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https://github.com/ONLYOFFICE/core.git
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70e623d70b
git-svn-id: svn://fileserver/activex/AVS/Sources/TeamlabOffice/trunk/ServerComponents@62634 954022d7-b5bf-4e40-9824-e11837661b57
314 lines
6.9 KiB
C++
314 lines
6.9 KiB
C++
#pragma once
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#include "../ap_AggPlusEnums.h"
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#include "../ap_AggPlusTypes.h"
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#include "../svg/agg_svg_exception.h"
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#include "../svg/agg_svg_parser.h"
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#include "../svg/agg_svg_indexation_interpreter.h"
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#include "../svg/agg_svg_rendering_interpreter.h"
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#include "../svg/agg_svg_attributes_map.h"
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#include "../svg/agg_svg_rasterizer.h"
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//#include "../X__CacheFile.h"
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#include "../ap_Mem.h"
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#include "../../stdafx.h"
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namespace Aggplus
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{
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class CImage
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{
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public:
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friend class CGraphics;
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friend class CBrushTexture;
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public:
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CImage() : m_dwWidth(0), m_dwHeight(0), m_nStride(0), m_pImgData(NULL), m_bExternalBuffer(false), m_Status(WrongState), m_pFrame(NULL)
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{
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}
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CImage(const WCHAR *filename) : m_dwWidth(0), m_dwHeight(0), m_nStride(0), m_pImgData(NULL), m_bExternalBuffer(false), m_pFrame(NULL)
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{
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//Create(filename);
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CreateFromImageStudio(filename);
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}
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virtual ~CImage()
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{
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Destroy();
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}
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inline DWORD GetWidth() const { return(m_dwWidth); }
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inline DWORD GetHeight() const { return(m_dwHeight); }
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inline Status GetLastStatus() const { return(m_Status); }
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public:
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Status m_Status;
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DWORD m_dwWidth;
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DWORD m_dwHeight;
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long m_nStride;
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BYTE* m_pImgData;
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bool m_bExternalBuffer;
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public:
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MediaCore::IAVSUncompressedVideoFrame* m_pFrame;
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CImage* Clone() const
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{
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CImage* pRet = new CImage();
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pRet->CopyFrom(this);
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return pRet;
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}
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void Create(const WCHAR *filename);
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void CreateFromImageStudio(const WCHAR* filename);
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void CopyFrom(const CImage *pSource);
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void Destroy();
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};
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//---------------------------------------------------------------------------
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// Information about image pixel data
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//---------------------------------------------------------------------------
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class CBitmapData
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{
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public:
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UINT Width;
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UINT Height;
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LONG Stride;
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PixelFormat PixelFormat;
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void* Scan0;
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UINT_PTR Reserved;
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};
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class CBitmap : public CImage
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{
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public:
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CBitmap(LONG width, LONG height, PixelFormat format = PixelFormat32bppARGB) : CImage()
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{
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assert(format == PixelFormat32bppARGB);
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if(width <= 0 || height <= 0)
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{
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m_Status=InvalidParameter;
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return;
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}
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LONG lSize = 4 * width * height;
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m_pImgData = (BYTE*)ap_malloc16(lSize);
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assert(m_pImgData);
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if (m_pImgData)
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{
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memset(m_pImgData, 0, lSize);
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m_dwWidth = width;
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m_dwHeight = height;
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m_nStride = 4 * m_dwWidth;
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m_Status = Ok;
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}
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}
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CBitmap(LONG width, LONG height, LONG stride, PixelFormat format, BYTE* scan0) : CImage()
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{
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assert(format == PixelFormat32bppARGB);
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assert(scan0);
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//Warning! This is not Gdiplus behavior; it returns Ok!
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if(width <= 0 || height <= 0 || stride == 0)
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{
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m_Status = InvalidParameter;
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return;
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}
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m_bExternalBuffer = true;
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if (stride > 0)
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{
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m_pImgData = scan0;
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}
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else
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{
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m_pImgData = scan0 + (height - 1) * (-stride);
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}
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m_dwWidth = width;
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m_dwHeight = height;
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m_nStride = stride;
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m_Status = Ok;
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}
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CBitmap(HBITMAP hbm, HPALETTE hpal) : CImage()
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{
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Create(hbm, hpal);
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}
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CBitmap(HINSTANCE hInstance, const WCHAR* bitmapName) : CImage()
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{
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HBITMAP hBMRes = ::LoadBitmapW(hInstance, bitmapName);
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if (hBMRes)
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{
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Create(hBMRes, NULL);
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::DeleteObject(hBMRes);
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}
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}
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CBitmap(const WCHAR *filename) : CImage(filename)
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{
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}
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~CBitmap()
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{
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}
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static inline CBitmap* FromHBITMAP(HBITMAP hbm, HPALETTE hpal) { return new CBitmap(hbm, hpal); }
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void LockBits(const RectF* rect, PixelFormat format, CBitmapData* lockedBitmapData)
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{
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// <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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return;
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}
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protected:
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CBitmap() : CImage(NULL) { assert(FALSE); }
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void Create(HBITMAP hbm, HPALETTE hpal)
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{
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Destroy();
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BITMAPINFO bi;
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bool b32bitImg = false;
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//Step 1
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memset(&bi, 0, sizeof(BITMAPINFO));
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bi.bmiHeader.biSize=sizeof(BITMAPINFOHEADER);
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HDC hdc=::GetDC(NULL);
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int nChk=GetDIBits(hdc, // handle to device context
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hbm, // handle to bitmap
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0, // first scan line to set in destination bitmap
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1, // number of scan lines to copy
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NULL, // address of array for bitmap bits
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&bi, // address of structure with bitmap data
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DIB_RGB_COLORS // RGB or palette index
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);
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if (!nChk || bi.bmiHeader.biWidth <= 0 || bi.bmiHeader.biHeight <=0 )
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return;
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if(bi.bmiHeader.biBitCount == 32 && bi.bmiHeader.biCompression == BI_RGB)
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b32bitImg = true;
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//Step 2
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m_dwWidth = bi.bmiHeader.biWidth;
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m_dwHeight = bi.bmiHeader.biHeight;
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m_bExternalBuffer = false;
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m_pImgData = (BYTE*)ap_malloc16(4 * m_dwWidth * m_dwHeight);
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memset(&bi, 0, sizeof(BITMAPINFO));
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bi.bmiHeader.biSize=sizeof(BITMAPINFOHEADER);
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bi.bmiHeader.biWidth = m_dwWidth; // fill in width from parameter
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bi.bmiHeader.biHeight = -int(m_dwHeight); // fill in height from parameter
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bi.bmiHeader.biPlanes = 1; // must be 1
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bi.bmiHeader.biBitCount = 32; // from parameter
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bi.bmiHeader.biCompression = BI_RGB;
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bi.bmiHeader.biSizeImage = m_dwWidth * m_dwHeight * 4;
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//bi.bmiHeader.biXPelsPerMeter = 0;
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//bi.bmiHeader.biYPelsPerMeter = 0;
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//bi.bmiHeader.biClrUsed = 0;
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//bi.bmiHeader.biClrImportant = 0;
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nChk=GetDIBits(hdc, // handle to device context
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hbm, // handle to bitmap
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0, // first scan line to set in destination bitmap
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m_dwHeight, // number of scan lines to copy
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m_pImgData, // address of array for bitmap bits
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&bi, // address of structure with bitmap data
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DIB_RGB_COLORS // RGB or palette index
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);
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//Opaque Alpha!
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if(!b32bitImg)
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{
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DWORD dwSize = m_dwWidth * m_dwHeight;
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DWORD* pData = (DWORD*)m_pImgData;
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for (DWORD i = 0; i < dwSize; i++)
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{
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pData[i] |= 0xFF000000;
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}
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}
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m_Status=Ok;
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::ReleaseDC(NULL, hdc);
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}
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};
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class CSVGImage
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{
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friend class CGraphics;
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agg::svg::dom_storage m_storage;
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agg::svg::dom_storage::map_type m_id2elem_map;
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agg::svg::global_settings m_settings;
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agg::svg::attributes m_attributes;
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agg::svg::attributes_map m_attr_map;
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agg::svg::pipeline m_pipeline;
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agg::svg::gradient_lut_cache m_gradient_lut_cache;
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void indexation()
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{
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agg::svg::indexation_interpreter consumer(m_id2elem_map);
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m_storage.traverse(consumer);
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m_id2elem_map.sort_state(agg::svg::on);
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}
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void reset()
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{
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m_id2elem_map.clear();
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m_attributes.clear();
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}
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public:
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CSVGImage() : m_attributes(m_settings)
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{
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}
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~CSVGImage()
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{
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Clear();
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}
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void Clear()
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{
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m_storage.clear();
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reset();
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}
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bool Open(const WCHAR *filename)
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{
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if(!filename)
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return false;
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m_attributes.initial_zoom();
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m_storage.clear();
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reset();
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agg::svg::parser p(m_storage, m_attr_map);
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p.parse(filename);
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indexation();
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return true;
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}
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};
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} |