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How to use addContextCurrentTransform method in wpt

Best JavaScript code snippet using wpt

canvas.js

Source:canvas.js

...36  canvas.width = width;37  canvas.height = height;38  return canvas;39}40function addContextCurrentTransform(ctx) {41  // If the context doesn't expose a `mozCurrentTransform`, add a JS based one.42  if (!ctx.mozCurrentTransform) {43    ctx._originalSave = ctx.save;44    ctx._originalRestore = ctx.restore;45    ctx._originalRotate = ctx.rotate;46    ctx._originalScale = ctx.scale;47    ctx._originalTranslate = ctx.translate;48    ctx._originalTransform = ctx.transform;49    ctx._originalSetTransform = ctx.setTransform;50    ctx._transformMatrix = ctx._transformMatrix || [1, 0, 0, 1, 0, 0];51    ctx._transformStack = [];52    Object.defineProperty(ctx, 'mozCurrentTransform', {53      get: function getCurrentTransform() {54        return this._transformMatrix;55      }56    });57    Object.defineProperty(ctx, 'mozCurrentTransformInverse', {58      get: function getCurrentTransformInverse() {59        // Calculation done using WolframAlpha:60        // http://www.wolframalpha.com/input/?61        //   i=Inverse+{{a%2C+c%2C+e}%2C+{b%2C+d%2C+f}%2C+{0%2C+0%2C+1}}62        var m = this._transformMatrix;63        var a = m[0], b = m[1], c = m[2], d = m[3], e = m[4], f = m[5];64        var ad_bc = a * d - b * c;65        var bc_ad = b * c - a * d;66        return [67          d / ad_bc,68          b / bc_ad,69          c / bc_ad,70          a / ad_bc,71          (d * e - c * f) / bc_ad,72          (b * e - a * f) / ad_bc73        ];74      }75    });76    ctx.save = function ctxSave() {77      var old = this._transformMatrix;78      this._transformStack.push(old);79      this._transformMatrix = old.slice(0, 6);80      this._originalSave();81    };82    ctx.restore = function ctxRestore() {83      var prev = this._transformStack.pop();84      if (prev) {85        this._transformMatrix = prev;86        this._originalRestore();87      }88    };89    ctx.translate = function ctxTranslate(x, y) {90      var m = this._transformMatrix;91      m[4] = m[0] * x + m[2] * y + m[4];92      m[5] = m[1] * x + m[3] * y + m[5];93      this._originalTranslate(x, y);94    };95    ctx.scale = function ctxScale(x, y) {96      var m = this._transformMatrix;97      m[0] = m[0] * x;98      m[1] = m[1] * x;99      m[2] = m[2] * y;100      m[3] = m[3] * y;101      this._originalScale(x, y);102    };103    ctx.transform = function ctxTransform(a, b, c, d, e, f) {104      var m = this._transformMatrix;105      this._transformMatrix = [106        m[0] * a + m[2] * b,107        m[1] * a + m[3] * b,108        m[0] * c + m[2] * d,109        m[1] * c + m[3] * d,110        m[0] * e + m[2] * f + m[4],111        m[1] * e + m[3] * f + m[5]112      ];113      ctx._originalTransform(a, b, c, d, e, f);114    };115    ctx.setTransform = function ctxSetTransform(a, b, c, d, e, f) {116      this._transformMatrix = [a, b, c, d, e, f];117      ctx._originalSetTransform(a, b, c, d, e, f);118    };119    ctx.rotate = function ctxRotate(angle) {120      var cosValue = Math.cos(angle);121      var sinValue = Math.sin(angle);122      var m = this._transformMatrix;123      this._transformMatrix = [124        m[0] * cosValue + m[2] * sinValue,125        m[1] * cosValue + m[3] * sinValue,126        m[0] * (-sinValue) + m[2] * cosValue,127        m[1] * (-sinValue) + m[3] * cosValue,128        m[4],129        m[5]130      ];131      this._originalRotate(angle);132    };133  }134}135var CachedCanvases = (function CachedCanvasesClosure() {136  var cache = {};137  return {138    getCanvas: function CachedCanvases_getCanvas(id, width, height,139                                                 trackTransform) {140      var canvasEntry;141      if (cache[id] !== undefined) {142        canvasEntry = cache[id];143        canvasEntry.canvas.width = width;144        canvasEntry.canvas.height = height;145        // reset canvas transform for emulated mozCurrentTransform, if needed146        canvasEntry.context.setTransform(1, 0, 0, 1, 0, 0);147      } else {148        var canvas = createScratchCanvas(width, height);149        var ctx = canvas.getContext('2d');150        if (trackTransform) {151          addContextCurrentTransform(ctx);152        }153        cache[id] = canvasEntry = {canvas: canvas, context: ctx};154      }155      return canvasEntry;156    },157    clear: function () {158      for (var id in cache) {159        var canvasEntry = cache[id];160        // Zeroing the width and height causes Firefox to release graphics161        // resources immediately, which can greatly reduce memory consumption.162        canvasEntry.canvas.width = 0;163        canvasEntry.canvas.height = 0;164        delete cache[id];165      }166    }167  };168})();169function compileType3Glyph(imgData) {170  var POINT_TO_PROCESS_LIMIT = 1000;171  var width = imgData.width, height = imgData.height;172  var i, j, j0, width1 = width + 1;173  var points = new Uint8Array(width1 * (height + 1));174  var POINT_TYPES =175      new Uint8Array([0, 2, 4, 0, 1, 0, 5, 4, 8, 10, 0, 8, 0, 2, 1, 0]);176  // decodes bit-packed mask data177  var lineSize = (width + 7) & ~7, data0 = imgData.data;178  var data = new Uint8Array(lineSize * height), pos = 0, ii;179  for (i = 0, ii = data0.length; i < ii; i++) {180    var mask = 128, elem = data0[i];181    while (mask > 0) {182      data[pos++] = (elem & mask) ? 0 : 255;183      mask >>= 1;184    }185  }186  // finding iteresting points: every point is located between mask pixels,187  // so there will be points of the (width + 1)x(height + 1) grid. Every point188  // will have flags assigned based on neighboring mask pixels:189  //   4 | 8190  //   --P--191  //   2 | 1192  // We are interested only in points with the flags:193  //   - outside corners: 1, 2, 4, 8;194  //   - inside corners: 7, 11, 13, 14;195  //   - and, intersections: 5, 10.196  var count = 0;197  pos = 0;198  if (data[pos] !== 0) {199    points[0] = 1;200    ++count;201  }202  for (j = 1; j < width; j++) {203    if (data[pos] !== data[pos + 1]) {204      points[j] = data[pos] ? 2 : 1;205      ++count;206    }207    pos++;208  }209  if (data[pos] !== 0) {210    points[j] = 2;211    ++count;212  }213  for (i = 1; i < height; i++) {214    pos = i * lineSize;215    j0 = i * width1;216    if (data[pos - lineSize] !== data[pos]) {217      points[j0] = data[pos] ? 1 : 8;218      ++count;219    }220    // 'sum' is the position of the current pixel configuration in the 'TYPES'221    // array (in order 8-1-2-4, so we can use '>>2' to shift the column).222    var sum = (data[pos] ? 4 : 0) + (data[pos - lineSize] ? 8 : 0);223    for (j = 1; j < width; j++) {224      sum = (sum >> 2) + (data[pos + 1] ? 4 : 0) +225            (data[pos - lineSize + 1] ? 8 : 0);226      if (POINT_TYPES[sum]) {227        points[j0 + j] = POINT_TYPES[sum];228        ++count;229      }230      pos++;231    }232    if (data[pos - lineSize] !== data[pos]) {233      points[j0 + j] = data[pos] ? 2 : 4;234      ++count;235    }236    if (count > POINT_TO_PROCESS_LIMIT) {237      return null;238    }239  }240  pos = lineSize * (height - 1);241  j0 = i * width1;242  if (data[pos] !== 0) {243    points[j0] = 8;244    ++count;245  }246  for (j = 1; j < width; j++) {247    if (data[pos] !== data[pos + 1]) {248      points[j0 + j] = data[pos] ? 4 : 8;249      ++count;250    }251    pos++;252  }253  if (data[pos] !== 0) {254    points[j0 + j] = 4;255    ++count;256  }257  if (count > POINT_TO_PROCESS_LIMIT) {258    return null;259  }260  // building outlines261  var steps = new Int32Array([0, width1, -1, 0, -width1, 0, 0, 0, 1]);262  var outlines = [];263  for (i = 0; count && i <= height; i++) {264    var p = i * width1;265    var end = p + width;266    while (p < end && !points[p]) {267      p++;268    }269    if (p === end) {270      continue;271    }272    var coords = [p % width1, i];273    var type = points[p], p0 = p, pp;274    do {275      var step = steps[type];276      do {277        p += step;278      } while (!points[p]);279      pp = points[p];280      if (pp !== 5 && pp !== 10) {281        // set new direction282        type = pp;283        // delete mark284        points[p] = 0;285      } else { // type is 5 or 10, ie, a crossing286        // set new direction287        type = pp & ((0x33 * type) >> 4);288        // set new type for "future hit"289        points[p] &= (type >> 2 | type << 2);290      }291      coords.push(p % width1);292      coords.push((p / width1) | 0);293      --count;294    } while (p0 !== p);295    outlines.push(coords);296    --i;297  }298  var drawOutline = function(c) {299    c.save();300    // the path shall be painted in [0..1]x[0..1] space301    c.scale(1 / width, -1 / height);302    c.translate(0, -height);303    c.beginPath();304    for (var i = 0, ii = outlines.length; i < ii; i++) {305      var o = outlines[i];306      c.moveTo(o[0], o[1]);307      for (var j = 2, jj = o.length; j < jj; j += 2) {308        c.lineTo(o[j], o[j+1]);309      }310    }311    c.fill();312    c.beginPath();313    c.restore();314  };315  return drawOutline;316}317var CanvasExtraState = (function CanvasExtraStateClosure() {318  function CanvasExtraState(old) {319    // Are soft masks and alpha values shapes or opacities?320    this.alphaIsShape = false;321    this.fontSize = 0;322    this.fontSizeScale = 1;323    this.textMatrix = IDENTITY_MATRIX;324    this.textMatrixScale = 1;325    this.fontMatrix = FONT_IDENTITY_MATRIX;326    this.leading = 0;327    // Current point (in user coordinates)328    this.x = 0;329    this.y = 0;330    // Start of text line (in text coordinates)331    this.lineX = 0;332    this.lineY = 0;333    // Character and word spacing334    this.charSpacing = 0;335    this.wordSpacing = 0;336    this.textHScale = 1;337    this.textRenderingMode = TextRenderingMode.FILL;338    this.textRise = 0;339    // Default fore and background colors340    this.fillColor = '#000000';341    this.strokeColor = '#000000';342    this.patternFill = false;343    // Note: fill alpha applies to all non-stroking operations344    this.fillAlpha = 1;345    this.strokeAlpha = 1;346    this.lineWidth = 1;347    this.activeSMask = null; // nonclonable field (see the save method below)348    this.old = old;349  }350  CanvasExtraState.prototype = {351    clone: function CanvasExtraState_clone() {352      return Object.create(this);353    },354    setCurrentPoint: function CanvasExtraState_setCurrentPoint(x, y) {355      this.x = x;356      this.y = y;357    }358  };359  return CanvasExtraState;360})();361var CanvasGraphics = (function CanvasGraphicsClosure() {362  // Defines the time the executeOperatorList is going to be executing363  // before it stops and shedules a continue of execution.364  var EXECUTION_TIME = 15;365  // Defines the number of steps before checking the execution time366  var EXECUTION_STEPS = 10;367  function CanvasGraphics(canvasCtx, commonObjs, objs, imageLayer) {368    this.ctx = canvasCtx;369    this.current = new CanvasExtraState();370    this.stateStack = [];371    this.pendingClip = null;372    this.pendingEOFill = false;373    this.res = null;374    this.xobjs = null;375    this.commonObjs = commonObjs;376    this.objs = objs;377    this.imageLayer = imageLayer;378    this.groupStack = [];379    this.processingType3 = null;380    // Patterns are painted relative to the initial page/form transform, see pdf381    // spec 8.7.2 NOTE 1.382    this.baseTransform = null;383    this.baseTransformStack = [];384    this.groupLevel = 0;385    this.smaskStack = [];386    this.smaskCounter = 0;387    this.tempSMask = null;388    if (canvasCtx) {389      // NOTE: if mozCurrentTransform is polyfilled, then the current state of390      // the transformation must already be set in canvasCtx._transformMatrix.391      addContextCurrentTransform(canvasCtx);392    }393    this.cachedGetSinglePixelWidth = null;394  }395  function putBinaryImageData(ctx, imgData) {396    if (typeof ImageData !== 'undefined' && imgData instanceof ImageData) {397      ctx.putImageData(imgData, 0, 0);398      return;399    }400    // Put the image data to the canvas in chunks, rather than putting the401    // whole image at once.  This saves JS memory, because the ImageData object402    // is smaller. It also possibly saves C++ memory within the implementation403    // of putImageData(). (E.g. in Firefox we make two short-lived copies of404    // the data passed to putImageData()). |n| shouldn't be too small, however,405    // because too many putImageData() calls will slow things down....

Using AI Code Generation

1var wpt = require('wpt');2wpt.addContextCurrentTransform('test');3wpt.addContextCurrentTransform('test1');4wpt.addContextCurrentTransform('test2');5wpt.addContextCurrentTransform('test3');6wpt.addContextCurrentTransform('test4');7wpt.addContextCurrentTransform('test5');8wpt.addContextCurrentTransform('test6');9wpt.addContextCurrentTransform('test7');10wpt.addContextCurrentTransform('test8');11wpt.addContextCurrentTransform('test9');12var wpt = require('wpt');13wpt.addContextCurrentTransform('test');14wpt.addContextCurrentTransform('test1');15wpt.addContextCurrentTransform('test2');16wpt.addContextCurrentTransform('test3');17wpt.addContextCurrentTransform('test4');18wpt.addContextCurrentTransform('test5');19wpt.addContextCurrentTransform('test6');20wpt.addContextCurrentTransform('test7');21wpt.addContextCurrentTransform('test8');22wpt.addContextCurrentTransform('test9');23var wpt = require('wpt');24wpt.addContextCurrentTransform('test');25wpt.addContextCurrentTransform('test1');26wpt.addContextCurrentTransform('test2');27wpt.addContextCurrentTransform('test3');28wpt.addContextCurrentTransform('test4');29wpt.addContextCurrentTransform('test5');30wpt.addContextCurrentTransform('test6');31wpt.addContextCurrentTransform('test7');32wpt.addContextCurrentTransform('test8');33wpt.addContextCurrentTransform('test9');34var wpt = require('wpt');35wpt.addContextCurrentTransform('test');36wpt.addContextCurrentTransform('test1');37wpt.addContextCurrentTransform('test2');38wpt.addContextCurrentTransform('test3');39wpt.addContextCurrentTransform('test4');40wpt.addContextCurrentTransform('test5');41wpt.addContextCurrentTransform('test6');42wpt.addContextCurrentTransform('test7');43wpt.addContextCurrentTransform('test8');44wpt.addContextCurrentTransform('test9');

Using AI Code Generation

1var canvas = document.getElementById("canvas");2var context = canvas.getContext("2d");3context.addContextCurrentTransform(1, 0, 0, 1, 1, 1);4var canvas = document.getElementById("canvas");5var context = canvas.getContext("2d");6context.addContextCurrentTransform(1, 0, 0, 1, 1, 1);7var canvas = document.getElementById("canvas");8var context = canvas.getContext("2d");9context.addContextCurrentTransform(1, 0, 0, 1, 1, 1);10var canvas = document.getElementById("canvas");11var context = canvas.getContext("2d");12context.addContextCurrentTransform(1, 0, 0, 1, 1, 1);13var canvas = document.getElementById("canvas");14var context = canvas.getContext("2d");15context.addContextCurrentTransform(1, 0, 0, 1, 1, 1);16var canvas = document.getElementById("canvas");17var context = canvas.getContext("2d");18context.addContextCurrentTransform(1, 0, 0, 1, 1, 1);19var canvas = document.getElementById("canvas");20var context = canvas.getContext("2d");21context.addContextCurrentTransform(1, 0, 0, 1, 1, 1);22var canvas = document.getElementById("canvas");23var context = canvas.getContext("2d");24context.addContextCurrentTransform(1, 0, 0, 1, 1, 1);25var canvas = document.getElementById("canvas");26var context = canvas.getContext("2d");27context.addContextCurrentTransform(1, 0, 0, 1, 1, 1);28var canvas = document.getElementById("canvas");29var context = canvas.getContext("2d");

Using AI Code Generation

1var transform = new AffineTransform();2transform.translate(10, 10);3transform.rotate(Math.PI/4);4transform.scale(2, 2);5transform.shear(0.5, 0.5);6transform.translate(-10, -10);7wptoolkit.addContextCurrentTransform(transform);8var transform = new AffineTransform();9transform.translate(10, 10);10transform.rotate(Math.PI/4);11transform.scale(2, 2);12transform.shear(0.5, 0.5);13transform.translate(-10, -10);14wptoolkit.addContextCurrentTransform(transform);15var transform = new AffineTransform();16transform.translate(10, 10);17transform.rotate(Math.PI/4);18transform.scale(2, 2);19transform.shear(0.5, 0.5);20transform.translate(-10, -10);21wptoolkit.addContextCurrentTransform(transform);22var transform = new AffineTransform();23transform.translate(10, 10);24transform.rotate(Math.PI/4);25transform.scale(2, 2);26transform.shear(0.5, 0.5);27transform.translate(-10, -10);28wptoolkit.addContextCurrentTransform(transform);29var transform = new AffineTransform();30transform.translate(10, 10);31transform.rotate(Math.PI/4);32transform.scale(2, 2);33transform.shear(0.5, 0.5);34transform.translate(-10, -10);35wptoolkit.addContextCurrentTransform(transform);36var transform = new AffineTransform();37transform.translate(10, 10);38transform.rotate(Math.PI/4);39transform.scale(2, 2);

Using AI Code Generation

1var wptoolkit = require("wptoolkit");2var context = new wptoolkit.Context();3var transform = new wptoolkit.Transform();4transform.addTranslation(10, 10, 0);5context.addContextCurrentTransform(transform);6transform.addRotation(10, 10, 0, 30);7context.addContextCurrentTransform(transform);8transform.addScaling(10, 10, 0);9context.addContextCurrentTransform(transform);10transform.addShearing(10, 10, 0);11context.addContextCurrentTransform(transform);12transform.addPerspective(10, 10, 0);13context.addContextCurrentTransform(transform);14transform.addPerspective(10, 10, 0);15context.addContextCurrentTransform(transform);16context.resetContextCurrentTransform();17transform.addTranslation(10, 10, 0);18context.addContextCurrentTransform(transform);19transform.addRotation(10, 10, 0, 30);20context.addContextCurrentTransform(transform);21transform.addScaling(10, 10, 0);22context.addContextCurrentTransform(transform);23transform.addShearing(10, 10, 0);24context.addContextCurrentTransform(transform);25transform.addPerspective(10, 10, 0);26context.addContextCurrentTransform(transform);27transform.addPerspective(10, 10, 0);28context.addContextCurrentTransform(transform);29context.resetContextCurrentTransform();30transform.addTranslation(10, 10, 0);31context.addContextCurrentTransform(transform);32transform.addRotation(10, 10, 0, 30);33context.addContextCurrentTransform(transform);34transform.addScaling(10, 10, 0);

Using AI Code Generation

1var wptoolkit = require("wptoolkit");2var wp = require("wptoolkit/lib/wptoolkit-common");3var x = 50;4var y = 50;5var z = 50;6var angle = 90;7var axis = 1;8wp.addContextCurrentTransform(x, y, z, angle, axis);9Example 3: Using addContextCurrentTransform() method10var wptoolkit = require("wptoolkit");11var wp = require("wptoolkit/lib/wptoolkit-common");12var x = 50;13var y = 50;14var z = 50;15var angle = 90;16var axis = 1;17wp.addContextCurrentTransform(x, y, z, angle, axis);18Example 4: Using addContextCurrentTransform() method19var wptoolkit = require("wptoolkit");20var wp = require("wptoolkit/lib/wptoolkit-common");21var x = 50;22var y = 50;23var z = 50;24var angle = 90;25var axis = 1;26wp.addContextCurrentTransform(x, y, z, angle, axis);

Using AI Code Generation

1var wpt = require("wpt-api");2var wpt = new wpt();3  console.log(data);4});5var wpt = require("wpt-api");6var wpt = new wpt();7  console.log(data);8});9var wpt = require("wpt-api");10var wpt = new wpt();11  console.log(data);12});13var wpt = require("wpt-api");14var wpt = new wpt();15  console.log(data);16});17var wpt = require("wpt-api");18var wpt = new wpt();19  console.log(data);20});

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