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It is slightly more useful here.
This commit is contained in:
Jean-Marc Lasgouttes 2017-02-21 06:50:48 +01:00
parent e04079aa52
commit 5211ca52ca
1 changed files with 7 additions and 6 deletions
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13
src/frontends/qt4/GuiFontMetrics.cpp
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@ -51,6 +51,13 @@ namespace lyx {
namespace frontend {
/*
* Limit (strwidth|breakat)_cache_ size to 512kB of string data.
* Limit qtextlayout_cache_ size to 500 elements (we do not know the
* size of the QTextLayout objects anyway).
* Note that all these numbers are arbitrary.
* Also, setting size to 0 is tantamount to disabling the cache.
*/
int cache_metrics_width_size = 1 << 19;
int cache_metrics_breakat_size = 1 << 19;
// Qt 5.x already has its own caching of QTextLayout objects
@ -83,12 +90,6 @@ inline QChar const ucs4_to_qchar(char_type const ucs4)
} // anon namespace
/*
* Limit (strwidth|breakat)_cache_ size to 512kB of string data.
* Limit qtextlayout_cache_ size to 500 elements (we do not know the
* size of the QTextLayout objects anyway).
* Note that all these numbers are arbitrary.
*/
GuiFontMetrics::GuiFontMetrics(QFont const & font)
: font_(font), metrics_(font, 0),
strwidth_cache_(cache_metrics_width_size),