Revision 10585
| trunk/libraries/libDwg/src/com/iver/cit/jdwglib/dwg/readers/DwgFileV12Reader.java | ||
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| 693 | 693 |
void read(ByteBuffer bb, byte flags, short opts, DwgObject dwgObj); |
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} |
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/** |
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* In DWG 12 version, some kind of objects (Polylines and Vertex) cannot be |
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* instanciated until the EntityReader has readed some stuff (flags and so) |
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* from the file. |
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* |
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* DifferedEntityReader has the responsability to create DwgObject instances, |
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* and it has the precondition that DwgObject parameter of its method read must |
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* be null. |
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* */ |
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abstract class DifferedEntityReader implements EntityReader{
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abstract DwgObject getDwgObject(); |
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public void read(ByteBuffer bb, byte flags, short opts, DwgObject dwgObj){
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if(dwgObj != null) |
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throw new RuntimeException("DifferedEntityReader es el encargado de construir los objetos, debe recibirlos a null");
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} |
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} |
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class LineReader implements EntityReader{
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public void read(ByteBuffer bb, byte flags, short opts, DwgObject dwgObj) {
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if(! (dwgObj instanceof DwgLine)) |
| ... | ... | |
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} |
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} |
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class PlineReader implements EntityReader{
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class PlineReader extends DifferedEntityReader{
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public void read(ByteBuffer bb, byte flags, short opts, DwgObject dwgObj) {
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super.read(bb, flags, opts, dwgObj); |
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//TODO El byte 70 es el que determina el tipo de Polyline |
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if( (opts & 0x1) > 0){
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byte b70 = bb.get(); |
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} |
| ... | ... | |
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byte b75 = bb.get(); |
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} |
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} |
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DwgObject getDwgObject() {
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// TODO Auto-generated method stub |
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return null; |
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} |
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} |
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class VertexReader implements EntityReader{
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class VertexReader extends DifferedEntityReader{
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public void read(ByteBuffer bb, byte flags, short opts, DwgObject dwgObj) {
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double[] pt10 = getPoint(false); |
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bb.order(ByteOrder.LITTLE_ENDIAN); |
| ... | ... | |
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byte b70 = bb.get(); |
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} |
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} |
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DwgObject getDwgObject() {
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// TODO Auto-generated method stub |
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return null; |
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} |
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} |
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class Face3DReader implements EntityReader{
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| ... | ... | |
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DwgObject entity = null; |
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if(reader instanceof PlineReader){
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System.out.println("plinereader");
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}else if(reader instanceof VertexReader){
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System.out.println("vertexreader");
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}else{
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entity = DwgObjectFactory. |
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getInstance(). |
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create(kind, index); |
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} |
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entity.setColor(color); |
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entity.setType(type);//TODO Este type es el mismo que para DWG 13-14-2000? |
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entity.setSizeInBits(lenght);//TODO Este size es el mismo que para DWG 13-14-2000? |
| ... | ... | |
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} |
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reader.read(bb, flag, opts, entity); |
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ant = bb.position(); |
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if(ant < crcpos){
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bb.position(bb.position() + (crcpos - ant)); |
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