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using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.Linq;
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using UnityEditor;
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using UnityEngine;
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namespace PersonalTool
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{
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    [CustomEditor(typeof(Camera))]
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    public class CameraCustomGizmos
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    {
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        private static float topBarHeight = 118.0328f;
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        private static Mesh quad = null;
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        private static float distance;
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        private static Vector3 buttomLeft;
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        private static Vector3 buttomRight;
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        private static Vector3 topLeft;
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        private static Vector3 topRight;
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        [DrawGizmo(GizmoType.Selected | GizmoType.Active)]
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        private static void OnDrawGizmosSelected(Camera camera, GizmoType gizmoType)
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        {
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            if (quad is null)
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            {
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                //Library/unity default resources::Cube
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                var type = typeof(Mesh);
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                quad = AssetDatabase.LoadAllAssetsAtPath("Library/unity default resources")
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                    .Where(e => type.IsAssignableFrom(e.GetType()) && e.name == "Quad").Cast<Mesh>()?.First();
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            }
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            distance = camera.nearClipPlane * 1.001f;
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            buttomLeft = new Vector3(0f, 0f, distance);
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            buttomRight = new Vector3(Screen.width, 0f, distance);
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            topLeft = new Vector3(0f, Screen.height, distance);
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            topRight = new Vector3(Screen.width, Screen.height, distance);
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            buttomLeft = camera.ScreenToWorldPoint(buttomLeft);
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            buttomRight = camera.ScreenToWorldPoint(buttomRight);
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            topLeft = camera.ScreenToWorldPoint(topLeft);
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            topRight = camera.ScreenToWorldPoint(topRight);
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            DrawBorderZone(camera);
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            DrawViewCenterLine();
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            DrawCenterPoint(camera);
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        }
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        private static void DrawBorderZone(Camera camera)
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        {
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            var topBarButtomLeft = new Vector3(0f, Screen.height - topBarHeight, distance);
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            var topBarButtomRight = new Vector3(Screen.width, Screen.height - topBarHeight, distance);
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            topBarButtomLeft = camera.ScreenToWorldPoint(topBarButtomLeft);
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            topBarButtomRight = camera.ScreenToWorldPoint(topBarButtomRight);
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            #region TopBar
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            var width = Vector3.Distance(topBarButtomLeft, topBarButtomRight);
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            var height = Vector3.Distance(topBarButtomLeft, topLeft);
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            var size = new Vector3(width, height, 1f);
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            Gizmos.color = new Color32(255, 0, 0, 60);
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            Gizmos.DrawMesh(quad, (topBarButtomLeft + topRight) / 2f, camera.transform.rotation, size);
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            #endregion
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            var downBarTopLeft = new Vector3(0f, Screen.height * 0.1f, distance);
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            var downBarTopRight = new Vector3(Screen.width, Screen.height * 0.1f, distance);
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            downBarTopLeft = camera.ScreenToWorldPoint(downBarTopLeft);
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            downBarTopRight = camera.ScreenToWorldPoint(downBarTopRight);
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            #region ButtomBar
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            width = Vector3.Distance(buttomLeft, buttomRight);
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            height = Vector3.Distance(buttomLeft, downBarTopLeft);
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            size = new Vector3(width, height, 1f);
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            Gizmos.color = new Color32(255, 168, 0, 60);
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            Gizmos.DrawMesh(quad, (buttomLeft + downBarTopRight) / 2f, camera.transform.rotation, size);
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            #endregion
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            var leftBarButtomRight = new Vector3(Screen.width * 0.1f, Screen.height * 0.1f, distance);
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            var leftBarTopRight = new Vector3(Screen.width * 0.1f, Screen.height - topBarHeight, distance);
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            leftBarButtomRight = camera.ScreenToWorldPoint(leftBarButtomRight);
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            leftBarTopRight = camera.ScreenToWorldPoint(leftBarTopRight);
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            #region LeftBar
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            width = Vector3.Distance(downBarTopLeft, leftBarButtomRight);
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            height = Vector3.Distance(downBarTopLeft, topBarButtomLeft);
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            size = new Vector3(width, height, 1f);
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            Gizmos.color = new Color32(255, 255, 0, 60);
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            Gizmos.DrawMesh(quad, (downBarTopLeft + leftBarTopRight) / 2f, camera.transform.rotation, size);
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            #endregion
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            var rightBarButtomLeft = new Vector3(Screen.width * 0.9f, Screen.height * 0.1f, distance);
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            var rightBarTopLeft = new Vector3(Screen.width * 0.9f, Screen.height - topBarHeight, distance);
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            rightBarButtomLeft = camera.ScreenToWorldPoint(rightBarButtomLeft);
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            rightBarTopLeft = camera.ScreenToWorldPoint(rightBarTopLeft);
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            #region RightBar
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            width = Vector3.Distance(rightBarButtomLeft, downBarTopRight);
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            height = Vector3.Distance(rightBarButtomLeft, rightBarTopLeft);
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            size = new Vector3(width, height, 1f);
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            Gizmos.color = new Color32(255, 255, 0, 60);
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            Gizmos.DrawMesh(quad, (rightBarButtomLeft + topBarButtomRight) / 2f, camera.transform.rotation, size);
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            #endregion
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        }
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        private static void DrawViewCenterLine()
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        {
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            Gizmos.color = Color.cyan;
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            Gizmos.DrawLine((topLeft + buttomLeft) / 2f, (topRight + buttomRight) / 2f);
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            Gizmos.DrawLine((topLeft + topRight) / 2f, (buttomLeft + buttomRight) / 2f);
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        }
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        private static void DrawCenterPoint(Camera camera)
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        {
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            Gizmos.color = new Color32(255, 255, 0, 255);
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            var length = Vector3.Distance(buttomLeft, topRight) * 0.005f;
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            var size = new Vector3(length, length, 1f);
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            Gizmos.DrawMesh(quad, (buttomLeft + topRight) / 2f, camera.transform.rotation, size);
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        }
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    }
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}

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using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.Text.RegularExpressions;
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using UnityEditor;
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using UnityEngine;
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using UnityEngine.UI;
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namespace PersonalTool
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{
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    [CustomEditor(typeof(Text))]
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    public class TextComponentExtension : UnityEditor.UI.TextEditor
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    {
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        public override void OnInspectorGUI()
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        {
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            base.OnInspectorGUI();
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            EditorGUILayout.Space();
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            if (GUILayout.Button("替换所有空格为不换行空格"))
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            {
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                var sp = serializedObject.FindProperty("m_Text");
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                sp.stringValue = sp.stringValue.Replace(" ", "\u00A0");
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                serializedObject.ApplyModifiedProperties();
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            }
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            if (GUILayout.Button("添加首行缩进"))
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            {
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                var sp = serializedObject.FindProperty("m_Text");
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                if (!sp.stringValue.StartsWith("\u3000\u3000"))
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                    sp.stringValue = sp.stringValue.Insert(0, "\u3000\u3000");
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                sp.stringValue = Regex.Replace(sp.stringValue, @"\n(?![\r\n\u3000])", "\n\u3000\u3000");
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                serializedObject.ApplyModifiedProperties();
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            }
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        }
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    }
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}