/// <summary>
/// 接続を曲線として描画
/// </summary>
public void Draw()
{
if (EndNode == null)
{
throw new UnityException("No end node.");
}
var start = StartNode.CalculateConnectorPoint(StartPosition);
var startV3 = new Vector3(start.x, start.y, 0f);
var end = EndNode.CalculateConnectorPoint(EndPosition);
var endV3 = new Vector3(end.x, end.y, 0f);
var distanceX = Mathf.Abs(startV3.x - endV3.x);
var startTan = new Vector3(StartPosition.side == JunctionSide.Left ? start.x - distanceX / 2.0f : start.x + distanceX / 2.0f, start.y, 0f);
var endTan = new Vector3(EndPosition.side == JunctionSide.Left ? end.x - distanceX / 2.0f : end.x + distanceX / 2.0f, end.y, 0f);
if (ConnectorManager.selected == this)
{
color = selectedColor;
}
else
{
color = defaultColor;
}
Handles.DrawBezier(startV3, endV3, startTan, endTan, color, null, 4f);
}
/// <summary>
/// 始点となるノードと, 指定の座標を結ぶ直線の描画
/// 終点の決定中に始点とマウス間の直線を描画する際に使う
/// </summary>
/// <param name="end">描画する直線の終点</param>
public void DrawTo(Vector2 to)
{
var start = StartNode.CalculateConnectorPoint(StartPosition);
Handles.DrawLine(new Vector3(start.x, start.y, 0f), new Vector3(to.x, to.y, 0f));
}
