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Fix GH issue #188 (GDI object leak). Also refactored V_CreateLookup_Text() and V_CreateLookup_MonoText() to use common code.

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This commit is contained in:
tomcw 2014-09-21 16:12:05 +01:00
parent 3e22d07951
commit 8098b84a0e
1 changed files with 39 additions and 55 deletions
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94
source/Video.cpp
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@ -771,41 +771,6 @@ void V_CreateIdentityPalette ()
ReleaseDC(window,dc);
}
//===========================================================================
void V_CreateLookup_MonoText (HDC hDstDC)
{
static HBITMAP hCharBitmap[4];
HDC hSrcDC = CreateCompatibleDC(hDstDC);
hCharBitmap[0] = LoadBitmap(g_hInstance,TEXT("CHARSET40"));
hCharBitmap[1] = LoadBitmap(g_hInstance,TEXT("CHARSET82"));
hCharBitmap[2] = LoadBitmap(g_hInstance,TEXT("CHARSET8C")); // FIXME: Pravets 8M probably has the same charset as Pravets 8C
hCharBitmap[3] = LoadBitmap(g_hInstance,TEXT("CHARSET8C"));
HBRUSH hBrush;
switch (g_eVideoType)
{
case VT_MONO_AMBER: hBrush = CreateSolidBrush(RGB(0xFF,0x80,0x00)); break;
case VT_MONO_GREEN: hBrush = CreateSolidBrush(RGB(0x00,0xC0,0x00)); break;
case VT_MONO_WHITE: hBrush = CreateSolidBrush(RGB(0xFF,0xFF,0xFF)); break;
default : hBrush = CreateSolidBrush(monochrome); break;
}
SelectObject(hSrcDC,hCharBitmap[g_nCharsetType]);
SelectObject(hDstDC,hBrush);
// TODO: Update with APPLE_FONT_Y_ values
BitBlt( hDstDC,SRCOFFS_40COL ,0,256,512,hSrcDC,0, 0,MERGECOPY);
BitBlt( hDstDC,SRCOFFS_IIPLUS,0,256,256,hSrcDC,0,512,MERGECOPY);
StretchBlt(hDstDC,SRCOFFS_80COL ,0,128,512,hSrcDC,0, 0,256,512,MERGECOPY);
SelectObject(hDstDC,GetStockObject(NULL_BRUSH));
DeleteObject(hBrush);
DeleteDC(hSrcDC);
DeleteObject(hCharBitmap);
}
//===========================================================================
void V_CreateDIBSections ()
{
@ -1434,35 +1399,54 @@ HBRUSH V_CreateCustomBrush(COLORREF nColor)
//===========================================================================
void V_CreateLookup_Text (HDC dc)
static void CreateLookup_TextCommon(HDC hDstDC, DWORD rop)
{
HDC memdc = CreateCompatibleDC(dc);
static HBITMAP hCharBitmap[4];
//The charset is set below
HBITMAP hCharBitmap[4];
HDC hSrcDC = CreateCompatibleDC(hDstDC);
hCharBitmap[0] = LoadBitmap(g_hInstance,TEXT("CHARSET40"));
hCharBitmap[1] = LoadBitmap(g_hInstance,TEXT("CHARSET82"));
hCharBitmap[2] = LoadBitmap(g_hInstance,TEXT("CHARSET8C")); // FIXME: Pravets 8M probably has the same charset as Pravets 8C
hCharBitmap[3] = LoadBitmap(g_hInstance,TEXT("CHARSET8C"));
SelectObject(memdc,hCharBitmap[g_nCharsetType]);
SelectObject(hSrcDC, hCharBitmap[g_nCharsetType]);
BitBlt(
dc // hdcDest
,SRCOFFS_40COL ,0 // nXDest, nYDest
,256 ,512 // nWidth, nHeight
,memdc // hdcSrc
,0 ,0 // nXSrc, nYSrc
,SRCCOPY ); // dwRop
// Chars for Apple ][
BitBlt(dc,SRCOFFS_IIPLUS,0,256,256,memdc,0,512,SRCCOPY);
// Chars for 80 col mode
StretchBlt(dc,SRCOFFS_80COL,0,128,512,memdc,0,0,256,512,SRCCOPY);
DeleteDC(memdc);
DeleteObject(hCharBitmap);
// TODO: Update with APPLE_FONT_Y_ values
BitBlt( hDstDC, SRCOFFS_40COL ,0,256,512,hSrcDC,0, 0,rop);
BitBlt( hDstDC, SRCOFFS_IIPLUS,0,256,256,hSrcDC,0,512,rop); // Chars for Apple ][
StretchBlt(hDstDC, SRCOFFS_80COL ,0,128,512,hSrcDC,0, 0,256,512,rop); // Chars for 80 col mode
DeleteDC(hSrcDC);
for (UINT i=0; i<4; i++)
DeleteObject(hCharBitmap[i]);
}
static void V_CreateLookup_Text(HDC hDstDC)
{
CreateLookup_TextCommon(hDstDC, SRCCOPY);
}
static void V_CreateLookup_MonoText(HDC hDstDC)
{
HBRUSH hBrush;
switch (g_eVideoType)
{
case VT_MONO_AMBER: hBrush = CreateSolidBrush(RGB(0xFF,0x80,0x00)); break;
case VT_MONO_GREEN: hBrush = CreateSolidBrush(RGB(0x00,0xC0,0x00)); break;
case VT_MONO_WHITE: hBrush = CreateSolidBrush(RGB(0xFF,0xFF,0xFF)); break;
default : hBrush = CreateSolidBrush(monochrome); break;
}
SelectObject(hDstDC, hBrush);
// NB. MERGECOPY (not SRCCOPY) to merge the src with the colour of the dst's selected brush
CreateLookup_TextCommon(hDstDC, MERGECOPY);
SelectObject(hDstDC,GetStockObject(NULL_BRUSH));
DeleteObject(hBrush);
}
//===========================================================================
void SetLastDrawnImage ()
{