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revert r35374 and further improve the metrics and drawing code.
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@35377 a592a061-630c-0410-9148-cb99ea01b6c8
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@ -14,6 +14,8 @@
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#include "InsetLine.h"
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#include "Buffer.h"
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#include "BufferView.h"
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#include "CoordCache.h"
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#include "Dimension.h"
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#include "DispatchResult.h"
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#include "FuncRequest.h"
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@ -106,19 +108,19 @@ void InsetLine::metrics(MetricsInfo & mi, Dimension & dim) const
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frontend::FontMetrics const & fm = theFontMetrics(mi.base.font);
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dim.asc = fm.maxAscent();
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dim.des = fm.maxDescent();
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int const max_width = mi.base.textwidth;
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Length const width(to_ascii(getParam("width")));
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int w = width.inPixels(mi.base.textwidth,
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fm.width(char_type('M')));
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dim.wid = width.inPixels(max_width, fm.width(char_type('M')));
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// assure that the line inset is not outside of the window
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// check that it doesn't exceed the outer boundary
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if (w > mi.base.textwidth)
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w = mi.base.textwidth;
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if (dim.wid > max_width)
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dim.wid = max_width;
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// set a minimal width
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int const minw = (w < 0) ? 24 : 4;
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dim.wid = max(minw, max(w, -w));
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int const minw = (dim.wid < 0) ? 24 : 4;
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dim.wid = max(minw, max(dim.wid, -dim.wid));
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// Cache the inset dimension
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setDimCache(mi, dim);
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@ -127,33 +129,30 @@ void InsetLine::metrics(MetricsInfo & mi, Dimension & dim) const
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void InsetLine::draw(PainterInfo & pi, int x, int y) const
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{
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frontend::FontMetrics const & fm = theFontMetrics(pi.base.font);
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// FIXME: We cannot use InsetCommand::dimension() as this returns the dimension
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// of the button, which is not used here!
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Dimension const dim = pi.base.bv->coordCache().getInsets().dim(this);
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int const max_width = dim.width();
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// get the length of the parameters in pixels
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Length offset = Length(to_ascii(getParam("offset")));
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int o = offset.inPixels(pi.base.textwidth,
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fm.width(char_type('M')));
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Length width = Length(to_ascii(getParam("width")));
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int w = width.inPixels(pi.base.textwidth,
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fm.width(char_type('M')));
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Length height = Length(to_ascii(getParam("height")));
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int h = height.inPixels(pi.base.textwidth,
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fm.width(char_type('M')));
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frontend::FontMetrics const & fm = theFontMetrics(pi.base.font);
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// get the surrounding text color
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FontInfo f = pi.base.font;
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Color Line_color = f.realColor();
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// assure that the drawn line is not outside of the window
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// check that it doesn't exceed the outer boundary
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if (x + w - h/2 - 2 > pi.base.textwidth)
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w = pi.base.textwidth - x + h/2 + 2;
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Length height = Length(to_ascii(getParam("height")));
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int const h = height.inPixels(dim.height(), fm.width(char_type('M')));
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// get the length of the parameters in pixels
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Length offset = Length(to_ascii(getParam("offset")));
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int o = offset.inPixels(max_width, fm.width(char_type('M')));
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// check that it doesn't exceed the upper boundary
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if (y - o - h/2 < 0)
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o = y - h/2 - 2;
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// the offset is a vertical one
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pi.pain.line(x + h/2 + 1, y - o - h/2, x + w - h/2 - 2, y - o - h/2,
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pi.pain.line(x + 1, y - o - h/2, x + dim.wid - 2, y - o - h/2,
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Line_color, Painter::line_solid, float(h));
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}
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