SetPrintContext(context);
native->SetPrintContext( context );
- m_dc = new wxGtkPrintDC( printdata );
+ wxGtkPrintDC *printDC = new wxGtkPrintDC( printdata );
+ m_dc = printDC;
if (!m_dc->IsOk())
{
printout->SetPPIScreen( (int) ((ScreenPixels.GetWidth() * 25.4) / ScreenMM.GetWidth()),
(int) ((ScreenPixels.GetHeight() * 25.4) / ScreenMM.GetHeight()) );
- printout->SetPPIPrinter( wxGtkPrintDC::GetResolution(),
- wxGtkPrintDC::GetResolution() );
+ printout->SetPPIPrinter( printDC->GetResolution(),
+ printDC->GetResolution() );
printout->SetDC(m_dc);
// wxGtkPrintDC
//-----------------------------------------------------------------------------
-IMPLEMENT_CLASS(wxGtkPrintDC, wxDC)
+#define XLOG2DEV(x) ((double)(LogicalToDeviceX(x)) * m_DEV2PS)
+#define XLOG2DEVREL(x) ((double)(LogicalToDeviceXRel(x)) * m_DEV2PS)
+#define YLOG2DEV(x) ((double)(LogicalToDeviceY(x)) * m_DEV2PS)
+#define YLOG2DEVREL(x) ((double)(LogicalToDeviceYRel(x)) * m_DEV2PS)
-// Define the default resolution for this DC. This resolution is just used for positioning as the cairo context is scalable.
-int wxGtkPrintDC::ms_resolution = 72;
+IMPLEMENT_CLASS(wxGtkPrintDC, wxDC)
wxGtkPrintDC::wxGtkPrintDC( const wxPrintData& data )
{
m_gpc = native->GetPrintContext();
- ms_resolution = m_printData.GetQuality();// (int) gtk_print_context_get_dpi_x( m_gpc );
- if (ms_resolution < 0)
- {
- ms_resolution = (1 << (ms_resolution+4)) *150;
- }
+ // RR: what does this do?
+ m_resolution = m_printData.GetQuality(); // (int) gtk_print_context_get_dpi_x( m_gpc );
+ if (m_resolution < 0)
+ m_resolution = (1 << (m_resolution+4)) *150;
+
+ wxPrintf( "resolution %d\n", m_resolution );
+
+ m_PS2DEV = (double)m_resolution / 72.0;
+ m_DEV2PS = 72.0 / (double)m_resolution;
+
m_context = gtk_print_context_create_pango_context( m_gpc );
m_layout = gtk_print_context_create_pango_layout ( m_gpc );
m_fontdesc = pango_font_description_from_string( "Sans 12" );
m_signX = 1; // default x-axis left to right.
m_signY = 1; // default y-axis bottom up -> top down.
-
- GetSize( &m_deviceOffsetX, &m_deviceOffsetY );
}
wxGtkPrintDC::~wxGtkPrintDC()
bool wxGtkPrintDC::IsOk() const
{
- return true;
-}
-
-void wxGtkPrintDC::ComputeScaleAndOrigin()
-{
- // Called when the scale and/or origin of the context has to be changed.
- m_scaleX = m_logicalScaleX * m_userScaleX;
- m_scaleY = m_logicalScaleY * m_userScaleY;
-
- gs_cairo->cairo_translate(m_cairo, MapToCairo(m_deviceOriginX), MapToCairo(m_deviceOriginY) );
- gs_cairo->cairo_scale(m_cairo, m_scaleX, m_scaleY );
+ return (m_gpc != NULL);
}
bool wxGtkPrintDC::DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style )
// Create a pattern with the gradient.
cairo_pattern_t* gradient;
- gradient = gs_cairo->cairo_pattern_create_radial (LogicalToCairoX(xC+xR), LogicalToCairoY(yC+yR), 0, LogicalToCairoX(xC+xR), LogicalToCairoY(yC+yR), MapToCairo(radius));
+ gradient = gs_cairo->cairo_pattern_create_radial (XLOG2DEV(xC+xR), YLOG2DEVREL(yC+yR), 0, XLOG2DEV(xC+xR), YLOG2DEVREL(yC+yR), radius * m_DEV2PS );
gs_cairo->cairo_pattern_add_color_stop_rgba (gradient, 0.0, redIPS, greenIPS, blueIPS, alphaIPS);
gs_cairo->cairo_pattern_add_color_stop_rgba (gradient, 1.0, redDPS, greenDPS, blueDPS, alphaDPS);
// Fill the rectangle with this pattern.
gs_cairo->cairo_set_source(m_cairo, gradient);
- gs_cairo->cairo_rectangle (m_cairo, LogicalToCairoX(xR), LogicalToCairoY(yR), LogicalToCairoXRel(w), LogicalToCairoYRel(h) );
+ gs_cairo->cairo_rectangle (m_cairo, XLOG2DEV(xR), YLOG2DEVREL(yR), XLOG2DEVREL(w), YLOG2DEVREL(h) );
gs_cairo->cairo_fill(m_cairo);
gs_cairo->cairo_pattern_destroy(gradient);
// Create a pattern with the gradient.
cairo_pattern_t* gradient;
- gradient = gs_cairo->cairo_pattern_create_linear (LogicalToCairoX(x), LogicalToCairoY(y), LogicalToCairoX(x+w), LogicalToCairoY(y));
+ gradient = gs_cairo->cairo_pattern_create_linear (XLOG2DEVREL(x), YLOG2DEVREL(y), XLOG2DEVREL(x+w), YLOG2DEVREL(y));
if (nDirection == wxWEST)
{
// Fill the rectangle with this pattern.
gs_cairo->cairo_set_source(m_cairo, gradient);
- gs_cairo->cairo_rectangle (m_cairo, LogicalToCairoX(x), LogicalToCairoY(y), LogicalToCairoXRel(w), LogicalToCairoYRel(h) );
+ gs_cairo->cairo_rectangle (m_cairo, XLOG2DEVREL(x), YLOG2DEVREL(y), XLOG2DEVREL(w), YLOG2DEVREL(h) );
gs_cairo->cairo_fill(m_cairo);
gs_cairo->cairo_pattern_destroy(gradient);
if (m_pen.GetStyle() == wxTRANSPARENT) return;
SetPen( m_pen );
- gs_cairo->cairo_move_to ( m_cairo, LogicalToCairoX(x1), LogicalToCairoY(y1) );
- gs_cairo->cairo_line_to ( m_cairo, LogicalToCairoX(x2), LogicalToCairoY(y2) );
+ gs_cairo->cairo_move_to ( m_cairo, XLOG2DEVREL(x1), YLOG2DEVREL(y1) );
+ gs_cairo->cairo_line_to ( m_cairo, XLOG2DEVREL(x2), YLOG2DEVREL(y2) );
gs_cairo->cairo_stroke ( m_cairo );
CalcBoundingBox( x1, y1 );
void wxGtkPrintDC::DoCrossHair(wxCoord x, wxCoord y)
{
- int *w, *h;
- w = new int;
- h = new int;
- DoGetSize(w, h);
+ int w, h;
+ DoGetSize(&w, &h);
SetPen(m_pen);
- gs_cairo->cairo_move_to (m_cairo, LogicalToCairoX(x), 0);
- gs_cairo->cairo_line_to (m_cairo, LogicalToCairoX(x), MapToCairo(*h));
- gs_cairo->cairo_move_to (m_cairo, 0, LogicalToCairoY(y));
- gs_cairo->cairo_line_to (m_cairo, MapToCairo(*w), LogicalToCairoY(y));
+ gs_cairo->cairo_move_to (m_cairo, XLOG2DEVREL(x), 0);
+ gs_cairo->cairo_line_to (m_cairo, XLOG2DEVREL(x), h * m_DEV2PS);
+ gs_cairo->cairo_move_to (m_cairo, 0, YLOG2DEVREL(y));
+ gs_cairo->cairo_line_to (m_cairo, w * m_DEV2PS, YLOG2DEVREL(y));
gs_cairo->cairo_stroke (m_cairo);
CalcBoundingBox( 0, 0 );
- CalcBoundingBox( *w, *h );
-
- delete w;
- delete h;
+ CalcBoundingBox( w, h );
}
void wxGtkPrintDC::DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc)
alpha1 *= DEG2RAD;
alpha2 *= DEG2RAD;
- gs_cairo->cairo_arc_negative ( m_cairo, LogicalToCairoX(xc), LogicalToCairoY(yc), LogicalToCairoXRel((int)radius), alpha1, alpha2);
- gs_cairo->cairo_line_to(m_cairo, LogicalToCairoX(xc), LogicalToCairoY(yc));
+ gs_cairo->cairo_arc_negative ( m_cairo, XLOG2DEVREL(xc), YLOG2DEVREL(yc), XLOG2DEVREL((int)radius), alpha1, alpha2);
+ gs_cairo->cairo_line_to(m_cairo, XLOG2DEVREL(xc), YLOG2DEVREL(yc));
gs_cairo->cairo_close_path (m_cairo);
SetBrush( m_brush );
{
gs_cairo->cairo_save( m_cairo );
- gs_cairo->cairo_translate( m_cairo, LogicalToCairoX((wxCoord) (x + w / 2.)), LogicalToCairoX((wxCoord) (y + h / 2.)) );
- double scale = (double)LogicalToCairoYRel(h) / (double) LogicalToCairoXRel(w);
+ gs_cairo->cairo_translate( m_cairo, XLOG2DEVREL((wxCoord) (x + w / 2.)), XLOG2DEVREL((wxCoord) (y + h / 2.)) );
+ double scale = (double)YLOG2DEVREL(h) / (double) XLOG2DEVREL(w);
gs_cairo->cairo_scale( m_cairo, 1.0, scale );
- gs_cairo->cairo_arc_negative ( m_cairo, 0, 0, LogicalToCairoXRel(w/2), -sa*DEG2RAD, -ea*DEG2RAD);
+ gs_cairo->cairo_arc_negative ( m_cairo, 0, 0, XLOG2DEVREL(w/2), -sa*DEG2RAD, -ea*DEG2RAD);
SetPen (m_pen);
gs_cairo->cairo_stroke_preserve( m_cairo );
SetPen( m_pen );
- gs_cairo->cairo_move_to ( m_cairo, LogicalToCairoX(x), LogicalToCairoY(y) );
- gs_cairo->cairo_line_to ( m_cairo, LogicalToCairoX(x), LogicalToCairoY(y) );
+ gs_cairo->cairo_move_to ( m_cairo, XLOG2DEVREL(x), YLOG2DEVREL(y) );
+ gs_cairo->cairo_line_to ( m_cairo, XLOG2DEVREL(x), YLOG2DEVREL(y) );
gs_cairo->cairo_stroke ( m_cairo );
CalcBoundingBox( x, y );
for ( i =0; i<n ; i++ )
CalcBoundingBox( points[i].x+xoffset, points[i].y+yoffset);
- gs_cairo->cairo_move_to ( m_cairo, LogicalToCairoX(points[0].x+xoffset), LogicalToCairoY(points[0].y+yoffset) );
+ gs_cairo->cairo_move_to ( m_cairo, XLOG2DEVREL(points[0].x+xoffset), YLOG2DEVREL(points[0].y+yoffset) );
for (i = 1; i < n; i++)
- gs_cairo->cairo_line_to ( m_cairo, LogicalToCairoX(points[i].x+xoffset), LogicalToCairoY(points[i].y+yoffset) );
+ gs_cairo->cairo_line_to ( m_cairo, XLOG2DEVREL(points[i].x+xoffset), YLOG2DEVREL(points[i].y+yoffset) );
gs_cairo->cairo_stroke ( m_cairo);
}
int x = points[0].x + xoffset;
int y = points[0].y + yoffset;
gs_cairo->cairo_new_path(m_cairo);
- gs_cairo->cairo_move_to( m_cairo, LogicalToCairoX(x), LogicalToCairoY(y) );
+ gs_cairo->cairo_move_to( m_cairo, XLOG2DEVREL(x), YLOG2DEVREL(y) );
int i;
for (i = 1; i < n; i++)
{
int x = points[i].x + xoffset;
int y = points[i].y + yoffset;
- gs_cairo->cairo_line_to( m_cairo, LogicalToCairoX(x), LogicalToCairoY(y) );
+ gs_cairo->cairo_line_to( m_cairo, XLOG2DEVREL(x), YLOG2DEVREL(y) );
}
gs_cairo->cairo_close_path(m_cairo);
void wxGtkPrintDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
{
- gs_cairo->cairo_rectangle ( m_cairo, LogicalToCairoX(x), LogicalToCairoY(y), LogicalToCairoXRel(width), LogicalToCairoYRel(height));
+ gs_cairo->cairo_rectangle ( m_cairo, XLOG2DEVREL(x), YLOG2DEVREL(y), XLOG2DEVREL(width), YLOG2DEVREL(height));
SetBrush( m_brush );
gs_cairo->cairo_fill_preserve( m_cairo );
wxCoord rad = (wxCoord) radius;
gs_cairo->cairo_new_path(m_cairo);
- gs_cairo->cairo_move_to(m_cairo,LogicalToCairoX(x + rad),LogicalToCairoY(y));
+ gs_cairo->cairo_move_to(m_cairo,XLOG2DEVREL(x + rad),YLOG2DEVREL(y));
gs_cairo->cairo_curve_to(m_cairo,
- LogicalToCairoX(x + rad),LogicalToCairoY(y),
- LogicalToCairoX(x),LogicalToCairoY(y),
- LogicalToCairoX(x),LogicalToCairoY(y + rad));
- gs_cairo->cairo_line_to(m_cairo,LogicalToCairoX(x),LogicalToCairoY(y + height - rad));
+ XLOG2DEVREL(x + rad),YLOG2DEVREL(y),
+ XLOG2DEVREL(x),YLOG2DEVREL(y),
+ XLOG2DEVREL(x),YLOG2DEVREL(y + rad));
+ gs_cairo->cairo_line_to(m_cairo,XLOG2DEVREL(x),YLOG2DEVREL(y + height - rad));
gs_cairo->cairo_curve_to(m_cairo,
- LogicalToCairoX(x),LogicalToCairoY(y + height - rad),
- LogicalToCairoX(x),LogicalToCairoY(y + height),
- LogicalToCairoX(x + rad),LogicalToCairoY(y + height));
- gs_cairo->cairo_line_to(m_cairo,LogicalToCairoX(x + width - rad),LogicalToCairoY(y + height));
+ XLOG2DEVREL(x),YLOG2DEVREL(y + height - rad),
+ XLOG2DEVREL(x),YLOG2DEVREL(y + height),
+ XLOG2DEVREL(x + rad),YLOG2DEVREL(y + height));
+ gs_cairo->cairo_line_to(m_cairo,XLOG2DEVREL(x + width - rad),YLOG2DEVREL(y + height));
gs_cairo->cairo_curve_to(m_cairo,
- LogicalToCairoX(x + width - rad),LogicalToCairoY(y + height),
- LogicalToCairoX(x + width),LogicalToCairoY(y + height),
- LogicalToCairoX(x + width),LogicalToCairoY(y + height - rad));
- gs_cairo->cairo_line_to(m_cairo,LogicalToCairoX(x + width),LogicalToCairoY(y + rad));
+ XLOG2DEVREL(x + width - rad),YLOG2DEVREL(y + height),
+ XLOG2DEVREL(x + width),YLOG2DEVREL(y + height),
+ XLOG2DEVREL(x + width),YLOG2DEVREL(y + height - rad));
+ gs_cairo->cairo_line_to(m_cairo,XLOG2DEVREL(x + width),YLOG2DEVREL(y + rad));
gs_cairo->cairo_curve_to(m_cairo,
- LogicalToCairoX(x + width),LogicalToCairoY(y + rad),
- LogicalToCairoX(x + width),LogicalToCairoY(y),
- LogicalToCairoX(x + width - rad),LogicalToCairoY(y));
- gs_cairo->cairo_line_to(m_cairo,LogicalToCairoX(x + rad),LogicalToCairoY(y));
+ XLOG2DEVREL(x + width),YLOG2DEVREL(y + rad),
+ XLOG2DEVREL(x + width),YLOG2DEVREL(y),
+ XLOG2DEVREL(x + width - rad),YLOG2DEVREL(y));
+ gs_cairo->cairo_line_to(m_cairo,XLOG2DEVREL(x + rad),YLOG2DEVREL(y));
gs_cairo->cairo_close_path(m_cairo);
SetBrush(m_brush);
{
gs_cairo->cairo_save (m_cairo);
- gs_cairo->cairo_translate (m_cairo, LogicalToCairoX((wxCoord) (x + width / 2.)), LogicalToCairoY((wxCoord) (y + height / 2.)));
- gs_cairo->cairo_scale(m_cairo, 1, (double)LogicalToCairoYRel(height)/(double)LogicalToCairoXRel(width));
- gs_cairo->cairo_arc ( m_cairo, 0, 0, LogicalToCairoXRel(width/2), 0, 2 * M_PI);
+ gs_cairo->cairo_translate (m_cairo, XLOG2DEVREL((wxCoord) (x + width / 2.)), YLOG2DEVREL((wxCoord) (y + height / 2.)));
+ gs_cairo->cairo_scale(m_cairo, 1, (double)YLOG2DEVREL(height)/(double)XLOG2DEVREL(width));
+ gs_cairo->cairo_arc ( m_cairo, 0, 0, XLOG2DEVREL(width/2), 0, 2 * M_PI);
SetBrush( m_brush );
gs_cairo->cairo_fill_preserve( m_cairo );
(double)(y1 + d) / 2;
gs_cairo->cairo_new_path( m_cairo );
- gs_cairo->cairo_move_to( m_cairo, LogicalToCairoX((wxCoord)x1), LogicalToCairoY((wxCoord)y1) );
- gs_cairo->cairo_line_to( m_cairo, LogicalToCairoX((wxCoord)x3), LogicalToCairoY((wxCoord)y3) );
+ gs_cairo->cairo_move_to( m_cairo, XLOG2DEVREL((wxCoord)x1), YLOG2DEVREL((wxCoord)y1) );
+ gs_cairo->cairo_line_to( m_cairo, XLOG2DEVREL((wxCoord)x3), YLOG2DEVREL((wxCoord)y3) );
CalcBoundingBox( (wxCoord)x1, (wxCoord)y1 );
CalcBoundingBox( (wxCoord)x3, (wxCoord)y3 );
y3 = (double)(y2 + d) / 2;
gs_cairo->cairo_curve_to(m_cairo,
- LogicalToCairoX((wxCoord)x1), LogicalToCairoY((wxCoord)y1),
- LogicalToCairoX((wxCoord)x2), LogicalToCairoY((wxCoord)y2),
- LogicalToCairoX((wxCoord)x3), LogicalToCairoY((wxCoord)y3) );
+ XLOG2DEVREL((wxCoord)x1), YLOG2DEVREL((wxCoord)y1),
+ XLOG2DEVREL((wxCoord)x2), YLOG2DEVREL((wxCoord)y2),
+ XLOG2DEVREL((wxCoord)x3), YLOG2DEVREL((wxCoord)y3) );
CalcBoundingBox( (wxCoord)x1, (wxCoord)y1 );
CalcBoundingBox( (wxCoord)x3, (wxCoord)y3 );
node = node->GetNext();
}
- gs_cairo->cairo_line_to ( m_cairo, LogicalToCairoX((wxCoord)c), LogicalToCairoY((wxCoord)d) );
+ gs_cairo->cairo_line_to ( m_cairo, XLOG2DEVREL((wxCoord)c), YLOG2DEVREL((wxCoord)d) );
gs_cairo->cairo_stroke( m_cairo );
}
wxCHECK_RET( bitmap.IsOk(), wxT("Invalid bitmap in wxGtkPrintDC::DoDrawBitmap"));
cairo_surface_t* surface;
- x = wxCoord(LogicalToCairoX(x));
- y = wxCoord(LogicalToCairoY(y));
+ x = wxCoord(XLOG2DEVREL(x));
+ y = wxCoord(YLOG2DEVREL(y));
int bw = bitmap.GetWidth();
int bh = bitmap.GetHeight();
wxBitmap bmpSource = bitmap; // we need a non-const instance.
gs_cairo->cairo_restore(m_cairo);
}
-// wxGtkPrintDC has a constant resolution of 72dpi. If we want an higher resolution for printing
-// an image, the scaling has to be done by cairo.
-void wxGtkPrintDC::DoDrawScaledBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, wxCoord w, wxCoord h, bool useMask, int quality )
-{
- wxCHECK_RET( bitmap.IsOk(), wxT("Invalid bitmap in wxGtkPrintDC::DoDrawBitmap"));
-
- cairo_surface_t* surface;
- int bw = bitmap.GetWidth();
- int bh = bitmap.GetHeight();
- x = wxCoord(LogicalToCairoX(x));
- y = wxCoord(LogicalToCairoY(y));
- w = wxCoord(LogicalToCairoXRel(w));
- h = wxCoord(LogicalToCairoYRel(h));
- wxBitmap bmpSource = bitmap; // we need a non-const instance.
- unsigned char* buffer = new unsigned char[bw*bh*4];
- wxUint32* data = (wxUint32*)buffer;
-
- // Create a surface object and copy the bitmap pixel data to it. If the image has alpha (or a mask represented as alpha)
- // then we'll use a different format and iterator than if it doesn't.
- if (bmpSource.HasAlpha() || bmpSource.GetMask())
- {
- surface = gs_cairo->cairo_image_surface_create_for_data(
- buffer, CAIRO_FORMAT_ARGB32, bw, bh, bw*4);
- wxAlphaPixelData pixData(bmpSource, wxPoint(0,0), wxSize(bw, bh));
- wxCHECK_RET( pixData, wxT("Failed to gain raw access to bitmap data."));
-
- wxAlphaPixelData::Iterator p(pixData);
- int y, x;
- for (y=0; y<bh; y++)
- {
- wxAlphaPixelData::Iterator rowStart = p;
- for (x=0; x<bw; x++)
- {
- // Each pixel in CAIRO_FORMAT_ARGB32 is a 32-bit quantity,
- // with alpha in the upper 8 bits, then red, then green, then
- // blue. The 32-bit quantities are stored native-endian.
- // Pre-multiplied alpha is used.
- unsigned char alpha = p.Alpha();
- if (alpha == 0)
- *data = 0;
- else
- *data = ( alpha << 24
- | (p.Red() * alpha/255) << 16
- | (p.Green() * alpha/255) << 8
- | (p.Blue() * alpha/255) );
- ++data;
- ++p;
- }
- p = rowStart;
- p.OffsetY(pixData, 1);
- }
- }
- else // no alpha
- {
- surface = gs_cairo->cairo_image_surface_create_for_data(
- buffer, CAIRO_FORMAT_RGB24, bw, bh, bw*4);
- wxNativePixelData pixData(bmpSource, wxPoint(0,0), wxSize(bw, bh));
- wxCHECK_RET( pixData, wxT("Failed to gain raw access to bitmap data."));
-
- wxNativePixelData::Iterator p(pixData);
- int y, x;
- for (y=0; y<bh; y++)
- {
- wxNativePixelData::Iterator rowStart = p;
- for (x=0; x<bw; x++)
- {
- // Each pixel in CAIRO_FORMAT_RGB24 is a 32-bit quantity, with
- // the upper 8 bits unused. Red, Green, and Blue are stored in
- // the remaining 24 bits in that order. The 32-bit quantities
- // are stored native-endian.
- *data = ( p.Red() << 16 | p.Green() << 8 | p.Blue() );
- ++data;
- ++p;
- }
- p = rowStart;
- p.OffsetY(pixData, 1);
- }
- }
-
-
- gs_cairo->cairo_save(m_cairo);
-
- // Prepare to draw the image.
- gs_cairo->cairo_translate(m_cairo, x, y);
-
- // In case we're scaling the image by using a width and height different
- // than the bitmap's size create a pattern transformation on the surface and
- // draw the transformed pattern.
- cairo_filter_t filter;
- if (quality == wxIMAGE_QUALITY_HIGH) filter = CAIRO_FILTER_BILINEAR;
- else filter = CAIRO_FILTER_GOOD;
- cairo_pattern_t* pattern = gs_cairo->cairo_pattern_create_for_surface(surface);
- gs_cairo->cairo_pattern_set_filter(pattern,filter);
- wxDouble scaleX = (wxDouble) w / (wxDouble) bw;
- wxDouble scaleY = (wxDouble) h / (wxDouble) bh;
- gs_cairo->cairo_scale(m_cairo, scaleX, scaleY);
-
- gs_cairo->cairo_set_source(m_cairo, pattern);
- // Use the original size here since the context is scaled already.
- gs_cairo->cairo_rectangle(m_cairo, 0, 0, bw, bh);
- // Fill the rectangle using the pattern.
- gs_cairo->cairo_fill(m_cairo);
-
- // Clean up.
- gs_cairo->cairo_pattern_destroy(pattern);
- gs_cairo->cairo_surface_destroy(surface);
- delete [] buffer;
-
- CalcBoundingBox(0,0);
- CalcBoundingBox(bw,bh);
-
- gs_cairo->cairo_restore(m_cairo);
-}
-
void wxGtkPrintDC::DoDrawText(const wxString& text, wxCoord x, wxCoord y )
{
DoDrawRotatedText( text, x, y, 0.0 );
}
-void wxGtkPrintDC::DoDrawRotatedText(const wxString& text, wxCoord xC, wxCoord yC, double angle)
+void wxGtkPrintDC::DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle)
{
- double x = LogicalToCairoX(xC);
- double y = LogicalToCairoY(yC);
+ double xx = XLOG2DEV(x);
+ double yy = YLOG2DEV(y);
angle = -angle;
}
}
- int w,h;
-
- if (fabs(m_scaleY - 1.0) > 0.00001)
- {
- // If there is a user or actually any scale applied to the device context, scale the font.
-
- // Scale font description.
- gint oldSize = pango_font_description_get_size( m_fontdesc ); // cairo units
- double size = oldSize;
- size = size * m_scaleY;
- pango_font_description_set_size( m_fontdesc, (gint)size ); // still in cairo units, no scaling required
-
- // Actually apply scaled font.
- pango_layout_set_font_description( m_layout, m_fontdesc );
-
- pango_layout_get_pixel_size( m_layout, &w, &h ); // cairo units
- w = wxCoord(LogicalToCairoXRel(MapFromCairo(w))); // convert from cairo to device units and back again
- h = wxCoord(LogicalToCairoYRel(MapFromCairo(h)));
-
- if ( m_backgroundMode == wxSOLID )
- {
- unsigned char red = m_textBackgroundColour.Red();
- unsigned char blue = m_textBackgroundColour.Blue();
- unsigned char green = m_textBackgroundColour.Green();
- unsigned char alpha = m_textBackgroundColour.Alpha();
-
- double redPS = (double)(red) / 255.0;
- double bluePS = (double)(blue) / 255.0;
- double greenPS = (double)(green) / 255.0;
- double alphaPS = (double)(alpha) / 255.0;
-
- gs_cairo->cairo_save(m_cairo);
- gs_cairo->cairo_translate(m_cairo, x, y); // have already been converted to cairo units before
- gs_cairo->cairo_set_source_rgba( m_cairo, redPS, greenPS, bluePS, alphaPS );
- gs_cairo->cairo_rotate(m_cairo,angle*DEG2RAD);
- gs_cairo->cairo_rectangle(m_cairo, 0, 0, w, h); // have been converted back and forth
- gs_cairo->cairo_fill(m_cairo);
- gs_cairo->cairo_restore(m_cairo);
- }
-
- // Draw layout.
- gs_cairo->cairo_move_to (m_cairo, x, y);
- if (fabs(angle) > 0.00001)
- {
- gs_cairo->cairo_save( m_cairo );
- gs_cairo->cairo_rotate( m_cairo, angle*DEG2RAD );
- gs_cairo->pango_cairo_update_layout (m_cairo, m_layout);
- gs_cairo->pango_cairo_show_layout (m_cairo, m_layout);
- gs_cairo->cairo_restore( m_cairo );
- }
- else
- {
- gs_cairo->pango_cairo_update_layout (m_cairo, m_layout);
- gs_cairo->pango_cairo_show_layout (m_cairo, m_layout);
- }
-
- // Reset unscaled size.
- pango_font_description_set_size( m_fontdesc, oldSize );
+
+ // TODO: steal scale implementation from GNOME print
- // Actually apply unscaled font.
- pango_layout_set_font_description( m_layout, m_fontdesc );
- }
- else
- {
- pango_layout_get_pixel_size( m_layout, &w, &h ); // cairo units
+ int w,h;
+ pango_layout_get_pixel_size( m_layout, &w, &h ); // cairo units
if ( m_backgroundMode == wxSOLID )
{
double alphaPS = (double)(alpha) / 255.0;
gs_cairo->cairo_save(m_cairo);
- gs_cairo->cairo_translate(m_cairo, x, y); // have already been converted to cairo units before
+ gs_cairo->cairo_translate(m_cairo, xx, yy);
gs_cairo->cairo_set_source_rgba( m_cairo, redPS, greenPS, bluePS, alphaPS );
gs_cairo->cairo_rotate(m_cairo,angle*DEG2RAD);
- gs_cairo->cairo_rectangle(m_cairo, 0, 0, w, h); // still in cairo units
+ gs_cairo->cairo_rectangle(m_cairo, 0, 0, w, h); // still in cairo units
gs_cairo->cairo_fill(m_cairo);
gs_cairo->cairo_restore(m_cairo);
}
- // Draw layout.
- gs_cairo->cairo_move_to (m_cairo, x, y); // have already been converted to cairo units before
- if (fabs(angle) > 0.00001)
- {
- gs_cairo->cairo_save( m_cairo );
- gs_cairo->cairo_rotate( m_cairo, angle*DEG2RAD );
- gs_cairo->pango_cairo_update_layout (m_cairo, m_layout);
- gs_cairo->pango_cairo_show_layout (m_cairo, m_layout);
- gs_cairo->cairo_restore( m_cairo );
- }
- else
- {
- gs_cairo->pango_cairo_update_layout (m_cairo, m_layout);
- gs_cairo->pango_cairo_show_layout (m_cairo, m_layout);
- }
- }
+ // Draw layout.
+ gs_cairo->cairo_move_to (m_cairo, xx, yy);
+
+ gs_cairo->cairo_save( m_cairo );
+
+ gs_cairo->cairo_scale( m_cairo, m_scaleX, m_scaleY );
+
+ if (fabs(angle) > 0.00001)
+ gs_cairo->cairo_rotate( m_cairo, angle*DEG2RAD );
+
+ gs_cairo->pango_cairo_update_layout (m_cairo, m_layout);
+ gs_cairo->pango_cairo_show_layout (m_cairo, m_layout);
+
+ gs_cairo->cairo_restore( m_cairo );
if (underlined)
{
// Undo underline attributes setting
pango_layout_set_attributes(m_layout, NULL);
}
+
// Back to device units:
- CalcBoundingBox (MapFromCairo(x),MapFromCairo(y));
- CalcBoundingBox (MapFromCairo(x + w),MapFromCairo(y + h));
+ CalcBoundingBox (x, y);
+ CalcBoundingBox (x + w, y + h);
}
void wxGtkPrintDC::Clear()
// Scale font description from device units to pango units
gint oldSize = pango_font_description_get_size( m_fontdesc );
- double size = MapToCairo(oldSize); // scale to cairo units
+ double size = oldSize *m_DEV2PS; // scale to cairo units
pango_font_description_set_size( m_fontdesc, (gint)size ); // apply to description
// Actually apply scaled font.
double width = (double) m_pen.GetWidth();
if (width == 0) width = 0.1;
- gs_cairo->cairo_set_line_width( m_cairo, LogicalToCairoXRel( (wxCoord)((1000.0 * (double)width ) / 1000.0)) );
+ gs_cairo->cairo_set_line_width( m_cairo, XLOG2DEVREL( (wxCoord)((1000.0 * (double)width ) / 1000.0)) );
static const double dotted[] = {2.0, 5.0};
static const double short_dashed[] = {4.0, 4.0};
static const double long_dashed[] = {4.0, 8.0};
m_brush = brush;
+ if (m_brush.GetStyle() == wxTRANSPARENT)
+ {
+ gs_cairo->cairo_set_source_rgba( m_cairo, 0, 0, 0, 0 );
+ m_currentRed = 0;
+ m_currentBlue = 0;
+ m_currentGreen = 0;
+ m_currentAlpha = 0;
+ return;
+ }
+
// Brush colour.
unsigned char red = m_brush.GetColour().Red();
unsigned char blue = m_brush.GetColour().Blue();
void wxGtkPrintDC::DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
{
- gs_cairo->cairo_rectangle ( m_cairo, LogicalToCairoX(x), LogicalToCairoY(y), LogicalToCairoXRel(width), LogicalToCairoYRel(height));
+ gs_cairo->cairo_rectangle ( m_cairo, XLOG2DEVREL(x), YLOG2DEVREL(y), XLOG2DEVREL(width), YLOG2DEVREL(height));
gs_cairo->cairo_clip(m_cairo);
}
int w,h;
pango_layout_get_pixel_size( m_layout, &w, &h );
- return CairoToLogicalYRel(h);
+ return wxRound( h * m_PS2DEV );
}
wxCoord wxGtkPrintDC::GetCharWidth() const
int w,h;
pango_layout_get_pixel_size( m_layout, &w, &h );
- return CairoToLogicalXRel(w);
+ return wxRound( w * m_PS2DEV );
}
void wxGtkPrintDC::DoGetTextExtent(const wxString& string, wxCoord *width, wxCoord *height,
pango_layout_get_pixel_size( m_layout, &w, &h );
if (width)
- *width = MapFromCairo((double)w / (double)m_scaleX);
+ *width = wxRound( (double)w / m_scaleX * m_PS2DEV );
if (height)
- *height = MapFromCairo((double)h / (double)m_scaleY);
+ *height = wxRound( (double)h / m_scaleY * m_PS2DEV );
+
if (descent)
{
PangoLayoutIter *iter = pango_layout_get_iter(m_layout);
int baseline = pango_layout_iter_get_baseline(iter);
pango_layout_iter_free(iter);
- *descent = MapFromCairo((double) h - (double) PANGO_PIXELS(baseline));
+ *descent = wxRound( (h - PANGO_PIXELS(baseline)) * m_PS2DEV );
}
// Reset unscaled size.
void wxGtkPrintDC::DoGetSize(int* width, int* height) const
{
+ GtkPageSetup *setup = gtk_print_context_get_page_setup( m_gpc );
+
if (width)
- *width = (int) ((double)gtk_print_context_get_width( m_gpc ) * (double)ms_resolution/72.0 + 0.5) ;
+ *width = wxRound( gtk_page_setup_get_paper_width( setup, GTK_UNIT_POINTS ) * m_PS2DEV );
if (height)
- *height = (int) ((double)gtk_print_context_get_height( m_gpc ) * (double)ms_resolution/72.0 + 0.5);
+ *height = wxRound( gtk_page_setup_get_paper_height( setup, GTK_UNIT_POINTS ) * m_PS2DEV );
}
void wxGtkPrintDC::DoGetSizeMM(int *width, int *height) const
{
- // This function takes margins into consideration.
- gdouble w = gtk_page_setup_get_page_width( gtk_print_context_get_page_setup( m_gpc ), GTK_UNIT_MM);
- gdouble h = gtk_page_setup_get_page_height( gtk_print_context_get_page_setup( m_gpc ), GTK_UNIT_MM);
+ GtkPageSetup *setup = gtk_print_context_get_page_setup( m_gpc );
if (width)
- *width = (int) (w + 0.5);
+ *width = wxRound( gtk_page_setup_get_paper_width( setup, GTK_UNIT_MM ) );
if (height)
- *height = (int) (h + 0.5);
+ *height = wxRound( gtk_page_setup_get_paper_height( setup, GTK_UNIT_MM ) );
}
wxSize wxGtkPrintDC::GetPPI() const
{
- return wxSize((int) ms_resolution,(int) ms_resolution);
-}
-
-void wxGtkPrintDC::SetLogicalOrigin( wxCoord x, wxCoord y )
-{
- wxDC::SetLogicalOrigin( x, y );
-}
-
-void wxGtkPrintDC::SetDeviceOrigin( wxCoord x, wxCoord y )
-{
- wxDC::SetDeviceOrigin( x, y );
+ return wxSize( (int)m_resolution, (int)m_resolution );
}
void wxGtkPrintDC::SetPrintData(const wxPrintData& data)
{
m_printData = data;
-
- if (m_printData.GetOrientation() == wxPORTRAIT)
- GetSize( &m_deviceOffsetX, &m_deviceOffsetY );
- else
- GetSize( &m_deviceOffsetY, &m_deviceOffsetX );
}
void wxGtkPrintDC::SetResolution(int ppi)
{
// We can't change ppi of the GtkPrintContext.
- ms_resolution = ppi;
+ // TODO: should we really support this?
}
int wxGtkPrintDC::GetResolution()
{
- return ms_resolution;
+ return m_resolution;
}
// ----------------------------------------------------------------------------
m_previewPrintout->SetPPIScreen( (int) ((ScreenPixels.GetWidth() * 25.4) / ScreenMM.GetWidth()),
(int) ((ScreenPixels.GetHeight() * 25.4) / ScreenMM.GetHeight()) );
- m_previewPrintout->SetPPIPrinter(wxGtkPrintDC::GetResolution(), wxGtkPrintDC::GetResolution());
+
+ // TODO !!!!!!!!!!!!!!!
+ int resolution = 600;
+ m_previewPrintout->SetPPIPrinter( resolution, resolution );
+
// Get width and height in points (1/72th of an inch)
wxSize sizeDevUnits(paper->GetSizeDeviceUnits());
- sizeDevUnits.x = (wxCoord)((float)sizeDevUnits.x * wxGtkPrintDC::GetResolution() / 72.0);
- sizeDevUnits.y = (wxCoord)((float)sizeDevUnits.y * wxGtkPrintDC::GetResolution() / 72.0);
+ sizeDevUnits.x = wxRound((double)sizeDevUnits.x * (double)resolution / 72.0);
+ sizeDevUnits.y = wxRound((double)sizeDevUnits.y * (double)resolution / 72.0);
wxSize sizeTenthsMM(paper->GetSize());
wxSize sizeMM(sizeTenthsMM.x / 10, sizeTenthsMM.y / 10);
m_previewPrintout->SetPaperRectPixels(wxRect(0, 0, m_pageWidth, m_pageHeight));
// At 100%, the page should look about page-size on the screen.
- m_previewScaleX = (float)0.8 * 72.0 / (float)wxGtkPrintDC::GetResolution();
+ m_previewScaleX = 0.8 * 72.0 / (double)resolution;
m_previewScaleY = m_previewScaleX;
}
}
projects / wxWidgets.git / commitdiff
