Press n or j to go to the next uncovered block, b, p or k for the previous block.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 | 1x 1x 1x 1x | // tslint:disable: export-name export interface IZoomPanSettings { transformMatrix: [number, number, number, number, number, number]; } export type TSetZoomPanSettings = React.Dispatch< React.SetStateAction<IZoomPanSettings> >; export const zoomTo = ( scale: number, svgRef: React.RefObject<SVGSVGElement>, setZoomPanSettings: TSetZoomPanSettings ): void => { if (!svgRef.current) { return; } const containerEl = svgRef.current.closest<HTMLDivElement>( ".react-dag-editor-container" ); if (!containerEl) { return; } const { width, height } = containerEl.getBoundingClientRect(); const dx = (width * (1 - scale)) / 2; const dy = (height * (1 - scale)) / 2; setZoomPanSettings(prevState => { return { ...prevState, transformMatrix: [scale, 0, 0, scale, dx, dy] }; }); }; export const zoom = ( scale: number, svgRef: React.RefObject<SVGSVGElement>, setZoomPanSettings: TSetZoomPanSettings ): void => { if (!svgRef.current) { return; } const containerEl = svgRef.current.closest<HTMLDivElement>( ".react-dag-editor-container" ); if (!containerEl) { return; } const { width, height } = containerEl.getBoundingClientRect(); const dx = (width * (1 - scale)) / 2; const dy = (height * (1 - scale)) / 2; setZoomPanSettings(prevState => { return { ...prevState, transformMatrix: [ prevState.transformMatrix[0] * scale, prevState.transformMatrix[1] * scale, prevState.transformMatrix[2] * scale, prevState.transformMatrix[3] * scale, prevState.transformMatrix[4] * scale + dx, prevState.transformMatrix[5] * scale + dy ] }; }); }; export const pan = ( dx: number, dy: number, setZoomPanSettings: TSetZoomPanSettings ): void => { setZoomPanSettings(prevState => { return { ...prevState, transformMatrix: [ prevState.transformMatrix[0], prevState.transformMatrix[1], prevState.transformMatrix[2], prevState.transformMatrix[3], prevState.transformMatrix[4] + dx, prevState.transformMatrix[5] + dy ] }; }); }; export const resetZoom = (setZoomPanSettings: TSetZoomPanSettings): void => { setZoomPanSettings(prevState => { return { ...prevState, transformMatrix: [1, 0, 0, 1, 0, 0] }; }); }; |