void generate_circles(agg::path_storage& ps,
const double* quad,
unsigned num_circles,
double radius)
{
ps.remove_all();
unsigned i;
for(i = 0; i < 4; ++i)
{
unsigned n1 = i * 2;
unsigned n2 = (i < 3) ? i * 2 + 2 : 0;
unsigned j;
for(j = 0; j < num_circles; j++)
{
agg::ellipse ell(quad[n1] + (quad[n2] - quad[n1]) * j / num_circles,
quad[n1 + 1] + (quad[n2 + 1] - quad[n1 + 1]) * j / num_circles,
radius, radius, 100);
ps.concat_path(ell);
}
}
}
void roadmap_canvas_draw_multiple_circles
(int count, RoadMapGuiPoint *centers, int *radius, int filled,
int fast_draw) {
int i;
static agg::path_storage path;
for (i = 0; i < count; ++i) {
int r = radius[i];
int x = centers[i].x;
int y = centers[i].y;
agg::ellipse e( x, y, r, r);
path.concat_path(e);
if (filled) {
ras.reset();
ras.add_path(path);
ren_solid.color(CurrentPen->color);
agg::render_scanlines( ras, sl, ren_solid);
/* } else if (fast_draw) {
renderer_pr ren_pr(agg_renb);
agg::rasterizer_outline<renderer_pr> ras_line(ren_pr);
ren_pr.line_color(CurrentPen->color);
ras_line.add_path(path);
*/
} else {
raso.add_path(path);
}
path.remove_all ();
}
}
