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using UnityEngine;
using UnityEditor;
namespace TMPro.EditorUtilities
{
[CustomPropertyDrawer(typeof(TextAlignmentOptions))]
public class TMP_TextAlignmentDrawer : PropertyDrawer
{
const int k_AlignmentButtonWidth = 24;
const int k_AlignmentButtonHeight = 20;
const int k_WideViewWidth = 504;
const int k_ControlsSpacing = 6;
const int k_GroupWidth = k_AlignmentButtonWidth * 6;
static readonly int k_TextAlignmentHash = "DoTextAligmentControl".GetHashCode();
public override float GetPropertyHeight(SerializedProperty property, GUIContent label)
{
return EditorGUIUtility.currentViewWidth > k_WideViewWidth ? k_AlignmentButtonHeight : k_AlignmentButtonHeight * 2 + 3;
}
public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
{
var id = GUIUtility.GetControlID(k_TextAlignmentHash, FocusType.Keyboard, position);
EditorGUI.BeginProperty(position, label, property);
{
var controlArea = EditorGUI.PrefixLabel(position, id, label);
var horizontalAligment = new Rect(controlArea.x, controlArea.y, k_GroupWidth, k_AlignmentButtonHeight);
var verticalAligment = new Rect(!(EditorGUIUtility.currentViewWidth > k_WideViewWidth) ? controlArea.x : horizontalAligment.xMax + k_ControlsSpacing, !(EditorGUIUtility.currentViewWidth > k_WideViewWidth) ? controlArea.y + k_AlignmentButtonHeight + 3 : controlArea.y, k_GroupWidth, k_AlignmentButtonHeight);
EditorGUI.BeginChangeCheck();
var selectedHorizontal = DoHorizontalAligmentControl(horizontalAligment, property);
var selectedVertical = DoVerticalAligmentControl(verticalAligment, property);
if (EditorGUI.EndChangeCheck())
{
var value = (0x1 << selectedHorizontal) | (0x100 << selectedVertical);
property.intValue = value;
}
}
EditorGUI.EndProperty();
}
static int DoHorizontalAligmentControl(Rect position, SerializedProperty alignment)
{
var selected = TMP_EditorUtility.GetHorizontalAlignmentGridValue(alignment.intValue);
var values = new bool[6];
values[selected] = true;
if (alignment.hasMultipleDifferentValues)
{
foreach (var obj in alignment.serializedObject.targetObjects)
{
var text = obj as TMP_Text;
if (text != null)
{
values[TMP_EditorUtility.GetHorizontalAlignmentGridValue((int)text.alignment)] = true;
}
}
}
position.width = k_AlignmentButtonWidth;
for (var i = 0; i < values.Length; i++)
{
var oldValue = values[i];
var newValue = TMP_EditorUtility.EditorToggle(position, oldValue, TMP_UIStyleManager.alignContentA[i], i == 0 ? TMP_UIStyleManager.alignmentButtonLeft : (i == 5 ? TMP_UIStyleManager.alignmentButtonRight : TMP_UIStyleManager.alignmentButtonMid));
if (newValue != oldValue)
{
selected = i;
}
position.x += position.width;
}
return selected;
}
static int DoVerticalAligmentControl(Rect position, SerializedProperty alignment)
{
var selected = TMP_EditorUtility.GetVerticalAlignmentGridValue(alignment.intValue);
var values = new bool[6];
values[selected] = true;
if (alignment.hasMultipleDifferentValues)
{
foreach (var obj in alignment.serializedObject.targetObjects)
{
var text = obj as TMP_Text;
if (text != null)
{
values[TMP_EditorUtility.GetVerticalAlignmentGridValue((int)text.alignment)] = true;
}
}
}
position.width = k_AlignmentButtonWidth;
for (var i = 0; i < values.Length; i++)
{
var oldValue = values[i];
var newValue = TMP_EditorUtility.EditorToggle(position, oldValue, TMP_UIStyleManager.alignContentB[i], i == 0 ? TMP_UIStyleManager.alignmentButtonLeft : (i == 5 ? TMP_UIStyleManager.alignmentButtonRight : TMP_UIStyleManager.alignmentButtonMid));
if (newValue != oldValue)
{
selected = i;
}
position.x += position.width;
}
return selected;
}
}
}
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