svg

Documentation

Overview

Package svg parses Gerber to SVG.

Package svg parses Gerber to SVG.

Index

• func Bounds(element interface{}) (image.Rectangle, error)
• type Arc
  • func (e Arc) Bounds() image.Rectangle
  • func (e Arc) MarshalJSON() ([]byte, error)
  • func (e Arc) SetAttr(k, v string) Arc
• type Circle
  • func (e Circle) Bounds() image.Rectangle
  • func (e Circle) MarshalJSON() ([]byte, error)
  • func (e Circle) SetAttr(k, v string) Circle
• type ElementType
• type Line
  • func (e Line) Bounds() image.Rectangle
  • func (e Line) MarshalJSON() ([]byte, error)
  • func (e Line) SetAttr(k, v string) Line
• type Path
  • func (e Path) Bounds() (image.Rectangle, error)
  • func (e Path) MarshalJSON() ([]byte, error)
  • func (e Path) SetAttr(k, v string) Path
• type PathArc
  • func (e PathArc) MarshalJSON() ([]byte, error)
• type PathLine
  • func (e PathLine) MarshalJSON() ([]byte, error)
• type Processor
  • func NewProcessor() *Processor
  • func SVG(r io.Reader) (*Processor, error)
  • func (p *Processor) Arc(lineIdx, xs, ys, xe, ye, xc, yc int, interpolation gerber.Interpolation, ...) error
  • func (p *Processor) Circle(lineIdx, x, y, diameter int, polarity bool)
  • func (p *Processor) Contour(contour gerber.Contour) error
  • func (p *Processor) Line(lineIdx, x0, y0, x1, y1, diameter int, linecap gerber.LineCap)
  • func (p *Processor) Obround(lineIdx, x, y, width, height int, polarity bool, rotation float64)
  • func (p *Processor) Rectangle(lineIdx, x, y, width, height int, polarity bool, rotation float64)
  • func (p *Processor) SetDecimal(decimal float64)
  • func (p *Processor) SetViewbox(minX, maxX, minY, maxY int)
  • func (p *Processor) UnmarshalJSON(b []byte) error
  • func (p *Processor) UnmarshalJSON_1(b []byte) error
  • func (p *Processor) Write(w io.Writer) error
• type Rectangle
  • func (e Rectangle) Bounds() image.Rectangle
  • func (e Rectangle) MarshalJSON() ([]byte, error)
  • func (e Rectangle) SetAttr(k, v string) Rectangle

Functions

func Bounds

func Bounds(element interface{}) (image.Rectangle, error)

Types

type Arc

type Arc struct {
	Type        ElementType
	Line        int
	XS          int
	YS          int
	RadiusX     int
	RadiusY     int
	LargeArc    int
	Sweep       int
	XE          int
	YE          int
	StrokeWidth int

	CenterX int
	CenterY int
	Stroke  string
	Attr    map[string]string
}

An Arc is a SVG Arc.

func (Arc) Bounds

func (e Arc) Bounds() image.Rectangle

func (Arc) MarshalJSON

func (e Arc) MarshalJSON() ([]byte, error)

MarshalJSON implements json.Marshaler.

func (Arc) SetAttr

func (e Arc) SetAttr(k, v string) Arc

type Circle

type Circle struct {
	Type   ElementType
	Line   int
	X      int
	Y      int
	Radius int
	Fill   string
	Attr   map[string]string
}

A Circle is a circle.

func (Circle) Bounds

func (e Circle) Bounds() image.Rectangle

func (Circle) MarshalJSON

func (e Circle) MarshalJSON() ([]byte, error)

MarshalJSON implements json.Marshaler.

func (Circle) SetAttr

func (e Circle) SetAttr(k, v string) Circle

type ElementType

type ElementType string

An ElementType is a SVG element type.

const (
	ElementTypeCircle    ElementType = "Circle"
	ElementTypeRectangle ElementType = "Rect"
	ElementTypePath      ElementType = "Path"
	ElementTypeLine      ElementType = "Line"
	ElementTypeArc       ElementType = "Arc"
)

type Line

type Line struct {
	Type        ElementType
	Line        int
	X1          int
	Y1          int
	X2          int
	Y2          int
	StrokeWidth int
	Cap         string

	Stroke string
	Attr   map[string]string
}

A Line is a SVG line.

func (Line) Bounds

func (e Line) Bounds() image.Rectangle

func (Line) MarshalJSON

func (e Line) MarshalJSON() ([]byte, error)

MarshalJSON implements json.Marshaler.

func (Line) SetAttr

func (e Line) SetAttr(k, v string) Line

type Path

type Path struct {
	Type     ElementType
	Line     int
	X        int
	Y        int
	Commands []interface{}
	Fill     string
	Attr     map[string]string
}

A Path is a SVG path.

func (Path) Bounds

func (e Path) Bounds() (image.Rectangle, error)

func (Path) MarshalJSON

func (e Path) MarshalJSON() ([]byte, error)

MarshalJSON implements json.Marshaler.

func (Path) SetAttr

func (e Path) SetAttr(k, v string) Path

type PathArc

type PathArc struct {
	Type     ElementType
	RadiusX  int
	RadiusY  int
	LargeArc int
	Sweep    int
	X        int
	Y        int

	CenterX int
	CenterY int
}

A PathArc is an arc in a SVG path.

func (PathArc) MarshalJSON

func (e PathArc) MarshalJSON() ([]byte, error)

MarshalJSON implements json.Marshaler.

type PathLine

type PathLine struct {
	Type ElementType
	X    int
	Y    int
}

A PathLine is a line in a SVG path.

func (PathLine) MarshalJSON

func (e PathLine) MarshalJSON() ([]byte, error)

MarshalJSON implements json.Marshaler.

type Processor

type Processor struct {
	// Data contains SVG elements.
	Data []interface{}

	// Viewbox of Gerber image.
	MinX int
	MaxX int
	MinY int
	MaxY int

	// Decimal is the multiplier to convert millimeters to coordinates.
	// It is defined in the gerber file.
	Decimal float64

	// Color for Gerber polarities, defaults to black and white.
	PolarityDark  string
	PolarityClear string

	// Optional scaling factor of coordinates when writing SVG image.
	Scale float64

	// Optional width and height of output SVG image.
	Width  string
	Height string

	// Whether to output javascript for interactive panning and zooming in SVG.
	PanZoom bool
}

A Processor is a performer of Gerber graphic operations.

func NewProcessor

func NewProcessor() *Processor

NewProcessor creates a Processor.

func SVG

func SVG(r io.Reader) (*Processor, error)

SVG parses Gerber input into SVG.

func (*Processor) Arc

func (p *Processor) Arc(lineIdx, xs, ys, xe, ye, xc, yc int, interpolation gerber.Interpolation, diameter int) error

func (*Processor) Circle

func (p *Processor) Circle(lineIdx, x, y, diameter int, polarity bool)

func (*Processor) Contour

func (p *Processor) Contour(contour gerber.Contour) error

func (*Processor) Line

func (p *Processor) Line(lineIdx, x0, y0, x1, y1, diameter int, linecap gerber.LineCap)

func (*Processor) Obround

func (p *Processor) Obround(lineIdx, x, y, width, height int, polarity bool, rotation float64)

func (*Processor) Rectangle

func (p *Processor) Rectangle(lineIdx, x, y, width, height int, polarity bool, rotation float64)

func (*Processor) SetDecimal

func (p *Processor) SetDecimal(decimal float64)

func (*Processor) SetViewbox

func (p *Processor) SetViewbox(minX, maxX, minY, maxY int)

func (*Processor) UnmarshalJSON

func (p *Processor) UnmarshalJSON(b []byte) error

func (*Processor) UnmarshalJSON_1

func (p *Processor) UnmarshalJSON_1(b []byte) error

func (*Processor) Write

func (p *Processor) Write(w io.Writer) error

Write writes Gerber graphics operations as SVG.

type Rectangle

type Rectangle struct {
	Type     ElementType
	Line     int
	Aperture string
	X        int
	Y        int
	Width    int
	Height   int
	RX       int
	RY       int
	Fill     string
	Rotation float64
	Attr     map[string]string
}

A Rectangle is a rectangle.

func (Rectangle) Bounds

func (e Rectangle) Bounds() image.Rectangle

func (Rectangle) MarshalJSON

func (e Rectangle) MarshalJSON() ([]byte, error)

MarshalJSON implements json.Marshaler.

func (Rectangle) SetAttr

func (e Rectangle) SetAttr(k, v string) Rectangle