69 lines
2.1 KiB
C++
69 lines
2.1 KiB
C++
#include <mbgl/tile/raster_tile.hpp>
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#include <mbgl/tile/tile_observer.hpp>
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#include <mbgl/tile/tile_loader_impl.hpp>
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#include <mbgl/style/source.hpp>
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#include <mbgl/style/update_parameters.hpp>
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#include <mbgl/storage/resource.hpp>
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#include <mbgl/storage/response.hpp>
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#include <mbgl/storage/file_source.hpp>
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#include <mbgl/util/worker.hpp>
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#include <mbgl/util/work_request.hpp>
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using namespace mbgl;
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RasterTile::RasterTile(const OverscaledTileID& id_,
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const style::UpdateParameters& parameters,
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const Tileset& tileset)
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: Tile(id_),
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texturePool(parameters.texturePool),
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worker(parameters.worker),
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loader(*this, id_, parameters, tileset) {
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}
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void RasterTile::setError(std::exception_ptr err) {
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observer->onTileError(*this, err);
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}
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void RasterTile::setData(std::shared_ptr<const std::string> data,
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optional<Timestamp> modified_,
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optional<Timestamp> expires_) {
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modified = modified_;
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expires = expires_;
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if (!data) {
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// This is a 404 response. We're treating these as empty tiles.
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workRequest.reset();
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availableData = DataAvailability::All;
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bucket.reset();
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observer->onTileLoaded(*this, true);
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return;
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}
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workRequest.reset();
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workRequest = worker.parseRasterTile(std::make_unique<RasterBucket>(texturePool), data, [this] (RasterTileParseResult result) {
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workRequest.reset();
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availableData = DataAvailability::All;
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if (result.is<std::unique_ptr<Bucket>>()) {
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bucket = std::move(result.get<std::unique_ptr<Bucket>>());
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observer->onTileLoaded(*this, true);
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} else {
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bucket.reset();
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observer->onTileError(*this, result.get<std::exception_ptr>());
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}
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});
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}
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Bucket* RasterTile::getBucket(const style::Layer&) {
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return bucket.get();
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}
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void RasterTile::setNecessity(Necessity necessity) {
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loader.setNecessity(static_cast<TileLoader<RasterTile>::Necessity>(necessity));
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}
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void RasterTile::cancel() {
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workRequest.reset();
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}
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