119 lines
2.9 KiB
C++
119 lines
2.9 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: dcclient.h
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// Purpose: wxClientDC class
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// Author: Julian Smart
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// Modified by:
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// Created: 01/02/97
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// RCS-ID: $Id: dcclient.h 53135 2008-04-12 02:31:04Z VZ $
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// Copyright: (c) Julian Smart
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_DCCLIENT_H_
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#define _WX_DCCLIENT_H_
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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#include "wx/dc.h"
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#include "wx/dynarray.h"
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// ----------------------------------------------------------------------------
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// array types
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// ----------------------------------------------------------------------------
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// this one if used by wxPaintDC only
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struct WXDLLIMPEXP_FWD_CORE wxPaintDCInfo;
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WX_DECLARE_EXPORTED_OBJARRAY(wxPaintDCInfo, wxArrayDCInfo);
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// ----------------------------------------------------------------------------
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// DC classes
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// ----------------------------------------------------------------------------
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class WXDLLEXPORT wxWindowDC : public wxDC
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{
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public:
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// default ctor
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wxWindowDC();
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// Create a DC corresponding to the whole window
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wxWindowDC(wxWindow *win);
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protected:
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// initialize the newly created DC
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void InitDC();
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// override some base class virtuals
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virtual void DoGetSize(int *width, int *height) const;
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private:
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DECLARE_DYNAMIC_CLASS_NO_COPY(wxWindowDC)
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};
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class WXDLLEXPORT wxClientDC : public wxWindowDC
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{
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public:
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// default ctor
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wxClientDC();
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// Create a DC corresponding to the client area of the window
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wxClientDC(wxWindow *win);
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virtual ~wxClientDC();
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protected:
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void InitDC();
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// override some base class virtuals
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virtual void DoGetSize(int *width, int *height) const;
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private:
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DECLARE_DYNAMIC_CLASS_NO_COPY(wxClientDC)
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};
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class WXDLLEXPORT wxPaintDC : public wxClientDC
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{
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public:
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wxPaintDC();
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// Create a DC corresponding for painting the window in OnPaint()
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wxPaintDC(wxWindow *win);
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virtual ~wxPaintDC();
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// find the entry for this DC in the cache (keyed by the window)
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static WXHDC FindDCInCache(wxWindow* win);
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protected:
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static wxArrayDCInfo ms_cache;
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// find the entry for this DC in the cache (keyed by the window)
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wxPaintDCInfo *FindInCache(size_t *index = NULL) const;
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private:
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DECLARE_DYNAMIC_CLASS_NO_COPY(wxPaintDC)
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};
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/*
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* wxPaintDCEx
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* This class is used when an application sends an HDC with the WM_PAINT
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* message. It is used in HandlePaint and need not be used by an application.
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*/
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class WXDLLEXPORT wxPaintDCEx : public wxPaintDC
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{
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public:
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wxPaintDCEx(wxWindow *canvas, WXHDC dc);
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virtual ~wxPaintDCEx();
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private:
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int saveState;
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DECLARE_CLASS(wxPaintDCEx)
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DECLARE_NO_COPY_CLASS(wxPaintDCEx)
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};
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#endif
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// _WX_DCCLIENT_H_
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