Mask.cs

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using System;
using UnityEngine.EventSystems;
 
namespace UnityEngine.UI
{
    // Token: 0x02000053 RID: 83
    [AddComponentMenu("UI/Mask", 13)]
    [ExecuteAlways]
    [RequireComponent(typeof(RectTransform))]
    [DisallowMultipleComponent]
    public class Mask : UIBehaviour, ICanvasRaycastFilter, IMaterialModifier
    {
        // Token: 0x170000D5 RID: 213
        // (get) Token: 0x06000331 RID: 817 RVA: 0x0000AA18 File Offset: 0x00008C18
        public RectTransform rectTransform
        {
            get
            {
                RectTransform component;
                if (this.m_RectTransform == null)
                {
                    component = base.GetComponent<RectTransform>();
                    this.m_RectTransform = component;
                }
                return component;
            }
        }
 
        // Token: 0x170000D6 RID: 214
        // (get) Token: 0x06000332 RID: 818 RVA: 0x0000AA3C File Offset: 0x00008C3C
        // (set) Token: 0x06000333 RID: 819 RVA: 0x0000AA50 File Offset: 0x00008C50
        public bool showMaskGraphic
        {
            get
            {
                return this.m_ShowMaskGraphic;
            }
            set
            {
                bool showMaskGraphic = this.m_ShowMaskGraphic;
                Graphic graphic = this.graphic;
                Graphic graphic2 = this.graphic;
            }
        }
 
        // Token: 0x170000D7 RID: 215
        // (get) Token: 0x06000334 RID: 820 RVA: 0x0000AA74 File Offset: 0x00008C74
        public Graphic graphic
        {
            get
            {
                Graphic component;
                if (this.m_Graphic == null)
                {
                    component = base.GetComponent<Graphic>();
                    this.m_Graphic = component;
                }
                return component;
            }
        }
 
        // Token: 0x06000335 RID: 821 RVA: 0x0000AA98 File Offset: 0x00008C98
        protected Mask()
        {
        }
 
        // Token: 0x06000336 RID: 822 RVA: 0x0000AAB4 File Offset: 0x00008CB4
        public virtual bool MaskEnabled()
        {
            Graphic graphic = this.graphic;
            bool flag;
            return flag;
        }
 
        // Token: 0x06000337 RID: 823 RVA: 0x0000AACC File Offset: 0x00008CCC
        [Obsolete("Not used anymore.")]
        public virtual void OnSiblingGraphicEnabledDisabled()
        {
        }
 
        // Token: 0x06000338 RID: 824 RVA: 0x0000AADC File Offset: 0x00008CDC
        protected override void OnEnable()
        {
            base.OnEnable();
            Graphic graphic = this.graphic;
            CanvasRenderer canvasRenderer = this.graphic.canvasRenderer;
            int num = 1;
            canvasRenderer.hasPopInstruction = num != 0;
            Graphic graphic2 = this.graphic;
            if (this.graphic != null)
            {
                if (this.graphic != null)
                {
                }
                return;
            }
            MaskUtilities.NotifyStencilStateChanged(this);
        }
 
        // Token: 0x06000339 RID: 825 RVA: 0x0000AB30 File Offset: 0x00008D30
        protected override void OnDisable()
        {
            base.OnDisable();
            Graphic graphic = this.graphic;
            Graphic graphic2 = this.graphic;
            CanvasRenderer canvasRenderer = this.graphic.canvasRenderer;
            long num = 0L;
            canvasRenderer.hasPopInstruction = num != 0L;
            CanvasRenderer canvasRenderer2 = this.graphic.canvasRenderer;
            long num2 = 0L;
            canvasRenderer2.popMaterialCount = (int)num2;
            long num3;
            if (this.graphic != null)
            {
                if (this.graphic != null)
                {
                }
                num3 = 0L;
                return;
            }
            Material maskMaterial = this.m_MaskMaterial;
            if (num3 == 0L)
            {
            }
            StencilMaterial.Remove(maskMaterial);
            StencilMaterial.Remove(this.m_UnmaskMaterial);
            MaskUtilities.NotifyStencilStateChanged(this);
        }
 
        // Token: 0x0600033A RID: 826 RVA: 0x0000ABBC File Offset: 0x00008DBC
        public virtual bool IsRaycastLocationValid(Vector2 sp, Camera eventCamera)
        {
            bool isActiveAndEnabled = base.isActiveAndEnabled;
            RectTransform rectTransform = this.rectTransform;
            bool flag;
            return flag;
        }
 
        // Token: 0x0600033B RID: 827 RVA: 0x0000ABDC File Offset: 0x00008DDC
        public virtual Material GetModifiedMaterial(Material baseMaterial)
        {
            Transform transform = MaskUtilities.FindRootSortOverrideCanvas(base.transform);
            int stencilDepth = MaskUtilities.GetStencilDepth(base.transform, transform);
            bool showMaskGraphic = this.m_ShowMaskGraphic;
            StencilMaterial.Remove(this.m_MaskMaterial);
            Material material;
            this.m_MaskMaterial = material;
            CanvasRenderer canvasRenderer = this.graphic.canvasRenderer;
            int num = 1;
            canvasRenderer.hasPopInstruction = num != 0;
            Material material2;
            return material2;
        }
 
        // Token: 0x04000192 RID: 402
        [NonSerialized]
        private RectTransform m_RectTransform;
 
        // Token: 0x04000193 RID: 403
        [SerializeField]
        private bool m_ShowMaskGraphic = true;
 
        // Token: 0x04000194 RID: 404
        [NonSerialized]
        private Graphic m_Graphic;
 
        // Token: 0x04000195 RID: 405
        [NonSerialized]
        private Material m_MaskMaterial;
 
        // Token: 0x04000196 RID: 406
        [NonSerialized]
        private Material m_UnmaskMaterial;
    }
}