{"version":3,"file":"FlameGraph.mjs","sources":["../../../src/FlameGraph/FlameGraph.tsx"],"sourcesContent":["// This component is based on logic from the flamebearer project\n// https://github.com/mapbox/flamebearer\n\n// ISC License\n\n// Copyright (c) 2018, Mapbox\n\n// Permission to use, copy, modify, and/or distribute this software for any purpose\n// with or without fee is hereby granted, provided that the above copyright notice\n// and this permission notice appear in all copies.\n\n// THE SOFTWARE IS PROVIDED \"AS IS\" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH\n// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND\n// FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,\n// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS\n// OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER\n// TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF\n// THIS SOFTWARE.\nimport { css, cx } from '@emotion/css';\nimport { useEffect, useState } from 'react';\nimport * as React from 'react';\n\nimport { Icon } from '@grafana/ui';\n\nimport { PIXELS_PER_LEVEL } from '../constants';\nimport { ClickedItemData, ColorScheme, ColorSchemeDiff, SelectedView, TextAlign } from '../types';\n\nimport FlameGraphCanvas from './FlameGraphCanvas';\nimport { GetExtraContextMenuButtonsFunction } from './FlameGraphContextMenu';\nimport FlameGraphMetadata from './FlameGraphMetadata';\nimport { CollapsedMap, FlameGraphDataContainer, LevelItem } from './dataTransform';\n\ntype Props = {\n data: FlameGraphDataContainer;\n rangeMin: number;\n rangeMax: number;\n matchedLabels?: Set;\n setRangeMin: (range: number) => void;\n setRangeMax: (range: number) => void;\n style?: React.CSSProperties;\n onItemFocused: (data: ClickedItemData) => void;\n focusedItemData?: ClickedItemData;\n textAlign: TextAlign;\n sandwichItem?: string;\n onSandwich: (label: string) => void;\n onFocusPillClick: () => void;\n onSandwichPillClick: () => void;\n colorScheme: ColorScheme | ColorSchemeDiff;\n showFlameGraphOnly?: boolean;\n getExtraContextMenuButtons?: GetExtraContextMenuButtonsFunction;\n collapsing?: boolean;\n selectedView: SelectedView;\n search: string;\n collapsedMap: CollapsedMap;\n setCollapsedMap: (collapsedMap: CollapsedMap) => void;\n};\n\nconst FlameGraph = ({\n data,\n rangeMin,\n rangeMax,\n matchedLabels,\n setRangeMin,\n setRangeMax,\n onItemFocused,\n focusedItemData,\n textAlign,\n onSandwich,\n sandwichItem,\n onFocusPillClick,\n onSandwichPillClick,\n colorScheme,\n showFlameGraphOnly,\n getExtraContextMenuButtons,\n collapsing,\n selectedView,\n search,\n collapsedMap,\n setCollapsedMap,\n}: Props) => {\n const styles = getStyles();\n\n const [levels, setLevels] = useState();\n const [levelsCallers, setLevelsCallers] = useState();\n const [totalProfileTicks, setTotalProfileTicks] = useState(0);\n const [totalProfileTicksRight, setTotalProfileTicksRight] = useState();\n const [totalViewTicks, setTotalViewTicks] = useState(0);\n\n useEffect(() => {\n if (data) {\n let levels = data.getLevels();\n let totalProfileTicks = levels.length ? levels[0][0].value : 0;\n let totalProfileTicksRight = levels.length ? levels[0][0].valueRight : undefined;\n let totalViewTicks = totalProfileTicks;\n let levelsCallers = undefined;\n\n if (sandwichItem) {\n const [callers, callees] = data.getSandwichLevels(sandwichItem);\n levels = callees;\n levelsCallers = callers;\n // We need this separate as in case of diff profile we want to compute diff colors based on the original ticks.\n totalViewTicks = callees[0]?.[0]?.value ?? 0;\n }\n setLevels(levels);\n setLevelsCallers(levelsCallers);\n setTotalProfileTicks(totalProfileTicks);\n setTotalProfileTicksRight(totalProfileTicksRight);\n setTotalViewTicks(totalViewTicks);\n }\n }, [data, sandwichItem]);\n\n if (!levels) {\n return null;\n }\n\n const commonCanvasProps = {\n data,\n rangeMin,\n rangeMax,\n matchedLabels,\n setRangeMin,\n setRangeMax,\n onItemFocused,\n focusedItemData,\n textAlign,\n onSandwich,\n colorScheme,\n totalProfileTicks,\n totalProfileTicksRight,\n totalViewTicks,\n showFlameGraphOnly,\n collapsedMap,\n setCollapsedMap,\n getExtraContextMenuButtons,\n collapsing,\n search,\n selectedView,\n };\n let canvas = null;\n\n if (levelsCallers?.length) {\n canvas = (\n <>\n
\n
\n Callers\n \n
\n \n
\n\n
\n
\n \n Callees\n
\n \n
\n \n );\n } else if (levels?.length) {\n canvas = (\n \n );\n }\n\n return (\n
\n \n {canvas}\n
\n );\n};\n\nconst getStyles = () => ({\n graph: css({\n label: 'graph',\n overflow: 'auto',\n flexGrow: 1,\n flexBasis: '50%',\n }),\n sandwichCanvasWrapper: css({\n label: 'sandwichCanvasWrapper',\n display: 'flex',\n marginBottom: `${PIXELS_PER_LEVEL / window.devicePixelRatio}px`,\n }),\n sandwichMarker: css({\n label: 'sandwichMarker',\n writingMode: 'vertical-lr',\n transform: 'rotate(180deg)',\n overflow: 'hidden',\n whiteSpace: 'nowrap',\n }),\n sandwichMarkerCalees: css({\n label: 'sandwichMarkerCalees',\n textAlign: 'right',\n }),\n sandwichMarkerIcon: css({\n label: 'sandwichMarkerIcon',\n verticalAlign: 'baseline',\n }),\n});\n\nexport default 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