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1/////////////////////////////////////////////////////////////////////////////
2// Name: src/gtk/brush.cpp
3// Purpose:
4// Author: Robert Roebling
5// Id: $Id$
6// Copyright: (c) 1998 Robert Roebling
7// Licence: wxWindows licence
8/////////////////////////////////////////////////////////////////////////////
9
10#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
11#pragma implementation "brush.h"
12#endif
13
14// For compilers that support precompilation, includes "wx.h".
15#include "wx/wxprec.h"
16
17#include "wx/brush.h"
18#include "wx/colour.h"
19
20#include <gdk/gdk.h>
21
22//-----------------------------------------------------------------------------
23// wxBrush
24//-----------------------------------------------------------------------------
25
26class wxBrushRefData: public wxObjectRefData
27{
28public:
29 wxBrushRefData()
30 {
31 m_style = 0;
32 }
33
34 wxBrushRefData( const wxBrushRefData& data )
35 : wxObjectRefData()
36 {
37 m_style = data.m_style;
38 m_stipple = data.m_stipple;
39 m_colour = data.m_colour;
40 }
41
42 bool operator == (const wxBrushRefData& data) const
43 {
44 return (m_style == data.m_style &&
45 m_stipple == data.m_stipple &&
46 m_colour == data.m_colour);
47 }
48
49 int m_style;
50 wxColour m_colour;
51 wxBitmap m_stipple;
52};
53
54//-----------------------------------------------------------------------------
55
56#define M_BRUSHDATA ((wxBrushRefData *)m_refData)
57
58IMPLEMENT_DYNAMIC_CLASS(wxBrush,wxGDIObject)
59
60wxBrush::wxBrush( const wxColour &colour, int style )
61{
62 m_refData = new wxBrushRefData();
63 M_BRUSHDATA->m_style = style;
64 M_BRUSHDATA->m_colour = colour;
65}
66
67wxBrush::wxBrush( const wxBitmap &stippleBitmap )
68{
69 m_refData = new wxBrushRefData();
70 M_BRUSHDATA->m_colour = *wxBLACK;
71
72 M_BRUSHDATA->m_stipple = stippleBitmap;
73
74 if (M_BRUSHDATA->m_stipple.GetMask())
75 M_BRUSHDATA->m_style = wxSTIPPLE_MASK_OPAQUE;
76 else
77 M_BRUSHDATA->m_style = wxSTIPPLE;
78}
79
80wxBrush::~wxBrush()
81{
82 // m_refData unrefed in ~wxObject
83}
84
85wxObjectRefData *wxBrush::CreateRefData() const
86{
87 return new wxBrushRefData;
88}
89
90wxObjectRefData *wxBrush::CloneRefData(const wxObjectRefData *data) const
91{
92 return new wxBrushRefData(*(wxBrushRefData *)data);
93}
94
95bool wxBrush::operator == ( const wxBrush& brush ) const
96{
97 if (m_refData == brush.m_refData) return TRUE;
98
99 if (!m_refData || !brush.m_refData) return FALSE;
100
101 return ( *(wxBrushRefData*)m_refData == *(wxBrushRefData*)brush.m_refData );
102}
103
104int wxBrush::GetStyle() const
105{
106 if (m_refData == NULL)
107 {
108 wxFAIL_MSG( wxT("invalid brush") );
109 return 0;
110 }
111
112 return M_BRUSHDATA->m_style;
113}
114
115wxColour &wxBrush::GetColour() const
116{
117 if (m_refData == NULL)
118 {
119 wxFAIL_MSG( wxT("invalid brush") );
120 return wxNullColour;
121 }
122
123 return M_BRUSHDATA->m_colour;
124}
125
126wxBitmap *wxBrush::GetStipple() const
127{
128 if (m_refData == NULL)
129 {
130 wxFAIL_MSG( wxT("invalid brush") );
131 return &wxNullBitmap;
132 }
133
134 return &M_BRUSHDATA->m_stipple;
135}
136
137void wxBrush::SetColour( const wxColour& col )
138{
139 AllocExclusive();
140
141 M_BRUSHDATA->m_colour = col;
142}
143
144void wxBrush::SetColour( unsigned char r, unsigned char g, unsigned char b )
145{
146 AllocExclusive();
147
148 M_BRUSHDATA->m_colour.Set( r, g, b );
149}
150
151void wxBrush::SetStyle( int style )
152{
153 AllocExclusive();
154
155 M_BRUSHDATA->m_style = style;
156}
157
158void wxBrush::SetStipple( const wxBitmap& stipple )
159{
160 AllocExclusive();
161
162 M_BRUSHDATA->m_stipple = stipple;
163 if (M_BRUSHDATA->m_stipple.GetMask())
164 {
165 M_BRUSHDATA->m_style = wxSTIPPLE_MASK_OPAQUE;
166 }
167 else
168 {
169 M_BRUSHDATA->m_style = wxSTIPPLE;
170 }
171}
172