Index: ui/cc/cc/CCTimeSource.h |
diff --git a/ui/cc/cc/CCTimeSource.h b/ui/cc/cc/CCTimeSource.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..dccb470a6383e304db116a5b9df91de56068e085 |
--- /dev/null |
+++ b/ui/cc/cc/CCTimeSource.h |
@@ -0,0 +1,56 @@ |
+/* |
+ * Copyright (C) 2011 Google Inc. All rights reserved. |
+ * |
+ * Redistribution and use in source and binary forms, with or without |
+ * modification, are permitted provided that the following conditions |
+ * are met: |
+ * 1. Redistributions of source code must retain the above copyright |
+ * notice, this list of conditions and the following disclaimer. |
+ * 2. Redistributions in binary form must reproduce the above copyright |
+ * notice, this list of conditions and the following disclaimer in the |
+ * documentation and/or other materials provided with the distribution. |
+ * |
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY |
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
+ * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON |
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
+ */ |
+ |
+#ifndef CCTimeSource_h |
+#define CCTimeSource_h |
+ |
+#include <wtf/RefCounted.h> |
+ |
+namespace WebCore { |
+ |
+class CCThread; |
+ |
+class CCTimeSourceClient { |
+public: |
+ virtual void onTimerTick() = 0; |
+ |
+protected: |
+ virtual ~CCTimeSourceClient() { } |
+}; |
+ |
+// An generic interface for getting a reliably-ticking timesource of |
+// a specified rate. |
+// |
+// Be sure to call setActive(false) before releasing your reference to the |
+// timer, or it will keep on ticking! |
+class CCTimeSource : public RefCounted<CCTimeSource> { |
+public: |
+ virtual ~CCTimeSource() { } |
+ virtual void setClient(CCTimeSourceClient*) = 0; |
+ virtual void setActive(bool) = 0; |
+ virtual bool active() const = 0; |
+}; |
+ |
+} |
+#endif // CCSmoothedTimer_h |