public boolean generate(Projection proj) {
if (renderType == RENDERTYPE_XY || renderType == RENDERTYPE_OFFSET) {
return super.generate(proj); // generate using circle's generate
}
// RENDERTYPE_LATLON should go in here
setShape(null);
if (proj == null) {
Debug.message("omgraphic", "OMEllipse: null projection in generate!");
return false;
}
if (rawllpts == null) {
rawllpts = createLatLonPoints();
}
ArrayList vector = null;
// polygon/polyline project the polygon/polyline.
// Vertices should already be in radians.
vector = proj.forwardPoly(rawllpts, getLineType(), -1, true);
int size = vector.size();
// We could call create shape, but this is more efficient.
int i, j;
for (i = 0, j = 0; i < size; i += 2, j++) {
GeneralPath gp = createShape((int[]) vector.get(i), (int[]) vector.get(i + 1), true);
if (shape == null) {
setShape(gp);
} else {
((GeneralPath) shape).append(gp, false);
}
}
setNeedToRegenerate(false);
return true;
}
/**
* Prepare the spline for rendering.
*
* @see com.bbn.openmap.omGraphics.OMGeometry#generate(Projection)
* @param proj Projection
* @return true if generate was successful
*/
public boolean generate(Projection proj) {
setNeedToRegenerate(true);
if (proj == null) {
Debug.message("omspline", "OMSpline: null projection in generate!");
return false;
}
NatCubicSpline spline = isGeometryClosed() ? natCubicClosed : natCubic;
// HACK : should use something else than nsegs
spline.setSteps(nsegs);
float[][] splinePoints;
switch (renderType) {
case RENDERTYPE_XY:
if (xs == null) {
Debug.message("omspline", "OMSpline x/y rendertype null coordinates");
setNeedToRegenerate(true);
return false;
}
splinePoints = spline.calc(xs, ys);
xpoints = new float[1][0];
xpoints[0] = splinePoints[0];
ypoints = new float[1][0];
ypoints[0] = splinePoints[1];
break;
case RENDERTYPE_OFFSET:
if (xs == null) {
Debug.message("omspline", "OMSpline offset rendertype null coordinates");
setNeedToRegenerate(true);
return false;
}
int npts = xs.length;
float[] _x = new float[npts];
float[] _y = new float[npts];
// forward project the radian point
Point origin = new Point();
if (proj instanceof GeoProj) {
((GeoProj) proj).forward(lat, lon, origin, true); // radians
} else {
proj.forward(Math.toDegrees(lat), Math.toDegrees(lon), origin);
}
if (coordMode == COORDMODE_ORIGIN) {
for (int i = 0; i < npts; i++) {
_x[i] = (float) (xs[i] + origin.getX());
_y[i] = (float) (ys[i] + origin.getY());
}
} else { // CModePrevious offset deltas
_x[0] = xs[0] + origin.x;
_y[0] = ys[0] + origin.y;
for (int i = 1; i < npts; i++) {
_x[i] = xs[i] + _x[i - 1];
_y[i] = ys[i] + _y[i - 1];
}
}
splinePoints = spline.calc(_x, _y);
xpoints = new float[1][0];
xpoints[0] = splinePoints[0];
ypoints = new float[1][0];
ypoints[0] = splinePoints[1];
break;
case RENDERTYPE_LATLON:
if (rawllpts == null) {
Debug.message("omspline", "OMSpline latlon rendertype null coordinates");
setNeedToRegenerate(true);
return false;
}
// spline creation ; precision 1e-8 rad = 0.002"
double[] splinellpts = spline.calc(rawllpts, 1e-8f);
// polygon/polyline project the polygon/polyline.
// Vertices should already be in radians.
ArrayList<float[]> vector;
if (proj instanceof GeoProj) {
vector = ((GeoProj) proj).forwardPoly(splinellpts, lineType, nsegs, isPolygon);
} else {
vector = proj.forwardPoly(rawllpts, isPolygon);
}
int size = vector.size();
xpoints = new float[(int) (size / 2)][0];
ypoints = new float[xpoints.length][0];
for (int i = 0, j = 0; i < size; i += 2, j++) {
xpoints[j] = vector.get(i);
ypoints[j] = vector.get(i + 1);
}
if (!doShapes && size > 1) {
setNeedToRegenerate(false);
initLabelingDuringGenerate();
setLabelLocation(xpoints[0], ypoints[0]);
return true;
}
break;
case RENDERTYPE_UNKNOWN:
Debug.error("OMSpline.generate: invalid RenderType");
return false;
}
setNeedToRegenerate(false);
setShape(createShape());
setLabelLocation(getShape(), proj);
return true;
}
