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145 lines
3.1 KiB
C++
145 lines
3.1 KiB
C++
#ifndef _DXF_Tables_h_
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#define _DXF_Tables_h_
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// forward declaration for back linking
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class DXF;
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class DXFTables;
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// layer definition
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class DXFLayer
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{
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friend class DXFTables;
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private:
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// container tables
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Ptr<DXFTables> tables;
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// write layer to stream
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bool Write(Stream &s);
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// layer name
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String name;
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// layer color
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int color;
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// layer linetype
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String lineType;
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// private constructor
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DXFLayer(DXFTables *t);
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// handle
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uint64 handle;
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protected:
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public:
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DXFLayer &SetName(String const &n);
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String const &GetName(void) const { return name; }
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DXFLayer &SetColor(int c);
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int GetColor(void) const { return color; }
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DXFLayer &SetLineType(String const <);
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String const &GetLineType(void) const { return lineType; }
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};
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class DXFLineType
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{
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friend class DXFTables;
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private:
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// container tables
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Ptr<DXFTables> tables;
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// write linetype to stream
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bool Write(Stream &s);
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// array of linetype elements (mark-space-mark-space)
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// specifies widths of segments and spaces in units
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// should be an even number ?
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Vector<double> elements;
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// linetype name
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String name;
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// linetype description
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String desc;
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// private constructor
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DXFLineType(DXFTables *t);
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// handle
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uint64 handle;
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protected:
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public:
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DXFLineType &SetName(String const &name);
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String const &GetName(void) const { return name; }
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DXFLineType &SetDescription(String const &d);
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String const &GetDescription(void) const { return desc; }
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DXFLineType &SetElements(Vector<double> const &e);
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DXFLineType &SetElements(double e1, double e2, double e3 = Null, double e4 = Null, double e5 = Null, double e6 = Null, double e7 = Null, double e8 = Null);
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Vector<double> const &GetElements(void) const { return elements; }
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};
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class DXFTables : public Pte<DXFTables>
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{
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friend class DXF;
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friend class DXFLayer;
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friend class DXFLineType;
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private:
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// back link to container DXF
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Ptr<DXF> dxf;
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// layers
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ArrayMap<String, DXFLayer> layers;
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uint64 layersHandle;
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// linetypes
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ArrayMap<String, DXFLineType> lineTypes;
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uint64 lineTypesHandle;
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// plot style handle -- hard coded from dxf template
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uint64 plotStyleHandle;
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// private constructor -- may be created only by DXF class
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DXFTables(DXF *d);
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// write tables section to stream
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bool Write(Stream &s);
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protected:
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public:
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// gets next available handle
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uint64 GetNextHandle(void);
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// adds a layer
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DXFLayer &AddLayer(String const &name, int color = 7, String const &lType = "CONTINUOUS");
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// checks if layer is there
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bool HasLayer(String const &name) const;
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// gets the layer descriptor
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DXFLayer &GetLayer(String const &name);
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// adds a linetype
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DXFLineType &AddLineType(String const &name, Vector<double> const &elements = Vector<double>());
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DXFLineType &AddLineType(String const &name, double e1, double e2, double e3 = Null, double e4 = Null, double e5 = Null, double e6 = Null, double e7 = Null, double e8 = Null);
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// check if linetype is there
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bool HasLineType(String const &name) const;
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// gets linetype descriptor
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DXFLineType &GetLineType(String const &name);
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};
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#endif
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