1 files changed, 58 insertions, 0 deletions
diff --git a/src/platform/graphics/quartz/Image.cpp b/src/platform/graphics/quartz/Image.cpp
new file mode 100644
index 00000000..3fa40937
--- /dev/null
+++ b/src/platform/graphics/quartz/Image.cpp
@@ -0,0 +1,58 @@
+#include "cru/platform/graphics/quartz/Image.h"
+#include "cru/common/Exception.h"
+#include "cru/platform/graphics/quartz/Convert.h"
+#include "cru/platform/graphics/quartz/Painter.h"
+
+namespace cru::platform::graphics::quartz {
+QuartzImage::QuartzImage(IGraphicsFactory* graphics_factory,
+                         IImageFactory* image_factory, CGImageRef image,
+                         bool auto_release, unsigned char* buffer)
+    : OsxQuartzResource(graphics_factory),
+      image_factory_(image_factory),
+      image_(image),
+      auto_release_(auto_release),
+      buffer_(buffer) {
+  Expects(image);
+}
+
+QuartzImage::~QuartzImage() {
+  if (auto_release_) {
+    CGImageRelease(image_);
+  }
+}
+
+float QuartzImage::GetWidth() { return CGImageGetWidth(image_); }
+
+float QuartzImage::GetHeight() { return CGImageGetHeight(image_); }
+
+std::unique_ptr<IImage> QuartzImage::CreateWithRect(const Rect& rect) {
+  auto new_cg_image = CGImageCreateWithImageInRect(image_, Convert(rect));
+
+  return std::make_unique<QuartzImage>(GetGraphicsFactory(), image_factory_,
+                                       new_cg_image, true);
+}
+
+std::unique_ptr<IPainter> QuartzImage::CreatePainter() {
+  if (!buffer_)
+    throw Exception(
+        u"Failed to create painter for image because failed to get its "
+        u"buffer.");
+
+  auto width = CGImageGetWidth(image_);
+  auto height = CGImageGetHeight(image_);
+  auto bits_per_component = CGImageGetBitsPerComponent(image_);
+  auto bytes_per_row = CGImageGetBytesPerRow(image_);
+  auto color_space = CGImageGetColorSpace(image_);
+  auto bitmap_info = CGImageGetBitmapInfo(image_);
+
+  auto cg_context =
+      CGBitmapContextCreate(buffer_, width, height, bits_per_component,
+                            bytes_per_row, color_space, bitmap_info);
+
+  return std::make_unique<QuartzCGContextPainter>(
+      GetGraphicsFactory(), cg_context, true, Size(width, height),
+      [](QuartzCGContextPainter* painter) {
+
+      });
+}
+}  // namespace cru::platform::graphics::quartz