File size: 7,963 Bytes
18a519f | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 | using UnityEngine;
using UnityEngine.UI;
namespace UnityEditor.UI
{
[CustomEditor(typeof(CanvasScaler), true)]
[CanEditMultipleObjects]
/// <summary>
/// Custom Editor for the CanvasScaler component.
/// Extend this class to write a custom editor for a component derived from CanvasScaler.
/// </summary>
public class CanvasScalerEditor : Editor
{
SerializedProperty m_UiScaleMode;
SerializedProperty m_ScaleFactor;
SerializedProperty m_ReferenceResolution;
SerializedProperty m_ScreenMatchMode;
SerializedProperty m_MatchWidthOrHeight;
SerializedProperty m_PhysicalUnit;
SerializedProperty m_FallbackScreenDPI;
SerializedProperty m_DefaultSpriteDPI;
SerializedProperty m_DynamicPixelsPerUnit;
SerializedProperty m_ReferencePixelsPerUnit;
SerializedProperty m_PresetInfoIsWorld;
const int kSliderEndpointLabelsHeight = 12;
private class Styles
{
public GUIContent matchContent;
public GUIContent widthContent;
public GUIContent heightContent;
public GUIContent uiScaleModeContent;
public GUIStyle leftAlignedLabel;
public GUIStyle rightAlignedLabel;
public Styles()
{
matchContent = EditorGUIUtility.TrTextContent("Match");
widthContent = EditorGUIUtility.TrTextContent("Width");
heightContent = EditorGUIUtility.TrTextContent("Height");
uiScaleModeContent = EditorGUIUtility.TrTextContent("UI Scale Mode");
leftAlignedLabel = new GUIStyle(EditorStyles.label);
rightAlignedLabel = new GUIStyle(EditorStyles.label);
rightAlignedLabel.alignment = TextAnchor.MiddleRight;
}
}
private static Styles s_Styles;
private bool bIsPreset;
protected virtual void OnEnable()
{
m_UiScaleMode = serializedObject.FindProperty("m_UiScaleMode");
m_ScaleFactor = serializedObject.FindProperty("m_ScaleFactor");
m_ReferenceResolution = serializedObject.FindProperty("m_ReferenceResolution");
m_ScreenMatchMode = serializedObject.FindProperty("m_ScreenMatchMode");
m_MatchWidthOrHeight = serializedObject.FindProperty("m_MatchWidthOrHeight");
m_PhysicalUnit = serializedObject.FindProperty("m_PhysicalUnit");
m_FallbackScreenDPI = serializedObject.FindProperty("m_FallbackScreenDPI");
m_DefaultSpriteDPI = serializedObject.FindProperty("m_DefaultSpriteDPI");
m_DynamicPixelsPerUnit = serializedObject.FindProperty("m_DynamicPixelsPerUnit");
m_ReferencePixelsPerUnit = serializedObject.FindProperty("m_ReferencePixelsPerUnit");
m_PresetInfoIsWorld = serializedObject.FindProperty("m_PresetInfoIsWorld");
if (m_SerializedObject == null || m_SerializedObject.targetObject == null)
bIsPreset = false;
else
bIsPreset = m_SerializedObject.targetObject is Component ? ((int)(m_SerializedObject.targetObject as Component).gameObject.hideFlags == 93) : !AssetDatabase.Contains(m_SerializedObject.targetObject);
}
public override void OnInspectorGUI()
{
if (s_Styles == null)
s_Styles = new Styles();
bool allAreRoot = true;
bool showWorldDiffers = false;
bool showWorld = false;
if (bIsPreset)
{
showWorld = m_PresetInfoIsWorld.boolValue;
}
else
{
showWorld = ((target as CanvasScaler).GetComponent<Canvas>().renderMode == RenderMode.WorldSpace);
m_PresetInfoIsWorld.boolValue = showWorld;
serializedObject.ApplyModifiedProperties();
for (int i = 0; i < targets.Length; i++)
{
CanvasScaler scaler = targets[i] as CanvasScaler;
Canvas canvas = scaler.GetComponent<Canvas>();
if (!canvas.isRootCanvas)
{
allAreRoot = false;
break;
}
if (showWorld && canvas.renderMode != RenderMode.WorldSpace || !showWorld && canvas.renderMode == RenderMode.WorldSpace)
{
showWorldDiffers = true;
break;
}
}
if (!allAreRoot)
{
EditorGUILayout.HelpBox("Non-root Canvases will not be scaled.", MessageType.Warning);
return;
}
}
serializedObject.Update();
EditorGUI.showMixedValue = showWorldDiffers;
using (new EditorGUI.DisabledScope(showWorld || showWorldDiffers))
{
if (showWorld || showWorldDiffers)
{
EditorGUILayout.Popup(s_Styles.uiScaleModeContent.text, 0, new[] { "World" });
}
else
{
EditorGUILayout.PropertyField(m_UiScaleMode, s_Styles.uiScaleModeContent);
}
}
EditorGUI.showMixedValue = false;
if (!showWorldDiffers && !(!showWorld && m_UiScaleMode.hasMultipleDifferentValues))
{
EditorGUILayout.Space();
// World Canvas
if (showWorld)
{
EditorGUILayout.PropertyField(m_DynamicPixelsPerUnit);
}
// Constant pixel size
else if (m_UiScaleMode.enumValueIndex == (int)CanvasScaler.ScaleMode.ConstantPixelSize)
{
EditorGUILayout.PropertyField(m_ScaleFactor);
}
// Scale with screen size
else if (m_UiScaleMode.enumValueIndex == (int)CanvasScaler.ScaleMode.ScaleWithScreenSize)
{
EditorGUILayout.PropertyField(m_ReferenceResolution);
EditorGUILayout.PropertyField(m_ScreenMatchMode);
if (m_ScreenMatchMode.enumValueIndex == (int)CanvasScaler.ScreenMatchMode.MatchWidthOrHeight && !m_ScreenMatchMode.hasMultipleDifferentValues)
{
Rect r = EditorGUILayout.GetControlRect(true, EditorGUIUtility.singleLineHeight + kSliderEndpointLabelsHeight);
DualLabeledSlider(r, m_MatchWidthOrHeight, s_Styles.matchContent, s_Styles.widthContent, s_Styles.heightContent);
}
}
// Constant physical size
else if (m_UiScaleMode.enumValueIndex == (int)CanvasScaler.ScaleMode.ConstantPhysicalSize)
{
EditorGUILayout.PropertyField(m_PhysicalUnit);
EditorGUILayout.PropertyField(m_FallbackScreenDPI);
EditorGUILayout.PropertyField(m_DefaultSpriteDPI);
}
EditorGUILayout.PropertyField(m_ReferencePixelsPerUnit);
}
serializedObject.ApplyModifiedProperties();
}
private static void DualLabeledSlider(Rect position, SerializedProperty property, GUIContent mainLabel, GUIContent labelLeft, GUIContent labelRight)
{
position.height = EditorGUIUtility.singleLineHeight;
Rect pos = position;
position.y += 12;
position.xMin += EditorGUIUtility.labelWidth;
position.xMax -= EditorGUIUtility.fieldWidth;
GUI.Label(position, labelLeft, s_Styles.leftAlignedLabel);
GUI.Label(position, labelRight, s_Styles.rightAlignedLabel);
EditorGUI.PropertyField(pos, property, mainLabel);
}
}
}
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