1 files changed, 48 insertions, 0 deletions
diff --git a/gfx/layers/basic/X11TextureSourceBasic.cpp b/gfx/layers/basic/X11TextureSourceBasic.cpp
new file mode 100644
index 0000000000..b987f1ba1b
--- /dev/null
+++ b/gfx/layers/basic/X11TextureSourceBasic.cpp
@@ -0,0 +1,48 @@
+/* -*- 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/. */
+
+#include "X11TextureSourceBasic.h"
+#include "gfxXlibSurface.h"
+#include "gfx2DGlue.h"
+
+namespace mozilla::layers {
+
+using namespace mozilla::gfx;
+
+X11TextureSourceBasic::X11TextureSourceBasic(BasicCompositor* aCompositor,
+                                             gfxXlibSurface* aSurface)
+    : mSurface(aSurface) {}
+
+IntSize X11TextureSourceBasic::GetSize() const { return mSurface->GetSize(); }
+
+SurfaceFormat X11TextureSourceBasic::GetFormat() const {
+  gfxContentType type = mSurface->GetContentType();
+  return X11TextureSourceBasic::ContentTypeToSurfaceFormat(type);
+}
+
+SourceSurface* X11TextureSourceBasic::GetSurface(DrawTarget* aTarget) {
+  if (!mSourceSurface) {
+    mSourceSurface = Factory::CreateSourceSurfaceForCairoSurface(
+        mSurface->CairoSurface(), GetSize(), GetFormat());
+  }
+  return mSourceSurface;
+}
+
+SurfaceFormat X11TextureSourceBasic::ContentTypeToSurfaceFormat(
+    gfxContentType aType) {
+  switch (aType) {
+    case gfxContentType::COLOR:
+      return SurfaceFormat::B8G8R8X8;
+    case gfxContentType::ALPHA:
+      return SurfaceFormat::A8;
+    case gfxContentType::COLOR_ALPHA:
+      return SurfaceFormat::B8G8R8A8;
+    default:
+      return SurfaceFormat::UNKNOWN;
+  }
+}
+
+}  // namespace mozilla::layers