1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
|
/////////////////////////////////////////////////////////////////////////////
// Name: wx/x11/dcclient.h
// Purpose: wxClientDC, wxPaintDC and wxWindowDC classes
// Author: Julian Smart
// Modified by:
// Created: 17/09/98
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_DCCLIENT_H_
#define _WX_DCCLIENT_H_
#include "wx/dc.h"
#include "wx/dcclient.h"
#include "wx/x11/dc.h"
#include "wx/region.h"
// -----------------------------------------------------------------------------
// fwd declarations
// -----------------------------------------------------------------------------
class WXDLLIMPEXP_FWD_CORE wxWindow;
//-----------------------------------------------------------------------------
// wxWindowDCImpl
//-----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxWindowDCImpl : public wxX11DCImpl
{
public:
wxWindowDCImpl( wxDC *owner );
wxWindowDCImpl( wxDC *owner, wxWindow *win );
virtual ~wxWindowDCImpl();
virtual bool CanDrawBitmap() const { return true; }
virtual bool CanGetTextExtent() const { return true; }
protected:
virtual void DoGetSize(int *width, int *height) const;
virtual bool DoFloodFill( wxCoord x, wxCoord y, const wxColour& col,
wxFloodFillStyle style = wxFLOOD_SURFACE );
virtual bool DoGetPixel( wxCoord x, wxCoord y, wxColour *col ) const;
virtual void DoDrawPoint(wxCoord x, wxCoord y);
virtual void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
virtual void DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y );
virtual void DoDrawBitmap( const wxBitmap &bitmap, wxCoord x, wxCoord y,
bool useMask = false );
virtual void DoDrawArc(wxCoord x1, wxCoord y1,
wxCoord x2, wxCoord y2,
wxCoord xc, wxCoord yc);
virtual void DoDrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h,
double sa, double ea);
virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
virtual void DoDrawRoundedRectangle(wxCoord x, wxCoord y,
wxCoord width, wxCoord height,
double radius);
virtual void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
virtual void DoCrossHair(wxCoord x, wxCoord y);
virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y);
virtual void DoDrawRotatedText(const wxString &text, wxCoord x, wxCoord y, double angle);
virtual bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
wxDC *source, wxCoord xsrc, wxCoord ysrc,
wxRasterOperationMode rop = wxCOPY, bool useMask = false,
wxCoord xsrcMask = -1, wxCoord ysrcMask = -1);
virtual void DoSetClippingRegion(wxCoord x, wxCoord y,
wxCoord width, wxCoord height);
virtual void DoSetDeviceClippingRegion(const wxRegion& region);
virtual void DoDrawLines(int n, const wxPoint points[],
wxCoord xoffset, wxCoord yoffset);
virtual void DoDrawPolygon(int n, const wxPoint points[],
wxCoord xoffset, wxCoord yoffset,
wxPolygonFillMode fillStyle = wxODDEVEN_RULE);
public:
virtual void Clear();
virtual void SetFont(const wxFont& font);
virtual void SetPen(const wxPen& pen);
virtual void SetBrush(const wxBrush& brush);
virtual void SetBackground(const wxBrush& brush);
virtual void SetBackgroundMode(int mode);
virtual void SetPalette(const wxPalette& palette);
virtual void SetLogicalFunction( wxRasterOperationMode function );
virtual void SetTextForeground(const wxColour& colour);
virtual void SetTextBackground(const wxColour& colour);
virtual wxCoord GetCharHeight() const;
virtual wxCoord GetCharWidth() const;
virtual int GetDepth() const;
virtual wxSize GetPPI() const;
virtual void DestroyClippingRegion();
WXWindow GetX11Window() const { return m_x11window; }
virtual void ComputeScaleAndOrigin();
protected:
// implementation
// --------------
virtual void DoGetTextExtent(const wxString& string,
wxCoord *x, wxCoord *y,
wxCoord *descent = NULL,
wxCoord *externalLeading = NULL,
const wxFont *theFont = NULL) const;
void Init();
WXDisplay *m_display;
WXWindow m_x11window;
WXGC m_penGC;
WXGC m_brushGC;
WXGC m_textGC;
WXGC m_bgGC;
WXColormap m_cmap;
bool m_isMemDC;
bool m_isScreenDC;
wxRegion m_currentClippingRegion;
wxRegion m_paintClippingRegion;
#if wxUSE_UNICODE
PangoContext *m_context;
PangoFontDescription *m_fontdesc;
#endif
void SetUpDC();
void Destroy();
private:
DECLARE_CLASS(wxWindowDCImpl)
};
//-----------------------------------------------------------------------------
// wxClientDC
//-----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxClientDCImpl : public wxWindowDCImpl
{
public:
wxClientDCImpl( wxDC *owner ) : wxWindowDCImpl( owner ) { }
wxClientDCImpl( wxDC *owner, wxWindow *win );
protected:
virtual void DoGetSize(int *width, int *height) const;
private:
DECLARE_CLASS(wxClientDCImpl)
};
//-----------------------------------------------------------------------------
// wxPaintDC
//-----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxPaintDCImpl : public wxClientDCImpl
{
public:
wxPaintDCImpl( wxDC *owner ) : wxClientDCImpl( owner ) { }
wxPaintDCImpl( wxDC *owner, wxWindow *win );
private:
DECLARE_CLASS(wxPaintDCImpl)
};
#endif
// _WX_DCCLIENT_H_
|
