void wxDC::SetUserScale( double x, double y )
{
// allow negative ? -> no
m_userScaleX = x;
m_userScaleY = y;
ComputeScaleAndOrigin();
}
void wxSVGFileDC::SetDeviceOrigin( wxCoord x, wxCoord y )
{
// only wxPostScripDC has m_signX = -1,
m_deviceOriginX = x;
m_deviceOriginY = y;
ComputeScaleAndOrigin();
}
void wxDC::SetLogicalScale( double x, double y )
{
// allow negative ?
m_logicalScaleX = x;
m_logicalScaleY = y;
ComputeScaleAndOrigin();
}
void wxDC::SetDeviceOrigin( wxCoord x, wxCoord y )
{
// only wxPostScripDC has m_signX = -1, we override SetDeviceOrigin there
m_deviceOriginX = x;
m_deviceOriginY = y;
ComputeScaleAndOrigin();
}
void wxDC::SetAxisOrientation( bool xLeftRight, bool yBottomUp )
{
// only wxPostScripDC has m_signX = -1, we override SetAxisOrientation there
m_signX = (xLeftRight ? 1 : -1);
m_signY = (yBottomUp ? -1 : 1);
ComputeScaleAndOrigin();
}
void wxSVGFileDC::SetLogicalOrigin( wxCoord x, wxCoord y )
{
// is this still correct ?
m_logicalOriginX = x * m_signX;
m_logicalOriginY = y * m_signY;
ComputeScaleAndOrigin();
}
void wxDC::SetLogicalOrigin( wxCoord x, wxCoord y )
{
#warning "move this to common code?"
m_logicalOriginX = x * m_signX; // is this still correct ?
m_logicalOriginY = y * m_signY;
ComputeScaleAndOrigin();
}
void wxGCDCImpl::SetMapMode( wxMappingMode mode )
{
switch (mode)
{
case wxMM_TWIPS:
SetLogicalScale( twips2mm * m_mm_to_pix_x, twips2mm * m_mm_to_pix_y );
break;
case wxMM_POINTS:
SetLogicalScale( pt2mm * m_mm_to_pix_x, pt2mm * m_mm_to_pix_y );
break;
case wxMM_METRIC:
SetLogicalScale( m_mm_to_pix_x, m_mm_to_pix_y );
break;
case wxMM_LOMETRIC:
SetLogicalScale( m_mm_to_pix_x / 10.0, m_mm_to_pix_y / 10.0 );
break;
case wxMM_TEXT:
default:
SetLogicalScale( 1.0, 1.0 );
break;
}
ComputeScaleAndOrigin();
}
void wxDC::SetUserScale(double x, double y)
{
#warning "move this to common code?"
// allow negative ? -> no
m_userScaleX = x;
m_userScaleY = y;
ComputeScaleAndOrigin();
}
void wxDC::SetDeviceOrigin( wxCoord x, wxCoord y )
{
#warning "move this to common code?"
// only wxPostScripDC has m_signX = -1, we override SetDeviceOrigin there
m_deviceOriginX = x;
m_deviceOriginY = y;
ComputeScaleAndOrigin();
}
void wxDC::SetLogicalScale(double x, double y)
{
#warning "move this to common code?"
// allow negative ?
m_logicalScaleX = x;
m_logicalScaleY = y;
ComputeScaleAndOrigin();
}
void wxGCDCImpl::SetGraphicsContext( wxGraphicsContext* ctx )
{
delete m_graphicContext;
m_graphicContext = ctx;
if ( m_graphicContext )
{
m_matrixOriginal = m_graphicContext->GetTransform();
m_ok = true;
// apply the stored transformations to the passed in context
ComputeScaleAndOrigin();
m_graphicContext->SetFont( m_font , m_textForegroundColour );
m_graphicContext->SetPen( m_pen );
m_graphicContext->SetBrush( m_brush);
}
}
void wxQtDCImpl::DoDrawPolygon(int n, const wxPoint points[],
wxCoord xoffset, wxCoord yoffset,
wxPolygonFillMode fillStyle )
{
QPolygon qtPoints;
for (int i = 0; i < n; i++) {
qtPoints << wxQtConvertPoint(points[i]);
}
Qt::FillRule fill = (fillStyle == wxWINDING_RULE) ? Qt::WindingFill : Qt::OddEvenFill;
m_qtPainter->translate(xoffset, yoffset);
m_qtPainter->drawPolygon(qtPoints, fill);
// Reset transform
ComputeScaleAndOrigin();
}
void wxQtDCImpl::DoDrawLines(int n, const wxPoint points[],
wxCoord xoffset, wxCoord yoffset )
{
if (n > 0)
{
QPainterPath path(wxQtConvertPoint(points[0]));
for (int i = 1; i < n; i++)
{
path.lineTo(wxQtConvertPoint(points[i]));
}
m_qtPainter->translate(xoffset, yoffset);
m_qtPainter->drawPath(path);
// Reset transform
ComputeScaleAndOrigin();
}
}
void wxQtDCImpl::DoDrawRotatedText(const wxString& text,
wxCoord x, wxCoord y, double angle)
{
if (m_backgroundMode == wxSOLID)
m_qtPainter->setBackgroundMode(Qt::OpaqueMode);
//Move and rotate (reverse angle direction in Qt and wx)
m_qtPainter->translate(x, y);
m_qtPainter->rotate(-angle);
QPen savedPen = m_qtPainter->pen();
m_qtPainter->setPen(QPen(m_textForegroundColour.GetHandle()));
// Disable logical function
QPainter::CompositionMode savedOp = m_qtPainter->compositionMode();
m_qtPainter->setCompositionMode( QPainter::CompositionMode_SourceOver );
if (m_backgroundMode == wxSOLID)
{
m_qtPainter->setBackgroundMode(Qt::OpaqueMode);
//Save pen/brush
QBrush savedBrush = m_qtPainter->background();
//Use text colors
m_qtPainter->setBackground(QBrush(m_textBackgroundColour.GetHandle()));
//Draw
m_qtPainter->drawText(x, y, 1, 1, Qt::TextDontClip, wxQtConvertString(text));
//Restore saved settings
m_qtPainter->setBackground(savedBrush);
m_qtPainter->setBackgroundMode(Qt::TransparentMode);
}
else
m_qtPainter->drawText(x, y, 1, 1, Qt::TextDontClip, wxQtConvertString(text));
//Reset to default
ComputeScaleAndOrigin();
m_qtPainter->setPen(savedPen);
m_qtPainter->setCompositionMode( savedOp );
}
void wxDC::SetAxisOrientation( bool xLeftRight, bool yBottomUp )
{
m_signX = xLeftRight ? 1 : -1;
m_signY = yBottomUp ? -1 : 1;
ComputeScaleAndOrigin();
}
void wxGCDC::SetDeviceOrigin( wxCoord x, wxCoord y )
{
m_deviceOriginX = x;
m_deviceOriginY = y;
ComputeScaleAndOrigin();
}
void wxGCDC::SetAxisOrientation( bool xLeftRight, bool yBottomUp )
{
m_signX = (xLeftRight ? 1 : -1);
m_signY = (yBottomUp ? -1 : 1);
ComputeScaleAndOrigin();
}
