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Unified Diff: Source/modules/screen_orientation/ScreenScreenOrientation.cpp

Issue 374623002: [screen-orientation] Update implementation to match recent spec changes. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master
Patch Set: rebase Created 6 years, 5 months ago
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Index: Source/modules/screen_orientation/ScreenScreenOrientation.cpp
diff --git a/Source/modules/screen_orientation/ScreenScreenOrientation.cpp b/Source/modules/screen_orientation/ScreenScreenOrientation.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..2b5dde08c42082cf1fc047150c68cee2af66bafd
--- /dev/null
+++ b/Source/modules/screen_orientation/ScreenScreenOrientation.cpp
@@ -0,0 +1,53 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "config.h"
+#include "modules/screen_orientation/ScreenScreenOrientation.h"
+
+#include "bindings/core/v8/ScriptState.h"
+#include "core/frame/Screen.h"
+#include "modules/screen_orientation/ScreenOrientation.h"
+
+namespace WebCore {
+
+// static
+ScreenScreenOrientation& ScreenScreenOrientation::from(Screen& screen)
+{
+ ScreenScreenOrientation* supplement = static_cast<ScreenScreenOrientation*>(WillBeHeapSupplement<Screen>::from(screen, supplementName()));
+ if (!supplement) {
+ supplement = new ScreenScreenOrientation();
+ provideTo(screen, supplementName(), adoptPtrWillBeNoop(supplement));
+ }
+ return *supplement;
+}
+
+ScreenScreenOrientation::~ScreenScreenOrientation()
+{
+}
+
+// static
+ScreenOrientation* ScreenScreenOrientation::orientation(ScriptState* state, Screen& screen)
+{
+ ScreenScreenOrientation& self = ScreenScreenOrientation::from(screen);
+ if (!screen.frame())
+ return 0;
+
+ if (!self.m_orientation)
+ self.m_orientation = ScreenOrientation::create(screen.frame());
+
+ return self.m_orientation.get();
+}
+
+const char* ScreenScreenOrientation::supplementName()
+{
+ return "ScreenScreenOrientation";
+}
+
+void ScreenScreenOrientation::trace(Visitor* visitor)
+{
+ visitor->trace(m_orientation);
+ WillBeHeapSupplement<Screen>::trace(visitor);
+}
+
+} // namespace WebCore

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