mirror of
https://github.com/sinai-dev/UnityExplorer.git
synced 2025-06-16 06:08:16 +08:00
407 lines
17 KiB
C#
407 lines
17 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using UnityEngine;
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using MelonLoader;
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using UnhollowerBaseLib;
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using UnhollowerRuntimeLib;
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using System.Reflection;
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using UnityEngineInternal;
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using Harmony;
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namespace Explorer
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{
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public class GUIUnstrip
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{
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public static int s_ScrollControlId;
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public static bool ScrollFailed = false;
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public static bool ManualUnstripFailed = false;
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private static GenericStack ScrollStack
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{
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get
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{
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if (m_scrollViewStatesInfo == null)
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{
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try
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{
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m_scrollViewStatesInfo = typeof(GUI).GetProperty("scrollViewStates");
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if (m_scrollViewStatesInfo == null) throw new Exception();
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}
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catch
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{
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m_scrollViewStatesInfo = typeof(GUI).GetProperty("s_scrollViewStates");
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}
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}
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return (GenericStack)m_scrollViewStatesInfo?.GetValue(null, null);
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}
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}
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private static PropertyInfo m_scrollViewStatesInfo;
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public static Rect GetLastRect()
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{
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EventType type = Event.current.type;
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Rect last;
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if (type != EventType.Layout && type != EventType.Used)
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{
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last = GUILayoutUtility.current.topLevel.GetLastUnstripped();
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}
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else
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{
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last = GUILayoutUtility.kDummyRect;
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}
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return last;
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}
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// Fix for BeginScrollView.
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public static Vector2 BeginScrollView(Vector2 scroll, params GUILayoutOption[] options)
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{
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// First, just try normal way, may not have been stripped or was unstripped successfully.
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if (!ScrollFailed)
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{
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try
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{
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return GUILayout.BeginScrollView(scroll, options);
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}
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catch
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{
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ScrollFailed = true;
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}
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}
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// Try manual implementation.
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if (!ManualUnstripFailed)
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{
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try
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{
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return BeginScrollView_ImplLayout(scroll, false, false, GUI.skin.horizontalScrollbar, GUI.skin.verticalScrollbar, GUI.skin.scrollView, options);
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}
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catch (Exception e)
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{
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MelonLogger.Log("Exception on manual BeginScrollView: " + e.GetType() + ", " + e.Message + "\r\n" + e.StackTrace);
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ManualUnstripFailed = true;
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}
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}
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// Sorry! No scrolling for you.
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return scroll;
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}
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public static void EndScrollView(bool handleScrollWheel = true)
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{
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// Only end the scroll view for the relevant BeginScrollView option, if any.
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if (!ScrollFailed)
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{
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GUILayout.EndScrollView();
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}
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else if (!ManualUnstripFailed)
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{
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GUILayoutUtility.EndLayoutGroup();
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EndScrollView_Impl(handleScrollWheel);
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}
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}
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private static Vector2 BeginScrollView_ImplLayout(Vector2 scrollPosition, bool alwaysShowHorizontal, bool alwaysShowVertical,
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GUIStyle horizontalScrollbar, GUIStyle verticalScrollbar, GUIStyle background, params GUILayoutOption[] options)
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{
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GUIUtility.CheckOnGUI();
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var guiscrollGroup = GUILayoutUtility.BeginLayoutGroup(background, null, Il2CppType.Of<GUIScrollGroup>())
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.TryCast<GUIScrollGroup>();
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EventType type = Event.current.type;
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if (type == EventType.Layout)
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{
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guiscrollGroup.resetCoords = true;
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guiscrollGroup.isVertical = true;
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guiscrollGroup.stretchWidth = 1;
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guiscrollGroup.stretchHeight = 1;
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guiscrollGroup.verticalScrollbar = verticalScrollbar;
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guiscrollGroup.horizontalScrollbar = horizontalScrollbar;
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guiscrollGroup.needsVerticalScrollbar = alwaysShowVertical;
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guiscrollGroup.needsHorizontalScrollbar = alwaysShowHorizontal;
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guiscrollGroup.ApplyOptions(options);
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}
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return BeginScrollView_Impl(guiscrollGroup.rect,
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scrollPosition,
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new Rect(0f, 0f, guiscrollGroup.clientWidth, guiscrollGroup.clientHeight),
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alwaysShowHorizontal,
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alwaysShowVertical,
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horizontalScrollbar,
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verticalScrollbar,
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background
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);
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}
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private static Vector2 BeginScrollView_Impl(Rect position, Vector2 scrollPosition, Rect viewRect, bool alwaysShowHorizontal,
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bool alwaysShowVertical, GUIStyle horizontalScrollbar, GUIStyle verticalScrollbar, GUIStyle background)
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{
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GUIUtility.CheckOnGUI();
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int controlID = GUIUtility.GetControlID(GUI.s_ScrollviewHash, FocusType.Passive);
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var scrollViewState = GUIUtility.GetStateObject(Il2CppType.Of<ScrollViewState>(), controlID).TryCast<ScrollViewState>();
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var scrollExt = ScrollViewStateUnstrip.FromPointer(scrollViewState.Pointer);
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if (scrollExt == null) throw new Exception($"Could not get scrollExt for pointer '{scrollViewState.Pointer}'!");
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bool apply = scrollExt.apply;
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if (apply)
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{
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scrollPosition = scrollExt.scrollPosition;
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scrollExt.apply = false;
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}
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scrollExt.position = position;
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scrollExt.scrollPosition = scrollPosition;
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scrollExt.visibleRect = scrollExt.viewRect = viewRect;
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var rect = scrollExt.visibleRect;
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rect.width = position.width;
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rect.height = position.height;
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ScrollStack.Push(scrollViewState);
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Rect screenRect = new Rect(position.x, position.y, position.width, position.height);
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EventType type = Event.current.type;
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if (type != EventType.Layout)
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{
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if (type != EventType.Used)
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{
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bool flag = alwaysShowVertical;
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bool flag2 = alwaysShowHorizontal;
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if (flag2 || viewRect.width > screenRect.width)
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{
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rect.height = position.height - horizontalScrollbar.fixedHeight + (float)horizontalScrollbar.margin.top;
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screenRect.height -= horizontalScrollbar.fixedHeight + (float)horizontalScrollbar.margin.top;
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flag2 = true;
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}
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if (flag || viewRect.height > screenRect.height)
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{
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rect.width = position.width - verticalScrollbar.fixedWidth + (float)verticalScrollbar.margin.left;
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screenRect.width -= verticalScrollbar.fixedWidth + (float)verticalScrollbar.margin.left;
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flag = true;
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if (!flag2 && viewRect.width > screenRect.width)
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{
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rect.height = position.height - horizontalScrollbar.fixedHeight + (float)horizontalScrollbar.margin.top;
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screenRect.height -= horizontalScrollbar.fixedHeight + (float)horizontalScrollbar.margin.top;
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flag2 = true;
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}
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}
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if (Event.current.type == EventType.Repaint && background != GUIStyle.none)
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{
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background.Draw(position, position.Contains(Event.current.mousePosition), false, flag2 && flag, false);
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}
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if (flag2 && horizontalScrollbar != GUIStyle.none)
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{
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scrollPosition.x = HorizBar_Impl(
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new Rect(
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position.x,
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position.yMax - horizontalScrollbar.fixedHeight,
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screenRect.width,
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horizontalScrollbar.fixedHeight),
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scrollPosition.x,
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Mathf.Min(screenRect.width, viewRect.width),
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0f,
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viewRect.width,
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horizontalScrollbar
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);
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}
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else
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{
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GUIUtility.GetControlID(GUI.s_SliderHash, FocusType.Passive);
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GUIUtility.GetControlID(GUI.s_RepeatButtonHash, FocusType.Passive);
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GUIUtility.GetControlID(GUI.s_RepeatButtonHash, FocusType.Passive);
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scrollPosition.x = ((horizontalScrollbar == GUIStyle.none) ? Mathf.Clamp(scrollPosition.x, 0f, Mathf.Max(viewRect.width - position.width, 0f)) : 0f);
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}
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if (flag && verticalScrollbar != GUIStyle.none)
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{
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scrollPosition.y = VertBar_Impl(
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new Rect(
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screenRect.xMax + (float)verticalScrollbar.margin.left,
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screenRect.y,
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verticalScrollbar.fixedWidth,
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screenRect.height),
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scrollPosition.y,
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Mathf.Min(screenRect.height, viewRect.height),
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0f,
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viewRect.height,
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verticalScrollbar
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);
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}
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else
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{
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GUIUtility.GetControlID(GUI.s_SliderHash, FocusType.Passive);
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GUIUtility.GetControlID(GUI.s_RepeatButtonHash, FocusType.Passive);
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GUIUtility.GetControlID(GUI.s_RepeatButtonHash, FocusType.Passive);
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scrollPosition.y = ((verticalScrollbar == GUIStyle.none) ? Mathf.Clamp(scrollPosition.y, 0f, Mathf.Max(viewRect.height - position.height, 0f)) : 0f);
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}
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}
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}
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else
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{
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GUIUtility.GetControlID(GUI.s_SliderHash, FocusType.Passive);
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GUIUtility.GetControlID(GUI.s_RepeatButtonHash, FocusType.Passive);
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GUIUtility.GetControlID(GUI.s_RepeatButtonHash, FocusType.Passive);
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GUIUtility.GetControlID(GUI.s_SliderHash, FocusType.Passive);
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GUIUtility.GetControlID(GUI.s_RepeatButtonHash, FocusType.Passive);
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GUIUtility.GetControlID(GUI.s_RepeatButtonHash, FocusType.Passive);
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}
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GUIClip.Push(screenRect, new Vector2(Mathf.Round(-scrollPosition.x - viewRect.x), Mathf.Round(-scrollPosition.y - viewRect.y)), Vector2.zero, false);
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return scrollPosition;
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}
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public static float HorizBar_Impl(Rect position, float value, float size, float leftValue, float rightValue, GUIStyle style)
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{
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return Scroller_Impl(position, value, size, leftValue, rightValue, style,
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GUI.skin.GetStyle(style.name + "thumb"),
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GUI.skin.GetStyle(style.name + "leftbutton"),
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GUI.skin.GetStyle(style.name + "rightbutton"),
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true);
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}
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public static float VertBar_Impl(Rect position, float value, float size, float topValue, float bottomValue, GUIStyle style)
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{
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return Scroller_Impl(position, value, size, topValue, bottomValue, style,
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GUI.skin.GetStyle(style.name + "thumb"),
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GUI.skin.GetStyle(style.name + "upbutton"),
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GUI.skin.GetStyle(style.name + "downbutton"),
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false);
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}
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private static void EndScrollView_Impl(bool handleScrollWheel)
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{
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GUIUtility.CheckOnGUI();
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if (ScrollStack.Count <= 0) return;
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var state = ScrollStack.Peek().TryCast<ScrollViewState>();
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var scrollExt = ScrollViewStateUnstrip.FromPointer(state.Pointer);
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if (scrollExt == null) throw new Exception("Could not get scrollExt!");
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GUIClip.Pop();
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ScrollStack.Pop();
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var position = scrollExt.position;
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if (handleScrollWheel && Event.current.type == EventType.ScrollWheel && position.Contains(Event.current.mousePosition))
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{
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var pos = scrollExt.scrollPosition;
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pos.x = Mathf.Clamp(scrollExt.scrollPosition.x + Event.current.delta.x * 20f, 0f, scrollExt.viewRect.width - scrollExt.visibleRect.width);
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pos.y = Mathf.Clamp(scrollExt.scrollPosition.y + Event.current.delta.y * 20f, 0f, scrollExt.viewRect.height - scrollExt.visibleRect.height);
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if (scrollExt.scrollPosition.x < 0f)
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{
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pos.x = 0f;
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}
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if (pos.y < 0f)
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{
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pos.y = 0f;
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}
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scrollExt.apply = true;
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Event.current.Use();
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}
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}
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private static float Scroller_Impl(Rect position, float value, float size, float leftValue, float rightValue, GUIStyle slider, GUIStyle thumb, GUIStyle leftButton, GUIStyle rightButton, bool horiz)
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{
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GUIUtility.CheckOnGUI();
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int controlID = GUIUtility.GetControlID(GUI.s_SliderHash, FocusType.Passive, position);
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Rect position2;
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Rect rect;
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Rect rect2;
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if (horiz)
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{
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position2 = new Rect(position.x + leftButton.fixedWidth, position.y, position.width - leftButton.fixedWidth - rightButton.fixedWidth, position.height);
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rect = new Rect(position.x, position.y, leftButton.fixedWidth, position.height);
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rect2 = new Rect(position.xMax - rightButton.fixedWidth, position.y, rightButton.fixedWidth, position.height);
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}
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else
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{
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position2 = new Rect(position.x, position.y + leftButton.fixedHeight, position.width, position.height - leftButton.fixedHeight - rightButton.fixedHeight);
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rect = new Rect(position.x, position.y, position.width, leftButton.fixedHeight);
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rect2 = new Rect(position.x, position.yMax - rightButton.fixedHeight, position.width, rightButton.fixedHeight);
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}
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value = Slider_Impl(position2, value, size, leftValue, rightValue, slider, thumb, horiz, controlID);
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bool flag = Event.current.type == EventType.MouseUp;
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if (ScrollerRepeatButton_Impl(controlID, rect, leftButton))
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{
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value -= 10f * ((leftValue >= rightValue) ? -1f : 1f);
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}
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if (ScrollerRepeatButton_Impl(controlID, rect2, rightButton))
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{
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value += 10f * ((leftValue >= rightValue) ? -1f : 1f);
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}
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if (flag && Event.current.type == EventType.Used)
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{
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s_ScrollControlId = 0;
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}
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if (leftValue < rightValue)
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{
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value = Mathf.Clamp(value, leftValue, rightValue - size);
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}
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else
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{
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value = Mathf.Clamp(value, rightValue, leftValue - size);
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}
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return value;
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}
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public static float Slider_Impl(Rect position, float value, float size, float start, float end, GUIStyle slider, GUIStyle thumb, bool horiz, int id)
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{
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if (id == 0)
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{
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id = GUIUtility.GetControlID(GUI.s_SliderHash, FocusType.Passive, position);
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}
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var sliderHandler = new SliderHandlerUnstrip(position, value, size, start, end, slider, thumb, horiz, id);
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return sliderHandler.Handle();
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}
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private static bool ScrollerRepeatButton_Impl(int scrollerID, Rect rect, GUIStyle style)
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{
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bool result = false;
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if (GUI.DoRepeatButton(rect, GUIContent.none, style, FocusType.Passive))
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{
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bool flag = s_ScrollControlId != scrollerID;
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s_ScrollControlId = scrollerID;
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if (flag)
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{
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result = true;
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GUI.nextScrollStepTime = Il2CppSystem.DateTime.Now.AddMilliseconds(250.0);
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}
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else if (Il2CppSystem.DateTime.Now >= GUI.nextScrollStepTime)
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{
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result = true;
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GUI.nextScrollStepTime = Il2CppSystem.DateTime.Now.AddMilliseconds(30.0);
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}
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if (Event.current.type == EventType.Repaint)
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{
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GUI.InternalRepaintEditorWindow();
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}
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}
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return result;
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}
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}
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}
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