/// <summary>
/// Draws the node and it's ports to the GUI layer
/// </summary>
public virtual void Draw()
{
if (Application.isPlaying)
{
GUI.color = Color.white;
}
if (NameChanged)
{
float actualw = DefaultSize.x;
float width = Mathf.Clamp(Style.CalcSize(new GUIContent(name)).x + 20, actualw, float.MaxValue);
rect.width = width;
NameChanged = false;
}
GUI.Box(rect, name, Style);
GUIContent labelcont = new GUIContent((!string.IsNullOrEmpty(Tooltip) ? "// " + Tooltip : string.Empty));
Vector2 labelsize = EditorStyles.label.CalcSize(labelcont);
float LW = labelsize.x + 5;
float y = (tooltipPosition == TooltipPosition.Down) ? rect.yMax + 5 : (rect.y - 5) - labelsize.y;
GUI.Label(new Rect((rect.x + rect.width) - LW, y, LW, labelsize.y), labelcont,
new GUIStyle(EditorStyles.label)
{
normal = new GUIStyleState()
{
textColor = new Color(0.7f, 0.7f, 0.7f, 0.8f)
}
});
}
public CAbstractButton(string title)
{
Content = new GUIContent(title);
Vector2 size = Style.CalcSize(Content);
Width = size.x + 2 * CUISize.ButtonBorder;
Height = CUISize.ButtonHeight;
}
public Toggle(string title, bool isOn = false)
{
m_content = new GUIContent(title);
IsOn = isOn;
Vector2 size = Style.CalcSize(m_content);
Width = size.x;
Height = size.y;
}
public override void SetStyle()
{
Style.normal.background = AssetDatabase.LoadAssetAtPath("Assets/Resources/Textures/grayTex.png", typeof(Texture2D)) as Texture2D;
Style.normal.textColor = Color.white;
Style.fontSize = 16;
Style.alignment = TextAnchor.UpperCenter;
GUIContent content = new GUIContent(Name);
mOffset = Style.CalcSize(content).y;
}
//-------------------------------------【OnDrawGizmos()函数】---------------------------------------------
// 说明：场景编辑器中GUI的显示
//------------------------------------------------------------------------------------------------------------------
void OnDrawGizmos()
{
//ShowInfoInSeneEditor为真时，才进行绘制
if (ShowInfoInSceneEditor)
{
//----------------------------------------【1.光线投射判断&计算位置坐标】----------------------------------
//定义一条射线
Ray ray = new Ray(transform.position + Camera.current.transform.up * 6f, -Camera.current.transform.up);
//定义光线投射碰撞
RaycastHit raycastHit;
//进行光线投射操作,第一个参数为光线的开始点和方向，第二个参数为光线碰撞器碰到哪里的输出信息，第三个参数为光线的长度
GetComponent <Collider>().Raycast(ray, out raycastHit, Mathf.Infinity);
//计算距离，为当前摄像机位置减去碰撞位置的长度
float distance = (Camera.current.transform.position - raycastHit.point).magnitude;
//设置字体大小，在26到12之间插值
float fontSize = Mathf.Lerp(26, 12, distance / 10f);
//将得到的字体大小赋给Style.fontSize
Style.fontSize = (int)fontSize;
//将文字位置取为得到的光线碰撞位置上方一点
Vector3 worldPositon = raycastHit.point + Camera.current.transform.up * distance * 0.03f;
//世界坐标转屏幕坐标
Vector3 screenPosition = Camera.current.WorldToScreenPoint(worldPositon);
//z坐标值的判断，z值小于零就返回
if (screenPosition.z <= 0)
{
return;
}
//翻转Y坐标值
screenPosition.y = Screen.height - screenPosition.y;
//获取文本尺寸
Vector2 stringSize = Style.CalcSize(new GUIContent(text));
//计算文本框坐标
Rect rect = new Rect(0f, 0f, stringSize.x + 6, stringSize.y + 4);
//设定文本框中心坐标
rect.center = screenPosition - Vector3.up * rect.height * 0.5f;
//----------------------------------【2.GUI绘制】---------------------------------------------
//开始绘制一个简单的文本框
// Handles.BeginGUI();
//绘制灰底背景
GUI.color = new Color(0f, 0f, 0f, 0.8f);
GUI.DrawTexture(rect, EditorGUIUtility.whiteTexture);
//绘制文字
GUI.color = new Color(1, 1, 1, 0.8f);
GUI.Label(rect, text, Style);
//结束绘制
// Handles.EndGUI();
}
}
public void OnGUI()
{
var position = new Vector2();
var contentSize = Style.CalcSize(_content);
if (!_positioner.GetPosition(ref position, _content, contentSize))
{
Destroy(gameObject);
return;
}
GUI.Label(new Rect(position.x, position.y, contentSize.x, contentSize.y), _content, Style);
}
protected override void ResizeControl()
{
if (this.AutoSize)
{
try
{
Vector2 size = Style.CalcSize(Content);
__Size = new System.Drawing.Size((int)size.x, (int)size.y);
}
catch
{
}
}
}
//////////////////////////////////////////////////////////////////////////////
private Vector2 WordWrap(GUIContent content, float maxWidth)
{
string[] words = content.text.Split(' ');
string result = "";
Vector2 size = new Vector2();
for (int i = 0; i < words.Length; ++i)
{
content.text = result + words [i] + ' ';
size = Style.CalcSize(content);
if (size.x > maxWidth)
{
result += ('\n' + words [i] + ' ');
}
else
{
result = content.text;
}
}
return(size);
}
/// <summary>
/// Returns the size of the item
/// </summary>
/// <returns>the size the item needs</returns>
public virtual Vector2 GetItemSize()
{
return(Style.CalcSize(Content));
}
public Vector2 CalcTextSize()
{
return(Style.CalcSize(m_content));
}
//////////////////////////////////////////////////////////////////////////////
public float CalcTextWidth()
{
return(Style.CalcSize(m_content).x);
}