Fixes lint warning W004 in src/display/{api, canvas, pattern_helper}.js
This commit is contained in:
Tim van der Meij
parent
df91acf239
commit
4e055169ed
@ -596,8 +596,9 @@ var PDFPageProxy = (function PDFPageProxyClosure() {
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_renderPageChunk: function PDFPageProxy_renderPageChunk(operatorListChunk,
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intent) {
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var intentState = this.intentStates[intent];
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var i, ii;
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// Add the new chunk to the current operator list.
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for (var i = 0, ii = operatorListChunk.length; i < ii; i++) {
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for (i = 0, ii = operatorListChunk.length; i < ii; i++) {
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intentState.operatorList.fnArray.push(operatorListChunk.fnArray[i]);
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intentState.operatorList.argsArray.push(
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operatorListChunk.argsArray[i]);
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@ -605,7 +606,7 @@ var PDFPageProxy = (function PDFPageProxyClosure() {
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intentState.operatorList.lastChunk = operatorListChunk.lastChunk;
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// Notify all the rendering tasks there are more operators to be consumed.
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for (var i = 0; i < intentState.renderTasks.length; i++) {
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for (i = 0; i < intentState.renderTasks.length; i++) {
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intentState.renderTasks[i].operatorListChanged();
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}
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@ -886,17 +887,18 @@ var WorkerTransport = (function WorkerTransportClosure() {
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var pageIndex = data[1];
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var type = data[2];
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var pageProxy = this.pageCache[pageIndex];
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var imageData;
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if (pageProxy.objs.hasData(id)) {
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return;
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}
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switch (type) {
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case 'JpegStream':
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var imageData = data[3];
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imageData = data[3];
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loadJpegStream(id, imageData, pageProxy.objs);
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break;
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case 'Image':
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var imageData = data[3];
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imageData = data[3];
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pageProxy.objs.resolve(id, imageData);
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// heuristics that will allow not to store large data
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@ -952,15 +954,16 @@ var WorkerTransport = (function WorkerTransportClosure() {
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var tmpCtx = tmpCanvas.getContext('2d');
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tmpCtx.drawImage(img, 0, 0);
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var data = tmpCtx.getImageData(0, 0, width, height).data;
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var i, j;
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if (components == 3) {
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for (var i = 0, j = 0; i < rgbaLength; i += 4, j += 3) {
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for (i = 0, j = 0; i < rgbaLength; i += 4, j += 3) {
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buf[j] = data[i];
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buf[j + 1] = data[i + 1];
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buf[j + 2] = data[i + 2];
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}
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} else if (components == 1) {
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for (var i = 0, j = 0; i < rgbaLength; i += 4, j++) {
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for (i = 0, j = 0; i < rgbaLength; i += 4, j++) {
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buf[j] = data[i];
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}
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}
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@ -1003,7 +1006,7 @@ var WorkerTransport = (function WorkerTransportClosure() {
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if (pageIndex in this.pagePromises) {
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return this.pagePromises[pageIndex];
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}
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var promise = new PDFJS.LegacyPromise();
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promise = new PDFJS.LegacyPromise();
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this.pagePromises[pageIndex] = promise;
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this.messageHandler.send('GetPageRequest', { pageIndex: pageIndex });
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return promise;
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@ -453,13 +453,13 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
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var partialChunkHeight = height - fullChunks * fullChunkHeight;
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var chunkImgData = ctx.createImageData(width, fullChunkHeight);
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var srcPos = 0;
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var srcPos = 0, destPos;
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var src = imgData.data;
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var dest = chunkImgData.data;
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var i, j, thisChunkHeight, elemsInThisChunk;
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// There are multiple forms in which the pixel data can be passed, and
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// imgData.kind tells us which one this is.
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if (imgData.kind === ImageKind.GRAYSCALE_1BPP) {
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// Grayscale, 1 bit per pixel (i.e. black-and-white).
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var destDataLength = dest.length;
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@ -471,11 +471,11 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
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var white = 0xFFFFFFFF;
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var black = (PDFJS.isLittleEndian || !PDFJS.hasCanvasTypedArrays) ?
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0xFF000000 : 0x000000FF;
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for (var i = 0; i < totalChunks; i++) {
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var thisChunkHeight =
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for (i = 0; i < totalChunks; i++) {
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thisChunkHeight =
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(i < fullChunks) ? fullChunkHeight : partialChunkHeight;
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var destPos = 0;
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for (var j = 0; j < thisChunkHeight; j++) {
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destPos = 0;
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for (j = 0; j < thisChunkHeight; j++) {
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var srcDiff = srcLength - srcPos;
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var k = 0;
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var kEnd = (srcDiff > fullSrcDiff) ? width : srcDiff * 8 - 7;
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@ -510,29 +510,27 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
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ctx.putImageData(chunkImgData, 0, i * fullChunkHeight);
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}
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} else if (imgData.kind === ImageKind.RGBA_32BPP) {
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// RGBA, 32-bits per pixel.
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for (var i = 0; i < totalChunks; i++) {
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var thisChunkHeight =
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for (i = 0; i < totalChunks; i++) {
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thisChunkHeight =
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(i < fullChunks) ? fullChunkHeight : partialChunkHeight;
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var elemsInThisChunk = imgData.width * thisChunkHeight * 4;
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elemsInThisChunk = imgData.width * thisChunkHeight * 4;
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dest.set(src.subarray(srcPos, srcPos + elemsInThisChunk));
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srcPos += elemsInThisChunk;
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ctx.putImageData(chunkImgData, 0, i * fullChunkHeight);
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}
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} else if (imgData.kind === ImageKind.RGB_24BPP) {
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// RGB, 24-bits per pixel.
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for (var i = 0; i < totalChunks; i++) {
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var thisChunkHeight =
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for (i = 0; i < totalChunks; i++) {
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thisChunkHeight =
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(i < fullChunks) ? fullChunkHeight : partialChunkHeight;
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var elemsInThisChunk = imgData.width * thisChunkHeight * 3;
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var destPos = 0;
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for (var j = 0; j < elemsInThisChunk; j += 3) {
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elemsInThisChunk = imgData.width * thisChunkHeight * 3;
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destPos = 0;
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for (j = 0; j < elemsInThisChunk; j += 3) {
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dest[destPos++] = src[srcPos++];
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dest[destPos++] = src[srcPos++];
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dest[destPos++] = src[srcPos++];
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@ -540,9 +538,8 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
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}
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ctx.putImageData(chunkImgData, 0, i * fullChunkHeight);
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}
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} else {
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error('bad image kind: ' + imgData.kind);
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error('bad image kind: ' + imgData.kind);
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}
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}
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@ -1311,6 +1308,8 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
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var glyphsLength = glyphs.length;
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var vertical = font.vertical;
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var defaultVMetrics = font.defaultVMetrics;
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var i, glyph, width;
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var VERTICAL_TEXT_ROTATION = Math.PI / 2;
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if (fontSize === 0) {
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return;
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@ -1324,9 +1323,8 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
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ctx.scale(textHScale, 1);
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for (var i = 0; i < glyphsLength; ++i) {
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var glyph = glyphs[i];
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for (i = 0; i < glyphsLength; ++i) {
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glyph = glyphs[i];
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if (glyph === null) {
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// word break
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this.ctx.translate(wordSpacing, 0);
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@ -1342,8 +1340,8 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
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this.restore();
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var transformed = Util.applyTransform([glyph.width, 0], fontMatrix);
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var width = (transformed[0] * fontSize + charSpacing) *
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current.fontDirection;
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width = ((transformed[0] * fontSize + charSpacing) *
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current.fontDirection);
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ctx.translate(width, 0);
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current.x += width * textHScale;
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@ -1371,8 +1369,8 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
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ctx.lineWidth = lineWidth;
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var x = 0;
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for (var i = 0; i < glyphsLength; ++i) {
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var glyph = glyphs[i];
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for (i = 0; i < glyphsLength; ++i) {
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glyph = glyphs[i];
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if (glyph === null) {
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// word break
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x += current.fontDirection * wordSpacing;
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@ -1387,7 +1385,7 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
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vx = -vx * fontSize * current.fontMatrix[0];
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var vy = vmetric[2] * fontSize * current.fontMatrix[0];
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}
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var width = vmetric ? -vmetric[0] : glyph.width;
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width = vmetric ? -vmetric[0] : glyph.width;
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var charWidth = width * fontSize * current.fontMatrix[0] +
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charSpacing * current.fontDirection;
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var accent = glyph.accent;
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@ -1509,6 +1507,7 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
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this.current.strokeColor = color;
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},
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getColorN_Pattern: function CanvasGraphics_getColorN_Pattern(IR, cs) {
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var pattern;
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if (IR[0] == 'TilingPattern') {
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var args = IR[1];
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var base = cs.base;
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@ -1518,10 +1517,10 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
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color = base.getRgb(args, 0);
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}
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var pattern = new TilingPattern(IR, color, this.ctx, this.objs,
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this.commonObjs, this.baseTransform);
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pattern = new TilingPattern(IR, color, this.ctx, this.objs,
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this.commonObjs, this.baseTransform);
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} else {
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var pattern = getShadingPatternFromIR(IR);
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pattern = getShadingPatternFromIR(IR);
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}
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return pattern;
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},
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@ -1999,12 +1998,12 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
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var c = currentTransform[2], d = currentTransform[3];
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var heightScale = Math.max(Math.sqrt(c * c + d * d), 1);
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var imgToPaint;
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var imgToPaint, tmpCanvas;
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// instanceof HTMLElement does not work in jsdom node.js module
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if (imgData instanceof HTMLElement || !imgData.data) {
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imgToPaint = imgData;
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} else {
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var tmpCanvas = CachedCanvases.getCanvas('inlineImage', width, height);
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tmpCanvas = CachedCanvases.getCanvas('inlineImage', width, height);
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var tmpCtx = tmpCanvas.context;
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putBinaryImageData(tmpCtx, imgData);
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imgToPaint = tmpCanvas.canvas;
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@ -2026,8 +2025,7 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
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newHeight = Math.ceil(paintHeight / 2);
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heightScale /= paintHeight / newHeight;
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}
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var tmpCanvas = CachedCanvases.getCanvas(tmpCanvasId,
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newWidth, newHeight);
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tmpCanvas = CachedCanvases.getCanvas(tmpCanvasId, newWidth, newHeight);
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tmpCtx = tmpCanvas.context;
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tmpCtx.clearRect(0, 0, newWidth, newHeight);
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tmpCtx.drawImage(imgToPaint, 0, 0, paintWidth, paintHeight,
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@ -117,12 +117,13 @@ var createMeshCanvas = (function createMeshCanvasClosure() {
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function drawFigure(data, figure, context) {
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var ps = figure.coords;
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var cs = figure.colors;
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var i, ii;
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switch (figure.type) {
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case 'lattice':
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var verticesPerRow = figure.verticesPerRow;
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var rows = Math.floor(ps.length / verticesPerRow) - 1;
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var cols = verticesPerRow - 1;
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for (var i = 0; i < rows; i++) {
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for (i = 0; i < rows; i++) {
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var q = i * verticesPerRow;
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for (var j = 0; j < cols; j++, q++) {
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drawTriangle(data, context,
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@ -135,7 +136,7 @@ var createMeshCanvas = (function createMeshCanvasClosure() {
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}
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break;
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case 'triangles':
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for (var i = 0, ii = ps.length; i < ii; i += 3) {
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for (i = 0, ii = ps.length; i < ii; i += 3) {
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drawTriangle(data, context,
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ps[i], ps[i + 1], ps[i + 2],
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cs[i], cs[i + 1], cs[i + 2]);
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@ -414,7 +415,7 @@ var TilingPattern = (function TilingPatternClosure() {
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getPattern: function TilingPattern_getPattern(ctx, owner) {
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var temporaryPatternCanvas = this.createPatternCanvas(owner);
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var ctx = this.ctx;
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ctx = this.ctx;
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ctx.setTransform.apply(ctx, this.baseTransform);
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ctx.transform.apply(ctx, this.matrix);
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this.scaleToContext();
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