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Trying to get resize map to work during print dialog

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This commit is contained in:
Will Bradley 2013-07-28 20:01:20 -04:00
parent 3ae4f4343b
commit 21da2de99e
1 changed files with 20 additions and 40 deletions
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60
print.html
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@ -32,7 +32,7 @@
height: 8.5in;
width: 11in;
}
#mapfoo {
#map {
margin: 0.25in;
height: 8in;
width: 10.5in;
@ -79,58 +79,38 @@
map.fitBounds(bounds);
};
var mapHalved = false;
function printMap(){
halveMap();
print();
// Only halve the map if it hasn't already been halved
if(!mapHalved){
halveMap();
}
// It takes awhile to halve, so print after 2sec.
setTimeout(function(){
print();
},2000);
}
function halveMap(){
// Halve size of map container (hopefully no redraw!)
map._container.style.width = window.getComputedStyle(map._container, null).width.split("px")[0]*0.4+"px";
map._container.style.height = window.getComputedStyle(map._container, null).height.split("px")[0]*0.4+"px";
// Halve size of each leaflet tile AND decrease its offsets by half
var leaflets = document.getElementsByClassName("leaflet-tile");
for(var i=0; i < leaflets.length; i++){
element = leaflets[i];
element.style.width = element.style.width.split("px")[0]/2+"px";
element.style.height = element.style.height.split("px")[0]/2+"px";
element.style.width = element.style.width.split("px")[0]*0.4+"px";
element.style.height = element.style.height.split("px")[0]*0.4+"px";
computedStyle = window.getComputedStyle(element, null); // "null" means this is not a pesudo style.
// You can retrieve the CSS3 matrix string by the following method.
var matrix = computedStyle.getPropertyValue('transform')
|| computedStyle.getPropertyValue('-moz-transform')
|| computedStyle.getPropertyValue('-webkit-transform')
|| computedStyle.getPropertyValue('-ms-transform')
|| computedStyle.getPropertyValue('-o-transform');
// Parse this string to obtain different attributes of the matrix.
// This regexp matches anything looks like this: anything(1, 2, 3, 4, 5, 6);
// Hence it matches both matrix strings:
// 2d: matrix(1,2,3,4,5,6)
// 3d: matrix3d(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16);
var matrixPattern = /^\w*\((((\d+)|(\d*\.\d+)|(\-\d*)),\s*)*((\d+)|(\d*\.\d+)|(\-\d*))\)/i;
var matrixValue = [];
if (matrixPattern.test(matrix)) { // When it satisfy the pattern.
console.log(matrix);
var matrixCopy = matrix.replace(/^\w*\(/, '').replace(')', '');
console.log(matrixCopy);
m = matrixCopy.split(/\s*,\s*/);
console.log(m);
m[4] = m[4]/2;
m[5] = m[5]/2;
console.log(m);
element.style.webkitTransform = "matrix("+m[0]+", "+m[1]+", "+m[2]+", "+m[3]+", "+m[4]+", "+m[5]+")";
console.log(element.style.webkitTransform);
}
element.style.left = element.style.left.split("px")[0]*0.4+"px";
element.style.top = element.style.top.split("px")[0]*0.4+"px";
}
// Halve size of map container (hopefully no redraw!)
map._container.style.width = window.getComputedStyle(map._container, null).width.split("px")[0]/2+"px";
map._container.style.height = window.getComputedStyle(map._container, null).height.split("px")[0]/2+"px";
mapHalved = true;
}
</script>