/////////////////////////////////////////////////////////////////////////////
-// Name: dc.cpp
+// Name: src/os2/dc.cpp
// Purpose: wxDC class
// Author: David Webster
// Modified by:
#include "wx/dcprint.h"
#include <string.h>
-#include <math.h>
#include "wx/os2/private.h"
IMPLEMENT_ABSTRACT_CLASS(wxDC, wxObject)
//
-// wxWindows uses the Microsoft convention that the origin is the UPPER left.
+// wxWidgets uses the Microsoft convention that the origin is the UPPER left.
// Native OS/2 however in the GPI and PM define the origin as the LOWER left.
-// In order to map OS/2 GPI/PM y coordinates to wxWindows coordinates we must
+// In order to map OS/2 GPI/PM y coordinates to wxWidgets coordinates we must
// perform the following transformation:
//
// Parent object height: POBJHEIGHT
// Desried origin: WXORIGINY
// Object to place's height: OBJHEIGHT
//
-// To get the OS2 position from the wxWindows one:
+// To get the OS2 position from the wxWidgets one:
//
// OS2Y = POBJHEIGHT - (WXORIGINY + OBJHEIGHT)
//
// For OS/2 wxDC's we will always determine m_vRclPaint as the size of the
// OS/2 Presentation Space associated with the device context. y is the
-// desired application's y coordinate of the origin in wxWindows space.
+// desired application's y coordinate of the origin in wxWidgets space.
// objy is the height of the object we are going to draw.
//
#define OS2Y(y, objy) ((m_vRclPaint.yTop - m_vRclPaint.yBottom) - (y + objy))
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
-
// ---------------------------------------------------------------------------
// private functions
// ---------------------------------------------------------------------------
vBmpHdr.cx = nWidth;
vBmpHdr.cy = nHeight;
vBmpHdr.cPlanes = 1;
- vBmpHdr.cBitCount = nDepth;
+ vBmpHdr.cBitCount = (USHORT)nDepth;
pEntry->m_hBitmap = (WXHBITMAP) ::GpiCreateBitmap( hPS
,&vBmpHdr
vBmpHdr.cx = nWidth;
vBmpHdr.cy = nHeight;
vBmpHdr.cPlanes = 1;
- vBmpHdr.cBitCount = nDepth;
+ vBmpHdr.cBitCount = (USHORT)nDepth;
WXHBITMAP hBitmap = (WXHBITMAP) ::GpiCreateBitmap( hPS
,&vBmpHdr
if ((lHits = ::GpiFloodFill(m_hPS, lOptions, lColor)) != GPI_ERROR)
bSuccess = true;
- return true;
+ return bSuccess;
} // end of wxDC::DoFloodFill
bool wxDC::DoGetPixel(
vPoint.x = vX;
vPoint.y = OS2Y(vY,0);
- lColor = ::GpiSetPel(m_hPS, &vPoint);
-
- //
- // Get the color of the pen
- //
- LONG lPencolor = 0x00ffffff;
-
- if (m_pen.Ok())
- {
- lPencolor = m_pen.GetColour().GetPixel();
- }
+ lColor = ::GpiQueryPel(m_hPS, &vPoint);
//
// return the color of the pixel
,GetGValue(lColor)
,GetBValue(lColor)
);
- return(lColor == lPencolor);
+ return true;
} // end of wxDC::DoGetPixel
void wxDC::DoCrossHair(
//
// Need to copy back into a bitmap. ::WinDrawPointer uses device coords
// and I don't feel like figuring those out for scrollable windows so
- // just convert to a bitmap then let the DoDrawBitmap routing display it
+ // just convert to a bitmap then let the DoDrawBitmap routine display it
//
if (rIcon.IsXpm())
{
, bool bUseMask
)
{
+#if wxUSE_PRINTING_ARCHITECTURE
if (!IsKindOf(CLASSINFO(wxPrinterDC)))
+#endif
{
HBITMAP hBitmap = (HBITMAP)rBmp.GetHBITMAP();
- HBITMAP hBitmapOld;
+ HBITMAP hBitmapOld = NULLHANDLE;
POINTL vPoint[4];
vY = OS2Y(vY,rBmp.GetHeight());
lColor = m_textBackgroundColour.GetPixel();
//
- // Bitmap must be ina double-word alligned address so we may
+ // Bitmap must be in a double-word aligned address so we may
// have some padding to worry about
//
if (nLineBoundary > 0)
// set GDI objects
// ---------------------------------------------------------------------------
-void wxDC::DoSelectPalette(
- bool bRealize
-)
+void wxDC::DoSelectPalette( bool WXUNUSED(bRealize) )
{
//
// Set the old object temporarily, in case the assignment deletes an object
}
} // end of wxDC::SetBrush
-void wxDC::SetBackground(
- const wxBrush& rBrush
-)
+void wxDC::SetBackground(const wxBrush& rBrush)
{
m_backgroundBrush = rBrush;
- if (!m_backgroundBrush.Ok())
- return;
- if (m_pCanvas)
- {
- bool bCustomColours = true;
- //
- // If we haven't specified wxUSER_COLOURS, don't allow the panel/dialog box to
- // change background colours from the control-panel specified colours.
- //
- if (m_pCanvas->IsKindOf(CLASSINFO(wxWindow)) &&
- ((m_pCanvas->GetWindowStyleFlag() & wxUSER_COLOURS) != wxUSER_COLOURS))
- bCustomColours = false;
- if (bCustomColours)
- {
- if (m_backgroundBrush.GetStyle()==wxTRANSPARENT)
- {
- m_pCanvas->SetTransparent(true);
- }
- else
- {
- //
- // Setting the background brush of a DC
- // doesn't affect the window background colour. However,
- // I'm leaving in the transparency setting because it's needed by
- // various controls (e.g. wxStaticText) to determine whether to draw
- // transparently or not. TODO: maybe this should be a new function
- // wxWindow::SetTransparency(). Should that apply to the child itself, or the
- // parent?
- // m_canvas->SetBackgroundColour(m_backgroundBrush.GetColour());
- //
- m_pCanvas->SetTransparent(false);
- }
- }
+ if (m_backgroundBrush.Ok())
+ {
+ (void)::GpiSetBackColor((HPS)m_hPS, m_backgroundBrush.GetColour().GetPixel());
}
- COLORREF vNewColor = m_backgroundBrush.GetColour().GetPixel();
- (void)::GpiSetBackColor((HPS)m_hPS, (LONG)vNewColor);
} // end of wxDC::SetBackground
-void wxDC::SetBackgroundMode(
- int nMode
-)
+void wxDC::SetBackgroundMode(int nMode)
{
m_backgroundMode = nMode;
} // end of wxDC::SetBackgroundMode
-void wxDC::SetLogicalFunction(
- int nFunction
-)
+void wxDC::SetLogicalFunction(int nFunction)
{
m_logicalFunction = nFunction;
SetRop((WXHDC)m_hDC);
} // wxDC::SetLogicalFunction
-void wxDC::SetRop(
- WXHDC hDC
-)
+void wxDC::SetRop(WXHDC hDC)
{
if (!hDC || m_logicalFunction < 0)
return;
- LONG lCRop;
+ LONG lCRop;
switch (m_logicalFunction)
{
case wxXOR:
::GpiSetMix((HPS)hDC, lCRop);
} // end of wxDC::SetRop
-bool wxDC::StartDoc(
- const wxString& rsMessage
-)
+bool wxDC::StartDoc( const wxString& WXUNUSED(rsMessage) )
{
// We might be previewing, so return true to let it continue.
return true;
int l;
FONTMETRICS vFM; // metrics structure
BOOL bRc;
- char* pStr;
ERRORID vErrorCode; // last error id code
wxFont* pFontToUse = (wxFont*)pTheFont;
- char zMsg[128]; // DEBUG
+ wxChar zMsg[128]; // DEBUG
wxString sError;
if (!pFontToUse)
pFontToUse = (wxFont*)&m_font;
l = rsString.length();
- pStr = (PCH) rsString.c_str();
//
// In world coordinates.
//
bRc = ::GpiQueryTextBox( m_hPS
,l
- ,pStr
+ ,(PCH)rsString.c_str()
,TXTBOX_COUNT // return maximum information
,avPoint // array of coordinates points
);
vErrorCode = ::WinGetLastError(wxGetInstance());
sError = wxPMErrorToStr(vErrorCode);
// DEBUG
- sprintf(zMsg, "GpiQueryTextBox for %s: failed with Error: %lx - %s", pStr, vErrorCode, sError.c_str());
- (void)wxMessageBox( "wxWindows Menu sample"
+ wxSprintf(zMsg, _T("GpiQueryTextBox for %s: failed with Error: %lx - %s"), rsString.c_str(), vErrorCode, sError.c_str());
+ (void)wxMessageBox( _T("wxWidgets Menu sample")
,zMsg
,wxICON_INFORMATION
);
// ????
}; // end of wxDC::SetMapMode
-void wxDC::SetUserScale(
- double dX
-, double dY
-)
+void wxDC::SetUserScale( double dX,
+ double dY )
{
m_userScaleX = dX;
m_userScaleY = dY;
SetMapMode(m_mappingMode);
} // end of wxDC::SetUserScale
-void wxDC::SetAxisOrientation(
- bool bXLeftRight
-, bool bYBottomUp
-)
+void wxDC::SetAxisOrientation( bool bXLeftRight,
+ bool bYBottomUp )
{
m_signX = bXLeftRight ? 1 : -1;
m_signY = bYBottomUp ? -1 : 1;
// bit blit
// ---------------------------------------------------------------------------
-bool wxDC::DoBlit(
- wxCoord vXdest
-, wxCoord vYdest
-, wxCoord vWidth
-, wxCoord vHeight
-, wxDC* pSource
-, wxCoord vXsrc
-, wxCoord vYsrc
-, int nRop
-, bool bUseMask
-, wxCoord vXsrcMask
-, wxCoord vYsrcMask
-)
+bool wxDC::DoBlit( wxCoord vXdest,
+ wxCoord vYdest,
+ wxCoord vWidth,
+ wxCoord vHeight,
+ wxDC* pSource,
+ wxCoord vXsrc,
+ wxCoord vYsrc,
+ int nRop,
+ bool bUseMask,
+ wxCoord WXUNUSED(vXsrcMask),
+ wxCoord WXUNUSED(vYsrcMask) )
{
wxMask* pMask = NULL;
CHARBUNDLE vCbnd;
vBmpHdr.cBitCount = 24;
#if wxUSE_DC_CACHEING
- if (true)
{
//
// create a temp buffer bitmap and DCs to access it and the mask
hPSMask = pDCCacheEntry1->m_hPS;
hDCBuffer = (HDC)pDCCacheEntry2->m_hPS;
hBufBitmap = (HBITMAP)pBitmapCacheEntry->m_hBitmap;
+ wxUnusedVar(hDCMask);
}
- else
-#endif
+#else
{
hDCMask = ::DevOpenDC(vHabmain, OD_MEMORY, "*", 5L, (PDEVOPENDATA)&vDOP, NULLHANDLE);
hDCBuffer = ::DevOpenDC(vHabmain, OD_MEMORY, "*", 5L, (PDEVOPENDATA)&vDOP, NULLHANDLE);
hPSBuffer = ::GpiCreatePS(vHabmain, hDCBuffer, &vSize, PU_PELS | GPIT_MICRO | GPIA_ASSOC);
hBufBitmap = ::GpiCreateBitmap(GetHPS(), &vBmpHdr, 0L, NULL, NULL);
}
+#endif
POINTL aPoint1[4] = { {0, 0}
,{vWidth, vHeight}
}
}; // end of wxDC::DoGetSize(
-void wxDC::DoGetSizeMM(
- int* pnWidth
-, int* pnHeight
-) const
+void wxDC::DoGetSizeMM( int* pnWidth,
+ int* pnHeight ) const
{
LONG lArray[CAPS_VERTICAL_RESOLUTION];
,lArray
))
{
- int nWidth;
- int nHeight;
- int nHorzRes;
- int nVertRes;
+ if(pnWidth)
+ {
+ int nWidth = lArray[CAPS_WIDTH];
+ int nHorzRes = lArray[CAPS_HORIZONTAL_RESOLUTION]; // returns pel/meter
+ *pnWidth = (nHorzRes/1000) * nWidth;
+ }
- nWidth = lArray[CAPS_WIDTH];
- nHeight = lArray[CAPS_HEIGHT];
- nHorzRes = lArray[CAPS_HORIZONTAL_RESOLUTION]; // returns pel/meter
- nVertRes = lArray[CAPS_VERTICAL_RESOLUTION]; // returns pel/meter
- nWidth = (nHorzRes/1000) * nWidth;
- nHeight = (nVertRes/1000) * nHeight;
+ if(pnHeight)
+ {
+ int nHeight = lArray[CAPS_HEIGHT];
+ int nVertRes = lArray[CAPS_VERTICAL_RESOLUTION]; // returns pel/meter
+ *pnHeight = (nVertRes/1000) * nHeight;
+ }
}
}; // end of wxDC::DoGetSizeMM
wxSize wxDC::GetPPI() const
{
LONG lArray[CAPS_VERTICAL_RESOLUTION];
- int nWidth;
- int nHeight;
+ int nWidth = 0;
+ int nHeight = 0;
if(::DevQueryCaps( m_hDC
,CAPS_FAMILY
nWidth = (int)((nHorzRes/39.3) * nPelWidth);
nHeight = (int)((nVertRes/39.3) * nPelHeight);
}
- return (wxSize(nWidth,nHeight));
+ wxSize ppisize(nWidth, nHeight);
+ return ppisize;
} // end of wxDC::GetPPI
void wxDC::SetLogicalScale(
m_logicalScaleX = dX;
m_logicalScaleY = dY;
}; // end of wxDC::SetLogicalScale
-
-
-
projects / wxWidgets.git / blobdiff