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Validate immovable layers

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This commit is contained in:
Dan Paulat 2023-10-27 07:11:46 -05:00
parent 7cd1cd0681
commit 3c79f48493
1 changed files with 57 additions and 2 deletions
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59
scwx-qt/source/scwx/qt/model/layer_model.cpp
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@ -71,6 +71,13 @@ static const std::vector<LayerInfo> kDefaultLayers_ {
{types::LayerType::Map, types::Layer::MapUnderlay, false},
};
static const std::vector<LayerInfo> kImmovableLayers_ {
{types::LayerType::Information, types::Layer::MapOverlay, false},
{types::LayerType::Information, types::Layer::ColorTable, false},
{types::LayerType::Map, types::Layer::MapSymbology, false},
{types::LayerType::Map, types::Layer::MapUnderlay, false},
};
class LayerModel::Impl
{
public:
@ -192,8 +199,56 @@ void LayerModel::Impl::ReadLayerSettings()
void LayerModel::Impl::ValidateLayerSettings(LayerVector& layers)
{
// TODO
Q_UNUSED(layers);
// Validate immovable layers
std::vector<LayerVector::iterator> immovableIterators {};
for (auto& immovableLayer : kImmovableLayers_)
{
// Set the default displayed state for a layer that is not found
std::array<bool, kMapCount_> displayed {true, true, true, true};
// Find the immovable layer
auto it = std::find_if(layers.begin(),
layers.end(),
[&immovableLayer](const LayerInfo& layer)
{
return layer.type_ == immovableLayer.type_ &&
layer.description_ ==
immovableLayer.description_;
});
// If the immovable layer is out of order
if (!immovableIterators.empty() && immovableIterators.back() > it)
{
// Save the displayed state of the immovable layer
displayed = it->displayed_;
// Remove the layer from the list, to re-add it later
layers.erase(it);
// Treat the layer as not found
it = layers.end();
}
// If the immovable layer is not found
if (it == layers.end())
{
// If this is the first immovable layer, insert at the beginning,
// otherwise, insert after the previous immovable layer
LayerVector::iterator insertPosition =
immovableIterators.empty() ? layers.begin() :
immovableIterators.back() + 1;
it = layers.insert(insertPosition, immovableLayer);
// Restore the displayed state of the immovable layer
it->displayed_ = displayed;
}
// Add the immovable iterator to the list
immovableIterators.push_back(it);
// Ensure the layer is marked immovable
it->movable_ = false;
}
}
void LayerModel::Impl::WriteLayerSettings()