ResourceManager.ResourceLoader.ResourceObject.cs 5.0 KB

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  1. //------------------------------------------------------------
  2. // Game Framework
  3. // Copyright © 2013-2021 loyalsoft. All rights reserved.
  4. // Homepage: http://www.game7000.com/
  5. // Feedback: http://www.game7000.com/
  6. //------------------------------------------------------------
  7. using GameFramework.ObjectPool;
  8. using System.Collections.Generic;
  9. namespace GameFramework.Resource
  10. {
  11. internal sealed partial class ResourceManager : GameFrameworkModule, IResourceManager
  12. {
  13. private sealed partial class ResourceLoader
  14. {
  15. /// <summary>
  16. /// 资源对象。
  17. /// </summary>
  18. private sealed class ResourceObject : ObjectBase
  19. {
  20. private List<object> m_DependencyResources;
  21. private IResourceHelper m_ResourceHelper;
  22. private ResourceLoader m_ResourceLoader;
  23. public ResourceObject()
  24. {
  25. m_DependencyResources = new List<object>();
  26. m_ResourceHelper = null;
  27. m_ResourceLoader = null;
  28. }
  29. public override bool CustomCanReleaseFlag
  30. {
  31. get
  32. {
  33. int targetReferenceCount = 0;
  34. m_ResourceLoader.m_ResourceDependencyCount.TryGetValue(Target, out targetReferenceCount);
  35. return base.CustomCanReleaseFlag && targetReferenceCount <= 0;
  36. }
  37. }
  38. public static ResourceObject Create(string name, object target, IResourceHelper resourceHelper, ResourceLoader resourceLoader)
  39. {
  40. if (resourceHelper == null)
  41. {
  42. throw new GameFrameworkException("Resource helper is invalid.");
  43. }
  44. if (resourceLoader == null)
  45. {
  46. throw new GameFrameworkException("Resource loader is invalid.");
  47. }
  48. ResourceObject resourceObject = ReferencePool.Acquire<ResourceObject>();
  49. resourceObject.Initialize(name, target);
  50. resourceObject.m_ResourceHelper = resourceHelper;
  51. resourceObject.m_ResourceLoader = resourceLoader;
  52. return resourceObject;
  53. }
  54. public override void Clear()
  55. {
  56. base.Clear();
  57. m_DependencyResources.Clear();
  58. m_ResourceHelper = null;
  59. m_ResourceLoader = null;
  60. }
  61. public void AddDependencyResource(object dependencyResource)
  62. {
  63. if (Target == dependencyResource)
  64. {
  65. return;
  66. }
  67. if (m_DependencyResources.Contains(dependencyResource))
  68. {
  69. return;
  70. }
  71. m_DependencyResources.Add(dependencyResource);
  72. int referenceCount = 0;
  73. if (m_ResourceLoader.m_ResourceDependencyCount.TryGetValue(dependencyResource, out referenceCount))
  74. {
  75. m_ResourceLoader.m_ResourceDependencyCount[dependencyResource] = referenceCount + 1;
  76. }
  77. else
  78. {
  79. m_ResourceLoader.m_ResourceDependencyCount.Add(dependencyResource, 1);
  80. }
  81. }
  82. public override void Release(bool isShutdown)
  83. {
  84. if (!isShutdown)
  85. {
  86. int targetReferenceCount = 0;
  87. if (m_ResourceLoader.m_ResourceDependencyCount.TryGetValue(Target, out targetReferenceCount) && targetReferenceCount > 0)
  88. {
  89. throw new GameFrameworkException(Utility.Text.Format("Resource target '{0}' reference count is '{1}' larger than 0.", Name, targetReferenceCount));
  90. }
  91. foreach (object dependencyResource in m_DependencyResources)
  92. {
  93. int referenceCount = 0;
  94. if (m_ResourceLoader.m_ResourceDependencyCount.TryGetValue(dependencyResource, out referenceCount))
  95. {
  96. m_ResourceLoader.m_ResourceDependencyCount[dependencyResource] = referenceCount - 1;
  97. }
  98. else
  99. {
  100. throw new GameFrameworkException(Utility.Text.Format("Resource target '{0}' dependency asset reference count is invalid.", Name));
  101. }
  102. }
  103. }
  104. m_ResourceLoader.m_ResourceDependencyCount.Remove(Target);
  105. m_ResourceHelper.Release(Target);
  106. }
  107. }
  108. }
  109. }
  110. }