public void parse(int eLevel, boolean show_closed, BoundingBoxE6 boundingBox) {
// get a factory
SAXParserFactory spf = SAXParserFactory.newInstance();
try {
// get a new instance of parser
SAXParser sp = spf.newSAXParser();
// parse the file and also register this class for call backs
HttpClient httpClient = new DefaultHttpClient();
HttpContext localContext = new BasicHttpContext();
List<NameValuePair> qparams = new ArrayList<NameValuePair>();
qparams.add(
new BasicNameValuePair("l", "" + String.valueOf(boundingBox.getLonWestE6() / 1E6)));
qparams.add(
new BasicNameValuePair("b", "" + String.valueOf(boundingBox.getLatSouthE6() / 1E6)));
qparams.add(
new BasicNameValuePair("r", "" + String.valueOf(boundingBox.getLonEastE6() / 1E6)));
qparams.add(
new BasicNameValuePair("t", "" + String.valueOf(boundingBox.getLatNorthE6() / 1E6)));
if (!show_closed) {
qparams.add(new BasicNameValuePair("open", "1"));
}
URI uri;
uri =
URIUtils.createURI(
"http",
"openstreetbugs.schokokeks.org",
-1,
"/api/0.1/getGPX",
URLEncodedUtils.format(qparams, "UTF-8"),
null);
HttpGet httpget = new HttpGet(uri);
HttpResponse response = httpClient.execute(httpget, localContext);
org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(OpenFixMapActivity.class);
logger.info("Fetch " + httpget.getURI());
sp.parse(response.getEntity().getContent(), this);
} catch (SAXException se) {
se.printStackTrace();
} catch (ParserConfigurationException pce) {
pce.printStackTrace();
} catch (IOException ie) {
ie.printStackTrace();
} catch (URISyntaxException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
private String getUrlInside(BoundingBoxE6 bb, String type, int maxResults) {
StringBuffer urlString = getCommonUrl(type, maxResults);
urlString.append(
"&viewbox="
+ bb.getLonWestE6() * 1E-6
+ ","
+ bb.getLatNorthE6() * 1E-6
+ ","
+ bb.getLonEastE6() * 1E-6
+ ","
+ bb.getLatSouthE6() * 1E-6);
return urlString.toString();
}
private ContentValues createContentValues(
String pathname, String filename, GpxBigDeltaInterface summary) {
BoundingBoxE6 box = summary.getBoundingBox().toBoundingBoxE6();
ContentValues content = new ContentValues();
content.put(GpxDbConstants.KEY_PATHNAME_OLD, pathname);
content.put(GpxDbConstants.KEY_FILENAME, filename);
content.put(GpxDbConstants.KEY_AVG_SPEED, summary.getSpeed());
content.put(GpxDbConstants.KEY_MAX_SPEED, summary.getMaximumSpeed());
content.put(GpxDbConstants.KEY_DISTANCE, summary.getDistance());
content.put(GpxDbConstants.KEY_START_TIME, summary.getStartTime());
content.put(GpxDbConstants.KEY_TOTAL_TIME, summary.getTimeDelta());
content.put(GpxDbConstants.KEY_END_TIME, summary.getEndTime());
content.put(GpxDbConstants.KEY_PAUSE, summary.getPause());
content.put(GpxDbConstants.KEY_TYPE_ID, summary.getType());
content.put(GpxDbConstants.KEY_EAST_BOUNDING, box.getLonEastE6());
content.put(GpxDbConstants.KEY_WEST_BOUNDING, box.getLonWestE6());
content.put(GpxDbConstants.KEY_NORTH_BOUNDING, box.getLatNorthE6());
content.put(GpxDbConstants.KEY_SOUTH_BOUNDING, box.getLatSouthE6());
return content;
}
protected void drawOld(final Canvas canvas, final MapView mapView, final boolean shadow) {
if (shadow) {
return;
}
final int size = this.mPoints.size();
if (size < 2) {
// nothing to paint
return;
}
final Projection pj = mapView.getProjection();
// precompute new points to the intermediate projection.
precomputePoints(pj);
Point screenPoint0 = null; // points on screen
Point screenPoint1;
Point projectedPoint0; // points from the points list
Point projectedPoint1;
// clipping rectangle in the intermediate projection, to avoid performing projection.
BoundingBoxE6 boundingBox = pj.getBoundingBox();
Point topLeft =
pj.toProjectedPixels(boundingBox.getLatNorthE6(), boundingBox.getLonWestE6(), null);
Point bottomRight =
pj.toProjectedPixels(boundingBox.getLatSouthE6(), boundingBox.getLonEastE6(), null);
final Rect clipBounds = new Rect(topLeft.x, topLeft.y, bottomRight.x, bottomRight.y);
// take into account map orientation:
if (mapView.getMapOrientation() != 0.0f)
GeometryMath.getBoundingBoxForRotatatedRectangle(
clipBounds, mapView.getMapOrientation(), clipBounds);
mPath.rewind();
projectedPoint0 = this.mPoints.get(size - 1);
mLineBounds.set(projectedPoint0.x, projectedPoint0.y, projectedPoint0.x, projectedPoint0.y);
for (int i = size - 2; i >= 0; i--) {
// compute next points
projectedPoint1 = this.mPoints.get(i);
mLineBounds.union(projectedPoint1.x, projectedPoint1.y);
if (!Rect.intersects(clipBounds, mLineBounds)) {
// skip this line, move to next point
projectedPoint0 = projectedPoint1;
screenPoint0 = null;
continue;
}
// the starting point may be not calculated, because previous segment was out of clip
// bounds
if (screenPoint0 == null) {
screenPoint0 = pj.toPixelsFromProjected(projectedPoint0, this.mTempPoint1);
mPath.moveTo(screenPoint0.x, screenPoint0.y);
}
screenPoint1 = pj.toPixelsFromProjected(projectedPoint1, this.mTempPoint2);
// skip this point, too close to previous point
if (Math.abs(screenPoint1.x - screenPoint0.x) + Math.abs(screenPoint1.y - screenPoint0.y)
<= 1) {
continue;
}
mPath.lineTo(screenPoint1.x, screenPoint1.y);
// update starting point to next position
projectedPoint0 = projectedPoint1;
screenPoint0.x = screenPoint1.x;
screenPoint0.y = screenPoint1.y;
mLineBounds.set(projectedPoint0.x, projectedPoint0.y, projectedPoint0.x, projectedPoint0.y);
}
canvas.drawPath(mPath, mPaint);
}
