;
(*m_ofs) << " 8" << endl;
(*m_ofs) << layer_name << endl; // Layer name
(*m_ofs) << " 66" << endl;
(*m_ofs) << " 1" << endl; // vertices follow
// (*m_ofs) << "100" << endl; //100 groups are not part of R12
// (*m_ofs) << "AcDbPolyline" << endl;
(*m_ofs) << " 10" << endl;
(*m_ofs) << "0.0" << endl;
(*m_ofs) << " 20" << endl;
(*m_ofs) << "0.0" << endl;
(*m_ofs) << " 30" << endl;
(*m_ofs) << "0.0" << endl;
(*m_ofs) << " 70" << endl;
(*m_ofs) << "0" << endl;
for (auto& p: pd.Verts) {
(*m_ofs) << " 0" << endl;
(*m_ofs) << "VERTEX" << endl;
(*m_ofs) << " 8" << endl;
(*m_ofs) << layer_name << endl; // Layer name
(*m_ofs) << " 10" << endl; // Vertices
(*m_ofs) << p.x << endl;
(*m_ofs) << " 20" << endl;
(*m_ofs) << p.y << endl;
(*m_ofs) << " 30" << endl;
(*m_ofs) << "0.0" << endl;
}
(*m_ofs) << " 0" << endl;
(*m_ofs) << "SEQEND" << endl;
(*m_ofs) << " 8" << endl;
(*m_ofs) << layer_name << endl;
}
void CDxfWrite::WritePoint(const double* s, const char* layer_name)
{
(*m_ofs) << " 0" << endl;
(*m_ofs) << "POINT" << endl;
(*m_ofs) << " 8" << endl; // Group code for layer name
(*m_ofs) << layer_name << endl; // Layer name
// (*m_ofs) << "100" << endl;
// (*m_ofs) << "AcDbPoint" << endl;
(*m_ofs) << " 10" << endl;
(*m_ofs) << s[0] << endl; // X in WCS coordinates
(*m_ofs) << " 20" << endl;
(*m_ofs) << s[1] << endl; // Y in WCS coordinates
(*m_ofs) << " 30" << endl;
(*m_ofs) << s[2] << endl; // Z in WCS coordinates
}
void CDxfWrite::WriteArc(const double* s, const double* e, const double* c, bool dir, const char* layer_name)
{
double ax = s[0] - c[0];
double ay = s[1] - c[1];
double bx = e[0] - c[0];
double by = e[1] - c[1];
double start_angle = atan2(ay, ax) * 180/Pi;
double end_angle = atan2(by, bx) * 180/Pi;
double radius = sqrt(ax*ax + ay*ay);
if(!dir){
double temp = start_angle;
start_angle = end_angle;
end_angle = temp;
}
(*m_ofs) << " 0" << endl;
(*m_ofs) << "ARC" << endl;
(*m_ofs) << " 8" << endl; // Group code for layer name
(*m_ofs) << layer_name << endl; // Layer number
(*m_ofs) << " 10" << endl; // Centre X
(*m_ofs) << c[0] << endl; // X in WCS coordinates
(*m_ofs) << " 20" << endl;
(*m_ofs) << c[1] << endl; // Y in WCS coordinates
(*m_ofs) << " 30" << endl;
(*m_ofs) << c[2] << endl; // Z in WCS coordinates
(*m_ofs) << " 40" << endl; //
(*m_ofs) << radius << endl; // Radius
(*m_ofs) << " 50" << endl;
(*m_ofs) << start_angle << endl; // Start angle
(*m_ofs) << " 51" << endl;
(*m_ofs) << end_angle << endl; // End angle
}
void CDxfWrite::WriteCircle(const double* c, double radius, const char* layer_name)
{
(*m_ofs) << " 0" << endl;
(*m_ofs) << "CIRCLE" << endl;
(*m_ofs) << " 8" << endl; // Group code for layer name
(*m_ofs) << layer_name << endl; // Layer number
(*m_ofs) << " 10" << endl; // Centre X
(*m_ofs) << c[0] << endl; // X in WCS coordinates
(*m_ofs) << " 20" << endl;
(*m_ofs) << c[1] << endl; // Y in WCS coordinates
(*m_ofs) << " 30" << endl;
(*m_ofs) << c[2] << endl; // Z in WCS coordinates
(*m_ofs) << " 40" << endl; //
(*m_ofs) << radius << endl; // Radius
}
void CDxfWrite::WriteEllipse(const double* c, double major_radius, double minor_radius, double rotation, double start_angle, double end_angle, bool endIsCW, const char* layer_name )
{
double m[3];
m[2]=0;
m[0] = major_radius * sin(rotation);
m[1] = major_radius * cos(rotation);
double ratio = minor_radius/major_radius;
if(!endIsCW){ //end is NOT CW from start
double temp = start_angle;
start_angle = end_angle;
end_angle = temp;
}
(*m_ofs) << " 0" << endl;
(*m_ofs) << "ELLIPSE" << endl;
(*m_ofs) << " 8" << endl; // Group code for layer name
(*m_ofs) << layer_name << endl; // Layer number
(*m_ofs) << " 10" << endl; // Centre X
(*m_ofs) << c[0] << endl; // X in WCS coordinates
(*m_ofs) << " 20" << endl;
(*m_ofs) << c[1] << endl; // Y in WCS coordinates
(*m_ofs) << " 30" << endl;
(*m_ofs) << c[2] << endl; // Z in WCS coordinates
(*m_ofs) << " 40" << endl; //
(*m_ofs) << ratio << endl; // Ratio
(*m_ofs) << " 11" << endl; //
(*m_ofs) << m[0] << endl; // Major X
(*m_ofs) << " 21" << endl;
(*m_ofs) << m[1] << endl; // Major Y
(*m_ofs) << " 31" << endl;
(*m_ofs) << m[2] << endl; // Major Z
// 210,220,230 extrusion direction X,Y,Z
(*m_ofs) << " 41" << endl;
(*m_ofs) << start_angle << endl; // Start angle (radians [0..2pi])
(*m_ofs) << " 42" << endl;
(*m_ofs) << end_angle << endl; // End angle
}
//***************************
//WriteSpline
//added by Wandererfan 2018 (wandererfan@gmail.com) for FreeCAD project
void CDxfWrite::WriteSpline(SplineDataOut sd, const char* layer_name)
{
(*m_ofs) << " 0" << endl;
(*m_ofs) << "SPLINE" << endl;
(*m_ofs) << " 8" << endl; // Group code for layer name
(*m_ofs) << layer_name << endl; // Layer name
// (*m_ofs) << "100" << endl;
// (*m_ofs) << "AcDbEntity" << endl;
// (*m_ofs) << "100" << endl;
// (*m_ofs) << "AcDbSpline" << endl;
//normal 210,220,230
(*m_ofs) << " 70" << endl;
(*m_ofs) << sd.flag << endl; //flags
(*m_ofs) << " 71" << endl;
(*m_ofs) << sd.degree << endl;
(*m_ofs) << " 72" << endl;
(*m_ofs) << sd.knots << endl;
(*m_ofs) << " 73" << endl;
(*m_ofs) << sd.control_points << endl;
(*m_ofs) << " 74" << endl;
(*m_ofs) << 0 << endl;
(*m_ofs) << " 12" << endl;
(*m_ofs) << sd.starttan.x << endl;
(*m_ofs) << " 22" << endl;
(*m_ofs) << sd.starttan.y << endl;
(*m_ofs) << " 32" << endl;
(*m_ofs) << sd.starttan.z << endl;
(*m_ofs) << " 13" << endl;
(*m_ofs) << sd.endtan.x << endl;
(*m_ofs) << " 23" << endl;
(*m_ofs) << sd.endtan.y << endl;
(*m_ofs) << " 33" << endl;
(*m_ofs) << sd.endtan.z << endl;
for (auto& k: sd.knot) {
(*m_ofs) << " 40" << endl;
(*m_ofs) << k << endl;
}
for (auto& w : sd.weight) {
(*m_ofs) << " 41" << endl;
(*m_ofs) << w << endl;
}
for (auto& c: sd.control) {
(*m_ofs) << " 10" << endl;
(*m_ofs) << c.x << endl; // X in WCS coordinates
(*m_ofs) << " 20" << endl;
(*m_ofs) << c.y << endl; // Y in WCS coordinates
(*m_ofs) << " 30" << endl;
(*m_ofs) << c.z << endl; // Z in WCS coordinates
}
for (auto& f: sd.fit) {
(*m_ofs) << " 11" << endl;
(*m_ofs) << f.x << endl; // X in WCS coordinates
(*m_ofs) << " 21" << endl;
(*m_ofs) << f.y << endl; // Y in WCS coordinates
(*m_ofs) << " 31" << endl;
(*m_ofs) << f.z << endl; // Z in WCS coordinates
}
}
//***************************
//WriteVertex
//added by Wandererfan 2018 (wandererfan@gmail.com) for FreeCAD project
void CDxfWrite::WriteVertex(double x, double y, double z, const char* layer_name)
{
(*m_ofs) << " 0" << endl;
(*m_ofs) << "VERTEX" << endl;
(*m_ofs) << " 8" << endl;
(*m_ofs) << layer_name << endl;
// (*m_ofs) << "100" << endl;
// (*m_ofs) << "AcDbEntity" << endl;
// (*m_ofs) << "100" << endl;
// (*m_ofs) << "AcDbVertex" << endl;
(*m_ofs) << " 10" << endl;
(*m_ofs) << x << endl;
(*m_ofs) << " 20" << endl;
(*m_ofs) << y << endl;
(*m_ofs) << " 30" << endl;
(*m_ofs) << z << endl;
(*m_ofs) << " 70" << endl; //flag
(*m_ofs) << 0 << endl;
}
//***************************
//WriteText
//added by Wandererfan 2018 (wandererfan@gmail.com) for FreeCAD project
void CDxfWrite::WriteText(const char* text, const double* location1, const double* location2,
const double height, const int horizJust, const char* layer_name)
{
(*m_ofs) << " 0" << endl;
(*m_ofs) << "TEXT" << endl;
(*m_ofs) << " 8" << endl;
(*m_ofs) << layer_name << endl;
// (*m_ofs) << "100" << endl;
// (*m_ofs) << "AcDbEntity" << endl;
// (*m_ofs) << "100" << endl;
// (*m_ofs) << "AcDbText" << endl;
(*m_ofs) << " 39" << endl;
(*m_ofs) << 0 << endl; //thickness
(*m_ofs) << " 10" << endl; //first alignment point
(*m_ofs) << location1[0] << endl;
(*m_ofs) << " 20" << endl;
(*m_ofs) << location1[1] << endl;
(*m_ofs) << " 30" << endl;
(*m_ofs) << location1[2] << endl;
(*m_ofs) << " 40" << endl;
(*m_ofs) << height << endl;
(*m_ofs) << 1 << endl;
(*m_ofs) << text << endl;
(*m_ofs) << " 50" << endl;
(*m_ofs) << 0 << endl; //rotation
(*m_ofs) << " 7" << endl;
(*m_ofs) << "STANDARD" << endl; //style
// (*m_ofs) << " 71" << endl; //default
// (*m_ofs) << "0" << endl;
(*m_ofs) << " 72" << endl;
(*m_ofs) << horizJust << endl;
(*m_ofs) << " 73" << endl;
(*m_ofs) << "0" << endl;
(*m_ofs) << " 11" << endl; //second alignment point
(*m_ofs) << location2[0] << endl;
(*m_ofs) << " 21" << endl;
(*m_ofs) << location2[1] << endl;
(*m_ofs) << " 31" << endl;
(*m_ofs) << location2[2] << endl;
}
//***************************
//WriteLinearDim
//added by Wandererfan 2018 (wandererfan@gmail.com) for FreeCAD project
void CDxfWrite::WriteLinearDim(const double* textMidPoint, const double* lineDefPoint,
const double* extLine1, const double* extLine2,
const char* dimText,
const char* layer_name)
//const char* blockName, const int dimType, const int attachPoint,
{
(*m_ofs) << " 0" << endl;
(*m_ofs) << "DIMENSION" << endl;
(*m_ofs) << " 8" << endl;
(*m_ofs) << layer_name << endl;
// (*m_ofs) << "100" << endl;
// (*m_ofs) << "AcDbEntity" << endl;
// (*m_ofs) << "100" << endl;
// (*m_ofs) << "AcDbDimension" << endl;
(*m_ofs) << " 2" << endl;
(*m_ofs) << "*" << layer_name << endl; // blockName
(*m_ofs) << " 10" << endl; //dimension line definition point
(*m_ofs) << lineDefPoint[0] << endl;
(*m_ofs) << " 20" << endl;
(*m_ofs) << lineDefPoint[1] << endl;
(*m_ofs) << " 30" << endl;
(*m_ofs) << lineDefPoint[2] << endl;
(*m_ofs) << " 11" << endl; //text mid point
(*m_ofs) << textMidPoint[0] << endl;
(*m_ofs) << " 21" << endl;
(*m_ofs) << textMidPoint[1] << endl;
(*m_ofs) << " 31" << endl;
(*m_ofs) << textMidPoint[2] << endl;
(*m_ofs) << " 70" << endl;
(*m_ofs) << 1 << endl; // dimType1 = Aligned
// (*m_ofs) << " 71" << endl; // not R12
// (*m_ofs) << 1 << endl; // attachPoint ??1 = topleft
(*m_ofs) << " 1" << endl;
(*m_ofs) << dimText << endl;
(*m_ofs) << " 3" << endl;
(*m_ofs) << "STANDARD" << endl; //style
//linear dims
// (*m_ofs) << "100" << endl;
// (*m_ofs) << "AcDbAlignedDimension" << endl;
(*m_ofs) << " 13" << endl;
(*m_ofs) << extLine1[0] << endl;
(*m_ofs) << " 23" << endl;
(*m_ofs) << extLine1[1] << endl;
(*m_ofs) << " 33" << endl;
(*m_ofs) << extLine1[2] << endl;
(*m_ofs) << " 14" << endl;
(*m_ofs) << extLine2[0] << endl;
(*m_ofs) << " 24" << endl;
(*m_ofs) << extLine2[1] << endl;
(*m_ofs) << " 34" << endl;
(*m_ofs) << extLine2[2] << endl;
writeDimBlockPreamble(layer_name);
writeLinearDimBlock(textMidPoint,lineDefPoint,
extLine1, extLine2,
dimText);
}
//***************************
//WriteAngularDim
//added by Wandererfan 2018 (wandererfan@gmail.com) for FreeCAD project
void CDxfWrite::WriteAngularDim(const double* textMidPoint, const double* lineDefPoint,
const double* startExt1, const double* endExt1,
const double* startExt2, const double* endExt2,
const char* dimText,
const char* layer_name)
{
(*m_ofs) << " 0" << endl;
(*m_ofs) << "DIMENSION" << endl;
(*m_ofs) << " 8" << endl;
(*m_ofs) << layer_name << endl;
// (*m_ofs) << "100" << endl;
// (*m_ofs) << "AcDbEntity" << endl;
// (*m_ofs) << "100" << endl;
// (*m_ofs) << "AcDbDimension" << endl;
(*m_ofs) << " 2" << endl;
(*m_ofs) << "*" << layer_name << endl; // blockName
(*m_ofs) << " 10" << endl;
(*m_ofs) << endExt2[0] << endl;
(*m_ofs) << " 20" << endl;
(*m_ofs) << endExt2[1] << endl;
(*m_ofs) << " 30" << endl;
(*m_ofs) << endExt2[2] << endl;
(*m_ofs) << " 11" << endl;
(*m_ofs) << textMidPoint[0] << endl;
(*m_ofs) << " 21" << endl;
(*m_ofs) << textMidPoint[1] << endl;
(*m_ofs) << " 31" << endl;
(*m_ofs) << textMidPoint[2] << endl;
(*m_ofs) << " 70" << endl;
(*m_ofs) << 2 << endl; // dimType 2 = Angular 5 = Angular 3 point
// +32 for block?? (not R12)
// (*m_ofs) << " 71" << endl; // not R12
// (*m_ofs) << 5 << endl; // attachPoint 5 = middle
(*m_ofs) << " 1" << endl;
(*m_ofs) << dimText << endl;
(*m_ofs) << " 3" << endl;
(*m_ofs) << "STANDARD" << endl; //style
//angular dims
// (*m_ofs) << "100" << endl;
// (*m_ofs) << "AcDb2LineAngularDimension" << endl;
(*m_ofs) << " 13" << endl;
(*m_ofs) << startExt1[0] << endl;
(*m_ofs) << " 23" << endl;
(*m_ofs) << startExt1[1] << endl;
(*m_ofs) << " 33" << endl;
(*m_ofs) << startExt1[2] << endl;
(*m_ofs) << " 14" << endl;
(*m_ofs) << endExt1[0] << endl;
(*m_ofs) << " 24" << endl;
(*m_ofs) << endExt1[1] << endl;
(*m_ofs) << " 34" << endl;
(*m_ofs) << endExt1[2] << endl;
(*m_ofs) << " 15" << endl;
(*m_ofs) << startExt2[0] << endl;
(*m_ofs) << " 25" << endl;
(*m_ofs) << startExt2[1] << endl;
(*m_ofs) << " 35" << endl;
(*m_ofs) << startExt2[2] << endl;
(*m_ofs) << " 16" << endl;
(*m_ofs) << lineDefPoint[0] << endl;
(*m_ofs) << " 26" << endl;
(*m_ofs) << lineDefPoint[1] << endl;
(*m_ofs) << " 36" << endl;
(*m_ofs) << lineDefPoint[2] << endl;
writeDimBlockPreamble(layer_name);
writeAngularDimBlock(textMidPoint, lineDefPoint,
startExt1, endExt1,
startExt2, endExt2,
dimText);
}
//***************************
//WriteRadialDim
//added by Wandererfan 2018 (wandererfan@gmail.com) for FreeCAD project
void CDxfWrite::WriteRadialDim(const double* centerPoint, const double* textMidPoint,
const double* arcPoint,
const char* dimText,
const char* layer_name)
{
(*m_ofs) << " 0" << endl;
(*m_ofs) << "DIMENSION" << endl;
(*m_ofs) << " 8" << endl;
(*m_ofs) << layer_name << endl;
// (*m_ofs) << "100" << endl;
// (*m_ofs) << "AcDbEntity" << endl;
// (*m_ofs) << "100" << endl;
// (*m_ofs) << "AcDbDimension" << endl;
(*m_ofs) << " 2" << endl;
(*m_ofs) << "*" << layer_name << endl; // blockName
(*m_ofs) << " 10" << endl; // arc center point
(*m_ofs) << centerPoint[0] << endl;
(*m_ofs) << " 20" << endl;
(*m_ofs) << centerPoint[1] << endl;
(*m_ofs) << " 30" << endl;
(*m_ofs) << centerPoint[2] << endl;
(*m_ofs) << " 11" << endl; //text mid point
(*m_ofs) << textMidPoint[0] << endl;
(*m_ofs) << " 21" << endl;
(*m_ofs) << textMidPoint[1] << endl;
(*m_ofs) << " 31" << endl;
(*m_ofs) << textMidPoint[2] << endl;
(*m_ofs) << " 70" << endl;
(*m_ofs) << 4 << endl; // dimType 4 = Radius
// (*m_ofs) << " 71" << endl; // not R12
// (*m_ofs) << 1 << endl; // attachPoint 5 = middle center
(*m_ofs) << " 1" << endl;
(*m_ofs) << dimText << endl;
(*m_ofs) << " 3" << endl;
(*m_ofs) << "STANDARD" << endl; //style
//radial dims
// (*m_ofs) << "100" << endl;
// (*m_ofs) << "AcDbRadialDimension" << endl;
(*m_ofs) << " 15" << endl;
(*m_ofs) << arcPoint[0] << endl;
(*m_ofs) << " 25" << endl;
(*m_ofs) << arcPoint[1] << endl;
(*m_ofs) << " 35" << endl;
(*m_ofs) << arcPoint[2] << endl;
(*m_ofs) << " 40" << endl; // leader length????
(*m_ofs) << 0 << endl;
writeDimBlockPreamble(layer_name);
writeRadialDimBlock(centerPoint, textMidPoint, arcPoint, dimText);
}
//***************************
//WriteDiametricDim
//added by Wandererfan 2018 (wandererfan@gmail.com) for FreeCAD project
void CDxfWrite::WriteDiametricDim(const double* textMidPoint,
const double* arcPoint1, const double* arcPoint2,
const char* dimText,
const char* layer_name)
{
(*m_ofs) << " 0" << endl;
(*m_ofs) << "DIMENSION" << endl;
(*m_ofs) << " 8" << endl;
(*m_ofs) << layer_name << endl;
// (*m_ofs) << "100" << endl;
// (*m_ofs) << "AcDbEntity" << endl;
// (*m_ofs) << "100" << endl;
// (*m_ofs) << "AcDbDimension" << endl;
(*m_ofs) << " 2" << endl;
(*m_ofs) << "*" << layer_name << endl; // blockName
(*m_ofs) << " 10" << endl;
(*m_ofs) << arcPoint1[0] << endl;
(*m_ofs) << " 20" << endl;
(*m_ofs) << arcPoint1[1] << endl;
(*m_ofs) << " 30" << endl;
(*m_ofs) << arcPoint1[2] << endl;
(*m_ofs) << " 11" << endl; //text mid point
(*m_ofs) << textMidPoint[0] << endl;
(*m_ofs) << " 21" << endl;
(*m_ofs) << textMidPoint[1] << endl;
(*m_ofs) << " 31" << endl;
(*m_ofs) << textMidPoint[2] << endl;
(*m_ofs) << " 70" << endl;
(*m_ofs) << 3 << endl; // dimType 3 = Diameter
// (*m_ofs) << " 71" << endl; // not R12
// (*m_ofs) << 5 << endl; // attachPoint 5 = middle center
(*m_ofs) << " 1" << endl;
(*m_ofs) << dimText << endl;
(*m_ofs) << " 3" << endl;
(*m_ofs) << "STANDARD" << endl; //style
//diametric dims
// (*m_ofs) << "100" << endl;
// (*m_ofs) << "AcDbDiametricDimension" << endl;
(*m_ofs) << " 15" << endl;
(*m_ofs) << arcPoint2[0] << endl;
(*m_ofs) << " 25" << endl;
(*m_ofs) << arcPoint2[1] << endl;
(*m_ofs) << " 35" << endl;
(*m_ofs) << arcPoint2[2] << endl;
(*m_ofs) << " 40" << endl; // leader length????
(*m_ofs) << 0 << endl;
writeDimBlockPreamble(layer_name);
writeDiametricDimBlock(textMidPoint, arcPoint1, arcPoint2, dimText);
}
//***************************
//WriteDimBlockPreamble
//added by Wandererfan 2018 (wandererfan@gmail.com) for FreeCAD project
void CDxfWrite::writeDimBlockPreamble(const char* layer_name)
{
m_ssBlock << " 0" << endl;
m_ssBlock << "BLOCK" << endl;
m_ssBlock << " 8" << endl;
m_ssBlock << layer_name << endl;
m_ssBlock << " 2" << endl;
m_ssBlock << "*" << layer_name << endl; // blockName
m_ssBlock << " 10" << endl;
m_ssBlock << 0.0 << endl;
m_ssBlock << " 20" << endl;
m_ssBlock << 0.0 << endl;
m_ssBlock << " 30" << endl;
m_ssBlock << 0.0 << endl;
m_ssBlock << " 3" << endl;
m_ssBlock << "*" << layer_name << endl; // blockName
m_ssBlock << " 70" << endl;
m_ssBlock << "1" << endl;
}
//***************************
//writeLinearDimBlock
//added by Wandererfan 2018 (wandererfan@gmail.com) for FreeCAD project
void CDxfWrite::writeLinearDimBlock(const double* textMidPoint, const double* dimLine,
const double* e1Start, const double* e2Start,
const char* dimText)
{
Base::Vector3d e1S(e1Start[0],e1Start[1],e1Start[2]);
Base::Vector3d e2S(e2Start[0],e2Start[1],e2Start[2]);
Base::Vector3d dl(dimLine[0],dimLine[1],dimLine[2]); //point on DimLine (somewhere!)
Base::Vector3d perp = dl.DistanceToLineSegment(e2S,e1S);
Base::Vector3d e1E = e1S - perp;
Base::Vector3d e2E = e2S - perp;
Base::Vector3d para = e1E - e2E;
Base::Vector3d X(1.0,0.0,0.0);
double angle = para.GetAngle(X);
angle = angle * 180.0 / Pi;
double arrowLen = 5.0; //magic number
double arrowWidth = arrowLen/6.0/2.0; //magic number calc!
m_ssBlock << " 0" << endl;
m_ssBlock << "LINE" << endl; //extension line 2
m_ssBlock << " 8" << endl;
m_ssBlock << "0" << endl;
m_ssBlock << " 62" << endl;
m_ssBlock << " 0" << endl;
m_ssBlock << " 10" << endl;
m_ssBlock << e2Start[0] << endl;
m_ssBlock << " 20" << endl;
m_ssBlock << e2Start[1] << endl;
m_ssBlock << " 30" << endl;
m_ssBlock << e2Start[2] << endl;
m_ssBlock << " 11" << endl;
m_ssBlock << e2E.x << endl;
m_ssBlock << " 21" << endl;
m_ssBlock << e2E.y << endl;
m_ssBlock << " 31" << endl;
m_ssBlock << e2E.z << endl;
m_ssBlock << " 0" << endl;
m_ssBlock << "LINE" << endl; //extension line 1
m_ssBlock << " 8" << endl;
m_ssBlock << "0" << endl;
m_ssBlock << " 62" << endl;
m_ssBlock << " 0" << endl;
m_ssBlock << " 10" << endl;
m_ssBlock << e1Start[0] << endl;
m_ssBlock << " 20" << endl;
m_ssBlock << e1Start[1] << endl;
m_ssBlock << " 30" << endl;
m_ssBlock << e1Start[2] << endl;
m_ssBlock << " 11" << endl;
m_ssBlock << e1E.x << endl;
m_ssBlock << " 21" << endl;
m_ssBlock << e1E.y << endl;
m_ssBlock << " 31" << endl;
m_ssBlock << e1E.z << endl;
m_ssBlock << " 0" << endl;
m_ssBlock << "LINE" << endl; //dimension line
m_ssBlock << " 8" << endl;
m_ssBlock << "0" << endl;
m_ssBlock << " 62" << endl;
m_ssBlock << " 0" << endl;
m_ssBlock << " 10" << endl;
m_ssBlock << e1E.x << endl;
m_ssBlock << " 20" << endl;
m_ssBlock << e1E.y << endl;
m_ssBlock << " 30" << endl;
m_ssBlock << e1E.z << endl;
m_ssBlock << " 11" << endl;
m_ssBlock << e2E.x << endl;
m_ssBlock << " 21" << endl;
m_ssBlock << e2E.y << endl;
m_ssBlock << " 31" << endl;
m_ssBlock << e2E.z << endl;
m_ssBlock << " 0" << endl;
m_ssBlock << "TEXT" << endl; //dim text
m_ssBlock << " 8" << endl;
m_ssBlock << "0" << endl;
m_ssBlock << " 6" << endl;
m_ssBlock << "CONTINUOUS" << endl;
m_ssBlock << " 62" << endl;
m_ssBlock << " 0" << endl;
m_ssBlock << " 10" << endl;
m_ssBlock << textMidPoint[0] << endl;
m_ssBlock << " 20" << endl;
m_ssBlock << textMidPoint[1] << endl;
m_ssBlock << " 30" << endl;
m_ssBlock << textMidPoint[2] << endl;
m_ssBlock << " 40" << endl;
m_ssBlock << "3.5" << endl;
m_ssBlock << " 1" << endl;
m_ssBlock << dimText << endl;
// m_ssBlock << " 50" << endl;
// m_ssBlock << angle << endl;
perp.Normalize();
para.Normalize();
Base::Vector3d arrowStart = e1E;
Base::Vector3d barb1 = arrowStart + perp*arrowWidth - para*arrowLen;
Base::Vector3d barb2 = arrowStart - perp*arrowWidth - para*arrowLen;
m_ssBlock << " 0" << endl;
m_ssBlock << "SOLID" << endl; //arrowhead 1
m_ssBlock << " 8" << endl;
m_ssBlock << "0" << endl;
m_ssBlock << " 62" << endl;
m_ssBlock << " 0" << endl;
m_ssBlock << " 10" << endl;
m_ssBlock << barb1.x << endl;
m_ssBlock << " 20" << endl;
m_ssBlock << barb1.y << endl;
m_ssBlock << " 30" << endl;
m_ssBlock << barb1.z << endl;
m_ssBlock << " 11" << endl;
m_ssBlock << barb2.x << endl;
m_ssBlock << " 21" << endl;
m_ssBlock << barb2.y << endl;
m_ssBlock << " 31" << endl;
m_ssBlock << barb2.z << endl;
m_ssBlock << " 12" << endl;
m_ssBlock << e1E.x << endl;
m_ssBlock << " 22" << endl;
m_ssBlock << e1E.y << endl;
m_ssBlock << " 32" << endl;
m_ssBlock << e1E.z << endl;
m_ssBlock << " 13" << endl;
m_ssBlock << e1E.x << endl;
m_ssBlock << " 23" << endl;
m_ssBlock << e1E.y << endl;
m_ssBlock << " 33" << endl;
m_ssBlock << e1E.z << endl;
arrowStart = e2E;
barb1 = arrowStart + perp*arrowWidth + para*arrowLen;
barb2 = arrowStart - perp*arrowWidth + para*arrowLen;
m_ssBlock << " 0" << endl;
m_ssBlock << "SOLID" << endl; //arrowhead 2
m_ssBlock << " 8" << endl;
m_ssBlock << "0" << endl;
m_ssBlock << " 62" << endl;
m_ssBlock << " 0" << endl;
m_ssBlock << " 10" << endl;
m_ssBlock << barb1.x << endl;
m_ssBlock << " 20" << endl;
m_ssBlock << barb1.y << endl;
m_ssBlock << " 30" << endl;
m_ssBlock << barb1.z << endl;
m_ssBlock << " 11" << endl;
m_ssBlock << barb2.x << endl;
m_ssBlock << " 21" << endl;
m_ssBlock << barb2.y << endl;
m_ssBlock << " 31" << endl;
m_ssBlock << barb2.z << endl;
m_ssBlock << " 12" << endl;
m_ssBlock << e2E.x << endl;
m_ssBlock << " 22" << endl;
m_ssBlock << e2E.y << endl;
m_ssBlock << " 32" << endl;
m_ssBlock << e2E.z << endl;
m_ssBlock << " 13" << endl;
m_ssBlock << e2E.x << endl;
m_ssBlock << " 23" << endl;
m_ssBlock << e2E.y << endl;
m_ssBlock << " 33" << endl;
m_ssBlock << e2E.z << endl;
m_ssBlock << " 0" << endl;
m_ssBlock << "ENDBLK" << endl;
}
//***************************
//writeAngularDimBlock
//added by Wandererfan 2018 (wandererfan@gmail.com) for FreeCAD project
void CDxfWrite::writeAngularDimBlock(const double* textMidPoint, const double* lineDefPoint,
const double* startExt1, const double* endExt1,
const double* startExt2, const double* endExt2,
const char* dimText)
{
Base::Vector3d e1S(startExt1[0],startExt1[1],startExt1[2]); //apex
Base::Vector3d e2S(startExt2[0],startExt2[1],startExt2[2]);
Base::Vector3d e1E(endExt1[0],endExt1[1],endExt1[2]);
Base::Vector3d e2E(endExt2[0],endExt2[1],endExt2[2]);
Base::Vector3d e1 = e1E - e1S;
Base::Vector3d e2 = e2E - e2S;
double startAngle = atan2(e2.y,e2.x);
double endAngle = atan2(e1.y,e1.x);
double span = fabs(endAngle - startAngle);
double offset = span * 0.10;
if (startAngle < 0) {
startAngle += 2.0 * Pi;
}
if (endAngle < 0) {
endAngle += 2.0 * Pi;
}
Base::Vector3d startOff(cos(startAngle + offset),sin(startAngle + offset),0.0);
Base::Vector3d endOff(cos(endAngle - offset),sin(endAngle - offset),0.0);
startAngle = startAngle * 180.0 / Pi;
endAngle = endAngle * 180.0 / Pi;
Base::Vector3d linePt(lineDefPoint[0],lineDefPoint[1],lineDefPoint[2]);
double radius = (e2S - linePt).Length();
m_ssBlock << " 0" << endl;
m_ssBlock << "ARC" << endl; //dimline arc
m_ssBlock << " 8" << endl;
m_ssBlock << "0" << endl;
m_ssBlock << " 62" << endl;
m_ssBlock << " 0" << endl;
m_ssBlock << " 10" << endl;
m_ssBlock << startExt2[0] << endl; //arc center
m_ssBlock << " 20" << endl;
m_ssBlock << startExt2[1] << endl;
m_ssBlock << " 30" << endl;
m_ssBlock << startExt2[2] << endl;
m_ssBlock << " 40" << endl;
m_ssBlock << radius << endl; //radius
m_ssBlock << " 50" << endl;
m_ssBlock << startAngle << endl; //start angle
m_ssBlock << " 51" << endl;
m_ssBlock << endAngle << endl; //end angle
m_ssBlock << " 0" << endl;
m_ssBlock << "TEXT" << endl; //dim text
m_ssBlock << " 8" << endl;
m_ssBlock << "0" << endl;
m_ssBlock << " 6" << endl;
m_ssBlock << "CONTINUOUS" << endl;
m_ssBlock << " 62" << endl;
m_ssBlock << " 0" << endl;
m_ssBlock << " 10" << endl;
m_ssBlock << textMidPoint[0] << endl;
m_ssBlock << " 20" << endl;
m_ssBlock << textMidPoint[1] << endl;
m_ssBlock << " 30" << endl;
m_ssBlock << textMidPoint[2] << endl;
m_ssBlock << " 40" << endl;
m_ssBlock << "3.5" << endl;
m_ssBlock << " 1" << endl;
m_ssBlock << dimText << endl;
// m_ssBlock << " 50" << endl;
// m_ssBlock << 0 << endl;
e1.Normalize();
e2.Normalize();
Base::Vector3d arrow1Start = e1S + e1 * radius;
Base::Vector3d arrow2Start = e2S + e2 * radius;
//wf: idk why the Tan pts have to be reversed. something to do with CW angles in Dxf?
Base::Vector3d endTan = e1S + (startOff * radius);
Base::Vector3d startTan = e2S + (endOff * radius);
Base::Vector3d tanP1 = (arrow1Start - startTan).Normalize();
Base::Vector3d perp1(-tanP1.y,tanP1.x,tanP1.z);
Base::Vector3d tanP2 = (arrow2Start - endTan).Normalize();
Base::Vector3d perp2(-tanP2.y,tanP2.x,tanP2.z);
double arrowLen = 5.0; //magic number
double arrowWidth = arrowLen/6.0/2.0; //magic number calc!
Base::Vector3d barb1 = arrow1Start + perp1*arrowWidth - tanP1*arrowLen;
Base::Vector3d barb2 = arrow1Start - perp1*arrowWidth - tanP1*arrowLen;
m_ssBlock << " 0" << endl;
m_ssBlock << "SOLID" << endl; //arrowhead 1
m_ssBlock << " 8" << endl;
m_ssBlock << "0" << endl;
m_ssBlock << " 62" << endl;
m_ssBlock << " 0" << endl;
m_ssBlock << " 10" << endl;
m_ssBlock << barb1.x << endl;
m_ssBlock << " 20" << endl;
m_ssBlock << barb1.y << endl;
m_ssBlock << " 30" << endl;
m_ssBlock << barb1.z << endl;
m_ssBlock << " 11" << endl;
m_ssBlock << barb2.x << endl;
m_ssBlock << " 21" << endl;
m_ssBlock << barb2.y << endl;
m_ssBlock << " 31" << endl;
m_ssBlock << barb2.z << endl;
m_ssBlock << " 12" << endl;
m_ssBlock << arrow1Start.x << endl;
m_ssBlock << " 22" << endl;
m_ssBlock << arrow1Start.y << endl;
m_ssBlock << " 32" << endl;
m_ssBlock << arrow1Start.z << endl;
m_ssBlock << " 13" << endl;
m_ssBlock << arrow1Start.x << endl;
m_ssBlock << " 23" << endl;
m_ssBlock << arrow1Start.y << endl;
m_ssBlock << " 33" << endl;
m_ssBlock << arrow1Start.z << endl;
barb1 = arrow2Start + perp2*arrowWidth - tanP2*arrowLen;
barb2 = arrow2Start - perp2*arrowWidth - tanP2*arrowLen;
m_ssBlock << " 0" << endl;
m_ssBlock << "SOLID" << endl; //arrowhead 2
m_ssBlock << " 8" << endl;
m_ssBlock << "0" << endl;
m_ssBlock << " 62" << endl;
m_ssBlock << " 0" << endl;
m_ssBlock << " 10" << endl;
m_ssBlock << barb1.x << endl;
m_ssBlock << " 20" << endl;
m_ssBlock << barb1.y << endl;
m_ssBlock << " 30" << endl;
m_ssBlock << barb1.z << endl;
m_ssBlock << " 11" << endl;
m_ssBlock << barb2.x << endl;
m_ssBlock << " 21" << endl;
m_ssBlock << barb2.y << endl;
m_ssBlock << " 31" << endl;
m_ssBlock << barb2.z << endl;
m_ssBlock << " 12" << endl;
m_ssBlock << arrow2Start.x << endl;
m_ssBlock << " 22" << endl;
m_ssBlock << arrow2Start.y << endl;
m_ssBlock << " 32" << endl;