1 files changed, 52 insertions, 0 deletions
diff --git a/libs/hwui/DisplayListLogBuffer.h b/libs/hwui/DisplayListLogBuffer.h
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+++ b/libs/hwui/DisplayListLogBuffer.h
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+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_HWUI_DISPLAY_LIST_LOG_BUFFER_H
+#define ANDROID_HWUI_DISPLAY_LIST_LOG_BUFFER_H
+
+#include <utils/Singleton.h>
+#include <stdio.h>
+
+namespace android {
+namespace uirenderer {
+
+class DisplayListLogBuffer: public Singleton<DisplayListLogBuffer> {
+    DisplayListLogBuffer();
+    ~DisplayListLogBuffer();
+
+    friend class Singleton<DisplayListLogBuffer>;
+
+public:
+    void writeCommand(int level, int op);
+    void writeInt(int value);
+    void outputCommands(FILE *file, const char* opNames[]);
+
+    bool isEmpty() {
+        return (mStart == mEnd);
+    }
+
+private:
+    int *mBufferFirst; // where the memory starts
+    int* mStart;       // where the current command stream starts
+    int* mEnd;         // where the current commands end
+    int* mBufferLast;  // where the buffer memory ends
+
+};
+
+}; // namespace uirenderer
+}; // namespace android
+
+#endif // ANDROID_HWUI_DISPLAY_LIST_LOG_BUFFER_H