private void OnAddKeyClicked(Image image, MouseButton button)
{
if (button == MouseButton.Left && Curve != null)
{
// Evaluate a value
var time = Timeline.CurrentTime;
if (!TryGetValue(out var value))
{
Curve.Evaluate(out value, time);
}
// Find keyframe at the current location
for (int i = Curve.KeyframesCount - 1; i >= 0; i--)
{
Curve.GetKeyframe(i, out var kTime, out var kValue, out _, out _);
var frame = Mathf.FloorToInt(kTime * Timeline.FramesPerSecond);
if (frame == Timeline.CurrentFrame)
{
// Skip if value is the same
if (Equals(kValue, value))
{
return;
}
// Update existing key value
Curve.SetKeyframeValue(i, value);
UpdatePreviewValue();
return;
}
}
// Add a new key
using (new TrackUndoBlock(this))
Curve.AddKeyframe(time, value);
}
}
private void OnAddKeyClicked(Image image, MouseButton button)
{
if (button == MouseButton.Left && Curve != null)
{
// Evaluate a value
var time = Timeline.CurrentTime;
if (!TryGetValue(out var value))
{
Curve.Evaluate(out value, time);
}
// Find keyframe at the current location
var keyframes = Curve.GetKeyframes();
for (int i = keyframes.Length - 1; i >= 0; i--)
{
var k = keyframes[i];
var frame = Mathf.FloorToInt(k.Time * Timeline.FramesPerSecond);
if (frame == Timeline.CurrentFrame)
{
// Skip if value is the same
if (k.Value == value)
{
return;
}
// Update existing key value
Curve.SetKeyframe(i, value);
UpdatePreviewValue();
return;
}
}
// Add a new key
Curve.AddKeyframe(time, value);
}
}