package rui import ( "math" "strconv" "strings" ) var colorProperties = []string{ ColorTag, BackgroundColor, TextColor, CaretColor, BorderColor, BorderLeftColor, BorderRightColor, BorderTopColor, BorderBottomColor, OutlineColor, TextLineColor, ColorPickerValue, } func isPropertyInList(tag string, list []string) bool { for _, prop := range list { if prop == tag { return true } } return false } var angleProperties = []string{ Rotate, SkewX, SkewY, From, } var boolProperties = []string{ Disabled, Focusable, Inset, BackfaceVisible, ReadOnly, EditWrap, Spellcheck, CloseButton, OutsideClose, Italic, SmallCaps, Strikethrough, Overline, Underline, Expanded, AvoidBreak, NotTranslate, Controls, Loop, Muted, AnimationPaused, Multiple, TabCloseButton, Repeating, UserSelect, } var intProperties = []string{ ZIndex, TabSize, HeadHeight, FootHeight, RowSpan, ColumnSpan, ColumnCount, } var floatProperties = map[string]struct{ min, max float64 }{ Opacity: {min: 0, max: 1}, ScaleX: {min: -math.MaxFloat64, max: math.MaxFloat64}, ScaleY: {min: -math.MaxFloat64, max: math.MaxFloat64}, ScaleZ: {min: -math.MaxFloat64, max: math.MaxFloat64}, RotateX: {min: 0, max: 1}, RotateY: {min: 0, max: 1}, RotateZ: {min: 0, max: 1}, NumberPickerMax: {min: -math.MaxFloat64, max: math.MaxFloat64}, NumberPickerMin: {min: -math.MaxFloat64, max: math.MaxFloat64}, NumberPickerStep: {min: -math.MaxFloat64, max: math.MaxFloat64}, NumberPickerValue: {min: -math.MaxFloat64, max: math.MaxFloat64}, ProgressBarMax: {min: 0, max: math.MaxFloat64}, ProgressBarValue: {min: 0, max: math.MaxFloat64}, VideoWidth: {min: 0, max: 10000}, VideoHeight: {min: 0, max: 10000}, } var sizeProperties = map[string]string{ Width: Width, Height: Height, MinWidth: MinWidth, MinHeight: MinHeight, MaxWidth: MaxWidth, MaxHeight: MaxHeight, Left: Left, Right: Right, Top: Top, Bottom: Bottom, TextSize: "font-size", TextIndent: TextIndent, LetterSpacing: LetterSpacing, WordSpacing: WordSpacing, LineHeight: LineHeight, TextLineThickness: "text-decoration-thickness", ListRowGap: "row-gap", ListColumnGap: "column-gap", GridRowGap: GridRowGap, GridColumnGap: GridColumnGap, ColumnWidth: ColumnWidth, ColumnGap: ColumnGap, Gap: Gap, Margin: Margin, MarginLeft: MarginLeft, MarginRight: MarginRight, MarginTop: MarginTop, MarginBottom: MarginBottom, Padding: Padding, PaddingLeft: PaddingLeft, PaddingRight: PaddingRight, PaddingTop: PaddingTop, PaddingBottom: PaddingBottom, BorderWidth: BorderWidth, BorderLeftWidth: BorderLeftWidth, BorderRightWidth: BorderRightWidth, BorderTopWidth: BorderTopWidth, BorderBottomWidth: BorderBottomWidth, OutlineWidth: OutlineWidth, XOffset: XOffset, YOffset: YOffset, BlurRadius: BlurRadius, SpreadRadius: SpreadRadius, Perspective: Perspective, PerspectiveOriginX: PerspectiveOriginX, PerspectiveOriginY: PerspectiveOriginY, OriginX: OriginX, OriginY: OriginY, OriginZ: OriginZ, TranslateX: TranslateX, TranslateY: TranslateY, TranslateZ: TranslateZ, Radius: Radius, RadiusX: RadiusX, RadiusY: RadiusY, RadiusTopLeft: RadiusTopLeft, RadiusTopLeftX: RadiusTopLeftX, RadiusTopLeftY: RadiusTopLeftY, RadiusTopRight: RadiusTopRight, RadiusTopRightX: RadiusTopRightX, RadiusTopRightY: RadiusTopRightY, RadiusBottomLeft: RadiusBottomLeft, RadiusBottomLeftX: RadiusBottomLeftX, RadiusBottomLeftY: RadiusBottomLeftY, RadiusBottomRight: RadiusBottomRight, RadiusBottomRightX: RadiusBottomRightX, RadiusBottomRightY: RadiusBottomRightY, ItemWidth: ItemWidth, ItemHeight: ItemHeight, CenterX: CenterX, CenterY: CenterX, } var enumProperties = map[string]struct { values []string cssTag string cssValues []string }{ Semantics: { []string{"default", "article", "section", "aside", "header", "main", "footer", "navigation", "figure", "figure-caption", "button", "p", "h1", "h2", "h3", "h4", "h5", "h6", "blockquote", "code"}, "", []string{"div", "article", "section", "aside", "header", "main", "footer", "nav", "figure", "figcaption", "button", "p", "h1", "h2", "h3", "h4", "h5", "h6", "blockquote", "code"}, }, Visibility: { []string{"visible", "invisible", "gone"}, "", []string{"visible", "invisible", "gone"}, }, Overflow: { []string{"hidden", "visible", "scroll", "auto"}, Overflow, []string{"hidden", "visible", "scroll", "auto"}, }, TextAlign: { []string{"left", "right", "center", "justify"}, TextAlign, []string{"left", "right", "center", "justify"}, }, TextTransform: { []string{"none", "capitalize", "lowercase", "uppercase"}, TextTransform, []string{"none", "capitalize", "lowercase", "uppercase"}, }, TextWeight: { []string{"inherit", "thin", "extra-light", "light", "normal", "medium", "semi-bold", "bold", "extra-bold", "black"}, "font-weight", []string{"inherit", "100", "200", "300", "normal", "500", "600", "bold", "800", "900"}, }, WhiteSpace: { []string{"normal", "nowrap", "pre", "pre-wrap", "pre-line", "break-spaces"}, WhiteSpace, []string{"normal", "nowrap", "pre", "pre-wrap", "pre-line", "break-spaces"}, }, WordBreak: { []string{"normal", "break-all", "keep-all", "break-word"}, WordBreak, []string{"normal", "break-all", "keep-all", "break-word"}, }, TextOverflow: { []string{"clip", "ellipsis"}, TextOverflow, []string{"clip", "ellipsis"}, }, WritingMode: { []string{"horizontal-top-to-bottom", "horizontal-bottom-to-top", "vertical-right-to-left", "vertical-left-to-right"}, WritingMode, []string{"horizontal-tb", "horizontal-bt", "vertical-rl", "vertical-lr"}, }, TextDirection: { []string{"system", "left-to-right", "right-to-left"}, "direction", []string{"", "ltr", "rtl"}, }, VerticalTextOrientation: { []string{"mixed", "upright"}, "text-orientation", []string{"mixed", "upright"}, }, TextLineStyle: { []string{"inherit", "solid", "dashed", "dotted", "double", "wavy"}, "text-decoration-style", []string{"inherit", "solid", "dashed", "dotted", "double", "wavy"}, }, BorderStyle: { []string{"none", "solid", "dashed", "dotted", "double"}, BorderStyle, []string{"none", "solid", "dashed", "dotted", "double"}, }, TopStyle: { []string{"none", "solid", "dashed", "dotted", "double"}, "", []string{"none", "solid", "dashed", "dotted", "double"}, }, RightStyle: { []string{"none", "solid", "dashed", "dotted", "double"}, "", []string{"none", "solid", "dashed", "dotted", "double"}, }, BottomStyle: { []string{"none", "solid", "dashed", "dotted", "double"}, "", []string{"none", "solid", "dashed", "dotted", "double"}, }, LeftStyle: { []string{"none", "solid", "dashed", "dotted", "double"}, "", []string{"none", "solid", "dashed", "dotted", "double"}, }, OutlineStyle: { []string{"none", "solid", "dashed", "dotted", "double"}, OutlineStyle, []string{"none", "solid", "dashed", "dotted", "double"}, }, Tabs: { []string{"top", "bottom", "left", "right", "left-list", "right-list", "hidden"}, "", []string{"top", "bottom", "left", "right", "left-list", "right-list", "hidden"}, }, NumberPickerType: { []string{"editor", "slider"}, "", []string{"editor", "slider"}, }, EditViewType: { []string{"text", "password", "email", "emails", "url", "phone", "multiline"}, "", []string{"text", "password", "email", "emails", "url", "phone", "multiline"}, }, Orientation: { []string{"up-down", "start-to-end", "bottom-up", "end-to-start"}, "", []string{"column", "row", "column-reverse", "row-reverse"}, }, ListWrap: { []string{"off", "on", "reverse"}, "", []string{"nowrap", "wrap", "wrap-reverse"}, }, "list-orientation": { []string{"vertical", "horizontal"}, "", []string{"vertical", "horizontal"}, }, VerticalAlign: { []string{"top", "bottom", "center", "stretch"}, "", []string{"top", "bottom", "center", "stretch"}, }, HorizontalAlign: { []string{"left", "right", "center", "stretch"}, "", []string{"left", "right", "center", "stretch"}, }, ButtonsAlign: { []string{"left", "right", "center", "stretch"}, "", []string{"left", "right", "center", "stretch"}, }, ArrowAlign: { []string{"left", "right", "center"}, "", []string{"left", "right", "center"}, }, CellVerticalAlign: { []string{"top", "bottom", "center", "stretch"}, "align-items", []string{"start", "end", "center", "stretch"}, }, CellHorizontalAlign: { []string{"left", "right", "center", "stretch"}, "justify-items", []string{"start", "end", "center", "stretch"}, }, GridAutoFlow: { []string{"row", "column", "row-dense", "column-dense"}, GridAutoFlow, []string{"row", "column", "row dense", "column dense"}, }, ImageVerticalAlign: { []string{"top", "bottom", "center"}, "", []string{"top", "bottom", "center"}, }, ImageHorizontalAlign: { []string{"left", "right", "center"}, "", []string{"left", "right", "center"}, }, ItemVerticalAlign: { []string{"top", "bottom", "center", "stretch"}, "", []string{"start", "end", "center", "stretch"}, }, ItemHorizontalAlign: { []string{"left", "right", "center", "stretch"}, "", []string{"start", "end", "center", "stretch"}, }, CheckboxVerticalAlign: { []string{"top", "bottom", "center"}, "", []string{"start", "end", "center"}, }, CheckboxHorizontalAlign: { []string{"left", "right", "center"}, "", []string{"start", "end", "center"}, }, TableVerticalAlign: { []string{"top", "bottom", "center", "stretch", "baseline"}, "vertical-align", []string{"top", "bottom", "middle", "baseline", "baseline"}, }, Cursor: { []string{"auto", "default", "none", "context-menu", "help", "pointer", "progress", "wait", "cell", "crosshair", "text", "vertical-text", "alias", "copy", "move", "no-drop", "not-allowed", "e-resize", "n-resize", "ne-resize", "nw-resize", "s-resize", "se-resize", "sw-resize", "w-resize", "ew-resize", "ns-resize", "nesw-resize", "nwse-resize", "col-resize", "row-resize", "all-scroll", "zoom-in", "zoom-out", "grab", "grabbing"}, Cursor, []string{"auto", "default", "none", "context-menu", "help", "pointer", "progress", "wait", "cell", "crosshair", "text", "vertical-text", "alias", "copy", "move", "no-drop", "not-allowed", "e-resize", "n-resize", "ne-resize", "nw-resize", "s-resize", "se-resize", "sw-resize", "w-resize", "ew-resize", "ns-resize", "nesw-resize", "nwse-resize", "col-resize", "row-resize", "all-scroll", "zoom-in", "zoom-out", "grab", "grabbing"}, }, Fit: { []string{"none", "contain", "cover", "fill", "scale-down"}, "object-fit", []string{"none", "contain", "cover", "fill", "scale-down"}, }, backgroundFit: { []string{"none", "contain", "cover"}, "", []string{"none", "contain", "cover"}, }, Repeat: { []string{"no-repeat", "repeat", "repeat-x", "repeat-y", "round", "space"}, "", []string{"no-repeat", "repeat", "repeat-x", "repeat-y", "round", "space"}, }, Attachment: { []string{"scroll", "fixed", "local"}, "", []string{"scroll", "fixed", "local"}, }, BackgroundClip: { []string{"border-box", "padding-box", "content-box"}, // "text"}, "background-clip", []string{"border-box", "padding-box", "content-box"}, // "text"}, }, Direction: { []string{"to-top", "to-right-top", "to-right", "to-right-bottom", "to-bottom", "to-left-bottom", "to-left", "to-left-top"}, "", []string{"to top", "to right top", "to right", "to right bottom", "to bottom", "to left bottom", "to left", "to left top"}, }, AnimationDirection: { []string{"normal", "reverse", "alternate", "alternate-reverse"}, "", []string{"normal", "reverse", "alternate", "alternate-reverse"}, }, RadialGradientShape: { []string{"ellipse", "circle"}, "", []string{"ellipse", "circle"}, }, RadialGradientRadius: { []string{"closest-side", "closest-corner", "farthest-side", "farthest-corner"}, "", []string{"closest-side", "closest-corner", "farthest-side", "farthest-corner"}, }, ItemCheckbox: { []string{"none", "single", "multiple"}, "", []string{"none", "single", "multiple"}, }, Float: { []string{"none", "left", "right"}, "float", []string{"none", "left", "right"}, }, Preload: { []string{"none", "metadata", "auto"}, "", []string{"none", "metadata", "auto"}, }, SelectionMode: { []string{"none", "cell", "row"}, "", []string{"none", "cell", "row"}, }, Resize: { []string{"none", "both", "horizontal", "vertical"}, "resize", []string{"none", "both", "horizontal", "vertical"}, }, Arrow: { []string{"none", "top", "right", "bottom", "left"}, "", []string{"none", "top", "right", "bottom", "left"}, }, } func notCompatibleType(tag string, value any) { ErrorLogF(`"%T" type not compatible with "%s" property`, value, tag) } func invalidPropertyValue(tag string, value any) { ErrorLogF(`Invalid value "%v" of "%s" property`, value, tag) } func isConstantName(text string) bool { len := len(text) if len <= 1 || text[0] != '@' { return false } if len > 2 { last := len - 1 if (text[1] == '`' && text[last] == '`') || (text[1] == '"' && text[last] == '"') || (text[1] == '\'' && text[last] == '\'') { return true } } return !strings.ContainsAny(text, ",;|\"'`+(){}[]<>/\\*&%! \t\n\r") } func isInt(value any) (int, bool) { var n int switch value := value.(type) { case int: n = value case int8: n = int(value) case int16: n = int(value) case int32: n = int(value) case int64: n = int(value) case uint: n = int(value) case uint8: n = int(value) case uint16: n = int(value) case uint32: n = int(value) case uint64: n = int(value) default: return 0, false } return n, true } func (properties *propertyList) setSimpleProperty(tag string, value any) bool { if value == nil { delete(properties.properties, tag) return true } else if text, ok := value.(string); ok { text = strings.Trim(text, " \t\n\r") if text == "" { delete(properties.properties, tag) return true } if isConstantName(text) { properties.properties[tag] = text return true } } return false } func (properties *propertyList) setSizeProperty(tag string, value any) bool { if !properties.setSimpleProperty(tag, value) { var size SizeUnit switch value := value.(type) { case string: var ok bool if fn := parseSizeFunc(value); fn != nil { size.Type = SizeFunction size.Function = fn } else if size, ok = StringToSizeUnit(value); !ok { invalidPropertyValue(tag, value) return false } case SizeUnit: size = value case SizeFunc: size.Type = SizeFunction size.Function = value case float32: size.Type = SizeInPixel size.Value = float64(value) case float64: size.Type = SizeInPixel size.Value = value default: if n, ok := isInt(value); ok { size.Type = SizeInPixel size.Value = float64(n) } else { notCompatibleType(tag, value) return false } } if size.Type == Auto { delete(properties.properties, tag) } else { properties.properties[tag] = size } } return true } func (properties *propertyList) setAngleProperty(tag string, value any) bool { if !properties.setSimpleProperty(tag, value) { var angle AngleUnit switch value := value.(type) { case string: var ok bool if angle, ok = StringToAngleUnit(value); !ok { invalidPropertyValue(tag, value) return false } case AngleUnit: angle = value case float32: angle = Rad(float64(value)) case float64: angle = Rad(value) default: if n, ok := isInt(value); ok { angle = Rad(float64(n)) } else { notCompatibleType(tag, value) return false } } properties.properties[tag] = angle } return true } func (properties *propertyList) setColorProperty(tag string, value any) bool { if !properties.setSimpleProperty(tag, value) { var result Color switch value := value.(type) { case string: var err error if result, err = stringToColor(value); err != nil { invalidPropertyValue(tag, value) return false } case Color: result = value default: if color, ok := isInt(value); ok { result = Color(color) } else { notCompatibleType(tag, value) return false } } if result == 0 { delete(properties.properties, tag) } else { properties.properties[tag] = result } } return true } func (properties *propertyList) setEnumProperty(tag string, value any, values []string) bool { if !properties.setSimpleProperty(tag, value) { var n int if text, ok := value.(string); ok { if n, ok = enumStringToInt(text, values, false); !ok { invalidPropertyValue(tag, value) return false } } else if i, ok := isInt(value); ok { if i < 0 || i >= len(values) { invalidPropertyValue(tag, value) return false } n = i } else { notCompatibleType(tag, value) return false } properties.properties[tag] = n } return true } func (properties *propertyList) setBoolProperty(tag string, value any) bool { if !properties.setSimpleProperty(tag, value) { if text, ok := value.(string); ok { switch strings.ToLower(strings.Trim(text, " \t")) { case "true", "yes", "on", "1": properties.properties[tag] = true case "false", "no", "off", "0": properties.properties[tag] = false default: invalidPropertyValue(tag, value) return false } } else if n, ok := isInt(value); ok { switch n { case 1: properties.properties[tag] = true case 0: properties.properties[tag] = false default: invalidPropertyValue(tag, value) return false } } else if b, ok := value.(bool); ok { properties.properties[tag] = b } else { notCompatibleType(tag, value) return false } } return true } func (properties *propertyList) setIntProperty(tag string, value any) bool { if !properties.setSimpleProperty(tag, value) { if text, ok := value.(string); ok { n, err := strconv.Atoi(strings.Trim(text, " \t")) if err != nil { invalidPropertyValue(tag, value) ErrorLog(err.Error()) return false } properties.properties[tag] = n } else if n, ok := isInt(value); ok { properties.properties[tag] = n } else { notCompatibleType(tag, value) return false } } return true } func (properties *propertyList) setFloatProperty(tag string, value any, min, max float64) bool { if !properties.setSimpleProperty(tag, value) { f := float64(0) switch value := value.(type) { case string: var err error if f, err = strconv.ParseFloat(strings.Trim(value, " \t"), 64); err != nil { invalidPropertyValue(tag, value) ErrorLog(err.Error()) return false } if f < min || f > max { ErrorLogF(`"%T" out of range of "%s" property`, value, tag) return false } properties.properties[tag] = value return true case float32: f = float64(value) case float64: f = value default: if n, ok := isInt(value); ok { f = float64(n) } else { notCompatibleType(tag, value) return false } } if f >= min && f <= max { properties.properties[tag] = f } else { ErrorLogF(`"%T" out of range of "%s" property`, value, tag) return false } } return true } func (properties *propertyList) Set(tag string, value any) bool { return properties.set(strings.ToLower(tag), value) } func (properties *propertyList) set(tag string, value any) bool { if value == nil { delete(properties.properties, tag) return true } if _, ok := sizeProperties[tag]; ok { return properties.setSizeProperty(tag, value) } if valuesData, ok := enumProperties[tag]; ok { return properties.setEnumProperty(tag, value, valuesData.values) } if limits, ok := floatProperties[tag]; ok { return properties.setFloatProperty(tag, value, limits.min, limits.max) } if isPropertyInList(tag, colorProperties) { return properties.setColorProperty(tag, value) } if isPropertyInList(tag, angleProperties) { return properties.setAngleProperty(tag, value) } if isPropertyInList(tag, boolProperties) { return properties.setBoolProperty(tag, value) } if isPropertyInList(tag, intProperties) { return properties.setIntProperty(tag, value) } if text, ok := value.(string); ok { properties.properties[tag] = text return true } notCompatibleType(tag, value) return false }