public VisualElementStylesData(bool isShared)
{
this.isShared = isShared;
// Initialize non trivial properties
left = StyleSheetCache.GetInitialValue(StylePropertyID.PositionLeft).ToStyleLength();
top = StyleSheetCache.GetInitialValue(StylePropertyID.PositionTop).ToStyleLength();
right = StyleSheetCache.GetInitialValue(StylePropertyID.PositionRight).ToStyleLength();
bottom = StyleSheetCache.GetInitialValue(StylePropertyID.PositionBottom).ToStyleLength();
width = StyleSheetCache.GetInitialValue(StylePropertyID.Width).ToStyleLength();
height = StyleSheetCache.GetInitialValue(StylePropertyID.Height).ToStyleLength();
minWidth = StyleSheetCache.GetInitialValue(StylePropertyID.MinWidth).ToStyleLength();
minHeight = StyleSheetCache.GetInitialValue(StylePropertyID.MinHeight).ToStyleLength();
maxWidth = StyleSheetCache.GetInitialValue(StylePropertyID.MaxWidth).ToStyleLength();
maxHeight = StyleSheetCache.GetInitialValue(StylePropertyID.MaxHeight).ToStyleLength();
alignSelf = (int)StyleSheetCache.GetInitialValue(StylePropertyID.AlignSelf).number;
alignItems = (int)StyleSheetCache.GetInitialValue(StylePropertyID.AlignItems).number;
alignContent = (int)StyleSheetCache.GetInitialValue(StylePropertyID.AlignContent).number;
flexGrow = StyleSheetCache.GetInitialValue(StylePropertyID.FlexGrow).ToStyleFloat();
flexShrink = StyleSheetCache.GetInitialValue(StylePropertyID.FlexShrink).ToStyleFloat();
flexBasis = StyleSheetCache.GetInitialValue(StylePropertyID.FlexBasis).ToStyleLength();
color = StyleSheetCache.GetInitialValue(StylePropertyID.Color).color;
borderLeftColor = StyleSheetCache.GetInitialValue(StylePropertyID.BorderLeftColor).color;
borderTopColor = StyleSheetCache.GetInitialValue(StylePropertyID.BorderTopColor).color;
borderRightColor = StyleSheetCache.GetInitialValue(StylePropertyID.BorderRightColor).color;
borderBottomColor = StyleSheetCache.GetInitialValue(StylePropertyID.BorderBottomColor).color;
opacity = StyleSheetCache.GetInitialValue(StylePropertyID.Opacity).number;
unityBackgroundImageTintColor = StyleSheetCache.GetInitialValue(StylePropertyID.BackgroundImageTintColor).color;
}
public static void StyleBorderWidth(this VisualElement ui, StyleFloat left, StyleFloat right, StyleFloat top, StyleFloat bottom)
{
ui.style.borderLeftWidth = left;
ui.style.borderRightWidth = right;
ui.style.borderTopWidth = top;
ui.style.borderBottomWidth = bottom;
}
private static void CompileBoxAreaNoKeyword(StylePropertyReader reader, out StyleFloat top, out StyleFloat right, out StyleFloat bottom, out StyleFloat left)
{
StyleLength styleLength;
StyleLength styleLength2;
StyleLength styleLength3;
StyleLength styleLength4;
ShorthandApplicator.CompileBoxAreaNoKeyword(reader, out styleLength, out styleLength2, out styleLength3, out styleLength4);
top = styleLength.ToStyleFloat();
right = styleLength2.ToStyleFloat();
bottom = styleLength3.ToStyleFloat();
left = styleLength4.ToStyleFloat();
}
private static void CompileBoxAreaNoKeyword(StylePropertyReader reader, out StyleFloat top, out StyleFloat right, out StyleFloat bottom, out StyleFloat left)
{
StyleLength t;
StyleLength r;
StyleLength b;
StyleLength l;
CompileBoxAreaNoKeyword(reader, out t, out r, out b, out l);
top = t.ToStyleFloat();
right = r.ToStyleFloat();
bottom = b.ToStyleFloat();
left = l.ToStyleFloat();
}
public bool TryGetValue(CustomStyleProperty <float> property, out float value)
{
CustomPropertyHandle propertyHandle;
var tmp = new StyleFloat();
if (TryGetValue(property.name, StyleValueType.Float, out propertyHandle))
{
s_StyleSheetApplicator.ApplyFloat(propertyHandle.data, propertyHandle.handles, propertyHandle.specificity, ref tmp);
value = tmp.value;
return(true);
}
value = 0f;
return(false);
}
internal void ApplyStyleProperty(IStylePropertyReader reader)
{
switch (reader.propertyID)
{
case StylePropertyID.AlignContent:
StyleSheetApplicator.ApplyAlign(reader, ref alignContent);
break;
case StylePropertyID.AlignItems:
StyleSheetApplicator.ApplyAlign(reader, ref alignItems);
break;
case StylePropertyID.AlignSelf:
StyleSheetApplicator.ApplyAlign(reader, ref alignSelf);
break;
case StylePropertyID.BackgroundImage:
backgroundImage = reader.ReadStyleBackground(0);
break;
case StylePropertyID.FlexBasis:
flexBasis = reader.ReadStyleLength(0);
break;
case StylePropertyID.FlexGrow:
flexGrow = reader.ReadStyleFloat(0);
break;
case StylePropertyID.FlexShrink:
flexShrink = reader.ReadStyleFloat(0);
break;
case StylePropertyID.Font:
unityFont = reader.ReadStyleFont(0);
break;
case StylePropertyID.FontSize:
fontSize = reader.ReadStyleLength(0);
break;
case StylePropertyID.FontStyleAndWeight:
unityFontStyleAndWeight = reader.ReadStyleEnum <FontStyle>(0);
break;
case StylePropertyID.FlexDirection:
flexDirection = reader.ReadStyleEnum <FlexDirection>(0);
break;
case StylePropertyID.FlexWrap:
flexWrap = reader.ReadStyleEnum <Wrap>(0);
break;
case StylePropertyID.Height:
height = reader.ReadStyleLength(0);
break;
case StylePropertyID.JustifyContent:
justifyContent = reader.ReadStyleEnum <Justify>(0);
break;
case StylePropertyID.MarginLeft:
marginLeft = reader.ReadStyleLength(0);
break;
case StylePropertyID.MarginTop:
marginTop = reader.ReadStyleLength(0);
break;
case StylePropertyID.MarginRight:
marginRight = reader.ReadStyleLength(0);
break;
case StylePropertyID.MarginBottom:
marginBottom = reader.ReadStyleLength(0);
break;
case StylePropertyID.MaxHeight:
maxHeight = reader.ReadStyleLength(0);
break;
case StylePropertyID.MaxWidth:
maxWidth = reader.ReadStyleLength(0);
break;
case StylePropertyID.MinHeight:
minHeight = reader.ReadStyleLength(0);
break;
case StylePropertyID.MinWidth:
minWidth = reader.ReadStyleLength(0);
break;
case StylePropertyID.Overflow:
overflow = reader.ReadStyleEnum <OverflowInternal>(0);
break;
case StylePropertyID.OverflowClipBox:
unityOverflowClipBox = reader.ReadStyleEnum <OverflowClipBox>(0);
break;
case StylePropertyID.PaddingLeft:
paddingLeft = reader.ReadStyleLength(0);
break;
case StylePropertyID.PaddingTop:
paddingTop = reader.ReadStyleLength(0);
break;
case StylePropertyID.PaddingRight:
paddingRight = reader.ReadStyleLength(0);
break;
case StylePropertyID.PaddingBottom:
paddingBottom = reader.ReadStyleLength(0);
break;
case StylePropertyID.Position:
position = reader.ReadStyleEnum <Position>(0);
break;
case StylePropertyID.PositionTop:
top = reader.ReadStyleLength(0);
break;
case StylePropertyID.PositionBottom:
bottom = reader.ReadStyleLength(0);
break;
case StylePropertyID.PositionLeft:
left = reader.ReadStyleLength(0);
break;
case StylePropertyID.PositionRight:
right = reader.ReadStyleLength(0);
break;
case StylePropertyID.UnityTextAlign:
unityTextAlign = reader.ReadStyleEnum <TextAnchor>(0);
break;
case StylePropertyID.Color:
color = reader.ReadStyleColor(0);
break;
case StylePropertyID.Width:
width = reader.ReadStyleLength(0);
break;
case StylePropertyID.WhiteSpace:
whiteSpace = reader.ReadStyleEnum <WhiteSpace>(0);
break;
case StylePropertyID.BackgroundColor:
backgroundColor = reader.ReadStyleColor(0);
break;
case StylePropertyID.BackgroundScaleMode:
unityBackgroundScaleMode = reader.ReadStyleEnum <ScaleMode>(0);
break;
case StylePropertyID.BackgroundImageTintColor:
unityBackgroundImageTintColor = reader.ReadStyleColor(0);
break;
case StylePropertyID.BorderLeftColor:
borderLeftColor = reader.ReadStyleColor(0);
break;
case StylePropertyID.BorderTopColor:
borderTopColor = reader.ReadStyleColor(0);
break;
case StylePropertyID.BorderRightColor:
borderRightColor = reader.ReadStyleColor(0);
break;
case StylePropertyID.BorderBottomColor:
borderBottomColor = reader.ReadStyleColor(0);
break;
case StylePropertyID.BorderLeftWidth:
borderLeftWidth = reader.ReadStyleFloat(0);
break;
case StylePropertyID.BorderTopWidth:
borderTopWidth = reader.ReadStyleFloat(0);
break;
case StylePropertyID.BorderRightWidth:
borderRightWidth = reader.ReadStyleFloat(0);
break;
case StylePropertyID.BorderBottomWidth:
borderBottomWidth = reader.ReadStyleFloat(0);
break;
case StylePropertyID.BorderTopLeftRadius:
borderTopLeftRadius = reader.ReadStyleLength(0);
break;
case StylePropertyID.BorderTopRightRadius:
borderTopRightRadius = reader.ReadStyleLength(0);
break;
case StylePropertyID.BorderBottomRightRadius:
borderBottomRightRadius = reader.ReadStyleLength(0);
break;
case StylePropertyID.BorderBottomLeftRadius:
borderBottomLeftRadius = reader.ReadStyleLength(0);
break;
case StylePropertyID.Cursor:
cursor = reader.ReadStyleCursor(0);
break;
case StylePropertyID.SliceLeft:
unitySliceLeft = reader.ReadStyleInt(0);
break;
case StylePropertyID.SliceTop:
unitySliceTop = reader.ReadStyleInt(0);
break;
case StylePropertyID.SliceRight:
unitySliceRight = reader.ReadStyleInt(0);
break;
case StylePropertyID.SliceBottom:
unitySliceBottom = reader.ReadStyleInt(0);
break;
case StylePropertyID.Opacity:
opacity = reader.ReadStyleFloat(0);
break;
case StylePropertyID.Visibility:
visibility = reader.ReadStyleEnum <Visibility>(0);
break;
case StylePropertyID.Display:
StyleSheetApplicator.ApplyDisplay(reader, ref display);
break;
default:
throw new ArgumentException(string.Format("Non exhaustive switch statement (value={0})", reader.propertyID));
}
}
public static void StyleFlexGrow(this VisualElement ui, StyleFloat grow) => ui.style.flexGrow = grow;
public static void StyleBorderWidth(this VisualElement ui, StyleFloat width) => ui.StyleBorderWidth(width, width, width, width);
private static bool CompileFlexShorthand(StyleSheet sheet, StyleValueHandle[] handles, int specificity, out StyleFloat grow, out StyleFloat shrink, out StyleLength basis)
{
grow = 0f;
shrink = 1f;
basis = StyleKeyword.Auto;
bool valid = false;
if (handles.Length == 1 && handles[0].valueType == StyleValueType.Keyword)
{
// Handle none | auto
if (handles[0].valueIndex == (int)StyleValueKeyword.None)
{
valid = true;
grow = 0f;
shrink = 0f;
basis = StyleKeyword.Auto;
}
else if (handles[0].valueIndex == (int)StyleValueKeyword.Auto)
{
valid = true;
grow = 1f;
shrink = 1f;
basis = StyleKeyword.Auto;
}
}
else if (handles.Length <= 3)
{
// Handle [ <'flex-grow'> <'flex-shrink'>? || <'flex-basis'> ]
valid = true;
grow = 0f;
shrink = 1f;
basis = Length.Percent(0);
bool growFound = false;
bool basisFound = false;
for (int i = 0; i < handles.Length && valid; i++)
{
var handle = handles[i];
var valueType = handle.valueType;
if (valueType == StyleValueType.Dimension || valueType == StyleValueType.Keyword)
{
// Basis
if (basisFound)
{
valid = false;
break;
}
basisFound = true;
if (valueType == StyleValueType.Keyword)
{
if (handle.valueIndex == (int)StyleValueKeyword.Auto)
{
basis = StyleKeyword.Auto;
}
}
else if (valueType == StyleValueType.Dimension)
{
basis = sheet.ReadStyleLength(handle, specificity);
}
if (growFound && i != handles.Length - 1)
{
// If grow is already processed basis must be the last value
valid = false;
}
}
else if (valueType == StyleValueType.Float)
{
var value = sheet.ReadFloat(handle);
if (!growFound)
{
growFound = true;
grow = value;
}
else
{
shrink = value;
}
}
else
{
valid = false;
}
}
}
grow.specificity = specificity;
shrink.specificity = specificity;
basis.specificity = specificity;
return(valid);
}
public void ApplyFloat(StyleSheet sheet, StyleValueHandle[] handles, int specificity, ref StyleFloat property)
{
var value = sheet.ReadStyleFloat(handles[0], specificity);
property.Apply(value, StylePropertyApplyMode.CopyIfEqualOrGreaterSpecificity);
}
private void DrawProperties()
{
EditorGUILayout.LabelField(Styles.elementStylesContent, Styles.KInspectorTitle);
m_SelectedElement.name = EditorGUILayout.TextField("Name", m_SelectedElement.name);
EditorGUILayout.LabelField("Debug Id", m_SelectedElement.controlid.ToString());
var textElement = m_SelectedElement as ITextElement;
if (textElement != null)
{
textElement.text = EditorGUILayout.TextField("Text", textElement.text);
}
bool cacheContents = EditorGUILayout.Toggle("Cache Contents", m_SelectedElement.cacheAsBitmap);
m_SelectedElement.cacheAsBitmap = cacheContents;
if (m_SelectedElement.cacheAsBitmap && m_SelectedElement.computedStyle.overflow.value == Overflow.Visible)
{
EditorGUILayout.HelpBox("Bitmap caching will be ignored for this element because it's not clipped", MessageType.Warning);
}
m_SelectedElement.pickingMode = (PickingMode)EditorGUILayout.EnumPopup("Picking Mode", m_SelectedElement.pickingMode);
if (m_SelectedElement.pseudoStates != 0)
{
EditorGUILayout.LabelField("Pseudo States", m_SelectedElement.pseudoStates.ToString());
}
else
{
EditorGUILayout.LabelField("Pseudo States", "None");
}
EditorGUILayout.LabelField("Focusable", m_SelectedElement.focusable.ToString());
EditorGUILayout.LabelField("Layout", m_SelectedElement.layout.ToString());
EditorGUILayout.LabelField("World Bound", m_SelectedElement.worldBound.ToString());
EditorGUILayout.LabelField("World Clip", m_SelectedElement.worldClip.ToString());
EditorGUILayout.LabelField("Bounding Box", m_SelectedElement.boundingBox.ToString());
if (m_ClassList == null)
{
InitClassList();
}
m_ClassList.DoLayoutList();
GUILayout.BeginHorizontal(EditorStyles.toolbar);
m_DetailFilter = EditorGUILayout.ToolbarSearchField(m_DetailFilter);
m_ShowAll = GUILayout.Toggle(m_ShowAll, Styles.showAllContent, EditorStyles.toolbarButton);
m_Sort = GUILayout.Toggle(m_Sort, Styles.sortContent, EditorStyles.toolbarButton);
GUILayout.EndHorizontal();
var customProperties = m_SelectedElement.specifiedStyle.m_CustomProperties;
if (customProperties != null && customProperties.Any())
{
foreach (KeyValuePair <string, CustomPropertyHandle> customProperty in customProperties)
{
foreach (StyleValueHandle handle in customProperty.Value.handles)
{
EditorGUILayout.LabelField(customProperty.Key, customProperty.Value.data.ReadAsString(handle));
}
}
}
foreach (PropertyInfo field in m_Sort ? k_SortedFieldInfos : k_FieldInfos)
{
if (!string.IsNullOrEmpty(m_DetailFilter) &&
field.Name.IndexOf(m_DetailFilter, StringComparison.InvariantCultureIgnoreCase) == -1)
{
continue;
}
object val = field.GetValue(m_SelectedElement.computedStyle, null);
EditorGUILayout.BeginHorizontal();
EditorGUI.BeginChangeCheck();
int specificity;
if (val is StyleFloat)
{
StyleFloat style = (StyleFloat)val;
specificity = style.specificity;
if (m_ShowAll || specificity != StyleValueExtensions.UndefinedSpecificity)
{
style.specificity = Int32.MaxValue;
style.value = EditorGUILayout.FloatField(field.Name, ((StyleFloat)val).value);
val = style;
}
}
else if (val is StyleInt)
{
StyleInt style = (StyleInt)val;
specificity = style.specificity;
if (m_ShowAll || specificity != StyleValueExtensions.UndefinedSpecificity)
{
style.specificity = Int32.MaxValue;
style.value = EditorGUILayout.IntField(field.Name, ((StyleInt)val).value);
val = style;
}
}
else if (val is StyleLength)
{
StyleLength style = (StyleLength)val;
specificity = style.specificity;
if (m_ShowAll || specificity != StyleValueExtensions.UndefinedSpecificity)
{
style.specificity = Int32.MaxValue;
style.value = EditorGUILayout.FloatField(field.Name, ((StyleLength)val).value.value);
val = style;
}
}
else if (val is StyleColor)
{
StyleColor style = (StyleColor)val;
specificity = style.specificity;
if (m_ShowAll || specificity != StyleValueExtensions.UndefinedSpecificity)
{
style.specificity = Int32.MaxValue;
style.value = EditorGUILayout.ColorField(field.Name, ((StyleColor)val).value);
val = style;
}
}
else if (val is StyleFont)
{
specificity = HandleReferenceProperty <Font>(field, ref val);
}
else if (val is StyleBackground)
{
StyleBackground style = (StyleBackground)val;
specificity = style.specificity;
if (m_ShowAll || specificity != StyleValueExtensions.UndefinedSpecificity)
{
style.specificity = Int32.MaxValue;
Texture2D t = EditorGUILayout.ObjectField(field.Name, style.value.texture, typeof(Texture2D), false) as Texture2D;
style.value = new Background(t);
val = style;
}
}
else if (val is StyleCursor)
{
StyleCursor style = (StyleCursor)val;
specificity = style.specificity;
if (m_ShowAll || specificity != StyleValueExtensions.UndefinedSpecificity)
{
if (style.value.texture != null)
{
style.specificity = Int32.MaxValue;
var texture = EditorGUILayout.ObjectField(field.Name + "'s texture2D", style.value.texture, typeof(Texture2D), false) as Texture2D;
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
EditorGUIUtility.wideMode = true;
var hotspot = EditorGUILayout.Vector2Field(field.Name + "'s hotspot", style.value.hotspot);
style.value = new Cursor()
{
texture = texture, hotspot = hotspot
};
val = style;
}
else
{
int mouseId = style.value.defaultCursorId;
Enum newEnumValue = EditorGUILayout.EnumPopup(field.Name, (MouseCursor)mouseId);
int toCompare = Convert.ToInt32(newEnumValue);
if (!Equals(mouseId, toCompare))
{
style.specificity = Int32.MaxValue;
style.value = new Cursor()
{
defaultCursorId = toCompare
};
val = style;
}
}
}
}
else
{
Type type = val.GetType();
if (type.IsGenericType && type.GetGenericArguments()[0].IsEnum)
{
specificity = (int)type.GetProperty("specificity", BindingFlags.Instance | BindingFlags.NonPublic).GetValue(val, null);
if (m_ShowAll || specificity != StyleValueExtensions.UndefinedSpecificity)
{
var propInfo = type.GetProperty("value");
Enum enumValue = propInfo.GetValue(val, null) as Enum;
Enum newEnumValue = EditorGUILayout.EnumPopup(field.Name, enumValue);
if (!Equals(enumValue, newEnumValue))
{
propInfo.SetValue(val, newEnumValue, null);
}
}
}
else
{
EditorGUILayout.LabelField(field.Name, val == null ? "null" : val.ToString());
specificity = StyleValueExtensions.UndefinedSpecificity;
}
}
if (EditorGUI.EndChangeCheck())
{
string propertyName = field.Name;
var inlineStyle = typeof(IStyle).GetProperty(propertyName);
inlineStyle.SetValue(m_SelectedElement.style, val, null);
}
if (m_ShowAll || specificity != StyleValueExtensions.UndefinedSpecificity)
{
string specificityString = "";
switch (specificity)
{
case StyleValueExtensions.UnitySpecificity:
specificityString = "unity stylesheet";
break;
case StyleValueExtensions.InlineSpecificity:
specificityString = "inline";
break;
case StyleValueExtensions.UndefinedSpecificity:
break;
default:
specificityString = specificity.ToString();
break;
}
GUILayout.Label(specificityString, GUILayout.MinWidth(200), GUILayout.ExpandWidth(false));
}
EditorGUILayout.EndHorizontal();
}
}
private static bool CompileFlexShorthand(StylePropertyReader reader, out StyleFloat grow, out StyleFloat shrink, out StyleLength basis)
{
grow = 0f;
shrink = 1f;
basis = StyleKeyword.Auto;
bool flag = false;
int valueCount = reader.valueCount;
bool flag2 = valueCount == 1 && reader.IsValueType(0, StyleValueType.Keyword);
if (flag2)
{
bool flag3 = reader.IsKeyword(0, StyleValueKeyword.None);
if (flag3)
{
flag = true;
grow = 0f;
shrink = 0f;
basis = StyleKeyword.Auto;
}
else
{
bool flag4 = reader.IsKeyword(0, StyleValueKeyword.Auto);
if (flag4)
{
flag = true;
grow = 1f;
shrink = 1f;
basis = StyleKeyword.Auto;
}
}
}
else
{
bool flag5 = valueCount <= 3;
if (flag5)
{
flag = true;
grow = 0f;
shrink = 1f;
basis = Length.Percent(0f);
bool flag6 = false;
bool flag7 = false;
int num = 0;
while (num < valueCount & flag)
{
StyleValueType valueType = reader.GetValueType(num);
bool flag8 = valueType == StyleValueType.Dimension || valueType == StyleValueType.Keyword;
if (flag8)
{
bool flag9 = flag7;
if (flag9)
{
flag = false;
break;
}
flag7 = true;
bool flag10 = valueType == StyleValueType.Keyword;
if (flag10)
{
bool flag11 = reader.IsKeyword(num, StyleValueKeyword.Auto);
if (flag11)
{
basis = StyleKeyword.Auto;
}
}
else
{
bool flag12 = valueType == StyleValueType.Dimension;
if (flag12)
{
basis = reader.ReadStyleLength(num);
}
}
bool flag13 = flag6 && num != valueCount - 1;
if (flag13)
{
flag = false;
}
}
else
{
bool flag14 = valueType == StyleValueType.Float;
if (flag14)
{
StyleFloat styleFloat = reader.ReadStyleFloat(num);
bool flag15 = !flag6;
if (flag15)
{
flag6 = true;
grow = styleFloat;
}
else
{
shrink = styleFloat;
}
}
else
{
flag = false;
}
}
num++;
}
}
}
return(flag);
}
private static bool CompileFlexShorthand(StyleSheet sheet, StyleValueHandle[] handles, int specificity, out StyleFloat grow, out StyleFloat shrink, out StyleLength basis)
{
grow = 0f;
shrink = 0f;
basis = StyleKeyword.Auto;
bool valid = false;
if (handles.Length == 1 && handles[0].valueType == StyleValueType.Keyword && handles[0].valueIndex == (int)StyleValueKeyword.Unset)
{
valid = true;
grow = 0f;
shrink = 1f;
basis = StyleKeyword.Auto;
}
else if (handles.Length == 1 && handles[0].valueType == StyleValueType.Keyword && handles[0].valueIndex == (int)StyleValueKeyword.None)
{
valid = true;
grow = 0f;
shrink = 0f;
basis = StyleKeyword.Auto;
}
else if (handles.Length <= 3 && handles[0].valueType == StyleValueType.Keyword && handles[0].valueIndex == (int)StyleValueKeyword.Auto)
{
valid = true;
basis = StyleKeyword.Auto;
grow = 1f;
shrink = 1f;
if (handles.Length > 1)
{
grow = sheet.ReadFloat(handles[1]);
if (handles.Length > 2)
{
shrink = sheet.ReadFloat(handles[2]);
}
}
}
else if (handles.Length <= 3 && handles[0].valueType == StyleValueType.Float)
{
valid = true;
// TODO: when support for units is implemented, basis must have units, grow and shrink are unitless.
// This will remove ambiguities. For now we assume (when all values are number)
//
// flex: grow (could be flex: basis)
// flex: grow shrink (could be flex: basis grow; or flex: grow basis)
// flex: grow shrink basis (could be flex: basis grow shrink)
grow = sheet.ReadFloat(handles[0]);
shrink = 1f;
basis = 0f;
if (handles.Length > 1)
{
if (handles[1].valueType == StyleValueType.Float)
{
shrink = sheet.ReadFloat(handles[1]);
if (handles.Length > 2)
{
basis = sheet.ReadStyleLength(handles[2], specificity);
}
}
else if (handles[1].valueType == StyleValueType.Keyword && handles[1].valueIndex == (int)StyleValueKeyword.Auto)
{
basis = StyleKeyword.Auto;
}
}
}
grow.specificity = specificity;
shrink.specificity = specificity;
basis.specificity = specificity;
return(valid);
}
private static bool CompileFlexShorthand(StylePropertyReader reader, out StyleFloat grow, out StyleFloat shrink, out StyleLength basis)
{
grow = 0f;
shrink = 1f;
basis = StyleKeyword.Auto;
bool valid = false;
var valueCount = reader.valueCount;
if (valueCount == 1 && reader.IsValueType(0, StyleValueType.Keyword))
{
// Handle none | auto
if (reader.IsKeyword(0, StyleValueKeyword.None))
{
valid = true;
grow = 0f;
shrink = 0f;
basis = StyleKeyword.Auto;
}
else if (reader.IsKeyword(0, StyleValueKeyword.Auto))
{
valid = true;
grow = 1f;
shrink = 1f;
basis = StyleKeyword.Auto;
}
}
else if (valueCount <= 3)
{
// Handle [ <'flex-grow'> <'flex-shrink'>? || <'flex-basis'> ]
valid = true;
grow = 0f;
shrink = 1f;
basis = Length.Percent(0);
bool growFound = false;
bool basisFound = false;
for (int i = 0; i < valueCount && valid; i++)
{
var valueType = reader.GetValueType(i);
if (valueType == StyleValueType.Dimension || valueType == StyleValueType.Keyword)
{
// Basis
if (basisFound)
{
valid = false;
break;
}
basisFound = true;
if (valueType == StyleValueType.Keyword)
{
if (reader.IsKeyword(i, StyleValueKeyword.Auto))
{
basis = StyleKeyword.Auto;
}
}
else if (valueType == StyleValueType.Dimension)
{
basis = reader.ReadStyleLength(i);
}
if (growFound && i != valueCount - 1)
{
// If grow is already processed basis must be the last value
valid = false;
}
}
else if (valueType == StyleValueType.Float)
{
var value = reader.ReadStyleFloat(i);
if (!growFound)
{
growFound = true;
grow = value;
}
else
{
shrink = value;
}
}
else
{
valid = false;
}
}
}
return(valid);
}
public void ApplyFloat(StyleSheet sheet, StyleValueHandle[] handles, int specificity, ref StyleFloat property)
{
property.Apply(new StyleFloat(currentStyleValue.number, currentStyleValue.keyword)
{
specificity = specificity
}, StylePropertyApplyMode.Copy);
}
public virtual void ChangeValue(StyleFloat value)
{
withvalue = true;
}
public override void ChangeValue(StyleFloat val)
{
Value = val;
base.ChangeValue(value);
}