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Let math mu skips scale with zoom

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This commit is contained in:
Guillaume Munch 2016-11-20 23:41:36 +01:00
parent a42c315e79
commit fdd09d6f51
2 changed files with 12 additions and 19 deletions
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23
src/mathed/MathSupport.cpp
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@ -15,6 +15,7 @@
#include "InsetMathFont.h"
#include "InsetMathSymbol.h"
#include "Length.h"
#include "MathData.h"
#include "MathParser.h"
#include "MathStream.h"
@ -533,25 +534,15 @@ int mathed_font_em(FontInfo const & font)
* above.
*/
int mathed_thinmuskip(FontInfo font)
int mathed_mu(FontInfo const & font, double mu)
{
font.setFamily(SYMBOL_FAMILY);
return support::iround(3.0 / 18 * theFontMetrics(font).em());
MetricsBase mb(nullptr, font);
return Length(mu, Length::MU).inPixels(mb);
}
int mathed_medmuskip(FontInfo font)
{
font.setFamily(SYMBOL_FAMILY);
return support::iround(4.0 / 18 * theFontMetrics(font).em());
}
int mathed_thickmuskip(FontInfo font)
{
font.setFamily(SYMBOL_FAMILY);
return support::iround(5.0 / 18 * theFontMetrics(font).em());
}
int mathed_thinmuskip(FontInfo const & font) { return mathed_mu(font, 3.0); }
int mathed_medmuskip(FontInfo const & font) { return mathed_mu(font, 4.0); }
int mathed_thickmuskip(FontInfo const & font) { return mathed_mu(font, 5.0); }
int mathed_char_width(FontInfo const & font, char_type c)

8
src/mathed/MathSupport.h
View File

@ -31,11 +31,13 @@ class latexkeys;
int mathed_font_em(FontInfo const &);
int mathed_thinmuskip(FontInfo font);
int mathed_mu(FontInfo const & font, double mu);
int mathed_medmuskip(FontInfo font);
int mathed_thinmuskip(FontInfo const & font);
int mathed_thickmuskip(FontInfo font);
int mathed_medmuskip(FontInfo const & font);
int mathed_thickmuskip(FontInfo const & font);
int mathed_char_width(FontInfo const &, char_type c);