forked from klavinslab/gro
-
Notifications
You must be signed in to change notification settings - Fork 0
/
GroWidget.cpp
224 lines (147 loc) · 5.06 KB
/
GroWidget.cpp
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
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
/////////////////////////////////////////////////////////////////////////////////////////
//
// gro is protected by the UW OPEN SOURCE LICENSE, which is summarized here.
// Please see the file LICENSE.txt for the complete license.
//
// THE SOFTWARE (AS DEFINED BELOW) AND HARDWARE DESIGNS (AS DEFINED BELOW) IS PROVIDED
// UNDER THE TERMS OF THIS OPEN SOURCE LICENSE (“LICENSE”). THE SOFTWARE IS PROTECTED
// BY COPYRIGHT AND/OR OTHER APPLICABLE LAW. ANY USE OF THIS SOFTWARE OTHER THAN AS
// AUTHORIZED UNDER THIS LICENSE OR COPYRIGHT LAW IS PROHIBITED.
//
// BY EXERCISING ANY RIGHTS TO THE SOFTWARE AND/OR HARDWARE PROVIDED HERE, YOU ACCEPT AND
// AGREE TO BE BOUND BY THE TERMS OF THIS LICENSE. TO THE EXTENT THIS LICENSE MAY BE
// CONSIDERED A CONTRACT, THE UNIVERSITY OF WASHINGTON (“UW”) GRANTS YOU THE RIGHTS
// CONTAINED HERE IN CONSIDERATION OF YOUR ACCEPTANCE OF SUCH TERMS AND CONDITIONS.
//
// TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION
//
//
#include <QtGui>
#include <string>
#include "GroWidget.h"
GroWidget::GroWidget(int ac, char ** av,QWidget *parent) :
QWidget(parent),
grothread(this),
status_string ( tr("Click \"Open\" to open a program. Then click \"Start\"." ) ),
is_down ( false ),
error_flag ( false ),
error_image ( ":/images/error.png" )
{
qRegisterMetaType<QImage>("QImage");
qRegisterMetaType<std::string>("std::string");
connect(&grothread, SIGNAL(renderedImage(QImage)), this, SLOT(updatePixmap(QImage)));
connect(&grothread, SIGNAL(stateChange()),this,SLOT(handleStateChange()));
connect(&grothread, SIGNAL(message(std::string,bool)), this, SLOT(passMessage(std::string,bool)));
setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
}
GroWidget::~GroWidget()
{
}
void GroWidget::updatePixmap(const QImage &image) {
pixmap = QPixmap::fromImage(image);
if ( pixmap.isNull() ) {
printf ( "pixmap is null\n" ); fflush ( stdout );
}
update();
}
void GroWidget::handleStateChange ( void ) {
switch ( grothread.get_state() ) {
case GroThread::NO_PROGRAM:
emit messageFromGro ( QString() );
break;
case GroThread::READY:
emit messageFromGro ( QString() );
break;
case GroThread::DEAD:
emit messageFromGro ( QString() );
break;
case GroThread::RUNNING:
emit messageFromGro ( QString() );
break;
}
}
void GroWidget::resizeEvent(QResizeEvent *) {
grothread.resize(size());
}
void GroWidget::paintEvent(QPaintEvent *) {
QPainter painter(this);
//painter.scale(1.5,1.5);
if ( !painter.isActive() ) return;
if ( error_flag ) {
int w = width(),
h = height(),
iw = error_image.width(),
ih = error_image.height();
painter.fillRect(rect(), Qt::white);
painter.drawImage ( (w-iw)/2, (h-ih)/2, error_image );
} else if (pixmap.isNull()) {
painter.fillRect(rect(), Qt::white);
painter.setPen(Qt::black);
painter.drawText (
rect(),
Qt::AlignCenter,
status_string
);
} else {
painter.drawPixmap(0,0, pixmap);
}
if ( is_down && grothread.has_valid_world() ) {
grothread.theme()->apply_mouse_color(&painter);
painter.setBrush ( QBrush() );
painter.drawRect ( QRect(down,current) );
}
}
void GroWidget::startStop ( void ) {
if ( grothread.get_state() == GroThread::READY ) {
grothread.start_interpreter();
} else if ( grothread.get_state() == GroThread::RUNNING ) {
grothread.stop_interpreter();
}
}
void GroWidget::open ( QString path ) {
emit messageFromGro ( "", true );
if ( !grothread.parse(path.toLatin1()) ) {
emit messageFromGro ( tr("") + grothread.get_error().c_str() + "<br>"
+ "Please edit the program to fix the error and try opening it again.", true );
error_flag = true;
repaint();
} else {
//emit messageFromGro ( "Successfully parsed " + path
// + "<br>Click \"Start\" to run it.", false );
error_flag = false;
}
}
void GroWidget::dump ( QString filename ) {
if ( grothread.get_state() == GroThread::READY ) {
grothread.dump(filename);
}
}
void GroWidget::moreCells ( void ) {
grothread.moreCells();
if ( grothread.get_state() == GroThread::READY )
grothread.start_interpreter();
}
void GroWidget::passMessage ( std::string msg, bool clear ) {
emit messageFromGro ( msg.c_str(), clear );
}
void GroWidget::snapshot ( QString path ) {
if ( grothread.has_valid_world() ) {
grothread.snapshot(path);
}
}
void GroWidget::mousePressEvent ( QMouseEvent * e ) {
down = e->pos();
up = down;
current = down;
is_down = true;
}
void GroWidget::mouseReleaseEvent ( QMouseEvent * e ) {
up = e->pos();
is_down = false;
grothread.select ( up, down );
repaint();
}
void GroWidget::mouseMoveEvent ( QMouseEvent * e ) {
current = e->pos();
repaint();
}