2007-04-05 18:26:59 +00:00
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/////////////////////////////////////////////////////////////////////////////
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// Name: wx/dcsvg.h
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// Purpose: wxSVGFileDC
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// Author: Chris Elliott
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// Modified by:
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// Created:
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// Copyright: (c) Chris Elliott
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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2007-07-11 20:42:37 +00:00
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#ifndef _WX_DCSVG_H_
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#define _WX_DCSVG_H_
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2007-04-05 18:26:59 +00:00
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2005-10-07 14:01:37 +00:00
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#include "wx/string.h"
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2007-07-11 20:42:37 +00:00
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#include "wx/dc.h"
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2002-06-19 09:17:46 +00:00
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2007-07-11 20:52:41 +00:00
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#if wxUSE_SVG
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2002-06-19 09:17:46 +00:00
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#define wxSVGVersion wxT("v0100")
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2007-04-26 11:11:28 +00:00
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#ifdef __BORLANDC__
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#pragma warn -8008
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#pragma warn -8066
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#endif
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2007-07-11 20:42:37 +00:00
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class WXDLLIMPEXP_FWD_BASE wxFileOutputStream;
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2014-02-22 17:26:27 +00:00
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class WXDLLIMPEXP_FWD_CORE wxSVGFileDC;
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2007-09-24 09:30:24 +00:00
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2014-02-22 17:26:27 +00:00
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// Base class for bitmap handlers used by wxSVGFileDC, used by the standard
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// "embed" and "link" handlers below but can also be used to create a custom
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// handler.
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class WXDLLIMPEXP_CORE wxSVGBitmapHandler
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{
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public:
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// Write the representation of the given bitmap, appearing at the specified
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// position, to the provided stream.
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virtual bool ProcessBitmap(const wxBitmap& bitmap,
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wxCoord x, wxCoord y,
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wxOutputStream& stream) const = 0;
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2007-09-24 09:30:24 +00:00
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2014-02-22 17:26:27 +00:00
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virtual ~wxSVGBitmapHandler() {}
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};
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// Predefined standard bitmap handler: creates a file, stores the bitmap in
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// this file and uses the file URI in the generated SVG.
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class WXDLLIMPEXP_CORE wxSVGBitmapFileHandler : public wxSVGBitmapHandler
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{
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public:
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virtual bool ProcessBitmap(const wxBitmap& bitmap,
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wxCoord x, wxCoord y,
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2014-03-30 00:02:23 +00:00
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wxOutputStream& stream) const wxOVERRIDE;
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2014-02-22 17:26:27 +00:00
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};
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// Predefined handler which embeds the bitmap (base64-encoding it) inside the
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// generated SVG file.
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class WXDLLIMPEXP_CORE wxSVGBitmapEmbedHandler : public wxSVGBitmapHandler
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{
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public:
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virtual bool ProcessBitmap(const wxBitmap& bitmap,
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wxCoord x, wxCoord y,
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2014-03-30 00:02:23 +00:00
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wxOutputStream& stream) const wxOVERRIDE;
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2014-02-22 17:26:27 +00:00
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};
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2007-09-24 09:30:24 +00:00
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2007-11-30 13:48:22 +00:00
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class WXDLLIMPEXP_CORE wxSVGFileDCImpl : public wxDCImpl
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2002-06-19 09:17:46 +00:00
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{
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2007-05-01 21:28:29 +00:00
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public:
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2009-08-21 10:41:26 +00:00
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wxSVGFileDCImpl( wxSVGFileDC *owner, const wxString &filename,
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2016-03-15 22:50:33 +00:00
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int width = 320, int height = 240, double dpi = 72.0,
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const wxString &title = wxString() );
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2007-09-24 09:30:24 +00:00
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2007-11-30 13:48:22 +00:00
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virtual ~wxSVGFileDCImpl();
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2009-08-21 10:41:26 +00:00
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2014-03-30 00:02:23 +00:00
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bool IsOk() const wxOVERRIDE { return m_OK; }
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2007-07-11 20:42:37 +00:00
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2014-03-30 00:02:23 +00:00
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virtual bool CanDrawBitmap() const wxOVERRIDE { return true; }
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virtual bool CanGetTextExtent() const wxOVERRIDE { return true; }
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2007-07-11 20:42:37 +00:00
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2014-03-30 00:02:23 +00:00
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virtual int GetDepth() const wxOVERRIDE
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2007-07-11 20:42:37 +00:00
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{
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wxFAIL_MSG(wxT("wxSVGFILEDC::GetDepth Call not implemented"));
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return -1;
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}
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2016-03-15 21:12:13 +00:00
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virtual void Clear() wxOVERRIDE;
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2007-07-11 20:42:37 +00:00
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2014-03-30 00:02:23 +00:00
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virtual void DestroyClippingRegion() wxOVERRIDE;
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2007-07-11 20:42:37 +00:00
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2014-03-30 00:02:23 +00:00
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virtual wxCoord GetCharHeight() const wxOVERRIDE;
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virtual wxCoord GetCharWidth() const wxOVERRIDE;
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2007-07-11 20:42:37 +00:00
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2016-03-15 19:15:07 +00:00
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virtual void SetClippingRegion(wxCoord x, wxCoord y,
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wxCoord w, wxCoord h)
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2007-07-11 20:42:37 +00:00
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{
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2016-03-15 19:15:07 +00:00
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DoSetClippingRegion(x, y, w, h);
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2007-07-11 20:42:37 +00:00
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}
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2014-03-30 00:02:23 +00:00
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virtual void SetPalette(const wxPalette& WXUNUSED(palette)) wxOVERRIDE
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2007-07-11 20:42:37 +00:00
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{
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wxFAIL_MSG(wxT("wxSVGFILEDC::SetPalette not implemented"));
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}
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2016-03-15 19:15:07 +00:00
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virtual void GetClippingBox(wxCoord *x, wxCoord *y,
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wxCoord *w, wxCoord *h)
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2007-07-11 20:42:37 +00:00
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{
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2016-03-15 19:15:07 +00:00
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DoGetClippingBox(x, y, w, h);
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2007-07-11 20:42:37 +00:00
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}
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2014-03-30 00:02:23 +00:00
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virtual void SetLogicalFunction(wxRasterOperationMode WXUNUSED(function)) wxOVERRIDE
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2007-07-11 20:42:37 +00:00
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{
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wxFAIL_MSG(wxT("wxSVGFILEDC::SetLogicalFunction Call not implemented"));
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}
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2014-03-30 00:02:23 +00:00
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virtual wxRasterOperationMode GetLogicalFunction() const wxOVERRIDE
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2007-07-11 20:42:37 +00:00
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{
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wxFAIL_MSG(wxT("wxSVGFILEDC::GetLogicalFunction() not implemented"));
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2009-01-08 14:21:53 +00:00
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return wxCOPY;
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2007-07-11 20:42:37 +00:00
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}
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2014-03-30 00:02:23 +00:00
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virtual void SetBackground( const wxBrush &brush ) wxOVERRIDE;
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virtual void SetBackgroundMode( int mode ) wxOVERRIDE;
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virtual void SetBrush(const wxBrush& brush) wxOVERRIDE;
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virtual void SetFont(const wxFont& font) wxOVERRIDE;
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virtual void SetPen(const wxPen& pen) wxOVERRIDE;
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2007-07-11 20:42:37 +00:00
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2014-03-30 00:02:23 +00:00
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virtual void* GetHandle() const wxOVERRIDE { return NULL; }
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2012-07-28 19:31:03 +00:00
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2014-02-22 17:26:27 +00:00
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void SetBitmapHandler(wxSVGBitmapHandler* handler);
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2007-05-01 21:28:29 +00:00
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private:
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2014-03-30 00:02:23 +00:00
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virtual bool DoGetPixel(wxCoord, wxCoord, wxColour *) const wxOVERRIDE
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2007-07-11 20:42:37 +00:00
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{
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wxFAIL_MSG(wxT("wxSVGFILEDC::DoGetPixel Call not implemented"));
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return true;
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}
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virtual bool DoBlit(wxCoord, wxCoord, wxCoord, wxCoord, wxDC *,
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2009-01-08 14:21:53 +00:00
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wxCoord, wxCoord, wxRasterOperationMode = wxCOPY,
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2014-03-30 00:02:23 +00:00
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bool = 0, int = -1, int = -1) wxOVERRIDE;
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2002-06-19 09:17:46 +00:00
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2014-03-30 00:02:23 +00:00
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virtual void DoCrossHair(wxCoord, wxCoord) wxOVERRIDE
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2007-07-11 20:42:37 +00:00
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{
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wxFAIL_MSG(wxT("wxSVGFILEDC::CrossHair Call not implemented"));
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}
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2002-06-19 09:17:46 +00:00
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2014-03-30 00:02:23 +00:00
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virtual void DoDrawArc(wxCoord, wxCoord, wxCoord, wxCoord, wxCoord, wxCoord) wxOVERRIDE;
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2002-06-19 09:17:46 +00:00
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2014-03-30 00:02:23 +00:00
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virtual void DoDrawBitmap(const wxBitmap &, wxCoord, wxCoord, bool = false) wxOVERRIDE;
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2002-06-19 09:17:46 +00:00
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2014-03-30 00:02:23 +00:00
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virtual void DoDrawCheckMark(wxCoord x, wxCoord y, wxCoord w, wxCoord h) wxOVERRIDE;
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2002-06-19 09:17:46 +00:00
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2014-03-30 00:02:23 +00:00
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virtual void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord w, wxCoord h) wxOVERRIDE;
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2002-06-19 09:17:46 +00:00
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2007-07-11 20:42:37 +00:00
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virtual void DoDrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h,
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2014-03-30 00:02:23 +00:00
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double sa, double ea) wxOVERRIDE;
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2002-06-19 09:17:46 +00:00
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2014-03-30 00:02:23 +00:00
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virtual void DoDrawIcon(const wxIcon &, wxCoord, wxCoord) wxOVERRIDE;
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2002-06-19 09:17:46 +00:00
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2014-03-30 00:02:23 +00:00
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virtual void DoDrawLine (wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2) wxOVERRIDE;
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2002-06-19 09:17:46 +00:00
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2013-01-18 17:27:51 +00:00
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virtual void DoDrawLines(int n, const wxPoint points[],
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2014-03-30 00:02:23 +00:00
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wxCoord xoffset = 0, wxCoord yoffset = 0) wxOVERRIDE;
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2002-06-19 09:17:46 +00:00
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2014-03-30 00:02:23 +00:00
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virtual void DoDrawPoint(wxCoord, wxCoord) wxOVERRIDE;
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2007-05-01 21:28:29 +00:00
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2013-01-18 17:27:51 +00:00
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virtual void DoDrawPolygon(int n, const wxPoint points[],
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2009-01-08 14:21:53 +00:00
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wxCoord xoffset, wxCoord yoffset,
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2014-03-30 00:02:23 +00:00
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wxPolygonFillMode fillStyle) wxOVERRIDE;
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2002-06-19 09:17:46 +00:00
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2016-03-15 19:36:55 +00:00
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virtual void DoDrawPolyPolygon(int n, const int count[], const wxPoint points[],
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wxCoord xoffset, wxCoord yoffset,
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wxPolygonFillMode fillStyle) wxOVERRIDE;
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2014-03-30 00:02:23 +00:00
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virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord w, wxCoord h) wxOVERRIDE;
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2002-06-19 09:17:46 +00:00
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2007-07-11 20:42:37 +00:00
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virtual void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y,
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2014-03-30 00:02:23 +00:00
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double angle) wxOVERRIDE;
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2002-06-19 09:17:46 +00:00
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2007-07-11 20:42:37 +00:00
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virtual void DoDrawRoundedRectangle(wxCoord x, wxCoord y,
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wxCoord w, wxCoord h,
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2014-03-30 00:02:23 +00:00
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double radius = 20) wxOVERRIDE ;
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2002-06-19 09:17:46 +00:00
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2014-03-30 00:02:23 +00:00
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virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y) wxOVERRIDE;
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2002-06-19 09:17:46 +00:00
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2007-07-11 20:42:37 +00:00
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virtual bool DoFloodFill(wxCoord WXUNUSED(x), wxCoord WXUNUSED(y),
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const wxColour& WXUNUSED(col),
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2014-03-30 00:02:23 +00:00
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wxFloodFillStyle WXUNUSED(style) = wxFLOOD_SURFACE) wxOVERRIDE
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2007-07-11 20:42:37 +00:00
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{
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wxFAIL_MSG(wxT("wxSVGFILEDC::DoFloodFill Call not implemented"));
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return false;
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}
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2002-06-19 09:17:46 +00:00
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2014-03-30 00:02:23 +00:00
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virtual void DoGetSize(int * x, int *y) const wxOVERRIDE
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2007-07-11 20:42:37 +00:00
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{
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if ( x )
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*x = m_width;
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if ( y )
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*y = m_height;
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}
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2002-06-19 09:17:46 +00:00
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2007-07-11 20:42:37 +00:00
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virtual void DoGetTextExtent(const wxString& string, wxCoord *w, wxCoord *h,
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wxCoord *descent = NULL,
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wxCoord *externalLeading = NULL,
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2014-03-30 00:02:23 +00:00
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const wxFont *font = NULL) const wxOVERRIDE;
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2002-06-19 09:17:46 +00:00
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2016-03-15 19:15:07 +00:00
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virtual void DoSetDeviceClippingRegion(const wxRegion& region) wxOVERRIDE
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2007-07-11 20:42:37 +00:00
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{
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2016-03-15 19:15:07 +00:00
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DoSetClippingRegion(region.GetBox().x, region.GetBox().y,
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region.GetBox().width, region.GetBox().height);
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2007-09-24 09:30:24 +00:00
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}
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2014-03-30 00:02:23 +00:00
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virtual void DoSetClippingRegion(int x, int y, int width, int height) wxOVERRIDE;
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2002-06-19 09:17:46 +00:00
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2014-03-30 00:02:23 +00:00
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virtual void DoGetSizeMM( int *width, int *height ) const wxOVERRIDE;
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2009-08-21 10:41:26 +00:00
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2014-03-30 00:02:23 +00:00
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virtual wxSize GetPPI() const wxOVERRIDE;
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2007-09-24 09:30:24 +00:00
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2016-03-15 22:50:33 +00:00
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void Init (const wxString &filename, int width, int height,
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double dpi, const wxString &title);
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2002-06-19 09:17:46 +00:00
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2007-07-11 20:42:37 +00:00
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void write( const wxString &s );
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2007-05-01 21:28:29 +00:00
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private:
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2012-09-15 23:19:11 +00:00
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// If m_graphics_changed is true, close the current <g> element and start a
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// new one for the last pen/brush change.
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void NewGraphicsIfNeeded();
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2012-10-24 23:40:41 +00:00
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// Open a new graphics group setting up all the attributes according to
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// their current values in wxDC.
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void DoStartNewGraphics();
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2007-07-11 20:42:37 +00:00
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wxFileOutputStream *m_outfile;
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wxString m_filename;
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int m_sub_images; // number of png format images we have
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bool m_OK;
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2012-09-15 23:19:11 +00:00
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bool m_graphics_changed; // set by Set{Brush,Pen}()
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2007-07-11 20:42:37 +00:00
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int m_width, m_height;
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2007-09-24 09:30:24 +00:00
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double m_dpi;
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2014-02-22 17:26:27 +00:00
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wxSVGBitmapHandler* m_bmp_handler; // class to handle bitmaps
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2007-07-11 20:42:37 +00:00
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2012-10-24 23:40:41 +00:00
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// The clipping nesting level is incremented by every call to
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// SetClippingRegion() and reset when DestroyClippingRegion() is called.
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size_t m_clipNestingLevel;
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// Unique ID for every clipping graphics group: this is simply always
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// incremented in each SetClippingRegion() call.
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size_t m_clipUniqueId;
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2015-04-23 11:49:01 +00:00
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wxDECLARE_ABSTRACT_CLASS(wxSVGFileDCImpl);
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2007-09-24 09:30:24 +00:00
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};
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class WXDLLIMPEXP_CORE wxSVGFileDC : public wxDC
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{
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public:
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2009-08-21 10:41:26 +00:00
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wxSVGFileDC(const wxString& filename,
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2007-11-30 20:56:12 +00:00
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int width = 320,
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int height = 240,
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2016-03-15 22:50:33 +00:00
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double dpi = 72.0,
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const wxString& title = wxString())
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: wxDC(new wxSVGFileDCImpl(this, filename, width, height, dpi, title))
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2009-08-21 10:41:26 +00:00
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{
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2007-09-24 09:30:24 +00:00
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}
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2014-02-22 17:26:27 +00:00
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// wxSVGFileDC-specific methods:
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// Use a custom bitmap handler: takes ownership of the handler.
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void SetBitmapHandler(wxSVGBitmapHandler* handler);
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2002-06-19 09:17:46 +00:00
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};
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2007-07-11 20:52:41 +00:00
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#endif // wxUSE_SVG
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2007-07-11 20:42:37 +00:00
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#endif // _WX_DCSVG_H_
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