diff options
Diffstat (limited to 'src/VOIMAGE.CPP')
| -rw-r--r-- | src/VOIMAGE.CPP | 281 |
1 files changed, 0 insertions, 281 deletions
diff --git a/src/VOIMAGE.CPP b/src/VOIMAGE.CPP deleted file mode 100644 index 230d707..0000000 --- a/src/VOIMAGE.CPP +++ /dev/null @@ -1,281 +0,0 @@ -//-------------------------------------------------------------------
-// VOImage implementation
-//-------------------------------------------------------------------
-//
-// Copyright ©2000 Virtual Office Systems Incorporated
-// All Rights Reserved
-//
-// This code may be used in compiled form in any way you desire. This
-// file may be redistributed unmodified by any means PROVIDING it is
-// not sold for profit without the authors written consent, and
-// providing that this notice and the authors name is included.
-//
-// This code can be compiled, modified and distributed freely, providing
-// that this copyright information remains intact in the distribution.
-//
-// This code may be compiled in original or modified form in any private
-// or commercial application.
-//
-// This file is provided "as is" with no expressed or implied warranty.
-// The author accepts no liability for any damage, in any form, caused
-// by this code. Use it at your own risk.
-//-------------------------------------------------------------------
-
-#include "stdafx.h"
-
-#include "VOImage.h"
-
-#ifdef _DEBUG
-#undef THIS_FILE
-static char THIS_FILE[]=__FILE__;
-#define new DEBUG_NEW
-#endif
-
-//////////////////////////////////////////////////////////////////////
-// Construction/Destruction
-//////////////////////////////////////////////////////////////////////
-
-HDC CVOImage::g_hdc;
-int CVOImage::g_iScale = 100;
-int CVOImage::g_iMaxWidth = 10000;
-int CVOImage::g_iMaxHeight = 10000;
-BOOL CVOImage::g_bStretchBlt = FALSE;
-
-CVOImage::CVOImage()
-{
- m_hbitmap = 0;
-}
-
-CVOImage::~CVOImage()
-{
- if(m_hbitmap)
- DeleteObject(m_hbitmap);
-}
-
-BOOL CVOImage::Load(HDC hdc, LPCTSTR pcszFileName)
-{
- if(m_hbitmap)
- DeleteObject(m_hbitmap);
-
- if(!g_hdc)
- g_hdc = CreateCompatibleDC(hdc);
-
- HRESULT hr;
- BYTE szBuffer[1024] = {0};
- HANDLE hFile = INVALID_HANDLE_VALUE;
-
- DecompressImageInfo dii;
-
- hFile = CreateFile(pcszFileName, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL );
- if (hFile == INVALID_HANDLE_VALUE)
- return FALSE;
-
- // Fill in the 'DecompressImageInfo' structure
- dii.dwSize = sizeof( DecompressImageInfo ); // Size of this structure
- dii.pbBuffer = szBuffer; // Pointer to the buffer to use for data
- dii.dwBufferMax = 1024; // Size of the buffer
- dii.dwBufferCurrent = 0; // The amount of data which is current in the buffer
- dii.phBM = &m_hbitmap; // Pointer to the bitmap returned (can be NULL)
- dii.ppImageRender = NULL; // Pointer to an IImageRender object (can be NULL)
- dii.iBitDepth = GetDeviceCaps(hdc,BITSPIXEL); // Bit depth of the output image
- dii.lParam = ( LPARAM ) hFile; // User parameter for callback functions
- dii.hdc = g_hdc; // HDC to use for retrieving palettes
- dii.iScale = g_iScale; // Scale factor (1 - 100)
- dii.iMaxWidth = g_iMaxWidth; // Maximum width of the output image
- dii.iMaxHeight = g_iMaxHeight; // Maxumum height of the output image
- dii.pfnGetData = GetImageData; // Callback function to get image data
- dii.pfnImageProgress = ImageProgress; // Callback function to notify caller of progress decoding the image
- dii.crTransparentOverride = ( UINT ) -1; // If this color is not (UINT)-1, it will override the
- // transparent color in the image with this color. (GIF ONLY)
-
- // Process and decompress the image data
- hr = DecompressImageIndirect( &dii );
-
- // Clean up
- CloseHandle( hFile );
-
- BITMAP bmp;
-
- GetObject(m_hbitmap, sizeof(BITMAP), &bmp);
-
- m_dwWidth = bmp.bmWidth;
- m_dwHeight = bmp.bmHeight;
-
- return TRUE;
-}
-
-HBITMAP CVOImage::Copy()
-{
- BITMAP bm, bmNew;
- HBITMAP hNew;
-
- SelectObject(g_hdc, m_hbitmap);
-
- ::GetObject(m_hbitmap, sizeof(BITMAP), &bm);
-
- HDC hdc = CreateCompatibleDC(g_hdc);
- hNew = CreateCompatibleBitmap(g_hdc, bm.bmWidth, bm.bmHeight);
- SelectObject(hdc, hNew);
-
- if(BitBlt(hdc, 0, 0, bm.bmWidth, bm.bmHeight, g_hdc, 0, 0, SRCCOPY))
- {
- HBITMAP hPrev = (HBITMAP) ::GetObject(hNew, sizeof(BITMAP), &bmNew);
-
- ::SelectObject(hdc, hPrev);
- }
-
- DeleteDC(hdc);
- return hNew;
-}
-
-BOOL CVOImage::Draw(HDC hdc, int x, int y, int cx, int cy)
-{
- BITMAP bmp;
- HGDIOBJ hOldBitmap;
-
- g_bStretchBlt = !(cx == -1 && cy == -1);
- hOldBitmap = SelectObject(g_hdc, m_hbitmap);
- GetObject(m_hbitmap, sizeof(BITMAP), &bmp);
-
- if (g_bStretchBlt)
- {
- // Stretch to fit
- StretchBlt(hdc, x , y, cx, cy, g_hdc,0,0,bmp.bmWidth,bmp.bmHeight,SRCCOPY );
- }
- else
- {
- BitBlt(hdc, x, y, bmp.bmWidth, bmp.bmHeight, g_hdc,0,0,SRCCOPY );
- }
-
- SelectObject(g_hdc, hOldBitmap);
-
- return TRUE;
-}
-
-DWORD CVOImage::GetHeight()
-{
- return m_dwHeight;
-}
-
-DWORD CVOImage::GetWidth()
-{
- return m_dwWidth;
-}
-
-BOOL CVOImage::SetBitmap(HDC hdc, DWORD dwResourceID, LPCTSTR pcszClass, HMODULE hModule)
-{
- if(!g_hdc)
- g_hdc = CreateCompatibleDC(hdc);
-
- HRESULT hr;
- BYTE szBuffer[1024] = {0};
- DecompressImageInfo dii;
-
- CVOResource res(hModule, dwResourceID, pcszClass);
-
- if(!res.IsLoaded())
- return FALSE;
-
- res.SetUserData(0); // Use this for the current resource offset
-
- // Fill in the 'DecompressImageInfo' structure
- dii.dwSize = sizeof( DecompressImageInfo ); // Size of this structure
- dii.pbBuffer = szBuffer; // Pointer to the buffer to use for data
- dii.dwBufferMax = 1024; // Size of the buffer
- dii.dwBufferCurrent = 0; // The amount of data which is current in the buffer
- dii.phBM = &m_hbitmap; // Pointer to the bitmap returned (can be NULL)
- dii.ppImageRender = NULL; // Pointer to an IImageRender object (can be NULL)
- dii.iBitDepth = GetDeviceCaps(hdc,BITSPIXEL); // Bit depth of the output image
- dii.lParam = ( LPARAM ) &res; // User parameter for callback functions
- dii.hdc = g_hdc; // HDC to use for retrieving palettes
- dii.iScale = g_iScale; // Scale factor (1 - 100)
- dii.iMaxWidth = g_iMaxWidth; // Maximum width of the output image
- dii.iMaxHeight = g_iMaxHeight; // Maxumum height of the output image
- dii.pfnGetData = GetImageResourceData; // Callback function to get image data
- dii.pfnImageProgress = ImageProgress; // Callback function to notify caller of progress decoding the image
- dii.crTransparentOverride = ( UINT ) -1; // If this color is not (UINT)-1, it will override the
- // transparent color in the image with this color. (GIF ONLY)
- // Process and decompress the image data
- hr = DecompressImageIndirect( &dii );
-
- BITMAP bmp;
-
- GetObject(m_hbitmap, sizeof(BITMAP), &bmp);
-
- m_dwWidth = bmp.bmWidth;
- m_dwHeight = bmp.bmHeight;
-
- return TRUE;
-}
-
-DWORD CALLBACK CVOImage::GetImageData(LPSTR szBuffer, DWORD dwBufferMax, LPARAM lParam )
-{
- DWORD dwNumberOfBytesRead;
-
- if ( (HANDLE)lParam == INVALID_HANDLE_VALUE )
- return 0;
-
- ReadFile( (HANDLE)lParam, szBuffer, dwBufferMax, &dwNumberOfBytesRead, NULL );
-
- // Return number of bytes read
- return dwNumberOfBytesRead;
-}
-
-DWORD CALLBACK CVOImage::GetImageResourceData(LPSTR szBuffer, DWORD dwBufferMax, LPARAM lParam)
-{
- DWORD dwNumberOfBytesToRead = dwBufferMax;
- CVOResource* pRes = (CVOResource*) lParam;
-
- if(!pRes)
- return 0;
-
- DWORD dwResourceOffset = pRes->GetUserData();
-
- if(dwResourceOffset + dwNumberOfBytesToRead > pRes->GetSize() )
- dwNumberOfBytesToRead = pRes->GetSize() - dwResourceOffset;
-
- memmove(szBuffer, pRes->GetData() + dwResourceOffset, dwNumberOfBytesToRead);
-
- pRes->SetUserData(dwResourceOffset + dwNumberOfBytesToRead);
- return dwNumberOfBytesToRead; // return amount read
-}
-
-void CALLBACK CVOImage::ImageProgress(IImageRender *pRender, BOOL bComplete, LPARAM lParam )
-{
- if( bComplete )
- {
- ;// (Optional) add code here for completion processing
- }
-}
-
-BOOL CVOImage::IsLoaded()
-{
- return (m_hbitmap != 0);
-}
-
-CVOResource::CVOResource(HMODULE hModule, DWORD dwResourceID, LPCTSTR pcszClass)
-{
- m_dwSize = 0;
- m_hGlobal = 0;
- m_pData = 0;
-
- m_hrsrc = FindResource(hModule, (LPCWSTR)dwResourceID, pcszClass);
-
- if(m_hrsrc == 0)
- return;
-
- m_dwSize = SizeofResource(hModule, m_hrsrc);
- m_hGlobal = LoadResource(hModule, m_hrsrc);
- m_pData = (PBYTE) LockResource(m_hGlobal);
-}
-
-CVOResource::~CVOResource()
-{
- if(m_hGlobal)
- DeleteObject(m_hGlobal);
-}
-
-BOOL CVOResource::IsLoaded()
-{
- return (m_pData != NULL);
-}
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