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Tuning QT version quirks

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This commit is contained in:
Philippe Teuwen 2020-09-22 11:30:05 +02:00
parent 75dab30153
commit 5322b0c4a1
1 changed files with 5 additions and 3 deletions
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8
client/src/proxguiqt.cpp
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@ -686,7 +686,8 @@ void Plot::wheelEvent(QWheelEvent *event) {
// 120+shift => zoom out 10%
const float zoom_offset = 0.1;
if (event->modifiers() & Qt::ShiftModifier) {
#if QT_VERSION >= 0x050000
// event->position doesn't exist in QT5.12.8, both exist in 5.14.2 and event->x doesn't exist in 5.15.0
#if QT_VERSION >= 0x051400
int x = event->position().x();
#else
int x = event->x();
@ -694,13 +695,14 @@ void Plot::wheelEvent(QWheelEvent *event) {
x -= WIDTH_AXES;
x = (int)(x / GraphPixelsPerPoint);
x += GraphStart;
#if QT_VERSION >= 0x050000
// event->angleDelta doesn't exist in QT4, both exist in 5.12.8 and 5.14.2 and event->delta doesn't exist in 5.15.0
#if QT_VERSION >= 0x051400
Zoom(1.0-(float)event->angleDelta().y()/(120/zoom_offset), x);
#else
Zoom(1.0-(float)event->delta()/(120/zoom_offset), x);
#endif
} else {
#if QT_VERSION >= 0x050000
#if QT_VERSION >= 0x051400
Move(PageWidth*(-(float)event->angleDelta().y()/(120/move_offset)));
#else
Move(PageWidth*(-(float)event->delta()/(120/move_offset)));