#include "wx/dynlib.h"
#ifdef wxHAS_RAW_BITMAP
-#include "wx/rawbmp.h"
+ #include "wx/rawbmp.h"
#endif
#include <string.h>
-#ifndef __WIN32__
- #include <print.h>
-#endif
+#include "wx/msw/private/dc.h"
+
+using namespace wxMSWImpl;
#ifndef AC_SRC_ALPHA
#define AC_SRC_ALPHA 1
// private classes
// ----------------------------------------------------------------------------
-// various classes to change some DC property temporarily
-
-// text background and foreground colours
-class wxTextColoursChanger
-{
-public:
- wxTextColoursChanger(HDC hdc, const wxMSWDCImpl& dc)
- : m_hdc(hdc)
- {
- Change(dc.GetTextForeground(), dc.GetTextBackground());
- }
-
- wxTextColoursChanger(HDC hdc, const wxColour& colFg, const wxColour& colBg)
- : m_hdc(hdc)
- {
- Change(colFg, colBg);
- }
-
- ~wxTextColoursChanger()
- {
- if ( m_oldColFg != CLR_INVALID )
- ::SetTextColor(m_hdc, m_oldColFg);
- if ( m_oldColBg != CLR_INVALID )
- ::SetBkColor(m_hdc, m_oldColBg);
- }
-
-protected:
- // this ctor doesn't change mode immediately, call Change() later to do it
- // only if needed
- wxTextColoursChanger(HDC hdc)
- : m_hdc(hdc)
- {
- m_oldColFg =
- m_oldColBg = CLR_INVALID;
- }
-
- void Change(const wxColour& colFg, const wxColour& colBg)
- {
- if ( colFg.IsOk() )
- {
- m_oldColFg = ::SetTextColor(m_hdc, colFg.GetPixel());
- if ( m_oldColFg == CLR_INVALID )
- {
- wxLogLastError(_T("SetTextColor"));
- }
- }
- else
- {
- m_oldColFg = CLR_INVALID;
- }
-
- if ( colBg.IsOk() )
- {
- m_oldColBg = ::SetBkColor(m_hdc, colBg.GetPixel());
- if ( m_oldColBg == CLR_INVALID )
- {
- wxLogLastError(_T("SetBkColor"));
- }
- }
- else
- {
- m_oldColBg = CLR_INVALID;
- }
- }
-
-private:
- const HDC m_hdc;
- COLORREF m_oldColFg,
- m_oldColBg;
-
- wxDECLARE_NO_COPY_CLASS(wxTextColoursChanger);
-};
-
-// background mode
-class wxBkModeChanger
-{
-public:
- // set background mode to opaque if mode != wxBRUSHSTYLE_TRANSPARENT
- wxBkModeChanger(HDC hdc, int mode)
- : m_hdc(hdc)
- {
- Change(mode);
- }
-
- ~wxBkModeChanger()
- {
- if ( m_oldMode )
- ::SetBkMode(m_hdc, m_oldMode);
- }
-
-protected:
- // this ctor doesn't change mode immediately, call Change() later to do it
- // only if needed
- wxBkModeChanger(HDC hdc) : m_hdc(hdc) { m_oldMode = 0; }
-
- void Change(int mode)
- {
- m_oldMode = ::SetBkMode(m_hdc, mode == wxBRUSHSTYLE_TRANSPARENT
- ? TRANSPARENT
- : OPAQUE);
- if ( !m_oldMode )
- {
- wxLogLastError(_T("SetBkMode"));
- }
- }
-
-private:
- const HDC m_hdc;
- int m_oldMode;
-
- wxDECLARE_NO_COPY_CLASS(wxBkModeChanger);
-};
-
// instead of duplicating the same code which sets and then restores text
// colours in each wxDC method working with wxSTIPPLE_MASK_OPAQUE brushes,
// encapsulate this in a small helper class
wxDECLARE_NO_COPY_CLASS(wxBrushAttrsSetter);
};
-// this class saves the old stretch blit mode during its life time
+#ifdef __WXWINCE__
+
+#define SET_STRETCH_BLT_MODE(hdc)
+
+#else // !__WXWINCE__
+
+// this class sets the stretch blit mode to COLORONCOLOR during its lifetime
+//
+// don't use it directly, use SET_STRETCH_BLT_MODE() macro instead as it
+// expands to nothing under WinCE which doesn't have SetStretchBltMode()
class StretchBltModeChanger
{
public:
- StretchBltModeChanger(HDC hdc,
- int WXUNUSED_IN_WINCE(mode))
+ StretchBltModeChanger(HDC hdc)
: m_hdc(hdc)
{
-#ifndef __WXWINCE__
- m_modeOld = ::SetStretchBltMode(m_hdc, mode);
+ m_modeOld = ::SetStretchBltMode(m_hdc, COLORONCOLOR);
if ( !m_modeOld )
- wxLogLastError(_T("SetStretchBltMode"));
-#endif
+ {
+ wxLogLastError(wxT("SetStretchBltMode"));
+ }
}
~StretchBltModeChanger()
{
-#ifndef __WXWINCE__
if ( !::SetStretchBltMode(m_hdc, m_modeOld) )
- wxLogLastError(_T("SetStretchBltMode"));
-#endif
+ {
+ wxLogLastError(wxT("SetStretchBltMode"));
+ }
}
private:
wxDECLARE_NO_COPY_CLASS(StretchBltModeChanger);
};
+#define SET_STRETCH_BLT_MODE(hdc) \
+ StretchBltModeChanger wxMAKE_UNIQUE_NAME(stretchModeChanger)(hdc)
+
+#endif // __WXWINCE__/!__WXWINCE__
+
#if wxUSE_DYNLIB_CLASS
// helper class to cache dynamically loaded libraries and not attempt reloading
const wxChar *m_dllName;
};
-static wxOnceOnlyDLLLoader wxMSIMG32DLL(_T("msimg32"));
+static wxOnceOnlyDLLLoader wxMSIMG32DLL(wxT("msimg32"));
// we must ensure that DLLs are unloaded before the static objects cleanup time
// because we may hit the notorious DllMain() dead lock in this case if wx is
if (m_oldBitmap)
{
::SelectObject((HDC) dc, (HBITMAP) m_oldBitmap);
-#ifdef __WXDEBUG__
if (m_selectedBitmap.IsOk())
{
m_selectedBitmap.SetSelectedInto(NULL);
}
-#endif
}
m_oldBitmap = 0;
if (m_oldPen)
#else // !WinCE
if ( ::ExtSelectClipRgn(GetHdc(), (HRGN)hrgn, RGN_AND) == ERROR )
{
- wxLogLastError(_T("ExtSelectClipRgn"));
+ wxLogLastError(wxT("ExtSelectClipRgn"));
return;
}
LogicalToDeviceY(y + h));
if ( !hrgn )
{
- wxLogLastError(_T("CreateRectRgn"));
+ wxLogLastError(wxT("CreateRectRgn"));
}
else
{
{
WXMICROWIN_CHECK_HDC_RET(false)
- wxCHECK_MSG( col, false, _T("NULL colour parameter in wxMSWDCImpl::GetPixel") );
+ wxCHECK_MSG( col, false, wxT("NULL colour parameter in wxMSWDCImpl::GetPixel") );
// get the color of the pixel
COLORREF pixelcolor = ::GetPixel(GetHdc(), XLOG2DEV(x), YLOG2DEV(y));
wxCoord xxx2 = (wxCoord) (xxc+ray);
wxCoord yyy2 = (wxCoord) (yyc+ray);
- if ( m_brush.IsOk() && m_brush.GetStyle() != wxBRUSHSTYLE_TRANSPARENT )
+ if ( m_brush.IsNonTransparent() )
{
// Have to add 1 to bottom-right corner of rectangle
// to make semi-circles look right (crooked line otherwise).
// (i.e. drawn with a transparent pen) one pixel smaller in both directions
// and we want them to have the same size regardless of which pen is used
#ifndef __WXWINCE__
- if ( m_pen.IsOk() && m_pen.GetStyle() == wxPENSTYLE_TRANSPARENT )
+ if ( m_pen.IsTransparent() )
{
x2dev++;
y2dev++;
// Windows draws the filled rectangles without outline (i.e. drawn with a
// transparent pen) one pixel smaller in both directions and we want them
// to have the same size regardless of which pen is used - adjust
- if ( m_pen.GetStyle() == wxPENSTYLE_TRANSPARENT )
+ if ( m_pen.IsTransparent() )
{
x2++;
y2++;
{
WXMICROWIN_CHECK_HDC
- wxCHECK_RET( bmp.IsOk(), _T("invalid bitmap in wxMSWDCImpl::DrawBitmap") );
+ wxCHECK_RET( bmp.IsOk(), wxT("invalid bitmap in wxMSWDCImpl::DrawBitmap") );
int width = bmp.GetWidth(),
height = bmp.GetHeight();
return;
}
+ SET_STRETCH_BLT_MODE(GetHdc());
+
if ( useMask )
{
wxMask *mask = bmp.GetMask();
#ifdef __WIN32__
// use MaskBlt() with ROP which doesn't do anything to dst in the mask
// points
+ bool ok = false;
+
+#if wxUSE_SYSTEM_OPTIONS
// On some systems, MaskBlt succeeds yet is much much slower
// than the wxWidgets fall-back implementation. So we need
// to be able to switch this on and off at runtime.
- bool ok = false;
-#if wxUSE_SYSTEM_OPTIONS
- if (wxSystemOptions::GetOptionInt(wxT("no-maskblt")) == 0)
-#endif
+ //
+ // NB: don't query the value of the option every time but do it only
+ // once as otherwise it can have real (and bad) performance
+ // implications (see #11172)
+ static bool
+ s_maskBltAllowed = wxSystemOptions::GetOptionInt("no-maskblt") == 0;
+ if ( s_maskBltAllowed )
+#endif // wxUSE_SYSTEM_OPTIONS
{
HDC cdc = GetHdc();
HDC hdcMem = ::CreateCompatibleDC(GetHdc());
void wxMSWDCImpl::DoDrawText(const wxString& text, wxCoord x, wxCoord y)
{
+ // For compatibility with other ports (notably wxGTK) and because it's
+ // genuinely useful, we allow passing multiline strings to DrawText().
+ // However there is no native MSW function to draw them directly so we
+ // instead reuse the generic DrawLabel() method to render them. Of course,
+ // DrawLabel() itself will call back to us but with single line strings
+ // only so there won't be any infinite recursion here.
+ if ( text.find('\n') != wxString::npos )
+ {
+ GetOwner()->DrawLabel(text, wxRect(x, y, 0, 0));
+ return;
+ }
+
WXMICROWIN_CHECK_HDC
DrawAnyText(text, x, y);
HGDIOBJ hfont = ::SelectObject(GetHdc(), GetHfontOf(font));
if ( hfont == HGDI_ERROR )
{
- wxLogLastError(_T("SelectObject(font)"));
+ wxLogLastError(wxT("SelectObject(font)"));
}
else // selected ok
{
{
if ( ::SelectObject(GetHdc(), (HPEN) m_oldFont) == HGDI_ERROR )
{
- wxLogLastError(_T("SelectObject(old font)"));
+ wxLogLastError(wxT("SelectObject(old font)"));
}
m_oldFont = 0;
HGDIOBJ hpen = ::SelectObject(GetHdc(), GetHpenOf(pen));
if ( hpen == HGDI_ERROR )
{
- wxLogLastError(_T("SelectObject(pen)"));
+ wxLogLastError(wxT("SelectObject(pen)"));
}
else // selected ok
{
{
if ( ::SelectObject(GetHdc(), (HPEN) m_oldPen) == HGDI_ERROR )
{
- wxLogLastError(_T("SelectObject(old pen)"));
+ wxLogLastError(wxT("SelectObject(old pen)"));
}
m_oldPen = 0;
if ( brush.IsOk() )
{
// we must make sure the brush is aligned with the logical coordinates
- // before selecting it
+ // before selecting it or using the same brush for the background of
+ // different windows would result in discontinuities
+ wxSize sizeBrushBitmap = wxDefaultSize;
wxBitmap *stipple = brush.GetStipple();
if ( stipple && stipple->IsOk() )
+ sizeBrushBitmap = stipple->GetSize();
+ else if ( brush.IsHatch() )
+ sizeBrushBitmap = wxSize(8, 8);
+
+ if ( sizeBrushBitmap.IsFullySpecified() )
{
if ( !::SetBrushOrgEx
(
GetHdc(),
- m_deviceOriginX % stipple->GetWidth(),
- m_deviceOriginY % stipple->GetHeight(),
+ m_deviceOriginX % sizeBrushBitmap.x,
+ m_deviceOriginY % sizeBrushBitmap.y,
NULL // [out] previous brush origin
) )
{
- wxLogLastError(_T("SetBrushOrgEx()"));
+ wxLogLastError(wxT("SetBrushOrgEx()"));
}
}
HGDIOBJ hbrush = ::SelectObject(GetHdc(), GetHbrushOf(brush));
if ( hbrush == HGDI_ERROR )
{
- wxLogLastError(_T("SelectObject(brush)"));
+ wxLogLastError(wxT("SelectObject(brush)"));
}
else // selected ok
{
{
if ( ::SelectObject(GetHdc(), (HPEN) m_oldBrush) == HGDI_ERROR )
{
- wxLogLastError(_T("SelectObject(old brush)"));
+ wxLogLastError(wxT("SelectObject(old brush)"));
}
m_oldBrush = 0;
return lpTextMetric.tmAveCharWidth;
}
+void wxMSWDCImpl::DoGetFontMetrics(int *height,
+ int *ascent,
+ int *descent,
+ int *internalLeading,
+ int *externalLeading,
+ int *averageWidth) const
+{
+ TEXTMETRIC tm;
+
+ GetTextMetrics(GetHdc(), &tm);
+
+ if ( height )
+ *height = tm.tmHeight;
+ if ( ascent )
+ *ascent = tm.tmAscent;
+ if ( descent )
+ *descent = tm.tmDescent;
+ if ( internalLeading )
+ *internalLeading = tm.tmInternalLeading;
+ if ( externalLeading )
+ *externalLeading = tm.tmExternalLeading;
+ if ( averageWidth )
+ *averageWidth = tm.tmAveCharWidth;
+}
+
void wxMSWDCImpl::DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
wxCoord *descent, wxCoord *externalLeading,
const wxFont *font) const
HFONT hfontOld;
if ( font )
{
- wxASSERT_MSG( font->IsOk(), _T("invalid font in wxMSWDCImpl::GetTextExtent") );
+ wxASSERT_MSG( font->IsOk(), wxT("invalid font in wxMSWDCImpl::GetTextExtent") );
hfontOld = (HFONT)::SelectObject(GetHdc(), GetHfontOf(*font));
}
const size_t len = string.length();
if ( !::GetTextExtentPoint32(GetHdc(), string.wx_str(), len, &sizeRect) )
{
- wxLogLastError(_T("GetTextExtentPoint32()"));
+ wxLogLastError(wxT("GetTextExtentPoint32()"));
}
#if !defined(_WIN32_WCE) || (_WIN32_WCE >= 400)
}
#endif // !defined(_WIN32_WCE) || (_WIN32_WCE >= 400)
- TEXTMETRIC tm;
- ::GetTextMetrics(GetHdc(), &tm);
-
if (x)
*x = sizeRect.cx;
if (y)
*y = sizeRect.cy;
- if (descent)
- *descent = tm.tmDescent;
- if (externalLeading)
- *externalLeading = tm.tmExternalLeading;
+
+ if ( descent || externalLeading )
+ {
+ DoGetFontMetrics(NULL, NULL, descent, NULL, externalLeading, NULL);
+ }
if ( hfontOld )
{
break;
default:
- wxFAIL_MSG( _T("unknown mapping mode in SetMapMode") );
+ wxFAIL_MSG( wxT("unknown mapping mode in SetMapMode") );
}
}
wxRasterOperationMode rop, bool useMask,
wxCoord xsrcMask, wxCoord ysrcMask)
{
- wxCHECK_MSG( source, false, _T("wxMSWDCImpl::Blit(): NULL wxDC pointer") );
+ wxCHECK_MSG( source, false, wxT("wxMSWDCImpl::Blit(): NULL wxDC pointer") );
WXMICROWIN_CHECK_HDC_RET(false)
wxLogLastError(wxT("BitBlt"));
}
-#ifndef __WXWINCE__
- StretchBltModeChanger changeMode(dc_buffer, COLORONCOLOR);
-#endif
+ SET_STRETCH_BLT_MODE(GetHdc());
// copy src to buffer using selected raster op
if ( !::StretchBlt(dc_buffer, 0, 0, dstWidth, dstHeight,
sizeof(ds),
&ds) == sizeof(ds) )
{
- StretchBltModeChanger changeMode(GetHdc(), COLORONCOLOR);
+ SET_STRETCH_BLT_MODE(GetHdc());
// Figure out what co-ordinate system we're supposed to specify
// ysrc in.
#endif
// __WXWINCE__
{
-#ifndef __WXWINCE__
- StretchBltModeChanger changeMode(GetHdc(), COLORONCOLOR);
-#endif
+ SET_STRETCH_BLT_MODE(GetHdc());
if ( !::StretchBlt
(
dwRop
) )
{
- wxLogLastError(_T("StretchBlt"));
+ wxLogLastError(wxT("StretchBlt"));
}
else
{
if ( !::BitBlt(GetHdc(), xdest, ydest, dstWidth, dstHeight,
hdcSrc, xsrc, ysrc, dwRop) )
{
- wxLogLastError(_T("BitBlt"));
+ wxLogLastError(wxT("BitBlt"));
}
else
{
{
int wTotal = ::GetDeviceCaps(GetHdc(), HORZRES);
- wxCHECK_RET( wTotal, _T("0 width device?") );
+ wxCHECK_RET( wTotal, wxT("0 width device?") );
*w = (wPixels * ::GetDeviceCaps(GetHdc(), HORZSIZE)) / wTotal;
}
{
int hTotal = ::GetDeviceCaps(GetHdc(), VERTRES);
- wxCHECK_RET( hTotal, _T("0 height device?") );
+ wxCHECK_RET( hTotal, wxT("0 height device?") );
*h = (hPixels * ::GetDeviceCaps(GetHdc(), VERTSIZE)) / hTotal;
}
HDC hdcSrc,
const wxBitmap& bmp)
{
- wxASSERT_MSG( bmp.IsOk() && bmp.HasAlpha(), _T("AlphaBlt(): invalid bitmap") );
- wxASSERT_MSG( hdcDst && hdcSrc, _T("AlphaBlt(): invalid HDC") );
+ wxASSERT_MSG( bmp.IsOk() && bmp.HasAlpha(), wxT("AlphaBlt(): invalid bitmap") );
+ wxASSERT_MSG( hdcDst && hdcSrc, wxT("AlphaBlt(): invalid HDC") );
// do we have AlphaBlend() and company in the headers?
#if defined(AC_SRC_OVER) && wxUSE_DYNLIB_CLASS
BLENDFUNCTION);
static AlphaBlend_t
- pfnAlphaBlend = (AlphaBlend_t)wxMSIMG32DLL.GetSymbol(_T("AlphaBlend"));
+ pfnAlphaBlend = (AlphaBlend_t)wxMSIMG32DLL.GetSymbol(wxT("AlphaBlend"));
if ( pfnAlphaBlend )
{
BLENDFUNCTION bf;
return true;
}
- wxLogLastError(_T("AlphaBlend"));
+ wxLogLastError(wxT("AlphaBlend"));
}
#else
wxUnusedVar(hdcSrc);
if ( !::BitBlt(hdcMem, 0, 0, dstWidth, dstHeight, hdcDst, xDst, yDst, SRCCOPY) )
{
- wxLogLastError(_T("BitBlt"));
+ wxLogLastError(wxT("BitBlt"));
}
// combine them with the source bitmap using alpha
dataSrc((wxBitmap &)bmpSrc);
wxCHECK_RET( dataDst && dataSrc,
- _T("failed to get raw data in wxAlphaBlend") );
+ wxT("failed to get raw data in wxAlphaBlend") );
wxAlphaPixelData::Iterator pDst(dataDst),
pSrc(dataSrc);
// and finally blit them back to the destination DC
if ( !::BitBlt(hdcDst, xDst, yDst, dstWidth, dstHeight, hdcMem, 0, 0, SRCCOPY) )
{
- wxLogLastError(_T("BitBlt"));
+ wxLogLastError(wxT("BitBlt"));
}
}
typedef BOOL
(WINAPI *GradientFill_t)(HDC, PTRIVERTEX, ULONG, PVOID, ULONG, ULONG);
static GradientFill_t pfnGradientFill =
- (GradientFill_t)wxMSIMG32DLL.GetSymbol(_T("GradientFill"));
+ (GradientFill_t)wxMSIMG32DLL.GetSymbol(wxT("GradientFill"));
if ( pfnGradientFill )
{
return;
}
- wxLogLastError(_T("GradientFill"));
+ wxLogLastError(wxT("GradientFill"));
}
#endif // wxUSE_DYNLIB_CLASS
{
typedef DWORD (WINAPI *GetLayout_t)(HDC);
static GetLayout_t
- wxDL_INIT_FUNC(s_pfn, GetLayout, wxDynamicLibrary(_T("gdi32.dll")));
+ wxDL_INIT_FUNC(s_pfn, GetLayout, wxDynamicLibrary(wxT("gdi32.dll")));
return s_pfnGetLayout ? s_pfnGetLayout(hdc) : (DWORD)-1;
}
{
typedef DWORD (WINAPI *SetLayout_t)(HDC, DWORD);
static SetLayout_t
- wxDL_INIT_FUNC(s_pfn, SetLayout, wxDynamicLibrary(_T("gdi32.dll")));
+ wxDL_INIT_FUNC(s_pfn, SetLayout, wxDynamicLibrary(wxT("gdi32.dll")));
if ( !s_pfnSetLayout )
return;
projects / wxWidgets.git / blobdiff