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QML UI: more fine tuning of the magic shift factor

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Now it should also work on devices with device pixel ratios of
1.3, 1.33, or 1.4.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Dirk Hohndel 2017-04-16 08:26:40 -07:00
parent 20f525cedd
commit 972819d77a
1 changed files with 3 additions and 1 deletions
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4
mobile-widgets/qmlprofile.cpp
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@ -40,7 +40,7 @@ void QMLProfile::paint(QPainter *painter)
double dpr = devicePixelRatio();
double magicValues[] = { 0.0, 0.1, 0.25, 0.33, 0.375, 0.40, 0.42};
qreal magicShiftFactor = 0.0;
if (dpr < 1.5) {
if (dpr < 1.3) {
magicShiftFactor = magicValues[0];
} else if (dpr > 6.0) {
magicShiftFactor = magicValues[6];
@ -49,6 +49,8 @@ void QMLProfile::paint(QPainter *painter)
} else {
int lower = (int)dpr;
magicShiftFactor = (magicValues[lower] * (lower + 1 - dpr) + magicValues[lower + 1] * (dpr - lower));
if (dpr < 1.45)
magicShiftFactor -= 0.03;
}
// now set up the transformations scale the profile and
// shift the painter (taking its existing transformation into account)