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<!------------------------------------------------------------------------------
* rtkplot_ge.htm: rtkplot google earth plugin
*
* history: 2012/04/07 1.0 new
*------------------------------------------------------------------------------>
<html>
<head>
<title>RTKPLOT_GE</title>
<script type="text/javascript" src="http://www.google.com/jsapi"> </script>
<script type="text/javascript">
var ge = null;
var mark1,mark2,track1,track2,points,altmode;
var mark_icon1="http://maps.google.com/mapfiles/kml/paddle/ylw-circle.png";
var mark_icon2="http://maps.google.com/mapfiles/kml/paddle/red-circle.png";
var mark_icon3="http://maps.google.com/mapfiles/kml/paddle/wht-circle.png";
function init() {
google.earth.createInstance("map3d",initCallback,failureCallback);
}
function initCallback(instance) {
ge = instance;
var opt = ge.getOptions();
opt.setFlyToSpeed(ge.SPEED_TELEPORT);
opt.setAtmosphereVisibility(false);
opt.setMouseNavigationEnabled(true);
opt.setBuildingSelectionEnabled(false);
opt.setAutoGroundLevelViewEnabled(false);
mark1 = GenMark('1',mark_icon1);
mark2 = GenMark('2',mark_icon2);
track1 = GenLine('track1','cc00ffff');
track2 = GenLine('track2','cc0044ff');
points = new Array();
altmode = ge.ALTITUDE_CLAMP_TO_GROUND;
ge.getWindow().setVisibility(true);
document.getElementById('state').value='1';
setInterval("UpdateState()",250);
}
function failureCallback(errcode) {
document.write('<P align=center>Google Earth Plugin load error</P>');
document.getElementById('state').value='-1';
}
function GenMark(name,mark_icon) {
var pm = ge.createPlacemark('');
var icon = ge.createIcon('');
icon.setHref(mark_icon);
var style = ge.createStyle('');
style.getIconStyle().setIcon(icon);
style.getIconstyle().getHotSpot().set(0.5,ge.UNITS_FRACTION,0,ge.UNITS_FRACTION);
pm.setDescription(name);
pm.setStyleSelector(style);
ge.getFeatures().appendChild(pm);
return pm;
}
function GenLine(name,color) {
var pm = ge.createPlaceMark('');
var ls = ge.createLineString('');
var style = ge.createStyle('');
style.getLineStyle().setWidth(3);
style.getLineStyle().getColor().set(color);
pm.setDescription(name);
pm.setGeometry(ls);
pm.setStyleSelector(style);
ge.getFeatures().appendChild(pm);
return pm;
}
function SetOpts(f1,f2,f3,f4,f5,f6,f7,f8,f9,f10) {
if (ge == null) return;
var opt = ge.getOptions();
ge.getNavigationControl().setVisibility(f1?ge.VISIBILITY_SHOW:ge.VISIBILITY_HIDE);
ge.getNavigationControl().setControlType(ge.NAVIGATION_CONTROL_SMALL);
opt.setScaleLegendVisibility(f2);
opt.setOverviewMapVisibility(f3);
opt.setGridVisibility(f4);
opt.setStatusBarVisibility(f5);
ge.getLayerRoot().enableLayerById(ge.LAYER_TERRAIN,f6);
ge.getLayerRoot().enableLayerById(ge.LAYER_ROADS,f7);
ge.getLayerRoot().enableLayerById(ge.LAYER_BUILDINGS,f8);
ge.getLayerRoot().enableLayerById(ge.LAYER_BUILDINGS_LOW_RESOLUTION,f8);
ge.getLayerRoot().enableLayerById(ge.LAYER_BORDERS,f9);
altmode = f10?ge.ALTITUDE_ABSOLUTE:ge.ALTITUDE_CLAMP_TO_GROUND;
}
function SetView(lat,lon,range,heading) {
if (ge == null) return;
var la = ge.getView().copyAsLookAt(ge.ALTITUDE_RELATIVE_TO_GROUND);
la.setLatitude (lat);
la.setLongitude(lon);
la.setRange(range*1000.0);
la.setHeading(heading);
ge.getView().setAbstractView(la);
}
function SetCent(lat,lon) {
if (ge == null) return;
var la = ge.getView().copyAsLookAt(ge.ALTITUDE_RELATIVE_TO_GROUND);
la.setLatitude (lat);
la.setLongitude(lon);
ge.getView().setAbstractView(la);
}
function SetRange(range) {
if (ge == null) return;
var la = ge.getView().copyAsLookAt(ge.ALTITUDE_RELATIVE_TO_GROUND);
la.setRange(range*1000.0);
ge.getView().setAbstractView(la);
}
function SetHeading(angle) {
if (ge == null) return;
var la = ge.getView().copyAsLookAt(ge.ALTITUDE_RELATIVE_TO_GROUND);
la.setHeading(angle);
ge.getView().setAbstractView(la);
}
function SetTilt(angle) {
if (ge == null) return;
var la = ge.getView().copyAsLookAt(ge.ALTITUDE_RELATIVE_TO_GROUND);
la.setTilt(angle);
ge.getView().setAbstractView(la);
}
function SetMark(index,lat,lon,alt) {
if (ge == null) return;
var mark = index==1?mark1:mark2;
var point = ge.createPoint('');
point.set(lat,lon,alt,altmode,1,1);
mark.setGeometry(point);
}
function ShowMark(index) {
if (ge == null) return;
var mark = index==1?mark1:mark2;
mark.setVisibility(1);
}
function HideMark(index) {
if (ge == null) return;
var mark = index==1?mark1:mark2;
mark.setVisibility(0);
}
function ClearTrack(index) {
if (ge == null) return;
var track=index==1?track1:track2;
var ls = track.getGeometry();
ls.getCoordinates().clear();
}
function AddTrack(index,lat,lon) {
if (ge == null) return;
var track=index==1?track1:track2;
var ls = track.getGeometry();
ls.getCoordinates().pushLatLngAlt(lat,lon,0);
}
function ShowTrack(index) {
if (ge == null) return;
var track=index==1?track1:track2;
track.setVisibility(1);
}
function HideTrack(index) {
if (ge == null) return;
var track=index==1?track1:track2;
track.setVisibility(0);
}
function ClearPoint() {
if (ge == null) return;
for (var i = 0; i < points.length; i++) {
ge.getFeatures().removeChild(points[i]);
}
points.length = 0;
}
function AddPoint(name,lat,lon,alt) {
if (ge == null) return;
var mark = GenMark(name,mark_icon3);
var p = ge.createPoint('');
p.set(lat,lon,alt,altmode,1,1);
mark.setGeometry(p);
points.push(mark);
}
function ShowPoint() {
if (ge == null) return;
for (var i = 0; i < points.length; i++) {
var mark = points[i];
mark.setVisibility(1);
}
}
function HidePoint() {
if (ge == null) return;
for (var i = 0; i < points.length; i++) {
var mark = points[i];
mark.setVisibility(0);
}
}
function UpdateState() {
if (ge == null) return;
var la = ge.getView().copyAsLookAt(ge.ALTITUDE_RELATIVE_TO_GROUND);
var lat=la.getLatitude ();
var lon=la.getLongitude();
var range=la.getRange()/1000.0;
var heading=la.getHeading();
document.getElementById('view').value=
lat.toFixed(9)+","+lon.toFixed(9)+","+range.toFixed(3)+","+heading.toFixed(1);
}
google.load("earth","1");
google.setOnLoadCallback(init);
</script>
</head>
<body style="margin: 0;"; scroll="no";>
<div id="map3d" style="height: 100%; width: 100%;"> </div>
<input id="state" type="hidden" value="0">
<input id="view" type="hidden" value="0,0,0,0">
</body>
</html>
|
