Rasagar/Library/PackageCache/com.unity.ugui/Editor/UGUI/UI/PropertyDrawers/FontDataDrawer.cs
2024-08-26 23:07:20 +03:00

515 lines
23 KiB
C#

using UnityEngine;
using UnityEngine.UI;
namespace UnityEditor.UI
{
[CustomPropertyDrawer(typeof(FontData), true)]
/// <summary>
/// This is a PropertyDrawer for FontData. It is implemented using the standard Unity PropertyDrawer framework
/// </summary>
public class FontDataDrawer : PropertyDrawer
{
static private class Styles
{
public static GUIStyle alignmentButtonLeft = new GUIStyle(EditorStyles.miniButtonLeft);
public static GUIStyle alignmentButtonMid = new GUIStyle(EditorStyles.miniButtonMid);
public static GUIStyle alignmentButtonRight = new GUIStyle(EditorStyles.miniButtonRight);
public static GUIContent m_EncodingContent;
public static GUIContent m_LeftAlignText;
public static GUIContent m_CenterAlignText;
public static GUIContent m_RightAlignText;
public static GUIContent m_TopAlignText;
public static GUIContent m_MiddleAlignText;
public static GUIContent m_BottomAlignText;
public static GUIContent m_LeftAlignTextActive;
public static GUIContent m_CenterAlignTextActive;
public static GUIContent m_RightAlignTextActive;
public static GUIContent m_TopAlignTextActive;
public static GUIContent m_MiddleAlignTextActive;
public static GUIContent m_BottomAlignTextActive;
static Styles()
{
m_EncodingContent = EditorGUIUtility.TrTextContent("Rich Text", "Use emoticons and colors");
// Horizontal Alignment Icons
m_LeftAlignText = EditorGUIUtility.IconContent(@"GUISystem/align_horizontally_left", "Left Align");
m_CenterAlignText = EditorGUIUtility.IconContent(@"GUISystem/align_horizontally_center", "Center Align");
m_RightAlignText = EditorGUIUtility.IconContent(@"GUISystem/align_horizontally_right", "Right Align");
m_LeftAlignTextActive = EditorGUIUtility.IconContent(@"GUISystem/align_horizontally_left_active", "Left Align");
m_CenterAlignTextActive = EditorGUIUtility.IconContent(@"GUISystem/align_horizontally_center_active", "Center Align");
m_RightAlignTextActive = EditorGUIUtility.IconContent(@"GUISystem/align_horizontally_right_active", "Right Align");
// Vertical Alignment Icons
m_TopAlignText = EditorGUIUtility.IconContent(@"GUISystem/align_vertically_top", "Top Align");
m_MiddleAlignText = EditorGUIUtility.IconContent(@"GUISystem/align_vertically_center", "Middle Align");
m_BottomAlignText = EditorGUIUtility.IconContent(@"GUISystem/align_vertically_bottom", "Bottom Align");
m_TopAlignTextActive = EditorGUIUtility.IconContent(@"GUISystem/align_vertically_top_active", "Top Align");
m_MiddleAlignTextActive = EditorGUIUtility.IconContent(@"GUISystem/align_vertically_center_active", "Middle Align");
m_BottomAlignTextActive = EditorGUIUtility.IconContent(@"GUISystem/align_vertically_bottom_active", "Bottom Align");
FixAlignmentButtonStyles(alignmentButtonLeft, alignmentButtonMid, alignmentButtonRight);
}
static void FixAlignmentButtonStyles(params GUIStyle[] styles)
{
foreach (GUIStyle style in styles)
{
style.padding.left = 2;
style.padding.right = 2;
}
}
}
private enum VerticalTextAligment
{
Top,
Middle,
Bottom
}
private enum HorizontalTextAligment
{
Left,
Center,
Right
}
private const int kAlignmentButtonWidth = 20;
static int s_TextAlignmentHash = "DoTextAligmentControl".GetHashCode();
private SerializedProperty m_SupportEncoding;
private SerializedProperty m_Font;
private SerializedProperty m_FontSize;
private SerializedProperty m_LineSpacing;
private SerializedProperty m_FontStyle;
private SerializedProperty m_ResizeTextForBestFit;
private SerializedProperty m_ResizeTextMinSize;
private SerializedProperty m_ResizeTextMaxSize;
private SerializedProperty m_HorizontalOverflow;
private SerializedProperty m_VerticalOverflow;
private SerializedProperty m_Alignment;
private SerializedProperty m_AlignByGeometry;
private float m_FontFieldfHeight = 0f;
private float m_FontStyleHeight = 0f;
private float m_FontSizeHeight = 0f;
private float m_LineSpacingHeight = 0f;
private float m_EncodingHeight = 0f;
private float m_ResizeTextForBestFitHeight = 0f;
private float m_ResizeTextMinSizeHeight = 0f;
private float m_ResizeTextMaxSizeHeight = 0f;
private float m_HorizontalOverflowHeight = 0f;
private float m_VerticalOverflowHeight = 0f;
private float m_AlignByGeometryHeight = 0f;
protected void Init(SerializedProperty property)
{
m_SupportEncoding = property.FindPropertyRelative("m_RichText");
m_Font = property.FindPropertyRelative("m_Font");
m_FontSize = property.FindPropertyRelative("m_FontSize");
m_LineSpacing = property.FindPropertyRelative("m_LineSpacing");
m_FontStyle = property.FindPropertyRelative("m_FontStyle");
m_ResizeTextForBestFit = property.FindPropertyRelative("m_BestFit");
m_ResizeTextMinSize = property.FindPropertyRelative("m_MinSize");
m_ResizeTextMaxSize = property.FindPropertyRelative("m_MaxSize");
m_HorizontalOverflow = property.FindPropertyRelative("m_HorizontalOverflow");
m_VerticalOverflow = property.FindPropertyRelative("m_VerticalOverflow");
m_Alignment = property.FindPropertyRelative("m_Alignment");
m_AlignByGeometry = property.FindPropertyRelative("m_AlignByGeometry");
}
public override float GetPropertyHeight(SerializedProperty property, GUIContent label)
{
Init(property);
m_FontFieldfHeight = EditorGUI.GetPropertyHeight(m_Font);
m_FontStyleHeight = EditorGUI.GetPropertyHeight(m_FontStyle);
m_FontSizeHeight = EditorGUI.GetPropertyHeight(m_FontSize);
m_LineSpacingHeight = EditorGUI.GetPropertyHeight(m_LineSpacing);
m_EncodingHeight = EditorGUI.GetPropertyHeight(m_SupportEncoding);
m_ResizeTextForBestFitHeight = EditorGUI.GetPropertyHeight(m_ResizeTextForBestFit);
m_ResizeTextMinSizeHeight = EditorGUI.GetPropertyHeight(m_ResizeTextMinSize);
m_ResizeTextMaxSizeHeight = EditorGUI.GetPropertyHeight(m_ResizeTextMaxSize);
m_HorizontalOverflowHeight = EditorGUI.GetPropertyHeight(m_HorizontalOverflow);
m_VerticalOverflowHeight = EditorGUI.GetPropertyHeight(m_VerticalOverflow);
m_AlignByGeometryHeight = EditorGUI.GetPropertyHeight(m_AlignByGeometry);
var height = m_FontFieldfHeight
+ m_FontStyleHeight
+ m_FontSizeHeight
+ m_LineSpacingHeight
+ m_EncodingHeight
+ m_ResizeTextForBestFitHeight
+ m_HorizontalOverflowHeight
+ m_VerticalOverflowHeight
+ EditorGUIUtility.singleLineHeight * 3
+ EditorGUIUtility.standardVerticalSpacing * 10
+ m_AlignByGeometryHeight;
if (m_ResizeTextForBestFit.boolValue)
{
height += m_ResizeTextMinSizeHeight
+ m_ResizeTextMaxSizeHeight
+ EditorGUIUtility.standardVerticalSpacing * 2;
}
return height;
}
public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
{
Init(property);
Rect rect = position;
rect.height = EditorGUIUtility.singleLineHeight;
EditorGUI.LabelField(rect, "Character", EditorStyles.boldLabel);
rect.y += rect.height + EditorGUIUtility.standardVerticalSpacing;
++EditorGUI.indentLevel;
{
Font font = m_Font.objectReferenceValue as Font;
rect.height = m_FontFieldfHeight;
EditorGUI.BeginChangeCheck();
EditorGUI.PropertyField(rect, m_Font);
if (EditorGUI.EndChangeCheck())
{
font = m_Font.objectReferenceValue as Font;
if (font != null && !font.dynamic)
m_FontSize.intValue = font.fontSize;
}
rect.y += rect.height + EditorGUIUtility.standardVerticalSpacing;
rect.height = m_FontStyleHeight;
using (new EditorGUI.DisabledScope(!m_Font.hasMultipleDifferentValues && font != null && !font.dynamic))
{
EditorGUI.PropertyField(rect, m_FontStyle);
}
rect.y += rect.height + EditorGUIUtility.standardVerticalSpacing;
rect.height = m_FontSizeHeight;
EditorGUI.PropertyField(rect, m_FontSize);
rect.y += rect.height + EditorGUIUtility.standardVerticalSpacing;
rect.height = m_LineSpacingHeight;
EditorGUI.PropertyField(rect, m_LineSpacing);
rect.y += rect.height + EditorGUIUtility.standardVerticalSpacing;
rect.height = m_EncodingHeight;
EditorGUI.PropertyField(rect, m_SupportEncoding, Styles.m_EncodingContent);
}
--EditorGUI.indentLevel;
rect.y += rect.height + EditorGUIUtility.standardVerticalSpacing;
rect.height = EditorGUIUtility.singleLineHeight;
EditorGUI.LabelField(rect, "Paragraph", EditorStyles.boldLabel);
rect.y += rect.height + EditorGUIUtility.standardVerticalSpacing;
++EditorGUI.indentLevel;
{
rect.height = EditorGUIUtility.singleLineHeight;
DoTextAligmentControl(rect, m_Alignment);
rect.y += rect.height + EditorGUIUtility.standardVerticalSpacing;
rect.height = m_HorizontalOverflowHeight;
EditorGUI.PropertyField(rect, m_AlignByGeometry);
rect.y += rect.height + EditorGUIUtility.standardVerticalSpacing;
rect.height = m_HorizontalOverflowHeight;
EditorGUI.PropertyField(rect, m_HorizontalOverflow);
rect.y += rect.height + EditorGUIUtility.standardVerticalSpacing;
rect.height = m_VerticalOverflowHeight;
EditorGUI.PropertyField(rect, m_VerticalOverflow);
rect.y += rect.height + EditorGUIUtility.standardVerticalSpacing;
rect.height = m_ResizeTextMaxSizeHeight;
EditorGUI.PropertyField(rect, m_ResizeTextForBestFit);
if (m_ResizeTextForBestFit.boolValue)
{
rect.y += rect.height + EditorGUIUtility.standardVerticalSpacing;
rect.height = m_ResizeTextMinSizeHeight;
EditorGUI.PropertyField(rect, m_ResizeTextMinSize);
rect.y += rect.height + EditorGUIUtility.standardVerticalSpacing;
rect.height = m_ResizeTextMaxSizeHeight;
EditorGUI.PropertyField(rect, m_ResizeTextMaxSize);
}
}
--EditorGUI.indentLevel;
}
private void DoTextAligmentControl(Rect position, SerializedProperty alignment)
{
GUIContent alingmentContent = EditorGUIUtility.TrTextContent("Alignment");
int id = EditorGUIUtility.GetControlID(s_TextAlignmentHash, FocusType.Keyboard, position);
EditorGUIUtility.SetIconSize(new Vector2(15, 15));
EditorGUI.BeginProperty(position, alingmentContent, alignment);
{
Rect controlArea = EditorGUI.PrefixLabel(position, id, alingmentContent);
float width = kAlignmentButtonWidth * 3;
float spacing = Mathf.Clamp(controlArea.width - width * 2, 2, 10);
Rect horizontalAligment = new Rect(controlArea.x, controlArea.y, width, controlArea.height);
Rect verticalAligment = new Rect(horizontalAligment.xMax + spacing, controlArea.y, width, controlArea.height);
DoHorizontalAligmentControl(horizontalAligment, alignment);
DoVerticalAligmentControl(verticalAligment, alignment);
}
EditorGUI.EndProperty();
EditorGUIUtility.SetIconSize(Vector2.zero);
}
private static void DoHorizontalAligmentControl(Rect position, SerializedProperty alignment)
{
TextAnchor ta = (TextAnchor)alignment.intValue;
HorizontalTextAligment horizontalAlignment = GetHorizontalAlignment(ta);
bool leftAlign = (horizontalAlignment == HorizontalTextAligment.Left);
bool centerAlign = (horizontalAlignment == HorizontalTextAligment.Center);
bool rightAlign = (horizontalAlignment == HorizontalTextAligment.Right);
if (alignment.hasMultipleDifferentValues)
{
foreach (var obj in alignment.serializedObject.targetObjects)
{
Text text = obj as Text;
horizontalAlignment = GetHorizontalAlignment(text.alignment);
leftAlign = leftAlign || (horizontalAlignment == HorizontalTextAligment.Left);
centerAlign = centerAlign || (horizontalAlignment == HorizontalTextAligment.Center);
rightAlign = rightAlign || (horizontalAlignment == HorizontalTextAligment.Right);
}
}
position.width = kAlignmentButtonWidth;
EditorGUI.BeginChangeCheck();
EditorToggle(position, leftAlign, leftAlign ? Styles.m_LeftAlignTextActive : Styles.m_LeftAlignText, Styles.alignmentButtonLeft);
if (EditorGUI.EndChangeCheck())
{
SetHorizontalAlignment(alignment, HorizontalTextAligment.Left);
}
position.x += position.width;
EditorGUI.BeginChangeCheck();
EditorToggle(position, centerAlign, centerAlign ? Styles.m_CenterAlignTextActive : Styles.m_CenterAlignText, Styles.alignmentButtonMid);
if (EditorGUI.EndChangeCheck())
{
SetHorizontalAlignment(alignment, HorizontalTextAligment.Center);
}
position.x += position.width;
EditorGUI.BeginChangeCheck();
EditorToggle(position, rightAlign, rightAlign ? Styles.m_RightAlignTextActive : Styles.m_RightAlignText, Styles.alignmentButtonRight);
if (EditorGUI.EndChangeCheck())
{
SetHorizontalAlignment(alignment, HorizontalTextAligment.Right);
}
}
private static void DoVerticalAligmentControl(Rect position, SerializedProperty alignment)
{
TextAnchor ta = (TextAnchor)alignment.intValue;
VerticalTextAligment verticalTextAligment = GetVerticalAlignment(ta);
bool topAlign = (verticalTextAligment == VerticalTextAligment.Top);
bool middleAlign = (verticalTextAligment == VerticalTextAligment.Middle);
bool bottomAlign = (verticalTextAligment == VerticalTextAligment.Bottom);
if (alignment.hasMultipleDifferentValues)
{
foreach (var obj in alignment.serializedObject.targetObjects)
{
Text text = obj as Text;
TextAnchor textAlignment = text.alignment;
verticalTextAligment = GetVerticalAlignment(textAlignment);
topAlign = topAlign || (verticalTextAligment == VerticalTextAligment.Top);
middleAlign = middleAlign || (verticalTextAligment == VerticalTextAligment.Middle);
bottomAlign = bottomAlign || (verticalTextAligment == VerticalTextAligment.Bottom);
}
}
position.width = kAlignmentButtonWidth;
// position.x += position.width;
EditorGUI.BeginChangeCheck();
EditorToggle(position, topAlign, topAlign ? Styles.m_TopAlignTextActive : Styles.m_TopAlignText, Styles.alignmentButtonLeft);
if (EditorGUI.EndChangeCheck())
{
SetVerticalAlignment(alignment, VerticalTextAligment.Top);
}
position.x += position.width;
EditorGUI.BeginChangeCheck();
EditorToggle(position, middleAlign, middleAlign ? Styles.m_MiddleAlignTextActive : Styles.m_MiddleAlignText, Styles.alignmentButtonMid);
if (EditorGUI.EndChangeCheck())
{
SetVerticalAlignment(alignment, VerticalTextAligment.Middle);
}
position.x += position.width;
EditorGUI.BeginChangeCheck();
EditorToggle(position, bottomAlign, bottomAlign ? Styles.m_BottomAlignTextActive : Styles.m_BottomAlignText, Styles.alignmentButtonRight);
if (EditorGUI.EndChangeCheck())
{
SetVerticalAlignment(alignment, VerticalTextAligment.Bottom);
}
}
private static bool EditorToggle(Rect position, bool value, GUIContent content, GUIStyle style)
{
int hashCode = "AlignToggle".GetHashCode();
int id = EditorGUIUtility.GetControlID(hashCode, FocusType.Keyboard, position);
Event evt = Event.current;
// Toggle selected toggle on space or return key
if (EditorGUIUtility.keyboardControl == id && evt.type == EventType.KeyDown && (evt.keyCode == KeyCode.Space || evt.keyCode == KeyCode.Return || evt.keyCode == KeyCode.KeypadEnter))
{
value = !value;
evt.Use();
GUI.changed = true;
}
if (evt.type == EventType.KeyDown && Event.current.button == 0 && position.Contains(Event.current.mousePosition))
{
GUIUtility.keyboardControl = id;
EditorGUIUtility.editingTextField = false;
HandleUtility.Repaint();
}
bool returnValue = GUI.Toggle(position, id, value, content, style);
return returnValue;
}
private static HorizontalTextAligment GetHorizontalAlignment(TextAnchor ta)
{
switch (ta)
{
case TextAnchor.MiddleCenter:
case TextAnchor.UpperCenter:
case TextAnchor.LowerCenter:
return HorizontalTextAligment.Center;
case TextAnchor.UpperRight:
case TextAnchor.MiddleRight:
case TextAnchor.LowerRight:
return HorizontalTextAligment.Right;
case TextAnchor.UpperLeft:
case TextAnchor.MiddleLeft:
case TextAnchor.LowerLeft:
return HorizontalTextAligment.Left;
}
return HorizontalTextAligment.Left;
}
private static VerticalTextAligment GetVerticalAlignment(TextAnchor ta)
{
switch (ta)
{
case TextAnchor.UpperLeft:
case TextAnchor.UpperCenter:
case TextAnchor.UpperRight:
return VerticalTextAligment.Top;
case TextAnchor.MiddleLeft:
case TextAnchor.MiddleCenter:
case TextAnchor.MiddleRight:
return VerticalTextAligment.Middle;
case TextAnchor.LowerLeft:
case TextAnchor.LowerCenter:
case TextAnchor.LowerRight:
return VerticalTextAligment.Bottom;
}
return VerticalTextAligment.Top;
}
// We can't go through serialized properties here since we're showing two controls for a single SerializzedProperty.
private static void SetHorizontalAlignment(SerializedProperty alignment, HorizontalTextAligment horizontalAlignment)
{
foreach (var obj in alignment.serializedObject.targetObjects)
{
Text text = obj as Text;
VerticalTextAligment currentVerticalAligment = GetVerticalAlignment(text.alignment);
Undo.RecordObject(text, "Horizontal Alignment");
text.alignment = GetAnchor(currentVerticalAligment, horizontalAlignment);
EditorUtility.SetDirty(obj);
}
}
private static void SetVerticalAlignment(SerializedProperty alignment, VerticalTextAligment verticalAlignment)
{
foreach (var obj in alignment.serializedObject.targetObjects)
{
Text text = obj as Text;
HorizontalTextAligment currentHorizontalAligment = GetHorizontalAlignment(text.alignment);
Undo.RecordObject(text, "Vertical Alignment");
text.alignment = GetAnchor(verticalAlignment, currentHorizontalAligment);
EditorUtility.SetDirty(obj);
}
}
private static TextAnchor GetAnchor(VerticalTextAligment verticalTextAligment, HorizontalTextAligment horizontalTextAligment)
{
TextAnchor ac = TextAnchor.UpperLeft;
switch (horizontalTextAligment)
{
case HorizontalTextAligment.Left:
switch (verticalTextAligment)
{
case VerticalTextAligment.Bottom:
ac = TextAnchor.LowerLeft;
break;
case VerticalTextAligment.Middle:
ac = TextAnchor.MiddleLeft;
break;
default:
ac = TextAnchor.UpperLeft;
break;
}
break;
case HorizontalTextAligment.Center:
switch (verticalTextAligment)
{
case VerticalTextAligment.Bottom:
ac = TextAnchor.LowerCenter;
break;
case VerticalTextAligment.Middle:
ac = TextAnchor.MiddleCenter;
break;
default:
ac = TextAnchor.UpperCenter;
break;
}
break;
default:
switch (verticalTextAligment)
{
case VerticalTextAligment.Bottom:
ac = TextAnchor.LowerRight;
break;
case VerticalTextAligment.Middle:
ac = TextAnchor.MiddleRight;
break;
default:
ac = TextAnchor.UpperRight;
break;
}
break;
}
return ac;
}
}
}