// convert degrees to radians
static inline double DegToRad(double deg) { return (deg * M_PI) / 180.0; }
+int SetTextColor(
+ HPS hPS
+, int nForegroundColour
+)
+{
+ CHARBUNDLE vCbnd;
+
+ vCbnd.lColor = nForegroundColour;
+ ::GpiSetAttrs( hPS // presentation-space handle
+ ,PRIM_CHAR // Char primitive.
+ ,CBB_COLOR // sets color.
+ ,0 //
+ ,&vCbnd // buffer for attributes.
+ );
+ return 0;
+}
+
+int QueryTextBkColor(
+ HPS hPS
+)
+{
+ CHARBUNDLE vCbnd;
+
+ ::GpiQueryAttrs( hPS // presentation-space handle
+ ,PRIM_CHAR // Char primitive.
+ ,CBB_BACK_COLOR // Background color.
+ ,&vCbnd // buffer for attributes.
+ );
+ return vCbnd.lBackColor;
+}
+
+
+int SetTextBkColor(
+ HPS hPS
+, int nBackgroundColour
+)
+{
+ CHARBUNDLE vCbnd;
+ int rc;
+
+ rc = QueryTextBkColor(hPS);
+
+ vCbnd.lBackColor = nBackgroundColour;
+ ::GpiSetAttrs(hPS, // presentation-space handle
+ PRIM_CHAR, // Char primitive.
+ CBB_BACK_COLOR, // sets color.
+ 0,
+ &vCbnd // buffer for attributes.
+ );
+ return rc;
+}
+
+int SetBkMode(
+ HPS hPS
+, int nBackgroundMode
+)
+{
+ if(nBackgroundMode == wxTRANSPARENT)
+ ::GpiSetBackMix( hPS
+ ,BM_LEAVEALONE
+ );
+ else
+ // the background of the primitive takes over whatever is underneath.
+ ::GpiSetBackMix( hPS
+ ,BM_OVERPAINT
+ );
+ return 0;
+}
+
// ===========================================================================
// implementation
// ===========================================================================
wxDC::wxDC(void)
{
- m_pCanvas = NULL;
+ m_pCanvas = NULL;
- m_hOldBitmap = 0;
- m_hOldPen = 0;
- m_hOldBrush = 0;
- m_hOldFont = 0;
- m_hOldPalette = 0;
+ m_hOldBitmap = 0;
+ m_hOldPen = 0;
+ m_hOldBrush = 0;
+ m_hOldFont = 0;
+ m_hOldPalette = 0;
- m_bOwnsDC = FALSE;
- m_hDC = 0;
- m_nDCCount = 0;
+ m_bOwnsDC = FALSE;
+ m_hDC = 0;
+ m_nDCCount = 0;
+ m_hOldPS = NULL;
+ m_hPS = NULL;
+ m_bIsPaintTime = FALSE;// True at Paint Time
};
wxDC::~wxDC(void)
// TODO
}
-void wxDC::DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2)
+void wxDC::DoDrawLine(
+ wxCoord vX1
+, wxCoord vY1
+, wxCoord vX2
+, wxCoord vY2
+)
{
- // TODO
+ POINTL vPoint[2];
+
+ vPoint[0].x = vX1;
+ vPoint[0].y = vY1;
+ vPoint[1].x = vX2;
+ vPoint[1].y = vY2;
+ // ::GpiSetColor(m_hPS,CLR_RED); //DEbug
+ ::GpiMove(m_hPS, &vPoint[0]);
+ ::GpiLine(m_hPS, &vPoint[1]);
}
void wxDC::DoDrawArc( wxCoord x1, wxCoord y1
// TODO
}
-void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
+void wxDC::DoDrawRectangle(
+ wxCoord vX
+, wxCoord vY
+, wxCoord vWidth
+, wxCoord vHeight
+)
{
- // TODO
+ POINTL vPoint[2];
+
+ vPoint[0].x = vX;
+ vPoint[0].y = vY;
+ vPoint[1].x = vX + vWidth;
+ vPoint[1].y = vY - vHeight; //mustdie !!! ??
+
+ ::GpiMove(m_hPS, &vPoint[0]);
+ ::GpiBox( m_hPS // handle to a presentation space
+ ,DRO_OUTLINE // draw the box outline ? or ?
+ ,&vPoint[1] // address of the corner
+ ,0L // horizontal corner radius
+ ,0L // vertical corner radius
+ );
}
-void wxDC::DoDrawRoundedRectangle( wxCoord x, wxCoord y
- ,wxCoord width, wxCoord height
- ,double radius
- )
+void wxDC::DoDrawRoundedRectangle(
+ wxCoord vX
+, wxCoord vY
+, wxCoord vWidth
+, wxCoord vHeight
+, double dRadius
+)
{
- // TODO
+ POINTL vPoint[2];
+
+ vPoint[0].x = vX;
+ vPoint[0].y = vY;
+ vPoint[1].x = vX + vWidth;
+ vPoint[1].y = vY + vHeight; //or -height aka mustdie !!! ??
+
+ ::GpiMove(m_hPS, &vPoint[0]);
+ ::GpiBox( m_hPS // handle to a presentation space
+ ,DRO_OUTLINE // draw the box outline ? or ?
+ ,&vPoint[1] // address of the corner
+ ,(LONG)dRadius // horizontal corner radius
+ ,(LONG)dRadius // vertical corner radius
+ );
}
void wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
// TODO
}
-void wxDC::DoDrawText(const wxString& text, wxCoord x, wxCoord y)
+void wxDC::DoDrawText(
+ const wxString& rsText
+, wxCoord vX
+, wxCoord vY
+)
{
- // TODO
+ DrawAnyText( rsText
+ ,vX
+ ,vY
+ );
}
-void wxDC::DrawAnyText(const wxString& text, wxCoord x, wxCoord y)
+void wxDC::DrawAnyText(
+ const wxString& rsText
+, wxCoord vX
+, wxCoord vY
+)
{
- // TODO
-}
+ int nOldBackground = 0;
+ POINTL vPtlStart;
+ LONG lHits;
-void wxDC::DoDrawRotatedText(const wxString& text,
- wxCoord x, wxCoord y,
- double angle)
+ //
+ // prepare for drawing the text
+ //
+
+ //
+ // Set text color attributes
+ //
+ if (m_textForegroundColour.Ok())
+ {
+ SetTextColor( m_hPS
+ ,(int)m_textForegroundColour.GetPixel()
+ );
+ }
+
+ if (m_textBackgroundColour.Ok())
+ {
+ nOldBackground = SetTextBkColor( m_hPS
+ ,(int)m_textBackgroundColour.GetPixel()
+ );
+ }
+ SetBkMode( m_hPS
+ ,m_backgroundMode
+ );
+ vPtlStart.x = vX;
+ vPtlStart.y = vY;
+
+ lHits = ::GpiCharStringAt( m_hPS
+ ,&vPtlStart
+ ,rsText.length()
+ ,(PCH)rsText.c_str()
+ );
+ if (lHits != GPI_OK)
+ {
+ wxLogLastError(wxT("TextOut"));
+ }
+
+ //
+ // Restore the old parameters (text foreground colour may be left because
+ // it never is set to anything else, but background should remain
+ // transparent even if we just drew an opaque string)
+ //
+ if (m_textBackgroundColour.Ok())
+ SetTextBkColor( m_hPS
+ ,nOldBackground
+ );
+ SetBkMode( m_hPS
+ ,wxTRANSPARENT
+ );
+}
+
+void wxDC::DoDrawRotatedText(
+ const wxString& rsText
+, wxCoord vX
+, wxCoord vY
+, double dAngle
+)
{
+ if (dAngle == 0.0)
+ {
+ DoDrawText( rsText
+ ,vX
+ ,vY
+ );
+ }
+
// TODO:
/*
if ( angle == 0.0 )
}
}
-void wxDC::SetPen(const wxPen& pen)
+void wxDC::SetPen(
+ const wxPen& rPen
+)
{
- // TODO
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+ if (m_pen == rPen)
+ return;
+ m_pen = rPen;
+ if (!m_pen.Ok())
+ return;
+
+ int nWidth = m_pen.GetWidth();
+
+ if (nWidth <= 0)
+ {
+ nWidth = 1;
+ }
+ else
+ {
+ double dW = 0.5 +
+ ( fabs((double) XLOG2DEVREL(nWidth)) +
+ fabs((double) YLOG2DEVREL(nWidth))
+ ) / 2.0;
+ nWidth = (int)dW;
+ }
+ wxColour vColor = m_pen.GetColour();
+
+ ::GpiSetColor( m_hPS
+ ,vColor.GetPixel()
+ ); //DEbug ??
}
+
void wxDC::SetBrush(const wxBrush& brush)
{
// TODO
// TODO
}
-void wxDC::SetBackgroundMode(int mode)
+void wxDC::SetBackgroundMode(
+ int nMode
+)
{
- // TODO
+ m_backgroundMode = nMode;
}
void wxDC::SetLogicalFunction(int function)
wxCoord wxDC::GetCharHeight() const
{
// TODO
- return(1);
+ return(8);
}
wxCoord wxDC::GetCharWidth() const
{
// TODO
- return(1);
-}
+ return(8);
+}
+
+void wxDC::DoGetTextExtent(
+ const wxString& rsString
+, wxCoord* pvX
+, wxCoord* pvY
+, wxCoord* pvDescent
+, wxCoord* pvExternalLeading
+, wxFont* pTheFont
+) const
+{
+ POINTL avPoint[TXTBOX_COUNT];
+ POINTL vPtMin;
+ POINTL vPtMax;
+ int i;
+ int l;
+ FONTMETRICS vFM; // metrics structure
+ BOOL bRc;
+ char* pStr;
+ ERRORID vErrorCode; // last error id code
+ wxFont* pFontToUse = (wxFont*)pTheFont;
+
+ if (!pFontToUse)
+ pFontToUse = (wxFont*)&m_font;
+ l = rsString.length();
+ pStr = (PCH) rsString.c_str();
-void wxDC::DoGetTextExtent( const wxString& string
- ,wxCoord* x
- ,wxCoord* y
- ,wxCoord* decent
- ,wxCoord* externalLeading
- ,wxFont* theFont
- ) const
-{
- // TODO:
+ //
+ // In world coordinates.
+ //
+ bRc = ::GpiQueryTextBox( m_hPS
+ ,l
+ ,pStr
+ ,TXTBOX_COUNT // return maximum information
+ ,avPoint // array of coordinates points
+ );
+ if(!bRc)
+ {
+ vErrorCode = ::WinGetLastError(wxGetInstance());
+ }
+
+ vPtMin.x = avPoint[0].x;
+ vPtMax.x = avPoint[0].x;
+ vPtMin.y = avPoint[0].y;
+ vPtMax.y = avPoint[0].y;
+ for (i = 1; i < 4; i++)
+ {
+ if(vPtMin.x > avPoint[i].x) vPtMin.x = avPoint[i].x;
+ if(vPtMin.y > avPoint[i].y) vPtMin.y = avPoint[i].y;
+ if(vPtMax.x < avPoint[i].x) vPtMax.x = avPoint[i].x;
+ if(vPtMax.y < avPoint[i].y) vPtMax.y = avPoint[i].y;
+ }
+ ::GpiQueryFontMetrics( m_hPS
+ ,sizeof(FONTMETRICS)
+ ,&vFM
+ );
+
+ if (pvX)
+ *pvX = (wxCoord)(vPtMax.x - vPtMin.x + 1);
+ if (pvY)
+ *pvY = (wxCoord)(vPtMax.y - vPtMin.y + 1);
+ if (pvDescent)
+ *pvDescent = vFM.lMaxDescender;
+ if (pvExternalLeading)
+ *pvExternalLeading = vFM.lExternalLeading;
}
void wxDC::SetMapMode( int mode )
projects / wxWidgets.git / blobdiff