X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/82a234fbff7fbc174c9459980995b73f37087992..db3d75435a6f5750e2411a9456627a195dfb2d99:/src/generic/graphicc.cpp diff --git a/src/generic/graphicc.cpp b/src/generic/graphicc.cpp index 728fc687f2..b21d03e9d7 100644 --- a/src/generic/graphicc.cpp +++ b/src/generic/graphicc.cpp @@ -12,63 +12,31 @@ #include "wx/wxprec.h" #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif #if wxUSE_GRAPHICS_CONTEXT -#include "wx/dc.h" +#include "wx/graphics.h" + +#if wxUSE_CAIRO + +#include "wx/cairo.h" #ifndef WX_PRECOMP -#include "wx/image.h" -#include "wx/window.h" -#include "wx/dc.h" -#include "wx/utils.h" -#include "wx/dialog.h" -#include "wx/app.h" -#include "wx/bitmap.h" -#include "wx/dcmemory.h" -#include "wx/log.h" -#include "wx/icon.h" -#include "wx/dcprint.h" -#include "wx/module.h" + #include "wx/bitmap.h" + #include "wx/icon.h" + #include "wx/dcclient.h" + #include "wx/dcmemory.h" + #include "wx/dcprint.h" #endif -#include "wx/graphics.h" +#include "wx/private/graphics.h" #include "wx/rawbmp.h" - -#include +#include "wx/vector.h" using namespace std; -//----------------------------------------------------------------------------- -// constants -//----------------------------------------------------------------------------- - -const double RAD2DEG = 180.0 / M_PI; - -//----------------------------------------------------------------------------- -// Local functions -//----------------------------------------------------------------------------- - -static inline double dmin(double a, double b) -{ - return a < b ? a : b; -} -static inline double dmax(double a, double b) -{ - return a > b ? a : b; -} - -static inline double DegToRad(double deg) -{ - return (deg * M_PI) / 180.0; -} -static inline double RadToDeg(double deg) -{ - return (deg * 180.0) / M_PI; -} - //----------------------------------------------------------------------------- // device context implementation // @@ -96,9 +64,14 @@ static inline double RadToDeg(double deg) #endif #include +#ifdef __WXMSW__ +#include +#endif + #ifdef __WXGTK__ #include #include "wx/fontutil.h" +#include "wx/gtk/dc.h" #endif #ifdef __WXMSW__ @@ -106,7 +79,7 @@ static inline double RadToDeg(double deg) #endif #ifdef __WXMAC__ -#include "wx/mac/private.h" +#include "wx/osx/private.h" #include #include #endif @@ -152,7 +125,7 @@ public : /* - // appends a rectangle as a new closed subpath + // appends a rectangle as a new closed subpath virtual void AddRectangle( wxDouble x, wxDouble y, wxDouble w, wxDouble h ) ; // appends an ellipsis as a new closed subpath fitting the passed rectangle virtual void AddEllipsis( wxDouble x, wxDouble y, wxDouble w , wxDouble h ) ; @@ -173,7 +146,7 @@ public : // gets the bounding box enclosing all points (possibly including control points) virtual void GetBox(wxDouble *x, wxDouble *y, wxDouble *w, wxDouble *h) const; - virtual bool Contains( wxDouble x, wxDouble y, int fillStyle = wxWINDING_RULE) const; + virtual bool Contains( wxDouble x, wxDouble y, wxPolygonFillMode fillStyle = wxWINDING_RULE) const; private : cairo_t* m_pathContext; @@ -191,13 +164,13 @@ public : virtual void Concat( const wxGraphicsMatrixData *t ); // sets the matrix to the respective values - virtual void Set(wxDouble a=1.0, wxDouble b=0.0, wxDouble c=0.0, wxDouble d=1.0, + virtual void Set(wxDouble a=1.0, wxDouble b=0.0, wxDouble c=0.0, wxDouble d=1.0, wxDouble tx=0.0, wxDouble ty=0.0); // gets the component valuess of the matrix virtual void Get(wxDouble* a=NULL, wxDouble* b=NULL, wxDouble* c=NULL, wxDouble* d=NULL, wxDouble* tx=NULL, wxDouble* ty=NULL) const; - + // makes this the inverse matrix virtual void Invert(); @@ -218,7 +191,7 @@ public : virtual void Scale( wxDouble xScale , wxDouble yScale ); // add the rotation to this matrix (radians) - virtual void Rotate( wxDouble angle ); + virtual void Rotate( wxDouble angle ); // // apply the transforms @@ -249,12 +222,12 @@ public: private : double m_width; - + double m_red; double m_green; double m_blue; double m_alpha; - + cairo_line_cap_t m_cap; cairo_line_join_t m_join; @@ -263,6 +236,8 @@ private : double *m_userLengths; wxPen m_pen; + + wxDECLARE_NO_COPY_CLASS(wxCairoPenData); }; class WXDLLIMPEXP_CORE wxCairoBrushData : public wxGraphicsObjectRefData @@ -273,14 +248,20 @@ public: ~wxCairoBrushData (); virtual void Apply( wxGraphicsContext* context ); - void CreateLinearGradientBrush( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2, - const wxColour&c1, const wxColour&c2 ); - void CreateRadialGradientBrush( wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius, - const wxColour &oColor, const wxColour &cColor ); + + void CreateLinearGradientBrush(wxDouble x1, wxDouble y1, + wxDouble x2, wxDouble y2, + const wxGraphicsGradientStops& stops); + void CreateRadialGradientBrush(wxDouble xo, wxDouble yo, + wxDouble xc, wxDouble yc, wxDouble radius, + const wxGraphicsGradientStops& stops); protected: virtual void Init(); + // common part of Create{Linear,Radial}GradientBrush() + void AddGradientStops(const wxGraphicsGradientStops& stops); + private : double m_red; double m_green; @@ -299,9 +280,11 @@ public: virtual void Apply( wxGraphicsContext* context ); #ifdef __WXGTK__ const PangoFontDescription* GetFont() const { return m_font; } + bool GetUnderlined() const { return m_underlined; } #endif private : double m_size; + bool m_underlined; double m_red; double m_green; double m_blue; @@ -315,14 +298,35 @@ private : cairo_font_slant_t m_slant; cairo_font_weight_t m_weight; #endif +#ifdef __WXMSW__ + wxCairoContext( wxGraphicsRenderer* renderer, HDC context ); +#endif }; -class WXDLLIMPEXP_CORE wxCairoContext : public wxGraphicsContext +class wxCairoBitmapData : public wxGraphicsObjectRefData { - DECLARE_NO_COPY_CLASS(wxCairoContext) +public: + wxCairoBitmapData( wxGraphicsRenderer* renderer, const wxBitmap& bmp ); + wxCairoBitmapData( wxGraphicsRenderer* renderer, cairo_surface_t* bitmap ); + ~wxCairoBitmapData(); + virtual cairo_surface_t* GetCairoSurface() { return m_surface; } + virtual cairo_pattern_t* GetCairoPattern() { return m_pattern; } + virtual wxSize GetSize() { return wxSize(m_width, m_height); } +private : + cairo_surface_t* m_surface; + cairo_pattern_t* m_pattern; + int m_width; + int m_height; + unsigned char* m_buffer; +}; + +class WXDLLIMPEXP_CORE wxCairoContext : public wxGraphicsContext +{ public: wxCairoContext( wxGraphicsRenderer* renderer, const wxWindowDC& dc ); + wxCairoContext( wxGraphicsRenderer* renderer, const wxMemoryDC& dc ); + wxCairoContext( wxGraphicsRenderer* renderer, const wxPrinterDC& dc ); #ifdef __WXGTK__ wxCairoContext( wxGraphicsRenderer* renderer, GdkDrawable *drawable ); #endif @@ -332,7 +336,7 @@ public: virtual ~wxCairoContext(); virtual bool ShouldOffset() const - { + { int penwidth = 0 ; if ( !m_pen.IsNull() ) { @@ -344,6 +348,9 @@ public: } virtual void Clip( const wxRegion ®ion ); +#ifdef __WXMSW__ + cairo_surface_t* m_mswSurface; +#endif // clips drawings to the rect virtual void Clip( wxDouble x, wxDouble y, wxDouble w, wxDouble h ); @@ -353,8 +360,16 @@ public: virtual void * GetNativeContext(); + virtual bool SetAntialiasMode(wxAntialiasMode antialias); + + virtual bool SetCompositionMode(wxCompositionMode op); + + virtual void BeginLayer(wxDouble opacity); + + virtual void EndLayer(); + virtual void StrokePath( const wxGraphicsPath& p ); - virtual void FillPath( const wxGraphicsPath& p , int fillStyle = wxWINDING_RULE ); + virtual void FillPath( const wxGraphicsPath& p , wxPolygonFillMode fillStyle = wxWINDING_RULE ); virtual void Translate( wxDouble dx , wxDouble dy ); virtual void Scale( wxDouble xScale , wxDouble yScale ); @@ -369,20 +384,27 @@ public: // gets the matrix of this context virtual wxGraphicsMatrix GetTransform() const; + virtual void DrawBitmap( const wxGraphicsBitmap &bmp, wxDouble x, wxDouble y, wxDouble w, wxDouble h ); virtual void DrawBitmap( const wxBitmap &bmp, wxDouble x, wxDouble y, wxDouble w, wxDouble h ); virtual void DrawIcon( const wxIcon &icon, wxDouble x, wxDouble y, wxDouble w, wxDouble h ); virtual void PushState(); virtual void PopState(); - virtual void DrawText( const wxString &str, wxDouble x, wxDouble y); virtual void GetTextExtent( const wxString &str, wxDouble *width, wxDouble *height, wxDouble *descent, wxDouble *externalLeading ) const; virtual void GetPartialTextExtents(const wxString& text, wxArrayDouble& widths) const; +protected: + virtual void DoDrawText( const wxString &str, wxDouble x, wxDouble y ); + private: void Init(cairo_t *context); - + cairo_t* m_context; + + wxVector m_layerOpacities; + + wxDECLARE_NO_COPY_CLASS(wxCairoContext); }; //----------------------------------------------------------------------------- @@ -404,7 +426,7 @@ void wxCairoPenData::Init() wxCairoPenData::wxCairoPenData( wxGraphicsRenderer* renderer, const wxPen &pen ) : wxGraphicsObjectRefData(renderer) -{ +{ Init(); m_pen = pen; m_width = m_pen.GetWidth(); @@ -412,7 +434,7 @@ wxCairoPenData::wxCairoPenData( wxGraphicsRenderer* renderer, const wxPen &pen ) m_width = 0.1; m_red = m_pen.GetColour().Red()/255.0; - m_green = m_pen.GetColour().Green()/255.0; + m_green = m_pen.GetColour().Green()/255.0; m_blue = m_pen.GetColour().Blue()/255.0; m_alpha = m_pen.GetColour().Alpha()/255.0; @@ -474,32 +496,32 @@ wxCairoPenData::wxCairoPenData( wxGraphicsRenderer* renderer, const wxPen &pen ) switch ( m_pen.GetStyle() ) { - case wxSOLID : + case wxPENSTYLE_SOLID : break; - case wxDOT : + case wxPENSTYLE_DOT : m_count = WXSIZEOF(dotted); m_userLengths = new double[ m_count ] ; memcpy( m_userLengths, dotted, sizeof(dotted) ); m_lengths = m_userLengths; break; - case wxLONG_DASH : + case wxPENSTYLE_LONG_DASH : m_lengths = dashed ; m_count = WXSIZEOF(dashed); break; - case wxSHORT_DASH : + case wxPENSTYLE_SHORT_DASH : m_lengths = short_dashed ; m_count = WXSIZEOF(short_dashed); break; - case wxDOT_DASH : + case wxPENSTYLE_DOT_DASH : m_lengths = dotted_dashed ; m_count = WXSIZEOF(dotted_dashed); break; - case wxUSER_DASH : + case wxPENSTYLE_USER_DASH : { wxDash *wxdashes ; m_count = m_pen.GetDashes( &wxdashes ) ; @@ -519,7 +541,7 @@ wxCairoPenData::wxCairoPenData( wxGraphicsRenderer* renderer, const wxPen &pen ) m_lengths = m_userLengths ; } break; - case wxSTIPPLE : + case wxPENSTYLE_STIPPLE : { /* wxBitmap* bmp = pen.GetStipple(); @@ -535,29 +557,30 @@ wxCairoPenData::wxCairoPenData( wxGraphicsRenderer* renderer, const wxPen &pen ) } break; default : - if ( m_pen.GetStyle() >= wxFIRST_HATCH && m_pen.GetStyle() <= wxLAST_HATCH ) + if ( m_pen.GetStyle() >= wxPENSTYLE_FIRST_HATCH + && m_pen.GetStyle() <= wxPENSTYLE_LAST_HATCH ) { /* wxDELETE( m_penBrush ); HatchStyle style = HatchStyleHorizontal; switch( pen.GetStyle() ) { - case wxBDIAGONAL_HATCH : + case wxPENSTYLE_BDIAGONAL_HATCH : style = HatchStyleBackwardDiagonal; break ; - case wxCROSSDIAG_HATCH : + case wxPENSTYLE_CROSSDIAG_HATCH : style = HatchStyleDiagonalCross; break ; - case wxFDIAGONAL_HATCH : + case wxPENSTYLE_FDIAGONAL_HATCH : style = HatchStyleForwardDiagonal; break ; - case wxCROSS_HATCH : + case wxPENSTYLE_CROSS_HATCH : style = HatchStyleCross; break ; - case wxHORIZONTAL_HATCH : + case wxPENSTYLE_HORIZONTAL_HATCH : style = HatchStyleHorizontal; break ; - case wxVERTICAL_HATCH : + case wxPENSTYLE_VERTICAL_HATCH : style = HatchStyleVertical; break ; @@ -595,13 +618,13 @@ wxCairoBrushData::wxCairoBrushData( wxGraphicsRenderer* renderer, const wxBrush : wxGraphicsObjectRefData(renderer) { Init(); - + m_red = brush.GetColour().Red()/255.0; - m_green = brush.GetColour().Green()/255.0; + m_green = brush.GetColour().Green()/255.0; m_blue = brush.GetColour().Blue()/255.0; m_alpha = brush.GetColour().Alpha()/255.0; /* - if ( brush.GetStyle() == wxSOLID) + if ( brush.GetStyle() == wxBRUSHSTYLE_SOLID) { m_brush = new SolidBrush( Color( brush.GetColour().Alpha() , brush.GetColour().Red() , brush.GetColour().Green() , brush.GetColour().Blue() ) ); @@ -611,22 +634,22 @@ wxCairoBrushData::wxCairoBrushData( wxGraphicsRenderer* renderer, const wxBrush HatchStyle style = HatchStyleHorizontal; switch( brush.GetStyle() ) { - case wxBDIAGONAL_HATCH : + case wxBRUSHSTYLE_BDIAGONAL_HATCH : style = HatchStyleBackwardDiagonal; break ; - case wxCROSSDIAG_HATCH : + case wxBRUSHSTYLE_CROSSDIAG_HATCH : style = HatchStyleDiagonalCross; break ; - case wxFDIAGONAL_HATCH : + case wxBRUSHSTYLE_FDIAGONAL_HATCH : style = HatchStyleForwardDiagonal; break ; - case wxCROSS_HATCH : + case wxBRUSHSTYLE_CROSS_HATCH : style = HatchStyleCross; break ; - case wxHORIZONTAL_HATCH : + case wxBRUSHSTYLE_HORIZONTAL_HATCH : style = HatchStyleHorizontal; break ; - case wxVERTICAL_HATCH : + case wxBRUSHSTYLE_VERTICAL_HATCH : style = HatchStyleVertical; break ; @@ -634,7 +657,7 @@ wxCairoBrushData::wxCairoBrushData( wxGraphicsRenderer* renderer, const wxBrush m_brush = new HatchBrush(style,Color( brush.GetColour().Alpha() , brush.GetColour().Red() , brush.GetColour().Green() , brush.GetColour().Blue() ), Color.Transparent ); } - else + else { wxBitmap* bmp = brush.GetStipple(); if ( bmp && bmp->Ok() ) @@ -666,26 +689,50 @@ void wxCairoBrushData::Apply( wxGraphicsContext* context ) } } -void wxCairoBrushData::CreateLinearGradientBrush( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2, - const wxColour&c1, const wxColour&c2 ) +void wxCairoBrushData::AddGradientStops(const wxGraphicsGradientStops& stops) +{ + // loop over all the stops, they include the beginning and ending ones + const unsigned numStops = stops.GetCount(); + for ( unsigned n = 0; n < numStops; n++ ) + { + const wxGraphicsGradientStop stop = stops.Item(n); + + const wxColour col = stop.GetColour(); + + cairo_pattern_add_color_stop_rgba + ( + m_brushPattern, + stop.GetPosition(), + col.Red()/255.0, + col.Green()/255.0, + col.Blue()/255.0, + col.Alpha()/255.0 + ); + } + + wxASSERT_MSG(cairo_pattern_status(m_brushPattern) == CAIRO_STATUS_SUCCESS, + wxT("Couldn't create cairo pattern")); +} + +void +wxCairoBrushData::CreateLinearGradientBrush(wxDouble x1, wxDouble y1, + wxDouble x2, wxDouble y2, + const wxGraphicsGradientStops& stops) { m_brushPattern = cairo_pattern_create_linear(x1,y1,x2,y2); - cairo_pattern_add_color_stop_rgba(m_brushPattern,0.0,c1.Red()/255.0, - c1.Green()/255.0, c1.Blue()/255.0,c1.Alpha()/255.0); - cairo_pattern_add_color_stop_rgba(m_brushPattern,1.0,c2.Red()/255.0, - c2.Green()/255.0, c2.Blue()/255.0,c2.Alpha()/255.0); - wxASSERT_MSG(cairo_pattern_status(m_brushPattern) == CAIRO_STATUS_SUCCESS, wxT("Couldn't create cairo pattern")); + + AddGradientStops(stops); } -void wxCairoBrushData::CreateRadialGradientBrush( wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius, - const wxColour &oColor, const wxColour &cColor ) +void +wxCairoBrushData::CreateRadialGradientBrush(wxDouble xo, wxDouble yo, + wxDouble xc, wxDouble yc, + wxDouble radius, + const wxGraphicsGradientStops& stops) { m_brushPattern = cairo_pattern_create_radial(xo,yo,0.0,xc,yc,radius); - cairo_pattern_add_color_stop_rgba(m_brushPattern,0.0,oColor.Red()/255.0, - oColor.Green()/255.0, oColor.Blue()/255.0,oColor.Alpha()/255.0); - cairo_pattern_add_color_stop_rgba(m_brushPattern,1.0,cColor.Red()/255.0, - cColor.Green()/255.0, cColor.Blue()/255.0,cColor.Alpha()/255.0); - wxASSERT_MSG(cairo_pattern_status(m_brushPattern) == CAIRO_STATUS_SUCCESS, wxT("Couldn't create cairo pattern")); + + AddGradientStops(stops); } void wxCairoBrushData::Init() @@ -697,17 +744,18 @@ void wxCairoBrushData::Init() // wxCairoFontData implementation //----------------------------------------------------------------------------- -wxCairoFontData::wxCairoFontData( wxGraphicsRenderer* renderer, const wxFont &font, +wxCairoFontData::wxCairoFontData( wxGraphicsRenderer* renderer, const wxFont &font, const wxColour& col ) : wxGraphicsObjectRefData(renderer) { m_red = col.Red()/255.0; - m_green = col.Green()/255.0; + m_green = col.Green()/255.0; m_blue = col.Blue()/255.0; m_alpha = col.Alpha()/255.0; m_size = font.GetPointSize(); + m_underlined = font.GetUnderlined(); #ifdef __WXMAC__ - m_font = cairo_atsui_font_face_create_for_atsu_font_id( font.MacGetATSUFontID() ); + m_font = cairo_quartz_font_face_create_for_cgfont( font.OSXGetCGFont() ); #elif defined(__WXGTK__) m_font = pango_font_description_copy( font.GetNativeFontInfo()->description ); #else @@ -735,6 +783,7 @@ void wxCairoFontData::Apply( wxGraphicsContext* context ) // the rest is done using Pango layouts #elif defined(__WXMAC__) cairo_set_font_face(ctext, m_font); + cairo_set_font_size(ctext, m_size ); #else cairo_select_font_face(ctext, m_fontName, m_slant, m_weights ); cairo_set_font_size(ctext, m_size ); @@ -832,7 +881,7 @@ void wxCairoPathData::GetCurrentPoint( wxDouble* x, wxDouble* y) const void wxCairoPathData::AddArc( wxDouble x, wxDouble y, wxDouble r, double startAngle, double endAngle, bool clockwise ) { - // as clockwise means positive in our system (y pointing downwards) + // as clockwise means positive in our system (y pointing downwards) // TODO make this interpretation dependent of the // real device trans if ( clockwise||(endAngle-startAngle)>=2*M_PI) @@ -842,14 +891,14 @@ void wxCairoPathData::AddArc( wxDouble x, wxDouble y, wxDouble r, double startAn } // transforms each point of this path by the matrix -void wxCairoPathData::Transform( const wxGraphicsMatrixData* matrix ) +void wxCairoPathData::Transform( const wxGraphicsMatrixData* matrix ) { // as we don't have a true path object, we have to apply the inverse // matrix to the context cairo_matrix_t m = *((cairo_matrix_t*) matrix->GetNativeMatrix()); cairo_matrix_invert( &m ); cairo_transform(m_pathContext,&m); -} +} // gets the bounding box enclosing all points (possibly including control points) void wxCairoPathData::GetBox(wxDouble *x, wxDouble *y, wxDouble *w, wxDouble *h) const @@ -867,7 +916,7 @@ void wxCairoPathData::GetBox(wxDouble *x, wxDouble *y, wxDouble *w, wxDouble *h) *x = x1; *w = x2-x1; } - + if( y2 < y1 ) { *y = y2; @@ -880,9 +929,10 @@ void wxCairoPathData::GetBox(wxDouble *x, wxDouble *y, wxDouble *w, wxDouble *h) } } -bool wxCairoPathData::Contains( wxDouble x, wxDouble y, int WXUNUSED(fillStyle) ) const +bool wxCairoPathData::Contains( wxDouble x, wxDouble y, wxPolygonFillMode fillStyle ) const { - return cairo_in_stroke( m_pathContext, x, y) != 0; + cairo_set_fill_rule(m_pathContext,fillStyle==wxODDEVEN_RULE ? CAIRO_FILL_RULE_EVEN_ODD : CAIRO_FILL_RULE_WINDING); + return cairo_in_fill( m_pathContext, x, y) != 0; } //----------------------------------------------------------------------------- @@ -896,25 +946,25 @@ wxCairoMatrixData::wxCairoMatrixData(wxGraphicsRenderer* renderer, const cairo_m m_matrix = *matrix; } -wxCairoMatrixData::~wxCairoMatrixData() +wxCairoMatrixData::~wxCairoMatrixData() { // nothing to do } -wxGraphicsObjectRefData *wxCairoMatrixData::Clone() const +wxGraphicsObjectRefData *wxCairoMatrixData::Clone() const { return new wxCairoMatrixData(GetRenderer(),&m_matrix); } // concatenates the matrix -void wxCairoMatrixData::Concat( const wxGraphicsMatrixData *t ) +void wxCairoMatrixData::Concat( const wxGraphicsMatrixData *t ) { - cairo_matrix_multiply( &m_matrix, &m_matrix, (cairo_matrix_t*) t->GetNativeMatrix()); + cairo_matrix_multiply( &m_matrix, &m_matrix, (cairo_matrix_t*) t->GetNativeMatrix()); } // sets the matrix to the respective values -void wxCairoMatrixData::Set(wxDouble a, wxDouble b, wxDouble c, wxDouble d, - wxDouble tx, wxDouble ty) +void wxCairoMatrixData::Set(wxDouble a, wxDouble b, wxDouble c, wxDouble d, + wxDouble tx, wxDouble ty) { cairo_matrix_init( &m_matrix, a, b, c, d, tx, ty); } @@ -932,21 +982,21 @@ void wxCairoMatrixData::Get(wxDouble* a, wxDouble* b, wxDouble* c, } // makes this the inverse matrix -void wxCairoMatrixData::Invert() +void wxCairoMatrixData::Invert() { cairo_matrix_invert( &m_matrix ); } // returns true if the elements of the transformation matrix are equal ? -bool wxCairoMatrixData::IsEqual( const wxGraphicsMatrixData* t) const +bool wxCairoMatrixData::IsEqual( const wxGraphicsMatrixData* t) const { const cairo_matrix_t* tm = (cairo_matrix_t*) t->GetNativeMatrix(); - return ( - m_matrix.xx == tm->xx && - m_matrix.yx == tm->yx && - m_matrix.xy == tm->xy && - m_matrix.yy == tm->yy && - m_matrix.x0 == tm->x0 && + return ( + m_matrix.xx == tm->xx && + m_matrix.yx == tm->yx && + m_matrix.xy == tm->xy && + m_matrix.yy == tm->yy && + m_matrix.x0 == tm->x0 && m_matrix.y0 == tm->y0 ) ; } @@ -974,10 +1024,10 @@ void wxCairoMatrixData::Scale( wxDouble xScale , wxDouble yScale ) } // add the rotation to this matrix (radians) -void wxCairoMatrixData::Rotate( wxDouble angle ) +void wxCairoMatrixData::Rotate( wxDouble angle ) { cairo_matrix_rotate( &m_matrix, angle) ; -} +} // // apply the transforms @@ -1007,6 +1057,102 @@ void * wxCairoMatrixData::GetNativeMatrix() const return (void*) &m_matrix; } +// wxCairoBitmap implementation +//----------------------------------------------------------------------------- + +wxCairoBitmapData::wxCairoBitmapData( wxGraphicsRenderer* renderer, cairo_surface_t* bitmap ) : + wxGraphicsObjectRefData( renderer ) +{ + m_surface = bitmap; + m_pattern = cairo_pattern_create_for_surface(m_surface); +} + +wxCairoBitmapData::wxCairoBitmapData( wxGraphicsRenderer* renderer, const wxBitmap& bmp ) : wxGraphicsObjectRefData( renderer ) +{ + wxCHECK_RET( bmp.IsOk(), wxT("Invalid bitmap in wxCairoContext::DrawBitmap")); + + int bw = m_width = bmp.GetWidth(); + int bh = m_height = bmp.GetHeight(); + wxBitmap bmpSource = bmp; // we need a non-const instance + m_buffer = new unsigned char[bw*bh*4]; + wxUint32* data = (wxUint32*)m_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()) + { + m_surface = cairo_image_surface_create_for_data( + m_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); + for (int y=0; yGetCairoContext() ); + + wxPoint org = dc.GetDeviceOrigin(); + cairo_translate( m_context, org.x, org.y ); + + double sx,sy; + dc.GetUserScale( &sx, &sy ); + cairo_scale( m_context, sx, sy ); + + org = dc.GetLogicalOrigin(); + cairo_translate( m_context, -org.x, -org.y ); +#endif +} + wxCairoContext::wxCairoContext( wxGraphicsRenderer* renderer, const wxWindowDC& dc ) : wxGraphicsContext(renderer) { -#ifdef __WXGTK__ - Init( gdk_cairo_create( dc.m_window ) ); +#ifdef __WXGTK20__ + wxGTKDCImpl *impldc = (wxGTKDCImpl*) dc.GetImpl(); + Init( gdk_cairo_create( impldc->GetGDKWindow() ) ); + +#if 0 + wxGraphicsMatrix matrix = CreateMatrix(); + + wxPoint org = dc.GetDeviceOrigin(); + matrix.Translate( org.x, org.y ); + + org = dc.GetLogicalOrigin(); + matrix.Translate( -org.x, -org.y ); + + double sx,sy; + dc.GetUserScale( &sx, &sy ); + matrix.Scale( sx, sy ); + + ConcatTransform( matrix ); +#endif #endif + #ifdef __WXMAC__ int width, height; dc.GetSize( &width, &height ); @@ -1047,7 +1230,41 @@ wxCairoContext::wxCairoContext( wxGraphicsRenderer* renderer, const wxWindowDC& #endif } -#ifdef __WXGTK__ +wxCairoContext::wxCairoContext( wxGraphicsRenderer* renderer, const wxMemoryDC& dc ) +: wxGraphicsContext(renderer) +{ +#ifdef __WXGTK20__ + wxGTKDCImpl *impldc = (wxGTKDCImpl*) dc.GetImpl(); + Init( gdk_cairo_create( impldc->GetGDKWindow() ) ); + +#if 0 + wxGraphicsMatrix matrix = CreateMatrix(); + + wxPoint org = dc.GetDeviceOrigin(); + matrix.Translate( org.x, org.y ); + + org = dc.GetLogicalOrigin(); + matrix.Translate( -org.x, -org.y ); + + double sx,sy; + dc.GetUserScale( &sx, &sy ); + matrix.Scale( sx, sy ); + + ConcatTransform( matrix ); +#endif +#endif + +#ifdef __WXMAC__ + int width, height; + dc.GetSize( &width, &height ); + CGContextRef cgcontext = (CGContextRef)dc.GetWindow()->MacGetCGContextRef(); + cairo_surface_t* surface = cairo_quartz_surface_create_for_cg_context(cgcontext, width, height); + Init( cairo_create( surface ) ); + cairo_surface_destroy( surface ); +#endif +} + +#ifdef __WXGTK20__ wxCairoContext::wxCairoContext( wxGraphicsRenderer* renderer, GdkDrawable *drawable ) : wxGraphicsContext(renderer) { @@ -1055,6 +1272,18 @@ wxCairoContext::wxCairoContext( wxGraphicsRenderer* renderer, GdkDrawable *drawa } #endif +#ifdef __WXMSW__ +wxCairoContext::wxCairoContext( wxGraphicsRenderer* renderer, HDC handle ) +: wxGraphicsContext(renderer) +{ + m_mswSurface = cairo_win32_surface_create(handle); + m_context = cairo_create(m_mswSurface); + PushState(); + PushState(); +} +#endif + + wxCairoContext::wxCairoContext( wxGraphicsRenderer* renderer, cairo_t *context ) : wxGraphicsContext(renderer) { @@ -1086,9 +1315,17 @@ wxCairoContext::~wxCairoContext() if ( m_context ) { PopState(); +#ifdef __WXMSW__ + m_mswSurface = cairo_win32_surface_create((HDC)window->GetHandle()); + m_context = cairo_create(m_mswSurface); +#endif PopState(); cairo_destroy(m_context); } +#ifdef __WXMSW__ + if ( m_mswSurface ) + cairo_surface_destroy(m_mswSurface); +#endif } void wxCairoContext::Init(cairo_t *context) @@ -1109,14 +1346,14 @@ void wxCairoContext::Clip( const wxRegion& region ) path.AddRectangle(ri.GetX(), ri.GetY(), ri.GetW(), ri.GetH()); ++ri; } - + // Put it in the context cairo_path_t* cp = (cairo_path_t*) path.GetNativePath() ; cairo_append_path(m_context, cp); // clip to that path cairo_clip(m_context); - path.UnGetNativePath(cp); + path.UnGetNativePath(cp); } void wxCairoContext::Clip( wxDouble x, wxDouble y, wxDouble w, wxDouble h ) @@ -1131,7 +1368,7 @@ void wxCairoContext::Clip( wxDouble x, wxDouble y, wxDouble w, wxDouble h ) // clip to that path cairo_clip(m_context); - path.UnGetNativePath(cp); + path.UnGetNativePath(cp); } void wxCairoContext::ResetClip() @@ -1143,8 +1380,8 @@ void wxCairoContext::ResetClip() void wxCairoContext::StrokePath( const wxGraphicsPath& path ) { if ( !m_pen.IsNull() ) - { - wxCairoOffsetHelper helper( m_context, ShouldOffset() ) ; + { + wxCairoOffsetHelper helper( m_context, ShouldOffset() ) ; cairo_path_t* cp = (cairo_path_t*) path.GetNativePath() ; cairo_append_path(m_context,cp); ((wxCairoPenData*)m_pen.GetRefData())->Apply(this); @@ -1153,7 +1390,7 @@ void wxCairoContext::StrokePath( const wxGraphicsPath& path ) } } -void wxCairoContext::FillPath( const wxGraphicsPath& path , int fillStyle ) +void wxCairoContext::FillPath( const wxGraphicsPath& path , wxPolygonFillMode fillStyle ) { if ( !m_brush.IsNull() ) { @@ -1216,99 +1453,34 @@ void wxCairoContext::PopState() void wxCairoContext::DrawBitmap( const wxBitmap &bmp, wxDouble x, wxDouble y, wxDouble w, wxDouble h ) { - wxCHECK_RET( bmp.IsOk(), wxT("Invalid bitmap in wxCairoContext::DrawBitmap")); + wxGraphicsBitmap bitmap = GetRenderer()->CreateBitmap(bmp); + DrawBitmap(bitmap, x, y, w, h); - cairo_surface_t* surface; - int bw = bmp.GetWidth(); - int bh = bmp.GetHeight(); - wxBitmap bmpSource = bmp; // 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 = 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); - for (int y=0; y(bmp.GetRefData()); + cairo_pattern_t* pattern = data->GetCairoPattern(); + wxSize size = data->GetSize(); + + wxDouble scaleX = w / size.GetWidth(); + wxDouble scaleY = h / size.GetHeight(); cairo_scale(m_context, scaleX, scaleY); // prepare to draw the image cairo_translate(m_context, x, y); cairo_set_source(m_context, pattern); // use the original size here since the context is scaled already... - cairo_rectangle(m_context, 0, 0, bw, bh); + cairo_rectangle(m_context, 0, 0, size.GetWidth(), size.GetHeight()); // fill the rectangle using the pattern cairo_fill(m_context); - // clean up - cairo_pattern_destroy(pattern); - cairo_surface_destroy(surface); - delete [] buffer; PopState(); } @@ -1321,41 +1493,57 @@ void wxCairoContext::DrawIcon( const wxIcon &icon, wxDouble x, wxDouble y, wxDou } -void wxCairoContext::DrawText( const wxString &str, wxDouble x, wxDouble y ) +void wxCairoContext::DoDrawText(const wxString& str, wxDouble x, wxDouble y) { - if ( m_font.IsNull() || str.empty()) + wxCHECK_RET( !m_font.IsNull(), + wxT("wxCairoContext::DrawText - no valid font set") ); + + if ( str.empty()) return; -#ifdef __WXGTK__ - const wxCharBuffer data = wxConvUTF8.cWC2MB( str ); + const wxCharBuffer data = str.utf8_str(); if ( !data ) return; - size_t datalen = strlen(data); + ((wxCairoFontData*)m_font.GetRefData())->Apply(this); +#ifdef __WXGTK__ + size_t datalen = strlen(data); + PangoLayout *layout = pango_cairo_create_layout (m_context); - pango_layout_set_font_description( layout, ((wxCairoFontData*)m_font.GetRefData())->GetFont()); + wxCairoFontData* font_data = (wxCairoFontData*) m_font.GetRefData(); + pango_layout_set_font_description( layout, font_data->GetFont()); pango_layout_set_text(layout, data, datalen); + + if (font_data->GetUnderlined()) + { + PangoAttrList *attrs = pango_attr_list_new(); + PangoAttribute *attr = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE); + pango_attr_list_insert(attrs, attr); + pango_layout_set_attributes(layout, attrs); + pango_attr_list_unref(attrs); + } + cairo_move_to(m_context, x, y); pango_cairo_show_layout (m_context, layout); g_object_unref (layout); #else - ((wxCairoFontData*)m_font.GetRefData())->Apply(this); // Cairo's x,y for drawing text is at the baseline, so we need to adjust // the position we move to by the ascent. cairo_font_extents_t fe; cairo_font_extents(m_context, &fe); cairo_move_to(m_context, x, y+fe.ascent); - - const wxWX2MBbuf buf(str.mb_str(wxConvUTF8)); - cairo_show_text(m_context,buf); + + cairo_show_text(m_context, data); #endif } void wxCairoContext::GetTextExtent( const wxString &str, wxDouble *width, wxDouble *height, wxDouble *descent, wxDouble *externalLeading ) const { + wxCHECK_RET( !m_font.IsNull(), wxT("wxCairoContext::GetTextExtent - no valid font set") ); + if ( width ) *width = 0; if ( height ) @@ -1365,15 +1553,15 @@ void wxCairoContext::GetTextExtent( const wxString &str, wxDouble *width, wxDoub if ( externalLeading ) *externalLeading = 0; - if ( m_font.IsNull() || str.empty()) + if ( str.empty()) return; #ifdef __WXGTK__ int w, h; - + PangoLayout *layout = pango_cairo_create_layout (m_context); pango_layout_set_font_description( layout, ((wxCairoFontData*)m_font.GetRefData())->GetFont()); - const wxCharBuffer data = wxConvUTF8.cWC2MB( str ); + const wxCharBuffer data = str.utf8_str(); if ( !data ) { return; @@ -1407,7 +1595,18 @@ void wxCairoContext::GetTextExtent( const wxString &str, wxDouble *width, wxDoub { cairo_font_extents_t fe; cairo_font_extents(m_context, &fe); - + + // some backends have negative descents + + if ( fe.descent < 0 ) + fe.descent = -fe.descent; + + if ( fe.height < (fe.ascent + fe.descent ) ) + { + // some backends are broken re height ... (eg currently ATSUI) + fe.height = fe.ascent + fe.descent; + } + if (height) *height = fe.height; if ( descent ) @@ -1423,17 +1622,111 @@ void wxCairoContext::GetPartialTextExtents(const wxString& text, wxArrayDouble& widths.Empty(); widths.Add(0, text.length()); + wxCHECK_RET( !m_font.IsNull(), wxT("wxCairoContext::GetPartialTextExtents - no valid font set") ); + if (text.empty()) return; // TODO } -void * wxCairoContext::GetNativeContext() +void * wxCairoContext::GetNativeContext() { return m_context; } +bool wxCairoContext::SetAntialiasMode(wxAntialiasMode antialias) +{ + if (m_antialias == antialias) + return true; + + m_antialias = antialias; + + cairo_antialias_t antialiasMode; + switch (antialias) + { + case wxANTIALIAS_DEFAULT: + antialiasMode = CAIRO_ANTIALIAS_DEFAULT; + break; + case wxANTIALIAS_NONE: + antialiasMode = CAIRO_ANTIALIAS_NONE; + break; + default: + return false; + } + cairo_set_antialias(m_context, antialiasMode); + return true; +} + +bool wxCairoContext::SetCompositionMode(wxCompositionMode op) +{ + if ( m_composition == op ) + return true; + + m_composition = op; + cairo_operator_t cop; + switch (op) + { + case wxCOMPOSITION_CLEAR: + cop = CAIRO_OPERATOR_CLEAR; + break; + case wxCOMPOSITION_SOURCE: + cop = CAIRO_OPERATOR_SOURCE; + break; + case wxCOMPOSITION_OVER: + cop = CAIRO_OPERATOR_OVER; + break; + case wxCOMPOSITION_IN: + cop = CAIRO_OPERATOR_IN; + break; + case wxCOMPOSITION_OUT: + cop = CAIRO_OPERATOR_OUT; + break; + case wxCOMPOSITION_ATOP: + cop = CAIRO_OPERATOR_ATOP; + break; + case wxCOMPOSITION_DEST: + cop = CAIRO_OPERATOR_DEST; + break; + case wxCOMPOSITION_DEST_OVER: + cop = CAIRO_OPERATOR_DEST_OVER; + break; + case wxCOMPOSITION_DEST_IN: + cop = CAIRO_OPERATOR_DEST_IN; + break; + case wxCOMPOSITION_DEST_OUT: + cop = CAIRO_OPERATOR_DEST_OUT; + break; + case wxCOMPOSITION_DEST_ATOP: + cop = CAIRO_OPERATOR_DEST_ATOP; + break; + case wxCOMPOSITION_XOR: + cop = CAIRO_OPERATOR_XOR; + break; + case wxCOMPOSITION_ADD: + cop = CAIRO_OPERATOR_ADD; + break; + default: + return false; + } + cairo_set_operator(m_context, cop); + return true; +} + +void wxCairoContext::BeginLayer(wxDouble opacity) +{ + m_layerOpacities.push_back(opacity); + cairo_push_group(m_context); +} + +void wxCairoContext::EndLayer() +{ + float opacity = m_layerOpacities.back(); + m_layerOpacities.pop_back(); + cairo_pop_group_to_source(m_context); + cairo_paint_with_alpha(m_context,opacity); +} + //----------------------------------------------------------------------------- // wxCairoRenderer declaration //----------------------------------------------------------------------------- @@ -1448,10 +1741,8 @@ public : // Context virtual wxGraphicsContext * CreateContext( const wxWindowDC& dc); - -#ifdef __WXMSW__ virtual wxGraphicsContext * CreateContext( const wxMemoryDC& dc); -#endif + virtual wxGraphicsContext * CreateContext( const wxPrinterDC& dc); virtual wxGraphicsContext * CreateContextFromNativeContext( void * context ); @@ -1467,7 +1758,7 @@ public : // Matrix - virtual wxGraphicsMatrix CreateMatrix( wxDouble a=1.0, wxDouble b=0.0, wxDouble c=0.0, wxDouble d=1.0, + virtual wxGraphicsMatrix CreateMatrix( wxDouble a=1.0, wxDouble b=0.0, wxDouble c=0.0, wxDouble d=1.0, wxDouble tx=0.0, wxDouble ty=0.0); @@ -1475,18 +1766,29 @@ public : virtual wxGraphicsBrush CreateBrush(const wxBrush& brush ) ; - // sets the brush to a linear gradient, starting at (x1,y1) with color c1 to (x2,y2) with color c2 - virtual wxGraphicsBrush CreateLinearGradientBrush( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2, - const wxColour&c1, const wxColour&c2) ; + virtual wxGraphicsBrush + CreateLinearGradientBrush(wxDouble x1, wxDouble y1, + wxDouble x2, wxDouble y2, + const wxGraphicsGradientStops& stops); - // sets the brush to a radial gradient originating at (xo,yc) with color oColor and ends on a circle around (xc,yc) - // with radius r and color cColor - virtual wxGraphicsBrush CreateRadialGradientBrush( wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius, - const wxColour &oColor, const wxColour &cColor) ; + virtual wxGraphicsBrush + CreateRadialGradientBrush(wxDouble xo, wxDouble yo, + wxDouble xc, wxDouble yc, + wxDouble radius, + const wxGraphicsGradientStops& stops); // sets the font virtual wxGraphicsFont CreateFont( const wxFont &font , const wxColour &col = *wxBLACK ) ; + // create a native bitmap representation + virtual wxGraphicsBitmap CreateBitmap( const wxBitmap &bitmap ); + + // create a graphics bitmap from a native bitmap + virtual wxGraphicsBitmap CreateBitmapFromNativeBitmap( void* bitmap ); + + // create a subimage from a native image representation + virtual wxGraphicsBitmap CreateSubBitmap( const wxGraphicsBitmap &bitmap, wxDouble x, wxDouble y, wxDouble w, wxDouble h ); + private : DECLARE_DYNAMIC_CLASS_NO_COPY(wxCairoRenderer) } ; @@ -1498,29 +1800,40 @@ private : IMPLEMENT_DYNAMIC_CLASS(wxCairoRenderer,wxGraphicsRenderer) static wxCairoRenderer gs_cairoGraphicsRenderer; - -#ifdef __WXGTK__ -wxGraphicsRenderer* wxGraphicsRenderer::GetDefaultRenderer() -{ - return &gs_cairoGraphicsRenderer; -} -#endif +// temporary hack to allow creating a cairo context on any platform +extern wxGraphicsRenderer* gCairoRenderer; +wxGraphicsRenderer* gCairoRenderer = &gs_cairoGraphicsRenderer; wxGraphicsContext * wxCairoRenderer::CreateContext( const wxWindowDC& dc) { return new wxCairoContext(this,dc); } -#ifdef __WXMSW__ wxGraphicsContext * wxCairoRenderer::CreateContext( const wxMemoryDC& dc) { - return NULL; + return new wxCairoContext(this,dc); } + +wxGraphicsContext * wxCairoRenderer::CreateContext( const wxPrinterDC& dc) +{ +#ifdef __WXGTK20__ + const wxDCImpl *impl = dc.GetImpl(); + cairo_t* context = (cairo_t*) impl->GetCairoContext(); + if (context) + return new wxCairoContext(this,dc); + else #endif + return NULL; +} wxGraphicsContext * wxCairoRenderer::CreateContextFromNativeContext( void * context ) { +#ifdef __WXMSW__ + return new wxCairoContext(this,(HDC)context); +#endif +#ifdef __WXGTK__ return new wxCairoContext(this,(cairo_t*)context); +#endif } @@ -1535,6 +1848,9 @@ wxGraphicsContext * wxCairoRenderer::CreateContextFromNativeWindow( void * windo wxGraphicsContext * wxCairoRenderer::CreateMeasuringContext() { +#ifdef __WXGTK__ + return CreateContextFromNativeWindow(gdk_get_default_root_window()); +#endif return NULL; // TODO } @@ -1556,7 +1872,7 @@ wxGraphicsPath wxCairoRenderer::CreatePath() // Matrix -wxGraphicsMatrix wxCairoRenderer::CreateMatrix( wxDouble a, wxDouble b, wxDouble c, wxDouble d, +wxGraphicsMatrix wxCairoRenderer::CreateMatrix( wxDouble a, wxDouble b, wxDouble c, wxDouble d, wxDouble tx, wxDouble ty) { @@ -1567,9 +1883,9 @@ wxGraphicsMatrix wxCairoRenderer::CreateMatrix( wxDouble a, wxDouble b, wxDouble return m; } -wxGraphicsPen wxCairoRenderer::CreatePen(const wxPen& pen) +wxGraphicsPen wxCairoRenderer::CreatePen(const wxPen& pen) { - if ( !pen.Ok() || pen.GetStyle() == wxTRANSPARENT ) + if ( !pen.Ok() || pen.GetStyle() == wxPENSTYLE_TRANSPARENT ) return wxNullGraphicsPen; else { @@ -1579,9 +1895,9 @@ wxGraphicsPen wxCairoRenderer::CreatePen(const wxPen& pen) } } -wxGraphicsBrush wxCairoRenderer::CreateBrush(const wxBrush& brush ) +wxGraphicsBrush wxCairoRenderer::CreateBrush(const wxBrush& brush ) { - if ( !brush.Ok() || brush.GetStyle() == wxTRANSPARENT ) + if ( !brush.Ok() || brush.GetStyle() == wxBRUSHSTYLE_TRANSPARENT ) return wxNullGraphicsBrush; else { @@ -1591,34 +1907,35 @@ wxGraphicsBrush wxCairoRenderer::CreateBrush(const wxBrush& brush ) } } -// sets the brush to a linear gradient, starting at (x1,y1) with color c1 to (x2,y2) with color c2 -wxGraphicsBrush wxCairoRenderer::CreateLinearGradientBrush( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2, - const wxColour&c1, const wxColour&c2) +wxGraphicsBrush +wxCairoRenderer::CreateLinearGradientBrush(wxDouble x1, wxDouble y1, + wxDouble x2, wxDouble y2, + const wxGraphicsGradientStops& stops) { wxGraphicsBrush p; wxCairoBrushData* d = new wxCairoBrushData( this ); - d->CreateLinearGradientBrush(x1, y1, x2, y2, c1, c2); + d->CreateLinearGradientBrush(x1, y1, x2, y2, stops); p.SetRefData(d); return p; } -// sets the brush to a radial gradient originating at (xo,yc) with color oColor and ends on a circle around (xc,yc) -// with radius r and color cColor -wxGraphicsBrush wxCairoRenderer::CreateRadialGradientBrush( wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius, - const wxColour &oColor, const wxColour &cColor) +wxGraphicsBrush +wxCairoRenderer::CreateRadialGradientBrush(wxDouble xo, wxDouble yo, + wxDouble xc, wxDouble yc, wxDouble r, + const wxGraphicsGradientStops& stops) { wxGraphicsBrush p; wxCairoBrushData* d = new wxCairoBrushData( this ); - d->CreateRadialGradientBrush(xo,yo,xc,yc,radius,oColor,cColor); + d->CreateRadialGradientBrush(xo, yo, xc, yc, r, stops); p.SetRefData(d); return p; } // sets the font -wxGraphicsFont wxCairoRenderer::CreateFont( const wxFont &font , const wxColour &col ) +wxGraphicsFont wxCairoRenderer::CreateFont( const wxFont &font , const wxColour &col ) { if ( font.Ok() ) - { + { wxGraphicsFont p; p.SetRefData(new wxCairoFontData( this , font, col )); return p; @@ -1627,4 +1944,62 @@ wxGraphicsFont wxCairoRenderer::CreateFont( const wxFont &font , const wxColour return wxNullGraphicsFont; } -#endif // wxUSE_GRAPHICS_CONTEXT +wxGraphicsBitmap wxCairoRenderer::CreateBitmap( const wxBitmap& bmp ) +{ + if ( bmp.Ok() ) + { + wxGraphicsBitmap p; + p.SetRefData(new wxCairoBitmapData( this , bmp )); + return p; + } + else + return wxNullGraphicsBitmap; +} + +wxGraphicsBitmap wxCairoRenderer::CreateBitmapFromNativeBitmap( void* bitmap ) +{ + if ( bitmap != NULL ) + { + wxGraphicsBitmap p; + p.SetRefData(new wxCairoBitmapData( this , (cairo_surface_t*) bitmap )); + return p; + } + else + return wxNullGraphicsBitmap; +} + +wxGraphicsBitmap +wxCairoRenderer::CreateSubBitmap(const wxGraphicsBitmap& WXUNUSED(bitmap), + wxDouble WXUNUSED(x), + wxDouble WXUNUSED(y), + wxDouble WXUNUSED(w), + wxDouble WXUNUSED(h)) +{ + wxFAIL_MSG("wxCairoRenderer::CreateSubBitmap is not implemented."); + return wxNullGraphicsBitmap; +} + +wxGraphicsRenderer* wxGraphicsRenderer::GetCairoRenderer() +{ + return &gs_cairoGraphicsRenderer; +} + +#else // !wxUSE_CAIRO + +wxGraphicsRenderer* wxGraphicsRenderer::GetCairoRenderer() +{ + return NULL; +} + +#endif // wxUSE_CAIRO/!wxUSE_CAIRO + +// MSW and OS X have their own native default renderers, but the other ports +// use Cairo by default +#if !(defined(__WXMSW__) || defined(__WXOSX__)) +wxGraphicsRenderer* wxGraphicsRenderer::GetDefaultRenderer() +{ + return GetCairoRenderer(); +} +#endif // !(__WXMSW__ || __WXOSX__) + +#endif // wxUSE_GRAPHICS_CONTEXT