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How to use padCenter method in Puppeteer
Best JavaScript code snippet using puppeteer
TTSizingSVG.js
Source:TTSizingSVG.js 
1import React from 'react'2import {drawSVGLineArrow, drawSVGHorizontalLineArrow,drawSVGHorizontalLineArrowText, drawSVGVerticalLineArrowText, drawSVGVerticalLineDashed, drawAngledLineDashed, drawSVGAngledLineArrowText, drawSVGText} from './../lib/svg-functions'3import TTBikeImage from './../assets/Bikes/FitKit3TT.png'4import saddleImage from './../assets/Bikes/saddle.png'5import './Bike.css'6const TTSizingSVG=(props)=> {7 8 const dashColor="red"9 const headTubeCenter={x:486,y:73}10 const headTubeTopTubeIntersection={x:487,y:87}11 const effectiveSeatTubeIntersection={x:242,y:73}12 const bottomBracketCenter={x:302,y:303}13 //const seatTubeCenter={x:250,y:90}14 const topTubeCenter={x: 375, y:82}15 //const seatPostTopTubeIntersection={x:240,y:59}16 //const saddleNose={x:288,y:18}17 const saddlePlane={x1:130,y:12,x2:620}18 //const saddleButt={x:175,y:12}19 const saddleCenter={x:232,y:12}20 //const upperBoundry={x1:130,y:2,x2:600}21 const barCenter={x:512,y:61}22// const hoodTrough={x:565,y:25}23 const spindleCenter={x:315,y:374}24 //const handlebarImageOrigin={x:610,y:70}25 const saddleImageOrigin={x:85, y:30}26 //const stemTubeClamp={x:handlebarImageOrigin.x+30,y:handlebarImageOrigin.y+32}27 //const stemBarClamp={x:handlebarImageOrigin.x+30,y:handlebarImageOrigin.y+13}28 //const padRear={x:495,y:48}29 //const padCenter={x:512,y:45}30 //const extensionsEnd={x:648,y:28}31 const groundPlane={x1:140,y:410,x2:560}32 const lineSpacing=1333return (34<div className="bikeBackground">35<div className="bikeSVG">36<svg width="700" height="413" >37<defs>38 <marker id={props.markerId} markerWidth="10" markerHeight="10" refX="0" refY="3" orient="auto" markerUnits="strokeWidth">39 <path d="M0,0 L0,6 L9,3 z" fill="black" />40 </marker>41 <marker id={"tt12345"} markerWidth="10" markerHeight="10" refX="0" refY="3" orient="auto" markerUnits="strokeWidth">42 <path d="M0,0 L0,6 L9,3 z" fill="orange" />43 </marker>44{props.tab!==2&&45 <marker id={props.id} markerWidth="10" markerHeight="10" refX="0" refY="3" orient="auto" markerUnits="strokeWidth">46 <path d="M0,0 L0,6 L9,3 z" fill="black" />47 </marker>48}49 </defs>50<image width="700" height="413" className="bikeTabImage" href={TTBikeImage} onMouseDown={props.onMouseDown} />51{/* <image x={handlebarImageOrigin.x} y={handlebarImageOrigin.y} width={.1*689} height={.1*350} href={handlebarImage}/> */}52<image x={saddleImageOrigin.x} y={saddleImageOrigin.y} width={.17*186} height={.17*336} href={saddleImage} />53{/*drawSVGHorizontalLineArrowText(bottomBracketCenter.x,headTubeCenter.y,headTubeCenter.x,"black", props.markerId,"frame reach")*/}54{/* drawSVGHorizontalLineArrowText(seatTubeCenter.x,headTubeCenter.y-lineSpacing*2+10,headTubeCenter.x,"black", props.markerId,"effective top tube") */}55{drawSVGHorizontalLineArrowText(effectiveSeatTubeIntersection.x,headTubeTopTubeIntersection.y-14,headTubeTopTubeIntersection.x,"black", props.markerId,"effective top tube")}56{/*drawSVGHorizontalLineArrowText(saddleNose.x,headTubeCenter.y-2*lineSpacing,padRear.x,"black", props.markerId,"saddle nose to pad rear")}*/}57{/*{drawSVGHorizontalLineArrowText(saddleNose.x,headTubeCenter.y-3*lineSpacing,barCenter.x,"black", props.markerId,"saddle nose to bar center")}*/}58{/*drawSVGHorizontalLineArrowText(saddleNose.x,headTubeCenter.y-5*lineSpacing-4,extensionsEnd.x,"black", props.markerId,"saddle nose to end of extensions")}*/}59{/* {drawSVGHorizontalLineArrow(handlebarImageOrigin.x+9,handlebarImageOrigin.y+45,handlebarImageOrigin.x+60,"black", props.markerId)}60{drawSVGHorizontalLineArrow(handlebarImageOrigin.x+25,handlebarImageOrigin.y,handlebarImageOrigin.x+45,"black", props.markerId)} */}61{drawSVGHorizontalLineArrow(saddleImageOrigin.x+6,saddleImageOrigin.y+71,saddleImageOrigin.x+25,"black", props.markerId)}62{drawSVGLineArrow(headTubeCenter.x-15,headTubeCenter.y-4,barCenter.x-9, barCenter.y,"orange", "tt12345")}63{/* drawSVGHorizontalLineArrowText(seatTubeCenter.x,headTubeCenter.y-20,headTubeCenter.x,"orange", "tt12345","bike length (top tube + stem)") */}64{drawSVGHorizontalLineArrowText(effectiveSeatTubeIntersection.x,headTubeCenter.y-lineSpacing,headTubeCenter.x,"orange", "tt12345","bike length (top tube + stem)")}*/}65{/*drawSVGLineArrow(bottomBracketCenter.x,headTubeCenter.y+40,saddleNose.x+8, headTubeCenter.y+40,"black", props.markerId)*/}66{/*drawSVGVerticalLineArrow(saddlePlane.x2-85,saddlePlane.y,padCenter.y-8,"black",props.markerId)*/}67{/*drawSVGVerticalLineArrow(saddlePlane.x2-42,padCenter.y+13,padCenter.y+12,"black", props.markerId)*/}68{/*{drawSVGVerticalLineArrow(stemBarClamp.x-42,stemTubeClamp.y,stemBarClamp.y+8,"black",props.markerId)}*/}69{drawSVGVerticalLineArrowText(topTubeCenter.x,topTubeCenter.y,groundPlane.y,"black", props.markerId,50,0,true,"max standover","height")}70{/*drawSVGVerticalLineArrowText(bottomBracketCenter.x,headTubeCenter.y,bottomBracketCenter.y,"black", props.markerId,100,0,true,"frame","stack")*/}71{/*drawSVGVerticalLineDashed(saddleNose.x,upperBoundry.y,saddleNose.y+100,dashColor, props.markerId)*/}72{/* drawSVGVerticalLineDashed(seatTubeCenter.x,40,seatTubeCenter.y,dashColor, props.markerId) */}73{/* drawSVGVerticalLineDashed(headTubeCenter.x,saddlePlane.y+30,headTubeCenter.y,dashColor, props.markerId) */}74{drawSVGVerticalLineDashed(effectiveSeatTubeIntersection.x,40,effectiveSeatTubeIntersection.y,dashColor, props.markerId)}75{drawSVGVerticalLineDashed(headTubeTopTubeIntersection.x,saddlePlane.y+35,headTubeTopTubeIntersection.y,dashColor, props.markerId)}76{/*{drawSVGVerticalLineDashed(padCenter.x,saddlePlane.y,padCenter.y,dashColor, props.markerId)}*/}77{/*drawSVGVerticalLineDashed(padRear.x,saddlePlane.y,padRear.y,dashColor, props.markerId)*/}78{/* {drawSVGVerticalLineDashed(handlebarImageOrigin.x+9,handlebarImageOrigin.y+15,handlebarImageOrigin.y+45,dashColor, props.markerId)}79{drawSVGVerticalLineDashed(handlebarImageOrigin.x+60,handlebarImageOrigin.y+15,handlebarImageOrigin.y+45,dashColor, props.markerId)}80{drawSVGVerticalLineDashed(handlebarImageOrigin.x+25,handlebarImageOrigin.y,handlebarImageOrigin.y+25,dashColor, props.markerId)}81{drawSVGVerticalLineDashed(handlebarImageOrigin.x+45,handlebarImageOrigin.y,handlebarImageOrigin.y+25,dashColor, props.markerId)} */}82{drawSVGVerticalLineDashed(saddleImageOrigin.x+6,saddleImageOrigin.y+15,saddleImageOrigin.y+75,dashColor, props.markerId)}83{drawSVGVerticalLineDashed(saddleImageOrigin.x+25,saddleImageOrigin.y+15,saddleImageOrigin.y+75,dashColor, props.markerId)}84{/*drawSVGVerticalLineDashed(extensionsEnd.x,upperBoundry.y,extensionsEnd.y+10,dashColor, props.markerId)*/}85{/*drawSVGHorizontalLineDashed(saddlePlane.x1,saddlePlane.y,saddlePlane.x2,dashColor, props.markerId)*/}86{/*drawSVGHorizontalLineDashed(padCenter.x,padCenter.y,saddlePlane.x2-60,dashColor, props.markerId)*/}87{/*drawSVGHorizontalLineDashed(padCenter.x,padCenter.y+13,saddlePlane.x2-40,dashColor, props.markerId)*/}88{/*{drawSVGHorizontalLineDashed(stemTubeClamp.x,stemTubeClamp.y,stemTubeClamp.x-50,dashColor, props.markerId)}*/}89{/*{drawSVGHorizontalLineDashed(stemBarClamp.x,stemBarClamp.y,stemBarClamp.x-50,dashColor, props.markerId)}*/}90{drawAngledLineDashed(bottomBracketCenter.x-60,bottomBracketCenter.y+15,bottomBracketCenter.x,bottomBracketCenter.y,dashColor, props.markerId)}91{drawAngledLineDashed(spindleCenter.x-80,spindleCenter.y+20,spindleCenter.x,spindleCenter.y,dashColor, props.markerId)}92{/*drawAngledLineDashed(saddleButt.x,saddleButt.y,saddlePlane.x1,saddlePlane.y+10,dashColor, props.markerId)*/}93{drawAngledLineDashed(spindleCenter.x,spindleCenter.y,saddleCenter.x,saddleCenter.y,dashColor, props.markerId)}94{drawAngledLineDashed(saddleCenter.x-87,saddleCenter.y+20,saddleCenter.x,saddleCenter.y,dashColor, props.markerId)}95{/*drawAngledLineDashed(padCenter.x,padCenter.y+13,saddlePlane.x2-40,padCenter.y+5,dashColor, props.markerId)*/}96{/* drawAngledLineDashed(seatPostTopTubeIntersection.x-60,seatPostTopTubeIntersection.y+15,seatPostTopTubeIntersection.x,seatPostTopTubeIntersection.y,dashColor, props.markerId) */}97{drawAngledLineDashed(effectiveSeatTubeIntersection.x-60,effectiveSeatTubeIntersection.y+15,effectiveSeatTubeIntersection.x,effectiveSeatTubeIntersection.y,dashColor, props.markerId)}98{/*drawSVGAngledLineArrowText(bottomBracketCenter.x+60,bottomBracketCenter.y-15,spindleCenter.x+60,spindleCenter.y-15,"black", props.markerId,0,null,false,"crank length")*/}99{/*{drawSVGAngledLineArrowText(saddleButt.x,saddleButt.y,bottomBracketCenter.x-60,bottomBracketCenter.y+15,"black", props.markerId,50,0,true,"saddle","to bb")}100{drawSVGAngledLineArrowText(saddleButt.x-20,saddleButt.y,spindleCenter.x-80,spindleCenter.y+20,"black", props.markerId, 80,15,true,"saddle","to pedal")}*/}101{/*drawSVGAngledLineArrowText(saddleCenter.x-60,saddleCenter.y+15,bottomBracketCenter.x-60,bottomBracketCenter.y+15,"black", props.markerId,50,0,true,"saddle","to bb")*/}102{drawSVGAngledLineArrowText(effectiveSeatTubeIntersection.x-60,effectiveSeatTubeIntersection.y+15,bottomBracketCenter.x-60,bottomBracketCenter.y+15,"black", props.markerId,30,0,true,"frame","size")}103{drawSVGAngledLineArrowText(saddleCenter.x-87,saddleCenter.y+20,spindleCenter.x-80,spindleCenter.y+20,"black", props.markerId, 55,15,true,"saddle","to pedal")}104{/*drawSVGLineArrow(saddlePlane.x1,saddlePlane.y,saddlePlane.x1,saddlePlane.y+10-8,"black",props.markerId)*/}105{/*drawSVGText(saddlePlane.x1-45,saddlePlane.y+5,"black", props.markerId,"saddle","angle")*/}106{/*drawSVGText(saddleNose.x+20,headTubeCenter.y+40, "black", props.markerId,"saddle","setback")*/}107{/*drawSVGText(saddlePlane.x2-80,saddlePlane.y+15, "black", props.markerId, "saddle to","pad drop")*/}108{/* drawSVGText(handlebarImageOrigin.x+9,handlebarImageOrigin.y+60,"black", props.markerId,"basebar","width") */}109{/* drawSVGText(handlebarImageOrigin.x+50,handlebarImageOrigin.y,"black", props.markerId,"pad","width") */}110{drawSVGText(saddleImageOrigin.x,saddleImageOrigin.y+87,"black", props.markerId,"saddle","width")}111{/*drawSVGText(saddlePlane.x2-33,padCenter.y,"black", props.markerId,"ext.","angle")*/}112</svg>113</div>114</div>115 )116 }...
TTBikeSVG.js
Source:TTBikeSVG.js
1import React, {Component} from 'react'2import {drawSVGLineArrow, drawSVGHorizontalLineArrow,drawSVGHorizontalLineArrowText, drawSVGVerticalLineArrowText, drawSVGVerticalLineDashed, drawSVGHorizontalLineDashed, drawAngledLineDashed, drawSVGAngledLineArrowText, drawSVGText, drawSVGVerticalLineArrow} from './../lib/svg-functions'3import TTBikeImage from './../assets/Bikes/FitKit3TT.png'4import handlebarImage from './../assets/Bikes/aerobar.png'5import saddleImage from './../assets/Bikes/saddle.png'6import './Bike.css'7class TTBikeSVG extends Component {8 9 render() {10 const dashColor="red"11 const headTubeCenter={x:486,y:73}12 const bottomBracketCenter={x:302,y:303}13 const seatTubeCenter={x:250,y:90}14 const saddleNose={x:288,y:18}15 const saddlePlane={x1:130,y:12,x2:620}16 const saddleButt={x:175,y:12}17 const saddleCenter={x:232,y:12}18 const upperBoundry={x1:130,y:2,x2:600}19// const barCenter={x:510,y:35}20// const hoodTrough={x:565,y:25}21 const spindleCenter={x:315,y:374}22 const handlebarImageOrigin={x:610,y:70}23 const saddleImageOrigin={x:85, y:30}24// const stemTubeClamp={x:handlebarImageOrigin.x+30,y:handlebarImageOrigin.y+32}25// const stemBarClamp={x:handlebarImageOrigin.x+30,y:handlebarImageOrigin.y+13}26 const padRear={x:495,y:48}27 const padCenter={x:512,y:45}28 const extensionsEnd={x:648,y:28}29 const lineSpacing=1330return (31<div className="bikeBackground">32<div className="bikeSVG">33<svg width="700" height="413" >34<defs>35 <marker id={this.props.markerId} markerWidth="10" markerHeight="10" refX="0" refY="3" orient="auto" markerUnits="strokeWidth">36 <path d="M0,0 L0,6 L9,3 z" fill="black" />37 </marker>38 </defs>39<image width="700" height="413" className="bikeTabImage" href={TTBikeImage} onMouseDown={this.props.onMouseDown} />40<image x={handlebarImageOrigin.x} y={handlebarImageOrigin.y} width={.1*689} height={.1*350} href={handlebarImage}/>41<image x={saddleImageOrigin.x} y={saddleImageOrigin.y} width={.17*186} height={.17*336} href={saddleImage} />42{drawSVGHorizontalLineArrowText(bottomBracketCenter.x,headTubeCenter.y,headTubeCenter.x,"black", this.props.markerId,"frame reach")}43{drawSVGHorizontalLineArrowText(seatTubeCenter.x,headTubeCenter.y-lineSpacing,headTubeCenter.x,"black", this.props.markerId,"effective top tube")}44{drawSVGHorizontalLineArrowText(saddleNose.x,headTubeCenter.y-2*lineSpacing,padRear.x,"black", this.props.markerId,"saddle nose to pad rear")}*/}45{/*{drawSVGHorizontalLineArrowText(saddleNose.x,headTubeCenter.y-3*lineSpacing,barCenter.x,"black", this.props.markerId,"saddle nose to bar center")}*/}46{drawSVGHorizontalLineArrowText(saddleNose.x,headTubeCenter.y-5*lineSpacing-4,extensionsEnd.x,"black", this.props.markerId,"saddle nose to end of extensions")}*/}47{drawSVGHorizontalLineArrow(handlebarImageOrigin.x+9,handlebarImageOrigin.y+45,handlebarImageOrigin.x+60,"black", this.props.markerId)}48{drawSVGHorizontalLineArrow(handlebarImageOrigin.x+25,handlebarImageOrigin.y,handlebarImageOrigin.x+45,"black", this.props.markerId)}49{drawSVGHorizontalLineArrow(saddleImageOrigin.x+6,saddleImageOrigin.y+71,saddleImageOrigin.x+25,"black", this.props.markerId)}50{drawSVGLineArrow(bottomBracketCenter.x,headTubeCenter.y+40,saddleNose.x+8, headTubeCenter.y+40,"black", this.props.markerId)}51{drawSVGVerticalLineArrow(saddlePlane.x2-85,saddlePlane.y,padCenter.y-8,"black",this.props.markerId)}52{drawSVGVerticalLineArrow(saddlePlane.x2-42,padCenter.y+13,padCenter.y+12,"black", this.props.markerId)}53{/*{drawSVGVerticalLineArrow(stemBarClamp.x-42,stemTubeClamp.y,stemBarClamp.y+8,"black",this.props.markerId)}*/}54{drawSVGVerticalLineArrowText(bottomBracketCenter.x,headTubeCenter.y,bottomBracketCenter.y,"black", this.props.markerId,100,0,true,"frame","stack")}55{drawSVGVerticalLineDashed(saddleNose.x,upperBoundry.y,saddleNose.y+100,dashColor, this.props.markerId)}56{drawSVGVerticalLineDashed(seatTubeCenter.x,40,seatTubeCenter.y,dashColor, this.props.markerId)}57{drawSVGVerticalLineDashed(headTubeCenter.x,saddlePlane.y,headTubeCenter.y,dashColor, this.props.markerId)}58{/*{drawSVGVerticalLineDashed(padCenter.x,saddlePlane.y,padCenter.y,dashColor, this.props.markerId)}*/}59{drawSVGVerticalLineDashed(padRear.x,saddlePlane.y,padRear.y,dashColor, this.props.markerId)}60{drawSVGVerticalLineDashed(handlebarImageOrigin.x+9,handlebarImageOrigin.y+15,handlebarImageOrigin.y+45,dashColor, this.props.markerId)}61{drawSVGVerticalLineDashed(handlebarImageOrigin.x+60,handlebarImageOrigin.y+15,handlebarImageOrigin.y+45,dashColor, this.props.markerId)}62{drawSVGVerticalLineDashed(handlebarImageOrigin.x+25,handlebarImageOrigin.y,handlebarImageOrigin.y+25,dashColor, this.props.markerId)}63{drawSVGVerticalLineDashed(handlebarImageOrigin.x+45,handlebarImageOrigin.y,handlebarImageOrigin.y+25,dashColor, this.props.markerId)}64{drawSVGVerticalLineDashed(saddleImageOrigin.x+6,saddleImageOrigin.y+15,saddleImageOrigin.y+75,dashColor, this.props.markerId)}65{drawSVGVerticalLineDashed(saddleImageOrigin.x+25,saddleImageOrigin.y+15,saddleImageOrigin.y+75,dashColor, this.props.markerId)}66{drawSVGVerticalLineDashed(extensionsEnd.x,upperBoundry.y,extensionsEnd.y+10,dashColor, this.props.markerId)}67{drawSVGHorizontalLineDashed(saddlePlane.x1,saddlePlane.y,saddlePlane.x2,dashColor, this.props.markerId)}68{drawSVGHorizontalLineDashed(padCenter.x,padCenter.y,saddlePlane.x2-60,dashColor, this.props.markerId)}69{drawSVGHorizontalLineDashed(padCenter.x,padCenter.y+13,saddlePlane.x2-40,dashColor, this.props.markerId)}70{/*{drawSVGHorizontalLineDashed(stemTubeClamp.x,stemTubeClamp.y,stemTubeClamp.x-50,dashColor, this.props.markerId)}*/}71{/*{drawSVGHorizontalLineDashed(stemBarClamp.x,stemBarClamp.y,stemBarClamp.x-50,dashColor, this.props.markerId)}*/}72{drawAngledLineDashed(bottomBracketCenter.x-60,bottomBracketCenter.y+15,bottomBracketCenter.x+60,bottomBracketCenter.y-15,dashColor, this.props.markerId)}73{drawAngledLineDashed(spindleCenter.x-80,spindleCenter.y+20,spindleCenter.x+80,spindleCenter.y-20,dashColor, this.props.markerId)}74{drawAngledLineDashed(saddleButt.x,saddleButt.y,saddlePlane.x1,saddlePlane.y+10,dashColor, this.props.markerId)}75{drawAngledLineDashed(spindleCenter.x,spindleCenter.y,saddleCenter.x,saddleCenter.y,dashColor, this.props.markerId)}76{drawAngledLineDashed(saddleCenter.x-80,saddleCenter.y+20,saddleCenter.x,saddleCenter.y,dashColor, this.props.markerId)}77{drawAngledLineDashed(padCenter.x,padCenter.y+13,saddlePlane.x2-40,padCenter.y+5,dashColor, this.props.markerId)}78{drawSVGAngledLineArrowText(bottomBracketCenter.x+60,bottomBracketCenter.y-15,spindleCenter.x+60,spindleCenter.y-15,"black", this.props.markerId,0,null,false,"crank length")}79{/*{drawSVGAngledLineArrowText(saddleButt.x,saddleButt.y,bottomBracketCenter.x-60,bottomBracketCenter.y+15,"black", this.props.markerId,50,0,true,"saddle","to bb")}80{drawSVGAngledLineArrowText(saddleButt.x-20,saddleButt.y,spindleCenter.x-80,spindleCenter.y+20,"black", this.props.markerId, 80,15,true,"saddle","to pedal")}*/}81{drawSVGAngledLineArrowText(saddleCenter.x-60,saddleCenter.y+15,bottomBracketCenter.x-60,bottomBracketCenter.y+15,"black", this.props.markerId,50,0,true,"saddle","to bb")}82{drawSVGAngledLineArrowText(saddleCenter.x-80,saddleCenter.y+20,spindleCenter.x-80,spindleCenter.y+20,"black", this.props.markerId, 75,15,true,"saddle","to pedal")}83{drawSVGLineArrow(saddlePlane.x1,saddlePlane.y,saddlePlane.x1,saddlePlane.y+10-8,"black",this.props.markerId)}84{drawSVGText(saddlePlane.x1-45,saddlePlane.y+5,"black", this.props.markerId,"saddle","angle")}85{drawSVGText(saddleNose.x+20,headTubeCenter.y+40, "black", this.props.markerId,"saddle","setback")}86{drawSVGText(saddlePlane.x2-80,saddlePlane.y+15, "black", this.props.markerId, "saddle to","pad drop")}87{drawSVGText(handlebarImageOrigin.x+9,handlebarImageOrigin.y+60,"black", this.props.markerId,"basebar","width")}88{drawSVGText(handlebarImageOrigin.x+50,handlebarImageOrigin.y,"black", this.props.markerId,"pad","width")}*/}89{drawSVGText(saddleImageOrigin.x,saddleImageOrigin.y+87,"black", this.props.markerId,"saddle","width")}90{drawSVGText(saddlePlane.x2-33,padCenter.y,"black", this.props.markerId,"ext.","angle")}91</svg>92</div>93</div>94 )95 }96}...
index.js
Source:index.js
...10}11function emptyStrings(length) {12 return Array.from({ length }, () => "");13}14function padCenter(str, length) {15 const leftOver = length - str.length;16 const startPad = Math.floor(leftOver / 2);17 const endPad = startPad + leftOver % 2;18 return str19 .padStart(str.length + startPad)20 .padEnd(str.length + endPad + startPad);21}22function boxedString(str, columnWidth, rowHeight) {23 const vertLength = columnWidth + 2;24 const vertLine = repeatStr(HORIZONTAL, vertLength);25 if (str.length === 0 || str === ".") {26 const whitespace = " ".padEnd(vertLength + 2);27 return repeatStr(whitespace, rowHeight, "\n");28 }29 const paddedString = padCenter(str, columnWidth);30 return `${TOP_LEFT}${vertLine}${TOP_RIGHT}\n${VERTICAL} ${paddedString} ${VERTICAL}\n${BOTTOM_LEFT}${vertLine}${BOTTOM_RIGHT}`;31}32function smallConnectedBox(boxRows, rowIndex, cellIndex, columnWidth) {33 const padValue = columnWidth + 4;34 if (boxRows[rowIndex - 1] && !isBoxEmpty(boxRows[rowIndex - 1][cellIndex])) {35 return padCenter(VERTICAL, padValue);36 } else {37 return padCenter(" ", padValue);38 }39}40function jointPoint(hasTop, hasBottom, hasLeft, hasRight) {41 if (hasTop && hasBottom && hasLeft && hasRight) {42 return "â¼";43 }44 if (hasTop && hasBottom && hasLeft) {45 return "â¤";46 }47 if (hasTop && hasBottom && hasRight) {48 return "â";49 }50 if (hasBottom && hasRight && hasLeft) {51 return "â¬";52 }53 if (hasTop && hasRight && hasLeft) {54 return "â´";55 }56 if (hasRight && hasBottom) {57 return TOP_LEFT;58 }59 if (hasLeft && hasBottom) {60 return TOP_RIGHT;61 }62 if (hasTop && hasRight) {63 return BOTTOM_LEFT;64 }65 if (hasLeft && hasTop) {66 return BOTTOM_RIGHT;67 }68 if (hasLeft && hasRight) {69 return HORIZONTAL;70 }71 if (hasTop && hasBottom) {72 return VERTICAL;73 }74 return "x";75}76function connectedBox(boxRows, rowIndex, cellIndex, columnWidth, rowHeight) {77 if (rowHeight === 1) {78 return smallConnectedBox(boxRows, rowIndex, cellIndex, columnWidth);79 }80 const padValue = columnWidth + 4;81 const leftOver = (padValue - 1) % 2;82 let result = "";83 const hasTop =84 boxRows[rowIndex - 1] && !isBoxEmpty(boxRows[rowIndex - 1][cellIndex]);85 const hasLeft =86 boxRows[rowIndex][cellIndex - 1] &&87 !isBoxEmpty(boxRows[rowIndex][cellIndex - 1]);88 const hasRight =89 boxRows[rowIndex][cellIndex + 1] &&90 !isBoxEmpty(boxRows[rowIndex][cellIndex + 1]);91 const hasBottom =92 boxRows[rowIndex + 1] && !isBoxEmpty(boxRows[rowIndex + 1][cellIndex]);93 if (hasTop) {94 result += padCenter(VERTICAL, padValue);95 } else {96 result += padCenter(" ", padValue);97 }98 if (hasLeft) {99 result += `\n${repeatStr(HORIZONTAL, Math.floor((padValue - 1) / 2))}`;100 } else {101 result += `\n${repeatStr(" ", Math.floor((padValue - 1) / 2))}`;102 }103 result += jointPoint(hasTop, hasBottom, hasLeft, hasRight);104 if (hasRight) {105 result += `${repeatStr(106 HORIZONTAL,107 Math.floor((padValue - 1) / 2) + leftOver108 )}`;109 } else {110 result += `${repeatStr(" ", Math.floor((padValue - 1) / 2) + leftOver)}`;111 }112 if (hasBottom) {113 result += `\n${padCenter(VERTICAL, padValue)}`;114 } else {115 result += `\n${padCenter(" ", padValue)}`;116 }117 return result;118}119function isBoxEmpty(box) {120 return Array.from(box).filter(s => s !== " " && s !== "\n").length === 0;121}122function joinedBoxes(boxes, rowHeight) {123 if (rowHeight === 1) {124 return boxes.join(" ");125 }126 const rows = boxes.reduce((acc, box, index) => {127 const lines = box.split("\n");128 if (index === 0) {129 return [lines[0], lines[1], lines[2]];130 }131 const line =132 isBoxEmpty(box) || isBoxEmpty(boxes[index - 1])133 ? " "134 : repeatStr(HORIZONTAL, 3);135 return [136 acc[0] + " " + lines[0],137 acc[1] + line + lines[1],138 acc[2] + " " + lines[2]139 ];140 }, []);141 return rows.join("\n");142}143function getColumnWidths(boxes) {144 return boxes145 .reduce((acc, curr) =>146 curr.map(147 (cell, index) => (cell.length > acc[index].length ? cell : acc[index])148 )149 )150 .map(s => s.length);151}152function getRowHeights(boxes) {153 return boxes.map(row => {154 const rowEmpty =155 row.filter(cell => cell.length !== 0 && cell !== ".").length === 0;156 return rowEmpty ? 1 : 3;157 });158}159function getMaxColumnCount(boxRows) {160 return boxRows.reduce((max, row) => Math.max(max, row.length), 0);161}162function normalizeInput(str) {163 const rows = str.split("\n").map(s => s.split(","));164 const maxColumnCount = getMaxColumnCount(rows);165 return rows.map(166 row =>167 row.length < maxColumnCount168 ? row.concat(emptyStrings(maxColumnCount - row.length))169 : row170 );171}172function createChart(str) {173 const boxRows = normalizeInput(str);174 const columnWidths = getColumnWidths(boxRows);175 const rowHeights = getRowHeights(boxRows);176 const decoratedBoxes = boxRows.map((row, rowIndex) => {177 return row.map((cell, cellIndex) => {178 if (cell === ".") {179 return connectedBox(180 boxRows,181 rowIndex,182 cellIndex,183 columnWidths[cellIndex],184 rowHeights[rowIndex]185 );186 } else {187 return boxedString(cell, columnWidths[cellIndex], rowHeights[rowIndex]);188 }189 });190 });191 const res = decoratedBoxes.map((boxes, index) => {192 let connectRow = "";193 if (decoratedBoxes[index - 1] && rowHeights[index - 1] !== 1) {194 boxes.forEach((box, cellIndex) => {195 const isLast = cellIndex === boxes.length - 1;196 const upperCell = decoratedBoxes[index - 1][cellIndex];197 if (isBoxEmpty(upperCell) || isBoxEmpty(box)) {198 connectRow += "".padStart(columnWidths[cellIndex] + (isLast ? 4 : 7));199 return;200 }201 connectRow += padCenter(VERTICAL, columnWidths[cellIndex] + 4);202 if (!isLast) {203 connectRow += " ";204 }205 });206 connectRow += "\n";207 }208 return connectRow + joinedBoxes(boxes, rowHeights[index]);209 });210 return res.join("\n");211}...
math.js
Source:math.js
1function empty() {2 return { baseline: undefined, width: 0, lines: [] };3}4function str(str, baseline = 0) {5 let lines = str.split("\n");6 let width = lines[0].length;7 for (let line of lines)8 if (line.length !== width) throw new Error("line not right size");9 return { baseline, width: lines[0].length, lines };10}11function deriv(vin, dfrom = empty(), dto = empty()) {12 let width = Math.max(vin.width, dfrom.width, dto.width);13 let ltop = " /'" + " ".repeat(width);14 let lbottom = "./ " + " ".repeat(width);15 let lfrom = dfrom.lines.map(l => " " + l.padEnd(width, " "));16 let lto = dto.lines.map(l => " " + l.padEnd(width, " "));17 let lcenter = vin.lines.map(l => " | " + l.padEnd(width, " "));18 return {19 baseline: lto.length + vin.baseline + 1,20 width: width + 3,21 lines: [...lto, ltop, ...lcenter, lbottom, ...lfrom]22 };23}24function box(equ) {25 let topline = ",-" + "-".repeat(equ.width) + "-.";26 let centerls = equ.lines.map((l, i) =>27 i === equ.baseline ? ": " + l + " :" : "| " + l + " |"28 );29 let bottomline = "`-" + "-".repeat(equ.width) + "-'";30 let blank = "| " + " ".repeat(equ.width) + " |";31 return {32 baseline: equ.baseline + 2,33 width: equ.width + 4,34 lines: [topline, blank, ...centerls, blank, bottomline]35 };36}37function padcenter(str, w, space) {38 let len = str.length;39 let size = (w - len) / 2;40 if (size < 0) throw new Error("too small width");41 let leftspace = Math.floor(size);42 let rightspace = Math.ceil(size);43 return " ".repeat(leftspace) + str + " ".repeat(rightspace);44}45function frac(e1, e2) {46 let width = Math.max(e1.width, e2.width);47 let divider = "-".repeat(width);48 let tophalf = e1.lines.map(l => padcenter(l, width, " "));49 let bottomhalf = e2.lines.map(l => padcenter(l, width, " "));50 return {51 baseline: tophalf.length,52 width,53 lines: [...tophalf, divider, ...bottomhalf]54 };55}56function hcombine(...items) {57 let bottomSpace =58 Math.max(0, ...items.map(it => it.lines.length - it.baseline)) - 1;59 let topSpace = Math.max(0, ...items.map(it => it.baseline));60 let fv = [61 ...new Array(topSpace).fill(""),62 "", // baseline63 ...new Array(bottomSpace).fill("")64 ];65 for (let item of items) {66 for (let i = 0; i < fv.length; i++) {67 let li = i - topSpace + item.baseline;68 if (li >= item.lines.length || li < 0) {69 fv[i] += " ".repeat(item.width);70 } else {71 fv[i] += item.lines[li];72 }73 }74 }75 return {76 baseline: topSpace,77 width: fv[0].length,78 lines: fv79 };80}81function pow(base, powof) {82 let powl = powof.lines.map(l => " ".repeat(base.width) + l);83 let basel = base.lines.map(l => l + " ".repeat(powof.width));84 return {85 baseline: base.baseline + powof.lines.length,86 width: base.width + powof.width,87 lines: [...powl, ...basel]88 };89}90function paren(equ) {91 let h = equ.lines.length;92 if (h === 1) {93 return {94 baseline: equ.baseline,95 width: equ.width + 2,96 lines: ["(" + equ.lines[0] + ")"]97 };98 }99 return {100 baseline: equ.baseline + 1,101 width: equ.width + 4,102 lines: [103 "/ " + " ".repeat(equ.width) + " \\",104 ...equ.lines.map((l, i) => "| " + l + " |"),105 "\\ " + " ".repeat(equ.width) + " /"106 ]107 };108}109function print(equ) {110 return equ.lines.join("\n");111}112const equ = frac(113 deriv(114 hcombine(115 frac(str("1"), str("2")),116 str(" "),117 str("*"),118 str(" "),119 frac(pow(str("3"), str("2")), str("4")),120 str(" * "),121 paren(122 hcombine(123 pow(str("3"), frac(str("1"), str("2"))),124 str(" + "),125 paren(str("2"))126 )127 ),128 str(" dx")129 )130 ),131 paren(pow(str("2"), str("5")))132);133let added = hcombine(134 paren(equ),135 str(" = "),136 deriv(str("cont"), str("from"), str("to"))137);138console.log(print(box(added)));139/*140 /'141 | 5x dx142 ./143*/144let demo1 = deriv(str("5x dx"));145console.log(print(box(demo1)));146/*147 /'148 | 2149 | 2 3 2 / 2 \150 | x + 2x + 5 + -- + 6 + ( 3 * 4 ) + \ 3 + 4 /151 | 2 152./153*/154let demo2 = deriv(155 hcombine(156 pow(str("x"), str("2")),157 str(" + "),158 str("2x"),159 str(" + "),160 str("5"),161 str(" + "),162 frac(pow(str("3"), str("2")), str("2")),163 str(" + "),164 str("6"),165 str(" + "),166 pow(paren(str(" 3 * 4 ")), str("2")),167 str(" + "),168 paren(hcombine(str("3"), str(" + "), pow(str("4"), str("2")))),169 str(" dx")170 ),171 str("-1"),172 str("1")173);174console.log(print(box(demo2)));175let recurse = (count) => {176 if(count <= 0) return str("1");177 return hcombine(str("1 "), frac(recurse(count - 1), recurse(count - 1)), str(" 1"));178};179let demo3 = recurse(4);...
utils.js
Source:utils.js
...33 * @param Number max total length of output string34 * @param String chr optional. Character to pad with. default: ' '35 * @return String padded str36 */37function padCenter(str, max, chr) {38 str = str != null ? str : ''39 str = String(str)40 var length = max - wcwidth(str)41 if (length <= 0) return str42 var lengthLeft = Math.floor(length/2)43 var lengthRight = length - lengthLeft44 return repeatString(chr || ' ', lengthLeft) + str + repeatString(chr || ' ', lengthRight)45}46/**47 * Pad `str` up to total length `max` with `chr`, on the left.48 * If `str` is longer than `max`, padRight will return `str` unaltered.49 *50 * @param String str string to pad51 * @param Number max total length of output string...
JoystickHandle.js
Source:JoystickHandle.js
1function absolutePosition(el) {2 let pos = { x: 0, y: 0 }3 while ((el = el.parentNode) !== document) {4 pos.x += el.offsetLeft5 pos.y += el.offsetTop6 }7 return pos8}9export default function JoystickHandle(handle) {10 const handleSize = { x: handle.clientWidth, y: handle.clientHeight }11 const handleCenter = { x: handleSize.x / 2, y: handleSize.y / 2 }12 const padPos = absolutePosition(handle)13 const padSize = { x: handle.parentNode.clientWidth - handleSize.x, y: handle.parentNode.clientHeight - handleSize.y }14 const padCenter = { x: padSize.x / 2, y: padSize.y / 2 }15 const clamp = (min, max) => (val) => Math.floor(Math.min(Math.max(val, min), max))16 const clampX = clamp(0, padSize.x)17 const clampY = clamp(0, padSize.y)18 const listeners = []19 handle.addEventListener("mousedown", touchstart, { passive: true })20 handle.addEventListener("touchstart", touchstart, { passive: true })21 let snapBackTimer22 const center = { x: padSize.x / 2, y: padSize.y / 2 }23 let pos = { x: 0, y: 0 }24 update()25 function update() {26 listeners.forEach((listener) => listener(pos))27 const x = ((pos.x / 100) * padSize.x) / 2 + padCenter.x28 const y = ((-pos.y / 100) * padSize.y) / 2 + padCenter.y29 handle.setAttribute("style", `top: ${y}px; left: ${x}px`)30 }31 function handleMove(event) {32 event.preventDefault()33 const clientX = event.clientX || event.touches[0].clientX34 const clientY = event.clientY || event.touches[0].clientY35 pos.x = Math.round(((clampX(clientX - padPos.x - handleCenter.x) / padSize.x) * 2 - 1) * 100)36 pos.y = -Math.round(((clampY(clientY - padPos.y - handleCenter.y) / padSize.y) * 2 - 1) * 100)37 update()38 }39 function backTowardsCenter() {40 if (pos.x || pos.y) {41 pos.x = Math.abs(pos.x) < 5 ? 0 : Math.round(pos.x - pos.x / 5)42 pos.y = Math.abs(pos.y) < 5 ? 0 : Math.round(pos.y - pos.y / 5)43 update()44 snapBackTimer = setTimeout(backTowardsCenter, 20)45 } else {46 snapBackTimer = undefined47 }48 }49 function touchstart() {50 function removeHandler() {51 document.removeEventListener("mousemove", handleMove)52 document.removeEventListener("touchmove", handleMove)53 snapBackTimer = setTimeout(backTowardsCenter, 20)54 }55 snapBackTimer && clearTimeout(snapBackTimer)56 snapBackTimer = undefined57 document.addEventListener("mousemove", handleMove, { passive: false })58 document.addEventListener("touchmove", handleMove, { passive: false })59 document.addEventListener("mouseup", removeHandler, { passive: true, once: true })60 document.addEventListener("touchend", removeHandler, { passive: true, once: true })61 }62 return {63 on(eventName, func) {64 if (eventName === "change") {65 listeners.push(func)66 }67 },68 }...
padCenter.js
Source:padCenter.js
1var test = require('tape')2var padCenter = require('../utils').padCenter3test('pad string with spaces up to len (sides equal)', function(t) {4 t.plan(1)5 t.equal(padCenter('word', 10), ' word ')6})7test('pad string with spaces up to len (sides not equal)', function(t) {8 t.plan(1)9 t.equal(padCenter('words', 10), ' words ')10})11test('pad string with paddingChr of length >1, up to len', function(t) {12 t.plan(1)13 t.equal(padCenter('word', 10, ' .'), ' . word . ')...
Using AI Code Generation
1const puppeteer = require('puppeteer');2(async () => {3 const browser = await puppeteer.launch();4 const page = await browser.newPage();5 await page.pdf({path: 'test.pdf', format: 'A4', printBackground: true});6 await browser.close();7})();
Using AI Code Generation
1const puppeteer = require('puppeteer');2const fs = require('fs');3const path = require('path');4(async () => {5 const browser = await puppeteer.launch();6 const page = await browser.newPage();7 await page.pdf({path: 'google.pdf', format: 'A4'});8 await browser.close();9})();10const puppeteer = require('puppeteer');11const fs = require('fs');12const path = require('path');13(async () => {14 const browser = await puppeteer.launch();15 const page = await browser.newPage();16 await page.emulateMediaFeatures([{name: 'screen', value: 'landscape'}]);17 await page.pdf({path: 'google.pdf', format: 'A4'});18 await browser.close();19})();
Using AI Code Generation
1const puppeteer = require('puppeteer');2const fs = require('fs');3(async () => {4 const browser = await puppeteer.launch();5 const page = await browser.newPage();6 await page.screenshot({path: 'google.png'});7 await browser.close();8})();9const puppeteer = require('puppeteer');10const fs = require('fs');11(async () => {12 const browser = await puppeteer.launch();13 const page = await browser.newPage();14 await page.screenshot({path: 'google.png'});15 await browser.close();16})();17;2const fs = require('fs');3(async () => {4 const browser = await puppeteer.launch();5 const page = await browser.newPage();6 await page.screenshot({path: 'google.png'});7 await browser.close();8})();
Using AI Code Generation
1const puppeteer = require('puppeteer');2const devices = require('puppeteer/DeviceDescriptors');3const iPhone = devices['iPhone 6'];4const iPad = devices['iPad landscape'];5const padCenter = require('./padCenter.js');6const center = padCenter.center;7const pad = padCenter.pad;8(async () => {9 const browser = await puppeteer.launch();10 const page = await browser.newPage();11 await page.emulate(iPad);12 await page.screenshot({path: 'iPad.png'});13 await page.emulate(iPhone);14 await page.screenshot({path: 'iPhone.png'});15 await browser.close();16})();17const puppeteer = require('puppeteer');18const devices = require('puppeteer/DeviceDescriptors');19const iPhone = devices['iPhone 6'];20const iPad = devices['iPad landscape'];21const padCenter = require('./padCenter.js');22const center = padCenter.center;23const pad = padCenter.pad;24(async () => {25 const browser = await puppeteer.launch();26 const page = await browser.newPage();27 await page.emulate(iPad);28 await page.screenshot({path: 'iPad.png'});29 await page.emulate(iPhone);30 await page.screenshot({path: 'iPhone.png'});31 await browser.close();32})();
Automation Testing Tutorials
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