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revert r35374 and further improve the metrics and drawing code.

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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@35377 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Abdelrazak Younes 2010-09-15 11:19:29 +00:00
parent 14015ec434
commit 15679c3e82
1 changed files with 21 additions and 22 deletions
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43
src/insets/InsetLine.cpp
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@ -14,6 +14,8 @@
#include "InsetLine.h"
#include "Buffer.h"
#include "BufferView.h"
#include "CoordCache.h"
#include "Dimension.h"
#include "DispatchResult.h"
#include "FuncRequest.h"
@ -106,19 +108,19 @@ void InsetLine::metrics(MetricsInfo & mi, Dimension & dim) const
frontend::FontMetrics const & fm = theFontMetrics(mi.base.font);
dim.asc = fm.maxAscent();
dim.des = fm.maxDescent();
int const max_width = mi.base.textwidth;
Length const width(to_ascii(getParam("width")));
int w = width.inPixels(mi.base.textwidth,
fm.width(char_type('M')));
dim.wid = width.inPixels(max_width, fm.width(char_type('M')));
// assure that the line inset is not outside of the window
// check that it doesn't exceed the outer boundary
if (w > mi.base.textwidth)
w = mi.base.textwidth;
if (dim.wid > max_width)
dim.wid = max_width;
// set a minimal width
int const minw = (w < 0) ? 24 : 4;
dim.wid = max(minw, max(w, -w));
int const minw = (dim.wid < 0) ? 24 : 4;
dim.wid = max(minw, max(dim.wid, -dim.wid));
// Cache the inset dimension
setDimCache(mi, dim);
@ -127,33 +129,30 @@ void InsetLine::metrics(MetricsInfo & mi, Dimension & dim) const
void InsetLine::draw(PainterInfo & pi, int x, int y) const
{
frontend::FontMetrics const & fm = theFontMetrics(pi.base.font);
// FIXME: We cannot use InsetCommand::dimension() as this returns the dimension
// of the button, which is not used here!
Dimension const dim = pi.base.bv->coordCache().getInsets().dim(this);
int const max_width = dim.width();
// get the length of the parameters in pixels
Length offset = Length(to_ascii(getParam("offset")));
int o = offset.inPixels(pi.base.textwidth,
fm.width(char_type('M')));
Length width = Length(to_ascii(getParam("width")));
int w = width.inPixels(pi.base.textwidth,
fm.width(char_type('M')));
Length height = Length(to_ascii(getParam("height")));
int h = height.inPixels(pi.base.textwidth,
fm.width(char_type('M')));
frontend::FontMetrics const & fm = theFontMetrics(pi.base.font);
// get the surrounding text color
FontInfo f = pi.base.font;
Color Line_color = f.realColor();
// assure that the drawn line is not outside of the window
// check that it doesn't exceed the outer boundary
if (x + w - h/2 - 2 > pi.base.textwidth)
w = pi.base.textwidth - x + h/2 + 2;
Length height = Length(to_ascii(getParam("height")));
int const h = height.inPixels(dim.height(), fm.width(char_type('M')));
// get the length of the parameters in pixels
Length offset = Length(to_ascii(getParam("offset")));
int o = offset.inPixels(max_width, fm.width(char_type('M')));
// check that it doesn't exceed the upper boundary
if (y - o - h/2 < 0)
o = y - h/2 - 2;
// the offset is a vertical one
pi.pain.line(x + h/2 + 1, y - o - h/2, x + w - h/2 - 2, y - o - h/2,
pi.pain.line(x + 1, y - o - h/2, x + dim.wid - 2, y - o - h/2,
Line_color, Painter::line_solid, float(h));
}