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#include <mbgl/layer/background_layer.hpp>
#include <mbgl/renderer/bucket.hpp>
namespace mbgl {
std::unique_ptr<StyleLayer> BackgroundLayer::clone() const {
std::unique_ptr<BackgroundLayer> result = std::make_unique<BackgroundLayer>();
result->copy(*this);
result->paint = paint;
return std::move(result);
}
void BackgroundLayer::parsePaints(const JSVal& layer) {
paint.opacity.parse("background-opacity", layer);
paint.color.parse("background-color", layer);
paint.pattern.parse("background-pattern", layer);
}
void BackgroundLayer::cascade(const StyleCascadeParameters& parameters) {
paint.opacity.cascade(parameters);
paint.color.cascade(parameters);
paint.pattern.cascade(parameters);
}
bool BackgroundLayer::recalculate(const StyleCalculationParameters& parameters) {
bool hasTransitions = false;
hasTransitions |= paint.opacity.calculate(parameters);
hasTransitions |= paint.color.calculate(parameters);
hasTransitions |= paint.pattern.calculate(parameters);
passes = paint.opacity > 0 ? RenderPass::Translucent : RenderPass::None;
return hasTransitions;
}
std::unique_ptr<Bucket> BackgroundLayer::createBucket(StyleBucketParameters&) const {
return nullptr;
}
}
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