1 files changed, 29 insertions, 0 deletions
diff --git a/src/mbgl/sprite/sprite_image.cpp b/src/mbgl/sprite/sprite_image.cpp
new file mode 100644
index 0000000000..d5e4a7828e
--- /dev/null
+++ b/src/mbgl/sprite/sprite_image.cpp
@@ -0,0 +1,29 @@
+#include <mbgl/sprite/sprite_image.hpp>
+
+#include <mbgl/util/exception.hpp>
+
+#include <cmath>
+
+namespace mbgl {
+
+SpriteImage::SpriteImage(const uint16_t width_,
+                         const uint16_t height_,
+                         const float pixelRatio_,
+                         std::string&& data_,
+                         bool sdf_)
+    : width(width_),
+      height(height_),
+      pixelRatio(pixelRatio_),
+      pixelWidth(std::ceil(width * pixelRatio)),
+      pixelHeight(std::ceil(height * pixelRatio)),
+      data(std::move(data_)),
+      sdf(sdf_) {
+    const size_t size = pixelWidth * pixelHeight * 4;
+    if (size == 0) {
+        throw util::SpriteImageException("Sprite image dimensions may not be zero");
+    } else if (size != data.size()) {
+        throw util::SpriteImageException("Sprite image pixel count mismatch");
+    }
+}
+
+} // namespace mbgl