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Avoided some judder when dragging windows using a global scale factor.

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jules 2013-09-20 11:17:59 +01:00
parent ca902e0122
commit fa82952520
1 changed files with 18 additions and 0 deletions
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18
modules/juce_gui_basics/components/juce_Component.cpp
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@ -230,6 +230,24 @@ struct Component::ComponentHelpers
return scale != 1.0f ? pos * scale : pos;
}
// For these, we need to avoid getSmallestIntegerContainer being used, which causes
// judder when moving windows
static Rectangle<int> unscaledScreenPosToScaled (float scale, const Rectangle<int>& pos) noexcept
{
return scale != 1.0f ? Rectangle<int> (roundToInt (pos.getX() / scale),
roundToInt (pos.getY() / scale),
roundToInt (pos.getWidth() / scale),
roundToInt (pos.getHeight() / scale)) : pos;
}
static Rectangle<int> scaledScreenPosToUnscaled (float scale, Rectangle<int>& pos) noexcept
{
return scale != 1.0f ? Rectangle<int> (roundToInt (pos.getX() * scale),
roundToInt (pos.getY() * scale),
roundToInt (pos.getWidth() * scale),
roundToInt (pos.getHeight() * scale)) : pos;
}
template <typename PointOrRect>
static PointOrRect unscaledScreenPosToScaled (PointOrRect pos) noexcept
{