X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/3a5bcc4db0851bf8cd3063917511b0b17c7f9679..5e63b67d367808e505402a65c079b5dc45075f43:/src/msw/dc.cpp diff --git a/src/msw/dc.cpp b/src/msw/dc.cpp index 343ed9d7a0..a56e537832 100644 --- a/src/msw/dc.cpp +++ b/src/msw/dc.cpp @@ -29,6 +29,7 @@ #endif #ifndef WX_PRECOMP + #include "wx/image.h" #include "wx/window.h" #include "wx/dc.h" #include "wx/utils.h" @@ -53,7 +54,6 @@ #endif #include -#include #if wxUSE_COMMON_DIALOGS && !defined(__WXMICROWIN__) #include @@ -93,11 +93,6 @@ static const int VIEWPORT_EXTENT = 1000; static const int MM_POINTS = 9; static const int MM_METRIC = 10; -// usually this is defined in math.h -#ifndef M_PI - static const double M_PI = 3.14159265358979323846; -#endif // M_PI - // ROPs which don't have standard names (see "Ternary Raster Operations" in the // MSDN docs for how this and other numbers in wxDC::Blit() are obtained) #define DSTCOPY 0x00AA0029 // a.k.a. NOP operation @@ -113,13 +108,17 @@ static const int MM_METRIC = 10; coordinates used. */ -// logical to device -#define XLOG2DEV(x) (x) -#define YLOG2DEV(y) (y) - -// device to logical -#define XDEV2LOG(x) (x) -#define YDEV2LOG(y) (y) +#ifdef __WXWINCE__ + #define XLOG2DEV(x) ((x-m_logicalOriginX)*m_signX+m_deviceOriginX) + #define YLOG2DEV(y) ((y-m_logicalOriginY)*m_signY+m_deviceOriginY) + #define XDEV2LOG(x) ((x-m_deviceOriginX)*m_signX+m_logicalOriginX) + #define YDEV2LOG(y) ((y-m_deviceOriginY)*m_signY+m_logicalOriginY) +#else + #define XLOG2DEV(x) (x) + #define YLOG2DEV(y) (y) + #define XDEV2LOG(x) (x) + #define YDEV2LOG(y) (y) +#endif // --------------------------------------------------------------------------- // private functions @@ -184,6 +183,8 @@ public: m_modeOld = ::SetStretchBltMode(m_hdc, mode); if ( !m_modeOld ) wxLogLastError(_T("SetStretchBltMode")); +#else + wxUnusedVar(mode); #endif } @@ -220,7 +221,7 @@ wxColourChanger::wxColourChanger(wxDC& dc) : m_dc(dc) m_colFgOld = ::GetTextColor(hdc); m_colBgOld = ::GetBkColor(hdc); - // note that Windows convention is opposite to wxWindows one, this is + // note that Windows convention is opposite to wxWidgets one, this is // why text colour becomes the background one and vice versa const wxColour& colFg = dc.GetTextForeground(); if ( colFg.Ok() ) @@ -379,6 +380,24 @@ void wxDC::UpdateClipBox() m_clipY2 = (wxCoord) YDEV2LOG(rect.bottom); } +void +wxDC::DoGetClippingBox(wxCoord *x, wxCoord *y, wxCoord *w, wxCoord *h) const +{ + // check if we should try to retrieve the clipping region possibly not set + // by our SetClippingRegion() but preset by Windows:this can only happen + // when we're associated with an existing HDC usign SetHDC(), see there + if ( m_clipping && !m_clipX1 && !m_clipX2 ) + { + wxDC *self = wxConstCast(this, wxDC); + self->UpdateClipBox(); + + if ( !m_clipX1 && !m_clipX2 ) + self->m_clipping = false; + } + + wxDCBase::DoGetClippingBox(x, y, w, h); +} + // common part of DoSetClippingRegion() and DoSetClippingRegionAsRegion() void wxDC::SetClippingHrgn(WXHRGN hrgn) { @@ -461,7 +480,7 @@ void wxDC::DestroyClippingRegion() ::DeleteObject(rgn); } - m_clipping = false; + wxDCBase::DestroyClippingRegion(); } // --------------------------------------------------------------------------- @@ -528,10 +547,10 @@ void wxDC::Clear() ::FillRect(GetHdc(), &rect, brush); ::DeleteObject(brush); +#ifndef __WXWINCE__ int width = DeviceToLogicalXRel(VIEWPORT_EXTENT)*m_signX, height = DeviceToLogicalYRel(VIEWPORT_EXTENT)*m_signY; -#ifndef __WXWINCE__ ::SetMapMode(GetHdc(), MM_ANISOTROPIC); ::SetViewportExtEx(GetHdc(), VIEWPORT_EXTENT, VIEWPORT_EXTENT, NULL); @@ -544,6 +563,10 @@ void wxDC::Clear() bool wxDC::DoFloodFill(wxCoord x, wxCoord y, const wxColour& col, int style) { #ifdef __WXWINCE__ + wxUnusedVar(x); + wxUnusedVar(y); + wxUnusedVar(col); + wxUnusedVar(style); return false; #else @@ -755,6 +778,8 @@ void wxDC::DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffs } #ifndef __WXWINCE__ int prev = SetPolyFillMode(GetHdc(),fillStyle==wxODDEVEN_RULE?ALTERNATE:WINDING); +#else + wxUnusedVar(fillStyle); #endif (void)Polygon(GetHdc(), cpoints, n); #ifndef __WXWINCE__ @@ -788,7 +813,7 @@ wxDC::DoDrawPolyPolygon(int n, { #ifdef __WXWINCE__ wxDCBase::DoDrawPolyPolygon(n, count, points, xoffset, yoffset, fillStyle); -#else +#else WXMICROWIN_CHECK_HDC wxColourChanger cc(*this); // needed for wxSTIPPLE_MASK_OPAQUE handling @@ -809,11 +834,11 @@ wxDC::DoDrawPolyPolygon(int n, } #ifndef __WXWINCE__ int prev = SetPolyFillMode(GetHdc(),fillStyle==wxODDEVEN_RULE?ALTERNATE:WINDING); -#endif +#endif (void)PolyPolygon(GetHdc(), cpoints, count, n); #ifndef __WXWINCE__ SetPolyFillMode(GetHdc(),prev); -#endif +#endif delete[] cpoints; } else @@ -823,11 +848,11 @@ wxDC::DoDrawPolyPolygon(int n, #ifndef __WXWINCE__ int prev = SetPolyFillMode(GetHdc(),fillStyle==wxODDEVEN_RULE?ALTERNATE:WINDING); -#endif +#endif (void)PolyPolygon(GetHdc(), (POINT*) points, count, n); #ifndef __WXWINCE__ SetPolyFillMode(GetHdc(),prev); -#endif +#endif } #endif // __WXWINCE__ @@ -1060,7 +1085,7 @@ void wxDC::DoDrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask // use MaskBlt() with ROP which doesn't do anything to dst in the mask // points // On some systems, MaskBlt succeeds yet is much much slower - // than the wxWindows fall-back implementation. So we need + // 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 @@ -1262,13 +1287,13 @@ void wxDC::DoDrawRotatedText(const wxString& text, // "upper left" and "upper right" CalcBoundingBox(x, y); - CalcBoundingBox(x + wxCoord(w*cos(rad)), y - wxCoord(h*sin(rad))); + CalcBoundingBox(x + wxCoord(w*cos(rad)), y - wxCoord(w*sin(rad))); // "bottom left" and "bottom right" x += (wxCoord)(h*sin(rad)); y += (wxCoord)(h*cos(rad)); CalcBoundingBox(x, y); - CalcBoundingBox(x + wxCoord(h*sin(rad)), y + wxCoord(h*cos(rad))); + CalcBoundingBox(x + wxCoord(w*cos(rad)), y - wxCoord(w*sin(rad))); } #endif } @@ -1743,15 +1768,13 @@ void wxDC::SetUserScale(double x, double y) { WXMICROWIN_CHECK_HDC -#ifndef __WXWINCE__ if ( x == m_userScaleX && y == m_userScaleY ) return; m_userScaleX = x; m_userScaleY = y; - SetMapMode(m_mappingMode); -#endif + this->SetMapMode(m_mappingMode); } void wxDC::SetAxisOrientation(bool xLeftRight, bool yBottomUp) @@ -1769,6 +1792,9 @@ void wxDC::SetAxisOrientation(bool xLeftRight, bool yBottomUp) SetMapMode(m_mappingMode); } +#else + wxUnusedVar(xLeftRight); + wxUnusedVar(yBottomUp); #endif } @@ -1776,13 +1802,13 @@ void wxDC::SetSystemScale(double x, double y) { WXMICROWIN_CHECK_HDC -#ifndef __WXWINCE__ if ( x == m_scaleX && y == m_scaleY ) return; m_scaleX = x; m_scaleY = y; +#ifndef __WXWINCE__ SetMapMode(m_mappingMode); #endif } @@ -1791,13 +1817,13 @@ void wxDC::SetLogicalOrigin(wxCoord x, wxCoord y) { WXMICROWIN_CHECK_HDC -#ifndef __WXWINCE__ if ( x == m_logicalOriginX && y == m_logicalOriginY ) return; m_logicalOriginX = x; m_logicalOriginY = y; +#ifndef __WXWINCE__ ::SetWindowOrgEx(GetHdc(), (int)m_logicalOriginX, (int)m_logicalOriginY, NULL); #endif } @@ -1806,13 +1832,13 @@ void wxDC::SetDeviceOrigin(wxCoord x, wxCoord y) { WXMICROWIN_CHECK_HDC -#ifndef __WXWINCE__ if ( x == m_deviceOriginX && y == m_deviceOriginY ) return; m_deviceOriginX = x; m_deviceOriginY = y; +#ifndef __WXWINCE__ ::SetViewportOrgEx(GetHdc(), (int)m_deviceOriginX, (int)m_deviceOriginY, NULL); #endif } @@ -1879,8 +1905,11 @@ bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest, WXMICROWIN_CHECK_HDC_RET(false) + // if either the source or destination has alpha channel, we must use + // AlphaBlt() as other function don't handle it correctly const wxBitmap& bmpSrc = source->m_selectedBitmap; - if ( bmpSrc.Ok() && bmpSrc.HasAlpha() ) + if ( bmpSrc.Ok() && (bmpSrc.HasAlpha() || + (m_selectedBitmap.Ok() && m_selectedBitmap.HasAlpha())) ) { if ( AlphaBlt(GetHdc(), xdest, ydest, width, height, GetHdcOf(*source), bmpSrc) ) @@ -1951,7 +1980,7 @@ bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest, // of the mask which is also contrary to the Windows one) // On some systems, MaskBlt succeeds yet is much much slower - // than the wxWindows fall-back implementation. So we need + // than the wxWidgets fall-back implementation. So we need // to be able to switch this on and off at runtime. #if wxUSE_SYSTEM_OPTIONS if (wxSystemOptions::GetOptionInt(wxT("no-maskblt")) == 0) @@ -2096,7 +2125,7 @@ bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest, // On Win9x this API fails most (all?) of the time, so // logging it becomes quite distracting. Since it falls // back to the code below this is not really serious, so - // don't log it. + // don't log it. //wxLogLastError(wxT("StretchDIBits")); } else @@ -2198,7 +2227,7 @@ void wxDC::DoGetSizeMM(int *w, int *h) const wxSize wxDC::GetPPI() const { - WXMICROWIN_CHECK_HDC_RET(wxSize()) + WXMICROWIN_CHECK_HDC_RET(wxSize(0,0)) int x = ::GetDeviceCaps(GetHdc(), LOGPIXELSX); int y = ::GetDeviceCaps(GetHdc(), LOGPIXELSY); @@ -2206,7 +2235,7 @@ wxSize wxDC::GetPPI() const return wxSize(x, y); } -// For use by wxWindows only, unless custom units are required. +// For use by wxWidgets only, unless custom units are required. void wxDC::SetLogicalScale(double x, double y) { WXMICROWIN_CHECK_HDC @@ -2426,6 +2455,7 @@ static bool AlphaBlt(HDC hdcDst, #else // !wxHAVE_RAW_BITMAP // no wxAlphaBlend() neither, fall back to using simple BitBlt() (we lose // alpha but at least something will be shown like this) + wxUnusedVar(bmp); return false; #endif // wxHAVE_RAW_BITMAP }