X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/3a5bcc4db0851bf8cd3063917511b0b17c7f9679..d2ebf0b7303be387d2d5a55ea0cd672fdf0c4f25:/include/wx/dc.h diff --git a/include/wx/dc.h b/include/wx/dc.h index f805dd61ac..cf1b3fdcbc 100644 --- a/include/wx/dc.h +++ b/include/wx/dc.h @@ -5,7 +5,7 @@ // Modified by: // Created: 05/25/99 // RCS-ID: $Id$ -// Copyright: (c) wxWindows team +// Copyright: (c) wxWidgets team // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -39,7 +39,7 @@ class WXDLLEXPORT wxDrawObject public: wxDrawObject() - : m_isBBoxValid(FALSE) + : m_isBBoxValid(false) , m_minX(0), m_minY(0), m_maxX(0), m_maxY(0) { } @@ -58,7 +58,7 @@ public: } else { - m_isBBoxValid = TRUE; + m_isBBoxValid = true; m_minX = x; m_minY = y; @@ -69,7 +69,7 @@ public: void ResetBoundingBox() { - m_isBBoxValid = FALSE; + m_isBBoxValid = false; m_minX = m_maxX = m_minY = m_maxY = 0; } @@ -106,10 +106,10 @@ class WXDLLEXPORT wxDCBase : public wxObject public: wxDCBase() : m_colour(wxColourDisplay()) - , m_ok(TRUE) - , m_clipping(FALSE) + , m_ok(true) + , m_clipping(false) , m_isInteractive(0) - , m_isBBoxValid(FALSE) + , m_isBBoxValid(false) , m_logicalOriginX(0), m_logicalOriginY(0) , m_deviceOriginX(0), m_deviceOriginY(0) , m_logicalScaleX(1.0), m_logicalScaleY(1.0) @@ -129,10 +129,11 @@ public: , m_font() #if wxUSE_PALETTE , m_palette() - , m_hasCustomPalette(FALSE) + , m_hasCustomPalette(false) #endif // wxUSE_PALETTE { ResetBoundingBox(); + ResetClipping(); } ~wxDCBase() { } @@ -250,10 +251,10 @@ public: { DoDrawIcon(icon, pt.x, pt.y); } void DrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y, - bool useMask = FALSE) + bool useMask = false) { DoDrawBitmap(bmp, x, y, useMask); } void DrawBitmap(const wxBitmap &bmp, const wxPoint& pt, - bool useMask = FALSE) + bool useMask = false) { DoDrawBitmap(bmp, pt.x, pt.y, useMask); } void DrawText(const wxString& text, wxCoord x, wxCoord y) @@ -284,14 +285,14 @@ public: bool Blit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height, wxDC *source, wxCoord xsrc, wxCoord ysrc, - int rop = wxCOPY, bool useMask = FALSE, wxCoord xsrcMask = -1, wxCoord ysrcMask = -1) + int rop = wxCOPY, bool useMask = false, wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord) { return DoBlit(xdest, ydest, width, height, source, xsrc, ysrc, rop, useMask, xsrcMask, ysrcMask); } bool Blit(const wxPoint& destPt, const wxSize& sz, wxDC *source, const wxPoint& srcPt, - int rop = wxCOPY, bool useMask = FALSE, const wxPoint& srcPtMask = wxPoint(-1, -1)) + int rop = wxCOPY, bool useMask = false, const wxPoint& srcPtMask = wxDefaultPosition) { return DoBlit(destPt.x, destPt.y, sz.x, sz.y, source, srcPt.x, srcPt.y, rop, useMask, srcPtMask.x, srcPtMask.y); @@ -314,18 +315,18 @@ public: * \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 + * \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 + * \param angle Rotation angle, the Arc will be rotated after * calculating begin and end. */ - void DrawEllipticArcRot( wxCoord x, wxCoord y, - wxCoord width, wxCoord height, + 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, + + 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 ); } @@ -334,33 +335,33 @@ public: 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, + 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, + void CalculateEllipticPoints( wxList* points, + wxCoord xStart, wxCoord yStart, + wxCoord w, wxCoord h, double sa, double ea ); #endif - + // global DC operations // -------------------- virtual void Clear() = 0; - virtual bool StartDoc(const wxString& WXUNUSED(message)) { return TRUE; } + virtual bool StartDoc(const wxString& WXUNUSED(message)) { return true; } virtual void EndDoc() { } virtual void StartPage() { } @@ -390,21 +391,13 @@ public: void SetClippingRegion(const wxRegion& region) { DoSetClippingRegionAsRegion(region); } - virtual void DestroyClippingRegion() = 0; + virtual void DestroyClippingRegion() { ResetClipping(); } void GetClippingBox(wxCoord *x, wxCoord *y, wxCoord *w, wxCoord *h) const { 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 @@ -432,7 +425,7 @@ public: bool GetPartialTextExtents(const wxString& text, wxArrayInt& widths) const { return DoGetPartialTextExtents(text, widths); } - + // size and resolution // ------------------- @@ -486,26 +479,17 @@ public: virtual bool Ok() const { return m_ok; } - // accessors - // --------- + // accessors and setters + // --------------------- - // const... int GetBackgroundMode() const { return m_backgroundMode; } const wxBrush& GetBackground() const { return m_backgroundBrush; } const wxBrush& GetBrush() const { return m_brush; } const wxFont& GetFont() const { return m_font; } const wxPen& GetPen() const { return m_pen; } - const wxColour& GetTextBackground() const { return m_textBackgroundColour; } - const wxColour& GetTextForeground() const { return m_textForegroundColour; } - - // ... and non const - wxBrush& GetBackground() { return m_backgroundBrush; } - wxBrush& GetBrush() { return m_brush; } - wxFont& GetFont() { return m_font; } - wxPen& GetPen() { return m_pen; } - wxColour& GetTextBackground() { return m_textBackgroundColour; } - wxColour& GetTextForeground() { return m_textForegroundColour; } + const wxColour& GetTextForeground() const { return m_textForegroundColour; } + const wxColour& GetTextBackground() const { return m_textBackgroundColour; } virtual void SetTextForeground(const wxColour& colour) { m_textForegroundColour = colour; } virtual void SetTextBackground(const wxColour& colour) @@ -554,7 +538,7 @@ public: // // FIXME: is this (still) used? virtual void SetOptimization(bool WXUNUSED(opt)) { } - virtual bool GetOptimization() { return FALSE; } + virtual bool GetOptimization() { return false; } // bounding box // ------------ @@ -570,7 +554,7 @@ public: } else { - m_isBBoxValid = TRUE; + m_isBBoxValid = true; m_minX = x; m_minY = y; @@ -581,7 +565,7 @@ public: void ResetBoundingBox() { - m_isBBoxValid = FALSE; + m_isBBoxValid = false; m_minX = m_maxX = m_minY = m_maxY = 0; } @@ -674,7 +658,7 @@ protected: virtual void DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y) = 0; virtual void DoDrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y, - bool useMask = FALSE) = 0; + bool useMask = false) = 0; virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y) = 0; virtual void DoDrawRotatedText(const wxString& text, @@ -683,7 +667,7 @@ protected: virtual bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height, wxDC *source, wxCoord xsrc, wxCoord ysrc, - int rop = wxCOPY, bool useMask = FALSE, wxCoord xsrcMask = -1, wxCoord ysrcMask = -1) = 0; + int rop = wxCOPY, bool useMask = false, wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord) = 0; virtual void DoGetSize(int *width, int *height) const = 0; virtual void DoGetSizeMM(int* width, int* height) const = 0; @@ -708,17 +692,14 @@ protected: virtual void DoGetClippingBox(wxCoord *x, wxCoord *y, wxCoord *w, wxCoord *h) const { - if ( m_clipping ) - { - if ( x ) *x = m_clipX1; - if ( y ) *y = m_clipY1; - if ( w ) *w = m_clipX2 - m_clipX1; - if ( h ) *h = m_clipY2 - m_clipY1; - } - else - { - *x = *y = *w = *h = 0; - } + if ( x ) + *x = m_clipX1; + if ( y ) + *y = m_clipY1; + if ( w ) + *w = m_clipX2 - m_clipX1; + if ( h ) + *h = m_clipY2 - m_clipY1; } virtual void DoGetLogicalOrigin(wxCoord *x, wxCoord *y) const @@ -738,14 +719,22 @@ protected: 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 protected: + // unset clipping variables (after clipping region was destroyed) + void ResetClipping() + { + m_clipping = false; + + m_clipX1 = m_clipX2 = m_clipY1 = m_clipY2 = 0; + } + // flags bool m_colour:1; bool m_ok:1;