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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,21 @@ | ||
import { ProFlowProps } from '@/constants'; | ||
import { FC, useContext } from 'react'; | ||
import FlowView from '.'; | ||
import { FlowViewProvider } from './provider/FlowViewProvider'; | ||
import { FlowViewContext } from './provider/provider'; | ||
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const ProFlow: FC<ProFlowProps> = (props) => { | ||
const { isUseProvider } = useContext(FlowViewContext); | ||
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if (isUseProvider) { | ||
return <FlowView {...props} />; | ||
} | ||
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return ( | ||
<FlowViewProvider> | ||
<FlowView {...props} /> | ||
</FlowViewProvider> | ||
); | ||
}; | ||
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export default ProFlow; |
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,22 @@ | ||
import { useContext } from 'react'; | ||
import { FlowViewContext } from '../provider/provider'; | ||
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export const useFlowView = () => { | ||
const { reactFlowInstance } = useContext(FlowViewContext); | ||
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return { | ||
reactFlowInstance, | ||
}; | ||
}; | ||
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export const useMiniMap = () => { | ||
const { setMiniMapPosition: setPosition } = useContext(FlowViewContext); | ||
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const setMiniMapPosition = (x: number, y: number) => { | ||
setPosition!([x, y]); | ||
}; | ||
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return { | ||
setMiniMapPosition, | ||
}; | ||
}; |
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,30 @@ | ||
import { FC, ReactNode, useState } from 'react'; | ||
import { ReactFlowProvider, useReactFlow } from 'reactflow'; | ||
import { FlowViewContext } from './provider'; | ||
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// 数据处理层 | ||
const ProviderInner: FC<{ children: ReactNode }> = ({ children }) => { | ||
const [miniMapPosition, setMiniMapPosition] = useState<[number, number]>([0, 0]); | ||
const reactFlowInstance = useReactFlow(); | ||
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return ( | ||
<FlowViewContext.Provider | ||
value={{ | ||
isUseProvider: true, | ||
reactFlowInstance, | ||
miniMapPosition, | ||
setMiniMapPosition, | ||
}} | ||
> | ||
{children} | ||
</FlowViewContext.Provider> | ||
); | ||
}; | ||
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export const FlowViewProvider: FC<{ children: ReactNode }> = ({ children }) => { | ||
return ( | ||
<ReactFlowProvider> | ||
<ProviderInner>{children}</ProviderInner> | ||
</ReactFlowProvider> | ||
); | ||
}; |
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,11 @@ | ||
import { createContext } from 'react'; | ||
import { ReactFlowInstance } from 'reactflow'; | ||
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interface FlowViewContextProps { | ||
isUseProvider?: boolean; | ||
reactFlowInstance?: ReactFlowInstance<any, any>; | ||
miniMapPosition?: [number, number]; | ||
setMiniMapPosition?: React.Dispatch<React.SetStateAction<[number, number]>>; | ||
} | ||
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export const FlowViewContext = createContext<FlowViewContextProps>({}); |
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