/*-------------------------------------------------------------------*
| ReadLayerData |
| Inputs: |
| PDXF pDxf = pointer to the openning DXF file structure |
| PDXFLAYER pLayer = pointer to Layer structure |
| Output: TRUE if everything is ok |
*-------------------------------------------------------------------*/
BOOL ReadLayerData( PDXF pDxf, PDXFLAYER pLayer )
{
int GCode;
char strValue[2048];
ZeroMemory(pLayer, sizeof(DXFLAYER));
ReadParamFromDxfFile(pDxf, GCode, strValue);
while(GCode!=0)
{
switch(GCode)
{
case 2: // Layer Name
strcpy(pLayer->Name, strValue);
break;
case 70: // Standard flags
pLayer->StandardFlags = char(atoi(strValue));
break;
case 62: // Layer Color
pLayer->Color = atoi(strValue);
break;
case 6: // Linetype
strcpy(pLayer->LineType, strValue);
break;
}
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
}
dxfRestorePos(pDxf);
return TRUE;
}
/*-------------------------------------------------------------------*
| ReadInsertData |
| Inputs: |
| PDXF pDxf = pointer to the openning DXF file structure |
| PDXFENTITYHEADER pEntityHeader = |
| pointer to entity data header |
| PDXFENTINSERT pInsert = pointer to Insert structure |
| Output: TRUE if everything is ok |
*-------------------------------------------------------------------*/
BOOL ReadInsertData( PDXF pDxf, PDXFENTITYHEADER pEntityHeader, PDXFENTINSERT pInsert )
{
ZeroMemory(pInsert, sizeof(DXFENTINSERT));
pEntityHeader->EntityType = ENT_INSERT;
pInsert->XScale = 1;
pInsert->YScale = 1;
pInsert->ZScale = 1;
pInsert->RotationAngle = 0;
ReadParamFromDxfFile(pDxf, GCode, strValue);
while(GCode!=0)
{
switch(GCode)
{
case 8: // Layer Name
strcpy(pEntityHeader->LayerName, strValue);
break;
case 62: // Color
pEntityHeader->Color = atoi(strValue);
break;
case 6: // Line Type
strcpy(pEntityHeader->LTypeName, strValue);
break;
case 2: // Block Name
strcpy(pInsert->BlockHeaderName, strValue);
break;
case 10: // Insertion point X
pInsert->Point0.x = atof(strValue);
break;
case 20: // Insertion point Y
pInsert->Point0.y = atof(strValue);
break;
case 30: // Insertion point Z
pInsert->Point0.z = atof(strValue);
break;
case 41: // X scale factor (optional; default = 1)
pInsert->XScale = atof(strValue);
break;
case 42: // Y scale factor (optional; default = 1)
pInsert->YScale = atof(strValue);
break;
case 43: // Z scale factor (optional; default = 1)
pInsert->ZScale = atof(strValue);
break;
case 50: // Rotation angle (optional; default = 0)
pInsert->RotationAngle = atof(strValue);
break;
}
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
}
return TRUE;
}
/*-------------------------------------------------------------------*
| ReadBlockHeader |
| Inputs: |
| PDXF pDxf = pointer to the openning DXF file structure |
| PDXFBLOCKHEADER pBlockHeader = |
| pointer to blockheader structure |
| Output: Nothing! |
*-------------------------------------------------------------------*/
void ReadBlockHeader( PDXF pDxf, PDXFBLOCKHEADER pBlockHeader )
{
int GCode;
char strValue[2048];
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
while(GCode!=0)
{
switch(GCode)
{
case 8: // Layer Name
strcpy(pBlockHeader->LayerName, strValue);
break;
case 2: // Block Name
strcpy(pBlockHeader->Name, strValue);
break;
case 70: // Block-type flags
pBlockHeader->Flags = char(atoi(strValue));
case 10: // Base point X
pBlockHeader->BasePoint.x = atoi(strValue);
break;
case 20: // Base point Y
pBlockHeader->BasePoint.y = atoi(strValue);
break;
case 30: // Base point Z
pBlockHeader->BasePoint.z = atoi(strValue);
break;
case 3: // Block Name
strcpy(pBlockHeader->Name, strValue);
break;
}
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
}
if((GCode==0) && (strcmp(strValue, "ENDBLK")==0))
{
pDxf->Read.isBlockOpen = FALSE;
do{
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
} while(GCode!=0);
if(strcmp(strValue, "ENDSEC")==0)
pDxf->Read.CurrentSection = SEC_NOTSET; // Blocks section has been finished
else // Reached to next block
dxfRestorePos(pDxf);
}
else
{
dxfRestorePos(pDxf);
pDxf->Read.isBlockOpen = TRUE;
}
}
/*-------------------------------------------------------------------*
| ReadArcData |
| Inputs: |
| PDXF pDxf = pointer to the openning DXF file structure |
| PDXFENTITYHEADER pEntityHeader = |
| pointer to entity data header |
| PDXFENTARC pArc = pointer to Arc structure |
| Output: TRUE if everything is ok |
*-------------------------------------------------------------------*/
BOOL ReadArcData( PDXF pDxf, PDXFENTITYHEADER pEntityHeader, PDXFENTARC pArc )
{
ZeroMemory(pArc, sizeof(DXFENTARC));
pEntityHeader->EntityType = ENT_ARC;
ReadParamFromDxfFile(pDxf, GCode, strValue);
while(GCode!=0)
{
switch(GCode)
{
case 8: // Layer Name
strcpy(pEntityHeader->LayerName, strValue);
break;
case 62: // Color
pEntityHeader->Color = atoi(strValue);
break;
case 6: // Line Type
strcpy(pEntityHeader->LTypeName, strValue);
break;
case 39: // Thickness
pEntityHeader->Thickness = atof(strValue);
break;
case 48: // Linetype scale
pEntityHeader->LineTypeScale = atof(strValue);
break;
case 10: // Center point X
pArc->Point0.x = atof(strValue);
break;
case 20: // Center point Y
pArc->Point0.y = atof(strValue);
break;
case 30: // Center point Z
pArc->Point0.z = atof(strValue);
break;
case 40: // Radius
pArc->Radius = atof(strValue);
break;
case 50: // Start angle
pArc->StartAngle = atof(strValue);
break;
case 51: // End angle
pArc->EndAngle = atof(strValue);
break;
}
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
}
return TRUE;
}
/*-------------------------------------------------------------------*
| ReadLineData |
| Inputs: |
| PDXF pDxf = pointer to the openning DXF file structure |
| PDXFENTITYHEADER pEntityHeader = |
| pointer to entity data header |
| PDXFENTLINE pLine = pointer to Line structure |
| Output: TRUE if everything is ok |
*-------------------------------------------------------------------*/
BOOL ReadLineData( PDXF pDxf, PDXFENTITYHEADER pEntityHeader, PDXFENTLINE pLine )
{
ZeroMemory(pLine, sizeof(DXFENTLINE));
pEntityHeader->EntityType = ENT_LINE;
ReadParamFromDxfFile(pDxf, GCode, strValue);
while(GCode!=0)
{
switch(GCode)
{
case 8: // Layer Name
strcpy(pEntityHeader->LayerName, strValue);
break;
case 62: // Color
pEntityHeader->Color = atoi(strValue);
break;
case 6: // Line Type
strcpy(pEntityHeader->LTypeName, strValue);
break;
case 39: // Thickness
pEntityHeader->Thickness = atof(strValue);
break;
case 48: // Linetype scale
pEntityHeader->LineTypeScale = atof(strValue);
break;
case 10: // Start point X
pLine->Point0.x = atof(strValue);
break;
case 20: // Start point Y
pLine->Point0.y = atof(strValue);
break;
case 30: // Start point Z
pLine->Point0.z = atof(strValue);
break;
case 11: // End point X
pLine->Point1.x = atof(strValue);
break;
case 21: // End point Y
pLine->Point1.y = atof(strValue);
break;
case 31: // End point Z
pLine->Point1.z = atof(strValue);
break;
}
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
}
return TRUE;
}
/*-------------------------------------------------------------------*
| dxfReadBlockHeader |
| Inputs: |
| HDXF hDxf = handle to the openning DXF file structure |
| PDXFBLOCKHEADER pBlockHeader = |
| pointer to blockheader structure |
| Output: TRUE if everything is ok |
*-------------------------------------------------------------------*/
BOOL dxfReadBlockHeader( HDXF hDxf, PDXFBLOCKHEADER pBlockHeader )
{
PDXF pDxf;
int GCode;
char strValue[2048];
// Initialize pDxf ------------------
if((pDxf = InitilizePDXF(hDxf))==NULL)
return FALSE;
// Check if current section is BLOCKS
if(pDxf->Read.CurrentSection!=SEC_BLOCKS)
{
// Current section is not BLOCKS
GlobalUnlock(hDxf);
return FALSE;
}
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
if((GCode==0) && (strcmp(strValue, "BLOCK")==0))
ReadBlockHeader(pDxf, pBlockHeader);
else
{
// Can not read block header
dxfRestorePos(pDxf);
GlobalUnlock(hDxf);
return FALSE;
}
// UnInitilize hDxf -----------------
return UnInitilizePDXF(hDxf);
}
/*-------------------------------------------------------------------*
| ReadCircleData |
| Inputs: |
| PDXF pDxf = pointer to the openning DXF file structure |
| PDXFENTITYHEADER pEntityHeader = |
| pointer to entity data header |
| PDXFENTCIRCLE pPoint = pointer to Circle structure |
| Output: TRUE if everything is ok |
*-------------------------------------------------------------------*/
BOOL ReadCircleData( PDXF pDxf, PDXFENTITYHEADER pEntityHeader, PDXFENTCIRCLE pCircle )
{
ZeroMemory(pCircle, sizeof(DXFENTCIRCLE));
pEntityHeader->EntityType = ENT_CIRCLE;
ReadParamFromDxfFile(pDxf, GCode, strValue);
while(GCode!=0)
{
switch(GCode)
{
case 8: // Layer Name
strcpy(pEntityHeader->LayerName, strValue);
break;
case 62: // Color
pEntityHeader->Color = atoi(strValue);
break;
case 6: // Line Type
strcpy(pEntityHeader->LTypeName, strValue);
break;
case 39: // Thickness
pEntityHeader->Thickness = atof(strValue);
break;
case 48: // Linetype scale
pEntityHeader->LineTypeScale = atof(strValue);
break;
case 10: // Center point X
pCircle->Point0.x = atof(strValue);
break;
case 20: // Center point Y
pCircle->Point0.y = atof(strValue);
break;
case 30: // Center point Z
pCircle->Point0.z = atof(strValue);
break;
case 40: // Radius
pCircle->Radius = atof(strValue);
break;
}
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
}
return TRUE;
}
/*-------------------------------------------------------------------*
| ReadStyleData |
| Inputs: |
| PDXF pDxf = pointer to the openning DXF file structure |
| PDXFSTYLE pStyle = pointer to Style structure |
| Output: TRUE if everything is ok |
*-------------------------------------------------------------------*/
BOOL ReadStyleData( PDXF pDxf, PDXFSTYLE pStyle )
{
int GCode;
char strValue[2048];
ZeroMemory(pStyle, sizeof(DXFSTYLE));
ReadParamFromDxfFile(pDxf, GCode, strValue);
while(GCode!=0)
{
switch(GCode)
{
case 2: // Style Name
strcpy(pStyle->Name, strValue);
break;
case 3: // Primary Font Filename
strcpy(pStyle->PrimaryFontFilename, strValue);
break;
case 70: // Standard flags
pStyle->StandardFlags = char(atoi(strValue));
break;
case 71: // Text generation flags -> 2=Text is backward 4=Text is upside down
pStyle->TextGenerationFlags = atoi(strValue);
break;
case 40: // Fixed text height
pStyle->FixedTextHeight = atof(strValue);
break;
case 41: // Width Factor
pStyle->WidthFactor = atof(strValue);
break;
case 42: // Height
pStyle->Height = atof(strValue);
break;
case 50: // Oblique angle
pStyle->ObliqueAngle = atof(strValue);
break;
}
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
}
dxfRestorePos(pDxf);
return TRUE;
}
/*-------------------------------------------------------------------*
| ReadPointData |
| Inputs: |
| PDXF pDxf = pointer to the openning DXF file structure |
| PDXFENTITYHEADER pEntityHeader = |
| pointer to entity data header |
| PDXFENTPOINT pPoint = pointer to Point structure |
| Output: TRUE if everything is ok |
*-------------------------------------------------------------------*/
BOOL ReadPointData( PDXF pDxf, PDXFENTITYHEADER pEntityHeader, PDXFENTPOINT pPoint )
{
ZeroMemory(pPoint, sizeof(DXFENTPOINT));
pEntityHeader->EntityType = ENT_POINT;
ReadParamFromDxfFile(pDxf, GCode, strValue);
while(GCode!=0)
{
switch(GCode)
{
case 8: // Layer Name
strcpy(pEntityHeader->LayerName, strValue);
break;
case 62: // Color
pEntityHeader->Color = atoi(strValue);
break;
case 6: // Line Type
strcpy(pEntityHeader->LTypeName, strValue);
break;
case 39: // Thickness
pEntityHeader->Thickness = atof(strValue);
break;
case 48: // Linetype scale
pEntityHeader->LineTypeScale = atof(strValue);
break;
case 10: // Point location X
pPoint->Point0.x = atof(strValue);
break;
case 20: // Point location Y
pPoint->Point0.y = atof(strValue);
break;
case 30: // Point location Z
pPoint->Point0.z = atof(strValue);
break;
}
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
}
return TRUE;
}
/*-------------------------------------------------------------------*
| ReadLTypeData |
| Inputs: |
| PDXF pDxf = pointer to the openning DXF file structure |
| PDXFLTYPE pLType = pointer to LType structure |
| Output: TRUE if everything is ok |
*-------------------------------------------------------------------*/
BOOL ReadLTypeData( PDXF pDxf, PDXFLTYPE pLType )
{
int GCode;
char strValue[2048];
int i;
i = 0;
ZeroMemory(pLType, sizeof(DXFLTYPE));
ReadParamFromDxfFile(pDxf, GCode, strValue);
while(GCode!=0)
{
switch(GCode)
{
case 2: // Linetype Name
strcpy(pLType->Name, strValue);
break;
case 70: // Standard flags
pLType->StandardFlags = char(atoi(strValue));
break;
case 3: // Descriptive text for linetype
strcpy(pLType->DescriptiveText, strValue);
break;
case 73: // Number of linetype elements
pLType->ElementsNumber = atoi(strValue);
break;
case 40: // Total pattern length
pLType->TotalPatternLength = atof(strValue);
break;
case 49: // Dash, dot or space length
pLType->Elements[i] = atof(strValue);
i++;
break;
}
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
}
dxfRestorePos(pDxf);
return TRUE;
}
/*-------------------------------------------------------------------*
| ReadTableTypeName |
| Inputs: |
| PDXF pDxf = pointer to the openning DXF file structure |
| Output: TableType Code else TAB_NOTSET |
*-------------------------------------------------------------------*/
DWORD ReadTableTypeName( PDXF pDxf )
{
int GCode;
char strValue[2048];
ReadParamFromDxfFile(pDxf, GCode, strValue);
if(strcmp(strValue, "LAYER")==0)
pDxf->Read.CurrentTableType = TAB_LAYER;
else if (strcmp(strValue, "LTYPE")==0)
pDxf->Read.CurrentTableType = TAB_LTYPE;
else if (strcmp(strValue, "STYLE")==0)
pDxf->Read.CurrentTableType = TAB_STYLE;
else if (strcmp(strValue, "DIMSTYLE")==0)
pDxf->Read.CurrentTableType = TAB_DIMSTYLE;
else
pDxf->Read.CurrentTableType = TAB_UNKNOWN;
return pDxf->Read.CurrentTableType;
}
/*-------------------------------------------------------------------*
| ReadPolyLineData |
| Inputs: |
| PDXF pDxf = pointer to the openning DXF file structure |
| PDXFENTITYHEADER pEntityHeader = |
| pointer to entity data header |
| PDXFENTLINE pPolyLine = pointer to PolyLine structure |
| Output: TRUE if everything is ok |
*-------------------------------------------------------------------*/
BOOL ReadPolyLineData( PDXF pDxf, PDXFENTITYHEADER pEntityHeader, PDXFENTPOLYLINE pPolyLine )
{
ZeroMemory(pPolyLine, sizeof(DXFENTPOLYLINE));
pEntityHeader->EntityType = ENT_POLYLINE;
pPolyLine->Flag = 0;
ReadParamFromDxfFile(pDxf, GCode, strValue);
while(GCode!=0)
{
switch(GCode)
{
case 8: // Layer Name
strcpy(pEntityHeader->LayerName, strValue);
break;
case 62: // Color
pEntityHeader->Color = atoi(strValue);
break;
case 6: // Line Type
strcpy(pEntityHeader->LTypeName, strValue);
break;
case 39: // Thickness
pEntityHeader->Thickness = atof(strValue);
break;
case 48: // Linetype scale
pEntityHeader->LineTypeScale = atof(strValue);
break;
case 70: // Polyline flag (bit-coded); default is 0
pPolyLine->Flag = atoi(strValue);
break;
}
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
}
// Reading Vertex Data
SimpleList<DXFENTVERTEX> vertices;
DXFENTVERTEX Vertex;
while((GCode==0) && (strcmp(strValue,"VERTEX")==0))
{
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
while(GCode!=0){
switch(GCode)
{
case 10: // Start point X
Vertex.Point.x = atof(strValue);
break;
case 20: // Start point X
Vertex.Point.y = atof(strValue);
break;
case 30: // Start point X
Vertex.Point.z = atof(strValue);
break;
case 42: // Bulge (optional; default is 0)
Vertex.Bulge = atof(strValue);
break;
}
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
}
vertices.add(Vertex);
}
pPolyLine->nVertex = vertices.getSize();
pPolyLine->pVertex = new DXFENTVERTEX[pPolyLine->nVertex];
int i=0;
vertices.start();
while (vertices.next()) {
pPolyLine->pVertex[i] = vertices.get();
i++;
}
return TRUE;
}
/*-------------------------------------------------------------------*
| ReadEllipseData |
| Inputs: |
| PDXF pDxf = pointer to the openning DXF file structure |
| PDXFENTITYHEADER pEntityHeader = |
| pointer to entity data header |
| PDXFENTCIRCLE pPoint = pointer to Circle structure |
| Output: TRUE if everything is ok |
*-------------------------------------------------------------------*/
BOOL ReadEllipseData( PDXF pDxf, PDXFENTITYHEADER pEntityHeader, PDXFENTELLIPSE pEllipse )
{
ZeroMemory(pEllipse, sizeof(DXFENTELLIPSE));
pEntityHeader->EntityType = ENT_ELLIPSE;
ReadParamFromDxfFile(pDxf, GCode, strValue);
while(GCode!=0)
{
switch(GCode)
{
case 8: // Layer Name
strcpy(pEntityHeader->LayerName, strValue);
break;
case 62: // Color
pEntityHeader->Color = atoi(strValue);
break;
case 6: // Line Type
strcpy(pEntityHeader->LTypeName, strValue);
break;
case 39: // Thickness
pEntityHeader->Thickness = atof(strValue);
break;
case 48: // Linetype scale
pEntityHeader->LineTypeScale = atof(strValue);
break;
case 10: // Center point X
pEllipse->CenterPoint.x = atof(strValue);
break;
case 20: // Center point Y
pEllipse->CenterPoint.y = atof(strValue);
break;
case 30: // Center point Z
pEllipse->CenterPoint.z = atof(strValue);
break;
case 11: // Endpoint of major axis X
pEllipse->MajorAxisEndPoint.x = atof(strValue);
break;
case 21: // Endpoint of major axis Y
pEllipse->MajorAxisEndPoint.y = atof(strValue);
break;
case 31: // Endpoint of major axis Z
pEllipse->MajorAxisEndPoint.z = atof(strValue);
break;
case 40: // Ratio of minor axis to major axis
pEllipse->MinorToMajorRatio = atof(strValue);
break;
case 41: // Start parameter (this value is 0.0 for a full ellipse)
pEllipse->StartParam = atof(strValue);
break;
case 42: // End parameter (this value is 2pi for a full ellipse)
pEllipse->EndParam = atof(strValue);
break;
}
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
}
return TRUE;
}
/*-------------------------------------------------------------------*
| ReadDimStyleData |
| Inputs: |
| PDXF pDxf = pointer to the openning DXF file structure |
| PDXFDIMSTYLE pDimStyle = pointer to DimStyle structure |
| Output: TRUE if everything is ok |
*-------------------------------------------------------------------*/
BOOL ReadDimStyleData( PDXF pDxf, PDXFDIMSTYLE pDimStyle )
{
int GCode;
char strValue[2048];
ZeroMemory(pDimStyle, sizeof(DXFDIMSTYLE));
ReadParamFromDxfFile(pDxf, GCode, strValue);
while(GCode!=0)
{
switch(GCode)
{
case 2: // DimStyle Name
strcpy(pDimStyle->Name, strValue);
break;
case 70: // Standard flag values
pDimStyle->StandardFlags = char(atoi(strValue));
break;
case 176: // Dimension line & Arrow heads color
pDimStyle->DIMCLRD = atoi(strValue);
break;
case 46: // Dimension line size after Extensionline
pDimStyle->DIMDLE = atof(strValue);
break;
case 177: // Extension line color
pDimStyle->DIMCLRE = atoi(strValue);
break;
case 44: // Extension line size after Dimline
pDimStyle->DIMEXE = atof(strValue);
break;
case 42: // Offset from origin
pDimStyle->DIMEXO = atof(strValue);
break;
case 6: // 1st Arrow head
strcpy(pDimStyle->DIMBLK1, strValue);
break;
case 7: // 2nd Arrow head
strcpy(pDimStyle->DIMBLK2, strValue);
break;
case 41: // Arrow size
pDimStyle->DIMASZ = atof(strValue);
break;
case 340: // Text style handle
pDimStyle->DIMTXSTYObjhandle = atoi(strValue);
break;
case 178: // Text color
pDimStyle->DIMCLRT = atoi(strValue);
break;
case 140: // Text height
pDimStyle->DIMTXT = atof(strValue);
break;
case 77: // Vertical Text Placement
pDimStyle->DIMTAD = atoi(strValue);
break;
case 147: // Offset from dimension line
pDimStyle->DIMGAP = atof(strValue);
break;
}
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
}
dxfRestorePos(pDxf);
return TRUE;
}
/*-------------------------------------------------------------------*
| dxfReadEntityData_Direct |
| Inputs: |
| PDXF pDxf = pointer to the openning DXF file structure |
| PDXFENTITYHEADER pEntityHeader = |
| pointer to entity data header |
| LPVOID pEntityData = pointer to entity data structure to read|
| Output: TRUE if new entity is loaded |
*-------------------------------------------------------------------*/
BOOL dxfReadEntityData_Direct( PDXF pDxf, PDXFENTITYHEADER pEntityHeader, LPVOID pEntityData )
{
BOOL result;
// Check if current section is ENTITIES or BLOCKS
if(pDxf->Read.CurrentSection!=SEC_ENTITIES)
{
if((pDxf->Read.CurrentSection!=SEC_BLOCKS) || (!pDxf->Read.isBlockOpen))
{
// Can not read entity data
return FALSE;
}
}
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
if(GCode!=0)
{
// Can not read entity data
dxfRestorePos(pDxf);
return FALSE;
}
SetEntityHeaderDefaultValues(pEntityHeader); // Set Entities Header to Default Values
result = FALSE;
do {
if(strcmp(strValue, "LINE")==0)
{
ReadLineData(pDxf, pEntityHeader, (PDXFENTLINE)pEntityData);
result = TRUE;
break;
}
else if(strcmp(strValue, "POINT")==0)
{
ReadPointData(pDxf, pEntityHeader, (PDXFENTPOINT)pEntityData);
result = TRUE;
break;
}
else if(strcmp(strValue, "CIRCLE")==0)
{
ReadCircleData(pDxf, pEntityHeader, (PDXFENTCIRCLE)pEntityData);
result = TRUE;
break;
}
else if(strcmp(strValue, "ELLIPSE")==0)
{
ReadEllipseData(pDxf, pEntityHeader, (PDXFENTELLIPSE)pEntityData);
result = TRUE;
break;
}
else if(strcmp(strValue, "TEXT")==0)
{
ReadTextData(pDxf, pEntityHeader, (PDXFENTTEXT)pEntityData);
result = TRUE;
break;
}
else if(strcmp(strValue, "ARC")==0)
{
ReadArcData(pDxf, pEntityHeader, (PDXFENTARC)pEntityData);
result = TRUE;
break;
}
else if(strcmp(strValue, "SOLID")==0)
{
ReadSolidData(pDxf, pEntityHeader, (PDXFENTSOLID)pEntityData);
result = TRUE;
break;
}
else if(strcmp(strValue, "INSERT")==0)
{
ReadInsertData(pDxf, pEntityHeader, (PDXFENTINSERT)pEntityData);
result = TRUE;
break;
}
//This code is implemented by tran duy dung
//*******************************************************************
else if(strcmp(strValue, "POLYLINE")==0){
ReadPolyLineData(pDxf, pEntityHeader, (PDXFENTPOLYLINE)pEntityData);
result = TRUE;
break;
}
//*******************************************************************
else if(strcmp(strValue, "DIMENSION")==0)
{
ReadDimensionData(pDxf, pEntityHeader, (PDXFENTDIMENSION)pEntityData);
result = TRUE;
break;
}
else
{
// Unknown entity
// Looking for next entity
do {
ReadParamFromDxfFile(pDxf, GCode, strValue);
} while(GCode!=0);
}
} while((strcmp(strValue, "ENDBLK")!=0) && (strcmp(strValue, "ENDSEC")!=0) && (pDxf->Read.CurrentPos<pDxf->Read.FileSize));
if((pDxf->Read.CurrentSection==SEC_BLOCKS) && (pDxf->Read.isBlockOpen))
{
if((GCode==0) && (strcmp(strValue, "ENDBLK")==0))
{
pDxf->Read.isBlockOpen = FALSE;
do{
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
} while(GCode!=0);
if(strcmp(strValue, "ENDSEC")==0)
pDxf->Read.CurrentSection = SEC_NOTSET; // Blocks section has been finished
else // Reached to the next block
dxfRestorePos(pDxf);
}
else
dxfRestorePos(pDxf);
}
else
{
if((GCode==0) && (strcmp(strValue, "ENDSEC")==0))
pDxf->Read.CurrentSection = SEC_NOTSET; // Entities section has been finished
else
dxfRestorePos(pDxf);
}
return result;
}
/*-------------------------------------------------------------------*
| ReadDimensionData |
| Inputs: |
| PDXF pDxf = pointer to the openning DXF file structure |
| PDXFENTITYHEADER pEntityHeader = |
| pointer to entity data header |
| PDXFENTDIMENSION pDimension = pointer to Dimension structure |
| Output: TRUE if everything is ok |
*-------------------------------------------------------------------*/
BOOL ReadDimensionData( PDXF pDxf, PDXFENTITYHEADER pEntityHeader, PDXFENTDIMENSION pDimension )
{
ZeroMemory(pDimension, sizeof(DXFENTDIMENSION));
pEntityHeader->EntityType = ENT_DIMENSION;
ReadParamFromDxfFile(pDxf, GCode, strValue);
while(GCode!=0)
{
switch(GCode)
{
case 8: // Layer Name
strcpy(pEntityHeader->LayerName, strValue);
break;
case 62: // Color
pEntityHeader->Color = atoi(strValue);
break;
case 6: // Line Type
strcpy(pEntityHeader->LTypeName, strValue);
break;
case 39: // Thickness
pEntityHeader->Thickness = atof(strValue);
break;
case 48: // Linetype scale
pEntityHeader->LineTypeScale = atof(strValue);
break;
case 10: // Definition point (in WCS) X
pDimension->DimLineDefPoint.x = atof(strValue);
break;
case 20: // Definition point (in WCS) Y
pDimension->DimLineDefPoint.y = atof(strValue);
break;
case 30: // Definition point (in WCS) Z
pDimension->DimLineDefPoint.z = atof(strValue);
break;
case 13: // Definition point for linear and angular dimensions (in WCS) X
pDimension->DefPoint3.x = atof(strValue);
break;
case 23: // Definition point for linear and angular dimensions (in WCS) Y
pDimension->DefPoint3.y = atof(strValue);
break;
case 33: // Definition point for linear and angular dimensions (in WCS) Z
pDimension->DefPoint3.z = atof(strValue);
break;
case 14: // Definition point for linear and angular dimensions (in WCS) X
pDimension->DefPoint4.x = atof(strValue);
break;
case 24: // Definition point for linear and angular dimensions (in WCS) Y
pDimension->DefPoint4.y = atof(strValue);
break;
case 34: // Definition point for linear and angular dimensions (in WCS) Z
pDimension->DefPoint4.z = atof(strValue);
break;
case 53: // The rotation angle of the dimension text away from its default orientation (the direction of the dimension line)
pDimension->DimRotationAngle = atof(strValue);
break;
case 3: // Dimension style name
strcpy(pDimension->DimStyleName, strValue);
break;
case 1: // Dimension text explicitly entered by the user. Optional; default is the measurement. If null or "<>", the dimension measurement is drawn as the text, if " " (one blank space), the text is suppressed.
strcpy(pDimension->DimText, strValue);
break;
case 2: // Name of the block that contains the entities that make up the dimension picture
strcpy(pDimension->BlockName, strValue);
break;
}
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
}
return TRUE;
}
/*-------------------------------------------------------------------*
| ReadTextData |
| Inputs: |
| PDXF pDxf = pointer to the openning DXF file structure |
| PDXFENTITYHEADER pEntityHeader = |
| pointer to entity data header |
| PDXFENTTEXT pText = pointer to Text structure |
| Output: TRUE if everything is ok |
*-------------------------------------------------------------------*/
BOOL ReadTextData( PDXF pDxf, PDXFENTITYHEADER pEntityHeader, PDXFENTTEXT pText )
{
ZeroMemory(pText, sizeof(DXFENTTEXT));
pEntityHeader->EntityType = ENT_TEXT;
pText->TextData.Justification = 0;
ReadParamFromDxfFile(pDxf, GCode, strValue);
while(GCode!=0)
{
switch(GCode)
{
case 8: // Layer Name
strcpy(pEntityHeader->LayerName, strValue);
break;
case 62: // Color
pEntityHeader->Color = atoi(strValue);
break;
case 6: // Line Type
strcpy(pEntityHeader->LTypeName, strValue);
break;
case 39: // Thickness
pEntityHeader->Thickness = atof(strValue);
break;
case 48: // Linetype scale
pEntityHeader->LineTypeScale = atof(strValue);
break;
case 7: // Text Style Name
strcpy(pText->TextData.TextStyleName, strValue);
break;
case 10: // First alignment point (in OCS) X
pText->Point0.x = atof(strValue);
break;
case 20: // First alignment point (in OCS) Y
pText->Point0.y = atof(strValue);
break;
case 30: // First alignment point (in OCS) Z
pText->Point0.z = atof(strValue);
break;
case 72: // Horizontal text justification type (default = 0)
pText->TextData.Justification = (pText->TextData.Justification & 0xff00) | (char)atoi(strValue);
break;
case 73: // Vertical text justification type (default = 0)
pText->TextData.Justification = (pText->TextData.Justification & 0x00ff) | (char)atoi(strValue) << 8;
break;
case 11: // Second alignment point (in OCS) X
pText->TextData.SecondAlignmentPoint.x = atof(strValue);
break;
case 21: // Second alignment point (in OCS) Y
pText->TextData.SecondAlignmentPoint.y = atof(strValue);
break;
case 31: // Second alignment point (in OCS) Z
pText->TextData.SecondAlignmentPoint.z = atof(strValue);
break;
case 40: // Text Height
pText->TextData.Height = atof(strValue);
break;
case 41: // Width Factor
pText->TextData.WidthFactor = atof(strValue);
break;
case 50: // Text Rotation Angle
pText->TextData.RotationAngle = atof(strValue);
break;
case 1: // Default value (the string itself)
strcpy(pText->strText, strValue);
break;
}
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
}
return TRUE;
}
/*-------------------------------------------------------------------*
| ReadSolidData |
| Inputs: |
| PDXF pDxf = pointer to the openning DXF file structure |
| PDXFENTITYHEADER pEntityHeader = |
| pointer to entity data header |
| PDXFENTSOLID pSolid = pointer to Solid structure |
| Output: TRUE if everything is ok |
*-------------------------------------------------------------------*/
BOOL ReadSolidData( PDXF pDxf, PDXFENTITYHEADER pEntityHeader, PDXFENTSOLID pSolid )
{
ZeroMemory(pSolid, sizeof(DXFENTSOLID));
pEntityHeader->EntityType = ENT_SOLID;
ReadParamFromDxfFile(pDxf, GCode, strValue);
while(GCode!=0)
{
switch(GCode)
{
case 8: // Layer Name
strcpy(pEntityHeader->LayerName, strValue);
break;
case 62: // Color
pEntityHeader->Color = atoi(strValue);
break;
case 6: // Line Type
strcpy(pEntityHeader->LTypeName, strValue);
break;
case 39: // Thickness
pEntityHeader->Thickness = atof(strValue);
break;
case 48: // Linetype scale
pEntityHeader->LineTypeScale = atof(strValue);
break;
case 10: // First corner X
pSolid->Point0.x = atof(strValue);
break;
case 20: // First corner Y
pSolid->Point0.y = atof(strValue);
break;
case 30: // First corner Z
pSolid->Point0.z = atof(strValue);
break;
case 11: // Second corner X
pSolid->Point1.x = atof(strValue);
break;
case 21: // Second corner Y
pSolid->Point1.y = atof(strValue);
break;
case 31: // Second corner Z
pSolid->Point1.z = atof(strValue);
break;
case 12: // Third corner X
pSolid->Point2.x = atof(strValue);
break;
case 22: // Third corner Y
pSolid->Point2.y = atof(strValue);
break;
case 32: // Third corner Z
pSolid->Point2.z = atof(strValue);
break;
case 13: // Fourth corner X
pSolid->Point3.x = atof(strValue);
break;
case 23: // Fourth corner Y
pSolid->Point3.y = atof(strValue);
break;
case 33: // Fourth corner Z
pSolid->Point3.z = atof(strValue);
break;
}
dxfStorePos(pDxf);
ReadParamFromDxfFile(pDxf, GCode, strValue);
}
return TRUE;
}
