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#include <mbgl/tile/raster_tile.hpp>
#include <mbgl/tile/raster_tile_worker.hpp>
#include <mbgl/tile/tile_observer.hpp>
#include <mbgl/tile/tile_loader_impl.hpp>
#include <mbgl/style/source.hpp>
#include <mbgl/storage/resource.hpp>
#include <mbgl/storage/response.hpp>
#include <mbgl/storage/file_source.hpp>
#include <mbgl/renderer/tile_parameters.hpp>
#include <mbgl/renderer/buckets/raster_bucket.hpp>
#include <mbgl/util/run_loop.hpp>
namespace mbgl {
RasterTile::RasterTile(const OverscaledTileID& id_,
const TileParameters& parameters,
const Tileset& tileset)
: Tile(id_),
loader(*this, id_, parameters, tileset),
mailbox(std::make_shared<Mailbox>(*util::RunLoop::Get())),
worker(parameters.workerScheduler,
ActorRef<RasterTile>(*this, mailbox)) {
}
RasterTile::~RasterTile() = default;
void RasterTile::cancel() {
}
// Called instead of setData() when the data source returns an error while loading this tile.
void RasterTile::setError(std::exception_ptr err, const bool complete) {
(void)complete;
loaded = true;
renderable = false;
observer->onTileError(*this, err);
}
// Called when new data is available for this tile. It can be called even if there is already data
// in this tile. When the existing data should remain the same, the optional data field is empty.
void RasterTile::setData(optional<std::shared_ptr<const std::string>> data,
optional<Timestamp> modified_,
optional<Timestamp> expires_,
const bool complete) {
(void)complete;
modified = modified_;
expires = expires_;
if (data) {
++correlationID;
worker.invoke(&RasterTileWorker::parse, *data, correlationID);
}
}
// Invoked once the worker thread finished parsing the image.
void RasterTile::onParsed(std::unique_ptr<RasterBucket> result, const uint64_t resultCorrelationID) {
(void)resultCorrelationID;
bucket = std::move(result);
loaded = true;
renderable = bucket ? true : false;
observer->onTileChanged(*this);
}
// Invoked when the worker thread fails to parse the image.
void RasterTile::onError(std::exception_ptr err, const uint64_t resultCorrelationID) {
(void)resultCorrelationID;
bucket.reset();
loaded = true;
renderable = false;
observer->onTileError(*this, err);
}
void RasterTile::upload(gl::Context& context) {
if (bucket) {
bucket->upload(context);
}
}
Bucket* RasterTile::getBucket(const style::Layer::Impl&) const {
return bucket.get();
}
void RasterTile::setMask(TileMask&& mask) {
if (bucket) {
bucket->setMask(std::move(mask));
}
}
void RasterTile::setNecessity(Necessity necessity) {
loader.setNecessity(necessity);
}
} // namespace mbgl
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