private void SetDirection(Vector3 dir)
{
//Vector3 dir = ChartCommon.FromPolar(angle, Length);
float sign = Mathf.Sign(dir.x);
Vector3 dirAdd = new Vector3(1f, 0f, 0f) * sign * Length;
Vector3 gapAdd = new Vector3(1f, 0f, 0f) * sign * Gap;
if (LineMaterial != null)
{
List <CanvasLines.LineSegement> segments = new List <CanvasLines.LineSegement>();
segments.Add(new CanvasLines.LineSegement(new Vector3[] { Vector3.zero, dir, dir + dirAdd }));
Lines.Thickness = Thickness;
Lines.Tiling = 1f;
Lines.material = LineMaterial;
Lines.SetLines(segments);
}
if (PointMaterial != null)
{
List <CanvasLines.LineSegement> segments = new List <CanvasLines.LineSegement>();
segments.Add(new CanvasLines.LineSegement(new Vector3[] { Vector3.zero }));
Point.MakePointRender(PointSize);
Point.material = PointMaterial;
Point.SetLines(segments);
}
Vector2 anchor = new Vector2(0.5f, 0.5f);
Vector2 pivot = new Vector2((sign > 0f) ? 0f : 1f, 0.5f);
var rect = Text.GetComponent <RectTransform>();
if (rect != null)
{
rect.anchorMin = anchor;
rect.anchorMax = anchor;
rect.pivot = pivot;
var t = Text.GetComponent <Text>();
if (t != null)
{
t.alignment = (sign > 0f) ? TextAnchor.MiddleLeft : TextAnchor.MiddleRight;
}
else
{
ChartCommon.DoTextSign(Text, sign);
}
rect.anchoredPosition = dir + dirAdd + gapAdd;
}
else
{
Debug.LogWarning("Direction text must contain a rect transform");
}
}
