Trying to resize map using transforms
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@ -6,8 +6,8 @@
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<![endif]-->
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<style type="text/css">
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#map {
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height: 600px;
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width: 80%;
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height: 612px; /* 8.5 inch at 72 dpi */
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width: 792px; /* 11 inch at 72 dpi */
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}
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#results {
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width: 18%;
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88
print.html
88
print.html
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@ -9,6 +9,12 @@
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padding: 0;
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margin: 0;
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}
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#printbutton {
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position: absolute;
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top: 0;
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left: 0;
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z-index: 999;
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}
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#map {
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height: 2550px; /* 8.5 inch at 300 dpi */
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width: 3300px; /* 11 inch at 300 dpi */
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@ -19,6 +25,9 @@
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size: 11in 8.5in;
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margin: 0mm;
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}
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#printbutton {
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display: none;
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}
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htmlff,boffdy {
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height: 8.5in;
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width: 11in;
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@ -34,6 +43,7 @@
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</head>
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<body>
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<input type="button" value="Print" id="printbutton" onclick="printMap()" />
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<div id="map"></div>
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<script type="text/javascript">
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@ -58,8 +68,6 @@
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if(params["q"] && params["b0"] && params["b1"] && params["b2"] && params["b3"]){
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updateMap(decodeURIComponent(params["q"]),[[decodeURIComponent(params["b0"]), decodeURIComponent(params["b1"])],
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[decodeURIComponent(params["b2"]), decodeURIComponent(params["b3"])]]);
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//uploadCanvas();
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//print();
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}
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else {
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alert("No boundaries given!");
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@ -71,38 +79,58 @@
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map.fitBounds(bounds);
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};
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function uploadCanvas(){
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var data = "<svg xmlns='http://www.w3.org/2000/svg' width='3300' height='2550'>" +
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"<foreignObject width='100%' height='100%'>" +
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"<div xmlns='http://www.w3.org/1999/xhtml' >" +
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document.getElementById("map").innerHTML+
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"</div>" +
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"</foreignObject>" +
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"</svg>";
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document.getElementById("map").innerHTML = data;
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function printMap(){
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halveMap();
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print();
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}
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function drawCanvas(){
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var canvas = document.getElementById("canvas");
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var ctx = canvas.getContext("2d");
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var data = "<svg xmlns='http://www.w3.org/2000/svg' width='3300' height='2550'>" +
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"<foreignObject width='100%' height='100%'>" +
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"<div xmlns='http://www.w3.org/1999/xhtml' >" +
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document.getElementById("map").innerHTML+
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"</div>" +
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"</foreignObject>" +
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"</svg>";
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var DOMURL = self.URL || self.webkitURL || self;
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var img = new Image();
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var svg = new Blob([data], {type: "image/svg+xml;charset=utf-8"});
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var url = DOMURL.createObjectURL(svg);
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img.onload = function() {
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ctx.drawImage(img, 0, 0);
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DOMURL.revokeObjectURL(url);
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};
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img.src = url;
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function halveMap(){
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// Halve size of each leaflet tile AND decrease its offsets by half
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var leaflets = document.getElementsByClassName("leaflet-tile");
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for(var i=0; i < leaflets.length; i++){
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element = leaflets[i];
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element.style.width = element.style.width.split("px")[0]/2+"px";
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element.style.height = element.style.height.split("px")[0]/2+"px";
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computedStyle = window.getComputedStyle(element, null); // "null" means this is not a pesudo style.
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// You can retrieve the CSS3 matrix string by the following method.
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var matrix = computedStyle.getPropertyValue('transform')
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|| computedStyle.getPropertyValue('-moz-transform')
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|| computedStyle.getPropertyValue('-webkit-transform')
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|| computedStyle.getPropertyValue('-ms-transform')
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|| computedStyle.getPropertyValue('-o-transform');
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// Parse this string to obtain different attributes of the matrix.
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// This regexp matches anything looks like this: anything(1, 2, 3, 4, 5, 6);
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// Hence it matches both matrix strings:
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// 2d: matrix(1,2,3,4,5,6)
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// 3d: matrix3d(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16);
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var matrixPattern = /^\w*\((((\d+)|(\d*\.\d+)|(\-\d*)),\s*)*((\d+)|(\d*\.\d+)|(\-\d*))\)/i;
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var matrixValue = [];
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if (matrixPattern.test(matrix)) { // When it satisfy the pattern.
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console.log(matrix);
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var matrixCopy = matrix.replace(/^\w*\(/, '').replace(')', '');
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console.log(matrixCopy);
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m = matrixCopy.split(/\s*,\s*/);
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console.log(m);
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m[4] = m[4]/2;
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m[5] = m[5]/2;
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console.log(m);
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element.style.webkitTransform = "matrix("+m[0]+", "+m[1]+", "+m[2]+", "+m[3]+", "+m[4]+", "+m[5]+")";
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console.log(element.style.webkitTransform);
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}
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}
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// Halve size of map container (hopefully no redraw!)
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map._container.style.width = window.getComputedStyle(map._container, null).width.split("px")[0]/2+"px";
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map._container.style.height = window.getComputedStyle(map._container, null).height.split("px")[0]/2+"px";
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}
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</script>
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