| | 1 | ///////////////////////////////////////////////////////////////////////////// |
| | 2 | // Name: wx/gtk1/dc.h |
| | 3 | // Purpose: |
| | 4 | // Author: Robert Roebling |
| | 5 | // Id: $Id$ |
| | 6 | // Copyright: (c) 1998 Robert Roebling |
| | 7 | // Licence: wxWindows licence |
| | 8 | ///////////////////////////////////////////////////////////////////////////// |
| | 9 | |
| | 10 | #ifndef __GTKDCH__ |
| | 11 | #define __GTKDCH__ |
| | 12 | |
| | 13 | #include "wx/dc.h" |
| | 14 | |
| | 15 | //----------------------------------------------------------------------------- |
| | 16 | // wxDC |
| | 17 | //----------------------------------------------------------------------------- |
| | 18 | |
| | 19 | class WXDLLIMPEXP_CORE wxGTKDCImpl : public wxDCImpl |
| | 20 | { |
| | 21 | public: |
| | 22 | wxGTKDCImpl(wxDC *owner); |
| | 23 | virtual ~wxGTKDCImpl() { } |
| | 24 | |
| | 25 | #if wxUSE_PALETTE |
| | 26 | void SetColourMap( const wxPalette& palette ) { SetPalette(palette); } |
| | 27 | #endif // wxUSE_PALETTE |
| | 28 | |
| | 29 | // Resolution in pixels per logical inch |
| | 30 | virtual wxSize GetPPI() const; |
| | 31 | |
| | 32 | virtual bool StartDoc( const wxString& WXUNUSED(message) ) { return true; } |
| | 33 | virtual void EndDoc() { } |
| | 34 | virtual void StartPage() { } |
| | 35 | virtual void EndPage() { } |
| | 36 | |
| | 37 | virtual GdkWindow* GetGDKWindow() const { return NULL; } |
| | 38 | |
| | 39 | public: |
| | 40 | // implementation |
| | 41 | wxCoord XDEV2LOG(wxCoord x) const { return DeviceToLogicalX(x); } |
| | 42 | wxCoord XDEV2LOGREL(wxCoord x) const { return DeviceToLogicalXRel(x); } |
| | 43 | wxCoord YDEV2LOG(wxCoord y) const { return DeviceToLogicalY(y); } |
| | 44 | wxCoord YDEV2LOGREL(wxCoord y) const { return DeviceToLogicalYRel(y); } |
| | 45 | wxCoord XLOG2DEV(wxCoord x) const { return LogicalToDeviceX(x); } |
| | 46 | wxCoord XLOG2DEVREL(wxCoord x) const { return LogicalToDeviceXRel(x); } |
| | 47 | wxCoord YLOG2DEV(wxCoord y) const { return LogicalToDeviceY(y); } |
| | 48 | wxCoord YLOG2DEVREL(wxCoord y) const { return LogicalToDeviceYRel(y); } |
| | 49 | |
| | 50 | // base class pure virtuals implemented here |
| | 51 | virtual void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height); |
| | 52 | virtual void DoGetSizeMM(int* width, int* height) const; |
| | 53 | |
| | 54 | private: |
| | 55 | DECLARE_ABSTRACT_CLASS(wxDC) |
| | 56 | }; |
| | 57 | |
| | 58 | // this must be defined when wxDC::Blit() honours the DC origian and needed to |
| | 59 | // allow wxUniv code in univ/winuniv.cpp to work with versions of wxGTK |
| | 60 | // 2.3.[23] |
| | 61 | #ifndef wxHAS_WORKING_GTK_DC_BLIT |
| | 62 | #define wxHAS_WORKING_GTK_DC_BLIT |
| | 63 | #endif |
| | 64 | |
| | 65 | #endif // __GTKDCH__ |
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