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Use dibsections for the images.

This commit is contained in:
Ulrich Czekalla 2004-02-20 19:57:09 +00:00 committed by Alexandre Julliard
parent 9af2de85ea
commit 5a864b2f70
1 changed files with 79 additions and 38 deletions
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117
dlls/comctl32/imagelist.c
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@ -80,6 +80,7 @@ typedef struct
static INTERNALDRAG InternalDrag = { 0, 0, 0, 0, 0, 0, FALSE, 0, FALSE };
static HBITMAP ImageList_CreateImage(HDC hdc, HIMAGELIST himl, UINT width, UINT height);
static inline BOOL is_valid(HIMAGELIST himl)
{
@ -120,31 +121,36 @@ IMAGELIST_InternalExpandBitmaps (HIMAGELIST himl, INT nImageCount, INT cx, INT c
TRACE("Create expanded bitmaps : himl=%p x=%d y=%d count=%d\n", himl, nNewWidth, cy, nNewCount);
hdcBitmap = CreateCompatibleDC (0);
hbmNewBitmap =
CreateBitmap (nNewWidth, cy, 1, himl->uBitsPixel, NULL);
hbmNewBitmap = ImageList_CreateImage(hdcBitmap, himl, nNewWidth, cy);
if (hbmNewBitmap == 0)
ERR("creating new image bitmap (x=%d y=%d)!\n", nNewWidth, cy);
hbmNull = SelectObject (hdcBitmap, hbmNewBitmap);
BitBlt (hdcBitmap, 0, 0, himl->cCurImage * himl->cx, cy,
himl->hdcImage, 0, 0, SRCCOPY);
SelectObject (hdcBitmap, hbmNull);
if(himl->cCurImage)
{
hbmNull = SelectObject (hdcBitmap, hbmNewBitmap);
BitBlt (hdcBitmap, 0, 0, himl->cCurImage * himl->cx, cy,
himl->hdcImage, 0, 0, SRCCOPY);
SelectObject (hdcBitmap, hbmNull);
}
SelectObject (himl->hdcImage, hbmNewBitmap);
DeleteObject (himl->hbmImage);
himl->hbmImage = hbmNewBitmap;
if (himl->hbmMask) {
hbmNewBitmap =
CreateBitmap (nNewWidth, cy, 1, 1, NULL);
if (himl->flags & ILC_MASK)
{
hbmNewBitmap = CreateBitmap (nNewWidth, cy, 1, 1, NULL);
if (hbmNewBitmap == 0)
ERR("creating new mask bitmap!\n");
SelectObject (hdcBitmap, hbmNewBitmap);
BitBlt (hdcBitmap, 0, 0, himl->cCurImage * himl->cx, cy,
himl->hdcMask, 0, 0, SRCCOPY);
SelectObject (hdcBitmap, hbmNull);
if(himl->cCurImage)
{
hbmNull = SelectObject (hdcBitmap, hbmNewBitmap);
BitBlt (hdcBitmap, 0, 0, himl->cCurImage * himl->cx, cy,
himl->hdcMask, 0, 0, SRCCOPY);
SelectObject (hdcBitmap, hbmNull);
}
SelectObject (himl->hdcMask, hbmNewBitmap);
DeleteObject (himl->hbmMask);
himl->hbmMask = hbmNewBitmap;
@ -545,6 +551,7 @@ ImageList_Create (INT cx, INT cy, UINT flags,
HIMAGELIST himl;
INT nCount;
HBITMAP hbmTemp;
UINT ilc = (flags & 0xFE);
static WORD aBitBlend25[] =
{0xAA, 0x00, 0x55, 0x00, 0xAA, 0x00, 0x55, 0x00};
@ -583,22 +590,21 @@ ImageList_Create (INT cx, INT cy, UINT flags,
goto cleanup;
}
himl->uBitsPixel = (UINT)GetDeviceCaps (himl->hdcImage, BITSPIXEL);
/* Default to ILC_COLOR4 if non of the ILC_COLOR* flags are specified */
if (ilc == ILC_COLOR)
ilc = ILC_COLOR4;
TRACE("Image: %d Bits per Pixel\n", himl->uBitsPixel);
if (ilc >= ILC_COLOR4 && ilc <= ILC_COLOR32)
himl->uBitsPixel = ilc;
else
himl->uBitsPixel = (UINT)GetDeviceCaps (himl->hdcImage, BITSPIXEL);
if (himl->cMaxImage > 0) {
himl->hbmImage =
CreateBitmap (himl->cx * himl->cMaxImage, himl->cy,
1, himl->uBitsPixel, NULL);
if (himl->hbmImage == 0) {
ERR("Error creating image bitmap!\n");
goto cleanup;
}
SelectObject(himl->hdcImage, himl->hbmImage);
}
if (himl->cMaxImage > 0)
himl->hbmImage = ImageList_CreateImage(himl->hdcImage, himl, cx * himl->cMaxImage, cy);
else
himl->hbmImage = 0;
if (himl->flags & ILC_MASK) {
if ((himl->cMaxImage > 0) && (himl->flags & ILC_MASK)) {
himl->hbmMask =
CreateBitmap (himl->cx * himl->cMaxImage, himl->cy,
1, 1, NULL);
@ -1071,8 +1077,8 @@ ImageList_DrawIndirect (IMAGELISTDRAWPARAMS *pimldp)
bIsTransparent = (fStyle & ILD_TRANSPARENT) || clrBk == CLR_NONE;
bBlend = fStyle & (ILD_BLEND25 | ILD_BLEND50);
TRACE("hbmMask(%p) iImage(%d) x(%d) y(%d) cx(%d) cy(%d)\n",
himl->hbmMask, pimldp->i, pimldp->x, pimldp->y, cx, cy);
TRACE("himl(0x%lx) hbmMask(%p) iImage(%d) x(%d) y(%d) cx(%d) cy(%d)\n",
(DWORD)himl, himl->hbmMask, pimldp->i, pimldp->x, pimldp->y, cx, cy);
/* we will use these DCs to access the images and masks in the ImageList */
hImageListDC = himl->hdcImage;
@ -2055,8 +2061,7 @@ ImageList_Remove (HIMAGELIST himl, INT i)
for (nCount = 0; nCount < MAX_OVERLAYIMAGE; nCount++)
himl->nOvlIdx[nCount] = -1;
hbmNewImage = CreateBitmap (himl->cMaxImage * himl->cx, himl->cy,
1, himl->uBitsPixel, NULL);
hbmNewImage = ImageList_CreateImage(himl->hdcImage, himl, himl->cMaxImage * himl->cx, himl->cy);
SelectObject (himl->hdcImage, hbmNewImage);
DeleteObject (himl->hbmImage);
himl->hbmImage = hbmNewImage;
@ -2074,15 +2079,15 @@ ImageList_Remove (HIMAGELIST himl, INT i)
TRACE("Remove single image! %d\n", i);
/* create new bitmap(s) */
cxNew = (himl->cCurImage + himl->cGrow - 1) * himl->cx;
nCount = (himl->cCurImage + himl->cGrow - 1);
cxNew = nCount * himl->cx;
TRACE(" - Number of images: %d / %d (Old/New)\n",
himl->cCurImage, himl->cCurImage - 1);
TRACE(" - Max. number of images: %d / %d (Old/New)\n",
himl->cMaxImage, himl->cCurImage + himl->cGrow - 1);
hbmNewImage =
CreateBitmap (cxNew, himl->cy, 1, himl->uBitsPixel, NULL);
hbmNewImage = ImageList_CreateImage(himl->hdcImage, himl, cxNew, himl->cy);
if (himl->hbmMask)
hbmNewMask = CreateBitmap (cxNew, himl->cy, 1, 1, NULL);
@ -2484,8 +2489,7 @@ ImageList_SetIconSize (HIMAGELIST himl, INT cx, INT cy)
for (nCount = 0; nCount < MAX_OVERLAYIMAGE; nCount++)
himl->nOvlIdx[nCount] = -1;
hbmNew = CreateBitmap (himl->cMaxImage * himl->cx, himl->cy,
1, himl->uBitsPixel, NULL);
hbmNew = ImageList_CreateImage(himl->hdcImage, himl, himl->cMaxImage * himl->cx, himl->cy);
SelectObject (himl->hdcImage, hbmNew);
DeleteObject (himl->hbmImage);
himl->hbmImage = hbmNew;
@ -2540,8 +2544,8 @@ ImageList_SetImageCount (HIMAGELIST himl, UINT iImageCount)
hdcBitmap = CreateCompatibleDC (0);
hbmNewBitmap = CreateBitmap (nNewCount * himl->cx, himl->cy,
1, himl->uBitsPixel, NULL);
hbmNewBitmap = ImageList_CreateImage(hdcBitmap, himl, nNewCount * himl->cx, himl->cy);
if (hbmNewBitmap != 0)
{
SelectObject (hdcBitmap, hbmNewBitmap);
@ -2782,3 +2786,40 @@ ImageList_Write (HIMAGELIST himl, LPSTREAM pstm)
return TRUE;
}
static HBITMAP ImageList_CreateImage(HDC hdc, HIMAGELIST himl, UINT width, UINT height)
{
HBITMAP hbmNewBitmap;
UINT ilc = (himl->flags & 0xFE);
if ((ilc >= ILC_COLOR4 && ilc <= ILC_COLOR32) || ilc == ILC_COLOR)
{
VOID* bits;
BITMAPINFO bmi;
TRACE("Creating DIBSection: %d Bits per Pixel\n", himl->uBitsPixel);
bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
bmi.bmiHeader.biWidth = width;
bmi.bmiHeader.biHeight = height;
bmi.bmiHeader.biPlanes = 1;
bmi.bmiHeader.biBitCount = himl->uBitsPixel;
bmi.bmiHeader.biCompression = BI_RGB;
bmi.bmiHeader.biSizeImage = 0;
bmi.bmiHeader.biXPelsPerMeter = 0;
bmi.bmiHeader.biYPelsPerMeter = 0;
bmi.bmiHeader.biClrUsed = 0;
bmi.bmiHeader.biClrImportant = 0;
hbmNewBitmap = CreateDIBSection(hdc, &bmi, DIB_RGB_COLORS, &bits, 0, 0);
}
else /*if (ilc == ILC_COLORDDB)*/
{
TRACE("Creating Bitmap: %d Bits per Pixel\n", himl->uBitsPixel);
hbmNewBitmap = CreateBitmap (width, height, 1, himl->uBitsPixel, NULL);
}
return hbmNewBitmap;
}