修改矩形实时显示

Assets/Art/UIPrefab/UIDraw.prefab

@@ -271,81 +271,6 @@ MonoBehaviour:
   m_hasFontAssetChanged: 0
   m_baseMaterial: {fileID: 0}
   m_maskOffset: {x: 0, y: 0, z: 0, w: 0}
---- !u!1 &412908320554838416
-GameObject:
-  m_ObjectHideFlags: 0
-  m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
-  serializedVersion: 6
-  m_Component:
-  - component: {fileID: 7278440663883465532}
-  - component: {fileID: 4859354734233530742}
-  - component: {fileID: 8598899778490155455}
-  m_Layer: 0
-  m_Name: Temp
-  m_TagString: Untagged
-  m_Icon: {fileID: 0}
-  m_NavMeshLayer: 0
-  m_StaticEditorFlags: 0
-  m_IsActive: 0
---- !u!224 &7278440663883465532
-RectTransform:
-  m_ObjectHideFlags: 0
-  m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
-  m_GameObject: {fileID: 412908320554838416}
-  m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
-  m_LocalPosition: {x: 0, y: 0, z: 0}
-  m_LocalScale: {x: 1, y: 1, z: 1}
-  m_ConstrainProportionsScale: 0
-  m_Children: []
-  m_Father: {fileID: 5248266707218333243}
-  m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
-  m_AnchorMin: {x: 0, y: 0}
-  m_AnchorMax: {x: 1, y: 1}
-  m_AnchoredPosition: {x: 0, y: 0}
-  m_SizeDelta: {x: 0, y: 0}
-  m_Pivot: {x: 0.5, y: 0.5}
---- !u!222 &4859354734233530742
-CanvasRenderer:
-  m_ObjectHideFlags: 0
-  m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
-  m_GameObject: {fileID: 412908320554838416}
-  m_CullTransparentMesh: 1
---- !u!114 &8598899778490155455
-MonoBehaviour:
-  m_ObjectHideFlags: 0
-  m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
-  m_GameObject: {fileID: 412908320554838416}
-  m_Enabled: 1
-  m_EditorHideFlags: 0
-  m_Script: {fileID: 11500000, guid: fe87c0e1cc204ed48ad3b37840f39efc, type: 3}
-  m_Name: 
-  m_EditorClassIdentifier: 
-  m_Material: {fileID: 0}
-  m_Color: {r: 1, g: 1, b: 1, a: 0.4117647}
-  m_RaycastTarget: 1
-  m_RaycastPadding: {x: 0, y: 0, z: 0, w: 0}
-  m_Maskable: 1
-  m_OnCullStateChanged:
-    m_PersistentCalls:
-      m_Calls: []
-  m_Sprite: {fileID: 21300000, guid: 074cc869ee40c5148b26753fe02c6aec, type: 3}
-  m_Type: 0
-  m_PreserveAspect: 0
-  m_FillCenter: 1
-  m_FillMethod: 4
-  m_FillAmount: 1
-  m_FillClockwise: 1
-  m_FillOrigin: 0
-  m_UseSpriteMesh: 0
-  m_PixelsPerUnitMultiplier: 1
 --- !u!1 &437928408945815704
 GameObject:
   m_ObjectHideFlags: 0
@@ -381,7 +306,6 @@ RectTransform:
   - {fileID: 7982209487117141860}
   - {fileID: 8910459249382205206}
   - {fileID: 2461520360039377224}
-  - {fileID: 7278440663883465532}
   m_Father: {fileID: 0}
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
   m_AnchorMin: {x: 0, y: 0}
@@ -401,7 +325,6 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: ec04d319ffe11bf449631785ba9df2ca, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
-  mask: {fileID: 2913638650655750658}
   captureBGImg: {fileID: 1613795782999759057}
   RawImg: {fileID: 3350589312635769069}
   Content: {fileID: 6174875567737795578}
@@ -436,7 +359,9 @@ MonoBehaviour:
   CirCleImg: {fileID: 2203796515819680784}
   RectImg: {fileID: 1594643944354670706}
   ColorArea: {fileID: 2022575599177353385}
+  mask: {fileID: 2913638650655750658}
   colorPicker: {fileID: 3336535175933943458}
+  TempDraw: {fileID: 0}
 --- !u!1 &572013391981846340
 GameObject:
   m_ObjectHideFlags: 0

Assets/Draw/Scripts/ScreenShotPainter.cs

@@ -7,6 +7,7 @@ using UnityEngine.Events;
 using UnityEngine.EventSystems;
 using UnityEngine.Rendering;
 using UnityEngine.UI;
+using static UnityEditor.Progress;
 
 [RequireComponent(typeof(Camera))]
 public class ScreenShotPainter : MonoBehaviour
@@ -650,11 +651,8 @@ public class ScreenShotPainter : MonoBehaviour
                     break;
                 case Status.Rect:
                     _currentLine = new LineSegment(_paintBrushMat.GetColor("_Color"), _brushSize, _eraserFlag);
+                    Graphics.Blit(_currentRenderTexture, _currentLine.Texture);
                     _lastPoint = Input.mousePosition;
-                    //rectImg.gameObject.SetActive(true);
-                    // TODO: 这样会使UI位置有偏差 后续修改
-                    //rectImg.transform.position = Input.mousePosition;
-                    isRect = true;
                     break;
             }
         }
@@ -680,7 +678,9 @@ public class ScreenShotPainter : MonoBehaviour
                             LerpPaint(Input.mousePosition, _eraserFlag);
                             break;
                         case Status.Rect:
-
+                            Graphics.Blit(_currentLine.Texture, _currentRenderTexture);
+                            _paintCanvasImg.texture = _currentRenderTexture;
+                            RectFactory();
                             break;
                         case Status.Circle:
                             var dis = Vector2.Distance(_lastPoint, Input.mousePosition) * 2;
@@ -710,14 +710,12 @@ public class ScreenShotPainter : MonoBehaviour
                     if (_currentLine != null)
                     {
                         LerpPaint(Input.mousePosition, false);
-
                         FinishedRaw();
                     }
                     break;
 
                 case Status.Rect:
-                    isRect = false;
+                    FinishedRaw();
-                    RectFactory();
                     break;
 
                 case Status.Circle:
@@ -759,52 +757,6 @@ public class ScreenShotPainter : MonoBehaviour
         _lastPoint = Vector2.zero;
 
     }
-    bool isRect = false;
-    private void OnGUI()
-    {
-        if (isRect)
-        {
-            var points = GenerateRectanglePoints(_lastPoint, Input.mousePosition);
-
-
-            float minX = float.MaxValue;
-            float minY = float.MaxValue;
-            float maxX = float.MinValue;
-            float maxY = float.MinValue;
-
-            // 找出最小和最大的 x、y 坐标
-            foreach (Vector2 point in points)
-            {
-                if (point.x < minX)
-                {
-                    minX = point.x;
-                }
-                if (point.x > maxX)
-                {
-                    maxX = point.x;
-                }
-                if (point.y < minY)
-                {
-                    minY = point.y;
-                }
-                if (point.y > maxY)
-                {
-                    maxY = point.y;
-                }
-            }
-
-            float x = minX;
-            float y = maxY;
-            float width = maxX - minX;
-            float height = maxY - minY;
-
-            Rect rect = new Rect(x, y, width, height);
-
-            GUI.backgroundColor = Color.blue;
-            GUI.color = Color.yellow;
-            GUI.Box(rect, "我帮你绘制了个 Rect Box");
-        }
-    }
 
     List<Vector2> GenerateCirclePoints(Vector2 center, float r, int numPoints = 36)
     {
@@ -825,14 +777,14 @@ public class ScreenShotPainter : MonoBehaviour
     {
         if (_lastPoint != default)
         {
-            var points = GenerateRectanglePoints(_lastPoint, Input.mousePosition);
+            var rectPoints = GenerateRectanglePoints(_lastPoint, Input.mousePosition);
 
-            LerpPaint(points[0], false);
+            LerpPaint(rectPoints[0], false);
-            LerpPaint(points[1], false);
+            LerpPaint(rectPoints[1], false);
-            LerpPaint(points[2], false);
+            LerpPaint(rectPoints[2], false);
-            LerpPaint(points[3], false);
+            LerpPaint(rectPoints[3], false);
-            LerpPaint(points[0], false);
+            LerpPaint(rectPoints[0], false);
-            FinishedRaw();
+            //FinishedRaw();
         }
     }
 
@@ -890,6 +842,7 @@ public class ScreenShotPainter : MonoBehaviour
         _lineStack.Clear();
     }
 
+
     public void Undo()
     {
         if (_lineStack.Count > 0)

Assets/Scenes/Main.unity

@@ -372,7 +372,7 @@ MonoBehaviour:
     m_Bits: 1
   m_VolumeTrigger: {fileID: 0}
   m_VolumeFrameworkUpdateModeOption: 2
-  m_RenderPostProcessing: 1
+  m_RenderPostProcessing: 0
   m_Antialiasing: 0
   m_AntialiasingQuality: 2
   m_StopNaN: 0

Assets/Scripts/UI/UIDraw.Designer.cs

@@ -5,13 +5,11 @@ using QFramework;
 
 namespace QFramework.Example
 {
-	// Generate Id:c3372197-dece-4bdd-8b25-56df5c08aa5f
+	// Generate Id:b01e72d6-bd06-47a4-8be3-054bae1344f3
 	public partial class UIDraw
 	{
 		public const string Name = "UIDraw";
 		
-		[SerializeField]
-		public UnityEngine.UI.Button mask;
 		[SerializeField]
 		public UnityEngine.UI.RawImage captureBGImg;
 		[SerializeField]
@@ -81,13 +79,16 @@ namespace QFramework.Example
 		[SerializeField]
 		public UnityEngine.UI.Image ColorArea;
 		[SerializeField]
+		public UnityEngine.UI.Button mask;
+		[SerializeField]
 		public UnityEngine.UI.Image colorPicker;
+		[SerializeField]
+		public UnityEngine.UI.RawImage TempDraw;
 		
 		private UIDrawData mPrivateData = null;
 		
 		protected override void ClearUIComponents()
 		{
-			mask = null;
 			captureBGImg = null;
 			RawImg = null;
 			Content = null;
@@ -122,7 +123,9 @@ namespace QFramework.Example
 			CirCleImg = null;
 			RectImg = null;
 			ColorArea = null;
+			mask = null;
 			colorPicker = null;
+			TempDraw = null;
 			
 			mData = null;
 		}