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How to use DeviceGrayCS method in wpt
Best JavaScript code snippet using wpt
colorspace.js
Source:colorspace.js 
...27 ColorSpace.fromIR = function ColorSpace_fromIR(IR) {28 var name = isArray(IR) ? IR[0] : IR;29 switch (name) {30 case 'DeviceGrayCS':31 return new DeviceGrayCS();32 case 'DeviceRgbCS':33 return new DeviceRgbCS();34 case 'DeviceCmykCS':35 return new DeviceCmykCS();36 case 'PatternCS':37 var basePatternCS = IR[1];38 if (basePatternCS)39 basePatternCS = ColorSpace.fromIR(basePatternCS);40 return new PatternCS(basePatternCS);41 case 'IndexedCS':42 var baseIndexedCS = IR[1];43 var hiVal = IR[2];44 var lookup = IR[3];45 return new IndexedCS(ColorSpace.fromIR(baseIndexedCS), hiVal, lookup);46 case 'AlternateCS':47 var numComps = IR[1];48 var alt = IR[2];49 var tintFnIR = IR[3];50 return new AlternateCS(numComps, ColorSpace.fromIR(alt),51 PDFFunction.fromIR(tintFnIR));52 case 'LabCS':53 var whitePoint = IR[1].WhitePoint;54 var blackPoint = IR[1].BlackPoint;55 var range = IR[1].Range;56 return new LabCS(whitePoint, blackPoint, range);57 default:58 error('Unkown name ' + name);59 }60 return null;61 };62 ColorSpace.parseToIR = function ColorSpace_parseToIR(cs, xref, res) {63 if (isName(cs)) {64 var colorSpaces = res.get('ColorSpace');65 if (isDict(colorSpaces)) {66 var refcs = colorSpaces.get(cs.name);67 if (refcs)68 cs = refcs;69 }70 }71 cs = xref.fetchIfRef(cs);72 var mode;73 if (isName(cs)) {74 mode = cs.name;75 this.mode = mode;76 switch (mode) {77 case 'DeviceGray':78 case 'G':79 return 'DeviceGrayCS';80 case 'DeviceRGB':81 case 'RGB':82 return 'DeviceRgbCS';83 case 'DeviceCMYK':84 case 'CMYK':85 return 'DeviceCmykCS';86 case 'Pattern':87 return ['PatternCS', null];88 default:89 error('unrecognized colorspace ' + mode);90 }91 } else if (isArray(cs)) {92 mode = cs[0].name;93 this.mode = mode;94 switch (mode) {95 case 'DeviceGray':96 case 'G':97 return 'DeviceGrayCS';98 case 'DeviceRGB':99 case 'RGB':100 return 'DeviceRgbCS';101 case 'DeviceCMYK':102 case 'CMYK':103 return 'DeviceCmykCS';104 case 'CalGray':105 return 'DeviceGrayCS';106 case 'CalRGB':107 return 'DeviceRgbCS';108 case 'ICCBased':109 var stream = xref.fetchIfRef(cs[1]);110 var dict = stream.dict;111 var numComps = dict.get('N');112 if (numComps == 1)113 return 'DeviceGrayCS';114 if (numComps == 3)115 return 'DeviceRgbCS';116 if (numComps == 4)117 return 'DeviceCmykCS';118 break;119 case 'Pattern':120 var basePatternCS = cs[1];121 if (basePatternCS)122 basePatternCS = ColorSpace.parseToIR(basePatternCS, xref, res);123 return ['PatternCS', basePatternCS];124 case 'Indexed':125 case 'I':126 var baseIndexedCS = ColorSpace.parseToIR(cs[1], xref, res);127 var hiVal = cs[2] + 1;128 var lookup = xref.fetchIfRef(cs[3]);129 if (isStream(lookup)) {130 lookup = lookup.getBytes();131 }132 return ['IndexedCS', baseIndexedCS, hiVal, lookup];133 case 'Separation':134 case 'DeviceN':135 var name = cs[1];136 var numComps = 1;137 if (isName(name))138 numComps = 1;139 else if (isArray(name))140 numComps = name.length;141 var alt = ColorSpace.parseToIR(cs[2], xref, res);142 var tintFnIR = PDFFunction.getIR(xref, xref.fetchIfRef(cs[3]));143 return ['AlternateCS', numComps, alt, tintFnIR];144 case 'Lab':145 var params = cs[1].getAll();146 return ['LabCS', params];147 default:148 error('unimplemented color space object "' + mode + '"');149 }150 } else {151 error('unrecognized color space object: "' + cs + '"');152 }153 return null;154 };155 /**156 * Checks if a decode map matches the default decode map for a color space.157 * This handles the general decode maps where there are two values per158 * component. e.g. [0, 1, 0, 1, 0, 1] for a RGB color.159 * This does not handle Lab, Indexed, or Pattern decode maps since they are160 * slightly different.161 * @param {Array} decode Decode map (usually from an image).162 * @param {Number} n Number of components the color space has.163 */164 ColorSpace.isDefaultDecode = function ColorSpace_isDefaultDecode(decode, n) {165 if (!decode)166 return true;167 if (n * 2 !== decode.length) {168 warning('The decode map is not the correct length');169 return true;170 }171 for (var i = 0, ii = decode.length; i < ii; i += 2) {172 if (decode[i] != 0 || decode[i + 1] != 1)173 return false;174 }175 return true;176 };177 return ColorSpace;178})();179/**180 * Alternate color space handles both Separation and DeviceN color spaces. A181 * Separation color space is actually just a DeviceN with one color component.182 * Both color spaces use a tinting function to convert colors to a base color183 * space.184 */185var AlternateCS = (function AlternateCSClosure() {186 function AlternateCS(numComps, base, tintFn) {187 this.name = 'Alternate';188 this.numComps = numComps;189 this.defaultColor = [];190 for (var i = 0; i < numComps; ++i)191 this.defaultColor.push(1);192 this.base = base;193 this.tintFn = tintFn;194 }195 AlternateCS.prototype = {196 getRgb: function AlternateCS_getRgb(color) {197 var tinted = this.tintFn(color);198 return this.base.getRgb(tinted);199 },200 getRgbBuffer: function AlternateCS_getRgbBuffer(input, bits) {201 var tintFn = this.tintFn;202 var base = this.base;203 var scale = 1 / ((1 << bits) - 1);204 var length = input.length;205 var pos = 0;206 var baseNumComps = base.numComps;207 var baseBuf = new Uint8Array(baseNumComps * length);208 var numComps = this.numComps;209 var scaled = [];210 for (var i = 0; i < length; i += numComps) {211 for (var z = 0; z < numComps; ++z)212 scaled[z] = input[i + z] * scale;213 var tinted = tintFn(scaled);214 for (var j = 0; j < baseNumComps; ++j)215 baseBuf[pos++] = 255 * tinted[j];216 }217 return base.getRgbBuffer(baseBuf, 8);218 },219 isDefaultDecode: function AlternateCS_isDefaultDecode(decodeMap) {220 return ColorSpace.isDefaultDecode(decodeMap, this.numComps);221 }222 };223 return AlternateCS;224})();225var PatternCS = (function PatternCSClosure() {226 function PatternCS(baseCS) {227 this.name = 'Pattern';228 this.base = baseCS;229 }230 PatternCS.prototype = {};231 return PatternCS;232})();233var IndexedCS = (function IndexedCSClosure() {234 function IndexedCS(base, highVal, lookup) {235 this.name = 'Indexed';236 this.numComps = 1;237 this.defaultColor = [0];238 this.base = base;239 this.highVal = highVal;240 var baseNumComps = base.numComps;241 var length = baseNumComps * highVal;242 var lookupArray;243 if (isStream(lookup)) {244 lookupArray = new Uint8Array(length);245 var bytes = lookup.getBytes(length);246 lookupArray.set(bytes);247 } else if (isString(lookup)) {248 lookupArray = new Uint8Array(length);249 for (var i = 0; i < length; ++i)250 lookupArray[i] = lookup.charCodeAt(i);251 } else if (lookup instanceof Uint8Array) {252 lookupArray = lookup;253 } else {254 error('Unrecognized lookup table: ' + lookup);255 }256 this.lookup = lookupArray;257 }258 IndexedCS.prototype = {259 getRgb: function IndexedCS_getRgb(color) {260 var numComps = this.base.numComps;261 var start = color[0] * numComps;262 var c = [];263 for (var i = start, ii = start + numComps; i < ii; ++i)264 c.push(this.lookup[i]);265 return this.base.getRgb(c);266 },267 getRgbBuffer: function IndexedCS_getRgbBuffer(input) {268 var base = this.base;269 var numComps = base.numComps;270 var lookup = this.lookup;271 var length = input.length;272 var baseBuf = new Uint8Array(length * numComps);273 var baseBufPos = 0;274 for (var i = 0; i < length; ++i) {275 var lookupPos = input[i] * numComps;276 for (var j = 0; j < numComps; ++j) {277 baseBuf[baseBufPos++] = lookup[lookupPos + j];278 }279 }280 return base.getRgbBuffer(baseBuf, 8);281 },282 isDefaultDecode: function IndexedCS_isDefaultDecode(decodeMap) {283 // indexed color maps shouldn't be changed284 return true;285 }286 };287 return IndexedCS;288})();289var DeviceGrayCS = (function DeviceGrayCSClosure() {290 function DeviceGrayCS() {291 this.name = 'DeviceGray';292 this.numComps = 1;293 this.defaultColor = [0];294 }295 DeviceGrayCS.prototype = {296 getRgb: function DeviceGrayCS_getRgb(color) {297 var c = color[0];298 return [c, c, c];299 },300 getRgbBuffer: function DeviceGrayCS_getRgbBuffer(input, bits) {301 var scale = 255 / ((1 << bits) - 1);302 var length = input.length;303 var rgbBuf = new Uint8Array(length * 3);304 for (var i = 0, j = 0; i < length; ++i) {...
Using AI Code Generation
1var wptools = require('wptools');2var DeviceGrayCS = wptools.DeviceGrayCS;3var DeviceRGBCS = wptools.DeviceRGBCS;4var DeviceCMYKCS = wptools.DeviceCMYKCS;5var ICCBasedCS = wptools.ICCBasedCS;6var IndexedCS = wptools.IndexedCS;7var PatternCS = wptools.PatternCS;8var SeparationCS = wptools.SeparationCS;9var LabCS = wptools.LabCS;10var ICCBasedCS = wptools.ICCBasedCS;11var DeviceNCS = wptools.DeviceNCS;12var CalGrayCS = wptools.CalGrayCS;13var CalRGBCS = wptools.CalRGBCS;14var LabCS = wptools.LabCS;15var ICCBasedCS = wptools.ICCBasedCS;16var PatternCS = wptools.PatternCS;17var cs = new DeviceGrayCS();18var cs = new DeviceRGBCS();19var cs = new DeviceCMYKCS();20var cs = new ICCBasedCS();21var cs = new IndexedCS();22var cs = new PatternCS();23var cs = new SeparationCS();24var cs = new LabCS();25var cs = new ICCBasedCS();26var cs = new DeviceNCS();27var cs = new CalGrayCS();28var cs = new CalRGBCS();29var cs = new LabCS();30var cs = new ICCBasedCS();31var cs = new PatternCS();32##### new DeviceGrayCS()33##### DeviceGrayCS.prototype.getMode()34##### DeviceGrayCS.prototype.getDefColor()35##### DeviceGrayCS.prototype.getGray(color)36##### DeviceGrayCS.prototype.getRGB(color)37##### DeviceGrayCS.prototype.getCMYK(color)38##### DeviceGrayCS.prototype.getHSL(color)
Using AI Code Generation
1wpt.DeviceGrayCS(0.5);2wpt.DeviceGrayCS(0.5, 0.5);3wpt.DeviceGrayCS(0.5, 0.5, 0.5);4wpt.DeviceGrayCS(0.5, 0.5, 0.5, 0.5);5wpt.DeviceRGBCS(0.5, 0.5, 0.5);6wpt.DeviceRGBCS(0.5, 0.5, 0.5, 0.5);7wpt.DeviceCMYKCS(0.5, 0.5, 0.5, 0.5);8wpt.DeviceCMYKCS(0.5, 0.5, 0.5, 0.5, 0.5);9wpt.PatternCS();10wpt.IndexedCS(0, 0, 0, 0, 0, 0);11wpt.IndexedCS(0, 0, 0, 0, 0, 0, 0);12wpt.SeparationCS(0, 0, 0, 0, 0, 0);13wpt.SeparationCS(0, 0, 0, 0, 0, 0, 0);14wpt.DeviceNCS(0, 0, 0, 0, 0, 0);15wpt.DeviceNCS(0, 0, 0, 0, 0, 0, 0);16wpt.ICCBasedCS(0, 0, 0, 0, 0, 0);17wpt.ICCBasedCS(0, 0, 0, 0, 0, 0, 0);18wpt.CalGrayCS(0, 0, 0, 0, 0, 0
Using AI Code Generation
1var DeviceGrayCS = require('wptoolkit').DeviceGrayCS;2var c = new DeviceGrayCS();3console.log(c);4var DeviceRGBCS = require('wptoolkit').DeviceRGBCS;5var c = new DeviceRGBCS();6console.log(c);7var DeviceCMYKCS = require('wptoolkit').DeviceCMYKCS;8var c = new DeviceCMYKCS();9console.log(c);10var DeviceNCS = require('wptoolkit').DeviceNCS;11var c = new DeviceNCS();12console.log(c);13var PatternCS = require('wptoolkit').PatternCS;14var c = new PatternCS();15console.log(c);16var IndexedCS = require('wptoolkit').IndexedCS;17var c = new IndexedCS();18console.log(c);19var SeparationCS = require('wptoolkit').SeparationCS;20var c = new SeparationCS();21console.log(c);22var ICCBasedCS = require('wptoolkit').ICCBasedCS;23var c = new ICCBasedCS();24console.log(c);25var LabCS = require('wptoolkit').LabCS;26var c = new LabCS();27console.log(c);28var CalGrayCS = require('wptoolkit').CalGrayCS;29var c = new CalGrayCS();30console.log(c);31var CalRGBCS = require('wptoolkit').CalRGBCS;32var c = new CalRGBCS();33console.log(c);34var DeviceNCS = require('wptoolkit').DeviceNCS;35var c = new DeviceNCS();36console.log(c);
Using AI Code Generation
1var wpt = require('wpt');2var doc = app.activeDocument;3var myPath = doc.pathItems.add();4myPath.setEntirePath([[100,100],[100,300],[300,300],[300,100]]);5var myGray = wpt.DeviceGrayCS();6myPath.fillColor = myGray;7myPath.strokeColor = myGray;8myPath.filled = true;9myPath.stroked = true;10var wpt = {};11wpt.DeviceGrayCS = function () {12 var desc = new ActionDescriptor();13 var ref = new ActionReference();14 ref.putClass(charIDToTypeID("Grsc"));15 desc.putReference(charIDToTypeID("null"), ref);16 executeAction(charIDToTypeID("Mk "), desc, DialogModes.NO);17 return app.foregroundColor;18}19wpt;20var wpt = {};21var wpt = wpt || {};22var doc = app.activeDocument;23var myPath = doc.pathItems.add();24myPath.setEntirePath([[100,100],[100,300],[300,300],[300,100]]);25var myCMYK = new CMYKColor();26myCMYK.cyan = 100;27myCMYK.magenta = 100;28myCMYK.yellow = 100;29myCMYK.black = 100;30myPath.fillColor = myCMYK;31myPath.strokeColor = myCMYK;32myPath.filled = true;33myPath.stroked = true;
Using AI Code Generation
1var wptools = require("wptools");2var pdf = new wptools.Pdf("test.pdf");3var page = pdf.getPage(1);4var pageContents = page.getContents();5var newPageContents = pageContents.DeviceGrayCS();6page.setContents(newPageContents);7pdf.save("test.pdf");8var wptools = require("wptools");9var pdf = new wptools.Pdf("test.pdf");10var page = pdf.getPage(1);11var pageContents = page.getContents();12var newPageContents = pageContents.DeviceRGBCS();13page.setContents(newPageContents);14pdf.save("test.pdf");15var wptools = require("wptools");16var pdf = new wptools.Pdf("test.pdf");17var page = pdf.getPage(1);18var pageContents = page.getContents();19var newPageContents = pageContents.DeviceCMYKCS();20page.setContents(newPageContents);21pdf.save("test.pdf");22var wptools = require("wptools");23var pdf = new wptools.Pdf("test.pdf");24var page = pdf.getPage(1);25var pageContents = page.getContents();26var newPageContents = pageContents.CalGrayCS();27page.setContents(newPageContents);28pdf.save("test.pdf");29var wptools = require("wptools");30var pdf = new wptools.Pdf("test.pdf");31var page = pdf.getPage(1);32var pageContents = page.getContents();33var newPageContents = pageContents.CalRGBCS();34page.setContents(newPageContents);35pdf.save("test.pdf");36var wptools = require("wptools");37var pdf = new wptools.Pdf("test.pdf");38var page = pdf.getPage(1);39var pageContents = page.getContents();40var newPageContents = pageContents.LabCS();41page.setContents(newPageContents);42pdf.save("test.pdf");
Using AI Code Generation
1var cs = wptb.DeviceGrayCS();2var cs = wptb.DeviceRGBCS();3var cs = wptb.DeviceCMYKCS();4var cs = wptb.CalGrayCS(0.3127, 0.329, 1.0, 0.0, 1.0);5var cs = wptb.CalRGBCS(0.3127, 0.329, 1.0, 0.0, 1.0, 0.64, 0.33, 0.3, 0.6, 0.15, 0.06);6var cs = wptb.LabCS(0.3127, 0.329, 1.0, 0.0, 1.0, 0.0, 100.0, -128.0, 127.0);7var cs = wptb.ICCBasedCS("test.icc");8var cs = wptb.IndexedCS(0, 255, wptb.DeviceRGBCS(), "test.icc");
Using AI Code Generation
1var gState = wpt.getGraphicsState();2gState.setColorSpace(wpt.DeviceGrayCS);3wpt.setGraphicsState(gState);4wpt.drawRect(0,0,50,50);5var gState = wpt.getGraphicsState();6gState.setColorSpace(wpt.DeviceRGBCS);7wpt.setGraphicsState(gState);8wpt.drawRect(0,0,50,50);9var gState = wpt.getGraphicsState();10gState.setColorSpace(wpt.DeviceCMYKCS);11wpt.setGraphicsState(gState);12wpt.drawRect(0,0,50,50);13var gState = wpt.getGraphicsState();14gState.setColorSpace(wpt.DeviceNCS);15wpt.setGraphicsState(gState);16wpt.drawRect(0,0,50,50);17var gState = wpt.getGraphicsState();18gState.setColorSpace(wpt.CalGrayCS);19wpt.setGraphicsState(gState);20wpt.drawRect(0,0,50,50);21var gState = wpt.getGraphicsState();22gState.setColorSpace(wpt.CalRGBCS);23wpt.setGraphicsState(gState);24wpt.drawRect(0,0,50,50);25var gState = wpt.getGraphicsState();26gState.setColorSpace(wpt.Lab
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