diff options
Diffstat (limited to 'archive/hge/CxImage/ximawnd.cpp')
| -rw-r--r-- | archive/hge/CxImage/ximawnd.cpp | 1900 |
1 files changed, 1900 insertions, 0 deletions
diff --git a/archive/hge/CxImage/ximawnd.cpp b/archive/hge/CxImage/ximawnd.cpp new file mode 100644 index 0000000..7f23f8f --- /dev/null +++ b/archive/hge/CxImage/ximawnd.cpp @@ -0,0 +1,1900 @@ +// xImaWnd.cpp : Windows functions
+/* 07/08/2001 v1.00 - Davide Pizzolato - www.xdp.it
+ * CxImage version 7.0.0 31/Dec/2010
+ */
+
+#include "ximage.h"
+
+#include "ximaiter.h"
+#include "ximabmp.h"
+
+////////////////////////////////////////////////////////////////////////////////
+#if defined (_WIN32_WCE)
+
+#ifndef DEFAULT_GUI_FONT
+#define DEFAULT_GUI_FONT 17
+#endif
+
+#ifndef PROOF_QUALITY
+#define PROOF_QUALITY 2
+#endif
+
+struct DIBINFO : public BITMAPINFO
+{
+ RGBQUAD arColors[255]; // Color table info - adds an extra 255 entries to palette
+ operator LPBITMAPINFO() { return (LPBITMAPINFO) this; }
+ operator LPBITMAPINFOHEADER() { return &bmiHeader; }
+ RGBQUAD* ColorTable() { return bmiColors; }
+};
+
+int32_t BytesPerLine(int32_t nWidth, int32_t nBitsPerPixel)
+{
+ return ( (nWidth * nBitsPerPixel + 31) & (~31) ) / 8;
+}
+
+int32_t NumColorEntries(int32_t nBitsPerPixel, int32_t nCompression, uint32_t biClrUsed)
+{
+ int32_t nColors = 0;
+ switch (nBitsPerPixel)
+ {
+ case 1:
+ nColors = 2; break;
+ case 2:
+ nColors = 4; break; // winCE only
+ case 4:
+ nColors = 16; break;
+ case 8:
+ nColors =256; break;
+ case 24:
+ nColors = 0; break;
+ case 16:
+ case 32:
+ nColors = 3; break; // I've found that PocketPCs need this regardless of BI_RGB or BI_BITFIELDS
+ default:
+ ASSERT(FALSE);
+ }
+ // If biClrUsed is provided, and it is a legal value, use it
+ if (biClrUsed > 0 && biClrUsed <= (uint32_t)nColors)
+ return biClrUsed;
+
+ return nColors;
+}
+
+int32_t GetDIBits(
+ HDC hdc, // handle to DC
+ HBITMAP hbmp, // handle to bitmap
+ uint32_t uStartScan, // first scan line to set
+ uint32_t cScanLines, // number of scan lines to copy
+ LPVOID lpvBits, // array for bitmap bits
+ LPBITMAPINFO lpbi, // bitmap data buffer
+ uint32_t uUsage // RGB or palette index
+)
+{
+ uint32_t iColorTableSize = 0;
+
+ if (!hbmp)
+ return 0;
+
+ // Get dimensions of bitmap
+ BITMAP bm;
+ if (!::GetObject(hbmp, sizeof(bm),(LPVOID)&bm))
+ return 0;
+
+ //3. Creating new bitmap and receive pointer to it's bits.
+ HBITMAP hTargetBitmap;
+ void *pBuffer;
+
+ //3.1 Initilize DIBINFO structure
+ DIBINFO dibInfo;
+ dibInfo.bmiHeader.biBitCount = 24;
+ dibInfo.bmiHeader.biClrImportant = 0;
+ dibInfo.bmiHeader.biClrUsed = 0;
+ dibInfo.bmiHeader.biCompression = 0;
+ dibInfo.bmiHeader.biHeight = bm.bmHeight;
+ dibInfo.bmiHeader.biPlanes = 1;
+ dibInfo.bmiHeader.biSize = 40;
+ dibInfo.bmiHeader.biSizeImage = bm.bmHeight*BytesPerLine(bm.bmWidth,24);
+ dibInfo.bmiHeader.biWidth = bm.bmWidth;
+ dibInfo.bmiHeader.biXPelsPerMeter = 3780;
+ dibInfo.bmiHeader.biYPelsPerMeter = 3780;
+ dibInfo.bmiColors[0].rgbBlue = 0;
+ dibInfo.bmiColors[0].rgbGreen = 0;
+ dibInfo.bmiColors[0].rgbRed = 0;
+ dibInfo.bmiColors[0].rgbReserved = 0;
+
+ //3.2 Create bitmap and receive pointer to points into pBuffer
+ HDC hDC = ::GetDC(NULL);
+ ASSERT(hDC);
+ hTargetBitmap = CreateDIBSection(
+ hDC,
+ (const BITMAPINFO*)dibInfo,
+ DIB_RGB_COLORS,
+ (void**)&pBuffer,
+ NULL,
+ 0);
+
+ ::ReleaseDC(NULL, hDC);
+
+ //4. Copy source bitmap into the target bitmap.
+
+ //4.1 Create 2 device contexts
+ HDC memDc = CreateCompatibleDC(NULL);
+ if (!memDc) {
+ ASSERT(FALSE);
+ }
+
+ HDC targetDc = CreateCompatibleDC(NULL);
+ if (!targetDc) {
+ ASSERT(FALSE);
+ }
+
+ //4.2 Select source bitmap into one DC, target into another
+ HBITMAP hOldBitmap1 = (HBITMAP)::SelectObject(memDc, hbmp);
+ HBITMAP hOldBitmap2 = (HBITMAP)::SelectObject(targetDc, hTargetBitmap);
+
+ //4.3 Copy source bitmap into the target one
+ BitBlt(targetDc, 0, 0, bm.bmWidth, bm.bmHeight, memDc, 0, 0, SRCCOPY);
+
+ //4.4 Restore device contexts
+ ::SelectObject(memDc, hOldBitmap1);
+ ::SelectObject(targetDc, hOldBitmap2);
+ DeleteDC(memDc);
+ DeleteDC(targetDc);
+
+ //Here we can bitmap bits: pBuffer. Note:
+ // 1. pBuffer contains 3 bytes per point
+ // 2. Lines ane from the bottom to the top!
+ // 3. Points in the line are from the left to the right
+ // 4. Bytes in one point are BGR (blue, green, red) not RGB
+ // 5. Don't delete pBuffer, it will be automatically deleted
+ // when delete hTargetBitmap
+ lpvBits = pBuffer;
+
+ DeleteObject(hbmp);
+ //DeleteObject(hTargetBitmap);
+
+ return 1;
+}
+#endif
+
+////////////////////////////////////////////////////////////////////////////////
+#if CXIMAGE_SUPPORT_WINDOWS
+////////////////////////////////////////////////////////////////////////////////
+int32_t CxImage::Blt(HDC pDC, int32_t x, int32_t y)
+{
+ if((pDib==0)||(pDC==0)||(!info.bEnabled)) return 0;
+
+ HBRUSH brImage = CreateDIBPatternBrushPt(pDib, DIB_RGB_COLORS);
+ POINT pt;
+ SetBrushOrgEx(pDC,x,y,&pt); //<RT>
+ HBRUSH brOld = (HBRUSH) SelectObject(pDC, brImage);
+ PatBlt(pDC, x, y, head.biWidth, head.biHeight, PATCOPY);
+ SelectObject(pDC, brOld);
+ SetBrushOrgEx(pDC,pt.x,pt.y,NULL);
+ DeleteObject(brImage);
+ return 1;
+}
+////////////////////////////////////////////////////////////////////////////////
+/**
+ * Transfer the image in a global bitmap handle (clipboard copy)
+ */
+HANDLE CxImage::CopyToHandle()
+{
+ HANDLE hMem=NULL;
+ if (pDib){
+ hMem= GlobalAlloc(GHND, GetSize());
+ if (hMem){
+ uint8_t* pDst=(uint8_t*)GlobalLock(hMem);
+ if (pDst){
+ memcpy(pDst,pDib,GetSize());
+ }
+ GlobalUnlock(hMem);
+ }
+ }
+ return hMem;
+}
+////////////////////////////////////////////////////////////////////////////////
+/**
+ * Global object (clipboard paste) constructor
+ * \param hMem: source bitmap object, the clipboard format must be CF_DIB
+ * \return true if everything is ok
+ */
+bool CxImage::CreateFromHANDLE(HANDLE hMem)
+{
+ if (!Destroy())
+ return false;
+
+ uint32_t dwSize = GlobalSize(hMem);
+ if (!dwSize) return false;
+
+ uint8_t *lpVoid; //pointer to the bitmap
+ lpVoid = (uint8_t *)GlobalLock(hMem);
+ BITMAPINFOHEADER *pHead; //pointer to the bitmap header
+ pHead = (BITMAPINFOHEADER *)lpVoid;
+ if (lpVoid){
+
+ //CxMemFile hFile(lpVoid,dwSize);
+
+ //copy the bitmap header
+ memcpy(&head,pHead,sizeof(BITMAPINFOHEADER));
+ //check if it's a top-down bitmap
+ bool bTopDownDib = head.biHeight<0;
+ if (bTopDownDib) head.biHeight=-head.biHeight;
+ //create the image
+ if(!Create(head.biWidth,head.biHeight,head.biBitCount)){
+ GlobalUnlock(hMem);
+ return false;
+ }
+ //preserve DPI
+ SetXDPI((int32_t)floor(head.biXPelsPerMeter * 254.0 / 10000.0 + 0.5));
+ SetYDPI((int32_t)floor(head.biYPelsPerMeter * 254.0 / 10000.0 + 0.5));
+
+ /*//copy the pixels (old way)
+ if((pHead->biCompression != BI_RGB) || (pHead->biBitCount == 32)){ //<Jörgen Alfredsson>
+ // BITFIELD case
+ // set the internal header in the dib
+ memcpy(pDib,&head,sizeof(head));
+ // get the bitfield masks
+ uint32_t bf[3];
+ memcpy(bf,lpVoid+pHead->biSize,12);
+ // transform into RGB
+ Bitfield2RGB(lpVoid+pHead->biSize+12,bf[0],bf[1],bf[2],(uint8_t)pHead->biBitCount);
+ } else { //normal bitmap
+ memcpy(pDib,lpVoid,GetSize());
+ }*/
+
+ // <Michael Gandyra>
+ // fill in color map
+ bool bIsOldBmp = (head.biSize == sizeof(BITMAPCOREHEADER));
+ RGBQUAD *pRgb = GetPalette();
+ if (pRgb) {
+ // number of colors to fill in
+ int32_t nColors = DibNumColors(pHead);
+ if (bIsOldBmp) {
+ /* get pointer to BITMAPCOREINFO (old style 1.x) */
+ LPBITMAPCOREINFO lpbmc = (LPBITMAPCOREINFO)lpVoid;
+ for (int32_t i = nColors - 1; i >= 0; i--) {
+ pRgb[i].rgbRed = lpbmc->bmciColors[i].rgbtRed;
+ pRgb[i].rgbGreen = lpbmc->bmciColors[i].rgbtGreen;
+ pRgb[i].rgbBlue = lpbmc->bmciColors[i].rgbtBlue;
+ pRgb[i].rgbReserved = (uint8_t)0;
+ }
+ } else {
+ /* get pointer to BITMAPINFO (new style 3.x) */
+ LPBITMAPINFO lpbmi = (LPBITMAPINFO)lpVoid;
+ for (int32_t i = nColors - 1; i >= 0; i--) {
+ pRgb[i].rgbRed = lpbmi->bmiColors[i].rgbRed;
+ pRgb[i].rgbGreen = lpbmi->bmiColors[i].rgbGreen;
+ pRgb[i].rgbBlue = lpbmi->bmiColors[i].rgbBlue;
+ pRgb[i].rgbReserved = (uint8_t)0;
+ }
+ }
+ }
+
+ // <Michael Gandyra>
+ uint32_t dwCompression = pHead->biCompression;
+ // compressed bitmap ?
+ if(dwCompression!=BI_RGB || pHead->biBitCount==32 || pHead->biBitCount ==16) {
+ // get the bitmap bits
+ LPSTR lpDIBBits = (LPSTR)((uint8_t*)pHead + *(uint32_t*)pHead + (uint16_t)(GetNumColors() * sizeof(RGBQUAD)));
+ // decode and copy them to our image
+ switch (pHead->biBitCount) {
+ case 32 :
+ {
+ // BITFIELD case
+ if (dwCompression == BI_BITFIELDS || dwCompression == BI_RGB) {
+ // get the bitfield masks
+ uint32_t bf[3];
+ memcpy(bf,lpVoid+pHead->biSize,12);
+ // transform into RGB
+ Bitfield2RGB(lpVoid+pHead->biSize+12,bf[0],bf[1],bf[2],(uint8_t)pHead->biBitCount);
+ } else {
+ // "unknown compression";
+ GlobalUnlock(hMem);
+ return false;
+ }
+ }
+ break;
+ case 16 :
+ {
+ // get the bitfield masks
+ int32_t offset=0;
+ uint32_t bf[3];
+ if (dwCompression == BI_BITFIELDS) {
+ memcpy(bf,lpVoid+pHead->biSize,12);
+ offset= 12;
+ } else {
+ bf[0] = 0x7C00;
+ bf[1] = 0x3E0;
+ bf[2] = 0x1F; // RGB555
+ }
+ // copy the pixels
+ memcpy(info.pImage, lpDIBBits + offset, head.biHeight*((head.biWidth+1)/2)*4);
+ // transform into RGB
+ Bitfield2RGB(info.pImage, bf[0], bf[1], bf[2], 16);
+ }
+ break;
+ case 8 :
+ case 4 :
+ case 1 :
+ {
+ switch (dwCompression) {
+ case BI_RLE4:
+ {
+ uint8_t status_byte = 0;
+ uint8_t second_byte = 0;
+ int32_t scanline = 0;
+ int32_t bits = 0;
+ BOOL low_nibble = FALSE;
+ CImageIterator iter(this);
+
+ for (BOOL bContinue = TRUE; bContinue; ) {
+ status_byte = *(lpDIBBits++);
+ switch (status_byte) {
+ case RLE_COMMAND :
+ status_byte = *(lpDIBBits++);
+ switch (status_byte) {
+ case RLE_ENDOFLINE :
+ bits = 0;
+ scanline++;
+ low_nibble = FALSE;
+ break;
+ case RLE_ENDOFBITMAP :
+ bContinue = FALSE;
+ break;
+ case RLE_DELTA :
+ {
+ // read the delta values
+ uint8_t delta_x;
+ uint8_t delta_y;
+ delta_x = *(lpDIBBits++);
+ delta_y = *(lpDIBBits++);
+ // apply them
+ bits += delta_x / 2;
+ scanline += delta_y;
+ break;
+ }
+ default :
+ second_byte = *(lpDIBBits++);
+ uint8_t* sline = iter.GetRow(scanline);
+ for (int32_t i = 0; i < status_byte; i++) {
+ if ((uint8_t*)(sline+bits) < (uint8_t*)(info.pImage+head.biSizeImage)){
+ if (low_nibble) {
+ if (i&1)
+ *(sline + bits) |= (second_byte & 0x0f);
+ else
+ *(sline + bits) |= (second_byte & 0xf0)>>4;
+ bits++;
+ } else {
+ if (i&1)
+ *(sline + bits) = (uint8_t)(second_byte & 0x0f)<<4;
+ else
+ *(sline + bits) = (uint8_t)(second_byte & 0xf0);
+ }
+ }
+
+ if ((i & 1) && (i != (status_byte - 1)))
+ second_byte = *(lpDIBBits++);
+
+ low_nibble = !low_nibble;
+ }
+ if ((((status_byte+1) >> 1) & 1 ) == 1)
+ second_byte = *(lpDIBBits++);
+ break;
+ };
+ break;
+ default :
+ {
+ uint8_t* sline = iter.GetRow(scanline);
+ second_byte = *(lpDIBBits++);
+ for (unsigned i = 0; i < status_byte; i++) {
+ if ((uint8_t*)(sline+bits) < (uint8_t*)(info.pImage+head.biSizeImage)){
+ if (low_nibble) {
+ if (i&1)
+ *(sline + bits) |= (second_byte & 0x0f);
+ else
+ *(sline + bits) |= (second_byte & 0xf0)>>4;
+ bits++;
+ } else {
+ if (i&1)
+ *(sline + bits) = (uint8_t)(second_byte & 0x0f)<<4;
+ else
+ *(sline + bits) = (uint8_t)(second_byte & 0xf0);
+ }
+ }
+ low_nibble = !low_nibble;
+ }
+ }
+ break;
+ };
+ }
+ }
+ break;
+ case BI_RLE8 :
+ {
+ uint8_t status_byte = 0;
+ uint8_t second_byte = 0;
+ int32_t scanline = 0;
+ int32_t bits = 0;
+ CImageIterator iter(this);
+
+ for (BOOL bContinue = TRUE; bContinue; ) {
+ status_byte = *(lpDIBBits++);
+ if (status_byte==RLE_COMMAND) {
+ status_byte = *(lpDIBBits++);
+ switch (status_byte) {
+ case RLE_ENDOFLINE :
+ bits = 0;
+ scanline++;
+ break;
+ case RLE_ENDOFBITMAP :
+ bContinue = FALSE;
+ break;
+ case RLE_DELTA :
+ {
+ // read the delta values
+ uint8_t delta_x;
+ uint8_t delta_y;
+ delta_x = *(lpDIBBits++);
+ delta_y = *(lpDIBBits++);
+ // apply them
+ bits += delta_x;
+ scanline += delta_y;
+ }
+ break;
+ default :
+ int32_t nNumBytes = sizeof(uint8_t) * status_byte;
+ memcpy((void *)(iter.GetRow(scanline) + bits), lpDIBBits, nNumBytes);
+ lpDIBBits += nNumBytes;
+ // align run length to even number of bytes
+ if ((status_byte & 1) == 1)
+ second_byte = *(lpDIBBits++);
+ bits += status_byte;
+ break;
+ };
+ } else {
+ uint8_t *sline = iter.GetRow(scanline);
+ second_byte = *(lpDIBBits++);
+ for (unsigned i = 0; i < status_byte; i++) {
+ if ((uint8_t*)(sline+bits) < (uint8_t*)(info.pImage+head.biSizeImage)){
+ *(sline + bits) = second_byte;
+ bits++;
+ } else {
+ bContinue = FALSE; //don't delete: we are in memory, it is not as with files
+ break;
+ }
+ }
+ }
+ }
+ }
+ break;
+ default :
+ {
+ // "compression type not supported";
+ GlobalUnlock(hMem);
+ return false;
+ }
+ }
+ }
+ }
+ } else {
+ //normal bitmap (not compressed)
+ memcpy(pDib,lpVoid,GetSize());
+ }
+
+ GlobalUnlock(hMem);
+
+ if (bTopDownDib) Flip();
+
+ return true;
+ }
+ return false;
+}
+////////////////////////////////////////////////////////////////////////////////
+/**
+ * Transfer the image in a icon handle, with transparency.
+ * \param hdc: target device context (the screen, usually)
+ * \param bTransparency : (optional) exports trancparency
+ * \return icon handle, or NULL if an error occurs.
+ * \sa MakeBitmap
+ * \author [brunom]
+ */
+HICON CxImage::MakeIcon(HDC hdc, bool bTransparency)
+{
+ HICON hDestIcon = 0;
+
+ ICONINFO csDest;
+
+ csDest.fIcon = TRUE;
+ csDest.xHotspot = 0;
+ csDest.yHotspot = 0;
+
+ // Assign HBITMAP with Transparency to ICON Info structure
+ csDest.hbmColor = MakeBitmap( hdc, bTransparency );
+
+ // Create Mask just in case we need a Mask for the Icons
+ CxImage a_Mask;
+ GetTransparentMask(&a_Mask);
+
+ // Assign Mask
+ csDest.hbmMask = a_Mask.MakeBitmap();
+
+ // Create Icon
+ hDestIcon = ::CreateIconIndirect(&csDest);
+
+ return hDestIcon;
+}
+////////////////////////////////////////////////////////////////////////////////
+/**
+ * Transfer the image in a bitmap handle
+ * \param hdc: target device context (the screen, usually)
+ * \param bTransparency : (optional) exports trancparency
+ * \return bitmap handle, or NULL if an error occurs.
+ * \sa Draw2HBITMAP, MakeIcon
+ * \author []; changes [brunom]
+ */
+HBITMAP CxImage::MakeBitmap(HDC hdc, bool bTransparency)
+{
+ if (!pDib)
+ return NULL;
+
+ // Create HBITMAP with Trancparency
+ if( (pAlpha!=0) && bTransparency )
+ {
+ HDC hMemDC;
+ if (hdc)
+ hMemDC = hdc;
+ else
+ hMemDC = CreateCompatibleDC(NULL);
+
+ BITMAPINFO bi;
+
+ // Fill in the BITMAPINFOHEADER
+ bi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
+ bi.bmiHeader.biWidth = GetWidth();
+ bi.bmiHeader.biHeight = GetHeight();
+ bi.bmiHeader.biPlanes = 1;
+ bi.bmiHeader.biBitCount = 32;
+ bi.bmiHeader.biCompression = BI_RGB;
+ bi.bmiHeader.biSizeImage = 4 * GetWidth() * GetHeight();
+ bi.bmiHeader.biXPelsPerMeter = 0;
+ bi.bmiHeader.biYPelsPerMeter = 0;
+ bi.bmiHeader.biClrUsed = 0;
+ bi.bmiHeader.biClrImportant = 0;
+
+ COLORREF* pCrBits = NULL;
+ HBITMAP hbmp = CreateDIBSection (
+ hMemDC, &bi, DIB_RGB_COLORS, (void **)&pCrBits,
+ NULL, NULL);
+
+ if (!hdc)
+ DeleteDC(hMemDC);
+
+ DIBSECTION ds;
+ if (::GetObject (hbmp, sizeof (DIBSECTION), &ds) == 0)
+ {
+ return 0;
+ }
+
+ // transfer Pixels from CxImage to Bitmap
+ RGBQUAD* pBit = (RGBQUAD*) ds.dsBm.bmBits;
+ int32_t lPx,lPy;
+ for( lPy=0 ; lPy < bi.bmiHeader.biHeight ; ++lPy )
+ {
+ for( lPx=0 ; lPx < bi.bmiHeader.biWidth ; ++lPx )
+ {
+ RGBQUAD lPixel = GetPixelColor(lPx,lPy,true);
+ *pBit = lPixel;
+ pBit++;
+ }
+ }
+
+ return hbmp;
+ }
+
+ // Create HBITMAP without Trancparency
+ if (!hdc){
+ // this call to CreateBitmap doesn't create a DIB <jaslet>
+ // // Create a device-independent bitmap <CSC>
+ // return CreateBitmap(head.biWidth,head.biHeight, 1, head.biBitCount, GetBits());
+ // use instead this code
+ HDC hMemDC = CreateCompatibleDC(NULL);
+ LPVOID pBit32;
+ HBITMAP bmp = CreateDIBSection(hMemDC,(LPBITMAPINFO)pDib,DIB_RGB_COLORS, &pBit32, NULL, 0);
+ if (pBit32) memcpy(pBit32, GetBits(), head.biSizeImage);
+ DeleteDC(hMemDC);
+ return bmp;
+ }
+
+ // this single line seems to work very well
+ //HBITMAP bmp = CreateDIBitmap(hdc, (LPBITMAPINFOHEADER)pDib, CBM_INIT,
+ // GetBits(), (LPBITMAPINFO)pDib, DIB_RGB_COLORS);
+ // this alternative works also with _WIN32_WCE
+ LPVOID pBit32;
+ HBITMAP bmp = CreateDIBSection(hdc, (LPBITMAPINFO)pDib, DIB_RGB_COLORS, &pBit32, NULL, 0);
+ if (pBit32) memcpy(pBit32, GetBits(), head.biSizeImage);
+
+ return bmp;
+}
+////////////////////////////////////////////////////////////////////////////////
+/**
+ * check if the bitmap contains transparency data
+ * \param hbmp : bitmap resource handle
+ * \return true the bitmap has transparency
+ * \author [brunom]
+ */
+bool CxImage::IsHBITMAPAlphaValid( HBITMAP hbmp )
+{
+ bool lbAlphaValid = false;
+ if (hbmp)
+ {
+ BITMAP bm;
+ // get informations about the bitmap
+ GetObject(hbmp, sizeof(BITMAP), (LPSTR) &bm);
+
+ // for alpha there must bee 32 Bit's per Pixel ??
+ if( bm.bmBitsPixel == 32 )
+ {
+ BITMAPINFO l_BitmapInfo;
+ l_BitmapInfo.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
+ l_BitmapInfo.bmiHeader.biWidth = bm.bmWidth;
+ l_BitmapInfo.bmiHeader.biHeight = bm.bmHeight;
+ l_BitmapInfo.bmiHeader.biPlanes = bm.bmPlanes;
+ l_BitmapInfo.bmiHeader.biBitCount = bm.bmBitsPixel;
+ l_BitmapInfo.bmiHeader.biCompression = BI_RGB;
+
+ // create Buffer for Image
+ RGBQUAD * l_pRawBytes = new RGBQUAD[bm.bmWidth * bm.bmHeight];
+
+ HDC dc = ::GetDC(NULL);
+
+ if(dc)
+ {
+ // Get Pixel Data from Image
+ if(GetDIBits(dc, hbmp, 0, bm.bmHeight, l_pRawBytes, &l_BitmapInfo, DIB_RGB_COLORS))
+ {
+ RGBQUAD * lpArray = l_pRawBytes;
+ RGBQUAD * lpArrayEnd = l_pRawBytes + (bm.bmWidth * bm.bmHeight);
+
+ // check if Alpha Channel is realy valid (anny value not zero)
+ for( ;lpArray != lpArrayEnd ; ++lpArray )
+ {
+ // any alpha value not zero
+ if( lpArray->rgbReserved != 0 )
+ {
+ // must be vaid alph channel
+ lbAlphaValid = true;
+ break;
+ }
+ }
+ }
+ ::ReleaseDC(NULL, dc);
+ }
+ // free temporary Memory
+ delete [] l_pRawBytes;
+ }
+ }
+
+ return lbAlphaValid;
+}
+////////////////////////////////////////////////////////////////////////////////
+/**
+ * Bitmap resource constructor
+ * \param hbmp : bitmap resource handle
+ * \param hpal : (optional) palette, useful for 8bpp DC
+ * \param bTransparency : (optional) for 32bpp images only, imports trancparency
+ * \return true if everything is ok
+ * \author []; changes [brunom]
+ */
+bool CxImage::CreateFromHBITMAP(HBITMAP hbmp, HPALETTE hpal, bool bTransparency)
+{
+ if (!Destroy())
+ return false;
+
+ if (hbmp) {
+ BITMAP bm;
+ // get informations about the bitmap
+ GetObject(hbmp, sizeof(BITMAP), (LPSTR) &bm);
+
+ // Transparency in HBITMAP
+ if(bTransparency && IsHBITMAPAlphaValid(hbmp))
+ {
+ bool l_bResult = true;
+
+ BITMAPINFO l_BitmapInfo;
+ l_BitmapInfo.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
+ l_BitmapInfo.bmiHeader.biWidth = bm.bmWidth;
+ l_BitmapInfo.bmiHeader.biHeight = bm.bmHeight;
+ l_BitmapInfo.bmiHeader.biPlanes = bm.bmPlanes;
+ l_BitmapInfo.bmiHeader.biBitCount = bm.bmBitsPixel;
+ l_BitmapInfo.bmiHeader.biCompression = BI_RGB;
+
+ RGBQUAD *l_pRawBytes = new RGBQUAD[bm.bmWidth * bm.bmHeight];
+
+ HDC dc = ::GetDC(NULL);
+
+ if(dc)
+ {
+ if(GetDIBits(dc, hbmp, 0, bm.bmHeight, l_pRawBytes, &l_BitmapInfo, DIB_RGB_COLORS))
+ l_bResult = CreateFromArray((uint8_t*)l_pRawBytes, bm.bmWidth, bm.bmHeight, bm.bmBitsPixel, bm.bmWidthBytes, false);
+ else
+ l_bResult = false;
+
+ ::ReleaseDC(NULL, dc);
+ }
+ else
+ l_bResult = false;
+
+ delete [] l_pRawBytes;
+
+ return l_bResult;
+ }
+ else
+ {
+ // create the image
+ if (!Create(bm.bmWidth, bm.bmHeight, bm.bmBitsPixel, 0))
+ return false;
+ // create a device context for the bitmap
+ HDC dc = ::GetDC(NULL);
+ if (!dc)
+ return false;
+
+ if (hpal){
+ SelectObject(dc,hpal); //the palette you should get from the user or have a stock one
+ RealizePalette(dc);
+ }
+
+ // copy the pixels
+ if (GetDIBits(dc, hbmp, 0, head.biHeight, info.pImage,
+ (LPBITMAPINFO)pDib, DIB_RGB_COLORS) == 0){ //replace &head with pDib <Wil Stark>
+ strcpy(info.szLastError,"GetDIBits failed");
+ ::ReleaseDC(NULL, dc);
+ return false;
+ }
+ ::ReleaseDC(NULL, dc);
+ return true;
+ }
+ }
+ return false;
+}
+////////////////////////////////////////////////////////////////////////////////
+/**
+ * icon resource constructor
+ * \param hico : icon resource handle
+ * \param bTransparency : (optional) for 32bpp images only, imports trancparency
+ * \return true if everything is ok
+ * \author []; changes [Arlen Albert Keshabian], [brunom]
+ */
+#if !defined (_WIN32_WCE)
+bool CxImage::CreateFromHICON(HICON hico, bool bTransparency)
+{
+ if (!Destroy() || !hico)
+ return false;
+
+ bool l_bResult = true;
+
+ ICONINFO iinfo;
+ GetIconInfo(hico,&iinfo);
+
+ //BITMAP l_Bitmap;
+ //GetObject(iinfo.hbmColor, sizeof(BITMAP), &l_Bitmap);
+
+ l_bResult = CreateFromHBITMAP( iinfo.hbmColor, NULL, bTransparency );
+
+#if CXIMAGE_SUPPORT_ALPHA
+ if(l_bResult && ((!IsHBITMAPAlphaValid(iinfo.hbmColor)) || (!bTransparency)) )
+ {
+ CxImage mask;
+ mask.CreateFromHBITMAP(iinfo.hbmMask);
+ mask.GrayScale();
+ mask.Negative();
+ AlphaSet(mask);
+ }
+#endif
+
+ DeleteObject(iinfo.hbmColor); //<Sims>
+ DeleteObject(iinfo.hbmMask); //<Sims>
+
+ return l_bResult;
+}
+#endif //_WIN32_WCE
+////////////////////////////////////////////////////////////////////////////////
+int32_t CxImage::Draw(HDC hdc, const RECT& rect, RECT* pClipRect, bool bSmooth, bool bFlipY)
+{
+ return Draw(hdc, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, pClipRect,bSmooth, bFlipY);
+}
+////////////////////////////////////////////////////////////////////////////////
+/**
+ * Draws the image in the specified device context, with support for alpha channel, alpha palette, transparency, opacity.
+ * \param hdc : destination device context
+ * \param x,y : (optional) offset
+ * \param cx,cy : (optional) size.
+ * - If cx or cy are not specified (or less than 0), the normal width or height will be used
+ * - If cx or cy are different than width or height, the image will be stretched
+ *
+ * \param pClipRect : limit the drawing operations inside a given rectangle in the output device context.
+ * \param bSmooth : activates a bilinear filter that will enhance the appearence for zommed pictures.
+ * Quite slow. Needs CXIMAGE_SUPPORT_INTERPOLATION.
+ * \param bFlipY : draws a mirror image along the y-axis
+ * \return true if everything is ok
+ */
+int32_t CxImage::Draw(HDC hdc, int32_t x, int32_t y, int32_t cx, int32_t cy, RECT* pClipRect, bool bSmooth, bool bFlipY)
+{
+ if((pDib==0)||(hdc==0)||(cx==0)||(cy==0)||(!info.bEnabled)) return 0;
+
+ if (cx < 0) cx = head.biWidth;
+ if (cy < 0) cy = head.biHeight;
+ bool bTransparent = info.nBkgndIndex >= 0;
+ bool bAlpha = pAlpha != 0;
+
+ //required for MM_ANISOTROPIC, MM_HIENGLISH, and similar modes [Greg Peatfield]
+ int32_t hdc_Restore = ::SaveDC(hdc);
+ if (!hdc_Restore)
+ return 0;
+
+#if !defined (_WIN32_WCE)
+ RECT mainbox; // (experimental)
+ if (pClipRect){
+ GetClipBox(hdc,&mainbox);
+ HRGN rgn = CreateRectRgnIndirect(pClipRect);
+ ExtSelectClipRgn(hdc,rgn,RGN_AND);
+ DeleteObject(rgn);
+ }
+#endif
+
+ //find the smallest area to paint
+ RECT clipbox,paintbox;
+ GetClipBox(hdc,&clipbox);
+
+ paintbox.top = min(clipbox.bottom,max(clipbox.top,y));
+ paintbox.left = min(clipbox.right,max(clipbox.left,x));
+ paintbox.right = max(clipbox.left,min(clipbox.right,x+cx));
+ paintbox.bottom = max(clipbox.top,min(clipbox.bottom,y+cy));
+
+ int32_t destw = paintbox.right - paintbox.left;
+ int32_t desth = paintbox.bottom - paintbox.top;
+
+ if (!(bTransparent || bAlpha || info.bAlphaPaletteEnabled)){
+ if (cx==head.biWidth && cy==head.biHeight){ //NORMAL
+#if !defined (_WIN32_WCE)
+ SetStretchBltMode(hdc,COLORONCOLOR);
+#endif
+ if (bFlipY){
+ StretchDIBits(hdc, x, y+cy-1,
+ cx, -cy, 0, 0, cx, cy,
+ info.pImage,(BITMAPINFO*)pDib,DIB_RGB_COLORS,SRCCOPY);
+ } else {
+ SetDIBitsToDevice(hdc, x, y, cx, cy, 0, 0, 0, cy,
+ info.pImage,(BITMAPINFO*)pDib,DIB_RGB_COLORS);
+ }
+ } else { //STRETCH
+ //pixel informations
+ RGBQUAD c={0,0,0,0};
+ //Preparing Bitmap Info
+ BITMAPINFO bmInfo;
+ memset(&bmInfo.bmiHeader,0,sizeof(BITMAPINFOHEADER));
+ bmInfo.bmiHeader.biSize=sizeof(BITMAPINFOHEADER);
+ bmInfo.bmiHeader.biWidth=destw;
+ bmInfo.bmiHeader.biHeight=desth;
+ bmInfo.bmiHeader.biPlanes=1;
+ bmInfo.bmiHeader.biBitCount=24;
+ uint8_t *pbase; //points to the final dib
+ uint8_t *pdst; //current pixel from pbase
+ uint8_t *ppix; //current pixel from image
+ //get the background
+ HDC TmpDC=CreateCompatibleDC(hdc);
+ HBITMAP TmpBmp=CreateDIBSection(hdc,&bmInfo,DIB_RGB_COLORS,(void**)&pbase,0,0);
+ HGDIOBJ TmpObj=SelectObject(TmpDC,TmpBmp);
+
+ if (pbase){
+ int32_t xx,yy;
+ int32_t sx,sy;
+ float dx,dy;
+ uint8_t *psrc;
+
+ int32_t ew = ((((24 * destw) + 31) / 32) * 4);
+ int32_t ymax = paintbox.bottom;
+ int32_t xmin = paintbox.left;
+ float fx=(float)head.biWidth/(float)cx;
+ float fy=(float)head.biHeight/(float)cy;
+
+ for(yy=0;yy<desth;yy++){
+ dy = head.biHeight-(ymax-yy-y)*fy;
+ sy = max(0L,(int32_t)floor(dy));
+ psrc = info.pImage+sy*info.dwEffWidth;
+ if (bFlipY){
+ pdst = pbase+(desth-1-yy)*ew;
+ } else {
+ pdst = pbase+yy*ew;
+ }
+ for(xx=0;xx<destw;xx++){
+ dx = (xx+xmin-x)*fx;
+ sx = max(0L,(int32_t)floor(dx));
+#if CXIMAGE_SUPPORT_INTERPOLATION
+ if (bSmooth){
+ if (fx > 1 && fy > 1) {
+ c = GetAreaColorInterpolated(dx - 0.5f, dy - 0.5f, fx, fy, CxImage::IM_BILINEAR, CxImage::OM_REPEAT);
+ } else {
+ c = GetPixelColorInterpolated(dx - 0.5f, dy - 0.5f, CxImage::IM_BILINEAR, CxImage::OM_REPEAT);
+ }
+ } else
+#endif //CXIMAGE_SUPPORT_INTERPOLATION
+ {
+ if (head.biClrUsed){
+ c=GetPaletteColor(GetPixelIndex(sx,sy));
+ } else {
+ ppix = psrc + sx*3;
+ c.rgbBlue = *ppix++;
+ c.rgbGreen= *ppix++;
+ c.rgbRed = *ppix;
+ }
+ }
+ *pdst++=c.rgbBlue;
+ *pdst++=c.rgbGreen;
+ *pdst++=c.rgbRed;
+ }
+ }
+ }
+ //paint the image & cleanup
+ SetDIBitsToDevice(hdc,paintbox.left,paintbox.top,destw,desth,0,0,0,desth,pbase,&bmInfo,0);
+ DeleteObject(SelectObject(TmpDC,TmpObj));
+ DeleteDC(TmpDC);
+ }
+ } else { // draw image with transparent/alpha blending
+ //////////////////////////////////////////////////////////////////
+ //Alpha blend - Thanks to Florian Egel
+
+ //pixel informations
+ RGBQUAD c={0,0,0,0};
+ RGBQUAD ct = GetTransColor();
+ int32_t* pc = (int32_t*)&c;
+ int32_t* pct= (int32_t*)&ct;
+ int32_t cit = GetTransIndex();
+ int32_t ci = 0;
+
+ //Preparing Bitmap Info
+ BITMAPINFO bmInfo;
+ memset(&bmInfo.bmiHeader,0,sizeof(BITMAPINFOHEADER));
+ bmInfo.bmiHeader.biSize=sizeof(BITMAPINFOHEADER);
+ bmInfo.bmiHeader.biWidth=destw;
+ bmInfo.bmiHeader.biHeight=desth;
+ bmInfo.bmiHeader.biPlanes=1;
+ bmInfo.bmiHeader.biBitCount=24;
+
+ uint8_t *pbase; //points to the final dib
+ uint8_t *pdst; //current pixel from pbase
+ uint8_t *ppix; //current pixel from image
+
+ //get the background
+ HDC TmpDC=CreateCompatibleDC(hdc);
+ HBITMAP TmpBmp=CreateDIBSection(hdc,&bmInfo,DIB_RGB_COLORS,(void**)&pbase,0,0);
+ HGDIOBJ TmpObj=SelectObject(TmpDC,TmpBmp);
+ BitBlt(TmpDC,0,0,destw,desth,hdc,paintbox.left,paintbox.top,SRCCOPY);
+
+ if (pbase){
+ int32_t xx,yy,alphaoffset,ix,iy;
+ uint8_t a,a1,*psrc;
+ int32_t ew = ((((24 * destw) + 31) / 32) * 4);
+ int32_t ymax = paintbox.bottom;
+ int32_t xmin = paintbox.left;
+
+ if (cx!=head.biWidth || cy!=head.biHeight){
+ //STRETCH
+ float fx=(float)head.biWidth/(float)cx;
+ float fy=(float)head.biHeight/(float)cy;
+ float dx,dy;
+ int32_t sx,sy;
+
+ for(yy=0;yy<desth;yy++){
+ dy = head.biHeight-(ymax-yy-y)*fy;
+ sy = max(0L,(int32_t)floor(dy));
+
+ alphaoffset = sy*head.biWidth;
+ if (bFlipY){
+ pdst = pbase+(desth-1-yy)*ew;
+ } else {
+ pdst = pbase + yy*ew;
+ }
+ psrc = info.pImage + sy*info.dwEffWidth;
+
+ for(xx=0;xx<destw;xx++){
+ dx = (xx+xmin-x)*fx;
+ sx = max(0L,(int32_t)floor(dx));
+
+ if (bAlpha) a=pAlpha[alphaoffset+sx]; else a=255;
+ a =(uint8_t)((a*(1+info.nAlphaMax))>>8);
+
+ if (head.biClrUsed){
+ ci = GetPixelIndex(sx,sy);
+#if CXIMAGE_SUPPORT_INTERPOLATION
+ if (bSmooth){
+ if (fx > 1 && fy > 1) {
+ c = GetAreaColorInterpolated(dx - 0.5f, dy - 0.5f, fx, fy, CxImage::IM_BILINEAR, CxImage::OM_REPEAT);
+ } else {
+ c = GetPixelColorInterpolated(dx - 0.5f, dy - 0.5f, CxImage::IM_BILINEAR, CxImage::OM_REPEAT);
+ }
+ } else
+#endif //CXIMAGE_SUPPORT_INTERPOLATION
+ {
+ c = GetPaletteColor(GetPixelIndex(sx,sy));
+ }
+ if (info.bAlphaPaletteEnabled){
+ a = (uint8_t)((a*(1+c.rgbReserved))>>8);
+ }
+ } else {
+#if CXIMAGE_SUPPORT_INTERPOLATION
+ if (bSmooth){
+ if (fx > 1 && fy > 1) {
+ c = GetAreaColorInterpolated(dx - 0.5f, dy - 0.5f, fx, fy, CxImage::IM_BILINEAR, CxImage::OM_REPEAT);
+ } else {
+ c = GetPixelColorInterpolated(dx - 0.5f, dy - 0.5f, CxImage::IM_BILINEAR, CxImage::OM_REPEAT);
+ }
+ } else
+#endif //CXIMAGE_SUPPORT_INTERPOLATION
+ {
+ ppix = psrc + sx*3;
+ c.rgbBlue = *ppix++;
+ c.rgbGreen= *ppix++;
+ c.rgbRed = *ppix;
+ }
+ }
+ //if (*pc!=*pct || !bTransparent){
+ //if ((head.biClrUsed && ci!=cit) || ((!head.biClrUsed||bSmooth) && *pc!=*pct) || !bTransparent){
+ if ((head.biClrUsed && ci!=cit) || (!head.biClrUsed && *pc!=*pct) || !bTransparent){
+ // DJT, assume many pixels are fully transparent or opaque and thus avoid multiplication
+ if (a == 0) { // Transparent, retain dest
+ pdst+=3;
+ } else if (a == 255) { // opaque, ignore dest
+ *pdst++= c.rgbBlue;
+ *pdst++= c.rgbGreen;
+ *pdst++= c.rgbRed;
+ } else { // semi transparent
+ a1=(uint8_t)~a;
+ *pdst++=(uint8_t)((*pdst * a1 + a * c.rgbBlue)>>8);
+ *pdst++=(uint8_t)((*pdst * a1 + a * c.rgbGreen)>>8);
+ *pdst++=(uint8_t)((*pdst * a1 + a * c.rgbRed)>>8);
+ }
+ } else {
+ pdst+=3;
+ }
+ }
+ }
+ } else {
+ //NORMAL
+ iy=head.biHeight-ymax+y;
+ for(yy=0;yy<desth;yy++,iy++){
+ alphaoffset=iy*head.biWidth;
+ ix=xmin-x;
+ if (bFlipY){
+ pdst = pbase+(desth-1-yy)*ew;
+ } else {
+ pdst = pbase+yy*ew;
+ }
+ ppix=info.pImage+iy*info.dwEffWidth+ix*3;
+ for(xx=0;xx<destw;xx++,ix++){
+
+ if (bAlpha) a=pAlpha[alphaoffset+ix]; else a=255;
+ a = (uint8_t)((a*(1+info.nAlphaMax))>>8);
+
+ if (head.biClrUsed){
+ ci = GetPixelIndex(ix,iy);
+ c = GetPaletteColor((uint8_t)ci);
+ if (info.bAlphaPaletteEnabled){
+ a = (uint8_t)((a*(1+c.rgbReserved))>>8);
+ }
+ } else {
+ c.rgbBlue = *ppix++;
+ c.rgbGreen= *ppix++;
+ c.rgbRed = *ppix++;
+ }
+
+ //if (*pc!=*pct || !bTransparent){
+ if ((head.biClrUsed && ci!=cit) || (!head.biClrUsed && *pc!=*pct) || !bTransparent){
+ // DJT, assume many pixels are fully transparent or opaque and thus avoid multiplication
+ if (a == 0) { // Transparent, retain dest
+ pdst+=3;
+ } else if (a == 255) { // opaque, ignore dest
+ *pdst++= c.rgbBlue;
+ *pdst++= c.rgbGreen;
+ *pdst++= c.rgbRed;
+ } else { // semi transparent
+ a1=(uint8_t)~a;
+ *pdst++=(uint8_t)((*pdst * a1 + a * c.rgbBlue)>>8);
+ *pdst++=(uint8_t)((*pdst * a1 + a * c.rgbGreen)>>8);
+ *pdst++=(uint8_t)((*pdst * a1 + a * c.rgbRed)>>8);
+ }
+ } else {
+ pdst+=3;
+ }
+ }
+ }
+ }
+ }
+ //paint the image & cleanup
+ SetDIBitsToDevice(hdc,paintbox.left,paintbox.top,destw,desth,0,0,0,desth,pbase,&bmInfo,0);
+ DeleteObject(SelectObject(TmpDC,TmpObj));
+ DeleteDC(TmpDC);
+ }
+
+#if !defined (_WIN32_WCE)
+ if (pClipRect){ // (experimental)
+ HRGN rgn = CreateRectRgnIndirect(&mainbox);
+ ExtSelectClipRgn(hdc,rgn,RGN_OR);
+ DeleteObject(rgn);
+ }
+#endif
+
+ ::RestoreDC(hdc,hdc_Restore);
+ return 1;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+/**
+ * renders the image into a HBITMAP handle
+ * \param hdc : destination device context
+ * \param x,y : (optional) offset
+ * \param cx,cy : (optional) size.
+ * - If cx or cy are not specified (or less than 0), the normal width or height will be used
+ * - If cx or cy are different than width or height, the image will be stretched
+ * \param pClipRect : limit the drawing operations inside a given rectangle in the output device context.
+ * \param bSmooth : activates a bilinear filter that will enhance the appearence for zommed pictures.
+ * Quite slow. Needs CXIMAGE_SUPPORT_INTERPOLATION.
+ * \return HBITMAP handle, NULL in case of error
+ * \sa MakeBitmap
+ */
+HBITMAP CxImage::Draw2HBITMAP(HDC hdc, int32_t x, int32_t y, int32_t cx, int32_t cy, RECT* pClipRect, bool bSmooth)
+{
+ if((pDib==0)||(hdc==0)||(cx==0)||(cy==0)||(!info.bEnabled)) return 0;
+
+ if (cx < 0) cx = head.biWidth;
+ if (cy < 0) cy = head.biHeight;
+ bool bTransparent = info.nBkgndIndex >= 0;
+ bool bAlpha = pAlpha != 0;
+
+ //required for MM_ANISOTROPIC, MM_HIENGLISH, and similar modes [Greg Peatfield]
+ int32_t hdc_Restore = ::SaveDC(hdc);
+ if (!hdc_Restore)
+ return 0;
+
+#if !defined (_WIN32_WCE)
+ RECT mainbox; // (experimental)
+ if (pClipRect){
+ GetClipBox(hdc,&mainbox);
+ HRGN rgn = CreateRectRgnIndirect(pClipRect);
+ ExtSelectClipRgn(hdc,rgn,RGN_AND);
+ DeleteObject(rgn);
+ }
+#endif
+
+ HBITMAP TmpBmp;
+
+ //find the smallest area to paint
+ RECT clipbox,paintbox;
+ GetClipBox(hdc,&clipbox);
+
+ paintbox.top = min(clipbox.bottom,max(clipbox.top,y));
+ paintbox.left = min(clipbox.right,max(clipbox.left,x));
+ paintbox.right = max(clipbox.left,min(clipbox.right,x+cx));
+ paintbox.bottom = max(clipbox.top,min(clipbox.bottom,y+cy));
+
+ int32_t destw = paintbox.right - paintbox.left;
+ int32_t desth = paintbox.bottom - paintbox.top;
+
+ if (!(bTransparent || bAlpha || info.bAlphaPaletteEnabled)){
+ if (cx==head.biWidth && cy==head.biHeight){ //NORMAL
+#if !defined (_WIN32_WCE)
+ SetStretchBltMode(hdc,COLORONCOLOR);
+#endif
+ SetDIBitsToDevice(hdc, x, y, cx, cy, 0, 0, 0, cy,
+ info.pImage,(BITMAPINFO*)pDib,DIB_RGB_COLORS);
+ } else { //STRETCH
+ //pixel informations
+ RGBQUAD c={0,0,0,0};
+ //Preparing Bitmap Info
+ BITMAPINFO bmInfo;
+ memset(&bmInfo.bmiHeader,0,sizeof(BITMAPINFOHEADER));
+ bmInfo.bmiHeader.biSize=sizeof(BITMAPINFOHEADER);
+ bmInfo.bmiHeader.biWidth=destw;
+ bmInfo.bmiHeader.biHeight=desth;
+ bmInfo.bmiHeader.biPlanes=1;
+ bmInfo.bmiHeader.biBitCount=24;
+ uint8_t *pbase; //points to the final dib
+ uint8_t *pdst; //current pixel from pbase
+ uint8_t *ppix; //current pixel from image
+ //get the background
+ HDC TmpDC=CreateCompatibleDC(hdc);
+ TmpBmp=CreateDIBSection(hdc,&bmInfo,DIB_RGB_COLORS,(void**)&pbase,0,0);
+ HGDIOBJ TmpObj=SelectObject(TmpDC,TmpBmp);
+
+ if (pbase){
+ int32_t xx,yy;
+ int32_t sx,sy;
+ float dx,dy;
+ uint8_t *psrc;
+
+ int32_t ew = ((((24 * destw) + 31) / 32) * 4);
+ int32_t ymax = paintbox.bottom;
+ int32_t xmin = paintbox.left;
+ float fx=(float)head.biWidth/(float)cx;
+ float fy=(float)head.biHeight/(float)cy;
+
+ for(yy=0;yy<desth;yy++){
+ dy = head.biHeight-(ymax-yy-y)*fy;
+ sy = max(0L,(int32_t)floor(dy));
+ psrc = info.pImage+sy*info.dwEffWidth;
+ pdst = pbase+yy*ew;
+ for(xx=0;xx<destw;xx++){
+ dx = (xx+xmin-x)*fx;
+ sx = max(0L,(int32_t)floor(dx));
+#if CXIMAGE_SUPPORT_INTERPOLATION
+ if (bSmooth){
+ if (fx > 1 && fy > 1) {
+ c = GetAreaColorInterpolated(dx - 0.5f, dy - 0.5f, fx, fy, CxImage::IM_BILINEAR, CxImage::OM_REPEAT);
+ } else {
+ c = GetPixelColorInterpolated(dx - 0.5f, dy - 0.5f, CxImage::IM_BILINEAR, CxImage::OM_REPEAT);
+ }
+ } else
+#endif //CXIMAGE_SUPPORT_INTERPOLATION
+ {
+ if (head.biClrUsed){
+ c=GetPaletteColor(GetPixelIndex(sx,sy));
+ } else {
+ ppix = psrc + sx*3;
+ c.rgbBlue = *ppix++;
+ c.rgbGreen= *ppix++;
+ c.rgbRed = *ppix;
+ }
+ }
+ *pdst++=c.rgbBlue;
+ *pdst++=c.rgbGreen;
+ *pdst++=c.rgbRed;
+ }
+ }
+ }
+ //cleanup
+ SelectObject(TmpDC,TmpObj);
+ DeleteDC(TmpDC);
+ }
+ } else { // draw image with transparent/alpha blending
+ //////////////////////////////////////////////////////////////////
+ //Alpha blend - Thanks to Florian Egel
+
+ //pixel informations
+ RGBQUAD c={0,0,0,0};
+ RGBQUAD ct = GetTransColor();
+ int32_t* pc = (int32_t*)&c;
+ int32_t* pct= (int32_t*)&ct;
+ int32_t cit = GetTransIndex();
+ int32_t ci = 0;
+
+ //Preparing Bitmap Info
+ BITMAPINFO bmInfo;
+ memset(&bmInfo.bmiHeader,0,sizeof(BITMAPINFOHEADER));
+ bmInfo.bmiHeader.biSize=sizeof(BITMAPINFOHEADER);
+ bmInfo.bmiHeader.biWidth=destw;
+ bmInfo.bmiHeader.biHeight=desth;
+ bmInfo.bmiHeader.biPlanes=1;
+ bmInfo.bmiHeader.biBitCount=24;
+
+ uint8_t *pbase; //points to the final dib
+ uint8_t *pdst; //current pixel from pbase
+ uint8_t *ppix; //current pixel from image
+
+ //get the background
+ HDC TmpDC=CreateCompatibleDC(hdc);
+ TmpBmp=CreateDIBSection(hdc,&bmInfo,DIB_RGB_COLORS,(void**)&pbase,0,0);
+ HGDIOBJ TmpObj=SelectObject(TmpDC,TmpBmp);
+ BitBlt(TmpDC,0,0,destw,desth,hdc,paintbox.left,paintbox.top,SRCCOPY);
+
+ if (pbase){
+ int32_t xx,yy,alphaoffset,ix,iy;
+ uint8_t a,a1,*psrc;
+ int32_t ew = ((((24 * destw) + 31) / 32) * 4);
+ int32_t ymax = paintbox.bottom;
+ int32_t xmin = paintbox.left;
+
+ if (cx!=head.biWidth || cy!=head.biHeight){
+ //STRETCH
+ float fx=(float)head.biWidth/(float)cx;
+ float fy=(float)head.biHeight/(float)cy;
+ float dx,dy;
+ int32_t sx,sy;
+
+ for(yy=0;yy<desth;yy++){
+ dy = head.biHeight-(ymax-yy-y)*fy;
+ sy = max(0L,(int32_t)floor(dy));
+
+ alphaoffset = sy*head.biWidth;
+ pdst = pbase + yy*ew;
+ psrc = info.pImage + sy*info.dwEffWidth;
+
+ for(xx=0;xx<destw;xx++){
+ dx = (xx+xmin-x)*fx;
+ sx = max(0L,(int32_t)floor(dx));
+
+ if (bAlpha) a=pAlpha[alphaoffset+sx]; else a=255;
+ a =(uint8_t)((a*(1+info.nAlphaMax))>>8);
+
+ if (head.biClrUsed){
+ ci = GetPixelIndex(sx,sy);
+#if CXIMAGE_SUPPORT_INTERPOLATION
+ if (bSmooth){
+ if (fx > 1 && fy > 1) {
+ c = GetAreaColorInterpolated(dx - 0.5f, dy - 0.5f, fx, fy, CxImage::IM_BILINEAR, CxImage::OM_REPEAT);
+ } else {
+ c = GetPixelColorInterpolated(dx - 0.5f, dy - 0.5f, CxImage::IM_BILINEAR, CxImage::OM_REPEAT);
+ }
+ } else
+#endif //CXIMAGE_SUPPORT_INTERPOLATION
+ {
+ c = GetPaletteColor(GetPixelIndex(sx,sy));
+ }
+ if (info.bAlphaPaletteEnabled){
+ a = (uint8_t)((a*(1+c.rgbReserved))>>8);
+ }
+ } else {
+#if CXIMAGE_SUPPORT_INTERPOLATION
+ if (bSmooth){
+ if (fx > 1 && fy > 1) {
+ c = GetAreaColorInterpolated(dx - 0.5f, dy - 0.5f, fx, fy, CxImage::IM_BILINEAR, CxImage::OM_REPEAT);
+ } else {
+ c = GetPixelColorInterpolated(dx - 0.5f, dy - 0.5f, CxImage::IM_BILINEAR, CxImage::OM_REPEAT);
+ }
+ } else
+#endif //CXIMAGE_SUPPORT_INTERPOLATION
+ {
+ ppix = psrc + sx*3;
+ c.rgbBlue = *ppix++;
+ c.rgbGreen= *ppix++;
+ c.rgbRed = *ppix;
+ }
+ }
+ //if (*pc!=*pct || !bTransparent){
+ //if ((head.biClrUsed && ci!=cit) || ((!head.biClrUsed||bSmooth) && *pc!=*pct) || !bTransparent){
+ if ((head.biClrUsed && ci!=cit) || (!head.biClrUsed && *pc!=*pct) || !bTransparent){
+ // DJT, assume many pixels are fully transparent or opaque and thus avoid multiplication
+ if (a == 0) { // Transparent, retain dest
+ pdst+=3;
+ } else if (a == 255) { // opaque, ignore dest
+ *pdst++= c.rgbBlue;
+ *pdst++= c.rgbGreen;
+ *pdst++= c.rgbRed;
+ } else { // semi transparent
+ a1=(uint8_t)~a;
+ *pdst++=(uint8_t)((*pdst * a1 + a * c.rgbBlue)>>8);
+ *pdst++=(uint8_t)((*pdst * a1 + a * c.rgbGreen)>>8);
+ *pdst++=(uint8_t)((*pdst * a1 + a * c.rgbRed)>>8);
+ }
+ } else {
+ pdst+=3;
+ }
+ }
+ }
+ } else {
+ //NORMAL
+ iy=head.biHeight-ymax+y;
+ for(yy=0;yy<desth;yy++,iy++){
+ alphaoffset=iy*head.biWidth;
+ ix=xmin-x;
+ pdst=pbase+yy*ew;
+ ppix=info.pImage+iy*info.dwEffWidth+ix*3;
+ for(xx=0;xx<destw;xx++,ix++){
+
+ if (bAlpha) a=pAlpha[alphaoffset+ix]; else a=255;
+ a = (uint8_t)((a*(1+info.nAlphaMax))>>8);
+
+ if (head.biClrUsed){
+ ci = GetPixelIndex(ix,iy);
+ c = GetPaletteColor((uint8_t)ci);
+ if (info.bAlphaPaletteEnabled){
+ a = (uint8_t)((a*(1+c.rgbReserved))>>8);
+ }
+ } else {
+ c.rgbBlue = *ppix++;
+ c.rgbGreen= *ppix++;
+ c.rgbRed = *ppix++;
+ }
+
+ //if (*pc!=*pct || !bTransparent){
+ if ((head.biClrUsed && ci!=cit) || (!head.biClrUsed && *pc!=*pct) || !bTransparent){
+ // DJT, assume many pixels are fully transparent or opaque and thus avoid multiplication
+ if (a == 0) { // Transparent, retain dest
+ pdst+=3;
+ } else if (a == 255) { // opaque, ignore dest
+ *pdst++= c.rgbBlue;
+ *pdst++= c.rgbGreen;
+ *pdst++= c.rgbRed;
+ } else { // semi transparent
+ a1=(uint8_t)~a;
+ *pdst++=(uint8_t)((*pdst * a1 + a * c.rgbBlue)>>8);
+ *pdst++=(uint8_t)((*pdst * a1 + a * c.rgbGreen)>>8);
+ *pdst++=(uint8_t)((*pdst * a1 + a * c.rgbRed)>>8);
+ }
+ } else {
+ pdst+=3;
+ }
+ }
+ }
+ }
+ }
+ //cleanup
+ SelectObject(TmpDC,TmpObj);
+ DeleteDC(TmpDC);
+ }
+
+#if !defined (_WIN32_WCE)
+ if (pClipRect){ // (experimental)
+ HRGN rgn = CreateRectRgnIndirect(&mainbox);
+ ExtSelectClipRgn(hdc,rgn,RGN_OR);
+ DeleteObject(rgn);
+ }
+#endif
+
+ ::RestoreDC(hdc,hdc_Restore);
+ return TmpBmp;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+int32_t CxImage::Draw2(HDC hdc, const RECT& rect)
+{
+ return Draw2(hdc, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top);
+}
+////////////////////////////////////////////////////////////////////////////////
+/**
+ * Draws (stretch) the image with single transparency support
+ * \param hdc : destination device context
+ * \param x,y : (optional) offset
+ * \param cx,cy : (optional) size.
+ * - If cx or cy are not specified (or less than 0), the normal width or height will be used
+ * - If cx or cy are different than width or height, the image will be stretched
+ *
+ * \return true if everything is ok
+ */
+int32_t CxImage::Draw2(HDC hdc, int32_t x, int32_t y, int32_t cx, int32_t cy)
+{
+ if((pDib==0)||(hdc==0)||(cx==0)||(cy==0)||(!info.bEnabled)) return 0;
+ if (cx < 0) cx = head.biWidth;
+ if (cy < 0) cy = head.biHeight;
+ bool bTransparent = (info.nBkgndIndex >= 0);
+
+ //required for MM_ANISOTROPIC, MM_HIENGLISH, and similar modes [Greg Peatfield]
+ int32_t hdc_Restore = ::SaveDC(hdc);
+ if (!hdc_Restore)
+ return 0;
+
+ if (!bTransparent){
+#if !defined (_WIN32_WCE)
+ SetStretchBltMode(hdc,COLORONCOLOR);
+#endif
+ StretchDIBits(hdc, x, y, cx, cy, 0, 0, head.biWidth, head.biHeight,
+ info.pImage,(BITMAPINFO*)pDib, DIB_RGB_COLORS,SRCCOPY);
+ } else {
+ // draw image with transparent background
+ const int32_t safe = 0; // or else GDI fails in the following - sometimes
+ RECT rcDst = {x+safe, y+safe, x+cx, y+cy};
+ if (RectVisible(hdc, &rcDst)){
+ /////////////////////////////////////////////////////////////////
+ // True Mask Method - Thanks to Paul Reynolds and Ron Gery
+ int32_t nWidth = head.biWidth;
+ int32_t nHeight = head.biHeight;
+ // Create two memory dcs for the image and the mask
+ HDC dcImage=CreateCompatibleDC(hdc);
+ HDC dcTrans=CreateCompatibleDC(hdc);
+ // Select the image into the appropriate dc
+ HBITMAP bm = CreateCompatibleBitmap(hdc, nWidth, nHeight);
+ HBITMAP pOldBitmapImage = (HBITMAP)SelectObject(dcImage,bm);
+#if !defined (_WIN32_WCE)
+ SetStretchBltMode(dcImage,COLORONCOLOR);
+#endif
+ StretchDIBits(dcImage, 0, 0, nWidth, nHeight, 0, 0, nWidth, nHeight,
+ info.pImage,(BITMAPINFO*)pDib,DIB_RGB_COLORS,SRCCOPY);
+
+ // Create the mask bitmap
+ HBITMAP bitmapTrans = CreateBitmap(nWidth, nHeight, 1, 1, NULL);
+ // Select the mask bitmap into the appropriate dc
+ HBITMAP pOldBitmapTrans = (HBITMAP)SelectObject(dcTrans, bitmapTrans);
+ // Build mask based on transparent colour
+ RGBQUAD rgbBG;
+ if (head.biBitCount<24) rgbBG = GetPaletteColor((uint8_t)info.nBkgndIndex);
+ else rgbBG = info.nBkgndColor;
+ COLORREF crColour = RGB(rgbBG.rgbRed, rgbBG.rgbGreen, rgbBG.rgbBlue);
+ COLORREF crOldBack = SetBkColor(dcImage,crColour);
+ BitBlt(dcTrans,0, 0, nWidth, nHeight, dcImage, 0, 0, SRCCOPY);
+
+ // Do the work - True Mask method - cool if not actual display
+ StretchBlt(hdc,x, y,cx,cy, dcImage, 0, 0, nWidth, nHeight, SRCINVERT);
+ StretchBlt(hdc,x, y,cx,cy, dcTrans, 0, 0, nWidth, nHeight, SRCAND);
+ StretchBlt(hdc,x, y,cx,cy, dcImage, 0, 0, nWidth, nHeight, SRCINVERT);
+
+ // Restore settings
+ SelectObject(dcImage,pOldBitmapImage);
+ SelectObject(dcTrans,pOldBitmapTrans);
+ SetBkColor(hdc,crOldBack);
+ DeleteObject( bitmapTrans ); // RG 29/01/2002
+ DeleteDC(dcImage);
+ DeleteDC(dcTrans);
+ DeleteObject(bm);
+ }
+ }
+ ::RestoreDC(hdc,hdc_Restore);
+ return 1;
+}
+////////////////////////////////////////////////////////////////////////////////
+int32_t CxImage::Stretch(HDC hdc, const RECT& rect, uint32_t dwRop)
+{
+ return Stretch(hdc, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, dwRop);
+}
+////////////////////////////////////////////////////////////////////////////////
+/**
+ * Stretch the image. Obsolete: use Draw() or Draw2()
+ * \param hdc : destination device context
+ * \param xoffset,yoffset : (optional) offset
+ * \param xsize,ysize : size.
+ * \param dwRop : raster operation code (see BitBlt documentation)
+ * \return true if everything is ok
+ */
+int32_t CxImage::Stretch(HDC hdc, int32_t xoffset, int32_t yoffset, int32_t xsize, int32_t ysize, uint32_t dwRop)
+{
+ if((pDib)&&(hdc)) {
+ //palette must be correctly filled
+#if !defined (_WIN32_WCE)
+ SetStretchBltMode(hdc,COLORONCOLOR);
+#endif
+ StretchDIBits(hdc, xoffset, yoffset,
+ xsize, ysize, 0, 0, head.biWidth, head.biHeight,
+ info.pImage,(BITMAPINFO*)pDib,DIB_RGB_COLORS,dwRop);
+ return 1;
+ }
+ return 0;
+}
+////////////////////////////////////////////////////////////////////////////////
+/**
+ * Tiles the device context in the specified rectangle with the image.
+ * \param hdc : destination device context
+ * \param rc : tiled rectangle in the output device context
+ * \return true if everything is ok
+ */
+int32_t CxImage::Tile(HDC hdc, RECT *rc)
+{
+ if((pDib)&&(hdc)&&(rc)) {
+ int32_t w = rc->right - rc->left;
+ int32_t h = rc->bottom - rc->top;
+ int32_t x,y,z;
+ int32_t bx=head.biWidth;
+ int32_t by=head.biHeight;
+ for (y = 0 ; y < h ; y += by){
+ if ((y+by)>h) by=h-y;
+ z=bx;
+ for (x = 0 ; x < w ; x += z){
+ if ((x+z)>w) z=w-x;
+ RECT r = {rc->left + x,rc->top + y,rc->left + x + z,rc->top + y + by};
+ Draw(hdc,rc->left + x, rc->top + y,-1,-1,&r);
+ }
+ }
+ return 1;
+ }
+ return 0;
+}
+////////////////////////////////////////////////////////////////////////////////
+// For UNICODE support: char -> TCHAR
+int32_t CxImage::DrawString(HDC hdc, int32_t x, int32_t y, const TCHAR* text, RGBQUAD color, const TCHAR* font, int32_t lSize, int32_t lWeight, uint8_t bItalic, uint8_t bUnderline, bool bSetAlpha)
+//int32_t CxImage::DrawString(HDC hdc, int32_t x, int32_t y, const char* text, RGBQUAD color, const char* font, int32_t lSize, int32_t lWeight, uint8_t bItalic, uint8_t bUnderline, bool bSetAlpha)
+{
+ if (IsValid()){
+ //get the background
+ HDC pDC;
+ if (hdc) pDC=hdc; else pDC = ::GetDC(0);
+ if (pDC==NULL) return 0;
+ HDC TmpDC=CreateCompatibleDC(pDC);
+ if (hdc==NULL) ::ReleaseDC(0, pDC);
+ if (TmpDC==NULL) return 0;
+ //choose the font
+ HFONT m_Font;
+ LOGFONT* m_pLF;
+ m_pLF=(LOGFONT*)calloc(1,sizeof(LOGFONT));
+ _tcsncpy(m_pLF->lfFaceName,font,31); // For UNICODE support
+ //strncpy(m_pLF->lfFaceName,font,31);
+ m_pLF->lfHeight=lSize;
+ m_pLF->lfWeight=lWeight;
+ m_pLF->lfItalic=bItalic;
+ m_pLF->lfUnderline=bUnderline;
+ m_Font=CreateFontIndirect(m_pLF);
+ //select the font in the dc
+ HFONT pOldFont=NULL;
+ if (m_Font)
+ pOldFont = (HFONT)SelectObject(TmpDC,m_Font);
+ else
+ pOldFont = (HFONT)SelectObject(TmpDC,GetStockObject(DEFAULT_GUI_FONT));
+
+ //Set text color
+ SetTextColor(TmpDC,RGB(255,255,255));
+ SetBkColor(TmpDC,RGB(0,0,0));
+ //draw the text
+ SetBkMode(TmpDC,OPAQUE);
+ //Set text position;
+ RECT pos = {0,0,0,0};
+ //int32_t len = (int32_t)strlen(text);
+ int32_t len = (int32_t)_tcslen(text); // For UNICODE support
+ ::DrawText(TmpDC,text,len,&pos,DT_CALCRECT);
+ pos.right+=pos.bottom; //for italics
+
+ //Preparing Bitmap Info
+ int32_t width=pos.right;
+ int32_t height=pos.bottom;
+ BITMAPINFO bmInfo;
+ memset(&bmInfo.bmiHeader,0,sizeof(BITMAPINFOHEADER));
+ bmInfo.bmiHeader.biSize=sizeof(BITMAPINFOHEADER);
+ bmInfo.bmiHeader.biWidth=width;
+ bmInfo.bmiHeader.biHeight=height;
+ bmInfo.bmiHeader.biPlanes=1;
+ bmInfo.bmiHeader.biBitCount=24;
+ uint8_t *pbase; //points to the final dib
+
+ HBITMAP TmpBmp=CreateDIBSection(TmpDC,&bmInfo,DIB_RGB_COLORS,(void**)&pbase,0,0);
+ HGDIOBJ TmpObj=SelectObject(TmpDC,TmpBmp);
+ memset(pbase,0,height*((((24 * width) + 31) / 32) * 4));
+
+ ::DrawText(TmpDC,text,len,&pos,0);
+
+ CxImage itext;
+ itext.CreateFromHBITMAP(TmpBmp);
+
+ y=head.biHeight-y-1;
+ for (int32_t ix=0;ix<width;ix++){
+ for (int32_t iy=0;iy<height;iy++){
+ if (itext.GetPixelColor(ix,iy).rgbBlue) SetPixelColor(x+ix,y+iy,color,bSetAlpha);
+ }
+ }
+
+ //cleanup
+ if (pOldFont) SelectObject(TmpDC,pOldFont);
+ DeleteObject(m_Font);
+ free(m_pLF);
+ DeleteObject(SelectObject(TmpDC,TmpObj));
+ DeleteDC(TmpDC);
+ }
+
+ return 1;
+}
+////////////////////////////////////////////////////////////////////////////////
+// <VATI>
+int32_t CxImage::DrawStringEx(HDC hdc, int32_t x, int32_t y, CXTEXTINFO *pTextType, bool bSetAlpha )
+{
+ if (!IsValid())
+ return -1;
+
+ //get the background
+ HDC pDC;
+ if (hdc) pDC=hdc; else pDC = ::GetDC(0);
+ if (pDC==NULL) return 0;
+ HDC TmpDC=CreateCompatibleDC(pDC);
+ if (hdc==NULL) ::ReleaseDC(0, pDC);
+ if (TmpDC==NULL) return 0;
+
+ //choose the font
+ HFONT m_Font;
+ m_Font=CreateFontIndirect( &pTextType->lfont );
+
+ // get colors in RGBQUAD
+ RGBQUAD p_forecolor = RGBtoRGBQUAD(pTextType->fcolor);
+ RGBQUAD p_backcolor = RGBtoRGBQUAD(pTextType->bcolor);
+
+ // check alignment and re-set default if necessary
+ if ( pTextType->align != DT_CENTER &&
+ pTextType->align != DT_LEFT &&
+ pTextType->align != DT_RIGHT )
+ pTextType->align = DT_CENTER;
+
+ // check rounding radius and re-set default if necessary
+ if ( pTextType->b_round > 50 )
+ pTextType->b_round = 10;
+
+ // check opacity and re-set default if necessary
+ if ( pTextType->b_opacity > 1. || pTextType->b_opacity < .0 )
+ pTextType->b_opacity = 0.;
+
+ //select the font in the dc
+ HFONT pOldFont=NULL;
+ if (m_Font)
+ pOldFont = (HFONT)SelectObject(TmpDC,m_Font);
+ else
+ pOldFont = (HFONT)SelectObject(TmpDC,GetStockObject(DEFAULT_GUI_FONT));
+
+ //Set text color
+ SetTextColor(TmpDC,RGB(255,255,255));
+ SetBkColor(TmpDC,RGB(0,0,0));
+ SetBkMode(TmpDC,OPAQUE);
+ //Set text position;
+ RECT pos = {0,0,0,0};
+
+ // get text length and number of lines
+ int32_t i=0, numlines=1, len=(int32_t)_tcsclen(pTextType->text);
+ while (i<len)
+ {
+ if ( pTextType->text[i++]==13 )
+ numlines++;
+ }
+
+ ::DrawText(TmpDC, pTextType->text, len, &pos, /*DT_EDITCONTROL|DT_EXTERNALLEADING|*/DT_NOPREFIX | DT_CALCRECT );
+
+ // increase only if it's really italics, and only one line height
+ if ( pTextType->lfont.lfItalic )
+ pos.right += pos.bottom/2/numlines;
+
+ // background frame and rounding radius
+ int32_t frame = 0, roundR = 0;
+ if ( pTextType->opaque )
+ {
+ roundR= (int32_t)(pos.bottom/numlines * pTextType->b_round / 100 ) ;
+ frame = (int32_t)(/*3.5 + */0.29289*roundR ) ;
+ pos.right += pos.bottom/numlines/3 ; // JUST FOR BEAUTY
+ }
+
+ //Preparing Bitmap Info
+ int32_t width=pos.right +frame*2;
+ int32_t height=pos.bottom +frame*2;
+ BITMAPINFO bmInfo;
+ memset(&bmInfo.bmiHeader,0,sizeof(BITMAPINFOHEADER));
+ bmInfo.bmiHeader.biSize=sizeof(BITMAPINFOHEADER);
+ bmInfo.bmiHeader.biWidth=width;
+ bmInfo.bmiHeader.biHeight=height;
+ bmInfo.bmiHeader.biPlanes=1;
+ bmInfo.bmiHeader.biBitCount=24;
+ uint8_t *pbase; //points to the final dib
+
+ HBITMAP TmpBmp=CreateDIBSection(TmpDC,&bmInfo,DIB_RGB_COLORS,(void**)&pbase,0,0);
+ HGDIOBJ TmpObj=SelectObject(TmpDC,TmpBmp);
+ memset(pbase,0,height*((((24 * width) + 31) / 32) * 4));
+
+ ::DrawText(TmpDC,pTextType->text,len, &pos, /*DT_EDITCONTROL|DT_EXTERNALLEADING|*/DT_NOPREFIX| pTextType->align );
+
+ CxImage itext;
+ itext.CreateFromHBITMAP(TmpBmp);
+ y=head.biHeight-y-1;
+
+ itext.Negative();
+
+#if CXIMAGE_SUPPORT_DSP
+ if (pTextType->smooth==FALSE){
+ itext.Threshold(128);
+ } else {
+ //itext.TextBlur();
+ }
+#endif
+
+ //move the insertion point according to alignment type
+ // DT_CENTER: cursor points to the center of text rectangle
+ // DT_RIGHT: cursor points to right side end of text rectangle
+ // DT_LEFT: cursor points to left end of text rectangle
+ if ( pTextType->align == DT_CENTER )
+ x -= width/2;
+ else if ( pTextType->align == DT_RIGHT )
+ x -= width;
+ if (x<0) x=0;
+
+ //draw the background first, if it exists
+ int32_t ix,iy;
+ if ( pTextType->opaque )
+ {
+ int32_t ixf=0;
+ for (ix=0;ix<width;ix++)
+ {
+ if ( ix<=roundR )
+ ixf = (int32_t)(.5+roundR-sqrt((float)(roundR*roundR-(ix-roundR)*(ix-roundR))));
+ else if ( ix>=width-roundR-1 )
+ ixf = (int32_t)(.5+roundR-sqrt((float)(roundR*roundR-(width-1-ix-roundR)*(width-1-ix-roundR))));
+ else
+ ixf=0;
+
+ for (iy=0;iy<height;iy++)
+ {
+ if ( (ix<=roundR && ( iy > height-ixf-1 || iy < ixf )) ||
+ (ix>=width-roundR-1 && ( iy > height-ixf-1 || iy < ixf )) )
+ continue;
+ else
+ if ( pTextType->b_opacity > 0.0 && pTextType->b_opacity < 1.0 )
+ {
+ RGBQUAD bcolor, pcolor;
+ // calculate a transition color from original image to background color:
+ pcolor = GetPixelColor(x+ix,y+iy);
+ bcolor.rgbBlue = (uint8_t)(pTextType->b_opacity * pcolor.rgbBlue + (1.0-pTextType->b_opacity) * p_backcolor.rgbBlue );
+ bcolor.rgbRed = (uint8_t)(pTextType->b_opacity * pcolor.rgbRed + (1.0-pTextType->b_opacity) * p_backcolor.rgbRed ) ;
+ bcolor.rgbGreen = (uint8_t)(pTextType->b_opacity * pcolor.rgbGreen + (1.0-pTextType->b_opacity) * p_backcolor.rgbGreen ) ;
+ bcolor.rgbReserved = 0;
+ SetPixelColor(x+ix,y+iy,bcolor,bSetAlpha);
+ }
+ else
+ SetPixelColor(x+ix,y+iy,p_backcolor,bSetAlpha);
+ }
+ }
+ }
+
+ // draw the text itself
+ for (ix=0;ix<width;ix++)
+ {
+ for (iy=0;iy<height;iy++)
+ {
+ RGBQUAD pcolor = GetPixelColor(x+ix,y+iy);
+ RGBQUAD tcolor = itext.GetPixelColor(ix,iy);
+ if (tcolor.rgbBlue!=255){
+ float a = tcolor.rgbBlue/255.0f;
+ pcolor.rgbBlue = (uint8_t)(a * (pcolor.rgbBlue - p_forecolor.rgbBlue) + p_forecolor.rgbBlue );
+ pcolor.rgbRed = (uint8_t)(a * (pcolor.rgbRed - p_forecolor.rgbRed) + p_forecolor.rgbRed ) ;
+ pcolor.rgbGreen = (uint8_t)(a * (pcolor.rgbGreen - p_forecolor.rgbGreen) + p_forecolor.rgbGreen );
+ pcolor.rgbReserved = 0;
+ SetPixelColor(x+ix+frame,y+iy-frame,pcolor,bSetAlpha);
+ //SetPixelColor(x+ix+frame,y+iy-frame,p_forecolor,bSetAlpha);
+ }
+ }
+ }
+
+ //cleanup
+ if (pOldFont) SelectObject(TmpDC,pOldFont);
+ DeleteObject(m_Font);
+ DeleteObject(SelectObject(TmpDC,TmpObj));
+ DeleteDC(TmpDC);
+ return 1;
+}
+
+//////////////////////////////////////////////////////////////////////////////
+void CxImage::InitTextInfo( CXTEXTINFO *txt )
+{
+
+ memset( txt, 0, sizeof(CXTEXTINFO));
+
+ // LOGFONT defaults
+ txt->lfont.lfHeight = -36;
+ txt->lfont.lfCharSet = EASTEUROPE_CHARSET; // just for Central-European users
+ txt->lfont.lfWeight = FW_NORMAL;
+ txt->lfont.lfWidth = 0;
+ txt->lfont.lfEscapement = 0;
+ txt->lfont.lfOrientation = 0;
+ txt->lfont.lfItalic = FALSE;
+ txt->lfont.lfUnderline = FALSE;
+ txt->lfont.lfStrikeOut = FALSE;
+ txt->lfont.lfOutPrecision = OUT_DEFAULT_PRECIS;
+ txt->lfont.lfClipPrecision = CLIP_DEFAULT_PRECIS;
+ txt->lfont.lfQuality = PROOF_QUALITY;
+ txt->lfont.lfPitchAndFamily= DEFAULT_PITCH | FF_DONTCARE ;
+ _stprintf( txt->lfont.lfFaceName, _T("Arial")); //use TCHAR mappings <Cesar M>
+
+ // initial colors
+ txt->fcolor = RGB( 255,255,160 ); // default foreground: light goldyellow
+ txt->bcolor = RGB( 0, 80,160 ); // default background: light blue
+
+ // background
+ txt->opaque = TRUE; // text has a non-transparent background;
+ txt->smooth = TRUE;
+ txt->b_opacity = 0.0; // default: opaque background
+ txt->b_outline = 0; // default: no outline (OUTLINE NOT IMPLEMENTED AT THIS TIME)
+ txt->b_round = 20; // default: rounding radius is 20% of the rectangle height
+ // the text
+ _stprintf( txt->text, _T("Sample Text 01234õû")); // text use TCHAR mappings <Cesar M>
+ txt->align = DT_CENTER;
+ return;
+}
+
+#if CXIMAGE_SUPPORT_LAYERS
+////////////////////////////////////////////////////////////////////////////////
+int32_t CxImage::LayerDrawAll(HDC hdc, const RECT& rect, RECT* pClipRect, bool bSmooth)
+{
+ return LayerDrawAll(hdc, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, pClipRect,bSmooth);
+}
+////////////////////////////////////////////////////////////////////////////////
+int32_t CxImage::LayerDrawAll(HDC hdc, int32_t x, int32_t y, int32_t cx, int32_t cy, RECT* pClipRect, bool bSmooth)
+{
+ int32_t n=0;
+ CxImage* pLayer;
+ while(pLayer=GetLayer(n++)){
+ if (pLayer->Draw(hdc,x+pLayer->info.xOffset,y+pLayer->info.yOffset,cx,cy,pClipRect,bSmooth)==0)
+ return 0;
+ if (pLayer->LayerDrawAll(hdc,x+pLayer->info.xOffset,y+pLayer->info.yOffset,cx,cy,pClipRect,bSmooth)==0)
+ return 0;
+ }
+ return 1;
+}
+#endif //CXIMAGE_SUPPORT_LAYERS
+
+////////////////////////////////////////////////////////////////////////////////
+#endif //CXIMAGE_SUPPORT_WINDOWS
+////////////////////////////////////////////////////////////////////////////////
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