plot

package

v0.0.0-...-39b93c0 Latest Latest Go to latest Published: Jun 18, 2020 License: MIT Imports: 7 Imported by: 0

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var ScatterCommand command.Definition

func IsSet(el rune, p Point) bool

IsSet returns true of point (x: 0-1, y: 0-3) is set in the Braille character provided. Returns false if the character is not Braille.

func PlotRune(el *rune, p Point, shouldSet bool)

func Scaler(inlowx, inlowy, inhighx, inhighy float64,
	outlowx, outlowy, outhighx, outhighy int) func(x, y float64) Point

Scaler returns a scaling function translating values from the input rectange to the output rectangle.

func ScatterPlot(tm *Map, topLeft, size Point, f *os.File)

ScatterPlot draws the data in the passed open file within the given rectangle of the given Map.

type Alignment int

Alignment specifies the justification of drawn text.

const (
	LEFT Alignment = iota
	CENTER
	RIGHT
)

Values for text alignment in PlotText

type Map struct {
	W, H int
	// contains filtered or unexported fields
}

TextMap is a grid of characters on which to draw.

func NewMap(w, h int) *Map

NewMap returns a pointer to a text map of the given dimensions.

func (tm *Map) Plot(p Point, shouldSet bool)

Plot sets or unsets the Braille pixel at the passed point.

func (tm *Map) PlotText(at Point, a Alignment, s string)

PlotText places text at the given refernece point, expanding eith to the left or right, or centered, based on the passed alignment.

func (tm *Map) String() string

type Point struct {
	X, Y int
}

Point is a location in either a Map or Braille coordinate space.