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40 lines
1.4 KiB
JavaScript
40 lines
1.4 KiB
JavaScript
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(function (name, context, definition) {
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if (typeof module != 'undefined' && module.exports) module.exports = definition()
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else if (typeof define == 'function' && define.amd) define(definition)
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else context[name] = definition()
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})('HighlightsLayerBuilder', this, function (name, context) {
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function HighlightsLayerBuilder(pageView, highlightsLayerDiv) {
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this.highlightsLayerDiv = highlightsLayerDiv;
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this.pageView = pageView;
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this.highlightElements = [];
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};
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HighlightsLayerBuilder.EXTERNAL_LINK_TARGET = "_blank";
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HighlightsLayerBuilder.prototype = {
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addHighlight: function(left, top, width, height) {
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rect = this.pageView.viewport.convertToViewportRectangle([left, top, left + width, top + height]);
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rect = PDFJS.Util.normalizeRect(rect);
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var element = document.createElement("div");
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element.style.left = Math.floor(rect[0]) + 'px';
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element.style.top = Math.floor(rect[1]) + 'px';
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element.style.width = Math.ceil(rect[2] - rect[0]) + 'px';
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element.style.height = Math.ceil(rect[3] - rect[1]) + 'px';
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this.highlightElements.push(element);
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this.highlightsLayerDiv.appendChild(element);
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return element;
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},
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clearHighlights: function() {
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for (var i = 0; i < this.highlightElements.length; i++) {
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this.highlightElements[i].remove();
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}
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this.highlightElements = [];
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}
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}
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return HighlightsLayerBuilder;
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});
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