#ifndef _WX_DC_H_BASE_
#define _WX_DC_H_BASE_
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma interface "dcbase.h"
#endif
#include "wx/pen.h"
#include "wx/palette.h"
#include "wx/list.h" // we use wxList in inline functions
+#include "wx/dynarray.h"
+class WXDLLEXPORT wxDC;
class WXDLLEXPORT wxDCBase;
class WXDLLEXPORT wxDrawObject
wxCoord xoffset = 0, wxCoord yoffset = 0,
int fillStyle = wxODDEVEN_RULE);
+ void DrawPolyPolygon(int n, int count[], wxPoint points[],
+ wxCoord xoffset = 0, wxCoord yoffset = 0,
+ int fillStyle = wxODDEVEN_RULE)
+ { DoDrawPolyPolygon(n, count, points, xoffset, yoffset, fillStyle); }
+
void DrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
{ DoDrawRectangle(x, y, width, height); }
void DrawRectangle(const wxPoint& pt, const wxSize& sz)
void DrawSpline(wxList *points) { DoDrawSpline(points); }
#endif // wxUSE_SPLINES
+ // Eventually we will have wxUSE_GENERIC_DRAWELLIPSE
+#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( wxList* points, double angle, wxPoint center = wxPoint() );
+
+ // used by DrawEllipticArcRot
+ // Careful: wxList gets filled with points you have to delete later.
+ void CalculateEllipticPoints( wxList* points,
+ wxCoord xStart, wxCoord yStart,
+ wxCoord w, wxCoord h,
+ double sa, double ea );
+#endif
+
// global DC operations
// --------------------
{ DoGetClippingBox(x, y, w, h); }
void GetClippingBox(wxRect& rect) const
{
+#if 1
+ DoGetClippingBox(&rect.x, &rect.y, &rect.width, &rect.height);
+#else
// Necessary to use intermediate variables for 16-bit compilation
+ // REMOVE ME if the above is OK for all current platforms
wxCoord x, y, w, h;
DoGetClippingBox(&x, &y, &w, &h);
rect.x = x; rect.y = y; rect.width = w; rect.height = h;
+#endif
}
// text extent
wxCoord *heightLine = NULL,
wxFont *font = NULL);
+ // Measure cumulative width of text after each character
+ bool GetPartialTextExtents(const wxString& text, wxArrayInt& widths) const
+ { return DoGetPartialTextExtents(text, widths); }
+
+
// size and resolution
// -------------------
virtual void SetOptimization(bool WXUNUSED(opt)) { }
virtual bool GetOptimization() { return FALSE; }
- // Some platforms have a DC cache, which should be cleared
- // at appropriate points such as after a series of DC operations.
- // Put ClearCache in the wxDC implementation class, since it has to be
- // static.
- // static void ClearCache() ;
-#if 0 // wxUSE_DC_CACHEING
- static void EnableCache(bool cacheing) { sm_cacheing = cacheing; }
- static bool CacheEnabled() { return sm_cacheing ; }
-#endif
-
// bounding box
// ------------
// ------------------
// for compatibility with the old code when wxCoord was long everywhere
-#ifndef __WIN16__
void GetTextExtent(const wxString& string,
long *x, long *y,
long *descent = NULL,
if (w) *w = ww;
if (h) *h = hh;
}
-#endif // !Win16
-
-#if WXWIN_COMPATIBILITY
-
-#if wxUSE_PALETTE
- virtual void SetColourMap(const wxPalette& palette) { SetPalette(palette); }
-#endif // wxUSE_PALETTE
-
- void GetTextExtent(const wxString& string, float *x, float *y,
- float *descent = NULL, float *externalLeading = NULL,
- wxFont *theFont = NULL, bool use16bit = FALSE) const ;
- void GetSize(float* width, float* height) const { int w, h; GetSize(& w, & h); *width = w; *height = h; }
- void GetSizeMM(float *width, float *height) const { long w, h; GetSizeMM(& w, & h); *width = (float) w; *height = (float) h; }
-
-#endif // WXWIN_COMPATIBILITY
protected:
// the pure virtual functions which should be implemented by wxDC
virtual void DoDrawPolygon(int n, wxPoint points[],
wxCoord xoffset, wxCoord yoffset,
int fillStyle = wxODDEVEN_RULE) = 0;
+ virtual void DoDrawPolyPolygon(int n, int count[], wxPoint points[],
+ wxCoord xoffset, wxCoord yoffset,
+ int fillStyle);
virtual void DoSetClippingRegionAsRegion(const wxRegion& region) = 0;
virtual void DoSetClippingRegion(wxCoord x, wxCoord y,
wxCoord *descent = NULL,
wxCoord *externalLeading = NULL,
wxFont *theFont = NULL) const = 0;
-
+
+ virtual bool DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const;
+
#if wxUSE_SPLINES
virtual void DoDrawSpline(wxList *points);
#endif
bool m_clipping:1;
bool m_isInteractive:1;
bool m_isBBoxValid:1;
-#if wxUSE_DC_CACHEING
-// static bool sm_cacheing;
-#endif
// coordinate system variables
#include "wx/mgl/dc.h"
#elif defined(__WXMAC__)
#include "wx/mac/dc.h"
+#elif defined(__WXCOCOA__)
+ #include "wx/cocoa/dc.h"
#elif defined(__WXPM__)
#include "wx/os2/dc.h"
-#elif defined(__WXSTUBS__)
- #include "wx/stubs/dc.h"
#endif
// ----------------------------------------------------------------------------
wxDC& m_dc;
wxColour m_colFgOld;
+
+ DECLARE_NO_COPY_CLASS(wxDCTextColourChanger)
};
// ----------------------------------------------------------------------------
private:
wxDC& m_dc;
+
+ DECLARE_NO_COPY_CLASS(wxDCClipper)
};
#endif
projects / wxWidgets.git / blobdiff