How to use CanvasExtraState method in wpt

Best JavaScript code snippet using wpt

canvas.d.ts

Source:canvas.d.ts

1export class CanvasGraphics {2    constructor(canvasCtx: any, commonObjs: any, objs: any, canvasFactory: any, imageLayer: any, optionalContentConfig: any);3    ctx: any;4    current: CanvasExtraState;5    stateStack: any[];6    pendingClip: {} | null;7    pendingEOFill: boolean;8    res: any;9    xobjs: any;10    commonObjs: any;11    objs: any;12    canvasFactory: any;13    imageLayer: any;14    groupStack: any[];15    processingType3: any;16    baseTransform: any;17    baseTransformStack: any[];18    groupLevel: number;19    smaskStack: any[];20    smaskCounter: number;21    tempSMask: any;22    contentVisible: boolean;23    markedContentStack: any[];24    optionalContentConfig: any;25    cachedCanvases: CachedCanvases;26    cachedPatterns: Map<any, any>;27    _cachedGetSinglePixelWidth: number | null;28    beginDrawing({ transform, viewport, transparency, background, }: {29        transform: any;30        viewport: any;31        transparency?: boolean | undefined;32        background?: any;33    }): void;34    compositeCtx: any;35    transparentCanvas: any;36    _combinedScaleFactor: number | undefined;37    executeOperatorList(operatorList: any, executionStartIdx: any, continueCallback: any, stepper: any): any;38    endDrawing(): void;39    _scaleImage(img: any, inverseTransform: any): {40        img: any;41        paintWidth: any;42        paintHeight: any;43    };44    _createMaskCanvas(img: any): {45        canvas: any;46        offsetX: number;47        offsetY: number;48    };49    setLineWidth(width: any): void;50    setLineCap(style: any): void;51    setLineJoin(style: any): void;52    setMiterLimit(limit: any): void;53    setDash(dashArray: any, dashPhase: any): void;54    setRenderingIntent(intent: any): void;55    setFlatness(flatness: any): void;56    setGState(states: any): void;57    beginSMaskGroup(): void;58    suspendSMaskGroup(): void;59    resumeSMaskGroup(): void;60    endSMaskGroup(): void;61    save(): void;62    restore(): void;63    transform(a: any, b: any, c: any, d: any, e: any, f: any): void;64    constructPath(ops: any, args: any): void;65    closePath(): void;66    stroke(consumePath: any): void;67    closeStroke(): void;68    fill(consumePath: any): void;69    eoFill(): void;70    fillStroke(): void;71    eoFillStroke(): void;72    closeFillStroke(): void;73    closeEOFillStroke(): void;74    endPath(): void;75    clip(): void;76    eoClip(): void;77    beginText(): void;78    endText(): void;79    setCharSpacing(spacing: any): void;80    setWordSpacing(spacing: any): void;81    setHScale(scale: any): void;82    setLeading(leading: any): void;83    setFont(fontRefName: any, size: any): void;84    setTextRenderingMode(mode: any): void;85    setTextRise(rise: any): void;86    moveText(x: any, y: any): void;87    setLeadingMoveText(x: any, y: any): void;88    setTextMatrix(a: any, b: any, c: any, d: any, e: any, f: any): void;89    nextLine(): void;90    paintChar(character: any, x: any, y: any, patternTransform: any, resetLineWidthToOne: any): void;91    pendingTextPaths: any[] | undefined;92    get isFontSubpixelAAEnabled(): any;93    showText(glyphs: any): void;94    showType3Text(glyphs: any): void;95    setCharWidth(xWidth: any, yWidth: any): void;96    setCharWidthAndBounds(xWidth: any, yWidth: any, llx: any, lly: any, urx: any, ury: any): void;97    getColorN_Pattern(IR: any): any;98    setStrokeColorN(...args: any[]): void;99    setFillColorN(...args: any[]): void;100    setStrokeRGBColor(r: any, g: any, b: any): void;101    setFillRGBColor(r: any, g: any, b: any): void;102    _getPattern(objId: any): any;103    shadingFill(objId: any): void;104    beginInlineImage(): void;105    beginImageData(): void;106    paintFormXObjectBegin(matrix: any, bbox: any): void;107    paintFormXObjectEnd(): void;108    beginGroup(group: any): void;109    endGroup(group: any): void;110    beginAnnotations(): void;111    endAnnotations(): void;112    beginAnnotation(id: any, rect: any, transform: any, matrix: any): void;113    endAnnotation(): void;114    paintImageMaskXObject(img: any): void;115    paintImageMaskXObjectRepeat(imgData: any, scaleX: any, skewX: number | undefined, skewY: number | undefined, scaleY: any, positions: any): void;116    paintImageMaskXObjectGroup(images: any): void;117    paintImageXObject(objId: any): void;118    paintImageXObjectRepeat(objId: any, scaleX: any, scaleY: any, positions: any): void;119    paintInlineImageXObject(imgData: any): void;120    paintInlineImageXObjectGroup(imgData: any, map: any): void;121    paintSolidColorImageMask(): void;122    markPoint(tag: any): void;123    markPointProps(tag: any, properties: any): void;124    beginMarkedContent(tag: any): void;125    beginMarkedContentProps(tag: any, properties: any): void;126    endMarkedContent(): void;127    beginCompat(): void;128    endCompat(): void;129    consumePath(): void;130    getSinglePixelWidth(): number;131    getCanvasPosition(x: any, y: any): any[];132    isContentVisible(): boolean;133}134declare class CanvasExtraState {135    alphaIsShape: boolean;136    fontSize: number;137    fontSizeScale: number;138    textMatrix: number[];139    textMatrixScale: number;140    fontMatrix: number[];141    leading: number;142    x: number;143    y: number;144    lineX: number;145    lineY: number;146    charSpacing: number;147    wordSpacing: number;148    textHScale: number;149    textRenderingMode: number;150    textRise: number;151    fillColor: string;152    strokeColor: string;153    patternFill: boolean;154    fillAlpha: number;155    strokeAlpha: number;156    lineWidth: number;157    activeSMask: any;158    resumeSMaskCtx: any;159    transferMaps: any;160    clone(): any;161    setCurrentPoint(x: any, y: any): void;162}163declare class CachedCanvases {164    constructor(canvasFactory: any);165    canvasFactory: any;166    cache: any;167    getCanvas(id: any, width: any, height: any, trackTransform: any): any;168    clear(): void;169}...

watermark1.js

Source:watermark1.js

1// è·åæ°´å°ç©å½¢çé¿ï¼åæå¤§é¿åº¦2const getRectWidth = (ctx, content) => {3  const widthArr = content.map(item => ctx.measureText(item).width)4  const maxWidth = Math.max.apply(null, widthArr)5  return maxWidth6}7// è·åæ°´å°ç©å½¢çå®½8const getRectHeight = (ctx, content, lineY) => {9  const len = content.length10  const height = ctx.measureText('å£').width11  return height * len + lineY * (len - 1)12}13const WATER_NUM = 3014class Watermark {15  constructor(option) {16    this.init(option)17  }18  init(option) {19    const { ctx, commonObjs, canvasExtraState, isThumbnail, viewport } = option20    const { alpha, angle, color, size, watermarkText, rotation, scale } =21      window.watermarkParamObj || {}22    if (!watermarkText) {23      return24    }25    this.content = watermarkText.split('/')26    this.opacity = 1 - alpha27    this.color = color28    this.size = size29    this.offsetX = 3030    this.offsetY = 3031    this.lineY = 1032    this.ctx = ctx33    this.rotate = Number(angle) + 360 + Number(rotation || 0)34    this.scale = scale35    this.commonObjs = commonObjs36    this.canvasExtraState = canvasExtraState37    this.isThumbnail = isThumbnail38    this.viewport = viewport39    this.render(option)40  }41  render() {42    let unitWidth = ''43    let unitHeight = ''44    const {45      content,46      size,47      ctx,48      color,49      opacity,50      lineY,51      rotate,52      scale,53      offsetY,54      offsetX,55      isThumbnail,56    } = this57    const len = content.length58    if (len === 0) {59      return60    }61    ctx.save()62    if (isThumbnail) {63      ctx.setTransform(Number(scale), 0, 0, Number(scale), 0, 0)64    } else {65      ctx.setTransform(1 * 0.1, 0, 0, 1 * 0.1, 0, 0)66    }67    const transformFontSize = size * 268    ctx.font = `${transformFontSize}pt Arial, "PingFangSC-Regular", "microsoft yahei", "å¾®è½¯éé»", "Hiragino Sans GB", sans-serif`69    ctx.textAlign = 'center'70    ctx.textBaseline = 'top'71    ctx.fillStyle = color72    ctx.globalAlpha = opacity73    ctx.rotate((rotate * Math.PI) / 180)74    unitWidth = getRectWidth(ctx, content)75    unitHeight = getRectHeight(ctx, content, lineY)76    const singleHeight = ctx.measureText('å£').width77    const columnNum = WATER_NUM * 278    const rowNum = WATER_NUM * 279    for (let i = 0; i < rowNum; i += 1) {80      const y =81        i > WATER_NUM ? (unitHeight + offsetY) * (i - WATER_NUM) * -1 : (unitHeight + offsetY) * i82      for (let j = 0; j < columnNum; j += 1) {83        const x =84          j > WATER_NUM ? (unitWidth + offsetX) * (j - WATER_NUM) * -1 : (unitWidth + offsetX) * j85        for (let index = 0; index < len; index += 1) {86          const txtY = (index + 1) * (singleHeight + lineY + y)87          ctx.fillText(content[index], x, txtY)88        }89      }90    }91    ctx.rotate((-rotate * Math.PI) / 180)92    ctx.restore()93  }94}...

Using AI Code Generation

1var ctx = document.getElementById('canvas').getContext('2d');2ctx.save();3ctx.fillStyle = 'red';4ctx.fillRect(0, 0, 100, 100);5ctx.save();6ctx.fillStyle = 'blue';7ctx.fillRect(100, 0, 100, 100);8ctx.restore();9ctx.fillRect(200, 0, 100, 100);10ctx.restore();11ctx.fillRect(300, 0, 100, 100);12ctx.restore();13ctx.fillRect(400, 0, 100, 100);14ctx.restore();15ctx.fillRect(500, 0, 100, 100);16var ctx = document.getElementById('canvas').getContext('2d');17ctx.save();18ctx.fillStyle = 'red';19ctx.fillRect(0, 0, 100, 100);20ctx.save();21ctx.fillStyle = 'blue';22ctx.fillRect(100, 0, 100, 100);23ctx.restore();24ctx.fillRect(200, 0, 100, 100);25ctx.restore();26ctx.fillRect(300, 0, 100, 100);27ctx.restore();28ctx.fillRect(400, 0, 100, 100);29ctx.restore();30ctx.fillRect(500, 0, 100, 100);31var ctx = document.getElementById('canvas').getContext('2d');32ctx.save();33ctx.fillStyle = 'red';34ctx.fillRect(0, 0, 100, 100);35ctx.save();36ctx.fillStyle = 'blue';37ctx.fillRect(100, 0, 100, 100);38ctx.restore();39ctx.fillRect(200, 0, 100, 100);40ctx.restore();41ctx.fillRect(300, 0, 100, 100);42ctx.restore();43ctx.fillRect(400, 0, 100, 100);44ctx.restore();45ctx.fillRect(500, 0, 100, 100);46var ctx = document.getElementById('canvas').getContext('2d');47ctx.save();48ctx.fillStyle = 'red';49ctx.fillRect(0, 0, 100, 100);50ctx.save();51ctx.fillStyle = 'blue';52ctx.fillRect(100, 0, 100, 100);53ctx.restore();54ctx.fillRect(200, 0, 100, 100);55ctx.restore();

Using AI Code Generation

1var canvas = document.getElementById('canvas');2var ctx = canvas.getContext('2d');3var state = new CanvasExtraState(ctx);4state.save();5state.beginPath();6state.moveTo(10, 10);7state.lineTo(100, 100);8state.stroke();9state.restore();

Using AI Code Generation

1var wptools = require('wptools');2var CanvasExtraState = wptools.CanvasExtraState;3var canvasExtraState = new CanvasExtraState();4canvasExtraState.setState({5});6canvasExtraState.setState({7});8var currentState = canvasExtraState.getState();9console.log(currentState);

Using AI Code Generation

1var canvas = new Canvas(500, 500);2var ctx = canvas.getContext('2d');3ctx.fillStyle = 'green';4ctx.fillRect(0, 0, 500, 500);5ctx.save();6ctx.fillStyle = 'blue';7ctx.fillRect(0, 0, 250, 250);8ctx.fillRect(250, 250, 250, 250);9ctx.restore();10ctx.save();11ctx.fillStyle = 'red';12ctx.fillRect(250, 0, 250, 250);13ctx.fillRect(0, 250, 250, 250);14ctx.restore();15ctx.save();16ctx.fillStyle = 'yellow';17ctx.fillRect(125, 125, 250, 250);18ctx.restore();19ctx.save();20ctx.fillStyle = 'purple';21ctx.fillRect(125, 125, 250, 250);22ctx.restore();23ctx.save();24ctx.fillStyle = 'orange';25ctx.fillRect(125, 125, 250, 250);26ctx.restore();27ctx.save();28ctx.fillStyle = 'white';29ctx.fillRect(125, 125, 250, 250);30ctx.restore();31ctx.save();32ctx.fillStyle = 'black';33ctx.fillRect(125, 125, 250, 250);34ctx.restore();35ctx.save();36ctx.fillStyle = 'grey';37ctx.fillRect(125, 125, 250, 250);38ctx.restore();39ctx.save();40ctx.fillStyle = 'pink';41ctx.fillRect(125, 125, 250, 250);42ctx.restore();43ctx.save();44ctx.fillStyle = 'brown';45ctx.fillRect(125, 125, 250, 250);46ctx.restore();47ctx.save();48ctx.fillStyle = 'cyan';49ctx.fillRect(125, 125, 250, 250);50ctx.restore();51ctx.save();52ctx.fillStyle = 'magenta';53ctx.fillRect(125, 125, 250, 250);54ctx.restore();55canvas.createPNGStream().pipe(fs.createWriteStream('test.png'));

Using AI Code Generation

1var wptools = require('wptools');2var tools = new wptools();3tools.CanvasExtraState('test.pdf', function(err, res) {4    if (err) {5        console.log(err);6    } else {7        console.log(res);8    }9});10{"error":null,"output":"<canvas> elements in the PDF file:\n\n<canvas> element 1\n\n<canvas> element 2\n\n<canvas> element 3\n\n<canvas> element 4\n\n<canvas> element 5\n\n<canvas> element 6\n\n<canvas> element 7\n\n<canvas> element 8\n\n<canvas> element 9\n\n<canvas> element 10\n\n<canvas> element 11\n\n<canvas> element 12\n\n<canvas> element 13\n\n<canvas> element 14\n\n<canvas> element 15\n\n<canvas> element 16\n\n<canvas> element 17\n\n<canvas> element 18\n\n<canvas> element 19\n\n<canvas> element 20\n\n<canvas> element 21\n\n<canvas> element 22\n\n<canvas> element 23\n\n<canvas> element 24\n\n<canvas> element 25\n\n<canvas> element 26\n\n<canvas> element 27\n\n<canvas> element 28\n\n<canvas> element 29\n\n<canvas> element 30\n\n<canvas> element 31\n\n<canvas> element 32\n\n<canvas> element 33\n\n<canvas> element 34\n\n<canvas> element 35\n\n<canvas> element 36\n\n<canvas> element 37\n\n<canvas> element 38\n\n<canvas> element 39\n\n<canvas> element 40\n\n<canvas> element 41\n\n<canvas> element 42\n\n<canvas> element 43\n\n<canvas> element 44\n\n<canvas> element 45\n\n<canvas> element 46\n\n<canvas> element 47\n\n<canvas> element

Using AI Code Generation

1var wptools = require("wptools");2var canvas = new wptools.CanvasExtraState("test.png");3canvas.save();4canvas.setFillColor(255, 0, 0);5canvas.setLineWidth(5);6canvas.drawLine(0, 0, 100, 100);7canvas.restore();8canvas.save();9canvas.setFillColor(0, 255, 0);10canvas.drawLine(100, 0, 0, 100);11canvas.restore();12canvas.save();13canvas.setFillColor(0, 0, 255);14canvas.setLineWidth(1);15canvas.drawLine(0, 0, 100, 100);16canvas.restore();17canvas.save();18canvas.setFillColor(0, 0, 0);19canvas.drawLine(100, 0, 0, 100);20canvas.restore();21canvas.save();22canvas.setFillColor(255, 255, 0);23canvas.setLineWidth(5);24canvas.drawLine(0, 0, 100, 100);25canvas.restore();26canvas.save();27canvas.setFillColor(0, 255, 255);28canvas.drawLine(100, 0, 0, 100);29canvas.restore();30canvas.save();31canvas.setFillColor(255, 0, 255);32canvas.setLineWidth(1);33canvas.drawLine(0, 0, 100, 100);34canvas.restore();35canvas.save();36canvas.setFillColor(255, 255, 255);37canvas.drawLine(100, 0, 0, 100);38canvas.restore();39canvas.save();40canvas.setFillColor(127, 127, 127);41canvas.setLineWidth(5);42canvas.drawLine(0, 0, 100, 100);43canvas.restore();44canvas.save();45canvas.setFillColor(127, 127, 127);46canvas.drawLine(100, 0, 0, 100);47canvas.restore();48canvas.save();49canvas.setFillColor(127, 127, 127);50canvas.setLineWidth(1);51canvas.drawLine(0, 0, 100, 100);52canvas.restore();53canvas.save();54canvas.setFillColor(127, 127, 127);55canvas.drawLine(100, 0, 0, 100);56canvas.restore();57canvas.save();58canvas.setFillColor(255, 255, 255);59canvas.setLineWidth(5);60canvas.drawLine(0, 0, 100, 100);61canvas.restore();62canvas.save();63canvas.setFillColor(255, 255, 255

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.