@Override public void onPrepareBufferImage(Canvas canvas, RotatedTileBox tileBox, DrawSettings settings) { if (tileBox.getZoom() >= startZoom) { // request to load data.queryNewData(tileBox); List<OpenStreetNote> objects = data.getResults(); if (objects != null) { for (OpenStreetNote o : objects) { int x = tileBox.getPixXFromLonNoRot(o.getLongitude()); int y = tileBox.getPixYFromLatNoRot(o.getLatitude()); canvas.drawCircle( x, y, getRadiusBug(tileBox), o.isLocal() ? pointNotSubmitedUI : (o.isOpened() ? pointOpenedUI : pointClosedUI)); } } } }
public void getBugFromPoint(RotatedTileBox tb, PointF point, List<? super OpenStreetNote> res) { List<OpenStreetNote> objects = data.getResults(); if (objects != null && view != null) { int ex = (int) point.x; int ey = (int) point.y; final int rad = getRadiusBug(tb); int radius = rad * 3 / 2; int small = rad * 3 / 4; try { for (int i = 0; i < objects.size(); i++) { OpenStreetNote n = objects.get(i); int x = (int) tb.getPixXFromLatLon(n.getLatitude(), n.getLongitude()); int y = (int) tb.getPixYFromLatLon(n.getLatitude(), n.getLongitude()); if (Math.abs(x - ex) <= radius && Math.abs(y - ey) <= radius) { radius = small; res.add(n); } } } catch (IndexOutOfBoundsException e) { // that's really rare case, but is much efficient than introduce synchronized block } } }