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author | Juha Alanen <juha.alanen@mapbox.com> | 2019-09-13 11:15:21 +0300 |
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committer | Juha Alanen <19551460+jmalanen@users.noreply.github.com> | 2019-09-18 14:29:15 +0300 |
commit | 48f462bc7b09285c09c2a6f3cd07b555fcd21f43 (patch) | |
tree | dda1b1cbd4ddd2434ed701977fa611825a824212 /src/mbgl/renderer/source_state.cpp | |
parent | 7ce9b0d47d794411bdf1315e22b6b8234c4f1a9d (diff) | |
download | qtlocation-mapboxgl-48f462bc7b09285c09c2a6f3cd07b555fcd21f43.tar.gz |
[core] Add removeFeatureState API
Diffstat (limited to 'src/mbgl/renderer/source_state.cpp')
-rw-r--r-- | src/mbgl/renderer/source_state.cpp | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/src/mbgl/renderer/source_state.cpp b/src/mbgl/renderer/source_state.cpp index 087e28b2bb..c1b95aca68 100644 --- a/src/mbgl/renderer/source_state.cpp +++ b/src/mbgl/renderer/source_state.cpp @@ -58,7 +58,37 @@ void SourceFeatureState::coalesceChanges(std::vector<RenderTile>& tiles) { } changes[sourceLayer] = std::move(layerStates); } + + for (const auto& layerStatesEntry : deletedStates) { + const auto& sourceLayer = layerStatesEntry.first; + FeatureStates layerStates = { {}, {} }; + + if (deletedStates[sourceLayer].empty()) { + for (const auto& featureStatesEntry : currentStates[sourceLayer]) { + const auto& featureID = featureStatesEntry.first; + layerStates[featureID] = {}; + currentStates[sourceLayer][featureID] = {}; + } + } else { + for (const auto& feature : deletedStates[sourceLayer]) { + const auto& featureID = feature.first; + bool deleteWholeFeatureState = deletedStates[sourceLayer][featureID].empty(); + if (deleteWholeFeatureState) { + currentStates[sourceLayer][featureID] = {}; + } else { + for (const auto& stateEntry : deletedStates[sourceLayer][featureID]) { + currentStates[sourceLayer][featureID].erase(stateEntry.first); + } + } + layerStates[featureID] = currentStates[sourceLayer][featureID]; + } + } + changes[sourceLayer] = std::move(layerStates); + } + stateChanges.clear(); + deletedStates.clear(); + if (changes.empty()) return; for (auto& tile : tiles) { @@ -66,4 +96,28 @@ void SourceFeatureState::coalesceChanges(std::vector<RenderTile>& tiles) { } } +void SourceFeatureState::removeState(const optional<std::string>& sourceLayerID, const optional<std::string>& featureID, const optional<std::string>& stateKey) { + std::string sourceLayer = sourceLayerID.value_or(std::string()); + + bool sourceLayerDeleted = (deletedStates.count(sourceLayer) > 0) && deletedStates[sourceLayer].empty(); + if (sourceLayerDeleted) return; + + if (stateKey && featureID) { + if ((deletedStates.count(sourceLayer) == 0) && (deletedStates[sourceLayer].count(*featureID)) == 0) { + deletedStates[sourceLayer][*featureID][*stateKey] = {}; + } + } else if (featureID) { + bool updateInQueue = stateChanges.count(sourceLayer) && stateChanges[sourceLayer].count(*featureID); + if (updateInQueue) { + for (const auto& changeEntry : stateChanges[sourceLayer][*featureID]) { + deletedStates[sourceLayer][*featureID][changeEntry.first] = {}; + } + } else { + deletedStates[sourceLayer][*featureID] = {}; + } + } else { + deletedStates[sourceLayer] = {}; + } +} + } // namespace mbgl |