dom

package
v0.0.0-...-6d3478e Latest Latest
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 Go to latest Published: Jan 16, 2018 License: MIT Imports: 9 Imported by: 0

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Index

Constants

This section is empty.

Variables

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var ErrNotFound = errors.New("Not found")

ErrNotFound returns when an item is not found.

Functions

func BoundingBox 

func BoundingBox(elem dom.Element) (float64, float64, float64, float64)

BoundingBox returns the top,right,down,left corners of a dom.Element.

func ClientBox 

func ClientBox() (float64, float64)

ClientBox returns the offset of the current page client box.

func Document 

func Document() dom.Document

Document returns the current document attached to the window

func Expando 

func Expando(prop string) []string

Expando expands a property period delimited string into its component parts.

func GetComputedStyle 

func GetComputedStyle(elem dom.Element, ps string) (*dom.CSSStyleDeclaration, error)

GetComputedStyle returns the dom.Element computed css styles.

func GetComputedStylePriority 

func GetComputedStylePriority(css *dom.CSSStyleDeclaration, prop string) (int, error)

GetComputedStylePriority retrieves the proritiy of the property from the computed style object.

func GetComputedStyleValue 

func GetComputedStyleValue(elem dom.Element, psudo string, prop string) (*js.Object, error)

GetComputedStyleValue retrieves the value of the property from the computed style object.

func GetComputedStyleValueWith 

func GetComputedStyleValueWith(css *dom.CSSStyleDeclaration, prop string) (*js.Object, error)

GetComputedStyleValueWith usings the CSSStyleDeclaration to retrieves the value of the property from the computed style object.

func GetProp 

func GetProp(o *js.Object, prop string) (*js.Object, error)

GetProp retrieves the necessary property for this specific name.

func GetShadowRoot 

func GetShadowRoot(elem dom.Node) (dom.DocumentFragment, bool)

GetShadowRoot retrieves the shadowRoot connected to the pass dom.Node, else returns false as the second argument if the node has no shadowRoot.

func HasShadowRoot 

func HasShadowRoot(elem dom.Node) bool

HasShadowRoot returns true/false if the element type matches the [object shadowRoot].

func IsMatrix 

func IsMatrix(data string) bool

IsMatrix returns true/false if the giving string is a matrix declaration.

func IsPerspective 

func IsPerspective(data string) bool

IsPerspective checks wether the giving string is a css perspective directive.

func IsRotation 

func IsRotation(data string) bool

IsRotation checks wether the giving string is a css rotation directive.

func IsScale 

func IsScale(data string) bool

IsScale checks wether the giving string is a css scale directive.

func IsSimpleRotation 

func IsSimpleRotation(data string) bool

IsSimpleRotation checks wether the giving string is a css rotation directive.

func IsSkew 

func IsSkew(data string) bool

IsSkew checks wether the giving string is a css skew directive.

func IsTranslation 

func IsTranslation(data string) bool

IsTranslation checks wether the giving string is a css translation directive.

func MatchProp 

func MatchProp(o *js.Object, prop string, val string) bool

MatchProp matches the string value from a property val against a provided expected value.

func Offset 

func Offset(elem dom.Element) (float64, float64)

Offset returns the top,left offset of a dom.Element.

func OffsetParent 

func OffsetParent(elem dom.Element) *js.Object

OffsetParent returns the offset parent element for a specific element.

func PageBox 

func PageBox() (float64, float64)

PageBox returns the offset of the current page bounding box.

func Position 

func Position(elem dom.Element) (float64, float64)

Position returns the current position of the dom.Element.

func RemoveComputedStyleValue 

func RemoveComputedStyleValue(css *dom.CSSStyleDeclaration, prop string)

RemoveComputedStyleValue removes the value of the property from the computed style object.

func RootElement 

func RootElement(elem dom.Node) dom.Node

RootElement returns the root parent element that for the provided element.

func ShadowRootDocument 

func ShadowRootDocument(elem dom.Node) dom.DocumentFragment

ShadowRootDocument returns the DocumentFragment interface for the provided shadowRoot.

func Unit 

func Unit(u string) string

Unit returns a valid unit type in the browser, if the supplied unit is standard then it is return else 'px' is returned as default.

func Vendorize 

func Vendorize(u string) []string

Vendorize returns a property name with the different versions known according browsers.

func Window 

func Window() dom.Window

Window returns the root window for the current dom.

Types

type ComputedStyle 

type ComputedStyle struct {
	Name       string
	VendorName string
	Value      string
	Values     []string
	Priority   bool // values between [0,1] to indicate use of '!important'
}

ComputedStyle defines a style property item.

type ComputedStyleMap 

type ComputedStyleMap map[string]ComputedStyle

ComputedStyleMap defines a map type of computed style properties and values.

func GetComputedStyleMap 

func GetComputedStyleMap(elem dom.Element, ps string) (ComputedStyleMap, error)

GetComputedStyleMap returns a map of computed style properties and values. Also all vendored names are cleaned up to allow quick and easy access regardless of vendor.

func (ComputedStyleMap) Get 

func (c ComputedStyleMap) Get(name string) (ComputedStyle, error)

Get retrieves the specific property if it exists.

func (ComputedStyleMap) Has 

func (c ComputedStyleMap) Has(name string) bool

Has returns true/false if the property exists.

type CurvePoint 

type CurvePoint struct {
	Length         int
	X              float64
	Y              float64
	Xd             float64
	Yd             float64
	SampleProgress float64
}

CurvePoint defines a area along a svg path for a specific progress and x value.

type Matrix 

type Matrix struct {
	ScaleX    float64
	RotationX float64
	ScaleY    float64
	RotationY float64
	PositionX float64
	PositionY float64
	PositionZ float64
	ScaleZ    float64
	RotationZ float64
}

Matrix defines a transformation matrix generated from a transform directive.

func ToMatrix2D 

func ToMatrix2D(data string) (*Matrix, error)

ToMatrix2D returns a matrix from the provided data (eg matrix(0,1,0,1,3,4)) else returns an error.

type Perspective 

type Perspective struct {
	Range float64
}

Perspective provides a structure for storing current perspective data.

func ToPerspective 

func ToPerspective(data string) (*Perspective, error)

ToPerspective returns the translation from the giving string else returns an error if it failed.

type Pointer 

type Pointer struct {
	*js.Object
}

Pointer implements the Point interface.

func (*Pointer) GetPointAtLength 

func (p *Pointer) GetPointAtLength(step float64) (float64, float64)

GetPointAtLength returns a giving point by the provide step value.

type Rotation 

type Rotation struct {
	Angle float64
}

Rotation defines the concrete representation of the css3 skew transform property.

func ToRotation 

func ToRotation(data string) (*Rotation, error)

ToRotation returns the rotation from the giving string else returns an error if it failed.

type SVGConfig 

type SVGConfig struct {
	SVGPath      string
	Width        int
	Height       int
	SamplingSize int
}

SVGConfig defines a configuration object for the SVGPathEaser. WARNING: Requires to be loaded within the dom.

type SVGPathEaser 

type SVGPathEaser struct {
	// contains filtered or unexported fields
}

SVGPathEaser defines a easing provider using SVG Paths.

func NewSVGPathEaser 

func NewSVGPathEaser(conf SVGConfig) *SVGPathEaser

NewSVGPathEaser returns a new instance of the SVGPathEaser.

func (*SVGPathEaser) Ease 

func (svg *SVGPathEaser) Ease(t float64) float64

Ease returns the giving value of t(time) within the giving svg sample.

func (*SVGPathEaser) Sample 

func (svg *SVGPathEaser) Sample(t float64) (CurvePoint, bool)

Sample for the giving t value between 0..1, we return a CurvePoint that is either at that range or within that specified range. Also returns a bool whether it was a success or failure.

func (*SVGPathEaser) Stats 

func (svg *SVGPathEaser) Stats() (time.Duration, time.Time, time.Time)

Stats returns the giving time details taken to generate the samples.

type Scale 

type Scale struct {
	X float64
	Y float64
}

Scale defines the concrete representation of the css3 scale transform property.

func ToScale 

func ToScale(data string) (*Scale, error)

ToScale returns the translation from the giving string else returns an error if it failed.

type Skew 

type Skew struct {
	X float64
	Y float64
}

Skew defines the concrete representation of the css3 skew transform property.

func ToSkew 

func ToSkew(data string) (*Skew, error)

ToSkew returns the skew from the giving string else returns an error if it failed.

type Translation 

type Translation struct {
	X float64
	Y float64
}

Translation defines the concrete representation of the css3 translation transform property.

func ToTranslation 

func ToTranslation(data string) (*Translation, error)

ToTranslation returns the translation from the giving string else returns an error if it failed.

Source Files

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