228 lines
11 KiB
C#
228 lines
11 KiB
C#
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using UnityEngine;
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using UnityEngine.TextCore;
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using UnityEditor;
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using System.Collections;
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namespace TMPro.EditorUtilities
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{
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[CustomPropertyDrawer(typeof(TMP_SpriteCharacter))]
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public class TMP_SpriteCharacterPropertyDrawer : PropertyDrawer
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{
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int m_GlyphSelectedForEditing = -1;
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public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
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{
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SerializedProperty prop_SpriteName = property.FindPropertyRelative("m_Name");
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SerializedProperty prop_SpriteNameHashCode = property.FindPropertyRelative("m_HashCode");
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SerializedProperty prop_SpriteUnicode = property.FindPropertyRelative("m_Unicode");
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SerializedProperty prop_SpriteGlyphIndex = property.FindPropertyRelative("m_GlyphIndex");
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SerializedProperty prop_SpriteScale = property.FindPropertyRelative("m_Scale");
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GUIStyle style = new GUIStyle(EditorStyles.label);
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style.richText = true;
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EditorGUIUtility.labelWidth = 40f;
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EditorGUIUtility.fieldWidth = 50;
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Rect rect = new Rect(position.x + 60, position.y, position.width, 49);
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// Display non-editable fields
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if (GUI.enabled == false)
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{
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// Sprite Character Index
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int spriteCharacterIndex;
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int.TryParse(property.displayName.Split(' ')[1], out spriteCharacterIndex);
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EditorGUI.LabelField(new Rect(rect.x, rect.y, 75f, 18), new GUIContent("Index: <color=#FFFF80>" + spriteCharacterIndex + "</color>"), style);
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EditorGUI.LabelField(new Rect(rect.x + 75f, rect.y, 120f, 18), new GUIContent("Unicode: <color=#FFFF80>0x" + prop_SpriteUnicode.intValue.ToString("X") + "</color>"), style);
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EditorGUI.LabelField(new Rect(rect.x + 195f, rect.y, rect.width - 255, 18), new GUIContent("Name: <color=#FFFF80>" + prop_SpriteName.stringValue + "</color>"), style);
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EditorGUI.LabelField(new Rect(rect.x, rect.y + 18, 120, 18), new GUIContent("Glyph ID: <color=#FFFF80>" + prop_SpriteGlyphIndex.intValue + "</color>"), style);
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// Draw Sprite Glyph (if exists)
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DrawSpriteGlyph(position, property);
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EditorGUI.LabelField(new Rect(rect.x, rect.y + 36, 80, 18), new GUIContent("Scale: <color=#FFFF80>" + prop_SpriteScale.floatValue + "</color>"), style);
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}
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else // Display editable fields
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{
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// Get a reference to the underlying Sprite Asset
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TMP_SpriteAsset spriteAsset = property.serializedObject.targetObject as TMP_SpriteAsset;
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// Sprite Character Index
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int spriteCharacterIndex;
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int.TryParse(property.displayName.Split(' ')[1], out spriteCharacterIndex);
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EditorGUI.LabelField(new Rect(rect.x, rect.y, 75f, 18), new GUIContent("Index: <color=#FFFF80>" + spriteCharacterIndex + "</color>"), style);
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EditorGUIUtility.labelWidth = 55f;
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GUI.SetNextControlName("Unicode Input");
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EditorGUI.BeginChangeCheck();
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string unicode = EditorGUI.DelayedTextField(new Rect(rect.x + 75f, rect.y, 120, 18), "Unicode:", prop_SpriteUnicode.intValue.ToString("X"));
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if (GUI.GetNameOfFocusedControl() == "Unicode Input")
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{
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//Filter out unwanted characters.
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char chr = Event.current.character;
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if ((chr < '0' || chr > '9') && (chr < 'a' || chr > 'f') && (chr < 'A' || chr > 'F'))
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{
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Event.current.character = '\0';
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}
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}
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if (EditorGUI.EndChangeCheck())
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{
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// Update Unicode value
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prop_SpriteUnicode.intValue = TMP_TextUtilities.StringHexToInt(unicode);
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spriteAsset.m_IsSpriteAssetLookupTablesDirty = true;
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}
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EditorGUIUtility.labelWidth = 41f;
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EditorGUI.BeginChangeCheck();
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EditorGUI.DelayedTextField(new Rect(rect.x + 195f, rect.y, rect.width - 255, 18), prop_SpriteName, new GUIContent("Name:"));
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if (EditorGUI.EndChangeCheck())
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{
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// Recompute hashCode for new name
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prop_SpriteNameHashCode.intValue = TMP_TextUtilities.GetSimpleHashCode(prop_SpriteName.stringValue);
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spriteAsset.m_IsSpriteAssetLookupTablesDirty = true;
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}
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EditorGUIUtility.labelWidth = 59f;
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EditorGUI.BeginChangeCheck();
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EditorGUI.DelayedIntField(new Rect(rect.x, rect.y + 18, 100, 18), prop_SpriteGlyphIndex, new GUIContent("Glyph ID:"));
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if (EditorGUI.EndChangeCheck())
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{
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spriteAsset.m_IsSpriteAssetLookupTablesDirty = true;
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}
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// Draw Sprite Glyph (if exists)
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DrawSpriteGlyph(position, property);
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int glyphIndex = prop_SpriteGlyphIndex.intValue;
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// Reset glyph selection if new character has been selected.
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if (GUI.enabled && m_GlyphSelectedForEditing != glyphIndex)
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m_GlyphSelectedForEditing = -1;
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// Display button to edit the glyph data.
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if (GUI.Button(new Rect(rect.x + 120, rect.y + 18, 75, 18), new GUIContent("Edit Glyph")))
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{
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if (m_GlyphSelectedForEditing == -1)
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m_GlyphSelectedForEditing = glyphIndex;
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else
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m_GlyphSelectedForEditing = -1;
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// Button clicks should not result in potential change.
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GUI.changed = false;
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}
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// Show the glyph property drawer if selected
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if (glyphIndex == m_GlyphSelectedForEditing && GUI.enabled)
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{
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if (spriteAsset != null)
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{
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// Lookup glyph and draw glyph (if available)
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int elementIndex = spriteAsset.spriteGlyphTable.FindIndex(item => item.index == glyphIndex);
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if (elementIndex != -1)
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{
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// Get a reference to the Sprite Glyph Table
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SerializedProperty prop_SpriteGlyphTable = property.serializedObject.FindProperty("m_SpriteGlyphTable");
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SerializedProperty prop_SpriteGlyph = prop_SpriteGlyphTable.GetArrayElementAtIndex(elementIndex);
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SerializedProperty prop_GlyphMetrics = prop_SpriteGlyph.FindPropertyRelative("m_Metrics");
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SerializedProperty prop_GlyphRect = prop_SpriteGlyph.FindPropertyRelative("m_GlyphRect");
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Rect newRect = EditorGUILayout.GetControlRect(false, 115);
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EditorGUI.DrawRect(new Rect(newRect.x + 62, newRect.y - 20, newRect.width - 62, newRect.height - 5), new Color(0.1f, 0.1f, 0.1f, 0.45f));
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EditorGUI.DrawRect(new Rect(newRect.x + 63, newRect.y - 19, newRect.width - 64, newRect.height - 7), new Color(0.3f, 0.3f, 0.3f, 0.8f));
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// Display GlyphRect
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newRect.x += 65;
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newRect.y -= 18;
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newRect.width += 5;
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EditorGUI.PropertyField(newRect, prop_GlyphRect);
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// Display GlyphMetrics
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newRect.y += 45;
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EditorGUI.PropertyField(newRect, prop_GlyphMetrics);
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rect.y += 120;
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}
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}
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}
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EditorGUIUtility.labelWidth = 39f;
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EditorGUI.PropertyField(new Rect(rect.x, rect.y + 36, 80, 18), prop_SpriteScale, new GUIContent("Scale:"));
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}
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}
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public override float GetPropertyHeight(SerializedProperty property, GUIContent label)
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{
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return 58;
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}
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void DrawSpriteGlyph(Rect position, SerializedProperty property)
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{
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// Get a reference to the sprite glyph table
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TMP_SpriteAsset spriteAsset = property.serializedObject.targetObject as TMP_SpriteAsset;
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if (spriteAsset == null)
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return;
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int glyphIndex = property.FindPropertyRelative("m_GlyphIndex").intValue;
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// Lookup glyph and draw glyph (if available)
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int elementIndex = spriteAsset.spriteGlyphTable.FindIndex(item => item.index == glyphIndex);
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if (elementIndex != -1)
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{
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// Get a reference to the Sprite Glyph Table
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SerializedProperty prop_SpriteGlyphTable = property.serializedObject.FindProperty("m_SpriteGlyphTable");
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SerializedProperty prop_SpriteGlyph = prop_SpriteGlyphTable.GetArrayElementAtIndex(elementIndex);
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SerializedProperty prop_GlyphRect = prop_SpriteGlyph.FindPropertyRelative("m_GlyphRect");
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// Get a reference to the sprite texture
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Texture tex = spriteAsset.spriteSheet;
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// Return if we don't have a texture assigned to the sprite asset.
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if (tex == null)
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{
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Debug.LogWarning("Please assign a valid Sprite Atlas texture to the [" + spriteAsset.name + "] Sprite Asset.", spriteAsset);
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return;
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}
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Vector2 spriteTexPosition = new Vector2(position.x, position.y);
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Vector2 spriteSize = new Vector2(48, 48);
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Vector2 alignmentOffset = new Vector2((58 - spriteSize.x) / 2, (58 - spriteSize.y) / 2);
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float x = prop_GlyphRect.FindPropertyRelative("m_X").intValue;
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float y = prop_GlyphRect.FindPropertyRelative("m_Y").intValue;
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float spriteWidth = prop_GlyphRect.FindPropertyRelative("m_Width").intValue;
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float spriteHeight = prop_GlyphRect.FindPropertyRelative("m_Height").intValue;
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if (spriteWidth >= spriteHeight)
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{
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spriteSize.y = spriteHeight * spriteSize.x / spriteWidth;
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spriteTexPosition.y += (spriteSize.x - spriteSize.y) / 2;
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}
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else
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{
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spriteSize.x = spriteWidth * spriteSize.y / spriteHeight;
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spriteTexPosition.x += (spriteSize.y - spriteSize.x) / 2;
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}
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// Compute the normalized texture coordinates
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Rect texCoords = new Rect(x / tex.width, y / tex.height, spriteWidth / tex.width, spriteHeight / tex.height);
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GUI.DrawTextureWithTexCoords(new Rect(spriteTexPosition.x + alignmentOffset.x, spriteTexPosition.y + alignmentOffset.y, spriteSize.x, spriteSize.y), tex, texCoords, true);
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}
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}
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}
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}
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