1 files changed, 71 insertions, 0 deletions
diff --git a/src/mbgl/sprite/sprite_store.cpp b/src/mbgl/sprite/sprite_store.cpp
new file mode 100644
index 0000000000..fb6833114e
--- /dev/null
+++ b/src/mbgl/sprite/sprite_store.cpp
@@ -0,0 +1,71 @@
+#include <mbgl/sprite/sprite_store.hpp>
+
+#include <mbgl/platform/log.hpp>
+
+namespace mbgl {
+
+void SpriteStore::setSprite(const std::string& name, std::shared_ptr<const SpriteImage> sprite) {
+    std::lock_guard<std::mutex> lock(mutex);
+    _setSprite(name, sprite);
+}
+
+void SpriteStore::_setSprite(const std::string& name,
+                             const std::shared_ptr<const SpriteImage>& sprite) {
+    if (sprite) {
+        auto it = sprites.find(name);
+        if (it != sprites.end()) {
+            // There is already a sprite with that name in our store.
+            if ((it->second->width != sprite->width || it->second->height != sprite->height)) {
+                Log::Warning(Event::Sprite, "Can't change sprite dimensions for '%s'", name.c_str());
+                return;
+            }
+            it->second = sprite;
+        } else {
+            sprites.emplace(name, sprite);
+        }
+
+        // Always add/replace the value in the dirty list.
+        auto dirty_it = dirty.find(name);
+        if (dirty_it != dirty.end()) {
+            dirty_it->second = sprite;
+        } else {
+            dirty.emplace(name, sprite);
+        }
+    } else if (sprites.erase(name) > 0) {
+        dirty.emplace(name, nullptr);
+    }
+}
+
+void SpriteStore::setSprites(const Sprites& newSprites) {
+    std::lock_guard<std::mutex> lock(mutex);
+    for (const auto& pair : newSprites) {
+        _setSprite(pair.first, pair.second);
+    }
+}
+
+void SpriteStore::removeSprite(const std::string& name) {
+    std::lock_guard<std::mutex> lock(mutex);
+    _setSprite(name);
+}
+
+std::shared_ptr<const SpriteImage> SpriteStore::getSprite(const std::string& name) {
+    std::lock_guard<std::mutex> lock(mutex);
+    const auto it = sprites.find(name);
+    if (it != sprites.end()) {
+        return it->second;
+    } else {
+        if (!sprites.empty()) {
+            Log::Info(Event::Sprite, "Can't find sprite named '%s'", name.c_str());
+        }
+        return nullptr;
+    }
+}
+
+SpriteStore::Sprites SpriteStore::getDirty() {
+    Sprites result;
+    std::lock_guard<std::mutex> lock(mutex);
+    dirty.swap(result);
+    return result;
+}
+
+} // namespace mbgl