70 lines
1.9 KiB
C++
70 lines
1.9 KiB
C++
#pragma once
|
|
|
|
#include <mbgl/style/source.hpp>
|
|
#include <mbgl/style/image.hpp>
|
|
|
|
#include <cstdint>
|
|
#include <string>
|
|
|
|
namespace mbgl {
|
|
|
|
namespace gfx {
|
|
class ShaderRegistry;
|
|
}
|
|
|
|
enum class MapLoadError {
|
|
StyleParseError,
|
|
StyleLoadError,
|
|
NotFoundError,
|
|
UnknownError,
|
|
};
|
|
|
|
class MapObserver {
|
|
public:
|
|
virtual ~MapObserver() = default;
|
|
|
|
static MapObserver& nullObserver() {
|
|
static MapObserver mapObserver;
|
|
return mapObserver;
|
|
}
|
|
|
|
enum class CameraChangeMode : uint32_t {
|
|
Immediate,
|
|
Animated
|
|
};
|
|
|
|
enum class RenderMode : uint32_t {
|
|
Partial,
|
|
Full
|
|
};
|
|
|
|
struct RenderFrameStatus {
|
|
RenderMode mode;
|
|
bool needsRepaint; // In continous mode, shows that there are ongoig transitions.
|
|
bool placementChanged;
|
|
};
|
|
|
|
virtual void onCameraWillChange(CameraChangeMode) {}
|
|
virtual void onCameraIsChanging() {}
|
|
virtual void onCameraDidChange(CameraChangeMode) {}
|
|
virtual void onWillStartLoadingMap() {}
|
|
virtual void onDidFinishLoadingMap() {}
|
|
virtual void onDidFailLoadingMap(MapLoadError, const std::string&) {}
|
|
virtual void onWillStartRenderingFrame() {}
|
|
virtual void onDidFinishRenderingFrame(RenderFrameStatus) {}
|
|
virtual void onWillStartRenderingMap() {}
|
|
virtual void onDidFinishRenderingMap(RenderMode) {}
|
|
virtual void onDidFinishLoadingStyle() {}
|
|
virtual void onSourceChanged(style::Source&) {}
|
|
virtual void onDidBecomeIdle() {}
|
|
virtual void onStyleImageMissing(const std::string&) {}
|
|
/// This method should return true if unused image can be removed,
|
|
/// false otherwise. By default, unused image will be removed.
|
|
virtual bool onCanRemoveUnusedStyleImage(const std::string&) { return true; }
|
|
// Observe this event to easily mutate or observe shaders as soon
|
|
// as the registry becomes available.
|
|
virtual void onRegisterShaders(gfx::ShaderRegistry&){};
|
|
};
|
|
|
|
} // namespace mbgl
|