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