package rui import ( "fmt" "strings" ) // ColumnSeparatorProperty is the interface of a view separator data type ColumnSeparatorProperty interface { Properties fmt.Stringer stringWriter // ViewBorder returns column separator description in a form of ViewBorder ViewBorder(session Session) ViewBorder cssValue(session Session) string } type columnSeparatorProperty struct { propertyList } func newColumnSeparatorProperty(value any) ColumnSeparatorProperty { if value == nil { separator := new(columnSeparatorProperty) separator.properties = map[string]any{} return separator } switch value := value.(type) { case ColumnSeparatorProperty: return value case DataObject: separator := new(columnSeparatorProperty) separator.properties = map[string]any{} for _, tag := range []string{Style, Width, ColorTag} { if val, ok := value.PropertyValue(tag); ok && val != "" { separator.set(tag, value) } } return separator case ViewBorder: separator := new(columnSeparatorProperty) separator.properties = map[string]any{ Style: value.Style, Width: value.Width, ColorTag: value.Color, } return separator } invalidPropertyValue(Border, value) return nil } // NewColumnSeparator creates the new ColumnSeparatorProperty func NewColumnSeparator(params Params) ColumnSeparatorProperty { separator := new(columnSeparatorProperty) separator.properties = map[string]any{} if params != nil { for _, tag := range []string{Style, Width, ColorTag} { if value, ok := params[tag]; ok && value != nil { separator.Set(tag, value) } } } return separator } func (separator *columnSeparatorProperty) normalizeTag(tag string) string { tag = strings.ToLower(tag) switch tag { case ColumnSeparatorStyle, "separator-style": return Style case ColumnSeparatorWidth, "separator-width": return Width case ColumnSeparatorColor, "separator-color": return ColorTag } return tag } func (separator *columnSeparatorProperty) writeString(buffer *strings.Builder, indent string) { buffer.WriteString("_{ ") comma := false for _, tag := range []string{Style, Width, ColorTag} { if value, ok := separator.properties[tag]; ok { if comma { buffer.WriteString(", ") } buffer.WriteString(tag) buffer.WriteString(" = ") writePropertyValue(buffer, BorderStyle, value, indent) comma = true } } buffer.WriteString(" }") } func (separator *columnSeparatorProperty) String() string { return runStringWriter(separator) } func (separator *columnSeparatorProperty) Remove(tag string) { switch tag = separator.normalizeTag(tag); tag { case Style, Width, ColorTag: delete(separator.properties, tag) default: ErrorLogF(`"%s" property is not compatible with the ColumnSeparatorProperty`, tag) } } func (separator *columnSeparatorProperty) Set(tag string, value any) bool { tag = separator.normalizeTag(tag) if value == nil { separator.remove(tag) return true } switch tag { case Style: return separator.setEnumProperty(Style, value, enumProperties[BorderStyle].values) case Width: return separator.setSizeProperty(Width, value) case ColorTag: return separator.setColorProperty(ColorTag, value) } ErrorLogF(`"%s" property is not compatible with the ColumnSeparatorProperty`, tag) return false } func (separator *columnSeparatorProperty) Get(tag string) any { tag = separator.normalizeTag(tag) if result, ok := separator.properties[tag]; ok { return result } return nil } func (separator *columnSeparatorProperty) ViewBorder(session Session) ViewBorder { style, _ := valueToEnum(separator.getRaw(Style), BorderStyle, session, NoneLine) width, _ := sizeProperty(separator, Width, session) color, _ := colorProperty(separator, ColorTag, session) return ViewBorder{ Style: style, Width: width, Color: color, } } func (separator *columnSeparatorProperty) cssValue(session Session) string { value := separator.ViewBorder(session) buffer := allocStringBuilder() defer freeStringBuilder(buffer) if value.Width.Type != Auto && value.Width.Type != SizeInFraction && (value.Width.Value > 0 || value.Width.Type == SizeFunction) { buffer.WriteString(value.Width.cssString("", session)) } styles := enumProperties[BorderStyle].cssValues if value.Style > 0 && value.Style < len(styles) { if buffer.Len() > 0 { buffer.WriteRune(' ') } buffer.WriteString(styles[value.Style]) } if value.Color != 0 { if buffer.Len() > 0 { buffer.WriteRune(' ') } buffer.WriteString(value.Color.cssString()) } return buffer.String() }