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* src/insets/InsetSpace.cpp:

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- (simple) visual indication for negative hspaces.
	- minimal metrics width for hspaces.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@25530 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Jürgen Spitzmüller 2008-07-10 07:43:21 +00:00
parent f96b79dc7c
commit 21f3fadbc1
1 changed files with 8 additions and 3 deletions
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11
src/insets/InsetSpace.cpp
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@ -207,7 +207,7 @@ void InsetSpace::metrics(MetricsInfo & mi, Dimension & dim) const
break;
case InsetSpaceParams::CUSTOM:
case InsetSpaceParams::CUSTOM_PROTECTED:
dim.wid = abs(params_.length.inBP());
dim.wid = max(4, abs(params_.length.inBP()));
break;
case InsetSpaceParams::HFILL:
case InsetSpaceParams::HFILL_PROTECTED:
@ -232,7 +232,7 @@ void InsetSpace::draw(PainterInfo & pi, int x, int y) const
if (isStretchableSpace()) {
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:
// Pixel height divisible by 2 for prettier fill graphics:
int const oddheight = (asc ^ desc) & 1;
int const x0 = x + 1;
int const x1 = x + dim.wid - 2;
@ -241,7 +241,7 @@ void InsetSpace::draw(PainterInfo & pi, int x, int y) const
int const y2 = (y0 + y1) / 2;
int xoffset = (y0 - y1) / 2;
//Two tests for very narrow insets
// Two tests for very narrow insets
if (xoffset > x1 - x0
&& (params_.kind == InsetSpaceParams::LEFTARROWFILL
|| params_.kind == InsetSpaceParams::RIGHTARROWFILL))
@ -319,6 +319,11 @@ void InsetSpace::draw(PainterInfo & pi, int x, int y) const
xp[3] = x + w;
yp[3] = y - max(h / 4, 1);
if (params_.length.inBP() < 0) {
// turn symbol upside down
swap(yp[0], yp[1]);
swap(yp[2], yp[3]);
}
if (params_.kind == InsetSpaceParams::PROTECTED ||
params_.kind == InsetSpaceParams::ENSPACE ||
params_.kind == InsetSpaceParams::NEGTHIN ||