Description: Fixes for hatch implimentaiton from LibreCAD project
Author: Rallaz <rallaz@gmail.com>
Index: dxflib/src/dl_entities.h
===================================================================
--- dxflib.orig/src/dl_entities.h	2012-03-03 21:00:30.349286383 -0500
+++ dxflib/src/dl_entities.h	2012-03-03 21:04:21.701291880 -0500
@@ -45,12 +45,20 @@
                  int lFlags) {
         name = lName;
         flags = lFlags;
+        plotF = true;
+    }
+    DL_LayerData(const string& lName,
+                 int lFlags,bool lPlotF) {
+        name = lName;
+        flags = lFlags;
+        plotF = lPlotF;//set help Layer, if plotF is false.
     }
 
     /** Layer name. */
     string name;
     /** Layer flags. (1 = frozen, 2 = frozen by default, 4 = locked) */
     int flags;
+    bool plotF;
 };
 
 
@@ -1272,6 +1280,7 @@
 
     /*! Number of edges in this loop. */
     int numEdges;
+    int pathType; //Boundary path type
 };
 
 
Index: dxflib/src/dl_dxf.cpp
===================================================================
--- dxflib.orig/src/dl_dxf.cpp	2012-03-03 21:00:30.565286387 -0500
+++ dxflib/src/dl_dxf.cpp	2012-03-03 21:04:21.705291877 -0500
@@ -816,8 +816,10 @@
     }
 
     // add layer
+    // 290 holds plotF flag, helpLayer holds (! plotF )
+//    std::cout<<"DL_Dxf::addLayer(): layer("<<values[2]<<"): toInt(values[290]) = "<<toInt(values[290])<<std::endl;
     creationInterface->addLayer(DL_LayerData(values[2],
-                                toInt(values[70])));
+                                toInt(values[70]),(toInt(values[290],1)!=0)));
 }
 
 
@@ -1358,6 +1360,7 @@
             hatchLoopIndex++;
             hatchLoops[hatchLoopIndex]
             = DL_HatchLoopData(toInt(groupValue));
+            hatchLoops[hatchLoopIndex].pathType = toInt(values[92]);
 
             maxHatchEdges[hatchLoopIndex] = toInt(groupValue);
             hatchEdgeIndex[hatchLoopIndex] = -1;
@@ -1948,6 +1951,7 @@
 
     for (int l=0; l<maxHatchLoops; l++) {
         DL_HatchLoopData ld(maxHatchEdges[l]);
+        ld.pathType = hatchLoops[l].pathType;
         creationInterface->addHatchLoop(ld);
         for (int b=0; b<maxHatchEdges[l]; b++) {
             creationInterface->addHatchEdge(hatchEdges[l][b]);
@@ -3312,13 +3316,17 @@
 
     dw.dxfString(6, (attrib.getLineType().length()==0 ?
                      string("CONTINUOUS") : attrib.getLineType()));
-
+//std::cout<<"DL_Dxf::writeLayer(): layer("<<data.name<<")"<<std::endl;
     if (version>=VER_2000) {
         // layer defpoints cannot be plotted
         std::string lstr = data.name;
         std::transform(lstr.begin(), lstr.end(), lstr.begin(), tolower);
-        if (lstr=="defpoints") {
+        if (lstr=="defpoints"|| ! data.plotF) {
+//            std::cout<<"DL_Dxf::writeLayer(): layer("<<data.name<<"): write(290)=0"<<std::endl;
             dw.dxfInt(290, 0);
+        }else{
+//            std::cout<<"DL_Dxf::writeLayer(): layer("<<data.name<<"): write(290)=1"<<std::endl;
+            dw.dxfInt(290, 1);
         }
     }
     if (version>=VER_2000 && attrib.getWidth()!=-1) {