/// <summary>
/// 分别返回Unity屏幕概念下UGUI的4个点，左下角，左上角，右上角，右下角
/// </summary>
/// <param name="gameObject"></param>
/// <returns></returns>
public static Vector2[] GetWorldCorner(GameObject gameObject)
{
//Logger.d("GetWorldCorner");
if (!isUGUIElement(gameObject))
{
return(null);
}
Canvas canvas = gameObject.GetComponentInParent <Canvas>();
if (canvas == null || canvas.renderMode == null)
{
return(null);
}
GameObject o = canvas.gameObject;
Logger.d("Canvas name " + o.name);
RenderMode mode = canvas.renderMode;
Camera c = null;
//Screen Space Overlay模式非常特别，没有对应的摄像机
if (mode.Equals(RenderMode.ScreenSpaceOverlay))
{
Logger.d("ScreenSpaceOverlay");
c = null;
}
else if (mode.Equals(RenderMode.ScreenSpaceCamera))
{
Logger.d("ScreenSpaceCamera");
c = canvas.worldCamera;
}
else if (mode.Equals(RenderMode.WorldSpace))
{
Logger.d("WorldSpace");
c = UIBase.FindBestCamera(gameObject);
}
else
{
return(null);
}
RectTransform rectTran = gameObject.GetComponent <RectTransform>();
Vector3[] core = new Vector3[4];
rectTran.GetWorldCorners(core);
Vector2[] vectors = new Vector2[4];
vectors[0] = RectTransformUtility.WorldToScreenPoint(c, core[0]);
vectors[1] = RectTransformUtility.WorldToScreenPoint(c, core[1]);
vectors[2] = RectTransformUtility.WorldToScreenPoint(c, core[2]);
vectors[3] = RectTransformUtility.WorldToScreenPoint(c, core[3]);
return(vectors);
}
protected override void RenderEndTag(HtmlTextWriter writer)
{
base.RenderEndTag(writer);
if (RenderMode.Equals(Mode.SWFObject))
{
writer.Write(BuildSwfObjectScript());
}
}
public override void Draw(Graphics g, RenderMode rm)
{
g.TextRenderingHint = TextRenderingHint.AntiAliasGridFit;
Rectangle rect = GuiRectangle.GetGuiRectangle(this.Left, this.Top, this.Width, this.Height);
if (Selected && rm.Equals(RenderMode.EDIT)) DrawSelectionBorder(g, rect);
Brush fontBrush = new SolidBrush(foreColor);
g.DrawString(childLabel.Text, childLabel.Font, fontBrush, rect);
}
public override void Draw(Graphics g, RenderMode rm)
{
Rectangle rect = GuiRectangle.GetGuiRectangle(this.Left, this.Top, this.Width, this.Height);
if (Selected && rm.Equals(RenderMode.EDIT))
{
DrawSelectionBorder(g, rect);
}
Brush fontBrush = new SolidBrush(foreColor);
g.DrawString(childLabel.Text, childLabel.Font, fontBrush, rect);
}
protected override void RenderChildren(HtmlTextWriter writer)
{
if (RenderMode.Equals(Mode.SWFObject2))
{
writer.Write(BuildSWFFixBeginTag());
base.RenderChildren(writer);
writer.Write(SwffixEndTag);
}
else if (RenderMode.Equals(Mode.SWFObject2Embedded))
{
writer.Write("<div id=\"" + ClientID + "_inner\">");
base.RenderChildren(writer);
writer.Write("</div>");
}
else
{
base.RenderChildren(writer);
}
}
static GameObject CreateUICanvas(RectTransform parentTransform,
string name, int order, RenderMode renderMode, Camera uiCamera)
{
var canvas = new GameObject(name);
// 设置组件
canvas.AddComponent <Canvas>().renderMode = renderMode;
canvas.AddComponent <CanvasScaler>();
canvas.AddComponent <GraphicRaycaster>();
// 渲染相机
if (renderMode.Equals(RenderMode.ScreenSpaceCamera))
{
canvas.GetComponent <Canvas>().worldCamera = uiCamera;
}
// 设置渲染顺序
canvas.GetComponent <Canvas>().sortingOrder = order;
// 设置父子关系
canvas.GetComponent <RectTransform>().SetParent(parentTransform);
return(canvas);
}
