public static bool Slider(SplineComputer spline, ref double percent, Color color, string text = "", SplineSliderGizmo gizmo = SplineSliderGizmo.Rectangle, float buttonSize = 1f)
{
Camera cam = SceneView.currentDrawingSceneView.camera;
spline.Evaluate(percent, evalResult);
float size = HandleUtility.GetHandleSize(evalResult.position);
Handles.color = new Color(color.r, color.g, color.b, 0.4f);
Handles.DrawSolidDisc(evalResult.position, cam.transform.position - evalResult.position, size * 0.2f * buttonSize);
Handles.color = Color.white;
if ((color.r + color.g + color.b + color.a) / 4f >= 0.9f)
{
Handles.color = Color.black;
}
Vector3 center = evalResult.position;
Vector2 screenPosition = HandleUtility.WorldToGUIPoint(center);
screenPosition.y += 20f;
Vector3 localPos = cam.transform.InverseTransformPoint(center);
if (text != "" && localPos.z > 0f)
{
Handles.BeginGUI();
DreamteckEditorGUI.Label(new Rect(screenPosition.x - 120 + text.Length * 4, screenPosition.y, 120, 25), text);
Handles.EndGUI();
}
bool buttonClick = SplineEditorHandles.SliderButton(center, false, Color.white, 0.3f);
Vector3 lookAtCamera = (cam.transform.position - evalResult.position).normalized;
Vector3 right = Vector3.Cross(lookAtCamera, evalResult.forward).normalized *size * 0.1f * buttonSize;
Vector3 front = Vector3.forward;
switch (gizmo)
{
case SplineSliderGizmo.BackwardTriangle:
center += evalResult.forward * size * 0.06f * buttonSize;
front = center - evalResult.forward * size * 0.2f * buttonSize;
Handles.DrawLine(center + right, front);
Handles.DrawLine(front, center - right);
Handles.DrawLine(center - right, center + right);
break;
case SplineSliderGizmo.ForwardTriangle:
center -= evalResult.forward * size * 0.06f * buttonSize;
front = center + evalResult.forward * size * 0.2f * buttonSize;
Handles.DrawLine(center + right, front);
Handles.DrawLine(front, center - right);
Handles.DrawLine(center - right, center + right);
break;
case SplineSliderGizmo.DualArrow:
center += evalResult.forward * size * 0.025f * buttonSize;
front = center + evalResult.forward * size * 0.17f * buttonSize;
Handles.DrawLine(center + right, front);
Handles.DrawLine(front, center - right);
Handles.DrawLine(center - right, center + right);
center -= evalResult.forward * size * 0.05f * buttonSize;
front = center - evalResult.forward * size * 0.17f * buttonSize;
Handles.DrawLine(center + right, front);
Handles.DrawLine(front, center - right);
Handles.DrawLine(center - right, center + right);
break;
case SplineSliderGizmo.Rectangle:
break;
case SplineSliderGizmo.Circle:
Handles.DrawWireDisc(center, lookAtCamera, 0.13f * size * buttonSize);
break;
}
Vector3 lastPos = evalResult.position;
Handles.color = Color.clear;
evalResult.position = Handles.FreeMoveHandle(evalResult.position, Quaternion.LookRotation(cam.transform.position - evalResult.position), size * 0.2f * buttonSize, Vector3.zero, Handles.CircleHandleCap);
if (evalResult.position != lastPos)
{
percent = spline.Project(evalResult.position).percent;
}
Handles.color = Color.white;
return(buttonClick);
}
