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21 
22 
23 
24 #ifndef _DXFBLKRD_HXX
25 #define _DXFBLKRD_HXX
26 
27 #include <dxfentrd.hxx>
28 
29 //----------------------------------------------------------------------------
30 //---------------- Ein Block (= Menge von Entities) --------------------------
31 //----------------------------------------------------------------------------
32 
33 class DXFBlock : public DXFEntities {
34 
35 public:
36 
37 	DXFBlock * pSucc;
38 		// Zeiger auf naechsten Block in der Liste DXFBlocks::pFirst
39 
40 	// Eigenschaften des Blocks, durch Gruppencodes kommentiert:
41 	char sName[DXF_MAX_STRING_LEN+1];     //  2
42 	char sAlsoName[DXF_MAX_STRING_LEN+1]; //  3
43 	long nFlags;                          // 70
44 	DXFVector aBasePoint;                 // 10,20,30
45 	char sXRef[DXF_MAX_STRING_LEN+1];     //  1
46 
47 	DXFBlock();
48 	~DXFBlock();
49 
50 	void Read(DXFGroupReader & rDGR);
51 		// Liest den Block (einschliesslich der Entities) per rGDR
52 		// aus einer DXF-Datei bis zu einem ENDBLK, ENDSEC oder EOF.
53 };
54 
55 
56 //----------------------------------------------------------------------------
57 //---------------- Eine Menge von Bloecken -----------------------------------
58 //----------------------------------------------------------------------------
59 
60 class DXFBlocks {
61 
62 public:
63 
64 	DXFBlock * pFirst;
65 		// Liste der Bloecke, READ ONLY!
66 
67 	DXFBlocks();
68 	~DXFBlocks();
69 
70 	void Read(DXFGroupReader & rDGR);
71 		// Liesst alle Bloecke per rDGR bis zu einem ENDSEC oder EOF.
72 
73 	DXFBlock * Search(const char * sName) const;
74 		// Sucht einen Block mit dem Namen, liefert NULL bei Misserfolg.
75 
76 	void Clear();
77 		// Loescht alle Bloecke;
78 
79 };
80 
81 #endif
82 
83 
84