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How to use buildPaintImageXObject method in wpt

Best JavaScript code snippet using wpt

evaluator.js

Source:evaluator.js

...149        // page.150        insertDependency([loadedName]);151        return loadedName;152      }153      function buildPaintImageXObject(image, inline) {154        var dict = image.dict;155        var w = dict.get('Width', 'W');156        var h = dict.get('Height', 'H');157        if (image instanceof JpegStream && image.isNative) {158          var objId = 'img_' + uniquePrefix + (++self.objIdCounter);159          handler.send('obj', [objId, 'JpegStream', image.getIR()]);160          // Add the dependency on the image object.161          insertDependency([objId]);162          // The normal fn.163          fn = 'paintJpegXObject';164          args = [objId, w, h];165          return;166        }167        // Needs to be rendered ourself.168        // Figure out if the image has an imageMask.169        var imageMask = dict.get('ImageMask', 'IM') || false;170        // If there is no imageMask, create the PDFImage and a lot171        // of image processing can be done here.172        if (!imageMask) {173          var imageObj = new PDFImage(xref, resources, image, inline);174          if (imageObj.imageMask) {175            throw 'Can\'t handle this in the web worker :/';176          }177          var imgData = {178            width: w,179            height: h,180            data: new Uint8Array(w * h * 4)181          };182          var pixels = imgData.data;183          imageObj.fillRgbaBuffer(pixels, imageObj.decode);184          fn = 'paintImageXObject';185          args = [imgData];186          return;187        }188        // This depends on a tmpCanvas beeing filled with the189        // current fillStyle, such that processing the pixel190        // data can't be done here. Instead of creating a191        // complete PDFImage, only read the information needed192        // for later.193        fn = 'paintImageMaskXObject';194        var width = dict.get('Width', 'W');195        var height = dict.get('Height', 'H');196        var bitStrideLength = (width + 7) >> 3;197        var imgArray = image.getBytes(bitStrideLength * height);198        var decode = dict.get('Decode', 'D');199        var inverseDecode = !!decode && decode[0] > 0;200        args = [imgArray, inverseDecode, width, height];201      }202      uniquePrefix = uniquePrefix || '';203      if (!queue.argsArray) {204        queue.argsArray = [];205      }206      if (!queue.fnArray) {207        queue.fnArray = [];208      }209      var fnArray = queue.fnArray, argsArray = queue.argsArray;210      var dependencyArray = dependency || [];211      resources = xref.fetchIfRef(resources) || new Dict();212      var xobjs = xref.fetchIfRef(resources.get('XObject')) || new Dict();213      var patterns = xref.fetchIfRef(resources.get('Pattern')) || new Dict();214      var parser = new Parser(new Lexer(stream), false);215      var res = resources;216      var args = [], obj;217      var getObjBt = function getObjBt() {218        parser = this.oldParser;219        return { name: 'BT' };220      };221      var TILING_PATTERN = 1, SHADING_PATTERN = 2;222      while (!isEOF(obj = parser.getObj())) {223        if (isCmd(obj)) {224          var cmd = obj.cmd;225          var fn = OP_MAP[cmd];226          if (!fn) {227            // invalid content command, trying to recover228            if (cmd.substr(-2) == 'BT') {229              fn = OP_MAP[cmd.substr(0, cmd.length - 2)];230              // feeding 'BT' on next interation231              parser = {232                getObj: getObjBt,233                oldParser: parser234              };235            }236          }237          assertWellFormed(fn, 'Unknown command "' + cmd + '"');238          // TODO figure out how to type-check vararg functions239          if ((cmd == 'SCN' || cmd == 'scn') && !args[args.length - 1].code) {240            // Use the IR version for setStroke/FillColorN.241            fn += '_IR';242            // compile tiling patterns243            var patternName = args[args.length - 1];244            // SCN/scn applies patterns along with normal colors245            if (isName(patternName)) {246              var pattern = xref.fetchIfRef(patterns.get(patternName.name));247              if (pattern) {248                var dict = isStream(pattern) ? pattern.dict : pattern;249                var typeNum = dict.get('PatternType');250                if (typeNum == TILING_PATTERN) {251                  // Create an IR of the pattern code.252                  var depIdx = dependencyArray.length;253                  var queueObj = {};254                  var codeIR = this.getIRQueue(pattern, dict.get('Resources'),255                                               queueObj, dependencyArray);256                  // Add the dependencies that are required to execute the257                  // codeIR.258                  insertDependency(dependencyArray.slice(depIdx));259                  args = TilingPattern.getIR(codeIR, dict, args);260                }261                else if (typeNum == SHADING_PATTERN) {262                  var shading = xref.fetchIfRef(dict.get('Shading'));263                  var matrix = dict.get('Matrix');264                  var pattern = Pattern.parseShading(shading, matrix, xref, res,265                                                                  null /*ctx*/);266                  args = pattern.getIR();267                } else {268                  error('Unkown PatternType ' + typeNum);269                }270              }271            }272          } else if (cmd == 'Do' && !args[0].code) {273            // eagerly compile XForm objects274            var name = args[0].name;275            var xobj = xobjs.get(name);276            if (xobj) {277              xobj = xref.fetchIfRef(xobj);278              assertWellFormed(isStream(xobj), 'XObject should be a stream');279              var type = xobj.dict.get('Subtype');280              assertWellFormed(281                isName(type),282                'XObject should have a Name subtype'283              );284              if ('Form' == type.name) {285                var matrix = xobj.dict.get('Matrix');286                var bbox = xobj.dict.get('BBox');287                fnArray.push('paintFormXObjectBegin');288                argsArray.push([matrix, bbox]);289                // This adds the IRQueue of the xObj to the current queue.290                var depIdx = dependencyArray.length;291                this.getIRQueue(xobj, xobj.dict.get('Resources'), queue,292                                dependencyArray);293               // Add the dependencies that are required to execute the294               // codeIR.295               insertDependency(dependencyArray.slice(depIdx));296                fn = 'paintFormXObjectEnd';297                args = [];298              } else if ('Image' == type.name) {299                buildPaintImageXObject(xobj, false);300              } else {301                error('Unhandled XObject subtype ' + type.name);302              }303            }304          } else if (cmd == 'Tf') { // eagerly collect all fonts305            args[0] = handleSetFont(args[0].name);306          } else if (cmd == 'EI') {307            buildPaintImageXObject(args[0], true);308          }309          switch (fn) {310            // Parse the ColorSpace data to a raw format.311            case 'setFillColorSpace':312            case 'setStrokeColorSpace':313              args = [ColorSpace.parseToIR(args[0], xref, resources)];314              break;315            case 'shadingFill':316              var shadingRes = xref.fetchIfRef(res.get('Shading'));317              if (!shadingRes)318                error('No shading resource found');319              var shading = xref.fetchIfRef(shadingRes.get(args[0].name));320              if (!shading)321                error('No shading object found');...

Using AI Code Generation

1var wptools = require('./wptools');2var fs = require('fs');3var path = require('path');4var pdfkit = require('pdfkit');5var doc = new pdfkit();6var text = 'This is my text';7doc.pipe(fs.createWriteStream('output.pdf'));8wptools.buildPaintImageXObject(doc, text, function (err, imageXObject) {9    if (err) {10        console.log(err);11    } else {12        var width = imageXObject.width;13        var height = imageXObject.height;14        var x = 0;15        var y = 0;16        doc.image(imageXObject, x, y, {width: width, height: height});17        doc.end();18    }19});

Using AI Code Generation

1var win = Ti.UI.createWindow({2});3var view = Ti.UI.createView({4});5var view2 = Ti.UI.createView({6});7view.add(view2);8var label = Ti.UI.createLabel({9});10view2.add(label);11win.add(view);12win.open();13var img = Ti.UI.createImageView({14});15win.add(img);16var texture = Ti.UI.createTexture({17});18var paint = Ti.UI.createPaint();19paint.shader = Ti.UI.createShader({20	startPoint: { x:0, y:0 },21	endPoint: { x:1, y:1 }22});23var paint2 = Ti.UI.createPaint();24paint2.shader = Ti.UI.createShader({25	startPoint: { x:0, y:0 },26	endPoint: { x:1, y:1 }27});28var paint3 = Ti.UI.createPaint();29paint3.shader = Ti.UI.createShader({30	startPoint: { x:0, y:0 },31	endPoint: { x:1, y:1 }32});33var paint4 = Ti.UI.createPaint();34paint4.shader = Ti.UI.createShader({35	startPoint: { x:0, y:0 },36	endPoint: { x:1, y:1 }37});38var paint5 = Ti.UI.createPaint();39paint5.shader = Ti.UI.createShader({40	startPoint: { x:0, y:0 },41	endPoint: { x:1, y:1 }42});43var paint6 = Ti.UI.createPaint();44paint6.shader = Ti.UI.createShader({

Using AI Code Generation

1var wptPdf = require('./wptPdf');2var fs = require('fs');3var pdf = new wptPdf();4var img = fs.readFileSync('./test-image.png');5var xobject = pdf.buildPaintImageXObject(img, 0, 0, 100, 100);6var page = pdf.addPage();7page.addContent(xobject);8pdf.writeToFile('test.pdf');9### wptPdf(options)10### .addPage()11### .writeToFile(path)12### .writeToStream(stream)13### .addContent(content)14### .addText(text, x, y, options)

Using AI Code Generation

1var wptools = require('wptools');2var fs = require('fs');3var pdfDoc = new wptools.PDFDocument();4var page = pdfDoc.addPage();5var imageXObject = wptools.buildPaintImageXObject('test.png');6page.drawXObject(imageXObject, 0, 0, 612, 792);7fs.writeFileSync('test.pdf', pdfDoc.asBuffer());

Using AI Code Generation

1var wptext = require('wptext');2var fs = require('fs');3var pdf = new wptext.PDFDocument();4pdf.pipe(fs.createWriteStream('test.pdf'));5pdf.addPage();6var img = fs.readFileSync('test.jpg');7pdf.buildPaintImageXObject(img, 0, 0, 100, 100);8pdf.end();

Using AI Code Generation

1var wptext = require("wptext");2var path = require("path");3var fs = require("fs");4var pdf = require("pdfkit");5var doc = new pdf();6var text = "Hello World";7var font = path.join(__dirname, "fonts", "times.ttf");8var fontSize = 30;9var x = 100;10var y = 50;11var encoding = "utf8";12var options = {13};14var xobject = wptext.buildPaintImageXObject(text, options);15doc.pipe(fs.createWriteStream("output.pdf"));16doc.image(xobject, x, y, {17});18doc.end();19### buildPaintImageXObject(text, options)

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