How to use compileCharString method in wpt

Best JavaScript code snippet using wpt

font_renderer.js

Source:font_renderer.js

...277        startPoint = endPoint + 1;278      }279    }280  }281  function compileCharString(code, js, font) {282    var stack = [];283    var x = 0, y = 0;284    var stems = 0;285    function moveTo(x, y) {286      js.push('c.moveTo(' + x + ',' + y + ');');287    }288    function lineTo(x, y) {289      js.push('c.lineTo(' + x + ',' + y + ');');290    }291    function bezierCurveTo(x1, y1, x2, y2, x, y) {292      js.push('c.bezierCurveTo(' + x1 + ',' + y1 + ',' + x2 + ',' + y2 + ',' +293                                   x + ',' + y + ');');294    }295    function parse(code) {296      var i = 0;297      while (i < code.length) {298        var stackClean = false;299        var v = code[i++];300        var xa, xb, ya, yb, y1, y2, y3, n, subrCode;301        switch (v) {302          case 1: // hstem303            stems += stack.length >> 1;304            stackClean = true;305            break;306          case 3: // vstem307            stems += stack.length >> 1;308            stackClean = true;309            break;310          case 4: // vmoveto311            y += stack.pop();312            moveTo(x, y);313            stackClean = true;314            break;315          case 5: // rlineto316            while (stack.length > 0) {317              x += stack.shift();318              y += stack.shift();319              lineTo(x, y);320            }321            break;322          case 6: // hlineto323            while (stack.length > 0) {324              x += stack.shift();325              lineTo(x, y);326              if (stack.length === 0) {327                break;328              }329              y += stack.shift();330              lineTo(x, y);331            }332            break;333          case 7: // vlineto334            while (stack.length > 0) {335              y += stack.shift();336              lineTo(x, y);337              if (stack.length === 0) {338                break;339              }340              x += stack.shift();341              lineTo(x, y);342            }343            break;344          case 8: // rrcurveto345            while (stack.length > 0) {346              xa = x + stack.shift(); ya = y + stack.shift();347              xb = xa + stack.shift(); yb = ya + stack.shift();348              x = xb + stack.shift(); y = yb + stack.shift();349              bezierCurveTo(xa, ya, xb, yb, x, y);350            }351            break;352          case 10: // callsubr353            n = stack.pop() + font.subrsBias;354            subrCode = font.subrs[n];355            if (subrCode) {356              parse(subrCode);357            }358            break;359          case 11: // return360            return;361          case 12:362            v = code[i++];363            switch (v) {364              case 34: // flex365                xa = x + stack.shift();366                xb = xa + stack.shift(); y1 = y + stack.shift();367                x = xb + stack.shift();368                bezierCurveTo(xa, y, xb, y1, x, y1);369                xa = x + stack.shift();370                xb = xa + stack.shift();371                x = xb + stack.shift();372                bezierCurveTo(xa, y1, xb, y, x, y);373                break;374              case 35: // flex375                xa = x + stack.shift(); ya = y + stack.shift();376                xb = xa + stack.shift(); yb = ya + stack.shift();377                x = xb + stack.shift(); y = yb + stack.shift();378                bezierCurveTo(xa, ya, xb, yb, x, y);379                xa = x + stack.shift(); ya = y + stack.shift();380                xb = xa + stack.shift(); yb = ya + stack.shift();381                x = xb + stack.shift(); y = yb + stack.shift();382                bezierCurveTo(xa, ya, xb, yb, x, y);383                stack.pop(); // fd384                break;385              case 36: // hflex1386                xa = x + stack.shift(); y1 = y + stack.shift();387                xb = xa + stack.shift(); y2 = y1 + stack.shift();388                x = xb + stack.shift();389                bezierCurveTo(xa, y1, xb, y2, x, y2);390                xa = x + stack.shift();391                xb = xa + stack.shift(); y3 = y2 + stack.shift();392                x = xb + stack.shift();393                bezierCurveTo(xa, y2, xb, y3, x, y);394                break;395              case 37: // flex1396                var x0 = x, y0 = y;397                xa = x + stack.shift(); ya = y + stack.shift();398                xb = xa + stack.shift(); yb = ya + stack.shift();399                x = xb + stack.shift(); y = yb + stack.shift();400                bezierCurveTo(xa, ya, xb, yb, x, y);401                xa = x + stack.shift(); ya = y + stack.shift();402                xb = xa + stack.shift(); yb = ya + stack.shift();403                x = xb; y = yb;404                if (Math.abs(x - x0) > Math.abs(y - y0)) {405                  x += stack.shift();406                } else  {407                  y += stack.shift();408                }409                bezierCurveTo(xa, ya, xb, yb, x, y);410                break;411              default:412                error('unknown operator: 12 ' + v);413            }414            break;415          case 14: // endchar416            if (stack.length >= 4) {417              var achar = stack.pop();418              var bchar = stack.pop();419              y = stack.pop();420              x = stack.pop();421              js.push('c.save();');422              js.push('c.translate('+ x + ',' + y + ');');423              var gid = lookupCmap(font.cmap, String.fromCharCode(424                font.glyphNameMap[Encodings.StandardEncoding[achar]]));425              compileCharString(font.glyphs[gid], js, font);426              js.push('c.restore();');427              gid = lookupCmap(font.cmap, String.fromCharCode(428                font.glyphNameMap[Encodings.StandardEncoding[bchar]]));429              compileCharString(font.glyphs[gid], js, font);430            }431            return;432          case 18: // hstemhm433            stems += stack.length >> 1;434            stackClean = true;435            break;436          case 19: // hintmask437            stems += stack.length >> 1;438            i += (stems + 7) >> 3;439            stackClean = true;440            break;441          case 20: // cntrmask442            stems += stack.length >> 1;443            i += (stems + 7) >> 3;444            stackClean = true;445            break;446          case 21: // rmoveto447            y += stack.pop();448            x += stack.pop();449            moveTo(x, y);450            stackClean = true;451            break;452          case 22: // hmoveto453            x += stack.pop();454            moveTo(x, y);455            stackClean = true;456            break;457          case 23: // vstemhm458            stems += stack.length >> 1;459            stackClean = true;460            break;461          case 24: // rcurveline462            while (stack.length > 2) {463              xa = x + stack.shift(); ya = y + stack.shift();464              xb = xa + stack.shift(); yb = ya + stack.shift();465              x = xb + stack.shift(); y = yb + stack.shift();466              bezierCurveTo(xa, ya, xb, yb, x, y);467            }468            x += stack.shift();469            y += stack.shift();470            lineTo(x, y);471            break;472          case 25: // rlinecurve473            while (stack.length > 6) {474              x += stack.shift();475              y += stack.shift();476              lineTo(x, y);477            }478            xa = x + stack.shift(); ya = y + stack.shift();479            xb = xa + stack.shift(); yb = ya + stack.shift();480            x = xb + stack.shift(); y = yb + stack.shift();481            bezierCurveTo(xa, ya, xb, yb, x, y);482            break;483          case 26: // vvcurveto484            if (stack.length % 2) {485              x += stack.shift();486            }487            while (stack.length > 0) {488              xa = x; ya = y + stack.shift();489              xb = xa + stack.shift(); yb = ya + stack.shift();490              x = xb; y = yb + stack.shift();491              bezierCurveTo(xa, ya, xb, yb, x, y);492            }493            break;494          case 27: // hhcurveto495            if (stack.length % 2) {496              y += stack.shift();497            }498            while (stack.length > 0) {499              xa = x + stack.shift(); ya = y;500              xb = xa + stack.shift(); yb = ya + stack.shift();501              x = xb + stack.shift(); y = yb;502              bezierCurveTo(xa, ya, xb, yb, x, y);503            }504            break;505          case 28:506            stack.push(((code[i] << 24) | (code[i + 1] << 16)) >> 16);507            i += 2;508            break;509          case 29: // callgsubr510            n = stack.pop() + font.gsubrsBias;511            subrCode = font.gsubrs[n];512            if (subrCode) {513              parse(subrCode);514            }515            break;516          case 30: // vhcurveto517            while (stack.length > 0) {518              xa = x; ya = y + stack.shift();519              xb = xa + stack.shift(); yb = ya + stack.shift();520              x = xb + stack.shift();521              y = yb + (stack.length === 1 ? stack.shift() : 0);522              bezierCurveTo(xa, ya, xb, yb, x, y);523              if (stack.length === 0) {524                break;525              }526              xa = x + stack.shift(); ya = y;527              xb = xa + stack.shift(); yb = ya + stack.shift();528              y = yb + stack.shift();529              x = xb + (stack.length === 1 ? stack.shift() : 0);530              bezierCurveTo(xa, ya, xb, yb, x, y);531            }532            break;533          case 31: // hvcurveto534            while (stack.length > 0) {535              xa = x + stack.shift(); ya = y;536              xb = xa + stack.shift(); yb = ya + stack.shift();537              y = yb + stack.shift();538              x = xb + (stack.length === 1 ? stack.shift() : 0);539              bezierCurveTo(xa, ya, xb, yb, x, y);540              if (stack.length === 0) {541                break;542              }543              xa = x; ya = y + stack.shift();544              xb = xa + stack.shift(); yb = ya + stack.shift();545              x = xb + stack.shift();546              y = yb + (stack.length === 1 ? stack.shift() : 0);547              bezierCurveTo(xa, ya, xb, yb, x, y);548            }549            break;550          default:551            if (v < 32) {552              error('unknown operator: ' + v);553            }554            if (v < 247) {555              stack.push(v - 139);556            } else if (v < 251) {557              stack.push((v - 247) * 256 + code[i++] + 108);558            } else if (v < 255) {559              stack.push(-(v - 251) * 256 - code[i++] - 108);560            } else {561              stack.push(((code[i] << 24) | (code[i + 1] << 16) |562                         (code[i + 2] << 8) | code[i + 3]) / 65536);563              i += 4;564            }565            break;566        }567        if (stackClean) {568          stack.length = 0;569        }570      }571    }572    parse(code);573  }574  var noop = '';575  function CompiledFont(fontMatrix) {576    this.compiledGlyphs = {};577    this.fontMatrix = fontMatrix;578  }579  CompiledFont.prototype = {580    getPathJs: function (unicode) {581      var gid = lookupCmap(this.cmap, unicode);582      var fn = this.compiledGlyphs[gid];583      if (!fn) {584        this.compiledGlyphs[gid] = fn = this.compileGlyph(this.glyphs[gid]);585      }586      return fn;587    },588    compileGlyph: function (code) {589      if (!code || code.length === 0 || code[0] === 14) {590        return noop;591      }592      var js = [];593      js.push('c.save();');594      js.push('c.transform(' + this.fontMatrix.join(',') + ');');595      js.push('c.scale(size, -size);');596      this.compileGlyphImpl(code, js);597      js.push('c.restore();');598      return js.join('\n');599    },600    compileGlyphImpl: function () {601      error('Children classes should implement this.');602    },603    hasBuiltPath: function (unicode) {604      var gid = lookupCmap(this.cmap, unicode);605      return gid in this.compiledGlyphs;606    }607  };608  function TrueTypeCompiled(glyphs, cmap, fontMatrix) {609    fontMatrix = fontMatrix || [0.000488, 0, 0, 0.000488, 0, 0];610    CompiledFont.call(this, fontMatrix);611    this.glyphs = glyphs;612    this.cmap = cmap;613    this.compiledGlyphs = [];614  }615  Util.inherit(TrueTypeCompiled, CompiledFont, {616    compileGlyphImpl: function (code, js) {617      compileGlyf(code, js, this);618    }619  });620  function Type2Compiled(cffInfo, cmap, fontMatrix, glyphNameMap) {621    fontMatrix = fontMatrix || [0.001, 0, 0, 0.001, 0, 0];622    CompiledFont.call(this, fontMatrix);623    this.glyphs = cffInfo.glyphs;624    this.gsubrs = cffInfo.gsubrs || [];625    this.subrs = cffInfo.subrs || [];626    this.cmap = cmap;627    this.glyphNameMap = glyphNameMap || GlyphsUnicode;628    this.compiledGlyphs = [];629    this.gsubrsBias = (this.gsubrs.length < 1240 ?630                       107 : (this.gsubrs.length < 33900 ? 1131 : 32768));631    this.subrsBias = (this.subrs.length < 1240 ?632                      107 : (this.subrs.length < 33900 ? 1131 : 32768));633  }634  Util.inherit(Type2Compiled, CompiledFont, {635    compileGlyphImpl: function (code, js) {636      compileCharString(code, js, this);637    }638  });639  return {640    create: function FontRendererFactory_create(font) {641      var data = new Uint8Array(font.data);642      var cmap, glyf, loca, cff, indexToLocFormat, unitsPerEm;643      var numTables = getUshort(data, 4);644      for (var i = 0, p = 12; i < numTables; i++, p += 16) {645        var tag = bytesToString(data.subarray(p, p + 4));646        var offset = getLong(data, p + 8);647        var length = getLong(data, p + 12);648        switch (tag) {649          case 'cmap':650            cmap = parseCmap(data, offset, offset + length);...

Using AI Code Generation

1var wptoolkit = require('wptoolkit');2var charString = wptoolkit.compileCharString('hello world');3console.log(charString);4var wptoolkit = require('wptoolkit');5var charString = wptoolkit.compileCharString('hello world');6console.log(charString);7var wptoolkit = require('wptoolkit');8var charString = wptoolkit.compileCharString('hello world');9console.log(charString);10var wptoolkit = require('wptoolkit');11var charString = wptoolkit.compileCharString('hello world');12console.log(charString);13var wptoolkit = require('wptoolkit');14var charString = wptoolkit.compileCharString('hello world');15console.log(charString);16var wptoolkit = require('wptoolkit');17var charString = wptoolkit.compileCharString('hello world');18console.log(charString);19var wptoolkit = require('wptoolkit');20var charString = wptoolkit.compileCharString('hello world');21console.log(charString);22var wptoolkit = require('wptoolkit');23var charString = wptoolkit.compileCharString('hello world');24console.log(charString);25var wptoolkit = require('wptoolkit');26var charString = wptoolkit.compileCharString('hello world');27console.log(charString);28var wptoolkit = require('wptoolkit');

Using AI Code Generation

1var wptext = require('wptext');2var text = 'Hello World!';3var compiled = wptext.compileCharString(text);4console.log(compiled);5var wptext = require('wptext');6var text = 'Hello World!';7var compiled = wptext.compileCharString(text);8console.log(compiled);9var wptext = require('wptext');10var text = 'Hello World!';11var compiled = wptext.compileCharString(text);12console.log(compiled);13var wptext = require('wptext');14var text = 'Hello World!';15var compiled = wptext.compileCharString(text);16console.log(compiled);17var wptext = require('wptext');18var text = 'Hello World!';19var compiled = wptext.compileCharString(text);20console.log(compiled);21var wptext = require('wptext');22var text = 'Hello World!';23var compiled = wptext.compileCharString(text);24console.log(compiled);25var wptext = require('wptext');26var text = 'Hello World!';27var compiled = wptext.compileCharString(text);28console.log(compiled);29var wptext = require('wptext');30var text = 'Hello World!';31var compiled = wptext.compileCharString(text);32console.log(compiled);33var wptext = require('wptext');34var text = 'Hello World!';35var compiled = wptext.compileCharString(text);36console.log(compiled);37var wptext = require('wptext');38var text = 'Hello World!';39var compiled = wptext.compileCharString(text);40console.log(compiled);

Using AI Code Generation

1var wpTextConverter = require('wp-text-converter');2var fs = require('fs');3var data = fs.readFileSync('test.txt', 'utf8');4var compiled = wpTextConverter.compileCharString(data);5console.log(compiled);6var wpTextConverter = require('wp-text-converter');7var fs = require('fs');8var data = fs.readFileSync('test.txt', 'utf8');9var compiled = wpTextConverter.compileCharString(data);10console.log(compiled);11var wpTextConverter = require('wp-text-converter');12var fs = require('fs');13var data = fs.readFileSync('test.txt', 'utf8');14var compiled = wpTextConverter.compileCharString(data);15console.log(compiled);16var wpTextConverter = require('wp-text-converter');17var fs = require('fs');18var data = fs.readFileSync('test.txt', 'utf8');19var compiled = wpTextConverter.compileCharString(data);20console.log(compiled);21var wpTextConverter = require('wp-text-converter');22var fs = require('fs');23var data = fs.readFileSync('test.txt', 'utf8');24var compiled = wpTextConverter.compileCharString(data);25console.log(compiled);26var wpTextConverter = require('wp-text-converter');27var fs = require('fs');28var data = fs.readFileSync('test.txt', 'utf8');29var compiled = wpTextConverter.compileCharString(data);30console.log(compiled);31var wpTextConverter = require('wp-text-converter');32var fs = require('fs');33var data = fs.readFileSync('test.txt', 'utf8');34var compiled = wpTextConverter.compileCharString(data);35console.log(compiled);36var wpTextConverter = require('wp-text-converter');37var fs = require('fs');

Using AI Code Generation

1const wptools = require('wptools');2var cs = wptools.compileCharString("Hello World!");3console.log(cs);4var canvas = document.getElementById('canvas');5var ctx = canvas.getContext('2d');6ctx.font = "30px Arial";7ctx.fillText(cs,10,50);

Using AI Code Generation

1var encoder = new TextEncoder();2var buffer = encoder.encode("Hello World");3var module = new WebAssembly.Module(buffer);4var module = await WebAssembly.compileStreaming("Hello World");5var instance = await WebAssembly.instantiateStreaming("Hello World");6var instance = await WebAssembly.instantiateStreaming("Hello World", { js: { import1: function() { return 1; }, import2: function() { return 2; } } });7var instance = await WebAssembly.instantiateStreaming("Hello World", { js: { import1: function() { return 1; }, import2: function() { return 2; } } }, { js: { import1: function() { return 1; }, import2: function() { return 2; } } });8var instance = await WebAssembly.instantiateStreaming("Hello World", { js: { import1: function() { return 1; }, import2: function() { return 2; } } }, { js: { import1: function() { return 1; }, import2: function() { return 2; } } });9var instance = await WebAssembly.instantiateStreaming("Hello World", { js: { import1: function() { return 1; }, import2: function() { return 2; } } }, { js: { import1: function() { return 1; }, import2: function() { return 2; }

Using AI Code Generation

1var text = new wpText();2var textString = 'Hello World';3var textObject = text.compileCharString(textString);4text.drawText(textObject);5function wpText() {6  this.textSize = 10;7  this.fontFamily = 'Arial';8  this.fontWeight = 'normal';9  this.fontStyle = 'normal';10  this.color = '#000000';11  this.textAlign = 'left';12  this.textBaseline = 'bottom';13  this.textDecoration = 'none';14  this.textShadow = 'none';15  this.lineHeight = 0;16  this.letterSpacing = 0;17  this.textIndent = 0;18  this.textTransform = 'none';19  this.wordSpacing = 0;20  this.textDirection = 'ltr';21  this.unicodeBidi = 'normal';22}23wpText.prototype.compileCharString = function (textString) {24  var textObject = {25    textArray: textString.split(''),26  };27  for (var i = 0; i < textObject.textLength; i++) {28    var charObject = {29    };30    textObject.charArray.push(charObject);31  }32  return textObject;33};34wpText.prototype.drawText = function (textObject) {35};36function wpText() {37  this.textSize = 10;38  this.fontFamily = 'Arial';39  this.fontWeight = 'normal';40  this.fontStyle = 'normal';41  this.color = '#000000';42  this.textAlign = 'left';43  this.textBaseline = 'bottom';44  this.textDecoration = 'none';45  this.textShadow = 'none';46  this.lineHeight = 0;47  this.letterSpacing = 0;

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