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Improve GPX display (when the points having 2-5 km far away, the line breaks up). To be properly tested before release

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This commit is contained in:
Victor Shcherb 2015-06-09 00:19:02 +02:00
parent 78cdd2a176
commit 2ce29533fc
1 changed files with 19 additions and 8 deletions
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27
OsmAnd/src/net/osmand/plus/views/GPXLayer.java
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@ -303,19 +303,30 @@ public class GPXLayer extends OsmandMapLayer implements ContextMenuLayer.IContex
for (List<WptPt> l : points) {
path.rewind();
int startIndex = -1;
int endIndex = -1;
int prevCross = 0;
boolean intersect = false;
for (int i = 0; i < l.size(); i++) {
WptPt ls = l.get(i);
if (startIndex == -1) {
if (ls.lat >= latLonBounds.bottom - 0.1 && ls.lat <= latLonBounds.top + 0.1 && ls.lon >= latLonBounds.left - 0.1
&& ls.lon <= latLonBounds.right + 0.1) {
startIndex = i > 0 ? i - 1 : i;
int cross = 0;
cross |= (ls.lon < latLonBounds.left - 0.1 ? 1 : 0);
cross |= (ls.lon > latLonBounds.right + 0.1 ? 2 : 0);
cross |= (ls.lat > latLonBounds.top + 0.1 ? 4 : 0);
cross |= (ls.lat < latLonBounds.bottom - 0.1 ? 8 : 0);
if (i > 0) {
if ((prevCross & cross) == 0) {
if (prevCross != 0 || !intersect) {
if (startIndex > 0) {
drawSegment(canvas, tileBox, l, startIndex, endIndex);
}
startIndex = i - 1;
}
endIndex = i;
intersect = true;
}
} else if (!(latLonBounds.left <= ls.lon + 0.1 && ls.lon - 0.1 <= latLonBounds.right
&& latLonBounds.bottom <= ls.lat + 0.1 && ls.lat - 0.1 <= latLonBounds.top)) {
drawSegment(canvas, tileBox, l, startIndex, i);
startIndex = -1;
}
prevCross = cross;
}
if (startIndex != -1) {
drawSegment(canvas, tileBox, l, startIndex, l.size() - 1);