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#pragma once
#include <mbgl/map/camera.hpp>
#include <mbgl/util/geo.hpp>
namespace mbgl {
class UpdateParameters;
/**
* RendererState acts as a Memento object that is able to extract data out of UpdateParameters (an opaque object
* from the public API perspective).
*/
class RendererState {
public:
// Obtains a CameraOptions out of a given UpdateParameters object.
static CameraOptions getCameraOptions(const UpdateParameters&, const EdgeInsets& = {});
// Returns whether an image with the given ID exists from a given UpdateParamters object.
static bool hasImage(const UpdateParameters&, const std::string& id);
// Returns whether a layer with the given ID exists from a given UpdateParamters object.
static bool hasLayer(const UpdateParameters&, const std::string& id);
// Returns whether a source with the given ID exists from a given UpdateParamters object.
static bool hasSource(const UpdateParameters&, const std::string& id);
// Obtains the geographical coordinate out of a given screen coordinate.
static ScreenCoordinate pixelForLatLng(const UpdateParameters&, const LatLng&);
// Obtains the screen coordinate out of a given geographical coordinate.
static LatLng latLngForPixel(const UpdateParameters&, const ScreenCoordinate&);
};
} // namespace mbgl
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