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https://github.com/chibicitiberiu/rainmeter-studio.git
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55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
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/*
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Copyright (C) 2013 Birunthan Mohanathas
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef RM_GFX_BITMAPLOCKGDI_H_
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#define RM_GFX_BITMAPLOCKGDI_H_
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#include <Windows.h>
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#include <GdiPlus.h>
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#include <wincodec.h>
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namespace Gfx {
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// Allows the creation of a shared ID2D1Bitmap using pixel data in a Gdiplus::Bitmap. It is
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// assumed that this class is used only with 32bpp PARGB bitmaps and using a sigle thread.
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class WICBitmapLockGDIP : public IWICBitmapLock
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{
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public:
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WICBitmapLockGDIP() : m_RefCount(0) {}
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// IUnknown
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IFACEMETHOD(QueryInterface)(REFIID riid, void** ppvObject);
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IFACEMETHOD_(ULONG, AddRef)();
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IFACEMETHOD_(ULONG, Release)();
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// IWICBitmapLock
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IFACEMETHOD(GetSize)(UINT* puiWidth, UINT* puiHeight);
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IFACEMETHOD(GetStride)(UINT* pcbStride);
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IFACEMETHOD(GetDataPointer)(UINT* pcbBufferSize, BYTE** ppbData);
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IFACEMETHOD(GetPixelFormat)(WICPixelFormatGUID* pPixelFormat);
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Gdiplus::BitmapData* GetBitmapData() { return &m_BitmapData; }
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private:
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Gdiplus::BitmapData m_BitmapData;
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UINT m_RefCount;
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};
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} // namespace Gfx
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#endif
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