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82 lines
1.7 KiB
82 lines
1.7 KiB
5 years ago
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#if UNITY_EDITOR
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using UnityEngine;
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using UnityEditor;
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using System.Collections;
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public class EditorLabel : MonoBehaviour {
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public string text;
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private static GUIStyle style;
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private static GUIStyle Style{
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get{
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if(style == null){
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style = new GUIStyle( EditorStyles.largeLabel );
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style.alignment = TextAnchor.MiddleCenter;
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style.normal.textColor = new Color(0.9f,0.9f,0.9f);
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style.fontSize = 32;
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}
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return style;
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}
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}
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void OnDrawGizmos(){
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RaycastHit hit;
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Ray r = new Ray(transform.position + Camera.current.transform.up * 8f, -Camera.current.transform.up );
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if( GetComponent<Collider>().Raycast( r, out hit, Mathf.Infinity) ){
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float dist = (Camera.current.transform.position - hit.point).magnitude;
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float fontSize = Mathf.Lerp(64, 12, dist/10f);
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Style.fontSize = (int)fontSize;
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Vector3 wPos = hit.point + Camera.current.transform.up*dist*0.07f;
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Vector3 scPos = Camera.current.WorldToScreenPoint(wPos);
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if(scPos.z <= 0){
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return;
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}
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float alpha = Mathf.Clamp(-Camera.current.transform.forward.y, 0f, 1f);
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alpha = 1f-((1f-alpha)*(1f-alpha));
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alpha = Mathf.Lerp(-0.2f,1f,alpha);
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Handles.BeginGUI();
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scPos.y = Screen.height - scPos.y; // Flip Y
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Vector2 strSize = Style.CalcSize(new GUIContent(text));
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Rect rect = new Rect(0f, 0f, strSize.x + 6,strSize.y + 4);
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rect.center = scPos - Vector3.up*rect.height*0.5f;
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GUI.color = new Color(0f,0f,0f,0.8f * alpha);
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GUI.DrawTexture(rect, EditorGUIUtility.whiteTexture);
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GUI.color = Color.white;
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GUI.color = new Color(GUI.color.r, GUI.color.g, GUI.color.b, alpha);
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GUI.Label(rect, text, Style);
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GUI.color = Color.white;
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Handles.EndGUI();
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}
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}
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}
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#endif
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