1 files changed, 95 insertions, 0 deletions
diff --git a/src/wm_layer.hpp b/src/wm_layer.hpp
new file mode 100644
index 0000000..ac74530
--- /dev/null
+++ b/src/wm_layer.hpp
@@ -0,0 +1,95 @@
+/*
+ * Copyright (c) 2017 TOYOTA MOTOR CORPORATION
+ *
+ * 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 WM_LAYERS_H
+#define WM_LAYERS_H
+
+#include <string>
+#include <vector>
+#include <unordered_map>
+#include <memory>
+#include "wm_error.hpp"
+
+namespace wm
+{
+
+class LayerState
+{
+  public:
+    LayerState();
+    ~LayerState() = default;
+  private:
+    std::vector<unsigned> _ivi_layer_id_list;
+    std::unordered_map<std::string, unsigned> area2ivi_layer_id;
+    // std::map<std::string, unsigned> _render_order;
+};
+
+class LayerSetting
+{
+  public:
+    enum MANAGEMENT_TYPE
+    {
+        TILE,
+        STACK
+    };
+
+    explicit LayerSetting(const std::string& name, MANAGEMENT_TYPE type, unsigned begin, unsigned end);
+    ~LayerSetting() = default;
+
+    const std::string& layerName() { return this->name; }
+    MANAGEMENT_TYPE layerType() { return this->type; };
+    void appendRole(const std::string& role);
+    void appendArea(const std::string& area);
+    unsigned idBegin() { return this->id_begin; }
+    unsigned idEnd()   { return this->id_end; }
+    unsigned getNewLayerID(const std::string& role);
+    void removeLayerID(unsigned id);
+
+/*     unsigned getNewID(const std::string& role);
+    void remove(unsigned ivi_layer_id);
+    void clear();
+    bool attach(unsigned ivi_layer_id, const std::string& area);
+    void stack(unsigned ivi_layer_id, const std::string& area);
+    bool updateRenderOrder(const std::vector<unsigned> list); */
+
+  private:
+    std::string name = ""; // Layer name
+    MANAGEMENT_TYPE type;
+    std::vector<std::string> role_list;
+    std::vector<std::string> area_list;
+    std::vector<unsigned>    id_list;
+    unsigned id_begin;
+    unsigned id_end;
+};
+
+class WMLayer
+{
+  public:
+    WMLayer();
+    ~WMLayer() = default;
+    unsigned getNewLayerID(const std::string& role);
+    LayerState getLayerState() const { return before_state; }
+    WMError setLayerState(const LayerState& l);
+    bool checkIDBelongTo(unsigned id);
+  private:
+    LayerState before_state;
+    LayerState state;
+    std::unique_ptr<LayerSetting> setting;
+};
+
+} // namespace wm
+
+#endif // WM_LAYERS_H