Isis 3 Programmer Reference
PanTool.cpp
1#include "PanTool.h"
2
3#include <QAction>
4#include <QComboBox>
5#include <QHBoxLayout>
6#include <QLineEdit>
7#include <QLabel>
8#include <QMenu>
9#include <QMenuBar>
10#include <QMessageBox>
11#include <QStackedWidget>
12#include <QToolButton>
13
14#include "IString.h"
15#include "MainWindow.h"
16#include "MdiCubeViewport.h"
17#include "ToolPad.h"
18
19namespace Isis {
20 PanTool::PanTool(QWidget *parent) : Tool(parent) {
21 p_panRight = new QAction(parent);
22 p_panRight->setShortcut(Qt::CTRL + Qt::Key_Right);
23 p_panRight->setText("&Pan Right");
24 p_panRight->setIcon(QPixmap(toolIconDir() + "/forward.png"));
25 connect(p_panRight, SIGNAL(triggered()), this, SLOT(panRight()));
26
27 p_panLeft = new QAction(parent);
28 p_panLeft->setShortcut(Qt::CTRL + Qt::Key_Left);
29 p_panLeft->setText("&Pan Left");
30 p_panLeft->setIcon(QPixmap(toolIconDir() + "/back.png"));
31 connect(p_panLeft, SIGNAL(triggered()), this, SLOT(panLeft()));
32
33 p_panUp = new QAction(parent);
34 p_panUp->setShortcut(Qt::CTRL + Qt::Key_Up);
35 p_panUp->setText("&Pan Up");
36 p_panUp->setIcon(QPixmap(toolIconDir() + "/up.png"));
37 connect(p_panUp, SIGNAL(triggered()), this, SLOT(panUp()));
38
39 p_panDown = new QAction(parent);
40 p_panDown->setShortcut(Qt::CTRL + Qt::Key_Down);
41 p_panDown->setText("&Pan Down");
42 p_panDown->setIcon(QPixmap(toolIconDir() + "/down.png"));
43 connect(p_panDown, SIGNAL(triggered()), this, SLOT(panDown()));
44
45 p_dragPan = false;
46 }
47
48 QAction *PanTool::toolPadAction(ToolPad *pad) {
49 QAction *action = new QAction(pad);
50 action->setIcon(QPixmap(toolIconDir() + "/move.png"));
51 action->setToolTip("Pan (P)");
52 action->setShortcut(Qt::Key_P);
53 QString text =
54 "<b>Function:</b> View different areas of the cube. \
55 <p><b>Shortcut:</b> P</p> ";
56 action->setWhatsThis(text);
57 return action;
58 }
59
60 void PanTool::addTo(QMenu *menu) {
61 menu->addAction(p_panLeft);
62 menu->addAction(p_panRight);
63 menu->addAction(p_panUp);
64 menu->addAction(p_panDown);
65 }
66
67 QWidget *PanTool::createToolBarWidget(QStackedWidget *parent) {
68 QWidget *hbox = new QWidget(parent);
69
70 QToolButton *leftButton = new QToolButton(hbox);
71 leftButton->setIcon(QPixmap(toolIconDir() + "/back.png"));
72 leftButton->setToolTip("Pan Left");
73 QString text =
74 "<b>Function: </b>Pan cube in the active viewport to the left \
75 <p><b>Shortcut:</b> Ctrl+LeftArrow</p> \
76 <p><b>Mouse:</b> Hold LeftButton and drag pointer to the right</p> \
77 <p><b>Hint:</b> Arrow keys without Ctrl modifier moves \
78 the mouse pointer</p>";
79
80 leftButton->setWhatsThis(text);
81 leftButton->setAutoRaise(true);
82 leftButton->setIconSize(QSize(22, 22));
83 connect(leftButton, SIGNAL(clicked()), this, SLOT(panLeft()));
84
85 QToolButton *rightButton = new QToolButton(hbox);
86 rightButton->setIcon(QPixmap(toolIconDir() + "/forward.png"));
87 rightButton->setToolTip("Pan Right");
88 text =
89 "<b>Function: </b>Pan cube in the active viewport to the right \
90 <p><b>Shortcut:</b> Ctrl+RightArrow</p> \
91 <p><b>Mouse:</b> Hold LeftButton and drag pointer to the left</p>\
92 <p><b>Hint:</b> Arrow keys without Ctrl modifier moves \
93 the mouse pointer</p>";
94 rightButton->setWhatsThis(text);
95 rightButton->setAutoRaise(true);
96 rightButton->setIconSize(QSize(22, 22));
97 connect(rightButton, SIGNAL(clicked()), this, SLOT(panRight()));
98
99 QToolButton *upButton = new QToolButton(hbox);
100 upButton->setIcon(QPixmap(toolIconDir() + "/up.png"));
101 upButton->setToolTip("Pan Up");
102 text =
103 "<b>Function: </b>Pan cube in the active viewport up \
104 <p><b>Shortcut:</b> Ctrl+UpArrow</p> \
105 <p><b>Mouse:</b> Hold LeftButton and drag pointer down</p> \
106 <p><b>Hint:</b> Arrow keys without Ctrl modifier moves \
107 the mouse pointer</p>";
108 upButton->setWhatsThis(text);
109 upButton->setAutoRaise(true);
110 upButton->setIconSize(QSize(22, 22));
111 connect(upButton, SIGNAL(clicked()), this, SLOT(panUp()));
112
113 QToolButton *downButton = new QToolButton(hbox);
114 downButton->setIcon(QPixmap(toolIconDir() + "/down.png"));
115 downButton->setToolTip("Pan Down");
116 text =
117 "<b>Function: </b>Pan cube in the active viewport down \
118 <p><b>Shortcut:</b> Ctrl+DownArrow</p> \
119 <p><b>Mouse:</b> Hold LeftButton and drag pointer up</p> \
120 <p><b>Hint:</b> Arrow keys without Ctrl modifier moves \
121 the mouse pointer</p>";
122 downButton->setWhatsThis(text);
123 downButton->setAutoRaise(true);
124 downButton->setIconSize(QSize(22, 22));
125 connect(downButton, SIGNAL(clicked()), this, SLOT(panDown()));
126
127 p_panRateBox = new QComboBox(hbox);
128 p_panRateBox->addItem("1/4 Screen");
129 p_panRateBox->addItem("1/2 Screen");
130 p_panRateBox->addItem("3/4 Screen");
131 p_panRateBox->addItem("Full Screen");
132 p_panRateBox->addItem("Custom");
133 p_panRateBox->setToolTip("Pan Rate");
134 text =
135 "<b>Function: </b>Change the rate of panning when using the pan buttons \
136 or Ctrl+ArrowKeys";
137 p_panRateBox->setWhatsThis(text);
138 //p_panRateBox->setCurrentIndex(4);
139 connect(p_panRateBox, SIGNAL(activated(int)),
140 this, SLOT(updateLineEdit()));
141
142 p_lineEdit = new QLineEdit();
143 p_lineEdit->setFixedWidth(50);
144 p_lineEdit->setToolTip("Custom Pan Rate");
145 text = "<b>Function: </b>Enter a custom percentage pan rate";
146 p_lineEdit->setWhatsThis(text);
147 //p_lineEdit->setText("75");
148 connect(p_lineEdit, SIGNAL(returnPressed()),
149 this, SLOT(writeSettings()));
150
151 QIntValidator *ival = new QIntValidator(hbox);
152 ival->setRange(1, 100);
153 p_lineEdit->setValidator(ival);
154 QLabel *percent = new QLabel("%");
155
156 QHBoxLayout *layout = new QHBoxLayout(hbox);
157 layout->setMargin(0);
158 layout->addWidget(leftButton);
159 layout->addWidget(rightButton);
160 layout->addWidget(upButton);
161 layout->addWidget(downButton);
162 layout->addWidget(p_panRateBox);
163 layout->addWidget(p_lineEdit);
164 layout->addWidget(percent);
165 layout->addStretch(1);
166 hbox->setLayout(layout);
167
168 readSettings();
169
170 return hbox;
171 }
172
173 int PanTool::panRate(bool horz) {
174 MdiCubeViewport *d = cubeViewport();
175 if(d == NULL) return 0;
176 if(p_lineEdit->text() == "") {
177 QString text = "You must enter a value in the text box \n "
178 "to use the Custom pan percentage option";
179 QMessageBox::information(p_panRateBox, "Invalid Value",
180 text, QMessageBox::Ok);
181 return -1;
182 }
183 else {
184 int percent = p_lineEdit->text().toInt();
185 if(horz) {
186 return(int)(d->viewport()->width() * (percent * 0.01));
187 }
188 else {
189 return(int)(d->viewport()->height() * (percent * 0.01));
190 }
191 }
192 }
193
194 void PanTool::pan(int x, int y) {
195 MdiCubeViewport *d = cubeViewport();
196 if(d == NULL) return;
197 if(x == -1 || y == -1) return;
198 d->scrollBy(x, y);
199
200 if(d->isLinked()) {
201 for(int i = 0; i < (int)cubeViewportList()->size(); i++) {
202 d = (*(cubeViewportList()))[i];
203 if(d == cubeViewport()) continue;
204 if(d->isLinked()) d->scrollBy(x, y);
205 }
206 }
207 }
208
209 void PanTool::mouseButtonPress(QPoint p, Qt::MouseButton s) {
210 if(s == Qt::LeftButton) {
211 p_dragPan = true;
212 p_lastPoint = p;
213 }
214 }
215
216 void PanTool::mouseMove(QPoint p) {
217 if(p_dragPan) {
218 QPoint diff = p_lastPoint - p;
219 pan(diff.x(), diff.y());
220 p_lastPoint = p;
221 }
222 }
223
224 void PanTool::mouseButtonRelease(QPoint p, Qt::MouseButton s) {
225 p_dragPan = false;
226 if(s != Qt::RightButton) return;
227
228 MdiCubeViewport *d = cubeViewport();
229 if(d == NULL) return;
230 double cx, cy;
231 d->viewportToCube(p.x(), p.y(), cx, cy);
232 d->center(cx, cy);
233
234 if(d->isLinked()) {
235 for(int i = 0; i < (int)cubeViewportList()->size(); i++) {
236 d = (*(cubeViewportList()))[i];
237 if(d == cubeViewport()) continue;
238 if(d->isLinked()) {
239 d->viewportToCube(p.x(), p.y(), cx, cy);
240 d->center(cx, cy);
241 }
242 }
243 }
244 }
245
246
247 void PanTool::setCustom() {
248 p_panRateBox->setCurrentIndex(4);
249 }
250
251
252 void PanTool::updateLineEdit() {
253 if(p_panRateBox->currentIndex() == 0) p_lineEdit->setText("25");
254 else if(p_panRateBox->currentIndex() == 1) p_lineEdit->setText("50");
255 else if(p_panRateBox->currentIndex() == 2) p_lineEdit->setText("75");
256 else if(p_panRateBox->currentIndex() == 3) p_lineEdit->setText("100");
257 else if(p_panRateBox->currentIndex() == 4) p_lineEdit->setText("");
258 }
259
260 void PanTool::writeSettings() {
261 FileName config("$HOME/.Isis/qview/Pan Tool.config");
262 QSettings settings(config.expanded(),
263 QSettings::NativeFormat);
264 settings.setValue("rate", p_lineEdit->text());
265 }
266
267 void PanTool::readSettings() {
268 FileName config("$HOME/.Isis/qview/Pan Tool.config");
269 QSettings settings(config.expanded(),
270 QSettings::NativeFormat);
271 QString rate = settings.value("rate", "75").toString();
272
273 p_lineEdit->setText(rate);
274 if(rate == "100") p_panRateBox->setCurrentIndex(3);
275 else if(rate == "75") p_panRateBox->setCurrentIndex(2);
276 else if(rate == "50") p_panRateBox->setCurrentIndex(1);
277 else if(rate == "25") p_panRateBox->setCurrentIndex(0);
278 else p_panRateBox->setCurrentIndex(4);
279 }
280
281}
Isis::MdiCubeViewport
Cube display widget for certain Isis MDI applications.
Definition MdiCubeViewport.h:39
Isis
This is free and unencumbered software released into the public domain.
Definition Apollo.h:16