int isLayerActive(Layer* pLayer)
{
if (pLayer == NULL)
{
setLastError(SIMPLE_BAD_PARAMS);
return 0;
}
SpatialDataView* pView = dynamic_cast<SpatialDataView*>(pLayer->getView());
if (pView == NULL)
{
setLastError(SIMPLE_WRONG_VIEW_TYPE);
return 0;
}
setLastError(SIMPLE_NO_ERROR);
return static_cast<int>(pView->getActiveLayer() == pLayer);
}
bool ChangeUpDirection::execute(PlugInArgList* pInArgList, PlugInArgList* pOutArgList)
{
if (pInArgList == NULL || pOutArgList == NULL)
{
return false;
}
ProgressTracker progress(pInArgList->getPlugInArgValue<Progress>(Executable::ProgressArg()),
"Rotating data.", "app", "{11adadb9-c133-49de-8cf5-a16372da2578}");
RasterElement* pData = pInArgList->getPlugInArgValue<RasterElement>(Executable::DataElementArg());
if (pData == NULL)
{
progress.report("No data element specified.", 0, ERRORS, true);
return false;
}
bool display = false;
if (!pInArgList->getPlugInArgValue("Display Results", display))
{
progress.report("Unsure if results should be displayed. Invalid argument.", 0, ERRORS, true);
return false;
}
double rotation = 0.0;
SpatialDataView* pOrigView = NULL;
if (isBatch())
{
if (!pInArgList->getPlugInArgValue("Rotation", rotation))
{
progress.report("No rotation specified.", 0, ERRORS, true);
return false;
}
}
else
{
pOrigView = pInArgList->getPlugInArgValue<SpatialDataView>(Executable::ViewArg());
if (pOrigView == NULL)
{
progress.report("No view specified.", 0, ERRORS, true);
return false;
}
GraphicLayer* pLayer = dynamic_cast<GraphicLayer*>(pOrigView->getActiveLayer());
if (pLayer == NULL)
{
pLayer = dynamic_cast<GraphicLayer*>(pOrigView->getTopMostLayer(ANNOTATION));
}
GraphicObject* pArrow = NULL;
if (pLayer != NULL)
{
std::list<GraphicObject*> objects;
pLayer->getObjects(ARROW_OBJECT, objects);
if (!objects.empty())
{
pArrow = objects.back();
}
if (objects.size() > 1)
{
progress.report("Multiple arrow objects found. Using the most recently added one.", 0, WARNING, true);
}
}
if (pArrow == NULL)
{
progress.report("Unable to locate up direction. Add an arrow annotation and re-run this plugin.",
0, ERRORS, true);
return false;
}
LocationType ur = pArrow->getUrCorner();
LocationType ll = pArrow->getLlCorner();
double xlen = ur.mX - ll.mX;
double ylen = ur.mY - ll.mY;
// Initial rotatation value. The 90 degrees is due to the difference
// in the "0 point" (right vs. up). Also account for explicit rotation
// of the annotation object. Convert this to radians.
rotation = GeoConversions::convertDegToRad(90 + pArrow->getRotation());
// Determine a rotation adjustment based on the bounding box
rotation += atan2(ylen, xlen);
}
progress.report("Rotating data.", 10, NORMAL);
ModelResource<RasterElement> pRotated(pData->copyShallow(pData->getName() + "_rotated", pData->getParent()));
if (pRotated.get() == NULL)
{
progress.report("Unable to create destination raster element.", 0, ERRORS, true);
return false;
}
int defaultBadValue(0); // the rotate method will handle setting the default bad values into the rotated raster
if (!RasterUtilities::rotate(pRotated.get(), pData, rotation, defaultBadValue,
INTERP_NEAREST_NEIGHBOR, progress.getCurrentProgress(), &mAbort))
{
// error message already reported by rotate()
return false;
}
pOutArgList->setPlugInArgValue("Rotated Element", pRotated.get());
if (display)
{
SpatialDataWindow* pWindow = static_cast<SpatialDataWindow*>(
Service<DesktopServices>()->createWindow(pRotated->getName(), SPATIAL_DATA_WINDOW));
SpatialDataView* pView = (pWindow == NULL) ? NULL : pWindow->getSpatialDataView();
if (pView == NULL)
{
Service<DesktopServices>()->deleteWindow(pWindow);
progress.report("Unable to create view.", 0, ERRORS, true);
return false;
}
pView->setPrimaryRasterElement(pRotated.get());
RasterLayer* pLayer = NULL;
{ // scope
UndoLock lock(pView);
pLayer = static_cast<RasterLayer*>(pView->createLayer(RASTER, pRotated.get()));
}
if (pLayer == NULL)
{
//#pragma message(__FILE__ "(" STRING(__LINE__) ") : warning : This would be cleaner with a WindowResource. If one " \
// "becomes available, use it instead. (tclarke)")
Service<DesktopServices>()->deleteWindow(pWindow);
progress.report("Unable to create layer.", 0, ERRORS, true);
return false;
}
pOutArgList->setPlugInArgValue("View", pView);
}
pRotated.release();
progress.report("Rotation complete.", 100, NORMAL);
progress.upALevel();
return true;
}
Layer* getLayer(const char* pName, const char* pType)
{
Layer* pLayer = NULL;
const std::string name(pName == NULL ? std::string() : pName);
const std::string type(pType == NULL ? std::string() : pType);
SessionItem* pSessionItem = Service<SessionManager>()->getSessionItem(name);
if (pSessionItem != NULL)
{
pLayer = dynamic_cast<Layer*>(pSessionItem);
if (pLayer == NULL || (!type.empty() && !pLayer->isKindOf(type)))
{
setLastError(SIMPLE_WRONG_TYPE);
return NULL;
}
}
else
{
std::vector<std::string> id = splitIdentifier(name);
SpatialDataView* pView = static_cast<SpatialDataView*>(getView(id.size() == 0 ? NULL : id.front().c_str(),
TypeConverter::toString<SpatialDataView>()));
LayerList* pLayerList = (pView == NULL) ? NULL : pView->getLayerList();
if (pLayerList == NULL)
{
setLastError(SIMPLE_NOT_FOUND);
return NULL;
}
if (id.size() < 2)
{
if (!type.empty() && type == TypeConverter::toString<RasterLayer>())
{
pLayer = pLayerList->getLayer(RASTER, pLayerList->getPrimaryRasterElement());
}
else
{
pLayer = pView->getActiveLayer();
if (pLayer != NULL && !type.empty() && !pLayer->isKindOf(type))
{
pLayer = NULL;
}
if (pLayer == NULL)
{
if (type.empty())
{
pLayer = pView->getTopMostLayer();
}
else
{
pLayer = pView->getTopMostLayer(StringUtilities::fromDisplayString<LayerType>(type));
}
}
}
}
if (pLayer == NULL)
{
std::vector<Layer*> layers;
pLayerList->getLayers(layers);
for (std::vector<Layer*>::reverse_iterator layer = layers.rbegin();
layer != layers.rend();
++layer)
{
if ((type.empty() || (*layer)->isKindOf(type)) &&
(id.empty() || (*layer)->getName() == id.back() || (*layer)->getDisplayName() == id.back()))
{
pLayer = *layer;
break;
}
}
}
if (pLayer == NULL)
{
setLastError(SIMPLE_NOT_FOUND);
return NULL;
}
}
setLastError(SIMPLE_NO_ERROR);
return pLayer;
}