BOOL CSonicImage::Load(HGLOBAL hGlobal, DWORD dwSize)
{
if(m_gif.LoadGif(hGlobal, dwSize) == 1)
{
if(PrepareMemDC(m_gif.GetWidth(), m_gif.GetHeight()) == FALSE)
{
m_gif.Clear();
return FALSE;
}
m_gif.Draw(m_Dib.GetSafeHdc());
}
else
{
BYTE * pData = (BYTE *)GlobalLock(hGlobal);
CxImage img;
img.Decode(pData, dwSize, 0);
GlobalUnlock(hGlobal);
if(PrepareMemDC(img.GetWidth(), img.GetHeight()) == FALSE)
{
img.Clear();
return FALSE;
}
if(!img.AlphaIsValid())
{
img.Draw(m_Dib.GetSafeHdc());
CSSE::DoOr(0xff000000, m_Dib.GetBits(), m_Dib.GetSize());
}
else
{
if(img.GetBpp() != 24)
{
img.Clear();
return FALSE;
}
BYTE * pSrc = img.GetBits();
BYTE * pAlpha = img.AlphaGetBits();
BYTE * pMyBits = m_Dib.GetBits();
int nLineTail = m_nWidth % 4;
for(int i = 0; i < m_nHeight; i++)
{
for(int j = 0; j < m_nWidth; j++)
{
*pMyBits++ = *pSrc++;
*pMyBits++ = *pSrc++;
*pMyBits++ = *pSrc++;
*pMyBits++ = *pAlpha++;
}
pSrc += nLineTail;
}
EnableAlphaChannel();
}
img.Clear();
}
return TRUE;
}
void CCaptchaGenerator::ReGenerateCaptcha(uint32 nLetterCount)
{
Clear();
CxImage* pimgResult = new CxImage(nLetterCount > 1 ? (LETTERSIZE + (nLetterCount-1)*CROWDEDSIZE) : LETTERSIZE, 32, 1, CXIMAGE_FORMAT_BMP);
pimgResult->SetPaletteColor(0, 255, 255, 255);
pimgResult->SetPaletteColor(1, 0, 0, 0, 0);
pimgResult->Clear();
CxImage imgBlank(LETTERSIZE, LETTERSIZE, 1, CXIMAGE_FORMAT_BMP);
imgBlank.SetPaletteColor(0, 255, 255, 255);
imgBlank.SetPaletteColor(1, 0, 0, 0, 0);
imgBlank.Clear();
for (uint32 i = 0; i < nLetterCount; i++) {
CxImage imgLetter(imgBlank);
CString strLetter(schCaptchaContent[GetRandomUInt16() % ARRSIZE(schCaptchaContent)]);
m_strCaptchaText += strLetter;
uint16 nRandomSize = GetRandomUInt16() % 10;
uint16 nRandomOffset = 3 + GetRandomUInt16() % 11;
imgLetter.DrawString(NULL, nRandomOffset, 32, strLetter, imgLetter.RGBtoRGBQUAD(RGB(0, 0, 0)), _T("Arial"), 40 - nRandomSize, 1000);
//imgLetter.DrawTextA(NULL, nRandomOffset, 32, strLetter, imgLetter.RGBtoRGBQUAD(RGB(0, 0, 0)), "Arial", 40 - nRandomSize, 1000);
float fRotate = (float)(35 - (GetRandomUInt16() % 70));
imgLetter.Rotate2(fRotate, NULL, CxImage::IM_BILINEAR, CxImage::OM_BACKGROUND, 0, false, true);
uint32 nOffset = i * CROWDEDSIZE;
ASSERT( imgLetter.GetHeight() == pimgResult->GetHeight() && pimgResult->GetWidth() >= nOffset + imgLetter.GetWidth() );
for (uint32 j = 0; j < imgLetter.GetHeight(); j++)
for (uint32 k = 0; k < imgLetter.GetWidth(); k++)
if (pimgResult->GetPixelIndex(nOffset + k, j) != 1)
pimgResult->SetPixelIndex(nOffset + k, j, imgLetter.GetPixelIndex(k, j));
}
pimgResult->Jitter(1);
//pimgResult->Save("D:\\CaptchaTest.bmp", CXIMAGE_FORMAT_BMP);
m_pimgCaptcha = pimgResult;
}
BOOL CSonicImage::Rotate(int nAngle, POINT * pScout /* = NULL */)
{
if(m_Dib.IsValid() == FALSE)
{
return FALSE;
}
nAngle = abs(nAngle) % 360;
int nBitX = nAngle <= 180 ? 1 : 0;
int nBitY = nAngle > 90 && nAngle <= 270 ? 1 : 0;
int nSrcW = m_nWidth;
int nSrcH = m_nHeight;
const int nBytePixel = 4;
BYTE * pSrc = m_Dib.GetBits();
int nNewX = (nSrcW - nBitX) >> 1;
int nNewY = (nSrcH - nBitY) >> 1;
double m1 = -nSrcW / 2.0f;
double m2 = nSrcW / 2.0f;
double n1 = nSrcH / 2.0f;
double n2 = -nSrcH / 2.0f;
POINT pt1 = {(int)(m1 * COS(nAngle) + n1 * SIN(nAngle)) >> 10, (int)(-m1 * SIN(nAngle) + n1 * COS(nAngle)) >> 10};
POINT pt2 = {(int)(m2 * COS(nAngle) + n1 * SIN(nAngle)) >> 10, (int)(-m2 * SIN(nAngle) + n1 * COS(nAngle)) >> 10};
POINT pt3 = {(int)(m2 * COS(nAngle) + n2 * SIN(nAngle)) >> 10, (int)(-m2 * SIN(nAngle) + n2 * COS(nAngle)) >> 10};
POINT pt4 = {(int)(m1 * COS(nAngle) + n2 * SIN(nAngle)) >> 10, (int)(-m1 * SIN(nAngle) + n2 * COS(nAngle)) >> 10};
int i, j, x1, y1, x11, y11;
i = abs(pt3.x - pt1.x);
j = abs(pt4.x - pt2.x);
int nDestW = max(i, j);
i = abs(pt3.y - pt1.y);
j = abs(pt4.y - pt2.y);
int nDestH = max(i, j);
m_nWidth = nDestW;
m_nHeight = nDestH;
HBITMAP hBmp = NULL;
m_Dib.Resize(m_nWidth, m_nHeight, &hBmp);
BYTE * pDest = m_Dib.GetBits();
int temp;
int nOriginX = nDestW >> 1;
int nOriginY = nDestH >> 1;
for(i = 0; i < nDestH; i++)
{
for(j = 0; j < nDestW; j++)
{
x1 = j - nOriginX;
y1 = nOriginY - i;
temp = (x1 * COS(nAngle) + y1 * SIN(nAngle)) >> 10;
x11 = temp + nNewX;
temp = (-x1 * SIN(nAngle) + y1 * COS(nAngle)) >> 10;
y11 = nNewY - temp;
if(x11 >= 0 && x11 < nSrcW && y11 >= 0 && y11 < nSrcH)
{
COLORREF color = *(DWORD *)(pSrc + (nSrcW * nBytePixel * y11) + x11 * nBytePixel);
*(DWORD *)(pDest + i * nBytePixel * nDestW + j * nBytePixel) = color;
}
}
}
if(hBmp)
{
DeleteObject(hBmp);
}
if(pScout)
{
x1 = pScout->x - nNewX;
y1 = nNewY - pScout->y;
nAngle = 360 - nAngle;
x11 = (x1 * COS(nAngle) + y1 * SIN(nAngle)) >> 10;
x11 = x11 + nOriginX;
y11 = (-x1 * SIN(nAngle) + y1 * COS(nAngle)) >> 10;
y11 = nOriginY - y11;
pScout->x = x11;
pScout->y = y11;
}
EnableAlphaChannel(FALSE);
return TRUE;
}
BOOL CSonicImage::SaveAsFile(LPCTSTR lpszFileName, enImageType imgType, int nQuality /* = 0 */)
{
if(m_Dib.IsValid() == FALSE)
{
return FALSE;
}
CxImage img;
if(img.CreateFromHBITMAP(m_Dib.GetHBitmap()) == FALSE)
{
return FALSE;
}
if(IsAlphaChannelValid()
&& (imgType == IMAGE_TYPE_BMP
|| imgType == IMAGE_TYPE_PNG
|| imgType == IMAGE_TYPE_TGA
|| imgType == IMAGE_TYPE_ICO))
{
img.AlphaCreate();
for(int i = 0; i < m_nHeight; i++)
{
for(int j = 0; j < m_nWidth; j++)
{
BYTE bAlpha = *(m_Dib.GetBits() + i * m_nWidth * 4 + j * 4 + 3);
img.AlphaSet(j, i, bAlpha);
}
}
}
DWORD dwType = 0;
switch (imgType)
{
case IMAGE_TYPE_BMP:
dwType = CXIMAGE_FORMAT_BMP;
break;
case IMAGE_TYPE_JPEG:
dwType = CXIMAGE_FORMAT_JPG;
nQuality = nQuality ? nQuality : DEFAULT_JPEG_QULITY;
img.SetJpegQuality(nQuality);
break;
case IMAGE_TYPE_TGA:
dwType = CXIMAGE_FORMAT_TGA;
break;
case IMAGE_TYPE_PNG:
dwType = CXIMAGE_FORMAT_PNG;
break;
case IMAGE_TYPE_ICO:
dwType = CXIMAGE_FORMAT_ICO;
break;
}
CString strPath = lpszFileName;
int nFind1 = strPath.ReverseFind(_T('\\'));
int nFind2 = strPath.ReverseFind(_T('/'));
int nFind = max(nFind1, nFind2);
if(nFind != -1)
{
strPath = strPath.Left(nFind);
if(PathFileExists(strPath) == FALSE)
{
SHCreateDirectoryEx(NULL, strPath, NULL);
}
}
#ifdef _UNICODE
USES_CONVERSION;
if(img.Save(W2A(lpszFileName), dwType) == FALSE)
{
return FALSE;
}
#else
if(img.Save(lpszFileName, dwType) == FALSE)
{
return FALSE;
}
#endif
img.Clear();
return TRUE;
}
BOOL CSonicImage::Gray()
{
if(m_Dib.IsValid() == FALSE)
{
return FALSE;
}
int nSrcSize = m_nWidth * m_nHeight * 4;
CSSE::DoGray(m_Dib.GetBits(), nSrcSize);
return TRUE;
}
HRGN CSonicImage::CreateRgn(DWORD dwColorKey /* = DEFAULT_COLOR_KEY */, int x /* = 0 */, int y /* = 0 */, RECT * pRtSrc /* = NULL */, BOOL bReverse /* = FALSE */)
{
if(m_Dib.IsValid() == FALSE)
{
return FALSE;
}
int nBytePixel = 4;
BYTE * pSrc = m_Dib.GetBits();
CRect rtSrc(0, 0, m_nWidth, m_nHeight);
if(pRtSrc)
{
rtSrc = *pRtSrc;
}
int nLeftx = -1;
HRGN hAll = CreateRectRgn(x, y, x + rtSrc.Width(), y + rtSrc.Height());
for(int i = rtSrc.top; i < rtSrc.bottom; i++)
{
for(int j = rtSrc.left; j < rtSrc.right; j++)
{
DWORD dwColor = *(DWORD *)(pSrc + (i * m_nWidth * nBytePixel) + j * nBytePixel);
if(!bReverse)
{
if(EQUAL_24COLOR(dwColor, dwColorKey) && nLeftx < 0)
{
nLeftx = j;
}
if(nLeftx >= 0 && (!EQUAL_24COLOR(dwColor, dwColorKey) || j + 1 == rtSrc.right))
{
if(EQUAL_24COLOR(dwColor, dwColorKey) && j + 1 == rtSrc.right)j++;
HRGN hTemp = CreateRectRgn(x + nLeftx - rtSrc.left, y + i - rtSrc.top, x + j - rtSrc.left, y + i + 1 - rtSrc.top);
CombineRgn(hAll, hAll, hTemp, RGN_XOR);
DeleteObject(hTemp);
nLeftx = -1;
}
}
else
{
if(!EQUAL_24COLOR(dwColor, dwColorKey) && nLeftx < 0)
{
nLeftx = j;
}
if(nLeftx >= 0 && (EQUAL_24COLOR(dwColor, dwColorKey) || j + 1 == rtSrc.right))
{
if(!EQUAL_24COLOR(dwColor, dwColorKey) && j + 1 == rtSrc.right)j++;
HRGN hTemp = CreateRectRgn(x + nLeftx - rtSrc.left, y + i - rtSrc.top, x + j - rtSrc.left, y + i + 1 - rtSrc.top);
CombineRgn(hAll, hAll, hTemp, RGN_XOR);
DeleteObject(hTemp);
nLeftx = -1;
}
}
}
}
return hAll;
}
BOOL CSonicImage::IsAlphaChannelValid()
{
return m_bAlphaChannel;
}
BOOL CSonicImage::EnableAlphaChannel(BOOL bModifyRgb /* = TRUE */)
{
if(m_bAlphaChannel)
{
return FALSE;
}
if(m_Dib.IsValid() == FALSE)
{
return FALSE;
}
m_bAlphaChannel = TRUE;
if(bModifyRgb)
{
int nSrc = m_nWidth * m_nHeight;
DWORD * pSrc = (DWORD *)m_Dib.GetBits();
for(int i = 0; i < nSrc; i++)
{
CSSE::AdjustAlpha(*pSrc);
pSrc++;
}
}
return TRUE;
}
DWORD CSonicImage::GetPixel(int x, int y)
{
if(m_Dib.IsValid() == FALSE)
{
return 0;
}
if(y < 0 || y >= m_nHeight)
{
return 0;
}
if(x < 0 || x >= m_nWidth)
{
return 0;
}
return *(DWORD *)(m_Dib.GetBits() + (m_nHeight - y - 1) * m_nWidth * 4 + x * 4);
}
BOOL CSonicImage::SetPixel(int x, int y, DWORD dwColor)
{
if(m_Dib.IsValid() == FALSE)
{
return 0;
}
if(IsAlphaChannelValid())
{
CSSE::AdjustAlpha(dwColor);
}
else
{
dwColor |= 0xff000000;
}
if(y < 0 || y >= m_nHeight)
{
return 0;
}
if(x < 0 || x >= m_nWidth)
{
return 0;
}
*(DWORD *)(m_Dib.GetBits() + (m_nHeight - y - 1) * m_nWidth * 4 + x * 4) = dwColor;
return TRUE;
}
BYTE * CSonicImage::GetBits()
{
return m_Dib.GetBits();
}
BOOL CSonicImage::Init()
{
double radiant;
for(int i = 0; i < 361; i++)
{
radiant = (i * PAI) / 180;
double temp = sin(radiant) * 1024;
Trigonometry[i][0] = ROUND(temp);
temp = cos(radiant) * 1024;
Trigonometry[i][1] = ROUND(temp);
}
return TRUE;
}
BOOL CSonicImage::SetBitsToDevice(HDC hdc, int x /* = 0 */, int y /* = 0 */)
{
return SetDIBitsToDevice(hdc, x, y, m_nWidth, m_nHeight, 0, 0, 0, m_nHeight, m_Dib.GetBits(), m_Dib.GetBitmapInfo(), DIB_RGB_COLORS) != 0;
}
RECT CSonicImage::CalculateRectByDrawParam(int x, int y, const DRAW_PARAM * pDp, RECT * pSrc /* = NULL */)
{
CRect rtSrc, rtDest;
int cx = m_nWidth;
int cy = m_nHeight;
if(pDp && (pDp->dwMask & DP_SRC_CLIP))
{
rtSrc = pDp->rtSrc;
}
else
{
rtSrc.SetRect(0, 0, m_nWidth, m_nHeight);
}
cx = rtSrc.Width();
cy = rtSrc.Height();
if(pDp)
{
if(pDp->dwMask & DP_SCALE)
{
cx = (int)(rtSrc.Width() * pDp->fScaleX);
cy = (int)(rtSrc.Height() * pDp->fScaleY);
}
if(pDp->dwMask & DP_DEST_LIMIT)
{
cx = pDp->cx;
cy = pDp->cy;
}
if(pDp->dwMask & DP_TILE)
{
cx = pDp->nTileLength;
}
if(pDp->dwMask & DP_VER_TILE)
{
cy = pDp->nTileLength;
}
}
rtDest.SetRect(x, y, x + cx, y + cy);
if(pSrc)
{
*pSrc = rtSrc;
}
return rtDest;
}
BOOL CSonicImage::SetColorKey(DWORD dwColor)
{
if(IsAlphaChannelValid())
{
return FALSE;
}
CSSE::SetColorKey(m_Dib.GetBits(), m_Dib.GetSize(), dwColor);
EnableAlphaChannel(FALSE);
return TRUE;
}
BOOL CSonicImage::Load(HDC hdc, int x, int y, int cx, int cy, BOOL bAlphaChannel /* = FALSE */)
{
Clear();
BITMAP bmp;
GetObject((HBITMAP)GetCurrentObject(hdc, OBJ_BITMAP), sizeof(bmp), &bmp);
if(bmp.bmType != 0 || bmp.bmPlanes != 1)
{
return FALSE;
}
if(bmp.bmBitsPixel != 32)
{
return FALSE;
}
if(PrepareMemDC(cx, cy) == FALSE)
{
return FALSE;
}
BitBlt(m_Dib.GetSafeHdc(), 0, 0, cx, cy, hdc, x, y, SRCCOPY);
if(bAlphaChannel)
{
EnableAlphaChannel(FALSE);
CSSE::DoOr(0xff000000, m_Dib.GetBits(), m_Dib.GetSize());
}
return TRUE;
}
BOOL CSonicImage::Create(int cx, int cy, DWORD dwColor /* = 0 */, BOOL bWithAlpha /* = FALSE */)
{
if(PrepareMemDC(cx, cy) == FALSE)
{
return FALSE;
}
if(bWithAlpha)
{
CSSE::AdjustAlpha(dwColor);
EnableAlphaChannel(FALSE);
}
if(dwColor)
{
Flush(dwColor);
}
return TRUE;
}
BOOL CSonicImage::Flush(DWORD dwColor)
{
if(m_Dib.IsValid() == FALSE)
{
return FALSE;
}
CSSE::MemSetDWord(m_Dib.GetBits(), dwColor, m_Dib.GetSize());
return TRUE;
}
BOOL CSonicImage::SetHsl(int h /* = -1 */, int s /* = -1 */, int l /* = -1 */)
{
if(IsValid() == FALSE)
{
return FALSE;
}
CSSE::SetHSL(m_Dib.GetBits(), m_Dib.GetSize(), h, s, l);
return TRUE;
}
BOOL CSonicImage::MirrorX()
{
if(IsValid() == FALSE)
{
return FALSE;
}
CSSE::MirrorX(m_Dib.GetBits(), m_nWidth, m_nHeight);
return TRUE;
}
BOOL CSonicImage::MirrorY()
{
if(IsValid() == FALSE)
{
return FALSE;
}
CSSE::MirrorY(m_Dib.GetBits(), m_nWidth, m_nHeight);
return TRUE;
}
BOOL CSonicImage::Stretch(int cx, int cy)
{
if(IsValid() == FALSE)
{
return FALSE;
}
if(cx == m_nWidth && cy == m_nHeight)
{
return TRUE;
}
CSonicImage * pImg = (CSonicImage *)g_UI.CreateImage();
pImg->CloneFrom(this);
PrepareMemDC(cx, cy);
CSSE::Stretch(pImg->m_Dib.GetBits(), pImg->GetWidth(), pImg->GetHeight(), m_Dib.GetBits(), cx, cy);
g_UI.DestroyObject(pImg);
return TRUE;
}
BOOL CSonicImage::Extend(int cx /* = 0 */, int cy /* = 0 */)
{
if(IsValid() == FALSE)
{
return FALSE;
}
cx = (cx == 0 ? m_nWidth : cx);
cy = (cy == 0 ? m_nHeight : cy);
CSonicImage * pImg = (CSonicImage *)g_UI.CreateImage();
pImg->CloneFrom(this);
PrepareMemDC(cx, cy);
for(int i = 0; i < cy; i += pImg->GetHeight())
{
for(int j = 0; j < cx; j += pImg->GetWidth())
{
pImg->SetBitsToDevice(m_Dib.GetSafeHdc(), j, i);
}
}
g_UI.DestroyObject(pImg);
return TRUE;
}
HDC CSonicImage::GetDC()
{
if(IsValid() == FALSE)
{
return NULL;
}
return m_Dib.GetSafeHdc();
}
BOOL CSonicImage::DestroyAlphaChannel()
{
if(IsValid() == FALSE)
{
return FALSE;
}
CSSE::DoAnd(0xffffff, (char *)m_Dib.GetBits(), m_Dib.GetSize());
return TRUE;
}
BOOL CSonicImage::SetAlphaChannel(BYTE bAlpha)
{
if(IsValid() == FALSE)
{
return FALSE;
}
CSSE::DoOr((bAlpha << 24), (char *)m_Dib.GetBits(), m_Dib.GetSize());
EnableAlphaChannel(FALSE);
return TRUE;
}
BOOL CSonicImage::Blur(int nType /* = 0 */)
{
if(IsValid() == FALSE)
{
return FALSE;
}
char * pTemp = new char[m_Dib.GetSize()];
CSSE::MemCopy(pTemp, m_Dib.GetBits(), m_Dib.GetSize());
int i, j;
DWORD * pSrc = (DWORD *)m_Dib.GetBits();
DWORD * pDest = (DWORD *)pTemp;
for(i = 1; i < m_Dib.GetHeight() - 1; i++)
{
for(j = 1; j < m_Dib.GetWidth() - 1; j++)
{
DWORD dw1 = *(pDest + i * m_Dib.GetWidth() + j);
DWORD dw2 = *(pDest + i * m_Dib.GetWidth() + j - 1);
DWORD dw3 = *(pDest + i * m_Dib.GetWidth() + j + 1);
DWORD dw4 = *(pDest + (i - 1) * m_Dib.GetWidth() + j);
DWORD dw5 = *(pDest + (i + 1) * m_Dib.GetWidth() + j);
DWORD dw6 = *(pDest + (i - 1) * m_Dib.GetWidth() + j - 1);
DWORD dw7 = *(pDest + (i - 1) * m_Dib.GetWidth() + j + 1);
DWORD dw8 = *(pDest + (i + 1) * m_Dib.GetWidth() + j - 1);
DWORD dw9 = *(pDest + (i + 1) * m_Dib.GetWidth() + j + 1);
char r, g, b;
r = g = b = 0;
switch (nType)
{
case 0:
{
// gauss blur
r = ((GetRValue(dw1) << 2) +
((GetRValue(dw2) +
GetRValue(dw3) +
GetRValue(dw4) +
GetRValue(dw5)) << 1) +
GetRValue(dw6) +
GetRValue(dw7) +
GetRValue(dw8) +
GetRValue(dw9)) >> 4;
g = ((GetGValue(dw1) << 2) +
((GetGValue(dw2) +
GetGValue(dw3) +
GetGValue(dw4) +
GetGValue(dw5)) << 1) +
GetGValue(dw6) +
GetGValue(dw7) +
GetGValue(dw8) +
GetGValue(dw9)) >> 4;
b = ((GetBValue(dw1) << 2) +
((GetBValue(dw2) +
GetBValue(dw3) +
GetBValue(dw4) +
GetBValue(dw5)) << 1) +
GetBValue(dw6) +
GetBValue(dw7) +
GetBValue(dw8) +
GetBValue(dw9)) >> 4;
}
break;
case 1:
{
// even blur
r = (GetRValue(dw1) +
GetRValue(dw2) +
GetRValue(dw3) +
GetRValue(dw4) +
GetRValue(dw5) +
GetRValue(dw6) +
GetRValue(dw7) +
GetRValue(dw8) +
GetRValue(dw9)) / 9;
g = (GetGValue(dw1) +
GetGValue(dw2) +
GetGValue(dw3) +
GetGValue(dw4) +
GetGValue(dw5) +
GetGValue(dw6) +
GetGValue(dw7) +
GetGValue(dw8) +
GetGValue(dw9)) / 9;
b = (GetBValue(dw1) +
GetBValue(dw2) +
GetBValue(dw3) +
GetBValue(dw4) +
GetBValue(dw5) +
GetBValue(dw6) +
GetBValue(dw7) +
GetBValue(dw8) +
GetBValue(dw9)) / 9;
}
break;
}
*(pSrc + i * m_Dib.GetWidth() + j) = (0xff000000 | RGB(r, g, b));
}
}
delete []pTemp;
return TRUE;
}
