1 | <html>
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2 | <head>
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3 | <script type="text/javascript">
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4 | var bbox = "";
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5 | var width = 800;
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6 | var height = 800;
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7 |
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8 | // Parse query string and set variables
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9 | var url = location.href;
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10 | var queryStringPos = url.indexOf("?");
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11 | if( queryStringPos != -1 )
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12 | {
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13 | url = url.substring(queryStringPos + 1);
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14 | var variables = url.split ("&");
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15 | for (i = 0; i < variables.length; i++)
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16 | {
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17 | if( !variables[i] )
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18 | continue;
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19 | var keyValue = variables[i].split("=");
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20 | eval ('var '+keyValue[0].toLowerCase()+'="'+keyValue[1]+'"');
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21 | }
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22 | }
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23 | else
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24 | {
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25 | dump("YWMS ERROR: no queryString\n");
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26 | }
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27 |
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28 | // Limit size to current window's, to avoid memory problems
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29 | width = Math.min(width, screen.width);
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30 | height = Math.min(height, screen.height);
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31 |
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32 | </script>
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33 | <script type="text/javascript" src="http://api.maps.yahoo.com/ajaxymap?v=3.4&appid=z7qRk3_V34HAbY_SkC7u7GAgG5nDTblw.cuL1OS5LWGwkIIUeGjg4qsnJDPpmhoF"></script>
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34 | </head>
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35 |
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36 | <body style="margin: 0px">
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37 | <div id="map"></div>
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38 | <script type="text/javascript">
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39 | if( !bbox || !width || !height)
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40 | {
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41 | alert("YWMS ERROR: invalid parameters\n");
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42 | }
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43 | else
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44 | {
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45 | // Resize map container to parameter dimension
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46 | var mapDiv = document.getElementById("map");
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47 | mapDiv.style.width = Math.ceil(width/258)*258;
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48 | mapDiv.style.height = Math.ceil(height/258)*258;
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49 |
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50 | // Get the bounding box
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51 | var coords = bbox.split(",");
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52 | var tllon = coords[0], tllat = coords[1];
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53 | var brlon = coords[2], brlat = coords[3];
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54 |
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55 | var points = new Array();
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56 | points[0] = new YGeoPoint(tllat, tllon);
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57 | points[1] = new YGeoPoint(brlat, brlon);
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58 |
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59 | // other map types work as well but only satellite allowed for use with OSM!
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60 | var map = new YMap(document.getElementById("map"), YAHOO_MAP_SAT);
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61 | map.removeZoomScale();
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62 | var zac = map.getBestZoomAndCenter(points);
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63 | var level = zac.zoomLevel;
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64 |
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65 | // funny Yahoo bug seems to return 0 if your section is too small
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66 | if( level == 0 ) level = 1;
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67 | if (level>1) level--;
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68 |
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69 | map.drawZoomAndCenter(zac.YGeoPoint,level);
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70 |
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71 | // Get the on-screen coordinates of the points
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72 | xy0 = map.convertLatLonXY(points[0]);
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73 | xy1 = map.convertLatLonXY(points[1]);
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74 |
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75 | // Create a new size for the map. This makes the need of clipping the image unnecesary.
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76 | new_width = Math.abs( xy0.x - xy1.x);
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77 | new_height = Math.abs( xy0.y - xy1.y);
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78 |
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79 | // Apply the new width-height
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80 | mapDiv.style.width = new_width;
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81 | mapDiv.style.height = new_height;
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82 | map.resizeTo( new YSize(new_width, new_height));
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83 |
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84 | /// DEBUG: colour the interesting area
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85 | var cPT2 = new YGeoPoint(tllat, tllon);
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86 | var cPT3 = new YGeoPoint(tllat, brlon);
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87 | var cPT4 = new YGeoPoint(brlat, brlon);
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88 | var cPT5 = new YGeoPoint(brlat, tllon);
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89 | // args: array of pts, color, width, alpha
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90 | var poly1 = new YPolyline([cPT2,cPT3,cPT4,cPT5, cPT2],'blue',7,0.7);
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91 | //map.addOverlay(poly1);
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92 |
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93 | var bounds = map.getBoundsLatLon();
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94 |
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95 | //Resizes to the actual bounding box
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96 | window.moveTo(0,0);
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97 | window.resizeTo(new_width,new_height);
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98 | }
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99 | </script>
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100 | </body>
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101 | </html>
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