Changeset 26522 in osm for applications/editors/josm/plugins/FastDraw

Timestamp:

2011-08-11T16:54:57+02:00 (13 years ago)

Author:

akks

Message:

'FastDraw: I = drawn line info'

Location:

applications/editors/josm/plugins/FastDraw

Files:

• build.xml (modified) (1 diff)
• src/org/openstreetmap/josm/plugins/fastdraw/DrawnPolyLine.java (modified) (2 diffs)
• src/org/openstreetmap/josm/plugins/fastdraw/FastDrawingMode.java (modified) (1 diff)

applications/editors/josm/plugins/FastDraw/build.xml

@@ -30 +30 @@
 <project name="FastDraw" default="dist" basedir=".">
     <!-- enter the SVN commit message -->
-    <property name="commit.message" value="FastDraw: snapping fixed, do not save degenerate lines"/>
+    <property name="commit.message" value="FastDraw: I = drawn line info"/>
     <!-- enter the *lowest* JOSM version this plugin is currently compatible with -->
     <property name="plugin.main.version" value="4201"/>

applications/editors/josm/plugins/FastDraw/src/org/openstreetmap/josm/plugins/fastdraw/DrawnPolyLine.java

@@ -32 +32 @@
     boolean isFixed(LatLon pp2) {
         return fixed.contains(pp2);
+    }
+    
+    double getLength() {
+        List<LatLon> pts = getPoints();
+        Iterator<LatLon> it1,it2;
+        LatLon pp1,pp2;
+        if (pts.size()<2) return 0;
+        it1=pts.listIterator(0);
+        it2=pts.listIterator(1);
+        double len=0;
+        for (int i = 0; i < pts.size() - 1; i++) {
+                pp1 = it1.next();
+                pp2 = it2.next();
+                len+=pp1.greatCircleDistance(pp2);
+        }
+        return len;
     }
 
@@ -348 +364 @@
         double pkm=0,maxpkm=0;
         double len=0;
+        int seg=0; // averaged segments counts
         for (int i = 1; i < n; i++) {
                 len+=lens[i-1]; // add next next point
                 // remove old segment
-                if (i>k) len-=lens[i-k-1]; 
-                if (i>=k) {
+                if (i>k) {seg=k; len-=lens[i-k-1];} else seg=i;
+                if (i>=k || i==n-1) {
                     // len is length of points[i-windowSize] .. points[i]
-                    if (len>0) pkm = k / len * 1000;
+                    if (len>0) pkm = seg / len * 1000;
                     //System.out.println("i="+i+" pkm="+len+" pkm="+pkm);
                     if (pkm > maxpkm) maxpkm=pkm;

applications/editors/josm/plugins/FastDraw/src/org/openstreetmap/josm/plugins/fastdraw/FastDrawingMode.java

@@ -498 +498 @@
             tryToLoadWay();
         break;
+        case KeyEvent.VK_I:
+           JOptionPane.showMessageDialog(Main.parent,
+                        tr("{0} m - length of the line\n{1} nodes\n{2} points per km (maximum)\n{3} points per km (average)",
+                        line.getLength(),line.getPoints().size(),line.getNodesPerKm(settings.pkmBlockSize),
+                        line.getNodesPerKm(1000000)),
+                        tr("Line information"),JOptionPane.INFORMATION_MESSAGE);
+        break;            
         case KeyEvent.VK_Q:
             // less details