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# Copyright 2017 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
#
# Contributing to Chrome DevTools Protocol: https://goo.gle/devtools-contribution-guide-cdp
# This domain provides various functionality related to drawing atop the inspected page.
experimental domain Overlay
depends on DOM
depends on Page
depends on Runtime
# Configuration data for drawing the source order of an elements children.
type SourceOrderConfig extends object
properties
# the color to outline the given element in.
DOM.RGBA parentOutlineColor
# the color to outline the child elements in.
DOM.RGBA childOutlineColor
# Configuration data for the highlighting of Grid elements.
type GridHighlightConfig extends object
properties
# Whether the extension lines from grid cells to the rulers should be shown (default: false).
optional boolean showGridExtensionLines
# Show Positive line number labels (default: false).
optional boolean showPositiveLineNumbers
# Show Negative line number labels (default: false).
optional boolean showNegativeLineNumbers
# Show area name labels (default: false).
optional boolean showAreaNames
# Show line name labels (default: false).
optional boolean showLineNames
# Show track size labels (default: false).
optional boolean showTrackSizes
# The grid container border highlight color (default: transparent).
optional DOM.RGBA gridBorderColor
# The cell border color (default: transparent). Deprecated, please use rowLineColor and columnLineColor instead.
deprecated optional DOM.RGBA cellBorderColor
# The row line color (default: transparent).
optional DOM.RGBA rowLineColor
# The column line color (default: transparent).
optional DOM.RGBA columnLineColor
# Whether the grid border is dashed (default: false).
optional boolean gridBorderDash
# Whether the cell border is dashed (default: false). Deprecated, please us rowLineDash and columnLineDash instead.
deprecated optional boolean cellBorderDash
# Whether row lines are dashed (default: false).
optional boolean rowLineDash
# Whether column lines are dashed (default: false).
optional boolean columnLineDash
# The row gap highlight fill color (default: transparent).
optional DOM.RGBA rowGapColor
# The row gap hatching fill color (default: transparent).
optional DOM.RGBA rowHatchColor
# The column gap highlight fill color (default: transparent).
optional DOM.RGBA columnGapColor
# The column gap hatching fill color (default: transparent).
optional DOM.RGBA columnHatchColor
# The named grid areas border color (Default: transparent).
optional DOM.RGBA areaBorderColor
# The grid container background color (Default: transparent).
optional DOM.RGBA gridBackgroundColor
# Configuration data for the highlighting of Flex container elements.
type FlexContainerHighlightConfig extends object
properties
# The style of the container border
optional LineStyle containerBorder
# The style of the separator between lines
optional LineStyle lineSeparator
# The style of the separator between items
optional LineStyle itemSeparator
# Style of content-distribution space on the main axis (justify-content).
optional BoxStyle mainDistributedSpace
# Style of content-distribution space on the cross axis (align-content).
optional BoxStyle crossDistributedSpace
# Style of empty space caused by row gaps (gap/row-gap).
optional BoxStyle rowGapSpace
# Style of empty space caused by columns gaps (gap/column-gap).
optional BoxStyle columnGapSpace
# Style of the self-alignment line (align-items).
optional LineStyle crossAlignment
# Configuration data for the highlighting of Flex item elements.
type FlexItemHighlightConfig extends object
properties
# Style of the box representing the item's base size
optional BoxStyle baseSizeBox
# Style of the border around the box representing the item's base size
optional LineStyle baseSizeBorder
# Style of the arrow representing if the item grew or shrank
optional LineStyle flexibilityArrow
# Style information for drawing a line.
type LineStyle extends object
properties
# The color of the line (default: transparent)
optional DOM.RGBA color
# The line pattern (default: solid)
optional enum pattern
dashed
dotted
# Style information for drawing a box.
type BoxStyle extends object
properties
# The background color for the box (default: transparent)
optional DOM.RGBA fillColor
# The hatching color for the box (default: transparent)
optional DOM.RGBA hatchColor
type ContrastAlgorithm extends string
enum
aa
aaa
apca
# Configuration data for the highlighting of page elements.
type HighlightConfig extends object
properties
# Whether the node info tooltip should be shown (default: false).
optional boolean showInfo
# Whether the node styles in the tooltip (default: false).
optional boolean showStyles
# Whether the rulers should be shown (default: false).
optional boolean showRulers
# Whether the a11y info should be shown (default: true).
optional boolean showAccessibilityInfo
# Whether the extension lines from node to the rulers should be shown (default: false).
optional boolean showExtensionLines
# The content box highlight fill color (default: transparent).
optional DOM.RGBA contentColor
# The padding highlight fill color (default: transparent).
optional DOM.RGBA paddingColor
# The border highlight fill color (default: transparent).
optional DOM.RGBA borderColor
# The margin highlight fill color (default: transparent).
optional DOM.RGBA marginColor
# The event target element highlight fill color (default: transparent).
optional DOM.RGBA eventTargetColor
# The shape outside fill color (default: transparent).
optional DOM.RGBA shapeColor
# The shape margin fill color (default: transparent).
optional DOM.RGBA shapeMarginColor
# The grid layout color (default: transparent).
optional DOM.RGBA cssGridColor
# The color format used to format color styles (default: hex).
optional ColorFormat colorFormat
# The grid layout highlight configuration (default: all transparent).
optional GridHighlightConfig gridHighlightConfig
# The flex container highlight configuration (default: all transparent).
optional FlexContainerHighlightConfig flexContainerHighlightConfig
# The flex item highlight configuration (default: all transparent).
optional FlexItemHighlightConfig flexItemHighlightConfig
# The contrast algorithm to use for the contrast ratio (default: aa).
optional ContrastAlgorithm contrastAlgorithm
# The container query container highlight configuration (default: all transparent).
optional ContainerQueryContainerHighlightConfig containerQueryContainerHighlightConfig
type ColorFormat extends string
enum
rgb
hsl
hwb
hex
# Configurations for Persistent Grid Highlight
type GridNodeHighlightConfig extends object
properties
# A descriptor for the highlight appearance.
GridHighlightConfig gridHighlightConfig
# Identifier of the node to highlight.
DOM.NodeId nodeId
type FlexNodeHighlightConfig extends object
properties
# A descriptor for the highlight appearance of flex containers.
FlexContainerHighlightConfig flexContainerHighlightConfig
# Identifier of the node to highlight.
DOM.NodeId nodeId
type ScrollSnapContainerHighlightConfig extends object
properties
# The style of the snapport border (default: transparent)
optional LineStyle snapportBorder
# The style of the snap area border (default: transparent)
optional LineStyle snapAreaBorder
# The margin highlight fill color (default: transparent).
optional DOM.RGBA scrollMarginColor
# The padding highlight fill color (default: transparent).
optional DOM.RGBA scrollPaddingColor
type ScrollSnapHighlightConfig extends object
properties
# A descriptor for the highlight appearance of scroll snap containers.
ScrollSnapContainerHighlightConfig scrollSnapContainerHighlightConfig
# Identifier of the node to highlight.
DOM.NodeId nodeId
# Configuration for dual screen hinge
type HingeConfig extends object
properties
# A rectangle represent hinge
DOM.Rect rect
# The content box highlight fill color (default: a dark color).
optional DOM.RGBA contentColor
# The content box highlight outline color (default: transparent).
optional DOM.RGBA outlineColor
# Configuration for Window Controls Overlay
type WindowControlsOverlayConfig extends object
properties
# Whether the title bar CSS should be shown when emulating the Window Controls Overlay.
boolean showCSS
# Selected platforms to show the overlay.
string selectedPlatform
# The theme color defined in app manifest.
string themeColor
type ContainerQueryHighlightConfig extends object
properties
# A descriptor for the highlight appearance of container query containers.
ContainerQueryContainerHighlightConfig containerQueryContainerHighlightConfig
# Identifier of the container node to highlight.
DOM.NodeId nodeId
type ContainerQueryContainerHighlightConfig extends object
properties
# The style of the container border.
optional LineStyle containerBorder
# The style of the descendants' borders.
optional LineStyle descendantBorder
type IsolatedElementHighlightConfig extends object
properties
# A descriptor for the highlight appearance of an element in isolation mode.
IsolationModeHighlightConfig isolationModeHighlightConfig
# Identifier of the isolated element to highlight.
DOM.NodeId nodeId
type IsolationModeHighlightConfig extends object
properties
# The fill color of the resizers (default: transparent).
optional DOM.RGBA resizerColor
# The fill color for resizer handles (default: transparent).
optional DOM.RGBA resizerHandleColor
# The fill color for the mask covering non-isolated elements (default: transparent).
optional DOM.RGBA maskColor
type InspectMode extends string
enum
searchForNode
searchForUAShadowDOM
captureAreaScreenshot
none
# Disables domain notifications.
command disable
# Enables domain notifications.
command enable
# For testing.
command getHighlightObjectForTest
parameters
# Id of the node to get highlight object for.
DOM.NodeId nodeId
# Whether to include distance info.
optional boolean includeDistance
# Whether to include style info.
optional boolean includeStyle
# The color format to get config with (default: hex).
optional ColorFormat colorFormat
# Whether to show accessibility info (default: true).
optional boolean showAccessibilityInfo
returns
# Highlight data for the node.
object highlight
# For Persistent Grid testing.
command getGridHighlightObjectsForTest
parameters
# Ids of the node to get highlight object for.
array of DOM.NodeId nodeIds
returns
# Grid Highlight data for the node ids provided.
object highlights
# For Source Order Viewer testing.
command getSourceOrderHighlightObjectForTest
parameters
# Id of the node to highlight.
DOM.NodeId nodeId
returns
# Source order highlight data for the node id provided.
object highlight
# Hides any highlight.
command hideHighlight
# Highlights owner element of the frame with given id.
# Deprecated: Doesn't work reliably and cannot be fixed due to process
# separation (the owner node might be in a different process). Determine
# the owner node in the client and use highlightNode.
deprecated command highlightFrame
parameters
# Identifier of the frame to highlight.
Page.FrameId frameId
# The content box highlight fill color (default: transparent).
optional DOM.RGBA contentColor
# The content box highlight outline color (default: transparent).
optional DOM.RGBA contentOutlineColor
# Highlights DOM node with given id or with the given JavaScript object wrapper. Either nodeId or
# objectId must be specified.
command highlightNode
parameters
# A descriptor for the highlight appearance.
HighlightConfig highlightConfig
# Identifier of the node to highlight.
optional DOM.NodeId nodeId
# Identifier of the backend node to highlight.
optional DOM.BackendNodeId backendNodeId
# JavaScript object id of the node to be highlighted.
optional Runtime.RemoteObjectId objectId
# Selectors to highlight relevant nodes.
optional string selector
# Highlights given quad. Coordinates are absolute with respect to the main frame viewport.
command highlightQuad
parameters
# Quad to highlight
DOM.Quad quad
# The highlight fill color (default: transparent).
optional DOM.RGBA color
# The highlight outline color (default: transparent).
optional DOM.RGBA outlineColor
# Highlights given rectangle. Coordinates are absolute with respect to the main frame viewport.
# Issue: the method does not handle device pixel ratio (DPR) correctly.
# The coordinates currently have to be adjusted by the client
# if DPR is not 1 (see crbug.com/437807128).
command highlightRect
parameters
# X coordinate
integer x
# Y coordinate
integer y
# Rectangle width
integer width
# Rectangle height
integer height
# The highlight fill color (default: transparent).
optional DOM.RGBA color
# The highlight outline color (default: transparent).
optional DOM.RGBA outlineColor
# Highlights the source order of the children of the DOM node with given id or with the given
# JavaScript object wrapper. Either nodeId or objectId must be specified.
command highlightSourceOrder
parameters
# A descriptor for the appearance of the overlay drawing.
SourceOrderConfig sourceOrderConfig
# Identifier of the node to highlight.
optional DOM.NodeId nodeId
# Identifier of the backend node to highlight.
optional DOM.BackendNodeId backendNodeId
# JavaScript object id of the node to be highlighted.
optional Runtime.RemoteObjectId objectId
# Enters the 'inspect' mode. In this mode, elements that user is hovering over are highlighted.
# Backend then generates 'inspectNodeRequested' event upon element selection.
command setInspectMode
parameters
# Set an inspection mode.
InspectMode mode
# A descriptor for the highlight appearance of hovered-over nodes. May be omitted if `enabled
# == false`.
optional HighlightConfig highlightConfig
# Highlights owner element of all frames detected to be ads.
command setShowAdHighlights
parameters
# True for showing ad highlights
boolean show
command setPausedInDebuggerMessage
parameters
# The message to display, also triggers resume and step over controls.
optional string message
# Requests that backend shows debug borders on layers
command setShowDebugBorders
parameters
# True for showing debug borders
boolean show
# Requests that backend shows the FPS counter
command setShowFPSCounter
parameters
# True for showing the FPS counter
boolean show
# Highlight multiple elements with the CSS Grid overlay.
command setShowGridOverlays
parameters
# An array of node identifiers and descriptors for the highlight appearance.
array of GridNodeHighlightConfig gridNodeHighlightConfigs
command setShowFlexOverlays
parameters
# An array of node identifiers and descriptors for the highlight appearance.
array of FlexNodeHighlightConfig flexNodeHighlightConfigs
command setShowScrollSnapOverlays
parameters
# An array of node identifiers and descriptors for the highlight appearance.
array of ScrollSnapHighlightConfig scrollSnapHighlightConfigs
command setShowContainerQueryOverlays
parameters
# An array of node identifiers and descriptors for the highlight appearance.
array of ContainerQueryHighlightConfig containerQueryHighlightConfigs
# Requests that backend shows paint rectangles
command setShowPaintRects
parameters
# True for showing paint rectangles
boolean result
# Requests that backend shows layout shift regions
command setShowLayoutShiftRegions
parameters
# True for showing layout shift regions
boolean result
# Requests that backend shows scroll bottleneck rects
command setShowScrollBottleneckRects
parameters
# True for showing scroll bottleneck rects
boolean show
# Deprecated, no longer has any effect.
deprecated command setShowHitTestBorders
parameters
# True for showing hit-test borders
boolean show
# Deprecated, no longer has any effect.
deprecated command setShowWebVitals
parameters
boolean show
# Paints viewport size upon main frame resize.
command setShowViewportSizeOnResize
parameters
# Whether to paint size or not.
boolean show
# Add a dual screen device hinge
command setShowHinge
parameters
# hinge data, null means hideHinge
optional HingeConfig hingeConfig
# Show elements in isolation mode with overlays.
command setShowIsolatedElements
parameters
# An array of node identifiers and descriptors for the highlight appearance.
array of IsolatedElementHighlightConfig isolatedElementHighlightConfigs
# Show Window Controls Overlay for PWA
command setShowWindowControlsOverlay
parameters
# Window Controls Overlay data, null means hide Window Controls Overlay
optional WindowControlsOverlayConfig windowControlsOverlayConfig
# Fired when the node should be inspected. This happens after call to `setInspectMode` or when
# user manually inspects an element.
event inspectNodeRequested
parameters
# Id of the node to inspect.
DOM.BackendNodeId backendNodeId
# Fired when the node should be highlighted. This happens after call to `setInspectMode`.
event nodeHighlightRequested
parameters
DOM.NodeId nodeId
# Fired when user asks to capture screenshot of some area on the page.
event screenshotRequested
parameters
# Viewport to capture, in device independent pixels (dip).
Page.Viewport viewport
# Fired when user cancels the inspect mode.
event inspectModeCanceled