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
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
|
/*
Copyright (c) 2003,2004,2005 Clarence Dang <dang@kde.org>
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#define DEBUG_KP_TOOL_COLOR_PICKER 0
#include <kptoolcolorpicker.h>
#include <tqimage.h>
#include <tqpixmap.h>
#include <tqpoint.h>
#include <kdebug.h>
#include <tdelocale.h>
#include <kpcolortoolbar.h>
#include <kpcommandhistory.h>
#include <kpdefs.h>
#include <kpdocument.h>
#include <kpmainwindow.h>
#include <kppixmapfx.h>
/*
* kpToolColorPicker
*/
kpToolColorPicker::kpToolColorPicker (kpMainWindow *mainWindow)
: kpTool (i18n ("Color Picker"), i18n ("Lets you select a color from the image"),
TQt::Key_C,
mainWindow, "tool_color_picker")
{
}
kpToolColorPicker::~kpToolColorPicker ()
{
}
kpColor kpToolColorPicker::colorAtPixel (const TQPoint &p)
{
#if DEBUG_KP_TOOL_COLOR_PICKER && 0
kdDebug () << "kpToolColorPicker::colorAtPixel" << p << endl;
#endif
return kpPixmapFX::getColorAtPixel (*document ()->pixmap (), p);
}
TQString kpToolColorPicker::haventBegunDrawUserMessage () const
{
return i18n ("Click to select a color.");
}
void kpToolColorPicker::begin ()
{
setUserMessage (haventBegunDrawUserMessage ());
}
// virtual
void kpToolColorPicker::beginDraw ()
{
m_oldColor = color (m_mouseButton);
setUserMessage (cancelUserMessage ());
}
// virtual
void kpToolColorPicker::draw (const TQPoint &thisPoint, const TQPoint &, const TQRect &)
{
const kpColor color = colorAtPixel (thisPoint);
if (color.isValid ())
{
mainWindow ()->colorToolBar ()->setColor (m_mouseButton, color);
setUserShapePoints (thisPoint);
}
else
{
mainWindow ()->colorToolBar ()->setColor (m_mouseButton, m_oldColor);
setUserShapePoints ();
}
}
// virtual
void kpToolColorPicker::cancelShape ()
{
mainWindow ()->colorToolBar ()->setColor (m_mouseButton, m_oldColor);
setUserMessage (i18n ("Let go of all the mouse buttons."));
}
void kpToolColorPicker::releasedAllButtons ()
{
setUserMessage (haventBegunDrawUserMessage ());
}
// virtual
void kpToolColorPicker::endDraw (const TQPoint &thisPoint, const TQRect &)
{
const kpColor color = colorAtPixel (thisPoint);
if (color.isValid ())
{
kpToolColorPickerCommand *cmd = new kpToolColorPickerCommand (
m_mouseButton,
color, m_oldColor,
mainWindow ());
mainWindow ()->commandHistory ()->addCommand (cmd, false /* no exec */);
setUserMessage (haventBegunDrawUserMessage ());
}
else
{
cancelShape ();
}
}
/*
* kpToolColorPickerCommand
*/
kpToolColorPickerCommand::kpToolColorPickerCommand (int mouseButton,
const kpColor &newColor,
const kpColor &oldColor,
kpMainWindow *mainWindow)
: kpCommand (mainWindow),
m_mouseButton (mouseButton),
m_newColor (newColor),
m_oldColor (oldColor)
{
}
kpToolColorPickerCommand::~kpToolColorPickerCommand ()
{
}
// public virtual [base kpCommand]
TQString kpToolColorPickerCommand::name () const
{
return i18n ("Color Picker");
}
// public virtual [base kpCommand]
int kpToolColorPickerCommand::size () const
{
return 0;
}
// public virtual [base kpCommand]
void kpToolColorPickerCommand::execute ()
{
colorToolBar ()->setColor (m_mouseButton, m_newColor);
}
// public virtual [base kpCommand]
void kpToolColorPickerCommand::unexecute ()
{
colorToolBar ()->setColor (m_mouseButton, m_oldColor);
}
// private
kpColorToolBar *kpToolColorPickerCommand::colorToolBar () const
{
return m_mainWindow ? m_mainWindow->colorToolBar () : 0;
}
#include <kptoolcolorpicker.moc>
|
