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[core] Use a separate atlas and store for annotation sprites

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Fixes #1488
This commit is contained in:
Adam Hunter
2015-11-16 16:26:02 -08:00
committed by John Firebaugh
parent 58886842bc
commit e1091db45e
14 changed files with 69 additions and 27 deletions
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17
src/mbgl/annotation/annotation_manager.cpp
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@@ -10,7 +10,11 @@ namespace mbgl {
const std::string AnnotationManager::SourceID = "com.mapbox.annotations";
const std::string AnnotationManager::PointLayerID = "com.mapbox.annotations.points";
AnnotationManager::AnnotationManager() = default;
AnnotationManager::AnnotationManager(float pixelRatio)
: spriteStore(pixelRatio),
spriteAtlas(512, 512, pixelRatio, spriteStore) {
}
AnnotationManager::~AnnotationManager() = default;
AnnotationIDs
@@ -122,6 +126,7 @@ void AnnotationManager::updateStyle(Style& style) {
layer->sourceLayer = PointLayerID;
layer->layout.icon.image = std::string("{sprite}");
layer->layout.icon.allowOverlap = true;
layer->spriteAtlas = &spriteAtlas;
style.addLayer(std::move(layer));
}
@@ -152,4 +157,14 @@ void AnnotationManager::removeTileMonitor(AnnotationTileMonitor& monitor) {
monitors.erase(&monitor);
}
void AnnotationManager::setSprite(const std::string& name, std::shared_ptr<const SpriteImage> sprite) {
spriteStore.setSprite(name, sprite);
spriteAtlas.updateDirty();
}
double AnnotationManager::getTopOffsetPixelsForAnnotationSymbol(const std::string& name) {
auto sprite = spriteStore.getSprite(name);
return sprite ? -sprite->height / 2 : 0;
}
}