7 #include "EngaugeAssert.h" 10 #include <QHBoxLayout> 16 #include "StatusBar.h" 17 #include "ZoomFactor.h" 18 #include "ZoomLabels.h" 20 const QString LABEL_COORDS_SCREEN (QObject::tr (
"Coordinates (pixels):"));
21 const QString LABEL_COORDS_GRAPH (QObject::tr (
"Coordinates (graph):"));
22 const QString LABEL_RESOLUTION_GRAPH (QObject::tr (
"Resolution (graph):"));
24 const int TEMPORARY_MESSAGE_LIFETIME = 5000;
26 const int MIN_WIDTH_ZOOM = 110;
27 const int MIN_WIDTH_COMBO_UNITS = 160;
28 const int MIN_SIZE_EDIT_COORDS = 250;
29 const int MAX_HEIGHT_EDIT_COORDS = 24;
32 m_statusBar (statusBar),
33 m_statusBarMode (STATUS_BAR_MODE_ALWAYS),
40 connect (&m_statusBar, SIGNAL (messageChanged (
const QString &)),
this, SLOT (slotStatusBarChanged (
const QString &)));
42 m_statusBar.setMaximumHeight (60);
46 StatusBar::~StatusBar ()
54 void StatusBar::createGroupUnits ()
56 m_cmbUnits =
new QComboBox;
57 m_cmbUnits->setEnabled (
false);
58 m_cmbUnits->addItem (LABEL_COORDS_SCREEN, QVariant (STATUS_BAR_UNITS_COORDS_SCREEN));
59 m_cmbUnits->addItem (LABEL_COORDS_GRAPH, QVariant (STATUS_BAR_UNITS_COORDS_GRAPH));
60 m_cmbUnits->addItem (LABEL_RESOLUTION_GRAPH, QVariant (STATUS_BAR_UNITS_RESOLUTION_GRAPH));
61 m_cmbUnits->setCurrentText (LABEL_COORDS_GRAPH);
62 m_cmbUnits->setMinimumWidth (MIN_WIDTH_COMBO_UNITS);
63 m_cmbUnits->setToolTip (tr (
"Select cursor coordinate values to display."));
64 m_cmbUnits->setWhatsThis (tr(
"Select Cursor Coordinate Values\n\n" 65 "Values at cursor coordinates to display. Coordinates are in screen (pixels) or " 66 "graph units. Resolution (which is the number of graph units per pixel) is " 67 "in graph units. Graph units are only available after axis points have been defined."));
68 connect (m_cmbUnits, SIGNAL (activated(
const QString &)),
this, SLOT (slotComboUnits (
const QString &)));
70 m_editCoords =
new QTextEdit;
71 m_editCoords->setEnabled (
false);
72 m_editCoords->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
73 m_editCoords->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
74 m_editCoords->setMinimumSize (MIN_SIZE_EDIT_COORDS, MAX_HEIGHT_EDIT_COORDS);
75 m_editCoords->setMaximumHeight (MAX_HEIGHT_EDIT_COORDS);
76 m_editCoords->setReadOnly(
true);
77 m_editCoords->setToolTip (tr (
"Cursor coordinate values."));
78 m_editCoords->setWhatsThis (tr (
"Cursor Coordinate Values\n\n" 79 "Values at cursor coordinates. Coordinates are in screen (pixels) or " 80 "graph units. Resolution (which is the number of graph units per pixel) is " 81 "in graph units. Graph units are only available after axis points have been defined."));
83 m_groupUnits =
new QFrame;
84 m_groupUnits->setFrameStyle (QFrame::Box);
85 QPalette *palette =
new QPalette;
86 palette->setColor (QPalette::Foreground, Qt::gray);
87 m_groupUnits->setPalette (*palette);
89 QHBoxLayout *groupLayout =
new QHBoxLayout;
90 m_groupUnits->setLayout (groupLayout);
91 groupLayout->setContentsMargins (0, 0, 0, 0);
92 groupLayout->addWidget (m_cmbUnits);
93 groupLayout->addWidget (m_editCoords);
94 groupLayout->setMargin (2);
96 m_statusBar.addPermanentWidget (m_groupUnits);
99 void StatusBar::createZoom ()
101 m_cmbZoom =
new QComboBox ();
102 m_cmbZoom->setEnabled (
false);
103 m_cmbZoom->setMinimumWidth (MIN_WIDTH_ZOOM);
104 m_cmbZoom->addItem (LABEL_ZOOM_16_TO_1);
105 m_cmbZoom->addItem (LABEL_ZOOM_16_TO_1_FARTHER);
106 m_cmbZoom->addItem (LABEL_ZOOM_8_TO_1_CLOSER);
107 m_cmbZoom->addItem (LABEL_ZOOM_8_TO_1);
108 m_cmbZoom->addItem (LABEL_ZOOM_8_TO_1_FARTHER);
109 m_cmbZoom->addItem (LABEL_ZOOM_4_TO_1_CLOSER);
110 m_cmbZoom->addItem (LABEL_ZOOM_4_TO_1);
111 m_cmbZoom->addItem (LABEL_ZOOM_4_TO_1_FARTHER);
112 m_cmbZoom->addItem (LABEL_ZOOM_2_TO_1_CLOSER);
113 m_cmbZoom->addItem (LABEL_ZOOM_2_TO_1);
114 m_cmbZoom->addItem (LABEL_ZOOM_2_TO_1_FARTHER);
115 m_cmbZoom->addItem (LABEL_ZOOM_1_TO_1_CLOSER);
116 m_cmbZoom->addItem (LABEL_ZOOM_1_TO_1);
117 m_cmbZoom->addItem (LABEL_ZOOM_1_TO_1_FARTHER);
118 m_cmbZoom->addItem (LABEL_ZOOM_1_TO_2_CLOSER);
119 m_cmbZoom->addItem (LABEL_ZOOM_1_TO_2);
120 m_cmbZoom->addItem (LABEL_ZOOM_1_TO_2_FARTHER);
121 m_cmbZoom->addItem (LABEL_ZOOM_1_TO_4_CLOSER);
122 m_cmbZoom->addItem (LABEL_ZOOM_1_TO_4);
123 m_cmbZoom->addItem (LABEL_ZOOM_1_TO_4_FARTHER);
124 m_cmbZoom->addItem (LABEL_ZOOM_1_TO_8_CLOSER);
125 m_cmbZoom->addItem (LABEL_ZOOM_1_TO_8);
126 m_cmbZoom->addItem (LABEL_ZOOM_1_TO_8_FARTHER);
127 m_cmbZoom->addItem (LABEL_ZOOM_1_TO_16_CLOSER);
128 m_cmbZoom->addItem (LABEL_ZOOM_1_TO_16);
129 m_cmbZoom->addItem (LABEL_ZOOM_FILL);
130 m_cmbZoom->setCurrentText (LABEL_ZOOM_1_TO_1);
131 m_cmbZoom->setMaximumWidth (80);
132 m_cmbZoom->setToolTip (tr (
"Select zoom."));
133 m_cmbZoom->setWhatsThis (tr(
"Select Zoom\n\n" 134 "Points can be more accurately placed by zooming in."));
136 connect (m_cmbZoom, SIGNAL (currentTextChanged(
const QString &)),
this, SLOT (slotComboZoom (
const QString &)));
138 m_statusBar.addPermanentWidget (m_cmbZoom);
141 void StatusBar::createZoomMaps ()
143 m_zoomMapToLabel [ZOOM_16_TO_1] = LABEL_ZOOM_16_TO_1;
144 m_zoomMapToLabel [ZOOM_16_TO_1_FARTHER] = LABEL_ZOOM_16_TO_1_FARTHER;
145 m_zoomMapToLabel [ZOOM_8_TO_1_CLOSER] = LABEL_ZOOM_8_TO_1_CLOSER;
146 m_zoomMapToLabel [ZOOM_8_TO_1] = LABEL_ZOOM_8_TO_1;
147 m_zoomMapToLabel [ZOOM_8_TO_1_FARTHER] = LABEL_ZOOM_8_TO_1_FARTHER;
148 m_zoomMapToLabel [ZOOM_4_TO_1_CLOSER] = LABEL_ZOOM_4_TO_1_CLOSER;
149 m_zoomMapToLabel [ZOOM_4_TO_1] = LABEL_ZOOM_4_TO_1;
150 m_zoomMapToLabel [ZOOM_4_TO_1_FARTHER] = LABEL_ZOOM_4_TO_1_FARTHER;
151 m_zoomMapToLabel [ZOOM_2_TO_1_CLOSER] = LABEL_ZOOM_2_TO_1_CLOSER;
152 m_zoomMapToLabel [ZOOM_2_TO_1] = LABEL_ZOOM_2_TO_1;
153 m_zoomMapToLabel [ZOOM_2_TO_1_FARTHER] = LABEL_ZOOM_2_TO_1_FARTHER;
154 m_zoomMapToLabel [ZOOM_1_TO_1_CLOSER] = LABEL_ZOOM_1_TO_1_CLOSER;
155 m_zoomMapToLabel [ZOOM_1_TO_1] = LABEL_ZOOM_1_TO_1;
156 m_zoomMapToLabel [ZOOM_1_TO_1_FARTHER] = LABEL_ZOOM_1_TO_1_FARTHER;
157 m_zoomMapToLabel [ZOOM_1_TO_2_CLOSER] = LABEL_ZOOM_1_TO_2_CLOSER;
158 m_zoomMapToLabel [ZOOM_1_TO_2] = LABEL_ZOOM_1_TO_2;
159 m_zoomMapToLabel [ZOOM_1_TO_2_FARTHER] = LABEL_ZOOM_1_TO_2_FARTHER;
160 m_zoomMapToLabel [ZOOM_1_TO_4_CLOSER] = LABEL_ZOOM_1_TO_4_CLOSER;
161 m_zoomMapToLabel [ZOOM_1_TO_4] = LABEL_ZOOM_1_TO_4;
162 m_zoomMapToLabel [ZOOM_1_TO_4_FARTHER] = LABEL_ZOOM_1_TO_4_FARTHER;
163 m_zoomMapToLabel [ZOOM_1_TO_8_CLOSER] = LABEL_ZOOM_1_TO_8_CLOSER;
164 m_zoomMapToLabel [ZOOM_1_TO_8] = LABEL_ZOOM_1_TO_8;
165 m_zoomMapToLabel [ZOOM_1_TO_8_FARTHER] = LABEL_ZOOM_1_TO_8_FARTHER;
166 m_zoomMapToLabel [ZOOM_1_TO_16_CLOSER] = LABEL_ZOOM_1_TO_16_CLOSER;
167 m_zoomMapToLabel [ZOOM_1_TO_16] = LABEL_ZOOM_1_TO_16;
168 m_zoomMapToLabel [ZOOM_FILL] = LABEL_ZOOM_FILL;
170 m_zoomMapFromLabel [LABEL_ZOOM_16_TO_1] = ZOOM_16_TO_1;
171 m_zoomMapFromLabel [LABEL_ZOOM_16_TO_1_FARTHER] = ZOOM_16_TO_1_FARTHER;
172 m_zoomMapFromLabel [LABEL_ZOOM_8_TO_1_CLOSER] = ZOOM_8_TO_1_CLOSER;
173 m_zoomMapFromLabel [LABEL_ZOOM_8_TO_1] = ZOOM_8_TO_1;
174 m_zoomMapFromLabel [LABEL_ZOOM_8_TO_1_FARTHER] = ZOOM_8_TO_1_FARTHER;
175 m_zoomMapFromLabel [LABEL_ZOOM_4_TO_1_CLOSER] = ZOOM_4_TO_1_CLOSER;
176 m_zoomMapFromLabel [LABEL_ZOOM_4_TO_1] = ZOOM_4_TO_1;
177 m_zoomMapFromLabel [LABEL_ZOOM_4_TO_1_FARTHER] = ZOOM_4_TO_1_FARTHER;
178 m_zoomMapFromLabel [LABEL_ZOOM_2_TO_1_CLOSER] = ZOOM_2_TO_1_CLOSER;
179 m_zoomMapFromLabel [LABEL_ZOOM_2_TO_1] = ZOOM_2_TO_1;
180 m_zoomMapFromLabel [LABEL_ZOOM_2_TO_1_FARTHER] = ZOOM_2_TO_1_FARTHER;
181 m_zoomMapFromLabel [LABEL_ZOOM_1_TO_1_CLOSER] = ZOOM_1_TO_1_CLOSER;
182 m_zoomMapFromLabel [LABEL_ZOOM_1_TO_1] = ZOOM_1_TO_1;
183 m_zoomMapFromLabel [LABEL_ZOOM_1_TO_1_FARTHER] = ZOOM_1_TO_1_FARTHER;
184 m_zoomMapFromLabel [LABEL_ZOOM_1_TO_2_CLOSER] = ZOOM_1_TO_2_CLOSER;
185 m_zoomMapFromLabel [LABEL_ZOOM_1_TO_2] = ZOOM_1_TO_2;
186 m_zoomMapFromLabel [LABEL_ZOOM_1_TO_2_FARTHER] = ZOOM_1_TO_2_FARTHER;
187 m_zoomMapFromLabel [LABEL_ZOOM_1_TO_4_CLOSER] = ZOOM_1_TO_4_CLOSER;
188 m_zoomMapFromLabel [LABEL_ZOOM_1_TO_4] = ZOOM_1_TO_4;
189 m_zoomMapFromLabel [LABEL_ZOOM_1_TO_4_FARTHER] = ZOOM_1_TO_4_FARTHER;
190 m_zoomMapFromLabel [LABEL_ZOOM_1_TO_8_CLOSER] = ZOOM_1_TO_8_CLOSER;
191 m_zoomMapFromLabel [LABEL_ZOOM_1_TO_8] = ZOOM_1_TO_8;
192 m_zoomMapFromLabel [LABEL_ZOOM_1_TO_8_FARTHER] = ZOOM_1_TO_8_FARTHER;
193 m_zoomMapFromLabel [LABEL_ZOOM_1_TO_16_CLOSER] = ZOOM_1_TO_16_CLOSER;
194 m_zoomMapFromLabel [LABEL_ZOOM_1_TO_16] = ZOOM_1_TO_16;
195 m_zoomMapFromLabel [LABEL_ZOOM_FILL] = ZOOM_FILL;
199 const QString &coordsGraph,
200 const QString &resolutionGraph)
207 if (m_cmbUnits->isEnabled ()) {
209 m_coordsScreen = coordsScreen;
210 m_coordsGraph = coordsGraph;
211 m_resolutionGraph = resolutionGraph;
220 if (m_statusBarMode == STATUS_BAR_MODE_ALWAYS) {
229 LOG4CPP_DEBUG_S ((*mainCat)) <<
"StatusBar::showTemporaryMessage message=" << message.toLatin1 ().data ();
231 if (m_statusBarMode != STATUS_BAR_MODE_NEVER) {
232 if (m_statusBarMode == STATUS_BAR_MODE_TEMPORARY) {
235 m_timer =
new QTimer;
236 connect (m_timer, SIGNAL (timeout ()),
this, SLOT (slotTimeout()));
237 m_timer->setSingleShot(
true);
240 m_statusBar.showMessage (message, TEMPORARY_MESSAGE_LIFETIME);
244 void StatusBar::slotComboUnits (
const QString &text)
246 LOG4CPP_DEBUG_S ((*mainCat)) <<
"StatusBar::slotComboUnits text=" << text.toLatin1 ().data ();
251 void StatusBar::slotComboZoom (
const QString &text)
253 LOG4CPP_DEBUG_S ((*mainCat)) <<
"StatusBar::slotComboZoom text=" << text.toLatin1 ().data ();
255 ENGAUGE_ASSERT (m_zoomMapFromLabel.contains (text));
256 ZoomFactor zoomFactor = m_zoomMapFromLabel [text];
260 void StatusBar::slotStatusBarChanged(
const QString &message)
262 LOG4CPP_DEBUG_S ((*mainCat)) <<
"StatusBar::slotStatusBarChanged message=" << message.toLatin1 ().data ();
264 if (m_statusBarMode == STATUS_BAR_MODE_TEMPORARY) {
269 void StatusBar::slotTimeout()
271 LOG4CPP_INFO_S ((*mainCat)) <<
"StatusBar::slotTimeout";
281 LOG4CPP_INFO_S ((*mainCat)) <<
"StatusBar::slotZoom zoom=" << zoom;
284 ZoomFactor zoomFactor = (ZoomFactor) zoom;
285 ENGAUGE_ASSERT (m_zoomMapToLabel.contains (zoomFactor));
286 m_cmbZoom->setCurrentText (m_zoomMapToLabel [zoomFactor]);
289 void StatusBar::updateCoordsText()
291 if (m_cmbUnits->currentText() == LABEL_COORDS_SCREEN) {
292 m_editCoords->setText (m_coordsScreen);
293 }
else if (m_cmbUnits->currentText() == LABEL_COORDS_GRAPH) {
294 m_editCoords->setText (m_coordsGraph);
296 m_editCoords->setText (m_resolutionGraph);
302 if (!m_cmbUnits->isEnabled ()) {
305 m_cmbZoom->setEnabled (
true);
306 m_cmbUnits->setEnabled (
true);
307 m_editCoords->setEnabled (
true);
void setStatusBarMode(StatusBarMode statusBarMode)
Set the status bar visibility mode.
StatusBar(QStatusBar &statusBar)
Single constructor that accepts the previously-constructed standard QStatusBar.
void setCoordinates(const QString &coordsScreen, const QString &coordsGraph, const QString &resolutionGraph)
Populate the coordinates fields. Unavailable values are empty. Html-encoding to highlight with colors...
void slotZoom(int)
Receive zoom selection from MainWindow.
void wakeUp()
Enable all widgets in the status bar. This is called just after a Document becomes active...
void signalZoom(int)
Send zoom factor, that was just selected in the status bar, to MainWindow.
StatusBarMode statusBarMode() const
Current mode for status bar visibility. This is tracked locally so this class knows when to hide/show...
void showTemporaryMessage(const QString &message)
Show temporary message in status bar. After a short interval the message will disappear.