Adding WebVR interface to Blink

Source/modules/vr/VRFieldOfView.h

+// Copyright 2015 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.
+
+#ifndef VRFieldOfView_h
+#define VRFieldOfView_h
+
+#include "bindings/core/v8/ScriptWrappable.h"
+#include "modules/vr/VRFieldOfViewInit.h"
+#include "platform/heap/Handle.h"
+#include "public/platform/WebVR.h"
+#include "wtf/Forward.h"
+
+
+namespace blink {
+
+class VRFieldOfView final : public GarbageCollected<VRFieldOfView>, public ScriptWrappable {
+    DEFINE_WRAPPERTYPEINFO();
+public:
+    static VRFieldOfView* create(const VRFieldOfViewInit& fov)
+    {
+        return new VRFieldOfView(fov);
+    }
+
+    VRFieldOfView() : m_upDegrees(0.0), m_downDegrees(0.0), m_leftDegrees(0.0), m_rightDegrees(0.0)
+    {
+    }
+
+    VRFieldOfView(double upDegrees, double rightDegrees, double downDegrees, double leftDegrees)
+        : m_upDegrees(0.0)
+        , m_downDegrees(0.0)
+        , m_leftDegrees(0.0)
+        , m_rightDegrees(0.0)
+    {
+    }
+
+    explicit VRFieldOfView(const VRFieldOfViewInit& fov)
+        : m_upDegrees(fov.upDegrees())
+        , m_downDegrees(fov.downDegrees())
+        , m_leftDegrees(fov.leftDegrees())
+        , m_rightDegrees(fov.rightDegrees())
+    {
+    }
+
+    explicit VRFieldOfView(const VRFieldOfView& fov)
+        : m_upDegrees(fov.m_upDegrees)
+        , m_downDegrees(fov.m_downDegrees)
+        , m_leftDegrees(fov.m_leftDegrees)
+        , m_rightDegrees(fov.m_rightDegrees)
+    {
+    }
+
+    double upDegrees() const { return m_upDegrees; }
+    double downDegrees() const { return m_downDegrees; }
+    double leftDegrees() const { return m_leftDegrees; }
+    double rightDegrees() const { return m_rightDegrees; }
+
+    void setUpDegrees(double value) { m_upDegrees = value; }
+    void setDownDegrees(double value) { m_downDegrees = value; }
+    void setLeftDegrees(double value) { m_leftDegrees = value; }
+    void setRightDegrees(double value) { m_rightDegrees = value; }
+
+    void setFromWebVRFieldOfView(const blink::WebVRFieldOfView& fov)
+    {
+        m_upDegrees = fov.upDegrees;
+        m_downDegrees = fov.downDegrees;
+        m_leftDegrees = fov.leftDegrees;
+        m_rightDegrees = fov.rightDegrees;
+    }
+
+    void setFromVRFieldOfView(const VRFieldOfView& fov)
+    {
+        m_upDegrees = fov.m_upDegrees;
+        m_downDegrees = fov.m_downDegrees;
+        m_leftDegrees = fov.m_leftDegrees;
+        m_rightDegrees = fov.m_rightDegrees;
+    }
+
+    WebVRFieldOfView toWebVRFieldOfView()
+    {
+        WebVRFieldOfView fov;
+        fov.upDegrees = m_upDegrees;
+        fov.downDegrees = m_downDegrees;
+        fov.leftDegrees = m_leftDegrees;
+        fov.rightDegrees = m_rightDegrees;
+        return fov;
+    }
+
+    virtual void trace(Visitor*)
+    {
+    }
+
+private:
+    double m_upDegrees;
+    double m_downDegrees;
+    double m_leftDegrees;
+    double m_rightDegrees;
+};
+
+} // namespace blink
+
+#endif // VRFieldOfView_h