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-rw-r--r--graphics/asymptote/guide.cc53
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diff --git a/graphics/asymptote/guide.cc b/graphics/asymptote/guide.cc
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+/*****
+ * guide.cc
+ * Andy Hammerlindl 2005/02/23
+ *
+ *****/
+
+#include "guide.h"
+
+namespace camp {
+
+multiguide::multiguide(guidevector& v)
+{
+ // This constructor tests if the first subguide is also a multiguide and,
+ // if possible, uses the same base, extending it beyond what is used.
+ multiguide *rg = v.empty() ? 0 : dynamic_cast<multiguide *>(v[0]);
+ if (rg && rg->base->size() == rg->length) {
+ base = rg->base;
+ base->insert(base->end(), v.begin()+1, v.end());
+ }
+ else
+ base = new guidevector(v);
+
+ length = base->size();
+}
+
+void multiguide::flatten(flatguide& g, bool allowsolve)
+{
+ size_t n=length;
+ if(n > 0) {
+ for(size_t i=0; i+1 < n; ++i) {
+ subguide(i)->flatten(g,allowsolve);
+ if(!allowsolve && subguide(i)->cyclic()) {
+ g.precyclic(true);
+ g.resolvecycle();
+ }
+ }
+ subguide(n-1)->flatten(g,allowsolve);
+ }
+}
+
+void multiguide::print(ostream& out) const
+{
+ side lastLoc=JOIN;
+ for(size_t i=0; i < length; ++i) {
+ guide *g = subguide(i);
+ side loc = g->printLocation();
+ adjustLocation(out,lastLoc,loc);
+ g->print(out);
+ lastLoc=loc;
+ }
+}
+
+} // namespace camp