/////////////////////////////////////////////////////////////////////////////
// Name: wx/dc.h
// Purpose: wxDC class
-// Author: Vadim Zeitlin
+// Author: Vadim Zeitlin
// Modified by:
// Created: 05/25/99
// RCS-ID: $Id$
class WXDLLIMPEXP_FWD_CORE wxScreenDC;
class WXDLLIMPEXP_FWD_CORE wxMemoryDC;
class WXDLLIMPEXP_FWD_CORE wxPrinterDC;
+class WXDLLIMPEXP_FWD_CORE wxPrintData;
//-----------------------------------------------------------------------------
// wxDrawObject helper class
//-----------------------------------------------------------------------------
-class WXDLLEXPORT wxDrawObject
+class WXDLLIMPEXP_CORE wxDrawObject
{
public:
virtual wxDCImpl* CreatePrinterDC( wxPrinterDC *owner, const wxPrintData &data ) = 0;
#endif
- static void SetDCFactory( wxDCFactory *factory );
+ static void Set(wxDCFactory *factory);
static wxDCFactory *Get();
private:
virtual bool CanDrawBitmap() const = 0;
virtual bool CanGetTextExtent() const = 0;
+ // get Cairo context
+ virtual void* GetCairoContext() const
+ {
+ return NULL;
+ }
+
// query dimension, colour deps, resolution
virtual void DoGetSize(int *width, int *height) const = 0;
+ void GetSize(int *width, int *height) const
+ {
+ DoGetSize(width, height);
+ return ;
+ }
+
+ wxSize GetSize() const
+ {
+ int w, h;
+ DoGetSize(&w, &h);
+ return wxSize(w, h);
+ }
+
virtual void DoGetSizeMM(int* width, int* height) const = 0;
virtual int GetDepth() const = 0;
#if wxUSE_SPLINES
- virtual void DoDrawSpline(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2, wxCoord x3, wxCoord y3);
- virtual void DoDrawSpline(int n, wxPoint points[]);
+ void DrawSpline(wxCoord x1, wxCoord y1,
+ wxCoord x2, wxCoord y2,
+ wxCoord x3, wxCoord y3);
+ void DrawSpline(int n, wxPoint points[]);
+ void DrawSpline(const wxPointList *points) { DoDrawSpline(points); }
+
virtual void DoDrawSpline(const wxPointList *points);
#endif
m_clipX1 = m_clipX2 = m_clipY1 = m_clipY2 = 0;
}
+#ifdef __WXWINCE__
+ //! Generic method to draw ellipses, circles and arcs with current pen and brush.
+ /*! \param x Upper left corner of bounding box.
+ * \param y Upper left corner of bounding box.
+ * \param w Width of bounding box.
+ * \param h Height of bounding box.
+ * \param sa Starting angle of arc
+ * (counterclockwise, start at 3 o'clock, 360 is full circle).
+ * \param ea Ending angle of arc.
+ * \param angle Rotation angle, the Arc will be rotated after
+ * calculating begin and end.
+ */
+ void DrawEllipticArcRot( wxCoord x, wxCoord y,
+ wxCoord width, wxCoord height,
+ double sa = 0, double ea = 0, double angle = 0 )
+ { DoDrawEllipticArcRot( x, y, width, height, sa, ea, angle ); }
+
+ void DrawEllipticArcRot( const wxPoint& pt,
+ const wxSize& sz,
+ double sa = 0, double ea = 0, double angle = 0 )
+ { DoDrawEllipticArcRot( pt.x, pt.y, sz.x, sz.y, sa, ea, angle ); }
+
+ void DrawEllipticArcRot( const wxRect& rect,
+ double sa = 0, double ea = 0, double angle = 0 )
+ { DoDrawEllipticArcRot( rect.x, rect.y, rect.width, rect.height, sa, ea, angle ); }
+
+ virtual void DoDrawEllipticArcRot( wxCoord x, wxCoord y,
+ wxCoord w, wxCoord h,
+ double sa = 0, double ea = 0, double angle = 0 );
+
+ //! Rotates points around center.
+ /*! This is a quite straight method, it calculates in pixels
+ * and so it produces rounding errors.
+ * \param points The points inside will be rotated.
+ * \param angle Rotating angle (counterclockwise, start at 3 o'clock, 360 is full circle).
+ * \param center Center of rotation.
+ */
+ void Rotate( wxPointList* points, double angle, wxPoint center = wxPoint(0,0) );
+
+ // used by DrawEllipticArcRot
+ // Careful: wxList gets filled with points you have to delete later.
+ void CalculateEllipticPoints( wxPointList* points,
+ wxCoord xStart, wxCoord yStart,
+ wxCoord w, wxCoord h,
+ double sa, double ea );
+#endif // __WXWINCE__
+
+
// window on which the DC draws or NULL
wxWindow *m_window;
const wxDCImpl *GetImpl() const
{ return m_pimpl; }
- wxWindow *GetWindow()
+ wxWindow *GetWindow() const
{ return m_pimpl->GetWindow(); }
bool IsOk() const
void GetSize(int *width, int *height) const
{ m_pimpl->DoGetSize(width, height); }
-
wxSize GetSize() const
- {
- int w, h;
- m_pimpl->DoGetSize(&w, &h);
- return wxSize(w, h);
- }
+ { return m_pimpl->GetSize(); }
void GetSizeMM(int* width, int* height) const
{ m_pimpl->DoGetSizeMM(width, height); }
void DrawSpline(wxCoord x1, wxCoord y1,
wxCoord x2, wxCoord y2,
wxCoord x3, wxCoord y3)
- { m_pimpl->DoDrawSpline(x1,y1,x2,y2,x3,y3); }
+ { m_pimpl->DrawSpline(x1,y1,x2,y2,x3,y3); }
void DrawSpline(int n, wxPoint points[])
- { m_pimpl->DoDrawSpline(n,points); }
+ { m_pimpl->DrawSpline(n,points); }
void DrawSpline(const wxPointList *points)
- { m_pimpl->DoDrawSpline(points); }
+ { m_pimpl->DrawSpline(points); }
#endif // wxUSE_SPLINES
// restore it automatically when the object goes out of scope
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxDCTextColourChanger
+class WXDLLIMPEXP_CORE wxDCTextColourChanger
{
public:
wxDCTextColourChanger(wxDC& dc) : m_dc(dc), m_colFgOld() { }
// restore it automatically when the object goes out of scope
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxDCPenChanger
+class WXDLLIMPEXP_CORE wxDCPenChanger
{
public:
wxDCPenChanger(wxDC& dc, const wxPen& pen) : m_dc(dc), m_penOld(dc.GetPen())
// restore it automatically when the object goes out of scope
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxDCBrushChanger
+class WXDLLIMPEXP_CORE wxDCBrushChanger
{
public:
wxDCBrushChanger(wxDC& dc, const wxBrush& brush) : m_dc(dc), m_brushOld(dc.GetBrush())
// destroys it in the dtor
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxDCClipper
+class WXDLLIMPEXP_CORE wxDCClipper
{
public:
wxDCClipper(wxDC& dc, const wxRegion& r) : m_dc(dc)
projects / wxWidgets.git / blobdiff