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127 linhas
3.6 KiB
127 linhas
3.6 KiB
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using UnityEngine;
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using System.Collections;
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namespace LuaFramework
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{
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public class DynamicFontTextureRebuildTracker : MonoBehaviour
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{
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private class FontUpdateNode
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{
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private bool m_FontTextureRebuilt = false;
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private Font m_FontRebuilt = null;
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public FontUpdateNode(Font font)
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{
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m_FontRebuilt = font;
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Validate();
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}
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public void Validate()
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{
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if (null == m_FontRebuilt)
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{
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m_FontTextureRebuilt = false;
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return;
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}
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m_FontTextureRebuilt = true;
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}
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public void Invalidate()
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{
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m_FontTextureRebuilt = false;
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}
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public bool NeedUpdate
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{
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get { return m_FontTextureRebuilt && (null != m_FontRebuilt); }
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}
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public Font font
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{
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get { return m_FontRebuilt; }
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}
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}
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private System.Reflection.MethodInfo m_RebuildForFont = null;
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private List<FontUpdateNode> m_FontUpdateList = new List<FontUpdateNode>();
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private static DynamicFontTextureRebuildTracker m_Instance = null;
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void Awake()
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{
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if (null != m_Instance)
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{
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LogManager.LogError("There is only one DynamicFontTextureRebuildTracker instance allowed!");
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Destroy(gameObject);
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return;
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}
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m_Instance = this;
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}
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// Use this for initialization
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void Start()
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{
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Font.textureRebuilt += OnFontTextureRebuilt;
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System.Type fontUpdateTrackerType = typeof(UnityEngine.UI.FontUpdateTracker);
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m_RebuildForFont = fontUpdateTrackerType.GetMethod("RebuildForFont", System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Static);
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Debug.Log("Get RebuildForFont method is: " + m_RebuildForFont);
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}
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// Update is called once per frame
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void LateUpdate()
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{
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if (null == m_RebuildForFont)
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{
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return;
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}
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for (int i = 0; i < m_FontUpdateList.Count; i++)
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{
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FontUpdateNode node = m_FontUpdateList[i];
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if (node.NeedUpdate)
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{
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Font font = node.font;
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m_RebuildForFont.Invoke(null, new object[] { font });
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// Log rebuild.
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// Texture fontTexture = font.material.mainTexture;
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// Debug.Log(string.Format("Texture of dynamic font \"{0}\" is enlarged to {1}x{2}.", font.name, fontTexture.width, fontTexture.height));
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node.Invalidate();
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}
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}
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}
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void OnDestroy()
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{
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Font.textureRebuilt -= OnFontTextureRebuilt;
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}
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private void OnFontTextureRebuilt(Font font)
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{
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bool findThisFont = false;
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for (int i = 0; i < m_FontUpdateList.Count; i++)
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{
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FontUpdateNode node = m_FontUpdateList[i];
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if (node.font == font)
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{
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node.Validate();
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findThisFont = true;
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break;
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}
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}
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if (!findThisFont)
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{
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m_FontUpdateList.Add(new FontUpdateNode(font));
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}
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}
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}
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}
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