mirror of
https://git.lyx.org/repos/lyx.git
synced 2024-11-11 13:46:43 +00:00
c9e78a825b
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@6150 a592a061-630c-0410-9148-cb99ea01b6c8
126 lines
2.4 KiB
C
126 lines
2.4 KiB
C
|
|
#include "math_spaceinset.h"
|
|
#include "math_support.h"
|
|
#include "LColor.h"
|
|
#include "frontends/Painter.h"
|
|
#include "math_mathmlstream.h"
|
|
#include "LaTeXFeatures.h"
|
|
#include "debug.h"
|
|
|
|
|
|
char const * latex_mathspace[] = {
|
|
"!", "negmedspace", "negthickspace", // negative space
|
|
",", ":", ";", "quad", "qquad", // positive space
|
|
"lyxnegspace", "lyxposspace" // LyX special ("unvisible space")
|
|
};
|
|
|
|
int const nSpace = sizeof(latex_mathspace)/sizeof(char *);
|
|
|
|
|
|
MathSpaceInset::MathSpaceInset(int sp)
|
|
: space_(sp)
|
|
{}
|
|
|
|
|
|
MathSpaceInset::MathSpaceInset(string const & name)
|
|
: space_(1)
|
|
{
|
|
for (int i = 0; i < nSpace; ++i)
|
|
if (latex_mathspace[i] == name)
|
|
space_ = i;
|
|
}
|
|
|
|
|
|
|
|
MathInset * MathSpaceInset::clone() const
|
|
{
|
|
return new MathSpaceInset(*this);
|
|
}
|
|
|
|
|
|
void MathSpaceInset::metrics(MathMetricsInfo &) const
|
|
{
|
|
switch (space_) {
|
|
case 0: dim_.w = 6; break;
|
|
case 1: dim_.w = 8; break;
|
|
case 2: dim_.w = 10; break;
|
|
case 3: dim_.w = 6; break;
|
|
case 4: dim_.w = 8; break;
|
|
case 5: dim_.w = 10; break;
|
|
case 6: dim_.w = 20; break;
|
|
case 7: dim_.w = 40; break;
|
|
case 8: dim_.w = -2; break;
|
|
case 9: dim_.w = 2; break;
|
|
default: dim_.w = 6;
|
|
}
|
|
dim_.a = 4;
|
|
dim_.d = 0;
|
|
}
|
|
|
|
|
|
void MathSpaceInset::draw(MathPainterInfo & pi, int x, int y) const
|
|
{
|
|
|
|
// Sadly, HP-UX CC can't handle that kind of initialization.
|
|
// XPoint p[4] = {{++x, y-3}, {x, y}, {x+width-2, y}, {x+width-2, y-3}};
|
|
if (space_ >= nSpace - 2)
|
|
return;
|
|
|
|
int xp[4];
|
|
int yp[4];
|
|
|
|
xp[0] = ++x; yp[0] = y - 3;
|
|
xp[1] = x; yp[1] = y;
|
|
xp[2] = x + width() - 2; yp[2] = y;
|
|
xp[3] = x + width() - 2; yp[3] = y - 3;
|
|
|
|
pi.pain.lines(xp, yp, 4, (space_ < 3) ? LColor::latex : LColor::math);
|
|
}
|
|
|
|
|
|
void MathSpaceInset::incSpace()
|
|
{
|
|
space_ = (space_ + 1) % (nSpace - 2);
|
|
}
|
|
|
|
void MathSpaceInset::validate(LaTeXFeatures & features) const
|
|
{
|
|
if (space_ >= 0 && space_< nSpace) {
|
|
if ((latex_mathspace[space_] == "negmedspace")
|
|
|| (latex_mathspace[space_] == "negthickspace"))
|
|
features.require("amsmath");
|
|
}
|
|
}
|
|
|
|
|
|
void MathSpaceInset::maple(MapleStream & os) const
|
|
{
|
|
os << ' ';
|
|
}
|
|
|
|
void MathSpaceInset::mathematica(MathematicaStream & os) const
|
|
{
|
|
os << ' ';
|
|
}
|
|
|
|
|
|
void MathSpaceInset::octave(OctaveStream & os) const
|
|
{
|
|
os << ' ';
|
|
}
|
|
|
|
|
|
void MathSpaceInset::normalize(NormalStream & os) const
|
|
{
|
|
os << "[space " << int(space_) << "] ";
|
|
}
|
|
|
|
|
|
void MathSpaceInset::write(WriteStream & os) const
|
|
{
|
|
if (space_ >= 0 && space_ < nSpace) {
|
|
os << '\\' << latex_mathspace[space_];
|
|
os.pendingSpace(true);
|
|
}
|
|
}
|