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Remove unused method that used hiddenDOMWindow
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Abe Jellinek
parent
ecb6bc735c
commit
7534fbdbb5
1 changed files with 0 additions and 156 deletions
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@ -840,162 +840,6 @@ Zotero.Tags = new function () {
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};
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/**
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* A tree cell can show only one image, and (as of Fx19) it can't be an SVG,
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* so we need to generate a composite image containing the existing item type
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* icon and one or more tag color swatches.
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*
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* @params {String[]} colors - Array of swatch colors
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* @params {String} extraImage - chrome:// URL of image to add to final image
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* @params {Boolean} [retracted = false] - If true, show an icon indicating the item was retracted
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* @return {Promise<String>} - A promise for a data: URL for a PNG
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*/
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this.generateItemsListImage = async function (colors, extraImage, retracted) {
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var multiplier = Zotero.hiDPI ? 2 : 1;
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var canvasHeight = 16 * multiplier;
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var extraImageWidth = 16 * multiplier;
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var extraImageHeight = 16 * multiplier;
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var retractionImage = `chrome://zotero/skin/cross${Zotero.hiDPI ? '@1.5x' : ''}.png`;
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var retractionImageLeftPadding = 1 * multiplier;
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var retractionImageWidth = 16 * multiplier;
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var retractionImageHeight = 16 * multiplier;
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var retractionImageScaledWidth = 12 * multiplier;
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var retractionImageScaledHeight = 12 * multiplier;
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var tagsLeftPadding = 3 * multiplier;
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var swatchSeparator = 3 * multiplier;
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var swatchWidth = 8 * multiplier;
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var swatchHeight = 8 * multiplier;
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var hash = colors.join("") + (extraImage ? extraImage : "") + (retracted ? "retracted" : "");
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if (_itemsListImagePromises[hash]) {
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return _itemsListImagePromises[hash];
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}
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var win = Components.classes["@mozilla.org/appshell/appShellService;1"]
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.getService(Components.interfaces.nsIAppShellService)
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.hiddenDOMWindow;
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var doc = win.document;
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var canvas = doc.createElement('canvas');
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var width = extraImageWidth
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+ (retracted
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? (retractionImageLeftPadding
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+ ((retractionImageWidth - retractionImageScaledWidth) / 2)
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+ retractionImageScaledWidth)
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: 0)
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+ (colors.length ? tagsLeftPadding : 0)
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+ (colors.length * (swatchWidth + swatchSeparator));
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canvas.width = width;
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canvas.height = canvasHeight;
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var swatchTop = Math.floor((canvasHeight - swatchHeight) / 2);
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var ctx = canvas.getContext('2d');
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// If extra image hasn't started loading, start now
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if (_itemsListImagePromises[extraImage] === undefined) {
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let ios = Services.io;
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let uri = ios.newURI(extraImage, null, null);
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let img = new win.Image();
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img.src = uri.spec;
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_itemsListImagePromises[extraImage] = new Zotero.Promise((resolve) => {
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img.onload = function () {
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resolve(img);
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};
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});
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}
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// If retraction image hasn't started loading, start now
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if (_itemsListImagePromises[retractionImage] === undefined) {
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let ios = Services.io;
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let uri = ios.newURI(retractionImage, null, null);
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let img = new win.Image();
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img.src = uri.spec;
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_itemsListImagePromises[retractionImage] = new Zotero.Promise((resolve) => {
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img.onload = function () {
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resolve(img);
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};
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});
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}
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var x = extraImageWidth
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+ (retracted ? retractionImageLeftPadding + retractionImageWidth: 0)
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+ tagsLeftPadding;
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for (let i = 0, len = colors.length; i < len; i++) {
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ctx.fillStyle = colors[i];
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_canvasRoundRect(ctx, x, swatchTop + 1, swatchWidth, swatchHeight, 2, true, false);
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x += swatchWidth + swatchSeparator;
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}
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if (retracted) {
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let [img1, img2] = await Promise.all([
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_itemsListImagePromises[extraImage],
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_itemsListImagePromises[retractionImage]
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]);
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ctx.drawImage(img1, 0, 0, extraImageWidth, extraImageHeight);
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ctx.drawImage(
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img2,
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extraImageWidth + retractionImageLeftPadding
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+ ((retractionImageWidth - retractionImageScaledWidth) / 2),
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(retractionImageHeight - retractionImageScaledHeight) / 2 + 1, // Lower by 1
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retractionImageScaledWidth,
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retractionImageScaledHeight
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);
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}
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else {
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let img = await _itemsListImagePromises[extraImage];
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ctx.drawImage(img, 0, 0, extraImageWidth, extraImageHeight);
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}
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var dataURI = canvas.toDataURL("image/png");
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_itemsListImagePromises[hash] = Promise.resolve(dataURI);
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return dataURI;
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};
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/**
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* From http://js-bits.blogspot.com/2010/07/canvas-rounded-corner-rectangles.html
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*
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* Draws a rounded rectangle using the current state of the canvas.
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* If you omit the last three params, it will draw a rectangle
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* outline with a 5 pixel border radius
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*
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* @param {CanvasRenderingContext2D} ctx
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* @param {Number} x The top left x coordinate
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* @param {Number} y The top left y coordinate
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* @param {Number} width The width of the rectangle
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* @param {Number} height The height of the rectangle
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* @param {Number} radius The corner radius. Defaults to 5;
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* @param {Boolean} fill Whether to fill the rectangle. Defaults to false.
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* @param {Boolean} stroke Whether to stroke the rectangle. Defaults to true.
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*/
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function _canvasRoundRect(ctx, x, y, width, height, radius, fill, stroke) {
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if (typeof stroke == "undefined" ) {
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stroke = true;
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}
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if (typeof radius === "undefined") {
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radius = 5;
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}
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ctx.beginPath();
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ctx.moveTo(x + radius, y);
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ctx.lineTo(x + width - radius, y);
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ctx.quadraticCurveTo(x + width, y, x + width, y + radius);
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ctx.lineTo(x + width, y + height - radius);
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ctx.quadraticCurveTo(x + width, y + height, x + width - radius, y + height);
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ctx.lineTo(x + radius, y + height);
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ctx.quadraticCurveTo(x, y + height, x, y + height - radius);
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ctx.lineTo(x, y + radius);
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ctx.quadraticCurveTo(x, y, x + radius, y);
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ctx.closePath();
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if (stroke) {
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ctx.stroke();
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}
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if (fill) {
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ctx.fill();
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}
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}
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// Return the first sequence of emojis from a string
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this.extractEmojiForItemsList = function (str) {
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// Split by anything that is not an emoji, Zero Width Joiner, or Variation Selector-16
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