/[pcsx2_0.9.7]/trunk/3rdparty/wxWidgets/include/wx/msw/metafile.h
ViewVC logotype

Contents of /trunk/3rdparty/wxWidgets/include/wx/msw/metafile.h

Parent Directory Parent Directory | Revision Log Revision Log


Revision 10 - (show annotations) (download)
Mon Sep 6 11:40:06 2010 UTC (9 years, 5 months ago) by william
File MIME type: text/plain
File size: 6024 byte(s)
exported r3113 from ./upstream/trunk
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: wx/msw/metafile.h
3 // Purpose: wxMetaFile, wxMetaFileDC and wxMetaFileDataObject classes
4 // Author: Julian Smart
5 // Modified by: VZ 07.01.00: implemented wxMetaFileDataObject
6 // Created: 01/02/97
7 // RCS-ID: $Id: metafile.h 46103 2007-05-18 15:14:44Z VZ $
8 // Copyright: (c) Julian Smart
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 #ifndef _WX_METAFIILE_H_
13 #define _WX_METAFIILE_H_
14
15 #include "wx/dc.h"
16 #include "wx/gdiobj.h"
17
18 #if wxUSE_DRAG_AND_DROP
19 #include "wx/dataobj.h"
20 #endif
21
22 // ----------------------------------------------------------------------------
23 // Metafile and metafile device context classes
24 // ----------------------------------------------------------------------------
25
26 class WXDLLEXPORT wxMetafile;
27
28 class WXDLLEXPORT wxMetafileRefData: public wxGDIRefData
29 {
30 friend class WXDLLEXPORT wxMetafile;
31 public:
32 wxMetafileRefData();
33 virtual ~wxMetafileRefData();
34
35 public:
36 WXHANDLE m_metafile;
37 int m_windowsMappingMode;
38 int m_width, m_height;
39 };
40
41 #define M_METAFILEDATA ((wxMetafileRefData *)m_refData)
42
43 class WXDLLEXPORT wxMetafile: public wxGDIObject
44 {
45 public:
46 wxMetafile(const wxString& file = wxEmptyString);
47 virtual ~wxMetafile();
48
49 // After this is called, the metafile cannot be used for anything
50 // since it is now owned by the clipboard.
51 virtual bool SetClipboard(int width = 0, int height = 0);
52
53 virtual bool Play(wxDC *dc);
54 bool Ok() const { return IsOk(); }
55 bool IsOk() const { return (M_METAFILEDATA && (M_METAFILEDATA->m_metafile != 0)); };
56
57 // set/get the size of metafile for clipboard operations
58 wxSize GetSize() const { return wxSize(GetWidth(), GetHeight()); }
59 int GetWidth() const { return M_METAFILEDATA->m_width; }
60 int GetHeight() const { return M_METAFILEDATA->m_height; }
61
62 void SetWidth(int width) { M_METAFILEDATA->m_width = width; }
63 void SetHeight(int height) { M_METAFILEDATA->m_height = height; }
64
65 // Implementation
66 WXHANDLE GetHMETAFILE() const { return M_METAFILEDATA->m_metafile; }
67 void SetHMETAFILE(WXHANDLE mf) ;
68 int GetWindowsMappingMode() const { return M_METAFILEDATA->m_windowsMappingMode; }
69 void SetWindowsMappingMode(int mm);
70
71 private:
72 DECLARE_DYNAMIC_CLASS(wxMetafile)
73 };
74
75 class WXDLLEXPORT wxMetafileDC: public wxDC
76 {
77 public:
78 // Don't supply origin and extent
79 // Supply them to wxMakeMetaFilePlaceable instead.
80 wxMetafileDC(const wxString& file = wxEmptyString);
81
82 // Supply origin and extent (recommended).
83 // Then don't need to supply them to wxMakeMetaFilePlaceable.
84 wxMetafileDC(const wxString& file, int xext, int yext, int xorg, int yorg);
85
86 virtual ~wxMetafileDC();
87
88 // Should be called at end of drawing
89 virtual wxMetafile *Close();
90 virtual void SetMapMode(int mode);
91
92 #if wxABI_VERSION >= 20805
93 virtual void DoGetTextExtent(const wxString& string,
94 wxCoord *x, wxCoord *y,
95 wxCoord *descent = NULL,
96 wxCoord *externalLeading = NULL,
97 const wxFont *theFont = NULL) const;
98 #endif // wx ABI 2.8.5+
99
100 // this method shouldn't have been defined here (DoGetTextExtent() is the
101 // correct one) but keep it to avoid breaking binary backwards
102 // compatibility
103 virtual void GetTextExtent(const wxString& string, long *x, long *y,
104 long *descent = NULL, long *externalLeading = NULL,
105 wxFont *theFont = NULL, bool use16bit = false) const;
106
107 // Implementation
108 wxMetafile *GetMetaFile() const { return m_metaFile; }
109 void SetMetaFile(wxMetafile *mf) { m_metaFile = mf; }
110 int GetWindowsMappingMode() const { return m_windowsMappingMode; }
111 void SetWindowsMappingMode(int mm) { m_windowsMappingMode = mm; }
112
113 protected:
114 virtual void DoGetSize(int *width, int *height) const;
115
116 int m_windowsMappingMode;
117 wxMetafile* m_metaFile;
118
119 private:
120 DECLARE_DYNAMIC_CLASS(wxMetafileDC)
121 };
122
123 /*
124 * Pass filename of existing non-placeable metafile, and bounding box.
125 * Adds a placeable metafile header, sets the mapping mode to anisotropic,
126 * and sets the window origin and extent to mimic the wxMM_TEXT mapping mode.
127 *
128 */
129
130 // No origin or extent
131 bool WXDLLEXPORT wxMakeMetafilePlaceable(const wxString& filename, float scale = 1.0);
132
133 // Optional origin and extent
134 bool WXDLLEXPORT wxMakeMetaFilePlaceable(const wxString& filename, int x1, int y1, int x2, int y2, float scale = 1.0, bool useOriginAndExtent = true);
135
136 // ----------------------------------------------------------------------------
137 // wxMetafileDataObject is a specialization of wxDataObject for metafile data
138 // ----------------------------------------------------------------------------
139
140 #if wxUSE_DRAG_AND_DROP
141
142 class WXDLLEXPORT wxMetafileDataObject : public wxDataObjectSimple
143 {
144 public:
145 // ctors
146 wxMetafileDataObject() : wxDataObjectSimple(wxDF_METAFILE)
147 { }
148 wxMetafileDataObject(const wxMetafile& metafile)
149 : wxDataObjectSimple(wxDF_METAFILE), m_metafile(metafile) { }
150
151 // virtual functions which you may override if you want to provide data on
152 // demand only - otherwise, the trivial default versions will be used
153 virtual void SetMetafile(const wxMetafile& metafile)
154 { m_metafile = metafile; }
155 virtual wxMetafile GetMetafile() const
156 { return m_metafile; }
157
158 // implement base class pure virtuals
159 virtual size_t GetDataSize() const;
160 virtual bool GetDataHere(void *buf) const;
161 virtual bool SetData(size_t len, const void *buf);
162
163 protected:
164 wxMetafile m_metafile;
165 };
166
167 #endif // wxUSE_DRAG_AND_DROP
168
169 #endif
170 // _WX_METAFIILE_H_
171

  ViewVC Help
Powered by ViewVC 1.1.22