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Squares-D3-demo.min.js
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Squares-D3-demo.min.js
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// D3 v2 retrieved Mon Feb 11 16:51:55 EST 2013
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this.grid=new p.Grid(a.x,a.y,f,3);this.projection=b;this.queue=new q(this.loaded_tiles);this.tile_queuer=this.getTileQueuer();this.tile_dequeuer=this.getTileDequeuer();this.tile_onloaded=this.getTileOnloaded();k.link_control(this.selection,new k.Control(this,!0));r.link_control(this);var g=this;d3.select(window).on("resize.map",function(){g.update_gridsize()});this.selection.selectAll("img.tile").remove();this.redraw(!0)};b.prototype.update_gridsize=function(){var a=k.element_size(this.parent);this.grid.resize(a.x,
a.y);this.redraw(!0)};b.prototype.pointLocation=function(a){a=this.grid.pointCoordinate(a?a:this.grid.center);return this.projection.coordinateLocation(a)};b.prototype.locationPoint=function(a){a=this.projection.locationCoordinate(a);return this.grid.coordinatePoint(a)};b.prototype.setCenterZoom=function(a,c){this.grid.setCenter(this.projection.locationCoordinate(a,c));this.redraw(!0)};b.prototype.onMoved=function(a){var c=this,b=this.moved_callback;this.moved_callback=function(){b&&b();a(c)}};b.prototype.redraw=
function(b){var d=this.grid.visibleTiles(),d=this.selection.selectAll("img.tile").data(d,e);d.exit().each(this.tile_dequeuer).remove();d.enter().append("img").attr("class","tile").attr("id",e).style("z-index",l).style("display","none").on("load",this.tile_onloaded).each(this.tile_queuer);n.transform_property?this.selection.selectAll("img.tile").style(n.transform_property,j):this.selection.selectAll("img.tile").style("left",g).style("top",c).style("width",a).style("height",f);b&&this.moved_callback&&
this.moved_callback();this.queue.process()};b.prototype.getTileOnloaded=function(){var a=this;return function(){d3.select(this).style("display","block");a.loaded_tiles[this.src]=Date.now();a.queue.close(this);a.redraw(!1)}};b.prototype.getTileQueuer=function(){var a=this;return function(c){var b=a.template,b=b.replace("{z}","{Z}").replace("{Z}",c.coord.zoom.toFixed(0)),b=b.replace("{x}","{X}").replace("{X}",c.coord.column.toFixed(0)),b=b.replace("{y}","{Y}").replace("{Y}",c.coord.row.toFixed(0));
a.queue.append(this,b)}};b.prototype.getTileDequeuer=function(){var a=this.queue;return function(){a.cancel(this)}};d.Map=b;var q;d=function(a){this.queue=[];this.queue_by_id={};this.open_request_count=0;this.requests_by_id={};this.loaded_tiles=a};d.prototype.append=function(a,c){if(c in this.loaded_tiles)a.src=c;else{var b=new s(a,c);this.queue.push(b);this.queue_by_id[b.id]=b}};d.prototype.cancel=function(a){this.close(a);var c=this.queue_by_id[a.id];c&&(c.deny(),delete this.queue_by_id[a.id])};
d.prototype.close=function(a){var c=this.requests_by_id[a.id];c&&(c.deny(),delete this.requests_by_id[a.id],this.open_request_count--)};d.prototype.process=function(){for(this.queue.sort(s.compare);4>this.open_request_count&&0<this.queue.length;){var a=this.queue.shift();a.load()&&(this.requests_by_id[a.id]=a,this.open_request_count++);delete this.queue_by_id[a.id]}};q=d;var s;d=function(a,c){this.id=a.id;this.sort=parseInt(d3.select(a).style("z-index"));this.image=a;this.src=c};d.prototype.deny=
function(){this.image=null};d.prototype.load=function(){return this.image&&this.image.parentNode?(this.image.src=this.src,!0):!1};d.compare=function(a,c){return c.sort-a.sort};s=d});
require.define("/Mouse.js",function(b,h,d){function e(a){var c=a.append("a");c.style("display","block").style("float","left").style("cursor","pointer").style("padding","7px").style("border-radius","3px").style("background-color","white").style("opacity",0.8).on("mouseover.button",function(){c.style("opacity",1)}).on("mouseout.button",function(){c.style("opacity",0.8)});return c}function g(){d3.event.preventDefault();d3.event.stopPropagation()}var c=b("./Core");d.element_size=function(a){return a==
document.body?new c.Point(window.innerWidth,window.innerHeight):new c.Point(a.clientWidth,a.clientHeight)};d.link_control=function(a,c){var b=a.append("div"),d=e(b),k=e(b);d.style("margin-right","5px");b.style("z-index",99).style("position","absolute").style("padding","5px").style("margin","5px").style("background-color","rgba(0, 0, 0, .2)").style("border-radius","6px");k.append("img").style("display","block").style("pointer-events","none").attr("src","data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAkAAAAJAQMAAADaX5RTAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAAZQTFRFAAAA////pdmf3QAAAAJ0Uk5T/wDltzBKAAAAEUlEQVQI12N43MAAQXAAEwEAcZcIUxqnpLsAAAAASUVORK5CYII=");
d.append("img").style("display","block").style("pointer-events","none").attr("src","data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAkAAAAJAQMAAADaX5RTAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAAZQTFRFAAAA////pdmf3QAAAAJ0Uk5T/wDltzBKAAAAEUlEQVQI12P438AAQXAAEwEAescI+0eupfwAAAAASUVORK5CYII=");a.on("dblclick.map",function(){c.onDoubleclick()});a.on("mousedown.map",function(){c.onMousedown()});a.on("mousewheel.map",function(){c.onMousewheel()});a.on("DOMMouseScroll.map",function(){c.onMousewheel()});
k.on("click.in",function(){c.onZoomin()}).on("dblclick.in",g);d.on("click.out",function(){c.onZoomout()}).on("dblclick.out",g)};b=function(a,c){this.map=a;this.whole_zooms=c};b.prototype.nextZoomIn=function(){var a=this.map.grid.zoom()+1;return this.whole_zooms?Math.round(a):a};b.prototype.nextZoomOut=function(){var a=this.map.grid.zoom()-1;return this.whole_zooms?Math.round(a):a};b.prototype.onZoomin=function(){this.map.grid.zoomToAbout(this.nextZoomIn(),this.map.grid.center);this.map.redraw(!0);
g()};b.prototype.onZoomout=function(){this.map.grid.zoomToAbout(this.nextZoomOut(),this.map.grid.center);this.map.redraw(!0);g()};b.prototype.onDoubleclick=function(){var a=d3.mouse(this.map.parent),a=new c.Point(a[0],a[1]),b=d3.event.shiftKey?this.nextZoomOut():this.nextZoomIn();this.map.grid.zoomToAbout(b,a);this.map.redraw(!0)};b.prototype.onMousedown=function(){var a=this,b=new c.Point(d3.event.pageX,d3.event.pageY);d3.select(window).on("mousemove.map",this.getOnMousemove(b)).on("mouseup.map",
function(){a.onMouseup()});g()};b.prototype.onMouseup=function(){d3.select(window).on("mousemove.map",null).on("mouseup.map",null)};b.prototype.getOnMousemove=function(a){var b=this.map,d=a;return function(){var a=new c.Point(d3.event.pageX,d3.event.pageY);b.grid.panBy(a.x-d.x,a.y-d.y);b.redraw(!0);d=a}};b.prototype.onMousewheel=function(){var a=d3.mouse(this.map.parent),a=new c.Point(a[0],a[1]),b=this.map.grid.zoom()+this.d3_behavior_zoom_delta();this.map.grid.zoomToAbout(b,a);this.map.redraw(!0);
g()};b.prototype.d3_behavior_zoom_delta=function(){this.d3_behavior_zoom_div||(this.d3_behavior_zoom_div=d3.select("body").append("div").style("visibility","hidden").style("top",0).style("height",0).style("width",0).style("overflow-y","scroll").append("div").style("height","2000px").node().parentNode);try{this.d3_behavior_zoom_div.scrollTop=250;this.d3_behavior_zoom_div.dispatchEvent(d3.event);var a=250-this.d3_behavior_zoom_div.scrollTop}catch(c){a=d3.event.wheelDelta||5*-d3.event.detail}return 0.003*
a};d.Control=b});
require.define("/Core.js",function(b,h,d){b=function(b,c){this.x=b;this.y=c};b.prototype.toString=function(){return"("+this.x.toFixed(3)+", "+this.y.toFixed(3)+")"};d.Point=b;var e=function(b,c,a){this.row=b;this.column=c;this.zoom=a};e.prototype.toString=function(){return"("+this.row.toFixed(3)+", "+this.column.toFixed(3)+" @"+this.zoom.toFixed(3)+")"};e.prototype.copy=function(){return new e(this.row,this.column,this.zoom)};e.prototype.container=function(){var b=this.zoomTo(Math.floor(this.zoom));return new e(Math.floor(b.row),
Math.floor(b.column),b.zoom)};e.prototype.zoomTo=function(b){var c=Math.pow(2,b-this.zoom);return new e(this.row*c,this.column*c,b)};e.prototype.zoomBy=function(b){var c=Math.pow(2,b);return new e(this.row*c,this.column*c,this.zoom+b)};e.prototype.up=function(b){"undefined"===typeof b&&(b=1);return new e(this.row-b,this.column,this.zoom)};e.prototype.right=function(b){"undefined"===typeof b&&(b=1);return new e(this.row,this.column+b,this.zoom)};e.prototype.down=function(b){"undefined"===typeof b&&
(b=1);return new e(this.row+b,this.column,this.zoom)};e.prototype.left=function(b){"undefined"===typeof b&&(b=1);return new e(this.row,this.column-b,this.zoom)};d.Coordinate=e});
require.define("/Hash.js",function(b,h,d){function e(a){j||a==l&&(j=window.setTimeout(g,50))}function g(){clearTimeout(j);j=null;var a=l.grid.zoom(),c=Math.round(a).toFixed(2)==a.toFixed(2),b=Math.round(Math.log(1<<a+8)/Math.log(10)),b=Math.max(0,b-2),d=l.pointLocation(null),a=[a.toFixed(c?0:2),d.lat.toFixed(b),d.lon.toFixed(b)];f=!0;location.hash="#"+a.join("/")}function c(){if(f)f=!1;else{var c=location.hash.match(/^#(\d+(?:\.\d+)?)\/(-?\d+(?:\.\d+)?)\/(-?\d+(?:\.\d+)?)$/);if(c){var b=parseFloat(c[1]),
c=new a.Location(parseFloat(c[2]),parseFloat(c[3]));l.setCenterZoom(c,b)}}}var a=b("./Geo"),f=!1,j,l;d.link_control=function(a){l||(l=a,c(),window.addEventListener("hashchange",c),l.onMoved(e))}});
require.define("/Geo.js",function(b,h,d){var e=b("./Core"),g=function(a,c){this.lat=a;this.lon=c};g.prototype.toString=function(){return"("+this.lat.toFixed(6)+", "+this.lon.toFixed(6)+")"};d.Location=g;var c=Math.PI;b=function(){};b.prototype.project=function(a){var b=c*a.lon/180;a=Math.log(Math.tan(c/4+c*a.lat/180/2));return new e.Point(b,a)};b.prototype.inverse=function(a){var b=a.x;a=180*(2*Math.atan(Math.exp(a.y))-c/2)/c;return new g(a,180*b/c)};b.prototype.locationCoordinate=function(a,b){"undefined"===
typeof b&&(b=0);var d=this.project(a);return(new e.Coordinate((c-d.y)/(2*c),(d.x+c)/(2*c),0)).zoomTo(b)};b.prototype.coordinateLocation=function(a){a=a.zoomTo(0);return this.inverse(new e.Point(2*a.column*c-c,c-2*a.row*c))};d.Mercator=b});require.define("/Base.js",function(){});
require.define("/Tile.js",function(b,h,d){function e(c,a,b,e,g){if("WebKitCSSMatrix"in window&&"m11"in new window.WebKitCSSMatrix)return c=c||1,"translate3d("+[a.toFixed(0),b.toFixed(0),"0px"].join("px,")+") scale3d("+[c.toFixed(8),c.toFixed(8),"1"].join()+")";var k="MozTransform"==d.transform_property?"px":"";return"matrix("+[c||"1",0,0,c||"1",a+(e*c-e)+k,b+(g*c-g)+k].join()+")"}var g=b("./Grid");b=function(c,a){this.coord=c;this.grid=a};b.prototype.toString=function(){return[this.coord.toString(),
this.left(),this.top()].join(" ")};b.prototype.toKey=function(){return[Math.floor(this.coord.zoom),Math.floor(this.coord.column),Math.floor(this.coord.row)].join("/")};b.prototype.left=function(){var c=this.grid.coordinatePoint(this.coord.container());return Math.round(c.x)+"px"};b.prototype.top=function(){var c=this.grid.coordinatePoint(this.coord.container());return Math.round(c.y)+"px"};b.prototype.width=function(){var c=Math.pow(2,this.grid.zoom()-this.coord.zoom);return Math.ceil(c*g.TileSize)+
"px"};b.prototype.height=function(){var c=Math.pow(2,this.grid.zoom()-this.coord.zoom);return Math.ceil(c*g.TileSize)+"px"};b.prototype.transform=function(){var c=Math.pow(2,this.grid.zoom()-this.coord.zoom);c*g.TileSize%1&&(c+=(1-c*g.TileSize%1)/g.TileSize);var a=this.grid.roundCoord().zoomBy(this.coord.zoom-this.grid.roundCoord().zoom),b=Math.round(this.grid.center.x+(this.coord.column-a.column)*g.TileSize*c),a=Math.round(this.grid.center.y+(this.coord.row-a.row)*g.TileSize*c);return e(c,b,a,g.TileSize/
2,g.TileSize/2)};d.Tile=b;d.transform_property=null;"transform"in document.documentElement.style?d.transform_property="transform":"-webkit-transform"in document.documentElement.style?d.transform_property="-webkit-transform":"-o-transform"in document.documentElement.style?d.transform_property="-o-transform":"-moz-transform"in document.documentElement.style?d.transform_property="-moz-transform":"-ms-transform"in document.documentElement.style&&(d.transform_property="-ms-transform");d.matrix_string=
e});
require.define("/Grid.js",function(b,h,d){var e=b("./Core"),g=b("./Tile");d.TileSize=256;d.TileExp=Math.log(d.TileSize)/Math.log(2);b=function(c,a,b,d){this.resize(c,a);this.coord=b;this.pyramid=d};b.prototype.zoom=function(){return this.coord.zoom};b.prototype.roundCoord=function(){return this.coord.zoomTo(Math.round(this.coord.zoom))};b.prototype.resize=function(c,a){this.center=new e.Point(c/2,a/2)};b.prototype.setCenter=function(c){this.coord=18<this.coord.zoom?c.zoomTo(18):0>this.coord.zoom?c.zoomTo(0):
c};b.prototype.panBy=function(c,a){var b=new e.Point(this.center.x-c,this.center.y-a);this.coord=this.pointCoordinate(b)};b.prototype.zoomToAbout=function(c,a){var b=new e.Point(2*this.center.x-a.x,2*this.center.y-a.y);this.coord=this.pointCoordinate(new e.Point(a.x,a.y));this.coord=this.coord.zoomTo(c);18<this.coord.zoom?this.coord=this.coord.zoomTo(18):0>this.coord.zoom&&(this.coord=this.coord.zoomTo(0));this.coord=this.pointCoordinate(b)};b.prototype.coordinatePoint=function(c){var a=this.coord.zoomBy(d.TileExp);
c=c.zoomTo(a.zoom);return new e.Point(this.center.x-a.column+c.column,this.center.y-a.row+c.row)};b.prototype.pointCoordinate=function(c){var a=c.x-this.center.x;c=c.y-this.center.y;return this.coord.zoomBy(d.TileExp).right(a).down(c).zoomTo(this.coord.zoom)};b.prototype.visibleTiles=function(){for(var c=this.roundCoord(),a=this.pointCoordinate(new e.Point(0,0)),b=this.pointCoordinate(new e.Point(2*this.center.x,2*this.center.y)),a=a.zoomTo(c.zoom).container(),b=b.zoomTo(c.zoom).container(),d=[],
h={},k=a.row;k<=b.row;k++)for(var r=a.column;r<=b.column;r++){var n=new e.Coordinate(k,r,c.zoom);d.push(new g.Tile(n,this));for(var p=n.zoom-1;p>=n.zoom-this.pyramid&&0<=p;p--){var q=n.zoomTo(p).container();if(q.toString()in h)break;h[q.toString()]=!0;d.push(new g.Tile(q,this))}}return d};d.Grid=b});
require.define("/Div.js",function(b,h,d){function e(a){return a.toKey()}function g(a){return a.left()}function c(a){return a.top()}function a(a){return a.width()}function f(a){return a.height()}var j=b("./Mouse");b("./Base");var l=b("./Grid");b=function(a,b,c,d){this.selection=d3.select(a);this.parent=a;a=j.element_size(this.parent);c=b.locationCoordinate(c).zoomTo(d);this.grid=new l.Grid(a.x,a.y,c,0);this.projection=b;j.link_control(this.selection,new j.Control(this,!1));var e=this;d3.select(window).on("resize.map",
function(){e.update_gridsize()});this.selection.selectAll("div.tile").remove();this.redraw(!1)};b.prototype.update_gridsize=function(){var a=j.element_size(this.parent);this.grid.resize(a.x,a.y);this.redraw(!0)};b.prototype.pointLocation=function(a){a=this.grid.pointCoordinate(a?a:this.grid.center);return this.projection.coordinateLocation(a)};b.prototype.locationPoint=function(a){a=this.projection.locationCoordinate(a);return this.grid.coordinatePoint(a)};b.prototype.setCenterZoom=function(a,b){this.grid.setCenter(this.projection.locationCoordinate(a,
b));this.redraw(!0)};b.prototype.onMoved=function(a){var b=this,c=this.moved_callback;this.moved_callback=function(){c&&c();a(b)}};b.prototype.redraw=function(b){var d=this.grid.visibleTiles(),d=this.selection.selectAll("div.tile").data(d,e);d.exit().remove();d.enter().append("div").attr("class","tile").style("border-top","1px solid pink").style("border-left","1px solid pink").text(e).attr("id",e);this.selection.selectAll("div.tile").style("left",g).style("top",c).style("width",a).style("height",
f);b&&this.moved_callback&&this.moved_callback()};d.Map=b});
require.define("/Main.js",function(b){var h=b("./Image"),d=b("./Div"),e=b("./Geo");window.squares={makeImgMap:function(b,c,a,d,j){if(b==document.body)throw Error("Sorry, for the moment I can\u2019t figure out how to make the mousewheel work in Safari 5.0 when the parent element is the document body. Try making your parent element a DIV?");return new h.Map(b,c,new e.Mercator,new e.Location(a,d),j)},makeDivMap:function(b,c,a,f){if(b==document.body)throw Error("Sorry, for the moment I can\u2019t figure out how to make the mousewheel work in Safari 5.0 when the parent element is the document body. Try making your parent element a DIV?");return new d.Map(b,
new e.Mercator,new e.Location(c,a),f)},ImageMap:h.Map,DivMap:d.Map,Geo:{Mercator:e.Mercator}};void 0==window.sq&&(window.sq=window.squares)});require("/Main.js");