DECLARE_NO_COPY_CLASS(StretchBltModeChanger)
};
+#if wxUSE_DYNLIB_CLASS
+
// helper class to cache dynamically loaded libraries and not attempt reloading
// them if it fails
class wxOnceOnlyDLLLoader
wxOnceOnlyDLLLoader(const wxChar *dllName)
: m_dllName(dllName)
{
- };
+ }
// return the symbol with the given name or NULL if the DLL not loaded
static wxOnceOnlyDLLLoader wxGDI32DLL(_T("gdi32"));
static wxOnceOnlyDLLLoader wxMSIMG32DLL(_T("msimg32"));
+#endif // wxUSE_DYNLIB_CLASS
+
// ===========================================================================
// implementation
// ===========================================================================
::FillRect(GetHdc(), &rect, brush);
::DeleteObject(brush);
-#ifndef __WXWINCE__
- int width = DeviceToLogicalXRel(VIEWPORT_EXTENT)*m_signX,
- height = DeviceToLogicalYRel(VIEWPORT_EXTENT)*m_signY;
-
- ::SetMapMode(GetHdc(), MM_ANISOTROPIC);
-
- ::SetViewportExtEx(GetHdc(), VIEWPORT_EXTENT, VIEWPORT_EXTENT, NULL);
- ::SetWindowExtEx(GetHdc(), width, height, NULL);
- ::SetViewportOrgEx(GetHdc(), (int)m_deviceOriginX, (int)m_deviceOriginY, NULL);
- ::SetWindowOrgEx(GetHdc(), (int)m_logicalOriginX, (int)m_logicalOriginY, NULL);
-#endif
+ RealizeScaleAndOrigin();
}
bool wxDC::DoFloodFill(wxCoord WXUNUSED_IN_WINCE(x),
}
#if wxUSE_SPLINES
-void wxDC::DoDrawSpline(wxList *points)
+void wxDC::DoDrawSpline(const wxPointList *points)
{
#ifdef __WXWINCE__
// WinCE does not support ::PolyBezier so use generic version
size_t bezier_pos = 0;
wxCoord x1, y1, x2, y2, cx1, cy1, cx4, cy4;
- wxList::compatibility_iterator node = points->GetFirst();
- wxPoint *p = (wxPoint *)node->GetData();
+ wxPointList::compatibility_iterator node = points->GetFirst();
+ wxPoint *p = node->GetData();
lppt[ bezier_pos ].x = x1 = p->x;
lppt[ bezier_pos ].y = y1 = p->y;
bezier_pos++;
bezier_pos++;
node = node->GetNext();
- p = (wxPoint *)node->GetData();
+ p = node->GetData();
x2 = p->x;
y2 = p->y;
rx2 += (int)(100.0 * abs(w) * cos(ea));
ry2 -= (int)(100.0 * abs(h) * m_signY * sin(ea));
+ // Swap start and end positions if the end angle is less than the start angle.
+ if (ea < sa) {
+ int temp;
+ temp = rx2;
+ rx2 = rx1;
+ rx1 = temp;
+ temp = ry2;
+ ry2 = ry1;
+ ry1 = temp;
+ }
+
// draw pie with NULL_PEN first and then outline otherwise a line is
// drawn from the start and end points to the centre
HPEN hpenOld = (HPEN) ::SelectObject(GetHdc(), (HPEN) ::GetStockObject(NULL_PEN));
void wxDC::DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
wxCoord *descent, wxCoord *externalLeading,
- wxFont *font) const
+ const wxFont *font) const
{
#ifdef __WXMICROWIN__
if (!GetHDC())
SIZE sizeRect;
const size_t len = string.length();
- if ( !::GetTextExtentPoint32(GetHdc(), string, len, &sizeRect) )
+ if ( !::GetTextExtentPoint32(GetHdc(), string.wx_str(), len, &sizeRect) )
{
wxLogLastError(_T("GetTextExtentPoint32()"));
}
return true;
}
+void wxDC::RealizeScaleAndOrigin()
+{
+ // VZ: it seems very wasteful to always use MM_ANISOTROPIC when in 99% of
+ // cases we could do with MM_TEXT and in the remaining 0.9% with
+ // MM_ISOTROPIC (TODO!)
+#ifndef __WXWINCE__
+ ::SetMapMode(GetHdc(), MM_ANISOTROPIC);
+ int width = DeviceToLogicalXRel(VIEWPORT_EXTENT)*m_signX,
+ height = DeviceToLogicalYRel(VIEWPORT_EXTENT)*m_signY;
+ ::SetViewportExtEx(GetHdc(), VIEWPORT_EXTENT, VIEWPORT_EXTENT, NULL);
+ ::SetWindowExtEx(GetHdc(), width, height, NULL);
+
+ ::SetViewportOrgEx(GetHdc(), m_deviceOriginX, m_deviceOriginY, NULL);
+ ::SetWindowOrgEx(GetHdc(), m_logicalOriginX, m_logicalOriginY, NULL);
+#endif
+
+}
void wxDC::SetMapMode(int mode)
{
wxFAIL_MSG( _T("unknown mapping mode in SetMapMode") );
}
}
-
- // VZ: it seems very wasteful to always use MM_ANISOTROPIC when in 99% of
- // cases we could do with MM_TEXT and in the remaining 0.9% with
- // MM_ISOTROPIC (TODO!)
-#ifndef __WXWINCE__
- ::SetMapMode(GetHdc(), MM_ANISOTROPIC);
-
- int width = DeviceToLogicalXRel(VIEWPORT_EXTENT)*m_signX,
- height = DeviceToLogicalYRel(VIEWPORT_EXTENT)*m_signY;
-
- ::SetViewportExtEx(GetHdc(), VIEWPORT_EXTENT, VIEWPORT_EXTENT, NULL);
- ::SetWindowExtEx(GetHdc(), width, height, NULL);
-
- ::SetViewportOrgEx(GetHdc(), m_deviceOriginX, m_deviceOriginY, NULL);
- ::SetWindowOrgEx(GetHdc(), m_logicalOriginX, m_logicalOriginY, NULL);
-#endif
+
+ ComputeScaleAndOrigin();
+
+ RealizeScaleAndOrigin();
}
void wxDC::SetUserScale(double x, double y)
if ( x == m_userScaleX && y == m_userScaleY )
return;
- m_userScaleX = x;
- m_userScaleY = y;
-
- this->SetMapMode(m_mappingMode);
+ wxDCBase::SetUserScale(x,y);
+
+ RealizeScaleAndOrigin();
}
-void wxDC::SetAxisOrientation(bool WXUNUSED_IN_WINCE(xLeftRight),
- bool WXUNUSED_IN_WINCE(yBottomUp))
+void wxDC::SetAxisOrientation(bool xLeftRight,
+ bool yBottomUp)
{
WXMICROWIN_CHECK_HDC
-#ifndef __WXWINCE__
int signX = xLeftRight ? 1 : -1,
signY = yBottomUp ? -1 : 1;
-
- if ( signX != m_signX || signY != m_signY )
- {
- m_signX = signX;
- m_signY = signY;
-
- SetMapMode(m_mappingMode);
- }
-#endif
-}
-
-void wxDC::SetSystemScale(double x, double y)
-{
- WXMICROWIN_CHECK_HDC
-
- if ( x == m_scaleX && y == m_scaleY )
+
+ if (signX == m_signX && signY == m_signY)
return;
+
+ wxDCBase::SetAxisOrientation( xLeftRight, yBottomUp );
- m_scaleX = x;
- m_scaleY = y;
-
-#ifndef __WXWINCE__
- SetMapMode(m_mappingMode);
-#endif
+ RealizeScaleAndOrigin();
}
void wxDC::SetLogicalOrigin(wxCoord x, wxCoord y)
if ( x == m_logicalOriginX && y == m_logicalOriginY )
return;
- m_logicalOriginX = x;
- m_logicalOriginY = y;
+ wxDCBase::SetLogicalOrigin( x, y );
#ifndef __WXWINCE__
::SetWindowOrgEx(GetHdc(), (int)m_logicalOriginX, (int)m_logicalOriginY, NULL);
if ( x == m_deviceOriginX && y == m_deviceOriginY )
return;
-
- m_deviceOriginX = x;
- m_deviceOriginY = y;
+
+ wxDCBase::SetDeviceOrigin( x, y );
::SetViewportOrgEx(GetHdc(), (int)m_deviceOriginX, (int)m_deviceOriginY, NULL);
}
-// ---------------------------------------------------------------------------
-// coordinates transformations
-// ---------------------------------------------------------------------------
-
-wxCoord wxDCBase::DeviceToLogicalX(wxCoord x) const
-{
- return DeviceToLogicalXRel(x - m_deviceOriginX)*m_signX + m_logicalOriginX;
-}
-
-wxCoord wxDCBase::DeviceToLogicalXRel(wxCoord x) const
-{
- // axis orientation is not taken into account for conversion of a distance
- return (wxCoord)(x / (m_logicalScaleX*m_userScaleX*m_scaleX));
-}
-
-wxCoord wxDCBase::DeviceToLogicalY(wxCoord y) const
-{
- return DeviceToLogicalYRel(y - m_deviceOriginY)*m_signY + m_logicalOriginY;
-}
-
-wxCoord wxDCBase::DeviceToLogicalYRel(wxCoord y) const
-{
- // axis orientation is not taken into account for conversion of a distance
- return (wxCoord)( y / (m_logicalScaleY*m_userScaleY*m_scaleY));
-}
-
-wxCoord wxDCBase::LogicalToDeviceX(wxCoord x) const
-{
- return LogicalToDeviceXRel(x - m_logicalOriginX)*m_signX + m_deviceOriginX;
-}
-
-wxCoord wxDCBase::LogicalToDeviceXRel(wxCoord x) const
-{
- // axis orientation is not taken into account for conversion of a distance
- return (wxCoord) (x*m_logicalScaleX*m_userScaleX*m_scaleX);
-}
-
-wxCoord wxDCBase::LogicalToDeviceY(wxCoord y) const
-{
- return LogicalToDeviceYRel(y - m_logicalOriginY)*m_signY + m_deviceOriginY;
-}
-
-wxCoord wxDCBase::LogicalToDeviceYRel(wxCoord y) const
-{
- // axis orientation is not taken into account for conversion of a distance
- return (wxCoord) (y*m_logicalScaleY*m_userScaleY*m_scaleY);
-}
-
// ---------------------------------------------------------------------------
// bit blit
// ---------------------------------------------------------------------------
+
bool wxDC::DoBlit(wxCoord dstX, wxCoord dstY,
wxCoord dstWidth, wxCoord dstHeight,
wxDC *source,
{
WXMICROWIN_CHECK_HDC
- m_logicalScaleX = x;
- m_logicalScaleY = y;
+ wxDCBase::SetLogicalScale(x,y);
}
// ----------------------------------------------------------------------------
wxDCBase::DoGradientFillLinear(rect, initialColour, destColour, nDirection);
}
+#if wxUSE_DYNLIB_CLASS
+
static DWORD wxGetDCLayout(HDC hdc)
{
typedef DWORD (WINAPI *GetLayout_t)(HDC);
pfnSetLayout(GetHdc(), layout);
}
+
+#else // !wxUSE_DYNLIB_CLASS
+
+// we can't provide RTL support without dynamic loading, so stub it out
+wxLayoutDirection wxDC::GetLayoutDirection() const
+{
+ return wxLayout_Default;
+}
+
+void wxDC::SetLayoutDirection(wxLayoutDirection WXUNUSED(dir))
+{
+}
+
+#endif // wxUSE_DYNLIB_CLASS/!wxUSE_DYNLIB_CLASS
projects / wxWidgets.git / blobdiff