* src/insets/InsetSpace.cpp:

- proper visualization for negative hspaces, in analogy to negative vspaces.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@25557 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Jürgen Spitzmüller 2008-07-11 08:46:05 +00:00
parent f854295dab
commit 47e6b74e74

View File

@ -173,6 +173,11 @@ void InsetSpace::edit(Cursor & cur, bool, EntryDirection)
}
namespace {
int const arrow_size = 8;
}
void InsetSpace::metrics(MetricsInfo & mi, Dimension & dim) const
{
if (isStretchableSpace()) {
@ -206,9 +211,14 @@ void InsetSpace::metrics(MetricsInfo & mi, Dimension & dim) const
dim.wid = int(0.5 * fm.width(char_type('M')));
break;
case InsetSpaceParams::CUSTOM:
case InsetSpaceParams::CUSTOM_PROTECTED:
dim.wid = max(4, abs(params_.length.inBP()));
case InsetSpaceParams::CUSTOM_PROTECTED: {
int width = params_.length.inBP();
int minwidth = 4;
if (params_.length.inBP() < 0)
minwidth = 3 * arrow_size;
dim.wid = max(minwidth, abs(params_.length.inBP()));
break;
}
case InsetSpaceParams::HFILL:
case InsetSpaceParams::HFILL_PROTECTED:
case InsetSpaceParams::DOTFILL:
@ -229,7 +239,7 @@ void InsetSpace::draw(PainterInfo & pi, int x, int y) const
{
Dimension const dim = dimension(*pi.base.bv);
if (isStretchableSpace()) {
if (isStretchableSpace() || params_.length.inBP() < 0) {
int const asc = theFontMetrics(pi.base.font).ascent('M');
int const desc = theFontMetrics(pi.base.font).descent('M');
// Pixel height divisible by 2 for prettier fill graphics:
@ -298,6 +308,18 @@ void InsetSpace::draw(PainterInfo & pi, int x, int y) const
pi.pain.line(xm + 1, y1 + 1 , xmr, y2, Color_special);
pi.pain.line(xmr, y2 , x3, y2, Color_special);
pi.pain.line(x3 + 1, y2 + 1 , x1, y0, Color_special);
} else if (params_.kind == InsetSpaceParams::CUSTOM) {
pi.pain.line(x0, y1 + 1 , x2 + 1, y2, Color_special);
pi.pain.line(x2 + 1, y2 + 1 , x0, y0, Color_special);
pi.pain.line(x1 + 1, y1 + 1 , x3, y2, Color_special);
pi.pain.line(x3, y2 + 1 , x1 + 1, y0, Color_special);
pi.pain.line(x2, y2 , x3, y2, Color_special);
} else if (params_.kind == InsetSpaceParams::CUSTOM_PROTECTED) {
pi.pain.line(x0, y1 + 1 , x2 + 1, y2, Color_latex);
pi.pain.line(x2 + 1, y2 + 1 , x0, y0, Color_latex);
pi.pain.line(x1 + 1, y1 + 1 , x3, y2, Color_latex);
pi.pain.line(x3, y2 + 1 , x1 + 1, y0, Color_latex);
pi.pain.line(x2, y2 , x3, y2, Color_latex);
}
return;
}
@ -324,13 +346,8 @@ void InsetSpace::draw(PainterInfo & pi, int x, int y) const
params_.kind == InsetSpaceParams::NEGTHIN ||
params_.kind == InsetSpaceParams::CUSTOM_PROTECTED)
pi.pain.lines(xp, yp, 4, Color_latex);
else {
if (params_.length.inBP() < 0) {
// use another color for negative spaces
pi.pain.lines(xp, yp, 4, Color_red);
} else
pi.pain.lines(xp, yp, 4, Color_special);
}
else
pi.pain.lines(xp, yp, 4, Color_special);
}