Gfx: Move WIC files to Util

Common/Gfx/Util/WICBitmapLockDIB.h

@@ -0,0 +1,60 @@
+/*
+  Copyright (C) 2013 Birunthan Mohanathas
+
+  This program is free software; you can redistribute it and/or
+  modify it under the terms of the GNU General Public License
+  as published by the Free Software Foundation; either version 2
+  of the License, or (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+*/
+
+#ifndef RM_GFX_WICBITMAPLOCKDIB_H_
+#define RM_GFX_WICBITMAPLOCKDIB_H_
+
+#include <Windows.h>
+#include <GdiPlus.h>
+#include <wincodec.h>
+#include "WICBitmapDIB.h"
+
+namespace Gfx {
+namespace Util {
+
+// Implements the IWICBitmapLock interface for use with WICBitmapDIB. It is assumed that this
+// class is used only with 32bpp PARGB bitmaps and using a sigle thread.
+class WICBitmapLockDIB : public IWICBitmapLock
+{
+public:
+	WICBitmapLockDIB(WICBitmapDIB* bitmap, const WICRect* lockRect);
+	virtual ~WICBitmapLockDIB();
+
+	void Resize(UINT w, UINT h);
+
+	// IUnknown
+	IFACEMETHOD(QueryInterface)(REFIID riid, void** ppvObject);
+	IFACEMETHOD_(ULONG, AddRef)();
+	IFACEMETHOD_(ULONG, Release)();
+
+	// IWICBitmapLock
+	IFACEMETHOD(GetSize)(UINT* puiWidth, UINT* puiHeight);
+	IFACEMETHOD(GetStride)(UINT* pcbStride);
+	IFACEMETHOD(GetDataPointer)(UINT* pcbBufferSize, BYTE** ppbData);
+	IFACEMETHOD(GetPixelFormat)(WICPixelFormatGUID* pPixelFormat);
+
+private:
+	WICBitmapDIB* m_Bitmap;
+	const WICRect* m_Rect;
+	UINT m_RefCount;
+};
+
+}  // namespace Util
+}  // namespace Gfx
+
+#endif