public override void OnInspectorGUI()
{
BezierPathEasingCurve easingCurve = script.easingCurve;
var easingCurveHandle1 = new Vector2(
easingCurveRectStartOffset.x + easingCurve.handle1.x * easingSize,
easingCurveRectStartOffset.y + (easingSize - easingCurve.handle1.y * easingSize)
);
var easingCurveHandle2 = new Vector2(
easingCurveRectStartOffset.x + easingCurve.handle2.x * easingSize,
easingCurveRectStartOffset.y + (easingSize - easingCurve.handle2.y * easingSize)
);
var startHandleRect = new Rect(easingCurveHandle1.x - HANDLE_RECT_SIZE / 2f, easingCurveHandle1.y - HANDLE_RECT_SIZE / 2f,
HANDLE_RECT_SIZE, HANDLE_RECT_SIZE);
var endHandleRect = new Rect(easingCurveHandle2.x - HANDLE_RECT_SIZE / 2f, easingCurveHandle2.y - HANDLE_RECT_SIZE / 2f,
HANDLE_RECT_SIZE, HANDLE_RECT_SIZE);
moveHandles(startHandleRect, easingCurve, endHandleRect);
easingCurveHeading(easingCurve);
spaceBox();
drawEasingBackgroundRect();
if (Event.current.type == EventType.Repaint)
{
drawHandle(new Vector3(easingCurveRectStartOffset.x, easingCurveRectStartOffset.y + easingSize, 0f), easingCurveHandle1,
startHandleRect, handle1Color);
drawHandle(new Vector3(easingCurveRectStartOffset.x + easingSize, easingCurveRectStartOffset.y, 0f), easingCurveHandle2,
endHandleRect, handle2Color);
drawLine(easingCurveHandle1, easingCurveHandle2);
}
addSerializedFields();
}
private static void easingCurveHeading(BezierPathEasingCurve easingCurve)
{
EditorGUILayout.BeginVertical();
var style = new GUIStyle(GUI.skin.label)
{
alignment = TextAnchor.MiddleLeft
};
EditorGUILayout.LabelField("");
style.padding = new RectOffset(0, 0, 0, 5);
EditorGUILayout.LabelField("Easing curve: " + easingCurve.handle1 + " - " + easingCurve.handle2, style);
EditorGUILayout.EndVertical();
}
private void moveHandles(Rect startHandle, BezierPathEasingCurve easingCurve, Rect endHandle)
{
if (Event.current.isMouse)
{
if (startHandle.Contains(Event.current.mousePosition) && !dragStartHandle)
{
dragStartHandle = true;
dragMouseStartPosHandle = Event.current.mousePosition;
dragMouseStartPos = easingCurve.handle1;
}
if (endHandle.Contains(Event.current.mousePosition) && !dragEndHandle)
{
dragEndHandle = true;
dragMouseEndPosHandle = Event.current.mousePosition;
dragMouseEndPos = easingCurve.handle2;
}
if (dragStartHandle)
{
var offset = Event.current.mousePosition - dragMouseStartPosHandle;
var inPercent = offset / easingSizeVec;
easingCurve.handle1 = dragMouseStartPos + new Vector3(inPercent.x, -inPercent.y, 0f);
easingCurve.recreate();
}
else if (dragEndHandle)
{
var offset = Event.current.mousePosition - dragMouseEndPosHandle;
var inPercent = offset / easingSizeVec;
easingCurve.handle2 = dragMouseEndPos + new Vector3(inPercent.x, -inPercent.y, 0f);
easingCurve.recreate();
}
}
if (Event.current.type == EventType.MouseUp)
{
dragEndHandle = false;
dragStartHandle = false;
}
}
public ValueAnimator withEasing(BezierPathEasingCurve easingCurve)
{
this.easingCurve = easingCurve;
return(this);
}
