1 files changed, 65 insertions, 0 deletions
diff --git a/include/mbgl/map/sprite.hpp b/include/mbgl/map/sprite.hpp
new file mode 100644
index 0000000000..22126eb6a1
--- /dev/null
+++ b/include/mbgl/map/sprite.hpp
@@ -0,0 +1,65 @@
+#ifndef MBGL_STYLE_SPRITE
+#define MBGL_STYLE_SPRITE
+
+#include <mbgl/util/raster.hpp>
+#include <mbgl/util/vec.hpp>
+
+#include <string>
+#include <mutex>
+#include <memory>
+#include <atomic>
+#include <unordered_map>
+
+namespace mbgl {
+
+class Map;
+
+class SpritePosition {
+public:
+    explicit SpritePosition() {}
+    explicit SpritePosition(uint16_t x, uint16_t y, uint16_t width, uint16_t height, uint8_t pixelRatio = 1);
+
+    operator bool() const {
+        return !(width == 0 && height == 0 && x == 0 && y == 0);
+    }
+
+    uint16_t x = 0, y = 0;
+    uint16_t width = 0, height = 0;
+    uint8_t pixelRatio = 1;
+};
+
+class Sprite : public std::enable_shared_from_this<Sprite> {
+public:
+    Sprite(Map &map, float pixelRatio = 1);
+
+    void load(const std::string& base_url);
+
+    const SpritePosition &getSpritePosition(const std::string& name) const;
+
+    bool isLoaded() const;
+
+public:
+    const float pixelRatio;
+    std::unique_ptr<util::Image> raster;
+
+private:
+    void asyncParseJSON();
+    void asyncParseImage();
+
+    static void parseJSON(std::shared_ptr<Sprite> &sprite);
+    static void parseImage(std::shared_ptr<Sprite> &sprite);
+    static void complete(std::shared_ptr<Sprite> &sprite);
+
+private:
+    Map &map;
+    std::string url;
+    std::string body;
+    std::string image;
+    std::atomic<bool> loaded;
+    std::unordered_map<std::string, SpritePosition> pos;
+    const SpritePosition empty;
+};
+
+}
+
+#endif