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Reword and reoganise logic

This commit is contained in:
Dean Herbert 2019-04-24 16:58:13 +09:00
parent 9890884726
commit 67382724f6

View File

@ -36,7 +36,7 @@ namespace osu.Game.Rulesets.Osu.Mods
private class OsuFlashlight : Flashlight, IRequireHighFrequencyMousePosition
{
private int trackingSliders;
private int slidersCurrentlyTracking;
public OsuFlashlight()
{
@ -45,31 +45,24 @@ namespace osu.Game.Rulesets.Osu.Mods
public void OnSliderTrackingChange(ValueChangedEvent<bool> e)
{
// If any sliders are in a tracking state, apply a dim to the entire playfield over a brief duration.
// If any sliders are in a tracking state, a further dim should be applied to the (remaining) visible portion of the playfield over a brief duration.
if (e.NewValue)
{
trackingSliders++;
// The fade should only be applied if tracking sliders is increasing from 0 to 1, and cannot be a result of a slider losing tracking.
// As a result, this logic must be exclusive to when e.NewValue is true.
if (trackingSliders == 1)
{
// The transform should only be applied when the first slider begins tracking.
if (++slidersCurrentlyTracking == 1)
this.TransformTo(nameof(FlashlightDim), 0.8f, 50);
}
}
else
{
trackingSliders--;
if (slidersCurrentlyTracking == 0)
throw new InvalidOperationException($"The number of {nameof(slidersCurrentlyTracking)} cannot be below 0.");
if (trackingSliders == 0)
{
// The fade is restored after the last slider exits a tracked state.
if (--slidersCurrentlyTracking == 0)
this.TransformTo(nameof(FlashlightDim), 0.0f, 50);
}
}
if (trackingSliders < 0)
throw new InvalidOperationException($"The number of {nameof(trackingSliders)} cannot be below 0.");
}
protected override bool OnMouseMove(MouseMoveEvent e)
{
FlashlightPosition = e.MousePosition;