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// Copyright (C) 1999-2018
// Smithsonian Astrophysical Observatory, Cambridge, MA, USA
// For conditions of distribution and use, see copyright notice in "copyright"
#include <tk.h>
#include "segment.h"
#include "fitsimage.h"
Segment::Segment(Base* p, const Vector& ctr,
const Vector& b)
: BasePolygon(p,ctr,b)
{
strcpy(type_, "segment");
reset(b);
}
Segment::Segment(Base* p, const Vector& ctr,
const Vector& b,
const char* clr, int* dsh,
int wth, const char* fnt, const char* txt,
unsigned short prop, const char* cmt,
const List<Tag>& tg, const List<CallBack>& cb)
: BasePolygon(p, ctr, b, clr, dsh, wth, fnt, txt, prop, cmt, tg, cb)
{
strcpy(type_, "segment");
reset(b);
}
Segment::Segment(Base* p, const List<Vertex>& v,
const char* clr, int* dsh,
int wth, const char* fnt, const char* txt,
unsigned short prop, const char* cmt,
const List<Tag>& tg, const List<CallBack>& cb)
: BasePolygon(p, v, clr, dsh, wth, fnt, txt, prop, cmt, tg, cb)
{
strcpy(type_, "segment");
}
void Segment::renderX(Drawable drawable, Coord::InternalSystem sys,
RenderMode mode)
{
GC lgc = renderXGC(mode);
vertex.head();
Vector v1;
Vector v2 = fwdMap(vertex.current()->vector,sys);
vertex.next();
do {
v1 = v2;
v2 = fwdMap(vertex.current()->vector,sys);
XDrawLine(display, drawable, lgc, v1[0], v1[1], v2[0], v2[1]);
} while (vertex.next());
}
void Segment::renderPS(PSColorSpace mode)
{
renderPSGC(mode);
vertex.head();
int first = 1;
ostringstream str;
do {
Vector v = fwdMap(vertex.current()->vector,Coord::CANVAS);
if (first) {
str << "newpath " << endl
<< parent->TkCanvasPs(v) << " moveto" << endl;
first = 0;
}
else
str << parent->TkCanvasPs(v) << " lineto" << endl;
} while (vertex.next());
str << "stroke" << endl << ends;
Tcl_AppendResult(parent->interp, str.str().c_str(), NULL);
}
#ifdef MAC_OSX_TK
void Segment::renderMACOSX()
{
renderMACOSXGC();
vertex.head();
Vector v1;
Vector v2 = fwdMap(vertex.current()->vector,Coord::CANVAS);
vertex.next();
do {
v1 = v2;
v2 = fwdMap(vertex.current()->vector,Coord::CANVAS);
macosxDrawLine(v1,v2);
} while (vertex.next());
}
#endif
#ifdef __WIN32
void Segment::renderWIN32()
{
renderWIN32GC();
vertex.head();
Vector v1;
Vector v2 = fwdMap(vertex.current()->vector,Coord::CANVAS);
vertex.next();
do {
v1 = v2;
v2 = fwdMap(vertex.current()->vector,Coord::CANVAS);
win32DrawLine(v1,v2);
} while (vertex.next());
}
#endif
void Segment::reset(const Vector& b)
{
angle = 0;
vertex.deleteAll();
Vector bb = b;
vertex.append(new Vertex(-bb[0],-bb[1]));
vertex.append(new Vertex( bb[0], bb[1]));
updateBBox();
}
int Segment::getSegment(const Vector& v)
{
// v is in canvas coords
Matrix mm = fwdMatrix();
vertex.head();
Vector v1;
Vector v2 = vertex.current()->vector * mm;
vertex.next();
int ii = 1;
do {
v1 = v2;
v2 = vertex.current()->vector * mm;
Vector l1 = parent->mapFromRef(v1,Coord::CANVAS);
Vector l2 = parent->mapFromRef(v2,Coord::CANVAS);
double a = (l2-l1).angle();
Matrix mx = Translate(-l1) * FlipY() * Rotate(-a);
Vector end = l2*mx;
Vector vv = v*mx;
if (vv[0]>0 && vv[0]<end[0] &&
vv[1]>-parent->markerEpsilon && vv[1]<parent->markerEpsilon)
return ii;
ii++;
} while (vertex.next());
return 0;
}
// list
void Segment::list(ostream& str, Coord::CoordSystem sys, Coord::SkyFrame sky,
Coord::SkyFormat format, int conj, int strip)
{
if (!strip) {
FitsImage* ptr = parent->findFits(sys,center);
listPre(str, sys, sky, ptr, strip, 1);
listBase(ptr, str, sys, sky, format);
if (conj)
str << " ||";
listProperties(str, 0);
}
}
void Segment::listXML(ostream& str, Coord::CoordSystem sys,
Coord::SkyFrame sky, Coord::SkyFormat format)
{
FitsImage* ptr = parent->findFits(sys,center);
Matrix mm = fwdMatrix();
Vector* vv = new Vector[vertex.count()];
XMLRowInit();
XMLRow(XMLSHAPE,type_);
vertex.head();
int cnt =0;
do
vv[cnt++] =vertex.current()->vector*mm;
while (vertex.next());
XMLRowPoint(ptr,sys,sky,format,vv,vertex.count());
delete [] vv;
XMLRowProps(ptr,sys);
XMLRowEnd(str);
}
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