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// Copyright (C) 1999-2017
// Smithsonian Astrophysical Observatory, Cambridge, MA, USA
// For conditions of distribution and use, see copyright notice in "copyright"
#include "grid2dbase.h"
#include "attribute.h"
#include "widget.h"
extern "C" {
#include "ast.h"
#include "grf.h"
}
Grid2dBase* astGrid2dPtr = NULL;
Grid2dBase::Grid2dBase(Widget* p) : GridBase(p)
{}
Grid2dBase::Grid2dBase(Widget* p, const char* o) : GridBase(p,o)
{}
Grid2dBase::~Grid2dBase()
{}
int Grid2dBase::gLine(int n, float* x, float* y)
{
switch (renderMode_) {
case X11:
x11Line(n,x,y);
break;
case PS:
psLine(n,x,y);
break;
case MACOSX:
#ifdef MAC_OSX_TK
macosxLine(n,x,y);
#endif
break;
case GWIN32:
#ifdef __WIN32
win32Line(n,x,y);
#endif
break;
}
return 1;
}
int Grid2dBase::gQch(float* chv, float* chh)
{
Tk_Font font =NULL;
switch (renderMode_) {
case X11:
font = text_->tkfont();
break;
case PS:
font = text_->psfont();
break;
case MACOSX:
#ifdef MAC_OSX_TK
font = text_->tkfont();
#endif
break;
case GWIN32:
#ifdef __WIN32
font = text_->tkfont();
#endif
break;
}
if (font) {
Tk_FontMetrics metrics;
Tk_GetFontMetrics(font, &metrics);
*chv = (float)metrics.linespace;
*chh = (float)metrics.linespace;
return 1;
}
else {
*chv = *chh = 0;
return 0;
}
}
int Grid2dBase::gText(const char* txt, float x, float y, const char* just,
float upx, float upy)
{
if (!(txt && txt[0] && just && just[0] && just[1]))
return 0;
switch (renderMode_) {
case X11:
return x11Text(txt,x,y,just,Vector(upx,upy));
case PS:
return psText(txt,x,y,just,Vector(upx,upy));
case MACOSX:
#ifdef MAC_OSX_TK
return macosxText(txt,x,y,just,Vector(upx,upy));
#endif
break;
case GWIN32:
#ifdef __WIN32
return win32Text(txt,x,y,just,Vector(upx,upy));
#endif
break;
}
return 0;
}
int Grid2dBase::gTxExt(const char* txt, float x, float y, const char* just,
float upx, float upy, float* xb, float* yb)
{
if (!(txt && txt[0] && just)) {
xb[0] = xb[1] = xb[2] = xb[3] = 0;
yb[0] = yb[1] = yb[2] = yb[3] = 0;
return 0;
}
Tk_Font font =NULL;
switch (renderMode_) {
case X11:
font = text_->tkfont();
break;
case PS:
font = text_->psfont();
break;
case MACOSX:
#ifdef MAC_OSX_TK
font = text_->tkfont();
#endif
break;
case GWIN32:
#ifdef __WIN32
font = text_->tkfont();
#endif
break;
}
if (!font)
return 0;
Vector vv = Vector(x,y);
double angle = calcTextAngle(just, Vector(upx, upy));
Vector cc = vv * calcTextPos(vv, angle, txt, just, Vector(upx, upy), font);
Tk_FontMetrics metrics;
Tk_GetFontMetrics(font, &metrics);
int width = Tk_TextWidth(font, txt, strlen(txt));
BBox nn = BBox(Vector(0,-metrics.descent), Vector(width,metrics.ascent));
BBox bb = nn * Rotate(angle) * Translate(cc);
xb[0] = bb.ll[0];
yb[0] = bb.ll[1];
xb[1] = bb.ur[0];
yb[1] = bb.ll[1];
xb[2] = bb.ur[0];
yb[2] = bb.ur[1];
xb[3] = bb.ll[0];
yb[3] = bb.ur[1];
return 1;
}
int Grid2dBase::gScales(float* alpha, float* beta)
{
return 1;
}
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