Added Imgui Android implementation

1 files changed, 61 insertions, 0 deletions

diff --git a/Imgui/interface/ImGuiImplAndroid.h b/Imgui/interface/ImGuiImplAndroid.h
new file mode 100644
index 0000000..7639f28
--- /dev/null
+++ b/Imgui/interface/ImGuiImplAndroid.h
@@ -0,0 +1,61 @@
+/*     Copyright 2019 Diligent Graphics LLC
+ *  
+ *  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
+ * 
+ *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF ANY PROPRIETARY RIGHTS.
+ *
+ *  In no event and under no legal theory, whether in tort (including negligence), 
+ *  contract, or otherwise, unless required by applicable law (such as deliberate 
+ *  and grossly negligent acts) or agreed to in writing, shall any Contributor be
+ *  liable for any damages, including any direct, indirect, special, incidental, 
+ *  or consequential damages of any character arising as a result of this License or 
+ *  out of the use or inability to use the software (including but not limited to damages 
+ *  for loss of goodwill, work stoppage, computer failure or malfunction, or any and 
+ *  all other commercial damages or losses), even if such Contributor has been advised 
+ *  of the possibility of such damages.
+ */
+
+#pragma once
+
+#include <memory>
+#include <chrono>
+
+#include "ImGuiImplDiligent.h"
+
+namespace Diligent
+{
+
+class ImGuiImplAndroid final : public ImGuiImplDiligent
+{
+public:
+    ImGuiImplAndroid(IRenderDevice*    pDevice,
+                     TEXTURE_FORMAT    BackBufferFmt,
+                     TEXTURE_FORMAT    DepthBufferFmt,
+                     Uint32            DisplayWidht,
+                     Uint32            DisplayHeight,
+                     Uint32            InitialVertexBufferSize = ImGuiImplDiligent::DefaultInitialVBSize,
+                     Uint32            InitialIndexBufferSize  = ImGuiImplDiligent::DefaultInitialIBSize);
+    ~ImGuiImplAndroid();
+
+    ImGuiImplAndroid             (const ImGuiImplAndroid&)  = delete;
+    ImGuiImplAndroid             (      ImGuiImplAndroid&&) = delete;
+    ImGuiImplAndroid& operator = (const ImGuiImplAndroid&)  = delete;
+    ImGuiImplAndroid& operator = (      ImGuiImplAndroid&&) = delete;
+
+    virtual void NewFrame()override final;
+
+    bool BeginDrag(float x, float y);
+    bool DragMove(float x, float y);
+    bool EndDrag();
+
+private:
+    std::chrono::time_point<std::chrono::high_resolution_clock> m_LastTimestamp = {};
+};
+
+}