NodeGeoTree* LocationView::GetTreeNode(const std::wstring& id)
{
LayerTreeControllerPtr layerTreeCtrl = App::Inst().GetLayerTreeController();
for(uint i = 0; i < layerTreeCtrl->GetNumTreeLayers(); ++i)
{
TreeLayerPtr treeLayer = layerTreeCtrl->GetTreeLayer(i);
GeoTreeViewPtr geoTreeView = treeLayer->GetGeoTreeView();
NodeGeoTree* node = geoTreeView->GetNode(id);
if(node)
return node;
}
return NULL;
}
bool DemReader::Open(std::wstring fullPath, StudyControllerPtr studyController, MapControllerPtr mapController, ProgressDlgPtr progressDlg)
{
GDALAllRegister();
bool bElevationMap;
uint numBands;
double adfGeoTransform[6];
GDALDataset* gdalDataset;
int nBlockXSize, nBlockYSize;
MapModelPtr mapModel = mapController->GetMapModel();
FileHeader* header = mapModel->GetHeader();
GDALRasterBand* gdalBand;
if(App::Inst().GetLayerTreeController()->GetIsBlankRaster())
{
LayerTreeControllerPtr ltc = App::Inst().GetLayerTreeController();
VectorMapLayerPtr vectorMapLayer =ltc->GetVectorMapLayer(0);
VectorMapModelPtr vectorMapModel= vectorMapLayer->GetVectorMapController()->GetVectorMapModel();
double vectorMinX = vectorMapModel->GetVectorBoundary_MinX();
double vectorMinY = vectorMapModel->GetVectorBoundary_MinY();
double vectorMaxX = vectorMapModel->GetVectorBoundary_MaxX();
double vectorMaxY = vectorMapModel->GetVectorBoundary_MaxY();
double bRaster_width = 1000;
double bRaster_height= 1000;
double x_res = (vectorMaxX - vectorMinX) / bRaster_width;
double y_res = (vectorMaxY - vectorMinY) / bRaster_height;
numBands = 3;
bElevationMap = false;
header->nCols = 1000;
header->nRows = 1000;
header->noDataValue=0.0;
//adfGeoTransform[6]= {vectorMinX, x_res, 0.0, vectorMaxY, 0.0, -y_res};
adfGeoTransform[0]= vectorMinX;
adfGeoTransform[1]= x_res;
adfGeoTransform[2]= 0.0;
adfGeoTransform[3]= vectorMaxY;
adfGeoTransform[4] = 0.0;
adfGeoTransform[5]= -y_res;
}
else
{
std::string tempStr(fullPath.begin(), fullPath.end());
gdalDataset = (GDALDataset*) GDALOpen( tempStr.c_str(), GA_ReadOnly );
if(gdalDataset == NULL)
{
Log::Inst().Warning("(Warning) Failed to open file at " + tempStr + ".");
return false;
}
// determine type of file based on number of raster bands
numBands = gdalDataset->GetRasterCount();
if(numBands == 1)
bElevationMap = true;
else if(numBands == 3 || numBands == 4)
bElevationMap = false;
else
{
Log::Inst().Warning("(Warning) File type not supported. Please contact the GenGIS to request support for the file format.");
}
CPLErr err = gdalDataset->GetGeoTransform( adfGeoTransform );
// check if we have a map without any transformation information
// in which case assume we have a custom image file where y should
// be in the south (down) direction
if(err == CE_Failure)
adfGeoTransform[5] = -1;
gdalBand = gdalDataset->GetRasterBand( 1 );
gdalBand->GetBlockSize( &nBlockXSize, &nBlockYSize );
// get original data dimensions
header->nCols = gdalBand->GetXSize();
header->nRows = gdalBand->GetYSize();
header->noDataValue = gdalBand->GetNoDataValue();
// Setup desired projection
if(!SetupProjection(gdalDataset, studyController, adfGeoTransform, header->nCols, header->nRows, bElevationMap))
{
GDALClose(gdalDataset);
return false;
}
}
if(progressDlg)
{
if(!App::Inst().GetLayerTreeController()->GetIsBlankRaster())
{
if(!progressDlg->Update(0, _T("Reading map file...")))
{
GDALClose(gdalDataset);
return false;
}
}
else
{
if(!progressDlg->Update(0, _T("Initializing the Visualization...")))
{
GDALClose(gdalDataset);
return false;
}
}
}
// check whether it's too large to handle all the data
float* elevations = NULL;
if(bElevationMap && !App::Inst().GetLayerTreeController()->GetIsBlankRaster())
{
try
{
elevations = new float[gdalBand->GetXSize()* gdalBand->GetYSize()];
}
catch(std::bad_alloc&)
{
Log::Inst().Warning("(Warning) Insufficent memory for elevation map.");
GDALClose(gdalDataset);
return false;
}
gdalBand->RasterIO( GF_Read, 0, 0, gdalBand->GetXSize(), gdalBand->GetYSize(),
elevations, gdalBand->GetXSize(), gdalBand->GetYSize(),
GDT_Float32,
0, 0 );
}
// project all map model cells
Point3D* grid;
try
{
grid = new Point3D[header->nCols*header->nRows];
}
catch(std::bad_alloc&)
{
Log::Inst().Warning("(Warning) Insufficent memory to load map.");
GDALClose(gdalDataset);
delete[] elevations;
return false;
}
// populate grid with projected points and find extents of projected map
double xOffset = adfGeoTransform[0];
double zOffset = adfGeoTransform[3];
int index = 0;
double x, z;
header->projExtents.x = header->projExtents.y = std::numeric_limits<float>::max();
header->projExtents.dx = header->projExtents.dy = -std::numeric_limits<float>::max();
ProjectionToolPtr projTool = studyController->GetProjectionTool();
for(int m = 0; m < header->nRows ; ++m)
{
xOffset = adfGeoTransform[0];
for(int n = 0; n < header->nCols; ++n)
{
x = xOffset;
z = zOffset;
if(studyController->IsProjectData() && studyController->IsGeographic() && !App::Inst().GetLayerTreeController()->GetIsBlankRaster())
{
double elevation = (double)elevations[index];
if(!projTool->Transform(1, &x, &z, &elevation))
{
Log::Inst().Warning("(Warning) Failed to project map.");
GDALClose(gdalDataset);
delete[] elevations;
return false;
}
}
xOffset += adfGeoTransform[1];
if(App::Inst().GetLayerTreeController()->GetIsBlankRaster())
{
double X = x;
double Z = z;
grid[index].x = X;
grid[index].z = Z;
index++;
if(X < header->projExtents.x) header->projExtents.x = X;
if(Z < header->projExtents.y) header->projExtents.y = Z;
if(X > header->projExtents.dx) header->projExtents.dx = X;
if(Z > header->projExtents.dy) header->projExtents.dy = Z;
}
else
{
float X = (float)x;
float Z = (float)z;
grid[index].x = X;
grid[index].z = Z;
index++;
if(X < header->projExtents.x) header->projExtents.x = X;
if(Z < header->projExtents.y) header->projExtents.y = Z;
if(X > header->projExtents.dx) header->projExtents.dx = X;
if(Z > header->projExtents.dy) header->projExtents.dy = Z;
}
}
zOffset += adfGeoTransform[5];
if(progressDlg)
{
if(!progressDlg->Update(int((float(m)/header->nRows)*50)))
{
GDALClose(gdalDataset);
if(elevations != NULL)
delete[] elevations;
return false;
}
}
}
if(App::Inst().GetLayerTreeController()->GetIsBlankRaster())
{
LayerTreeControllerPtr ltc = App::Inst().GetLayerTreeController();
VectorMapLayerPtr vectorMapLayer =ltc->GetVectorMapLayer(0);
VectorMapModelPtr vectorMapModel= vectorMapLayer->GetVectorMapController()->GetVectorMapModel();
header->projExtents.x = vectorMapModel->GetVectorBoundary_MinX();
header->projExtents.dx = vectorMapModel->GetVectorBoundary_MaxX();
header->projExtents.y = vectorMapModel->GetVectorBoundary_MinY();
header->projExtents.dy = vectorMapModel->GetVectorBoundary_MaxY();
}
// transform all points into unit grid space
float minElevation = std::numeric_limits<float>::max();
float maxElevation = -std::numeric_limits<float>::max();
if(!TransformToGridSpace(grid, header, elevations, bElevationMap, minElevation, maxElevation, progressDlg))
{
GDALClose(gdalDataset);
if(elevations != NULL)
delete[] elevations;
return false;
}
// setup map model
mapModel->SetMinElevationGridSpace(minElevation);
mapModel->SetMaxElevationGridSpace(maxElevation);
mapModel->SetMinElevation(minElevation/header->scaleFactor);
mapModel->SetMaxElevation(maxElevation/header->scaleFactor);
mapModel->SetElevationMap(bElevationMap);
mapModel->SetGrid(grid);
// report information in file to user
if (!App::Inst().GetLayerTreeController()->GetIsBlankRaster())
MetaDataInfo(gdalDataset, mapController);
else
MetaDataInfoForBlankRaster(mapController, adfGeoTransform);
// build texture that will be mapped onto terrain
if(!App::Inst().GetLayerTreeController()->GetIsBlankRaster()){
if(!BuildTerrainTexture(gdalDataset, mapController, progressDlg))
{
GDALClose(gdalDataset);
if(elevations != NULL)
delete[] elevations;
return false;
}
// will free memory allocated to any GDALRasterBand objects
GDALClose(gdalDataset);
}
// will free memory allocated to any GDALRasterBand objects
if(elevations != NULL)
delete[] elevations;
return true;
}
void LocationPropertiesDlg::ApplySymbology()
{
LocationViewPtr locationView = m_locationLayer->GetLocationController()->GetLocationView();
// set properties based on state of controls in Symbology page
Colour colour = Colour(m_colourSymbol->GetColour());
if(colour != locationView->GetColour())
{
locationView->SetColour(colour);
locationView->SetColourModified(true);
}
if(locationView->GetSize() != StringTools::ToDouble(m_txtSymbolSize->GetValue().c_str()))
{
locationView->SetSize(StringTools::ToDouble(m_txtSymbolSize->GetValue().c_str()));
locationView->SetSizeModified(true);
}
VisualMarker::MARKER_SHAPE shape;
if(m_cboSymbolShape->GetValue() == _T("Circle"))
shape = VisualMarker::CIRCLE;
else if(m_cboSymbolShape->GetValue() == _T("Circle (fast)"))
shape = VisualMarker::CIRCLE_FAST;
else if(m_cboSymbolShape->GetValue() == _T("Square"))
shape = VisualMarker::SQUARE;
else if(m_cboSymbolShape->GetValue() == _T("Triangle"))
shape = VisualMarker::TRIANGLE;
else if(m_cboSymbolShape->GetValue() == _T("Star"))
shape = VisualMarker::STAR;
else if(m_cboSymbolShape->GetValue() == _T("Plus sign"))
shape = VisualMarker::PLUS_SIGN;
else if(m_cboSymbolShape->GetValue() == _T("Octagon"))
shape = VisualMarker::OCTAGON;
else if(m_cboSymbolShape->GetValue() == _T("Diamond"))
shape = VisualMarker::DIAMOND;
else if(m_cboSymbolShape->GetValue() == _T("Inverted triangle"))
shape = VisualMarker::INVERTED_TRIANGLE;
if(locationView->GetShape() != shape)
{
locationView->SetShape(shape);
locationView->SetShapeModified(true);
}
if(locationView->IsVisible() != m_chkLocationVisible->GetValue())
{
//Set Visibility
locationView->SetVisibility(m_chkLocationVisible->GetValue());
//Set the checkbox in the layer tree
wxTreeItemId treeItem = m_locationLayer->GetWXTreeItemId();
LayerTreeViewPtr treeView = App::Inst().GetLayerTreeController()->GetTreeView();
treeView->SetChecked(treeItem, m_chkLocationVisible->GetValue());
//Redraw polygons
std::vector<LocationSetLayerPtr> locationSets = App::Inst().GetLayerTreeController()->GetLocationSetLayers();
for(uint i = 0; i < locationSets.size(); i++)
locationSets[i]->GetLocationPolygons()->SetPolygonsChanged(true);
//Update tree
LayerTreeControllerPtr layerTreeController = App::Inst().GetLayerTreeController();
for (uint i = 0; i < layerTreeController->GetNumTreeLayers(); i++)
{
//alexk Don't ask me why you have to do this in such a roundabout way, but otherwise Mac cries.
GeoTreeViewPtr geoTree = layerTreeController->GetTreeLayer(i)->GetGeoTreeView();
std::vector<GenGIS::LocationLayerPtr, std::allocator<GenGIS::LocationLayerPtr> > temp = App::Inst().GetLayerTreeController()->GetLocationLayers();
geoTree->ProjectToActiveSet(temp);
// layerTreeController->GetTreeLayer(i)->GetGeoTreeView()->ProjectToActiveSet(layerTreeController->GetLocationLayers());
}
}
// set label properties
VisualLabelPtr label = locationView->GetLabel();
if(label->GetSize() != m_spinLabelSize->GetValue())
{
label->SetSize(m_spinLabelSize->GetValue());
locationView->SetLabelSizeModified(true);
}
if(label->GetLabelPosition() != m_cboLabelPosition->GetValue().c_str())
{
label->SetLabelPosition(m_cboLabelPosition->GetValue().c_str());
locationView->SetLabelPositionModified(true);
}
if(label->GetLabelStyle() != m_cboLabelStyle->GetValue().c_str())
{
label->SetLabelStyle(m_cboLabelStyle->GetValue().c_str());
locationView->SetLabelStyleModified(true);
}
colour = Colour(m_colourLabel->GetColour());
if(label->GetColour() != colour)
{
label->SetColour(colour);
locationView->SetLabelColourModified(true);
}
if(label->IsVisible() != m_chkLabelVisible->GetValue())
{
label->SetVisibility(m_chkLabelVisible->GetValue());
locationView->SetLabelVisibilityModified(true);
}
locationView->SetLabel(label);
((GenGisFrame*)App::Inst().GetMainWindow())->FillSamplesLegend();
App::Inst().GetViewport()->Refresh(false);
}