d2themes

package
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 Go to latest Published: Aug 24, 2026 License: MPL-2.0 Imports: 4 Imported by: 0

README

d2themes

d2themes defines themes for D2. You can add a new one in ./d2themescatalog, give a unique ID, and specify it in the CLI or library to see it.

For example, to use the "Shirley temple" theme, which has an ID of 102:

d2 --theme 102 in.d2 out.svg

Run d2 --help or man d2 for more.

Themes overview

Color coding guide

To distinguish container nesting, objects get progressively lighter the more nested it is.

Color coding example

Documentation

Overview

d2themes defines themes to make d2 diagrams pretty Color codes: darkest (N1) -> lightest (N7)

Index

Constants

This section is empty.

Variables

View Source 
var CoolNeutral = Neutral{
	N1: "#0A0F25",
	N2: "#676C7E",
	N3: "#9499AB",
	N4: "#CFD2DD",
	N5: "#DEE1EB",
	N6: "#EEF1F8",
	N7: "#FFFFFF",
}
View Source 
var DarkMauveNeutral = Neutral{
	N1: "#CDD6F4",
	N2: "#BAC2DE",
	N3: "#A6ADC8",
	N4: "#585B70",
	N5: "#45475A",
	N6: "#313244",
	N7: "#1E1E2E",
}
View Source 
var DarkNeutral = Neutral{
	N1: "#F4F6FA",
	N2: "#BBBEC9",
	N3: "#868A96",
	N4: "#676D7D",
	N5: "#3A3D49",
	N6: "#191C28",
	N7: "#000410",
}
View Source 
var WarmNeutral = Neutral{
	N1: "#170206",
	N2: "#535152",
	N3: "#787777",
	N4: "#CCCACA",
	N5: "#DFDCDC",
	N6: "#ECEBEB",
	N7: "#FFFFFF",
}

Functions

func ResolveThemeColor 

func ResolveThemeColor(theme Theme, code string) string

func ShapeTheme 

func ShapeTheme(shape d2target.Shape) (fill, stroke string)

Types

type ColorPalette 

type ColorPalette struct {
	Neutrals Neutral `json:"neutrals"`

	// Base Colors: used for containers
	B1 string `json:"b1"`
	B2 string `json:"b2"`
	B3 string `json:"b3"`
	B4 string `json:"b4"`
	B5 string `json:"b5"`
	B6 string `json:"b6"`

	// Alternative colors A
	AA2 string `json:"aa2"`
	AA4 string `json:"aa4"`
	AA5 string `json:"aa5"`

	// Alternative colors B
	AB4 string `json:"ab4"`
	AB5 string `json:"ab5"`
}

type Neutral 

type Neutral struct {
	N1 string `json:"n1"`
	N2 string `json:"n2"`
	N3 string `json:"n3"`
	N4 string `json:"n4"`
	N5 string `json:"n5"`
	N6 string `json:"n6"`
	N7 string `json:"n7"`
}

type PatternOverlay deprecated 

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

PatternOverlay renders a legacy pattern overlay for a themable element.

Deprecated: PatternOverlay is no longer used by D2 and will be removed after one compatibility release. There is no replacement.

func NewPatternOverlay deprecated 

func NewPatternOverlay(el *ThemableElement, pattern string) *PatternOverlay

NewPatternOverlay returns a legacy pattern overlay.

Deprecated: PatternOverlay is no longer used by D2 and will be removed after one compatibility release. There is no replacement.

func (*PatternOverlay) Render deprecated 

func (o *PatternOverlay) Render() (string, error)

Render renders the legacy pattern overlay.

Deprecated: PatternOverlay is no longer used by D2 and will be removed after one compatibility release. There is no replacement.

type SpecialRules 

type SpecialRules struct {
	Mono                       bool `json:"mono"`
	NoCornerRadius             bool `json:"noCornerRadius"`
	OuterContainerDoubleBorder bool `json:"outerContainerDoubleBorder"`
	ContainerDots              bool `json:"containerDots"`
	CapsLock                   bool `json:"capsLock"`
	C4                         bool `json:"c4"`

	AllPaper bool `json:"allPaper"`
}

type ThemableElement 

type ThemableElement struct {
	X      float64
	X1     float64
	X2     float64
	Y      float64
	Y1     float64
	Y2     float64
	Width  float64
	Height float64
	R      float64
	Rx     float64
	Ry     float64
	Cx     float64
	Cy     float64

	D         string
	Mask      string
	Points    string
	Transform string
	Href      string
	Xmlns     string

	Fill            string
	Stroke          string
	StrokeDashArray string
	BackgroundColor string
	Color           string

	ClassName  string
	Style      string
	Attributes string

	Content  string
	ClipPath string

	FillPattern string
	// contains filtered or unexported fields
}

ThemableElement is a helper class for creating new XML elements. This should be preferred over formatting and must be used whenever Fill, Stroke, BackgroundColor or Color contains a color from a theme. i.e. N[1-7] | B[1-6] | AA[245] | AB[45]

func NewThemableElement 

func NewThemableElement(tag string, inlineTheme *Theme) *ThemableElement

func (*ThemableElement) Copy 

func (el *ThemableElement) Copy() *ThemableElement

func (*ThemableElement) Render 

func (el *ThemableElement) Render() string

func (*ThemableElement) SetMaskUrl 

func (el *ThemableElement) SetMaskUrl(url string)

func (*ThemableElement) SetTranslate 

func (el *ThemableElement) SetTranslate(x, y float64)

type ThemableSketchOverlay 

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

func NewThemableSketchOverlay 

func NewThemableSketchOverlay(el *ThemableElement, fill string) *ThemableSketchOverlay

func (*ThemableSketchOverlay) Render 

func (o *ThemableSketchOverlay) Render() (string, error)

TODO we can just call el.Copy() to prevent that WARNING: Do not reuse the element afterwards as this function changes the Class property

type Theme 

type Theme struct {
	ID     int64        `json:"id"`
	Name   string       `json:"name"`
	Colors ColorPalette `json:"colors"`

	SpecialRules SpecialRules `json:"specialRules,omitempty"`
}

func (*Theme) ApplyOverrides 

func (t *Theme) ApplyOverrides(overrides *d2target.ThemeOverrides)

func (*Theme) IsDark 

func (t *Theme) IsDark() bool

Source Files

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Directories

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