bool AddDrawer::execute(ExecutionContext *ctx, SymbolTable &symTable)
{
if (_prepState == sNOTPREPARED)
if((_prepState = prepare(ctx,symTable)) != sPREPARED)
return false;
RootDrawer *rootdrawer = static_cast<RootDrawer *>(_rootDrawer);
Geodrawer::DrawerInterface *drawer;
if ( _coverage.isValid()) {
LayerDrawer *ldrawer = DrawerFactory::create<LayerDrawer>(_coverage->ilwisType(), rootdrawer, rootdrawer, IOOptions());
if ( !ldrawer){
return ERROR2(ERR_NO_INITIALIZED_2,"Drawer",_coverage->name());
}
ldrawer->coverage(_coverage);
if ( rootdrawer->drawerCount(Geodrawer::ComplexDrawer::dtMAIN) == 0)
rootdrawer->coordinateSystem(_coverage->coordinateSystem());
rootdrawer->addSpatialDrawer(ldrawer,false);
QVariant var = qVariantFromValue((void *)ldrawer);
ctx->addOutput(symTable,var,"layerdrawer",_coverage->ilwisType(), Resource());
}else if ( _drawerCode != ""){
drawer = Geodrawer::DrawerFactory::create<>(_drawerCode, rootdrawer, rootdrawer, IOOptions());
rootdrawer->addDrawer(drawer,drawer->drawerType(),drawer->defaultOrder());
}
return true;
}
bool SetLayerVisibility::execute(ExecutionContext *ctx, SymbolTable &symTable)
{
try {
if (_prepState == sNOTPREPARED)
if((_prepState = prepare(ctx,symTable)) != sPREPARED)
return false;
RootDrawer *rootdrawer = static_cast<RootDrawer *>(_rootDrawer);
if ( _index != iUNDEF){
UPDrawer& drawer = rootdrawer->drawer(_index, _type);
drawer->active(_visibility);
}else if ( _code != sUNDEF){
UPDrawer& drawer = rootdrawer->drawer(_code, _type) ;
drawer->active(_visibility);
}
} catch(const VisualizationError& err){
}
return false;
}
bool SetLineColor::execute(ExecutionContext *ctx, SymbolTable &symTable)
{
try {
if (_prepState == sNOTPREPARED)
if((_prepState = prepare(ctx,symTable)) != sPREPARED)
return false;
RootDrawer *rootdrawer = static_cast<RootDrawer *>(_rootDrawer);
if ( _index != iUNDEF){
UPDrawer& drawer = rootdrawer->drawer(_index, _type);
drawer->setAttribute("linecolor", QVariant(_lineColor));
}else if ( _code != sUNDEF){
UPDrawer& drawer = rootdrawer->drawer(_code, _type) ;
drawer->setAttribute("linecolor", QVariant(_lineColor));
}
rootdrawer->redraw();
logOperation(_expression);
return true;
}catch(const VisualizationError& err){
}
return false;
}
bool SetGridProperties::execute(ExecutionContext *ctx, SymbolTable &symTable)
{
try {
if (_prepState == sNOTPREPARED)
if((_prepState = prepare(ctx,symTable)) != sPREPARED)
return false;
RootDrawer *rootdrawer = static_cast<RootDrawer *>(_rootDrawer);
UPDrawer& griddrawer = rootdrawer->drawer("primarygriddrawer", DrawerInterface::dtPOST);
if ( _gridColor.isValid())
griddrawer->setAttribute("gridlinecolor", qVariantFromValue(_gridColor));
if ( _distance != -1)
griddrawer->setAttribute("gridcelldistance", qVariantFromValue(_distance));
if ( _opacity != -1)
griddrawer->setAttribute("gridlineopacity", qVariantFromValue(_opacity));
return true;
} catch(const VisualizationError& err){
}
return false;
}
