namespace Yw.WpfUI.Hydro
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{
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/// <summary>
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/// 抽象3D可见元素
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/// </summary>
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internal abstract class LogicalVisual3D : MeshGeometryVisual3D
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{
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/// <summary>
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///
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/// </summary>
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public LogicalVisual3D() { }
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/// <summary>
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///
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/// </summary>
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public LogicalVisual3D
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(
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VisualL3d vmo,
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LogicalStateHelper stateHelper,
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LogicalMaterialHelper materialHelper,
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LogicalOverrideColorHelper overrideColorHelper,
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LogicalOverrideOpacityHelper overrideOpacityHelper,
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LogicalOverrideVisibleHelper overrideVisibleHelper
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)
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{
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this.Vmo = vmo;
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_stateHelper = stateHelper;
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_materialHelper = materialHelper;
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_overrideColorHelper = overrideColorHelper;
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_overrideOpacityHelper = overrideOpacityHelper;
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_overrideVisibleHelper = overrideVisibleHelper;
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UpdateVisual();
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}
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protected readonly LogicalStateHelper _stateHelper = null; //状态辅助类
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protected readonly LogicalMaterialHelper _materialHelper = null; //材质辅助类
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protected readonly LogicalOverrideColorHelper _overrideColorHelper = null;//覆盖颜色辅助类
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protected readonly LogicalOverrideOpacityHelper _overrideOpacityHelper = null;//覆盖透明度辅助类
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protected readonly LogicalOverrideVisibleHelper _overrideVisibleHelper = null;//覆盖可见性辅助类
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#region 事件集合
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/// <summary>
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/// 状态改变事件
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/// </summary>
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public event Action VisualChangedEvent;
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#endregion
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/// <summary>
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/// Vmo
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/// </summary>
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public VisualL3d Vmo
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{
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get { return _vmo; }
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set { _vmo = value; }
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}
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protected VisualL3d _vmo = null;
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/// <summary>
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/// 更新可见元素
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/// 包含位置、材质、几何图形和可见性
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/// </summary>
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public virtual void UpdateVisual()
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{
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this.UpdatePositions();
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this.UpdateGeometry();
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this.UpdateMaterial();
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this.UpdateTransform();
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this.UpdateVisibility();
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this.VisualChangedEvent?.Invoke();
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}
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/// <summary>
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/// 更新位置
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/// </summary>
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public abstract void UpdatePositions();
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/// <summary>
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/// 更新材质
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/// </summary>
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public abstract void UpdateMaterial();
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/// <summary>
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/// 更新几何图形
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/// </summary>
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public abstract void UpdateGeometry();
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/// <summary>
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/// 更新变换矩阵
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/// </summary>
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public abstract void UpdateTransform();
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/// <summary>
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/// 更新可见性
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/// </summary>
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public virtual void UpdateVisibility()
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{
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bool visible = true;
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var state = _stateHelper.GetState(this.Vmo);
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if (state.HasFlag(eLogicalState.Visible))
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{
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visible = _overrideVisibleHelper.GetVisible(this.Vmo);
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}
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this.Visible = visible;
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}
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/// <summary>
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/// 验证
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/// </summary>
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public virtual bool Verify()
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{
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if (this.Vmo == null)
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{
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return false;
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}
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return true;
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}
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}
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}
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