diff --git a/index.svg b/index.svg new file mode 100644 index 0000000..fabe56a --- /dev/null +++ b/index.svg @@ -0,0 +1,37 @@ + + + + + +
+ +
+ + + + + diff --git a/qrcode.js b/qrcode.js index b24c23e..6b07aac 100644 --- a/qrcode.js +++ b/qrcode.js @@ -116,8 +116,56 @@ var QRCode; return android; } + var svgDrawer = (function() { + + var Drawing = function (el, htOption) { + this._el = el; + this._htOption = htOption; + }; + + Drawing.prototype.draw = function (oQRCode) { + var _htOption = this._htOption; + var _el = this._el; + var nCount = oQRCode.getModuleCount(); + var nWidth = Math.floor(_htOption.width / nCount); + var nHeight = Math.floor(_htOption.height / nCount); + + this.clear(); + + function makeSVG(tag, attrs) { + var el = document.createElementNS('http://www.w3.org/2000/svg', tag); + for (var k in attrs) + if (attrs.hasOwnProperty(k)) el.setAttribute(k, attrs[k]); + return el; + } + + var svg = makeSVG("svg" , {'viewBox': '0 0 ' + String(nCount) + " " + String(nCount), 'width': '100%', 'height': '100%', 'fill': _htOption.colorLight}); + svg.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns:xlink", "http://www.w3.org/1999/xlink"); + _el.appendChild(svg); + + svg.appendChild(makeSVG("rect", {"fill": _htOption.colorDark, "width": "1", "height": "1", "id": "template"})); + + for (var row = 0; row < nCount; row++) { + for (var col = 0; col < nCount; col++) { + if (oQRCode.isDark(row, col)) { + var child = makeSVG("use", {"x": String(row), "y": String(col)}); + child.setAttributeNS("http://www.w3.org/1999/xlink", "href", "#template") + svg.appendChild(child); + } + } + } + }; + Drawing.prototype.clear = function () { + while (this._el.hasChildNodes()) + this._el.removeChild(this._el.lastChild); + }; + return Drawing; + })(); + + var useSVG = document.documentElement.tagName.toLowerCase() === "svg"; + // Drawing in DOM by using Table tag - var Drawing = !_isSupportCanvas() ? (function () { + var Drawing = useSVG ? svgDrawer : !_isSupportCanvas() ? (function () { var Drawing = function (el, htOption) { this._el = el; this._htOption = htOption; @@ -495,4 +543,4 @@ var QRCode; * @name QRCode.CorrectLevel */ QRCode.CorrectLevel = QRErrorCorrectLevel; -})(); \ No newline at end of file +})();