private void OnEnable()
{
tweenPath = target as TweenPath;
if (tweenPath.LocalNodes == null)
{
tweenPath.LocalNodes = new List <Vector3>();
}
gs = new GUIStyle();
gs.normal.textColor = gs.hover.textColor = gs.focused.textColor = Color.white;
gs.fontSize = 12;
gs.alignment = TextAnchor.MiddleCenter;
Init();
EditorApplication.update += SimulationUpdate;
// var assets = AssetDatabase.FindAssets("BezierCurveFont t:font");
// if (assets.Length > 0)
// monoFont = AssetDatabase.LoadAssetAtPath<Font>(AssetDatabase.GUIDToAssetPath(assets[0]));
}
private void DrawNodes(TweenPath tnPath, Matrix4x4 mtx)
{
Handles.color = tnPath.DebugColor;
var inverseMtx = mtx.inverse;
var handleRotation = tnPath.ApplyRootTransform ? tnPath.transform.rotation : Quaternion.identity;
// List<Vector3> Nodes = tnPath.Nodes;
for (var i = 0; i < tnPath.LocalNodes.Count; i++)
{
// var item = tnPath.Nodes[i];
if (i == list.index || editMode == emEditMode.ALL)
{
Vector4 origin = mtx * ToVec4(tnPath.LocalNodes[i]);
Vector3 oldOrign = origin;
var nOrigin = Handles.DoPositionHandle(origin, handleRotation); // 绘制节点。
nOrigin = ConstraintAxis(nOrigin, oldOrign);
if (nOrigin != oldOrign)
{
Undo.RecordObject(tnPath, "node changing origin");
Vector3 delta = inverseMtx * (nOrigin - oldOrign);
if (editMode == emEditMode.Root)
{
for (var j = 0; j < tnPath.LocalNodes.Count; j++)
{
tnPath.LocalNodes[j] += delta;
}
}
else
{
tnPath.LocalNodes[i] += delta;
}
}
}
else
{
var nodePos = mtx * ToVec4(tnPath.LocalNodes[i]);
Handles.color = tnPath.DebugColor;
Handles.CubeCap(0, nodePos, handleRotation, HandleUtility.GetHandleSize(nodePos) * .1f);
}
}
}
