scale

package

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Versions in this module

v0

v0.0.8

May 24, 2026

Changes in this version

+ type AlphaScale struct

+ func NewAlpha(rangeMin, rangeMax float64) *AlphaScale

+ func NewAlphaDefault() *AlphaScale

+ func (s *AlphaScale) MapValue(v float64) float64

+ func (s *AlphaScale) Range() (float64, float64)

+ func (s *AlphaScale) String() string

+ type IdentityScale struct

+ func NewIdentity() *IdentityScale

+ func (s *IdentityScale) Bounds() (float64, float64)

+ func (s *IdentityScale) Format(v float64) string

+ func (s *IdentityScale) Inverse(v float64) float64

+ func (s *IdentityScale) Map(v float64) float64

+ func (s *IdentityScale) MapValue(v float64) float64

+ func (s *IdentityScale) SetBounds(mn, mx float64)

+ func (s *IdentityScale) String() string

+ func (s *IdentityScale) Ticks(n int) []float64

+ func (s *IdentityScale) Train(col dataset.AnyColumn) error

+ type LinetypeScale struct

+ func NewLinetype() *LinetypeScale

+ func NewLinetypeManual(m map[string]string) *LinetypeScale

+ func (s *LinetypeScale) DashPattern(label string) []float64

+ func (s *LinetypeScale) LinetypeName(label string) string

+ func (s *LinetypeScale) String() string

+ func (s *LinetypeScale) Train(col dataset.AnyColumn) error

+ type ShapeScale struct

+ func NewShape() *ShapeScale

+ func NewShapeManual(m map[string]string) *ShapeScale

+ func (s *ShapeScale) ShapeName(label string) string

+ func (s *ShapeScale) String() string

+ func (s *ShapeScale) Train(col dataset.AnyColumn) error

+ type SizeMode string

+ const SizeModeArea

+ const SizeModeLinear

+ const SizeModeRadius

+ type SizeScale struct

+ func NewSize(rangeMin, rangeMax float64) *SizeScale

+ func NewSizeArea() *SizeScale

+ func NewSizeDefault() *SizeScale

+ func (s *SizeScale) Bounds() (float64, float64)

+ func (s *SizeScale) Format(v float64) string

+ func (s *SizeScale) Inverse(v float64) float64

+ func (s *SizeScale) Map(v float64) float64

+ func (s *SizeScale) MapValue(v float64) float64

+ func (s *SizeScale) Mode() SizeMode

+ func (s *SizeScale) Range() (float64, float64)

+ func (s *SizeScale) SetBounds(mn, mx float64)

+ func (s *SizeScale) String() string

+ func (s *SizeScale) Ticks(n int) []float64

+ func (s *SizeScale) Train(col dataset.AnyColumn) error

+ type ValueMapper interface

+ MapValue func(v float64) float64

v0.0.7

May 22, 2026

v0.0.6

May 22, 2026

Changes in this version

+ type BinnedOpt func(*BinnedScale)

+ func BinnedBins(n int) BinnedOpt

+ func BinnedBreaks(edges []float64) BinnedOpt

+ func BinnedMethod(m string) BinnedOpt

+ type BinnedScale struct

+ func (s *BinnedScale) Bounds() (float64, float64)

+ func (s *BinnedScale) Format(v float64) string

+ func (s *BinnedScale) Inverse(v float64) float64

+ func (s *BinnedScale) Map(v float64) float64

+ func (s *BinnedScale) SetBounds(mn, mx float64)

+ func (s *BinnedScale) String() string

+ func (s *BinnedScale) Ticks(_ int) []float64

+ func (s *BinnedScale) Train(col dataset.AnyColumn) error

+ type DateTimeScale struct

+ func (s *DateTimeScale) Bounds() (float64, float64)

+ func (s *DateTimeScale) Format(v float64) string

+ func (s *DateTimeScale) Inverse(v float64) float64

+ func (s *DateTimeScale) Map(v float64) float64

+ func (s *DateTimeScale) SetBounds(mn, mx float64)

+ func (s *DateTimeScale) String() string

+ func (s *DateTimeScale) Ticks(n int) []float64

+ func (s *DateTimeScale) Train(col dataset.AnyColumn) error

+ type DateUnit int

+ const DateUnitDay

+ const DateUnitHour

+ const DateUnitMinute

+ const DateUnitMonth

+ const DateUnitSecond

+ const DateUnitWeek

+ const DateUnitYear

+ type OOBPolicy int

+ const OOBCensor

+ const OOBKeep

+ const OOBSquish

type Opt

+ func WithBinBreaks(edges []float64) Opt

+ func WithBins(n int) Opt

+ func WithOOB(policy OOBPolicy) Opt

type Scale

+ func NewBinned(opts ...BinnedOpt) Scale

+ func NewDateTime() Scale

+ func NewDateTimeIn(loc *time.Location) Scale

type Type

+ const Binned

+ const DateTime

v0.0.5

May 21, 2026

v0.0.4

May 14, 2026

v0.0.2

May 11, 2026

Changes in this version

+ var ErrInvalidBreak = errors.New("scale: invalid break value")

+ var ErrUnsupportedScale = errors.New("scale: unsupported scale type")

+ type ConfiguredScale struct

+ func (c *ConfiguredScale) Bounds() (float64, float64)

+ func (c *ConfiguredScale) Expand() (mult, add float64)

+ func (c *ConfiguredScale) Format(v float64) string

+ func (c *ConfiguredScale) HasExpand() bool

+ func (c *ConfiguredScale) Inner() Scale

+ func (c *ConfiguredScale) Inverse(v float64) float64

+ func (c *ConfiguredScale) Map(v float64) float64

+ func (c *ConfiguredScale) MinorTicks() []float64

+ func (c *ConfiguredScale) SetBounds(mn, mx float64)

+ func (c *ConfiguredScale) String() string

+ func (c *ConfiguredScale) Ticks(n int) []float64

+ func (c *ConfiguredScale) Train(col dataset.AnyColumn) error

+ type Expander interface

+ Expand func() (mult, add float64)

+ HasExpand func() bool

+ type MinorTicker interface

+ MinorTicks func() []float64

+ type Opt func(*ConfiguredScale)

+ func WithBreaks(breaks []float64) Opt

+ func WithClipBounds(lo, hi float64) Opt

+ func WithExpand(mult, add float64) Opt

+ func WithFormatter(fn func(float64) string) Opt

+ func WithLabels(labels []string) Opt

+ func WithMinorBreaks(breaks []float64) Opt

type Scale

+ func Configure(inner Scale, opts ...Opt) Scale

v0.0.1

Apr 30, 2026

Changes in this version

+ var Q = []float64

+ func FormatNumber(v float64) string

+ func NiceSequence(lo, hi float64, n int) []float64

+ type BoundsSetter interface

+ SetBounds func(mn, mx float64)

+ type DiscreteScale struct

+ func Discrete() *DiscreteScale

+ func (s *DiscreteScale) Bounds() (float64, float64)

+ func (s *DiscreteScale) Categories() []string

+ func (s *DiscreteScale) Format(v float64) string

+ func (s *DiscreteScale) Inverse(v float64) float64

+ func (s *DiscreteScale) Map(v float64) float64

+ func (s *DiscreteScale) MapCategory(label string) float64

+ func (s *DiscreteScale) SetBounds(mn, mx float64)

+ func (s *DiscreteScale) String() string

+ func (s *DiscreteScale) Ticks(n int) []float64

+ func (s *DiscreteScale) Train(col dataset.AnyColumn) error

+ func (s *DiscreteScale) TrainValues(labels []string)

+ type LinearScale struct

+ func (s *LinearScale) Bounds() (float64, float64)

+ func (s *LinearScale) Format(v float64) string

+ func (s *LinearScale) Inverse(v float64) float64

+ func (s *LinearScale) Map(v float64) float64

+ func (s *LinearScale) SetBounds(mn, mx float64)

+ func (s *LinearScale) String() string

+ func (s *LinearScale) Ticks(n int) []float64

+ func (s *LinearScale) Train(col dataset.AnyColumn) error

+ type Manager struct

+ func NewManager() *Manager

+ func (m *Manager) Get(channel string) Scale

+ func (m *Manager) Set(channel string, s Scale)

+ type Scale interface

+ Bounds func() (float64, float64)

+ Format func(v float64) string

+ Inverse func(v float64) float64

+ Map func(v float64) float64

+ String func() string

+ Ticks func(n int) []float64

+ Train func(col dataset.AnyColumn) error

+ func NewLinear() Scale

+ func NewLog10() Scale

+ func NewReverse() Scale

+ func NewSqrt() Scale

+ func Resolve(t Type) (Scale, error)

+ type Type string

+ const Linear

+ const Log10

+ const Reverse

+ const Sqrt

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