1 files changed, 74 insertions, 0 deletions
diff --git a/gfx/gl/GLContextEAGL.h b/gfx/gl/GLContextEAGL.h
new file mode 100644
index 0000000000..851a9170f7
--- /dev/null
+++ b/gfx/gl/GLContextEAGL.h
@@ -0,0 +1,74 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef GLCONTEXTEAGL_H_
+#define GLCONTEXTEAGL_H_
+
+#include "GLContext.h"
+
+#include <CoreGraphics/CoreGraphics.h>
+#include <OpenGLES/EAGL.h>
+
+namespace mozilla {
+namespace gl {
+
+class GLContextEAGL : public GLContext {
+  friend class GLContextProviderEAGL;
+
+  EAGLContext* const mContext;
+
+ public:
+  MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(GLContextEAGL, override)
+  GLContextEAGL(const GLContextDesc&, EAGLContext* context,
+                GLContext* sharedContext, ContextProfile profile);
+
+  ~GLContextEAGL();
+
+  virtual GLContextType GetContextType() const override {
+    return GLContextType::EAGL;
+  }
+
+  static GLContextEAGL* Cast(GLContext* gl) {
+    MOZ_ASSERT(gl->GetContextType() == GLContextType::EAGL);
+    return static_cast<GLContextEAGL*>(gl);
+  }
+
+  bool AttachToWindow(nsIWidget* aWidget);
+
+  EAGLContext* GetEAGLContext() const { return mContext; }
+
+  virtual bool MakeCurrentImpl() const override;
+
+  virtual bool IsCurrentImpl() const override;
+
+  Maybe<SymbolLoader> GetSymbolLoader() const override;
+
+  virtual bool IsDoubleBuffered() const override;
+
+  virtual bool SwapBuffers() override;
+
+  virtual void GetWSIInfo(nsCString* const out) const override;
+
+  virtual GLuint GetDefaultFramebuffer() override { return mBackbufferFB; }
+
+  virtual bool RenewSurface(nsIWidget* aWidget) override {
+    // FIXME: should use the passed widget instead of the existing one.
+    return RecreateRB();
+  }
+
+ private:
+  GLuint mBackbufferRB = 0;
+  GLuint mBackbufferFB = 0;
+
+  void* mLayer = nullptr;
+
+  bool RecreateRB();
+};
+
+}  // namespace gl
+}  // namespace mozilla
+
+#endif  // GLCONTEXTEAGL_H_