#include "wx/private/graphics.h"
#include "wx/msw/wrapgdip.h"
#include "wx/msw/dc.h"
-#include "wx/msw/enhmeta.h"
+#if wxUSE_ENH_METAFILE
+ #include "wx/msw/enhmeta.h"
+#endif
#include "wx/dcgraph.h"
#include "wx/msw/private.h" // needs to be before #include <commdlg.h>
#include "wx/stack.h"
-WX_DECLARE_STACK(GraphicsState, GraphicsStates);
-
namespace
{
// wxGraphicsPath implementation
//-----------------------------------------------------------------------------
+class wxGDIPlusContext;
+
class wxGDIPlusPathData : public wxGraphicsPathData
{
public :
class wxGDIPlusFontData : public wxGraphicsObjectRefData
{
public:
- wxGDIPlusFontData( wxGraphicsRenderer* renderer, const wxFont &font, const wxColour& col );
+ wxGDIPlusFontData( wxGraphicsRenderer* renderer,
+ const wxGDIPlusContext* gc,
+ const wxFont &font,
+ const wxColour& col );
~wxGDIPlusFontData();
virtual Brush* GetGDIPlusBrush() { return m_textBrush; }
class wxGDIPlusContext : public wxGraphicsContext
{
public:
- wxGDIPlusContext( wxGraphicsRenderer* renderer, HDC hdc , wxDouble width, wxDouble height );
+ wxGDIPlusContext( wxGraphicsRenderer* renderer, const wxDC& dc );
+ wxGDIPlusContext( wxGraphicsRenderer* renderer, HDC hdc, wxDouble width, wxDouble height );
wxGDIPlusContext( wxGraphicsRenderer* renderer, HWND hwnd );
wxGDIPlusContext( wxGraphicsRenderer* renderer, Graphics* gr);
wxGDIPlusContext();
virtual void PushState();
virtual void PopState();
+ // sets the font of this context
+ virtual wxGraphicsFont CreateFont( const wxFont &font , const wxColour &col = *wxBLACK ) const;
+
virtual void GetTextExtent( const wxString &str, wxDouble *width, wxDouble *height,
wxDouble *descent, wxDouble *externalLeading ) const;
virtual void GetPartialTextExtents(const wxString& text, wxArrayDouble& widths) const;
virtual bool ShouldOffset() const;
virtual void GetSize( wxDouble* width, wxDouble *height );
+ Graphics* GetGraphics() const { return m_context; }
+
+protected:
+
+ wxDouble m_fontScaleRatio;
+
private:
void Init();
void SetDefaults();
const wxGraphicsBrush& backgroundBrush);
Graphics* m_context;
- GraphicsStates m_stateStack;
+ wxStack<GraphicsState> m_stateStack;
GraphicsState m_state1;
GraphicsState m_state2;
DECLARE_DYNAMIC_CLASS_NO_COPY(wxGDIPlusMeasuringContext)
} ;
+class wxGDIPlusPrintingContext : public wxGDIPlusContext
+{
+public:
+ wxGDIPlusPrintingContext( wxGraphicsRenderer* renderer, const wxDC& dc );
+ virtual ~wxGDIPlusPrintingContext() { }
+protected:
+};
+
+//-----------------------------------------------------------------------------
+// wxGDIPlusRenderer declaration
+//-----------------------------------------------------------------------------
+
+class wxGDIPlusRenderer : public wxGraphicsRenderer
+{
+public :
+ wxGDIPlusRenderer()
+ {
+ m_loaded = -1;
+ m_gditoken = 0;
+ }
+
+ virtual ~wxGDIPlusRenderer()
+ {
+ if ( m_loaded == 1 )
+ {
+ Unload();
+ }
+ }
+
+ // Context
+
+ virtual wxGraphicsContext * CreateContext( const wxWindowDC& dc);
+
+ virtual wxGraphicsContext * CreateContext( const wxMemoryDC& dc);
+
+#if wxUSE_PRINTING_ARCHITECTURE
+ virtual wxGraphicsContext * CreateContext( const wxPrinterDC& dc);
+#endif
+
+#if wxUSE_ENH_METAFILE
+ virtual wxGraphicsContext * CreateContext( const wxEnhMetaFileDC& dc);
+#endif
+
+ virtual wxGraphicsContext * CreateContextFromNativeContext( void * context );
+
+ virtual wxGraphicsContext * CreateContextFromNativeWindow( void * window );
+
+ virtual wxGraphicsContext * CreateContext( wxWindow* window );
+
+ virtual wxGraphicsContext * CreateMeasuringContext();
+
+ // Path
+
+ virtual wxGraphicsPath CreatePath();
+
+ // Matrix
+
+ 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);
+
+
+ virtual wxGraphicsPen CreatePen(const wxPen& pen) ;
+
+ virtual wxGraphicsBrush CreateBrush(const wxBrush& brush ) ;
+
+ virtual wxGraphicsBrush
+ CreateLinearGradientBrush(wxDouble x1, wxDouble y1,
+ wxDouble x2, wxDouble y2,
+ const wxGraphicsGradientStops& stops);
+
+ virtual wxGraphicsBrush
+ CreateRadialGradientBrush(wxDouble xo, wxDouble yo,
+ wxDouble xc, wxDouble yc,
+ wxDouble radius,
+ const wxGraphicsGradientStops& stops);
+
+ // create a native bitmap representation
+ virtual wxGraphicsBitmap CreateBitmap( const wxBitmap &bitmap );
+
+ // stub: should not be called directly
+ virtual wxGraphicsFont CreateFont( const wxFont& WXUNUSED(font),
+ const wxColour& WXUNUSED(col) )
+ { wxFAIL; return wxNullGraphicsFont; }
+
+ // this is used to really create the font
+ wxGraphicsFont CreateGDIPlusFont( const wxGDIPlusContext* gc,
+ const wxFont &font,
+ const wxColour &col );
+
+ // 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 );
+
+protected :
+ bool EnsureIsLoaded();
+ void Load();
+ void Unload();
+ friend class wxGDIPlusRendererModule;
+
+private :
+ int m_loaded;
+ ULONG_PTR m_gditoken;
+
+ DECLARE_DYNAMIC_CLASS_NO_COPY(wxGDIPlusRenderer)
+} ;
+
//-----------------------------------------------------------------------------
// wxGDIPlusPen implementation
//-----------------------------------------------------------------------------
wxBitmap* bmp = pen.GetStipple();
if ( bmp && bmp->Ok() )
{
- m_penImage = Bitmap::FromHBITMAP((HBITMAP)bmp->GetHBITMAP(),(HPALETTE)bmp->GetPalette()->GetHPALETTE());
+ m_penImage = Bitmap::FromHBITMAP((HBITMAP)bmp->GetHBITMAP(),
+#if wxUSE_PALETTE
+ (HPALETTE)bmp->GetPalette()->GetHPALETTE()
+#else
+ NULL
+#endif
+ );
m_penBrush = new TextureBrush(m_penImage);
m_pen->SetBrush( m_penBrush );
}
if ( bmp && bmp->Ok() )
{
wxDELETE( m_brushImage );
- m_brushImage = Bitmap::FromHBITMAP((HBITMAP)bmp->GetHBITMAP(),(HPALETTE)bmp->GetPalette()->GetHPALETTE());
+ m_brushImage = Bitmap::FromHBITMAP((HBITMAP)bmp->GetHBITMAP(),
+#if wxUSE_PALETTE
+ (HPALETTE)bmp->GetPalette()->GetHPALETTE()
+#else
+ NULL
+#endif
+ );
m_brush = new TextureBrush(m_brushImage);
}
}
// wxGDIPlusFont implementation
//-----------------------------------------------------------------------------
-wxGDIPlusFontData::wxGDIPlusFontData( wxGraphicsRenderer* renderer, const wxFont &font,
- const wxColour& col ) : wxGraphicsObjectRefData( renderer )
+wxGDIPlusFontData::wxGDIPlusFontData( wxGraphicsRenderer* renderer,
+ const wxGDIPlusContext* gc,
+ const wxFont &font,
+ const wxColour& col )
+ : wxGraphicsObjectRefData( renderer )
{
- m_textBrush = NULL;
- m_font = NULL;
-
wxWCharBuffer s = font.GetFaceName().wc_str( *wxConvUI );
- int size = font.GetPointSize();
int style = FontStyleRegular;
if ( font.GetStyle() == wxFONTSTYLE_ITALIC )
style |= FontStyleItalic;
style |= FontStyleUnderline;
if ( font.GetWeight() == wxFONTWEIGHT_BOLD )
style |= FontStyleBold;
- m_font = new Font( s , size , style );
+
+ Graphics* context = gc->GetGraphics();
+
+ Unit fontUnit = context->GetPageUnit();
+ // if fontUnit is UnitDisplay, then specify UnitPixel, otherwise
+ // you'll get a "InvalidParameter" from GDI+
+ if ( fontUnit == UnitDisplay )
+ fontUnit = UnitPixel;
+
+ REAL points = font.GetPointSize();
+
+ // This scaling is needed when we use unit other than the
+ // default UnitPoint. It works for both display and printing.
+ REAL size = points * (100.0 / 72.0);
+
+ // NB: font unit should match context's unit. We can use UnitPixel,
+ // as that is what the print context should use.
+ m_font = new Font( s, size, style, fontUnit );
+
m_textBrush = new SolidBrush(wxColourToColor(col));
}
Bitmap* image = NULL;
if ( bmp.GetMask() )
{
- Bitmap interim((HBITMAP)bmp.GetHBITMAP(),(HPALETTE)bmp.GetPalette()->GetHPALETTE()) ;
+ Bitmap interim((HBITMAP)bmp.GetHBITMAP(),
+#if wxUSE_PALETTE
+ (HPALETTE)bmp.GetPalette()->GetHPALETTE()
+#else
+ NULL
+#endif
+ );
size_t width = interim.GetWidth();
size_t height = interim.GetHeight();
}
else
{
- image = Bitmap::FromHBITMAP((HBITMAP)bmp.GetHBITMAP(),(HPALETTE)bmp.GetPalette()->GetHPALETTE());
+ image = Bitmap::FromHBITMAP((HBITMAP)bmp.GetHBITMAP(),
+#if wxUSE_PALETTE
+ (HPALETTE)bmp.GetPalette()->GetHPALETTE()
+#else
+ NULL
+#endif
+ );
if ( bmp.HasAlpha() && GetPixelFormatSize(image->GetPixelFormat()) == 32 )
{
size_t width = image->GetWidth();
// add the rotation to this matrix (radians)
void wxGDIPlusMatrixData::Rotate( wxDouble angle )
{
- m_matrix->Rotate( angle );
+ m_matrix->Rotate( RadToDeg(angle) );
}
//
SetDefaults();
}
+wxGDIPlusContext::wxGDIPlusContext( wxGraphicsRenderer* renderer, const wxDC& dc )
+ : wxGraphicsContext(renderer)
+{
+ Init();
+
+ wxMSWDCImpl *msw = wxDynamicCast( dc.GetImpl() , wxMSWDCImpl );
+ HDC hdc = (HDC) msw->GetHDC();
+
+ m_context = new Graphics(hdc);
+ wxSize sz = dc.GetSize();
+ m_width = sz.x;
+ m_height = sz.y;
+
+ SetDefaults();
+}
+
wxGDIPlusContext::wxGDIPlusContext( wxGraphicsRenderer* renderer, HWND hwnd )
: wxGraphicsContext(renderer)
{
m_state2= 0;
m_height = 0;
m_width = 0;
+ m_fontScaleRatio = 1.0;
}
void wxGDIPlusContext::SetDefaults()
m_context->SetSmoothingMode(SmoothingModeHighQuality);
m_state1 = m_context->Save();
m_state2 = m_context->Save();
-
- // Setup page scale, based on DPI ratio.
- // Antecedent should be 100dpi when the default page unit (UnitDisplay)
- // is used. Page unit UnitDocument would require 300dpi instead.
- // Note that calling SetPageScale() does not have effect on non-printing
- // DCs (that is, any other than wxPrinterDC or wxEnhMetaFileDC).
- REAL dpiRatio = 100.0 / m_context->GetDpiY();
- m_context->SetPageScale(dpiRatio);
}
wxGDIPlusContext::~wxGDIPlusContext()
DeleteObject(iconInfo.hbmMask);
}
+wxGraphicsFont wxGDIPlusContext::CreateFont( const wxFont &font,
+ const wxColour &col ) const
+{
+ wxGDIPlusRenderer* renderer =
+ static_cast<wxGDIPlusRenderer*>(GetRenderer());
+ return renderer->CreateGDIPlusFont(this, font, col);
+}
+
void wxGDIPlusContext::DoDrawFilledText(const wxString& str,
wxDouble x, wxDouble y,
const wxGraphicsBrush& brush)
f->GetFamily(&ffamily) ;
- REAL factorY = m_context->GetDpiY() / 72.0 ;
+ REAL factorY = m_fontScaleRatio;
REAL rDescent = ffamily.GetCellDescent(FontStyleRegular) *
f->GetSize() / ffamily.GetEmHeight(FontStyleRegular);
*width = m_width;
*height = m_height;
}
+
//-----------------------------------------------------------------------------
-// wxGDIPlusRenderer declaration
+// wxGDIPlusPrintingContext implementation
//-----------------------------------------------------------------------------
-class wxGDIPlusRenderer : public wxGraphicsRenderer
+wxGDIPlusPrintingContext::wxGDIPlusPrintingContext( wxGraphicsRenderer* renderer,
+ const wxDC& dc )
+ : wxGDIPlusContext(renderer, dc)
{
-public :
- wxGDIPlusRenderer()
- {
- m_loaded = -1;
- m_gditoken = 0;
- }
-
- virtual ~wxGDIPlusRenderer()
- {
- if ( m_loaded == 1 )
- {
- Unload();
- }
- }
-
- // Context
-
- virtual wxGraphicsContext * CreateContext( const wxWindowDC& dc);
-
- virtual wxGraphicsContext * CreateContext( const wxMemoryDC& dc);
-
- virtual wxGraphicsContext * CreateContext( const wxPrinterDC& dc);
-
- virtual wxGraphicsContext * CreateContext( const wxEnhMetaFileDC& dc);
-
- virtual wxGraphicsContext * CreateContextFromNativeContext( void * context );
-
- virtual wxGraphicsContext * CreateContextFromNativeWindow( void * window );
-
- virtual wxGraphicsContext * CreateContext( wxWindow* window );
-
- virtual wxGraphicsContext * CreateMeasuringContext();
-
- // Path
-
- virtual wxGraphicsPath CreatePath();
-
- // Matrix
-
- 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);
-
-
- virtual wxGraphicsPen CreatePen(const wxPen& pen) ;
-
- virtual wxGraphicsBrush CreateBrush(const wxBrush& brush ) ;
-
- virtual wxGraphicsBrush
- CreateLinearGradientBrush(wxDouble x1, wxDouble y1,
- wxDouble x2, wxDouble y2,
- const wxGraphicsGradientStops& stops);
-
- 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 ) ;
+ Graphics* context = GetGraphics();
- // create a native bitmap representation
- virtual wxGraphicsBitmap CreateBitmap( const wxBitmap &bitmap );
+ //m_context->SetPageUnit(UnitDocument);
- // 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 );
-
-protected :
- bool EnsureIsLoaded();
- void Load();
- void Unload();
- friend class wxGDIPlusRendererModule;
-
-private :
- int m_loaded;
- ULONG_PTR m_gditoken;
+ // Setup page scale, based on DPI ratio.
+ // Antecedent should be 100dpi when the default page unit
+ // (UnitDisplay) is used. Page unit UnitDocument would require 300dpi
+ // instead. Note that calling SetPageScale() does not have effect on
+ // non-printing DCs (that is, any other than wxPrinterDC or
+ // wxEnhMetaFileDC).
+ REAL dpiRatio = 100.0 / context->GetDpiY();
+ context->SetPageScale(dpiRatio);
- DECLARE_DYNAMIC_CLASS_NO_COPY(wxGDIPlusRenderer)
-} ;
+ // We use this modifier when measuring fonts. It is needed because the
+ // page scale is modified above.
+ m_fontScaleRatio = context->GetDpiY() / 72.0;
+}
//-----------------------------------------------------------------------------
// wxGDIPlusRenderer implementation
wxGraphicsContext * wxGDIPlusRenderer::CreateContext( const wxWindowDC& dc)
{
ENSURE_LOADED_OR_RETURN(NULL);
- wxMSWDCImpl *msw = wxDynamicCast( dc.GetImpl() , wxMSWDCImpl );
- wxSize sz = dc.GetSize();
- return new wxGDIPlusContext(this,(HDC) msw->GetHDC(), sz.x, sz.y);
+ return new wxGDIPlusContext(this, dc);
}
+#if wxUSE_PRINTING_ARCHITECTURE
wxGraphicsContext * wxGDIPlusRenderer::CreateContext( const wxPrinterDC& dc)
{
ENSURE_LOADED_OR_RETURN(NULL);
- wxMSWDCImpl *msw = wxDynamicCast( dc.GetImpl() , wxMSWDCImpl );
- wxSize sz = dc.GetSize();
- return new wxGDIPlusContext(this,(HDC) msw->GetHDC(), sz.x, sz.y);
+ wxGDIPlusContext* context = new wxGDIPlusPrintingContext(this, dc);
+ return context;
}
+#endif
+#if wxUSE_ENH_METAFILE
wxGraphicsContext * wxGDIPlusRenderer::CreateContext( const wxEnhMetaFileDC& dc)
{
ENSURE_LOADED_OR_RETURN(NULL);
- wxMSWDCImpl *msw = wxDynamicCast( dc.GetImpl() , wxMSWDCImpl );
- wxSize sz = dc.GetSize();
- return new wxGDIPlusContext(this,(HDC) msw->GetHDC(), sz.x, sz.y);
+ wxGDIPlusContext* context = new wxGDIPlusPrintingContext(this, dc);
+ return context;
}
+#endif
wxGraphicsContext * wxGDIPlusRenderer::CreateContext( const wxMemoryDC& dc)
{
ENSURE_LOADED_OR_RETURN(NULL);
- wxMSWDCImpl *msw = wxDynamicCast( dc.GetImpl() , wxMSWDCImpl );
- wxSize sz = dc.GetSize();
- return new wxGDIPlusContext(this,(HDC) msw->GetHDC(), sz.x, sz.y);
+ return new wxGDIPlusContext(this, dc);
}
wxGraphicsContext * wxGDIPlusRenderer::CreateMeasuringContext()
return p;
}
-// sets the font
-wxGraphicsFont wxGDIPlusRenderer::CreateFont( const wxFont &font , const wxColour &col )
+wxGraphicsFont
+wxGDIPlusRenderer::CreateGDIPlusFont( const wxGDIPlusContext* gc,
+ const wxFont &font,
+ const wxColour &col )
{
ENSURE_LOADED_OR_RETURN(wxNullGraphicsFont);
if ( font.Ok() )
{
wxGraphicsFont p;
- p.SetRefData(new wxGDIPlusFontData( this , font, col ));
+ p.SetRefData(new wxGDIPlusFontData( this, gc, font, col ));
return p;
}
else
projects / wxWidgets.git / blobdiff