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How to use rectArea method in wpt
Best JavaScript code snippet using wpt
RectArea.js
Source:RectArea.js 
1/* eslint-disable */2import Point from "./Point";3import LineSegment from "../curve/LineSegment";4class RectArea {5 constructor(start,{ width, height }) {6 this.start = start;7 this.size = { width, height };8 }9 getStart() {10 return new Point(this.start.x, this.start.y)11 }12 getSize() {13 return { ...this.size };14 }15 applyMatrix(matrix) {16 let points = this.getPoints();17 let _points = points.map(p => p.applyMatrix(matrix));18 return RectArea.fromPoints(_points);19 }20 getRectIntersection(rectArea) {21 let points = this.getPoints();22 let points1 = points.filter(p => rectArea.containsPoint(p));23 points = rectArea.getPoints();24 let points2 = points.filter(p => this.containsPoint(p));25 let crossPoints = [];26 let line1s = this.getBoundaries();27 let line2s = rectArea.getBoundaries();28 line1s.forEach(l => {29 line2s.forEach(_l => {30 let p = l.getCrossPoints(_l);31 if(p && p[0]) {32 crossPoints.push(p[0]);33 }34 });35 });36 return RectArea.fromPoints([...points1,...points2,...crossPoints]);37 }38 getBoundaries() {39 let [p1,p2,p3,p4] = this.getPoints();40 let line1 = new LineSegment(p1,p2);41 let line2 = new LineSegment(p2,p3);42 let line3 = new LineSegment(p3,p4);43 let line4 = new LineSegment(p4,p1);44 return [line1,line2,line3,line4,];45 }46 getPoints() {47 let {48 start,49 size,50 } = this;51 let p1 = new Point(start.x,start.y);52 let p2 = new Point(start.x + size.width,start.y);53 let p3 = new Point(start.x + size.width,start.y + size.height);54 let p4 = new Point(start.x,start.y+ size.height);55 return [p1,p2,p3,p4];56 }57 checkImpactCircle(center,radius) {58 if (this.containsPoint(center)) {59 return true;60 }61 return false;62 }63 checkImpact(rectArea) {64 let points = rectArea.getPoints();65 for(let i=0;i<points.length;i++) {66 if(this.containsPoint(points[i])) {67 return true;68 }69 }70 points = this.getPoints();71 for(let i=0;i<points.length;i++) {72 if(rectArea.containsPoint(points[i])) {73 return true;74 }75 }76 let lines1 = this.getBoundaries();77 let lines2 = rectArea.getBoundaries();78 for(let i=0;i<lines1.length;i++) {79 for(let j=0;j<lines2.length;j++) {80 if(lines1[i].getCrossPoint(lines2[j])) {81 return true;82 }83 }84 }85 return false;86 }87 containsRectArea(rectArea) {88 let points = rectArea.getPoints();89 for(let i=0;i<points.length;i++) {90 if(!this.containsPoint(points[i])) {91 return false;92 }93 }94 return true;95 }96 containsPoint({x,y},inBoundary = true) {97 let {98 start,99 size,100 } = this;101 let deltaX = x - start.x;102 let deltaY = y - start.y;103 if(inBoundary) {104 return deltaX >= 0 && deltaY >= 0 && deltaX <= size.width && deltaY <= size.height;105 }else {106 return deltaX > 0 && deltaY > 0 && deltaX < size.width && deltaY < size.height;107 }108 }109}110RectArea.fromPoints = function(points) {111 if (points && points.length) {112 const _point = {113 minx: Number.MAX_SAFE_INTEGER,114 miny: Number.MAX_SAFE_INTEGER,115 maxx: Number.MIN_SAFE_INTEGER,116 maxy: Number.MIN_SAFE_INTEGER,117 };118 points.forEach((p) => {119 _point.maxx = Math.max(_point.maxx, p.x);120 _point.maxy = Math.max(_point.maxy, p.y);121 _point.minx = Math.min(_point.minx, p.x);122 _point.miny = Math.min(_point.miny, p.y);123 });124 const {125 minx, miny, maxx, maxy,126 } = _point;127 const width = maxx - minx;128 const height = maxy - miny;129 let start = new Point(minx,miny);130 let size = {width,height};131 return new RectArea(start,size);132 }133}...
loadCaptureRectImage.ts
Source:loadCaptureRectImage.ts
1/**2 * 计ç®ææåºå3 */4export function getCaptureRect(rect, type, isRealy) {5 let rectArea = rect.split(',');6 if (rectArea.length !== 4) {7 throw Error('åºåæ误 å®ä¾ï¼string = "x,y,w,h"! ');8 }9 if (isRealy) {10 return rectArea;11 }12 let x, y, w, h;13 switch (type) {14 case 'body':15 x = rectArea[0] - rectArea[2] * 0.2;16 y = rectArea[1] - rectArea[3] * 0.2;17 w = rectArea[2] * 1.4;18 h = rectArea[3] * 1.4;19 break;20 case 'nonVehicle':21 case 'vehicle':22 case 'plate':23 case 'vehiclesPassengers':24 x = rectArea[0];25 y = rectArea[1];26 w = rectArea[2];27 h = rectArea[3];28 break;29 case 'nonvehiclesPassengers':30 x = rectArea[0] - rectArea[2] * 0.0000001 * 0.8;31 y = rectArea[1] - rectArea[3] * 0.01;32 w = rectArea[2] * 0.8;33 h = rectArea[3] * 0.4;34 break;35 default:36 // face37 x = rectArea[0] - rectArea[2] * 0.8;38 y = rectArea[1] - rectArea[3] * 1.5;39 w = rectArea[2] * 2.6;40 h = rectArea[3] * 3.2;41 break;42 }43 return [x, y, w, h];44}45export async function loadCaptureRectImage(image, rect, imageType) {46 if (!image) {47 throw Error('image is HTMLImgElement');48 }49 let [x, y, w, h] = getCaptureRect(rect, imageType);50 let canvas = document.createElement('canvas');51 let ctx = canvas.getContext('2d');52 canvas.width = image.width;53 canvas.height = image.height;54 ctx.drawImage(image, 0, 0, canvas.width, canvas.height);55 ctx.beginPath();56 ctx.strokeStyle = 'red';57 ctx.lineWidth = 3;58 ctx.strokeRect(x, y, w, h);59 let url = canvas.toDataURL();60 setTimeout(() => {61 canvas.remove();62 canvas = null;63 ctx = null;64 }, 500);65 return url;66}67export function getRectImagePath(68 sourceImage,69 cuurentImage,70 rect,71 options = { scale: 1, rotate: 0, x: 0, y: 0 }72) {73 const { scale, rotate } = options;74 const [x, y, w, h] = rect;75 const { width, height } = sourceImage;76 const sourceSize = {77 width,78 height,79 cwidth: cuurentImage.width,80 cheight: cuurentImage.height,81 wScale: width / cuurentImage.width,82 hScale: height / cuurentImage.height,83 };84 const area = [85 x * sourceSize.wScale,86 y * sourceSize.hScale,87 w * sourceSize.wScale,88 h * sourceSize.hScale,89 ];90 let fullCanvas = document.createElement('canvas');91 let fullCtx = fullCanvas.getContext('2d');92 fullCanvas.width = width;93 fullCanvas.height = height;94 fullCtx.save();95 // fullCtx.transform;96 // document.body.appendChild(fullCanvas);97 fullCtx.setTransform(98 scale,99 0,100 0,101 scale,102 options.x * sourceSize.wScale - ((scale - 1) * width) / 2,103 options.y * sourceSize.hScale - ((scale - 1) * height) / 2104 );105 fullCtx.translate(width / 2, height / 2);106 fullCtx.rotate((rotate * Math.PI) / 180);107 fullCtx.drawImage(sourceImage, -width / 2, -height / 2, width, height);108 fullCtx.restore();109 let imageData = fullCtx.getImageData(...area);110 let tempCanvas = document.createElement('canvas');111 let tempCtx = tempCanvas.getContext('2d');112 tempCanvas.width = area[2];113 tempCanvas.height = area[3];114 // document.body.appendChild(tempCanvas);115 tempCtx.putImageData(imageData, 0, 0);116 const dataUrl = tempCanvas.toDataURL();117 setTimeout(() => {118 fullCanvas.remove();119 tempCanvas.remove();120 fullCanvas = null;121 tempCanvas = null;122 tempCtx = null;123 fullCtx = null;124 imageData = null;125 }, 100);126 return dataUrl;127}128export function cloneImageNode(image) {129 if (!image) {130 return Promise.resolve();131 }132 let newImage = image.cloneNode();133 return new Promise((resolve, reject) => {134 newImage.addEventListener(135 'load',136 function () {137 resolve(this);138 },139 false140 );141 newImage.addEventListener(142 'error',143 function (e) {144 reject(e);145 },146 false147 );148 });...
loadCaptureRectImage.js
Source:loadCaptureRectImage.js
1/**2 * 计ç®ææåºå3 */4export function getCaptureRect(rect, type, isRealy) {5 let rectArea = rect.split(',');6 if (rectArea.length !== 4) {7 throw Error('åºåæ误 å®ä¾ï¼string = "x,y,w,h"! ');8 }9 if (isRealy) {10 return rectArea;11 }12 let x, y, w, h;13 switch (type) {14 case 'body':15 x = rectArea[0] - rectArea[2] * 0.2;16 y = rectArea[1] - rectArea[3] * 0.2;17 w = rectArea[2] * 1.4;18 h = rectArea[3] * 1.4;19 break;20 case 'nonVehicle':21 case 'vehicle':22 case 'vehiclesPassengers':23 x = rectArea[0];24 y = rectArea[1];25 w = rectArea[2];26 h = rectArea[3];27 break;28 case 'nonvehiclesPassengers':29 x = rectArea[0] - rectArea[2] * 0.0000001 * 0.8;30 y = rectArea[1] - rectArea[3] * 0.01;31 w = rectArea[2] * 0.8;32 h = rectArea[3] * 0.4;33 break;34 default:35 // face36 x = rectArea[0] - rectArea[2] * 0.8;37 y = rectArea[1] - rectArea[3] * 1.5;38 w = rectArea[2] * 2.6;39 h = rectArea[3] * 3.2;40 break;41 }42 return [x, y, w, h];43}44export async function loadCaptureRectImage(image, rect, imageType) {45 if (!image) {46 throw Error('image is HTMLImgElement');47 }48 let [x, y, w, h] = getCaptureRect(rect, imageType);49 let canvas = document.createElement('canvas');50 let ctx = canvas.getContext('2d');51 canvas.width = image.width;52 canvas.height = image.height;53 ctx.drawImage(image, 0, 0, canvas.width, canvas.height);54 ctx.beginPath();55 ctx.strokeStyle = 'red';56 ctx.lineWidth = 3;57 ctx.strokeRect(x, y, w, h);58 let url = canvas.toDataURL();59 setTimeout(() => {60 canvas.remove();61 canvas = null;62 ctx = null;63 }, 500);64 return url;65}66export function getRectImagePath(67 sourceImage,68 cuurentImage,69 rect,70 options = { scale: 1, rotate: 0, x: 0, y: 0 },71) {72 const { scale, rotate } = options;73 const [x, y, w, h] = rect;74 const { width, height } = sourceImage;75 const sourceSize = {76 width,77 height,78 cwidth: cuurentImage.width,79 cheight: cuurentImage.height,80 wScale: width / cuurentImage.width,81 hScale: height / cuurentImage.height,82 };83 const area = [84 x * sourceSize.wScale,85 y * sourceSize.hScale,86 w * sourceSize.wScale,87 h * sourceSize.hScale,88 ];89 let fullCanvas = document.createElement('canvas');90 let fullCtx = fullCanvas.getContext('2d');91 fullCanvas.width = width;92 fullCanvas.height = height;93 fullCtx.save();94 // fullCtx.transform;95 // document.body.appendChild(fullCanvas);96 fullCtx.setTransform(97 scale,98 0,99 0,100 scale,101 options.x * sourceSize.wScale - ((scale - 1) * width) / 2,102 options.y * sourceSize.hScale - ((scale - 1) * height) / 2,103 );104 fullCtx.translate(width / 2, height / 2);105 fullCtx.rotate((rotate * Math.PI) / 180);106 fullCtx.drawImage(sourceImage, -width / 2, -height / 2, width, height);107 fullCtx.restore();108 let imageData = fullCtx.getImageData(...area);109 let tempCanvas = document.createElement('canvas');110 let tempCtx = tempCanvas.getContext('2d');111 tempCanvas.width = area[2];112 tempCanvas.height = area[3];113 // document.body.appendChild(tempCanvas);114 tempCtx.putImageData(imageData, 0, 0);115 const dataUrl = tempCanvas.toDataURL();116 setTimeout(() => {117 fullCanvas.remove();118 tempCanvas.remove();119 fullCanvas = null;120 tempCanvas = null;121 tempCtx = null;122 fullCtx = null;123 imageData = null;124 }, 100);125 return dataUrl;126}127export function cloneImageNode(image) {128 if (!image) {129 return Promise.resolve();130 }131 let newImage = image.cloneNode();132 return new Promise((resolve, reject) => {133 newImage.addEventListener(134 'load',135 function() {136 resolve(this);137 },138 false,139 );140 newImage.addEventListener(141 'error',142 function(e) {143 reject(e);144 },145 false,146 );147 });...
Using AI Code Generation
1var rect = require('./wpt.js');2function solveRect(l,b) {3 console.log("Solving for rectangle with l = " + l + " and b = " + b);4 if (l <= 0 || b <= 0) {5 console.log("Rectangle dimensions should be greater than zero: l = " + l + ", and b = " + b);6 }7 else {8 console.log("The area of the rectangle of dimensions length = " + l + " and breadth = " + b + " is " + rect.area(l,b));9 console.log("The perimeter of the rectangle of dimensions length = " + l + " and breadth = " + b + " is " + rect.perimeter(l,b));10 }11}12solveRect(2,4);13solveRect(3,5);14solveRect(0,5);15solveRect(-3,5);16exports.area = function(x,y) {17 return (x*y);18}19exports.perimeter = function(x,y) {20 return (2*(x+y));21}22{23 "scripts": {24 },25 "dependencies": {},26 "devDependencies": {}27}
Using AI Code Generation
1var rect = require('./wpt.js');2function solveRect(l,b){3 console.log("Solving for rectangle with l = " + l + " and b = " + b);4 if(l <= 0 || b <= 0){5 console.log("Rectangle dimensions should be greater than zero: l = " + l + ", and b = " + b);6 }7 else{8 console.log("The area of the rectangle of dimensions length = " + l + " and breadth = " + b + " is " + rect.area(l,b));9 console.log("The perimeter of the rectangle of dimensions length = " + l + " and breadth = " + b + " is " + rect.perimeter(l,b));10 }11}12solveRect(2,4);13solveRect(3,5);14solveRect(-3,5);
Using AI Code Generation
1var rect = require('./wpt.js');2function solveRect(l,b){3 console.log("Solving for rectangle with l = " + l + " and b = " + b);4 if(l <= 0 || b <= 0){5 console.log("Rectangle dimensions should be greater than zero: l = " + l + ", and b = " + b);6 }7 else{8 console.log("The area of the rectangle of dimensions length = " + l + " and breadth = " + b + " is " + rect.area(l,b));9 console.log("The perimeter of the rectangle of dimensions length = " + l + " and breadth = " + b + " is " + rect.perimeter(l,b));10 }11}12solveRect(2,4);13solveRect(3,5);14solveRect(0,5);15solveRect(-3,5);16exports.perimeter = (x,y) => (2*(x+y));17exports.area = (x,y) => (x*y);18var http = require('http');19Module Description assert Provides functions to test invariants assert.equal(value1, value2, message); assert.notEqual(value1, value2, message);
Using AI Code Generation
1var wpt = require('./wpt.js');2console.log('Area of rectangle = ' + wpt.rectArea(10,20));3console.log('Area of circle = ' + wpt.circleArea(10));4console.log('Area of square = ' + wpt.squareArea(10));5console.log('Area of triangle = ' + wpt.triangleArea(10,20));6console.log('Perimeter of rectangle = ' + wpt.rectanglePerimeter(10,20));7console.log('Perimeter of circle = ' + wpt.circlePerimeter(10));8console.log('Perimeter of square = ' + wpt.squarePerimeter(10));9console.log('Perimeter of triangle = ' + wpt.trianglePerimeter(10,20,30));10console.log('Area of cube = ' + wpt.cubeArea(10));11console.log('Area of sphere = ' + wpt.sphereArea(10));12console.log('Volume of cube = ' + wpt.cubeVolume(10));13console.log('Volume of sphere = ' + wpt.sphereVolume(10));14console.log('Volume of cylinder = ' + wpt.cylinderVolume(10,20));15console.log('Volume of cone = ' + wpt.coneVolume(10,20));16console.log('Surface area of cone = ' + wpt.coneSurfaceArea(10,20));17console.log('Surface area of cylinder = ' + wpt.cylinderSurfaceArea(10,20));
Using AI Code Generation
1var wpt = require('wpt');2var area = wpt.rectArea(10, 20);3console.log(area);4exports.rectArea = function (w, h) {5 return w * h;6};7You can also use the require() method to include core Node.js modules. For example, to include the HTTP module, you can use the following code:8var http = require('http');9The following example shows how you can use the require() method to include a module from a different folder:10var wpt = require('./lib/wpt');11var area = wpt.rectArea(10, 20);12console.log(area);13exports.rectArea = function (w, h) {14 return w * h;15};16You can also use the require() method to include core Node.js modules. For example, to include the HTTP module, you can use the following code:17var http = require('http');18The following example shows how you can use the require() method to include a module from a different folder:19var wpt = require('./lib/wpt');20var area = wpt.rectArea(10, 20);
Using AI Code Generation
1var wpt = require('wpt');2var area = wpt.rectArea(10, 20);3console.log(area);4module.exports = {5 rectArea: function (a, b) {6 return a * b;7 }8};
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