Rasagar/Library/PackageCache/com.unity.ugui/Editor/TMP/TMP_StyleSheetEditor.cs
2024-08-26 23:07:20 +03:00

322 lines
12 KiB
C#

using System;
using UnityEngine;
using UnityEditor;
namespace TMPro.EditorUtilities
{
[CustomPropertyDrawer(typeof(TMP_Style))]
public class StyleDrawer : PropertyDrawer
{
public static readonly float height = 95f;
public override float GetPropertyHeight(SerializedProperty property, GUIContent label)
{
return height;
}
public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
{
SerializedProperty nameProperty = property.FindPropertyRelative("m_Name");
SerializedProperty hashCodeProperty = property.FindPropertyRelative("m_HashCode");
SerializedProperty openingDefinitionProperty = property.FindPropertyRelative("m_OpeningDefinition");
SerializedProperty closingDefinitionProperty = property.FindPropertyRelative("m_ClosingDefinition");
SerializedProperty openingDefinitionArray = property.FindPropertyRelative("m_OpeningTagArray");
SerializedProperty closingDefinitionArray = property.FindPropertyRelative("m_ClosingTagArray");
EditorGUIUtility.labelWidth = 86;
position.height = EditorGUIUtility.singleLineHeight + EditorGUIUtility.standardVerticalSpacing;
float labelHeight = position.height + 2f;
EditorGUI.BeginChangeCheck();
Rect rect0 = new Rect(position.x, position.y, (position.width) / 2 + 5, position.height);
EditorGUI.PropertyField(rect0, nameProperty);
if (EditorGUI.EndChangeCheck())
{
// Recompute HashCode if name has changed.
hashCodeProperty.intValue = TMP_TextUtilities.GetSimpleHashCode(nameProperty.stringValue);
property.serializedObject.ApplyModifiedProperties();
// Dictionary needs to be updated since HashCode has changed.
TMP_StyleSheet styleSheet = property.serializedObject.targetObject as TMP_StyleSheet;
styleSheet.RefreshStyles();
}
// HashCode
Rect rect1 = new Rect(rect0.x + rect0.width + 5, position.y, 65, position.height);
GUI.Label(rect1, "HashCode");
GUI.enabled = false;
rect1.x += 65;
rect1.width = position.width / 2 - 75;
EditorGUI.PropertyField(rect1, hashCodeProperty, GUIContent.none);
GUI.enabled = true;
// Text Tags
EditorGUI.BeginChangeCheck();
// Opening Tags
position.y += labelHeight;
GUI.Label(position, "Opening Tags");
Rect textRect1 = new Rect(110, position.y, position.width - 86, 35);
openingDefinitionProperty.stringValue = EditorGUI.TextArea(textRect1, openingDefinitionProperty.stringValue);
if (EditorGUI.EndChangeCheck())
{
// If any properties have changed, we need to update the Opening and Closing Arrays.
int size = openingDefinitionProperty.stringValue.Length;
// Adjust array size to match new string length.
if (openingDefinitionArray.arraySize != size) openingDefinitionArray.arraySize = size;
for (int i = 0; i < size; i++)
{
SerializedProperty element = openingDefinitionArray.GetArrayElementAtIndex(i);
element.intValue = openingDefinitionProperty.stringValue[i];
}
}
EditorGUI.BeginChangeCheck();
// Closing Tags
position.y += 38;
GUI.Label(position, "Closing Tags");
Rect textRect2 = new Rect(110, position.y, position.width - 86, 35);
closingDefinitionProperty.stringValue = EditorGUI.TextArea(textRect2, closingDefinitionProperty.stringValue);
if (EditorGUI.EndChangeCheck())
{
// If any properties have changed, we need to update the Opening and Closing Arrays.
int size = closingDefinitionProperty.stringValue.Length;
// Adjust array size to match new string length.
if (closingDefinitionArray.arraySize != size) closingDefinitionArray.arraySize = size;
for (int i = 0; i < size; i++)
{
SerializedProperty element = closingDefinitionArray.GetArrayElementAtIndex(i);
element.intValue = closingDefinitionProperty.stringValue[i];
}
}
}
}
[CustomEditor(typeof(TMP_StyleSheet)), CanEditMultipleObjects]
public class TMP_StyleEditor : Editor
{
TMP_StyleSheet m_StyleSheet;
SerializedProperty m_StyleListProp;
int m_SelectedElement = -1;
int m_Page;
bool m_IsStyleSheetDirty;
void OnEnable()
{
m_StyleSheet = target as TMP_StyleSheet;
m_StyleListProp = serializedObject.FindProperty("m_StyleList");
}
public override void OnInspectorGUI()
{
Event currentEvent = Event.current;
serializedObject.Update();
m_IsStyleSheetDirty = false;
int elementCount = m_StyleListProp.arraySize;
int itemsPerPage = (Screen.height - 100) / 110;
if (elementCount > 0)
{
// Display each Style entry using the StyleDrawer PropertyDrawer.
for (int i = itemsPerPage * m_Page; i < elementCount && i < itemsPerPage * (m_Page + 1); i++)
{
// Define the start of the selection region of the element.
Rect elementStartRegion = GUILayoutUtility.GetRect(0f, 0f, GUILayout.ExpandWidth(true));
EditorGUILayout.BeginVertical(EditorStyles.helpBox);
SerializedProperty styleProperty = m_StyleListProp.GetArrayElementAtIndex(i);
EditorGUI.BeginChangeCheck();
EditorGUILayout.PropertyField(styleProperty);
EditorGUILayout.EndVertical();
if (EditorGUI.EndChangeCheck())
{
//
}
// Define the end of the selection region of the element.
Rect elementEndRegion = GUILayoutUtility.GetRect(0f, 0f, GUILayout.ExpandWidth(true));
// Check for Item selection
Rect selectionArea = new Rect(elementStartRegion.x, elementStartRegion.y, elementEndRegion.width, elementEndRegion.y - elementStartRegion.y);
if (DoSelectionCheck(selectionArea))
{
if (m_SelectedElement == i)
{
m_SelectedElement = -1;
}
else
{
m_SelectedElement = i;
GUIUtility.keyboardControl = 0;
}
}
// Handle Selection Highlighting
if (m_SelectedElement == i)
TMP_EditorUtility.DrawBox(selectionArea, 2f, new Color32(40, 192, 255, 255));
}
}
// STYLE LIST MANAGEMENT
Rect rect = EditorGUILayout.GetControlRect(false, 20);
float totalWidth = rect.width;
rect.width = totalWidth * 0.175f;
// Move Style up.
bool guiEnabled = GUI.enabled;
if (m_SelectedElement == -1 || m_SelectedElement == 0) { GUI.enabled = false; }
if (GUI.Button(rect, "Up"))
{
SwapStyleElements(m_SelectedElement, m_SelectedElement - 1);
}
GUI.enabled = guiEnabled;
// Move Style down.
rect.x += rect.width;
if (m_SelectedElement == elementCount - 1) { GUI.enabled = false; }
if (GUI.Button(rect, "Down"))
{
SwapStyleElements(m_SelectedElement, m_SelectedElement + 1);
}
GUI.enabled = guiEnabled;
// Add Style
rect.x += rect.width + totalWidth * 0.3f;
if (GUI.Button(rect, "+"))
{
int index = m_SelectedElement == -1 ? elementCount : m_SelectedElement;
if (index > elementCount)
index = elementCount;
// Copy selected element
m_StyleListProp.InsertArrayElementAtIndex(index);
// Select newly inserted element
m_SelectedElement = index + 1;
serializedObject.ApplyModifiedProperties();
m_StyleSheet.RefreshStyles();
}
// Delete style
rect.x += rect.width;
if (m_SelectedElement == -1 || m_SelectedElement >= elementCount) GUI.enabled = false;
if (GUI.Button(rect, "-"))
{
int index = m_SelectedElement == -1 ? 0 : m_SelectedElement;
m_StyleListProp.DeleteArrayElementAtIndex(index);
m_SelectedElement = -1;
serializedObject.ApplyModifiedProperties();
m_StyleSheet.RefreshStyles();
return;
}
// Return if we can't display any items.
if (itemsPerPage == 0) return;
// DISPLAY PAGE CONTROLS
int shiftMultiplier = currentEvent.shift ? 10 : 1; // Page + Shift goes 10 page forward
Rect pagePos = EditorGUILayout.GetControlRect(false, 20);
pagePos.width = totalWidth * 0.35f;
// Previous Page
if (m_Page > 0) GUI.enabled = true;
else GUI.enabled = false;
if (GUI.Button(pagePos, "Previous"))
m_Page -= 1 * shiftMultiplier;
// PAGE COUNTER
GUI.enabled = true;
pagePos.x += pagePos.width;
pagePos.width = totalWidth * 0.30f;
int totalPages = (int)(elementCount / (float)itemsPerPage + 0.999f);
GUI.Label(pagePos, "Page " + (m_Page + 1) + " / " + totalPages, TMP_UIStyleManager.centeredLabel);
// Next Page
pagePos.x += pagePos.width;
pagePos.width = totalWidth * 0.35f;
if (itemsPerPage * (m_Page + 1) < elementCount) GUI.enabled = true;
else GUI.enabled = false;
if (GUI.Button(pagePos, "Next"))
m_Page += 1 * shiftMultiplier;
// Clamp page range
m_Page = Mathf.Clamp(m_Page, 0, elementCount / itemsPerPage);
if (serializedObject.ApplyModifiedProperties())
{
TMPro_EventManager.ON_TEXT_STYLE_PROPERTY_CHANGED(true);
if (m_IsStyleSheetDirty)
{
m_IsStyleSheetDirty = false;
m_StyleSheet.RefreshStyles();
}
}
// Clear selection if mouse event was not consumed.
GUI.enabled = true;
if (currentEvent.type == EventType.MouseDown && currentEvent.button == 0)
m_SelectedElement = -1;
}
// Check if any of the Style elements were clicked on.
static bool DoSelectionCheck(Rect selectionArea)
{
Event currentEvent = Event.current;
switch (currentEvent.type)
{
case EventType.MouseDown:
if (selectionArea.Contains(currentEvent.mousePosition) && currentEvent.button == 0)
{
currentEvent.Use();
return true;
}
break;
}
return false;
}
void SwapStyleElements(int selectedIndex, int newIndex)
{
m_StyleListProp.MoveArrayElement(selectedIndex, newIndex);
m_SelectedElement = newIndex;
m_IsStyleSheetDirty = true;
}
}
}