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Use absolute distance when scrolling audio box with mouse wheel 

Instead of 1/3 screen per tick. So the distance of scroll no longer depends on the width of the audio box. Besides, 1/3 is feels to far for me when the audio box is wide.

See wangqr/Aegisub#5
This commit is contained in:
wangqr 2019-08-24 01:16:18 -04:00 committed by Thomas Goyne
parent 716c2eae0d
commit 0a2a07ba7e
1 changed files with 1 additions and 2 deletions
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3
src/audio_box.cpp
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@ -129,10 +129,9 @@ END_EVENT_TABLE()
void AudioBox::OnMouseWheel(wxMouseEvent &evt) {
if (!ForwardMouseWheelEvent(audioDisplay, evt))
return;
bool zoom = evt.CmdDown() != OPT_GET("Audio/Wheel Default to Zoom")->GetBool();
if (!zoom) {
int amount = -evt.GetWheelRotation() * GetClientSize().GetWidth() / (evt.GetWheelDelta() * 3);
int amount = -evt.GetWheelRotation();
// If the user did a horizontal scroll the amount should be inverted
// for it to be natural.
if (evt.GetWheelAxis() == 1) amount = -amount;