figma.d.ts

// Global variable with Figma's plugin API.
declare const figma: PluginAPI
declare const __html__: string

interface PluginAPI {
  readonly apiVersion: "1.0.0"
  readonly command: string
  readonly root: DocumentNode
  readonly viewport: ViewportAPI
  closePlugin(message?: string): void
  notify(message?: string): void

  showUI(html: string, options?: ShowUIOptions): void
  readonly ui: UIAPI

  readonly clientStorage: ClientStorageAPI

  getNodeById(id: string): BaseNode | null
  getStyleById(id: string): BaseStyle | null

  currentPage: PageNode

  readonly mixed: symbol

  createRectangle(): RectangleNode
  createLine(): LineNode
  createEllipse(): EllipseNode
  createPolygon(): PolygonNode
  createStar(): StarNode
  createVector(): VectorNode
  createText(): TextNode
  createBooleanOperation(): BooleanOperationNode
  createFrame(): FrameNode
  createComponent(): ComponentNode
  createPage(): PageNode
  createSlice(): SliceNode

  createPaintStyle(): PaintStyle
  createTextStyle(): TextStyle
  createEffectStyle(): EffectStyle
  createGridStyle(): GridStyle

  importComponentByKeyAsync(key: string): Promise<ComponentNode>
  importStyleByKeyAsync(key: string): Promise<BaseStyle>

  listAvailableFontsAsync(): Promise<Font[]>
  loadFontAsync(fontName: FontName): Promise<void>
  readonly hasMissingFont: boolean

  createNodeFromSvg(svg: string): FrameNode

  createImage(data: Uint8Array): Image
  getImageByHash(hash: string): Image

  group(nodes: ReadonlyArray<BaseNode>, parent: BaseNode & ChildrenMixin, index?: number): FrameNode
  flatten(nodes: ReadonlyArray<BaseNode>, parent?: BaseNode & ChildrenMixin, index?: number): VectorNode
}

interface ClientStorageAPI {
  getAsync(key: string): Promise<any | undefined>
  setAsync(key: string, value: any): Promise<void>
}

type ShowUIOptions = {
  visible?: boolean,
  width?: number,
  height?: number,
}

type UIPostMessageOptions = {
  targetOrigin?: string,
}

type OnMessageProperties = {
  sourceOrigin: string,
}

interface UIAPI {
  show(): void
  hide(): void
  resize(width: number, height: number): void
  close(): void

  postMessage(pluginMessage: any, options?: UIPostMessageOptions): void
  onmessage: ((pluginMessage: any, props: OnMessageProperties) => void) | undefined
}

interface ViewportAPI {
  center: { x: number, y: number }
  zoom: number
  scrollAndZoomIntoView(nodes: ReadonlyArray<BaseNode>)
}

////////////////////////////////////////////////////////////////////////////////
// Datatypes

type Transform = [
  [number, number, number],
  [number, number, number]
]

interface Vector {
  readonly x: number
  readonly y: number
}

interface RGB {
  readonly r: number
  readonly g: number
  readonly b: number
}

interface RGBA {
  readonly r: number
  readonly g: number
  readonly b: number
  readonly a: number
}

interface FontName {
  readonly family: string
  readonly style: string
}

type TextCase = "ORIGINAL" | "UPPER" | "LOWER" | "TITLE"

type TextDecoration = "NONE" | "UNDERLINE" | "STRIKETHROUGH"

interface ArcData {
  readonly startingAngle: number
  readonly endingAngle: number
  readonly innerRadius: number
}

interface ShadowEffect {
  readonly type: "DROP_SHADOW" | "INNER_SHADOW"
  readonly color: RGBA
  readonly offset: Vector
  readonly radius: number
  readonly visible: boolean
  readonly blendMode: BlendMode
}

interface BlurEffect {
  readonly type: "LAYER_BLUR" | "BACKGROUND_BLUR"
  readonly radius: number
  readonly visible: boolean
}

type Effect = ShadowEffect | BlurEffect

type ConstraintType = "MIN" | "CENTER" | "MAX" | "STRETCH" | "SCALE"

interface Constraints {
  readonly horizontal: ConstraintType
  readonly vertical: ConstraintType
}

interface ColorStop {
  readonly position: number
  readonly color: RGBA
}

interface ImageFilters {
  exposure?: number
  contrast?: number
  saturation?: number
  temperature?: number
  tint?: number
  highlights?: number
  shadows?: number
}

interface SolidPaint {
  readonly type: "SOLID"
  readonly color: RGB

  readonly visible?: boolean
  readonly opacity?: number
  readonly blendMode?: BlendMode
}

interface GradientPaint {
  readonly type: "GRADIENT_LINEAR" | "GRADIENT_RADIAL" | "GRADIENT_ANGULAR" | "GRADIENT_DIAMOND"
  readonly gradientTransform: Transform
  readonly gradientStops: ReadonlyArray<ColorStop>

  readonly visible?: boolean
  readonly opacity?: number
  readonly blendMode?: BlendMode
}

interface ImagePaint {
  readonly type: "IMAGE"
  readonly scaleMode: "FILL" | "FIT" | "CROP" | "TILE"
  readonly imageHash: string | null
  readonly imageTransform?: Transform // setting for "CROP"
  readonly scalingFactor?: number // setting for "TILE"
  readonly filters?: ImageFilters

  readonly visible?: boolean
  readonly opacity?: number
  readonly blendMode?: BlendMode
}

type Paint = SolidPaint | GradientPaint | ImagePaint

interface Guide {
  readonly axis: "X" | "Y"
  readonly offset: number
}

interface RowsColsLayoutGrid {
  readonly pattern: "ROWS" | "COLUMNS"
  readonly alignment: "MIN" | "MAX" | "STRETCH" | "CENTER"
  readonly gutterSize: number

  readonly count: number        // Infinity when "Auto" is set in the UI
  readonly sectionSize?: number // Not set for alignment: "STRETCH"
  readonly offset?: number      // Not set for alignment: "CENTER"

  readonly visible?: boolean
  readonly color?: RGBA
}

interface GridLayoutGrid {
  readonly pattern: "GRID"
  readonly sectionSize: number

  readonly visible?: boolean
  readonly color?: RGBA
}

type LayoutGrid = RowsColsLayoutGrid | GridLayoutGrid

interface ExportSettingsConstraints {
  type: "SCALE" | "WIDTH" | "HEIGHT"
  value: number
}

interface ExportSettingsImage {
  format: "JPG" | "PNG"
  contentsOnly?: boolean    // defaults to true
  suffix?: string
  constraint?: ExportSettingsConstraints
}

interface ExportSettingsSVG {
  format: "SVG"
  contentsOnly?: boolean    // defaults to true
  suffix?: string
  svgOutlineText?: boolean  // defaults to true
  svgIdAttribute?: boolean  // defaults to false
  svgSimplifyStroke?: boolean // defaults to true
}

interface ExportSettingsPDF {
  format: "PDF"
  contentsOnly?: boolean    // defaults to true
  suffix?: string
}

type ExportSettings = ExportSettingsImage | ExportSettingsSVG | ExportSettingsPDF

type WindingRule = "NONZERO" | "EVENODD"

interface VectorVertex {
  readonly x: number
  readonly y: number
  readonly strokeCap?: StrokeCap
  readonly strokeJoin?: StrokeJoin
  readonly cornerRadius?: number
  readonly handleMirroring?: HandleMirroring
}

interface VectorSegment {
  readonly start: number
  readonly end: number
  readonly tangentStart?: Vector  // Defaults to { x: 0, y: 0 }
  readonly tangentEnd?: Vector  // Defaults to { x: 0, y: 0 }
}

interface VectorRegion {
  readonly windingRule: WindingRule
  readonly loops: ReadonlyArray<ReadonlyArray<number>>
}

interface VectorNetwork {
  readonly vertices: ReadonlyArray<VectorVertex>
  readonly segments: ReadonlyArray<VectorSegment>
  readonly regions?: ReadonlyArray<VectorRegion> // Defaults to []
}

interface VectorPath {
  readonly windingRule: WindingRule | "NONE"
  readonly data: string
}

type VectorPaths = ReadonlyArray<VectorPath>

type LetterSpacing = {
  readonly value: number
  readonly unit: "PIXELS" | "PERCENT"
}

type LineHeight = {
  readonly value: number
  readonly unit: "PIXELS" | "PERCENT"
} | {
  readonly unit: "AUTO"
}

type BlendMode =
  "PASS_THROUGH" |
  "NORMAL" |
  "DARKEN" |
  "MULTIPLY" |
  "LINEAR_BURN" |
  "COLOR_BURN" |
  "LIGHTEN" |
  "SCREEN" |
  "LINEAR_DODGE" |
  "COLOR_DODGE" |
  "OVERLAY" |
  "SOFT_LIGHT" |
  "HARD_LIGHT" |
  "DIFFERENCE" |
  "EXCLUSION" |
  "HUE" |
  "SATURATION" |
  "COLOR" |
  "LUMINOSITY"

interface Font {
  fontName: FontName
}

////////////////////////////////////////////////////////////////////////////////
// Mixins

interface BaseNodeMixin {
  readonly id: string
  readonly parent: (BaseNode & ChildrenMixin) | null
  name: string // Note: setting this also sets \`autoRename\` to false on TextNodes
  readonly removed: boolean
  toString(): string
  remove(): void

  getPluginData(key: string): string
  setPluginData(key: string, value: string): void

  // Namespace is a string that must be at least 3 alphanumeric characters, and should
  // be a name related to your plugin. Other plugins will be able to read this data.
  getSharedPluginData(namespace: string, key: string): string
  setSharedPluginData(namespace: string, key: string, value: string): void
}

interface SceneNodeMixin {
  visible: boolean
  locked: boolean
}

interface ChildrenMixin {
  readonly children: ReadonlyArray<BaseNode>

  appendChild(child: BaseNode): void
  insertChild(index: number, child: BaseNode): void

  findAll(callback?: (node: BaseNode) => boolean): ReadonlyArray<BaseNode>
  findOne(callback: (node: BaseNode) => boolean): BaseNode | null
}

interface ConstraintMixin {
  constraints: Constraints
}

interface LayoutMixin {
  readonly absoluteTransform: Transform
  relativeTransform: Transform
  x: number
  y: number
  rotation: number // In degrees

  readonly width: number
  readonly height: number

  resize(width: number, height: number): void
  resizeWithoutConstraints(width: number, height: number): void
}

interface BlendMixin {
  opacity: number
  blendMode: BlendMode
  isMask: boolean
  effects: ReadonlyArray<Effect>
  effectStyleId: string
}

interface FrameMixin {
  backgrounds: ReadonlyArray<Paint>
  layoutGrids: ReadonlyArray<LayoutGrid>
  clipsContent: boolean
  guides: ReadonlyArray<Guide>
  gridStyleId: string
  backgroundStyleId: string
}

type StrokeCap = "NONE" | "ROUND" | "SQUARE" | "ARROW_LINES" | "ARROW_EQUILATERAL"
type StrokeJoin = "MITER" | "BEVEL" | "ROUND"
type HandleMirroring = "NONE" | "ANGLE" | "ANGLE_AND_LENGTH"

interface GeometryMixin {
  fills: ReadonlyArray<Paint> | symbol
  strokes: ReadonlyArray<Paint>
  strokeWeight: number
  strokeAlign: "CENTER" | "INSIDE" | "OUTSIDE"
  strokeCap: StrokeCap | symbol
  strokeJoin: StrokeJoin | symbol
  dashPattern: ReadonlyArray<number>
  fillStyleId: string | symbol
  strokeStyleId: string
}

interface CornerMixin {
  cornerRadius: number | symbol
  cornerSmoothing: number
}

interface ExportMixin {
  exportSettings: ExportSettings[]
  exportAsync(settings?: ExportSettings): Promise<Uint8Array> // Defaults to PNG format
}

interface DefaultShapeMixin extends
  BaseNodeMixin, SceneNodeMixin,
  BlendMixin, GeometryMixin, LayoutMixin, ExportMixin {
}

interface DefaultContainerMixin extends
  BaseNodeMixin, SceneNodeMixin,
  ChildrenMixin, FrameMixin,
  BlendMixin, ConstraintMixin, LayoutMixin, ExportMixin {
}

////////////////////////////////////////////////////////////////////////////////
// Nodes

interface DocumentNode extends BaseNodeMixin, ChildrenMixin {
  readonly type: "DOCUMENT"
}

interface PageNode extends BaseNodeMixin, ChildrenMixin, ExportMixin {
  readonly type: "PAGE"
  clone(): PageNode

  guides: ReadonlyArray<Guide>
  selection: ReadonlyArray<SceneNode>
}

interface FrameNode extends DefaultContainerMixin {
  readonly type: "FRAME" | "GROUP"
  clone(): FrameNode
}

interface SliceNode extends BaseNodeMixin, SceneNodeMixin, LayoutMixin, ExportMixin {
  readonly type: "SLICE"
  clone(): SliceNode
}

interface RectangleNode extends DefaultShapeMixin, ConstraintMixin, CornerMixin {
  readonly type: "RECTANGLE"
  clone(): RectangleNode
  topLeftRadius: number
  topRightRadius: number
  bottomLeftRadius: number
  bottomRightRadius: number
}

interface LineNode extends DefaultShapeMixin, ConstraintMixin {
  readonly type: "LINE"
  clone(): LineNode
}

interface EllipseNode extends DefaultShapeMixin, ConstraintMixin, CornerMixin {
  readonly type: "ELLIPSE"
  clone(): EllipseNode
  arcData: ArcData
}

interface PolygonNode extends DefaultShapeMixin, ConstraintMixin, CornerMixin {
  readonly type: "POLYGON"
  clone(): PolygonNode
  pointCount: number
}

interface StarNode extends DefaultShapeMixin, ConstraintMixin, CornerMixin {
  readonly type: "STAR"
  clone(): StarNode
  pointCount: number
  innerRadius: number
}

interface VectorNode extends DefaultShapeMixin, ConstraintMixin, CornerMixin {
  readonly type: "VECTOR"
  clone(): VectorNode
  vectorNetwork: VectorNetwork
  vectorPaths: VectorPaths
  handleMirroring: HandleMirroring | symbol
}

interface TextNode extends DefaultShapeMixin, ConstraintMixin {
  readonly type: "TEXT"
  clone(): TextNode
  characters: string
  readonly hasMissingFont: boolean
  textAlignHorizontal: "LEFT" | "CENTER" | "RIGHT" | "JUSTIFIED"
  textAlignVertical: "TOP" | "CENTER" | "BOTTOM"
  textAutoResize: "NONE" | "WIDTH_AND_HEIGHT" | "HEIGHT"
  paragraphIndent: number
  paragraphSpacing: number
  autoRename: boolean

  textStyleId: string | symbol
  fontSize: number | symbol
  fontName: FontName | symbol
  textCase: TextCase | symbol
  textDecoration: TextDecoration | symbol
  letterSpacing: LetterSpacing | symbol
  lineHeight: LineHeight | symbol

  getRangeFontSize(start: number, end: number): number | symbol
  setRangeFontSize(start: number, end: number, value: number): void
  getRangeFontName(start: number, end: number): FontName | symbol
  setRangeFontName(start: number, end: number, value: FontName): void
  getRangeTextCase(start: number, end: number): TextCase | symbol
  setRangeTextCase(start: number, end: number, value: TextCase): void
  getRangeTextDecoration(start: number, end: number): TextDecoration | symbol
  setRangeTextDecoration(start: number, end: number, value: TextDecoration): void
  getRangeLetterSpacing(start: number, end: number): LetterSpacing | symbol
  setRangeLetterSpacing(start: number, end: number, value: LetterSpacing): void
  getRangeLineHeight(start: number, end: number): LineHeight | symbol
  setRangeLineHeight(start: number, end: number, value: LineHeight): void
  getRangeFills(start: number, end: number): Paint[] | symbol
  setRangeFills(start: number, end: number, value: Paint[]): void
  getRangeTextStyleId(start: number, end: number): string | symbol
  setRangeTextStyleId(start: number, end: number, value: string): void
  getRangeFillStyleId(start: number, end: number): string | symbol
  setRangeFillStyleId(start: number, end: number, value: string): void
}

interface ComponentNode extends DefaultContainerMixin {
  readonly type: "COMPONENT"
  clone(): ComponentNode

  createInstance(): InstanceNode
  description: string
  readonly remote: boolean
  readonly key: string // The key to use with "importComponentByKeyAsync"
}

interface InstanceNode extends DefaultContainerMixin  {
  readonly type: "INSTANCE"
  clone(): InstanceNode
  masterComponent: ComponentNode
}

interface BooleanOperationNode extends DefaultShapeMixin, ChildrenMixin, CornerMixin {
  readonly type: "BOOLEAN_OPERATION"
  clone(): BooleanOperationNode
  booleanOperation: "UNION" | "INTERSECT" | "SUBTRACT" | "EXCLUDE"
}

type BaseNode =
  DocumentNode |
  PageNode |
  SceneNode

type SceneNode =
  SliceNode |
  FrameNode |
  ComponentNode |
  InstanceNode |
  BooleanOperationNode |
  VectorNode |
  StarNode |
  LineNode |
  EllipseNode |
  PolygonNode |
  RectangleNode |
  TextNode

type NodeType =
  "DOCUMENT" |
  "PAGE" |
  "SLICE" |
  "FRAME" |
  "GROUP" |
  "COMPONENT" |
  "INSTANCE" |
  "BOOLEAN_OPERATION" |
  "VECTOR" |
  "STAR" |
  "LINE" |
  "ELLIPSE" |
  "POLYGON" |
  "RECTANGLE" |
  "TEXT"

////////////////////////////////////////////////////////////////////////////////
// Styles
type StyleType = "PAINT" | "TEXT" | "EFFECT" | "GRID"

interface BaseStyle {
  readonly id: string
  readonly type: StyleType
  name: string
  description: string
  remote: boolean
  readonly key: string // The key to use with "importStyleByKeyAsync"
  remove(): void
}

interface PaintStyle extends BaseStyle {
  type: "PAINT"
  paints: ReadonlyArray<Paint>
}

interface TextStyle extends BaseStyle {
  type: "TEXT"
  fontSize: number
  textDecoration: TextDecoration
  fontName: FontName
  letterSpacing: LetterSpacing
  lineHeight: LineHeight
  paragraphIndent: number
  paragraphSpacing: number
  textCase: TextCase
}

interface EffectStyle extends BaseStyle {
  type: "EFFECT"
  effects: ReadonlyArray<Effect>
}

interface GridStyle extends BaseStyle {
  type: "GRID"
  layoutGrids: ReadonlyArray<LayoutGrid>
}

////////////////////////////////////////////////////////////////////////////////
// Other

interface Image {
  readonly hash: string
  getBytesAsync(): Promise<Uint8Array>
}