Mercurial > hg > svgui
diff layer/ColourDatabase.cpp @ 1374:631897ba9fca zoom
Merge from default branch
| author | Chris Cannam |
|---|---|
| date | Tue, 06 Nov 2018 08:59:03 +0000 |
| parents | f5566f7271fe |
| children | ad86aa712d11 |
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--- a/layer/ColourDatabase.cpp Fri Oct 05 10:25:52 2018 +0100 +++ b/layer/ColourDatabase.cpp Tue Nov 06 08:59:03 2018 +0000 @@ -85,6 +85,26 @@ return -1; } +QColor +ColourDatabase::getContrastingColour(int c) const +{ + QColor col = getColour(c); + if (col.red() > col.blue()) { + if (col.green() > col.blue()) { + return Qt::blue; + } else { + return Qt::yellow; + } + } else { + if (col.green() > col.blue()) { + return Qt::yellow; + } else { + return Qt::red; + } + } + return Qt::red; +} + bool ColourDatabase::useDarkBackground(int c) const {