int test_gdi_CreateCompatibleDC(void)
{
HGDI_DC hdc;
HGDI_DC chdc;
if (!(hdc = gdi_GetDC()))
{
printf("failed to get gdi device context\n");
return -1;
}
hdc->bytesPerPixel = 2;
hdc->bitsPerPixel = 16;
hdc->drawMode = GDI_R2_XORPEN;
chdc = gdi_CreateCompatibleDC(hdc);
if (chdc->bytesPerPixel != hdc->bytesPerPixel)
return -1;
if (chdc->bitsPerPixel != hdc->bitsPerPixel)
return -1;
if (chdc->drawMode != hdc->drawMode)
return -1;
return 0;
}
void gdi_init_primary(rdpGdi* gdi)
{
gdi->primary = (gdiBitmap*) malloc(sizeof(gdiBitmap));
if (!gdi->primary)
return;
gdi->primary->hdc = gdi_CreateCompatibleDC(gdi->hdc);
if (!gdi->primary_buffer)
gdi->primary->bitmap = gdi_CreateCompatibleBitmap(gdi->hdc, gdi->width, gdi->height);
else
gdi->primary->bitmap = gdi_CreateBitmap(gdi->width, gdi->height, gdi->dstBpp, gdi->primary_buffer);
gdi_SelectObject(gdi->primary->hdc, (HGDIOBJECT) gdi->primary->bitmap);
gdi->primary->org_bitmap = NULL;
gdi->primary_buffer = gdi->primary->bitmap->data;
if (!gdi->drawing)
gdi->drawing = gdi->primary;
gdi->primary->hdc->hwnd = (HGDI_WND) malloc(sizeof(GDI_WND));
gdi->primary->hdc->hwnd->invalid = gdi_CreateRectRgn(0, 0, 0, 0);
gdi->primary->hdc->hwnd->invalid->null = 1;
gdi->primary->hdc->hwnd->count = 32;
gdi->primary->hdc->hwnd->cinvalid = (HGDI_RGN) malloc(sizeof(GDI_RGN) * gdi->primary->hdc->hwnd->count);
gdi->primary->hdc->hwnd->ninvalid = 0;
}
gdiBitmap* gdi_bitmap_new_ex(rdpGdi* gdi, int width, int height, int bpp,
BYTE* data)
{
gdiBitmap* bitmap;
bitmap = (gdiBitmap*) calloc(1, sizeof(gdiBitmap));
if (!bitmap)
goto fail_bitmap;
if (!(bitmap->hdc = gdi_CreateCompatibleDC(gdi->hdc)))
goto fail_hdc;
WLog_Print(gdi->log, WLOG_DEBUG, "gdi_bitmap_new: width:%d height:%d bpp:%d",
width, height, bpp);
if (!data)
bitmap->bitmap = gdi_CreateCompatibleBitmap(gdi->hdc, width, height);
else
bitmap->bitmap = gdi_create_bitmap(gdi, width, height, bpp, data);
if (!bitmap->bitmap)
goto fail_bitmap_bitmap;
gdi_SelectObject(bitmap->hdc, (HGDIOBJECT) bitmap->bitmap);
bitmap->org_bitmap = NULL;
return bitmap;
fail_bitmap_bitmap:
gdi_DeleteDC(bitmap->hdc);
fail_hdc:
free(bitmap);
fail_bitmap:
return NULL;
}
static BOOL gdi_Bitmap_New(rdpContext* context, rdpBitmap* bitmap)
{
gdiBitmap* gdi_bitmap;
rdpGdi* gdi = context->gdi;
gdi_bitmap = (gdiBitmap*) bitmap;
gdi_bitmap->hdc = gdi_CreateCompatibleDC(gdi->hdc);
if (!gdi_bitmap->hdc)
return FALSE;
if (!bitmap->data)
gdi_bitmap->bitmap = gdi_CreateCompatibleBitmap(
gdi->hdc, bitmap->width,
bitmap->height);
else
{
UINT32 format = bitmap->format;
gdi_bitmap->bitmap = gdi_create_bitmap(gdi, bitmap->width,
bitmap->height,
format, bitmap->data);
}
if (!gdi_bitmap->bitmap)
{
gdi_DeleteDC(gdi_bitmap->hdc);
return FALSE;
}
gdi_bitmap->hdc->format = gdi_bitmap->bitmap->format;
gdi_SelectObject(gdi_bitmap->hdc, (HGDIOBJECT) gdi_bitmap->bitmap);
gdi_bitmap->org_bitmap = NULL;
return TRUE;
}
BOOL gdi_init_primary(rdpGdi* gdi)
{
gdi->primary = (gdiBitmap*) calloc(1, sizeof(gdiBitmap));
if (!gdi->primary)
goto fail_primary;
if (!(gdi->primary->hdc = gdi_CreateCompatibleDC(gdi->hdc)))
goto fail_hdc;
if (!gdi->primary_buffer)
gdi->primary->bitmap = gdi_CreateCompatibleBitmap(gdi->hdc, gdi->width, gdi->height);
else
gdi->primary->bitmap = gdi_CreateBitmapEx(gdi->width, gdi->height, gdi->dstBpp,
gdi->primary_buffer, NULL);
if (!gdi->primary->bitmap)
goto fail_bitmap;
gdi_SelectObject(gdi->primary->hdc, (HGDIOBJECT) gdi->primary->bitmap);
gdi->primary->org_bitmap = NULL;
gdi->primary_buffer = gdi->primary->bitmap->data;
if (!(gdi->primary->hdc->hwnd = (HGDI_WND) calloc(1, sizeof(GDI_WND))))
goto fail_hwnd;
if (!(gdi->primary->hdc->hwnd->invalid = gdi_CreateRectRgn(0, 0, 0, 0)))
goto fail_hwnd;
gdi->primary->hdc->hwnd->invalid->null = 1;
gdi->primary->hdc->hwnd->count = 32;
if (!(gdi->primary->hdc->hwnd->cinvalid = (HGDI_RGN) calloc(gdi->primary->hdc->hwnd->count, sizeof(GDI_RGN))))
goto fail_hwnd;
gdi->primary->hdc->hwnd->ninvalid = 0;
if (!gdi->drawing)
gdi->drawing = gdi->primary;
return TRUE;
fail_hwnd:
gdi_DeleteObject((HGDIOBJECT) gdi->primary->bitmap);
fail_bitmap:
gdi_DeleteDC(gdi->primary->hdc);
fail_hdc:
free(gdi->primary);
gdi->primary = NULL;
fail_primary:
return FALSE;
}
void gdi_Bitmap_New(rdpContext* context, rdpBitmap* bitmap)
{
gdiBitmap* gdi_bitmap;
rdpGdi* gdi = context->gdi;
gdi_bitmap = (gdiBitmap*) bitmap;
gdi_bitmap->hdc = gdi_CreateCompatibleDC(gdi->hdc);
if (bitmap->data == NULL)
gdi_bitmap->bitmap = gdi_CreateCompatibleBitmap(gdi->hdc, bitmap->width, bitmap->height);
else
gdi_bitmap->bitmap = gdi_create_bitmap(gdi, bitmap->width, bitmap->height, gdi->dstBpp, bitmap->data);
gdi_SelectObject(gdi_bitmap->hdc, (HGDIOBJECT) gdi_bitmap->bitmap);
gdi_bitmap->org_bitmap = NULL;
}
gdiBitmap* gdi_bitmap_new_ex(rdpGdi* gdi, int width, int height, int bpp, BYTE* data)
{
gdiBitmap* bitmap;
bitmap = (gdiBitmap*) malloc(sizeof(gdiBitmap));
if (!bitmap)
return NULL;
bitmap->hdc = gdi_CreateCompatibleDC(gdi->hdc);
DEBUG_GDI("gdi_bitmap_new: width:%d height:%d bpp:%d", width, height, bpp);
if (!data)
bitmap->bitmap = gdi_CreateCompatibleBitmap(gdi->hdc, width, height);
else
bitmap->bitmap = gdi_create_bitmap(gdi, width, height, bpp, data);
gdi_SelectObject(bitmap->hdc, (HGDIOBJECT) bitmap->bitmap);
bitmap->org_bitmap = NULL;
return bitmap;
}
static BOOL gdi_init_primary(rdpGdi* gdi, UINT32 stride, UINT32 format,
BYTE* buffer, void (*pfree)(void*))
{
gdi->primary = (gdiBitmap*) calloc(1, sizeof(gdiBitmap));
if (format > 0)
gdi->dstFormat = format;
if (stride > 0)
gdi->stride = stride;
else
gdi->stride = gdi->width * GetBytesPerPixel(gdi->dstFormat);
if (!gdi->primary)
goto fail_primary;
if (!(gdi->primary->hdc = gdi_CreateCompatibleDC(gdi->hdc)))
goto fail_hdc;
if (!buffer)
{
gdi->primary->bitmap = gdi_CreateCompatibleBitmap(
gdi->hdc, gdi->width, gdi->height);
}
else
{
gdi->primary->bitmap = gdi_CreateBitmapEx(gdi->width, gdi->height,
gdi->dstFormat,
gdi->stride,
buffer, pfree);
}
gdi->stride = gdi->primary->bitmap->scanline;
if (!gdi->primary->bitmap)
goto fail_bitmap;
gdi_SelectObject(gdi->primary->hdc, (HGDIOBJECT) gdi->primary->bitmap);
gdi->primary->org_bitmap = NULL;
gdi->primary_buffer = gdi->primary->bitmap->data;
if (!(gdi->primary->hdc->hwnd = (HGDI_WND) calloc(1, sizeof(GDI_WND))))
goto fail_hwnd;
if (!(gdi->primary->hdc->hwnd->invalid = gdi_CreateRectRgn(0, 0, 0, 0)))
goto fail_hwnd;
gdi->primary->hdc->hwnd->invalid->null = TRUE;
gdi->primary->hdc->hwnd->count = 32;
if (!(gdi->primary->hdc->hwnd->cinvalid = (HGDI_RGN) calloc(
gdi->primary->hdc->hwnd->count, sizeof(GDI_RGN))))
goto fail_hwnd;
gdi->primary->hdc->hwnd->ninvalid = 0;
if (!gdi->drawing)
gdi->drawing = gdi->primary;
return TRUE;
fail_hwnd:
gdi_DeleteObject((HGDIOBJECT) gdi->primary->bitmap);
fail_bitmap:
gdi_DeleteDC(gdi->primary->hdc);
fail_hdc:
free(gdi->primary);
gdi->primary = NULL;
fail_primary:
return FALSE;
}
