//写点对象
void saveNodeShp(string path)
{
if (m_NodeTopologyvec.size() == 0)
return;
int nodenum = m_NodeTopologyvec.size();
const char *pszDriverName = "ESRI Shapefile";
OGRSFDriver *poDriver;
OGRRegisterAll();
poDriver = (OGRSFDriver *)OGRSFDriverRegistrar::GetRegistrar()->GetDriverByName(pszDriverName);
if (poDriver == NULL)
{
printf("%s driver not available.\n", pszDriverName);
exit(1);
}
OGRDataSource *poDS;
//poDS = poDriver->CreateDataSource("road.shp", NULL);
string shapename = path + "\\node.shp";
poDS = poDriver->CreateDataSource(shapename.c_str(), NULL);
if (poDS == NULL)
{
printf("Creation of output file failed.\n");
exit(1);
}
OGRLayer *poLayer;
poDS->CreateLayer("node", NULL, wkbPoint, NULL);
poLayer = NULL;
poLayer = poDS->GetLayer(0);//shp文件只有一个图层;
if (poLayer == NULL)
{
printf("Layer creation failed.\n");
exit(1);
}
OGRFieldDefn Field01("jdid", OFTInteger); Field01.SetWidth(32);
OGRFieldDefn Field02("jdlxdm", OFTInteger); Field02.SetWidth(32);
OGRFieldDefn Field03("x_coord", OFTReal); Field03.SetWidth(12); Field03.SetPrecision(6);
OGRFieldDefn Field04("y_coord", OFTReal); Field04.SetWidth(12); Field04.SetPrecision(6);
poLayer->CreateField(&Field01);
poLayer->CreateField(&Field02);
poLayer->CreateField(&Field03);
poLayer->CreateField(&Field04);
for (int i = 0;i < nodenum;i++)
{
NodeTopology tempJBNode = m_NodeTopologyvec[i];
OGRFeature *poFeature;
poFeature = OGRFeature::CreateFeature(poLayer->GetLayerDefn());//必须用CreateFeature来生成对象,用new生成对象出错
poFeature->SetField("jdid" , tempJBNode.m_nodeId);
poFeature->SetField("jdlxdm" , tempJBNode.m_nodeType);
poFeature->SetField("x_coord" , tempJBNode.m_xNodeCoord);
poFeature->SetField("y_coord" , tempJBNode.m_yNodeCoord);
//先构建对象,再添加进来
OGRPoint pt;
double x = tempJBNode.m_xNodeCoord;
double y = tempJBNode.m_yNodeCoord;
pt.setX(x);
pt.setY(y);
poFeature->SetGeometry(&pt);
if (poLayer->CreateFeature(poFeature) != OGRERR_NONE)
{
printf("Failed to create feature in shapefile.\n");
exit(1);
}
OGRFeature::DestroyFeature(poFeature);
}
OGRDataSource::DestroyDataSource(poDS);
}
//写线对象
void saveRoadShp(string path)
{
if (m_Roadvec.size() == 0)
return;
int roadnum = m_Roadvec.size();
const char *pszDriverName = "ESRI Shapefile";
OGRSFDriver *poDriver;
OGRRegisterAll();
poDriver = (OGRSFDriver *)OGRSFDriverRegistrar::GetRegistrar()->GetDriverByName(pszDriverName);
if (poDriver == NULL)
{
printf("%s driver not available.\n", pszDriverName);
exit(1);
}
OGRDataSource *poDS;
//poDS = poDriver->CreateDataSource("road.shp", NULL);
string shapename = path + "\\road.shp";
poDS = poDriver->CreateDataSource(shapename.c_str(), NULL);
if (poDS == NULL)
{
printf("Creation of output file failed.\n");
exit(1);
}
OGRLayer *poLayer;
poDS->CreateLayer("road", NULL, wkbLineString, NULL);
poLayer = NULL;
poLayer = poDS->GetLayer(0);//shp文件只有一个图层;
if (poLayer == NULL)
{
printf("Layer creation failed.\n");
exit(1);
}
OGRFieldDefn Field01("ysbh", OFTInteger); Field01.SetWidth(32);
OGRFieldDefn Field02("mc", OFTString); Field02.SetWidth(50);
OGRFieldDefn Field03("kd", OFTReal); Field03.SetWidth(32); Field03.SetPrecision(6);
poLayer->CreateField(&Field01);
poLayer->CreateField(&Field02);
poLayer->CreateField(&Field03);
for (int i = 0;i < roadnum;i++)
{
JBRoad tempJBRoad = m_Roadvec[i];
OGRFeature *poFeature;
poFeature = OGRFeature::CreateFeature(poLayer->GetLayerDefn());//必须用CreateFeature来生成对象,用new生成对象出错
poFeature->SetField("ysbh", tempJBRoad.m_ElementCode);
poFeature->SetField("mc", tempJBRoad.m_RoadName.c_str());
poFeature->SetField("kd", tempJBRoad.m_RoadWidth);
OGRLineString line;
for (int j = 0;j < tempJBRoad.m_vPoints.size();j++)
{
double x = tempJBRoad.m_vPoints[j].getX();
double y = tempJBRoad.m_vPoints[j].getY();
line.addPoint(x, y);
}
poFeature->SetGeometry(&line);
if (poLayer->CreateFeature(poFeature) != OGRERR_NONE)
{
printf("Failed to create feature in shapefile.\n");
exit(1);
}
OGRFeature::DestroyFeature(poFeature);
}
OGRDataSource::DestroyDataSource(poDS);
}
//写面对象
void savecityShp(string path)
{
if (m_Cityvec.size() == 0)
return;
int citynum = m_Cityvec.size();
const char *pszDriverName = "ESRI Shapefile";
OGRSFDriver *poDriver;
OGRRegisterAll();
poDriver = (OGRSFDriver *)OGRSFDriverRegistrar::GetRegistrar()->GetDriverByName(pszDriverName);
if (poDriver == NULL)
{
printf("%s driver not available.\n", pszDriverName);
exit(1);
}
OGRDataSource *poDS;
//poDS = poDriver->CreateDataSource("road.shp", NULL);
string shapename = path + "\\city.shp";
poDS = poDriver->CreateDataSource(shapename.c_str(), NULL);
if (poDS == NULL)
{
printf("Creation of output file failed.\n");
exit(1);
}
OGRLayer *poLayer;
poDS->CreateLayer("city", NULL, wkbPolygon, NULL);
poLayer = NULL;
poLayer = poDS->GetLayer(0);//shp文件只有一个图层;
if (poLayer == NULL)
{
printf("Layer creation failed.\n");
exit(1);
}
OGRFieldDefn Field01("id", OFTInteger); Field01.SetWidth(32);
OGRFieldDefn Field02("dm", OFTInteger); Field02.SetWidth(32);
OGRFieldDefn Field03("area1", OFTReal); Field03.SetWidth(12); Field03.SetPrecision(6);
OGRFieldDefn Field04("area2", OFTReal); Field04.SetWidth(12); Field04.SetPrecision(6);
poLayer->CreateField(&Field01);
poLayer->CreateField(&Field02);
poLayer->CreateField(&Field03);
poLayer->CreateField(&Field04);
for (int i = 0;i < citynum;i++)
{
Cityclass tempCity = m_Cityvec[i];
OGRFeature *poFeature;
poFeature = OGRFeature::CreateFeature(poLayer->GetLayerDefn());//必须用CreateFeature来生成对象,用new生成对象出错
poFeature->SetField("id" , tempCity.m_nodeId);
poFeature->SetField("dm" , tempCity.m_code);
poFeature->SetField("area1" , tempCity.area1);
poFeature->SetField("area2" , tempCity.area2);
//先构建对象,再添加进来
OGRPolygon area;
OGRLineaRing linering;
for(int j = 0;j < tempCity.m_vPoints.size();j++)
{
double x = tempCity.m_vPoints[j].getX();
double y = tempCity.m_vPoints[j].getY();
linering.addPoint(x,y);
}
area.addRing(&linering);
poFeature->SetGeometry(&area);
if (poLayer->CreateFeature(poFeature) != OGRERR_NONE)
{
printf("Failed to create feature in shapefile.\n");
exit(1);
}
OGRFeature::DestroyFeature(poFeature);
}
OGRDataSource::DestroyDataSource(poDS);
}
//只写dbf文件
void saveGroupNodeShp(string path)
{
if (m_GroupNodevec.size() == 0)
return;
int Gnodenum = m_GroupNodevec.size();
const char *pszDriverName = "ESRI Shapefile";
OGRSFDriver *poDriver;
OGRRegisterAll();
poDriver = (OGRSFDriver *)OGRSFDriverRegistrar::GetRegistrar()->GetDriverByName(pszDriverName);
if (poDriver == NULL)
{
printf("%s driver not available.\n", pszDriverName);
exit(1);
}
OGRDataSource *poDS;
//poDS = poDriver->CreateDataSource("GroupNode.shp", NULL);
string shapename = path + "\\GroupNode.shp";
poDS = poDriver->CreateDataSource(shapename.c_str(), NULL);
if (poDS == NULL)
{
printf("Creation of output file failed.\n");
exit(1);
}
OGRLayer *poLayer;
poDS->CreateLayer("GroupNode", NULL, wkbNone, NULL);
poLayer = NULL;
poLayer = poDS->GetLayer(0);//shp文件只有一个图层;
if (poLayer == NULL)
{
printf("Layer creation failed.\n");
exit(1);
}
OGRFieldDefn Field01("id", OFTInteger); Field01.SetWidth(32);
OGRFieldDefn Field02("dm", OFTInteger); Field02.SetWidth(32);
OGRFieldDefn Field03("area1", OFTReal); Field03.SetWidth(12); Field03.SetPrecision(6);
OGRFieldDefn Field04("area2", OFTReal); Field04.SetWidth(12); Field04.SetPrecision(6);
poLayer->CreateField(&Field01);
poLayer->CreateField(&Field02);
poLayer->CreateField(&Field03);
poLayer->CreateField(&Field04);
for (int i = 0;i < Gnodenum;i++)
{
NodeTopology tempNode = m_GroupNodevec[i];
OGRFeature *poFeature;
poFeature = OGRFeature::CreateFeature(poLayer->GetLayerDefn());//必须用CreateFeature来生成对象,用new生成对象出错
poFeature->SetField("id" , tempNode.m_nodeId);
poFeature->SetField("dm" , tempNode.m_code);
poFeature->SetField("area1" , tempNode.area1);
poFeature->SetField("area2" , tempNode.area2);
//先构建对象,再添加进来
poFeature->SetGeometry(NULL);
if (poLayer->CreateFeature(poFeature) != OGRERR_NONE)
{
printf("Failed to create feature in shapefile.\n");
exit(1);
}
OGRFeature::DestroyFeature(poFeature);
}
OGRDataSource::DestroyDataSource(poDS);
}