@ -3,9 +3,9 @@
# include <QFutureSynchronizer>
# include <QGraphicsLayout>
# include <QRubberBand>
# include <QTimer>
# include <QToolBar>
# include <QToolButton>
# include <QToolTip>
# include <QtConcurrent>
// ChartsWidget
@ -19,6 +19,7 @@ ChartsWidget::ChartsWidget(QWidget *parent) : QWidget(parent) {
title_label = new QLabel ( ) ;
title_label - > setSizePolicy ( QSizePolicy : : Expanding , QSizePolicy : : Preferred ) ;
toolbar - > addWidget ( title_label ) ;
show_all_values_btn = toolbar - > addAction ( " " ) ;
toolbar - > addWidget ( range_label = new QLabel ( ) ) ;
reset_zoom_btn = toolbar - > addAction ( " ⟲ " ) ;
reset_zoom_btn - > setToolTip ( tr ( " Reset zoom (drag on chart to zoom X-Axis) " ) ) ;
@ -26,7 +27,6 @@ ChartsWidget::ChartsWidget(QWidget *parent) : QWidget(parent) {
remove_all_btn - > setToolTip ( tr ( " Remove all charts " ) ) ;
dock_btn = toolbar - > addAction ( " " ) ;
main_layout - > addWidget ( toolbar ) ;
updateToolBar ( ) ;
// charts
QWidget * charts_container = new QWidget ( this ) ;
@ -37,14 +37,16 @@ ChartsWidget::ChartsWidget(QWidget *parent) : QWidget(parent) {
charts_scroll - > setWidgetResizable ( true ) ;
charts_scroll - > setWidget ( charts_container ) ;
charts_scroll - > setHorizontalScrollBarPolicy ( Qt : : ScrollBarAlwaysOff ) ;
main_layout - > addWidget ( charts_scroll ) ;
max_chart_range = settings . max_chart_x_range ;
use_dark_theme = palette ( ) . color ( QPalette : : WindowText ) . value ( ) > palette ( ) . color ( QPalette : : Background ) . value ( ) ;
updateToolBar ( ) ;
QObject : : connect ( dbc ( ) , & DBCManager : : DBCFileChanged , this , & ChartsWidget : : removeAll ) ;
QObject : : connect ( can , & CANMessages : : eventsMerged , this , & ChartsWidget : : eventsMerged ) ;
QObject : : connect ( can , & CANMessages : : updated , this , & ChartsWidget : : updateState ) ;
QObject : : connect ( show_all_values_btn , & QAction : : triggered , this , & ChartsWidget : : showAllData ) ;
QObject : : connect ( remove_all_btn , & QAction : : triggered , this , & ChartsWidget : : removeAll ) ;
QObject : : connect ( reset_zoom_btn , & QAction : : triggered , this , & ChartsWidget : : zoomReset ) ;
QObject : : connect ( dock_btn , & QAction : : triggered , [ this ] ( ) {
@ -58,7 +60,7 @@ void ChartsWidget::eventsMerged() {
if ( auto events = can - > events ( ) ; events & & ! events - > empty ( ) ) {
event_range . first = ( events - > front ( ) - > mono_time / ( double ) 1e9 ) - can - > routeStartTime ( ) ;
event_range . second = ( events - > back ( ) - > mono_time / ( double ) 1e9 ) - can - > routeStartTime ( ) ;
updateDisplayRang e ( ) ;
updateStat e ( ) ;
}
}
@ -69,8 +71,8 @@ void ChartsWidget::updateDisplayRange() {
// reached the end, or seeked to a timestamp out of range.
display_range . first = current_sec - 5 ;
}
display_range . first = std : : max ( display_range . first , event_range . first ) ;
display_range . second = std : : min ( display_range . first + settings . max_chart_x _range, event_range . second ) ;
display_range . first = std : : floor ( std : : max ( display_range . first , event_range . first ) * 10.0 ) / 10.0 ;
display_range . second = std : : floor ( std : : min ( display_range . first + max_chart _range, event_range . second ) * 10.0 ) / 10.0 ;
if ( prev_range ! = display_range ) {
QFutureSynchronizer < void > future_synchronizer ;
for ( auto c : charts )
@ -100,13 +102,29 @@ void ChartsWidget::updateState() {
}
const auto & range = is_zoomed ? zoomed_range : display_range ;
setUpdatesEnabled ( false ) ;
for ( auto c : charts ) {
c - > setDisplayRange ( range . first , range . second ) ;
c - > scene ( ) - > invalidate ( { } , QGraphicsScene : : ForegroundLayer ) ;
}
setUpdatesEnabled ( true ) ;
}
void ChartsWidget : : showAllData ( ) {
bool switch_to_show_all = max_chart_range = = settings . max_chart_x_range ;
max_chart_range = switch_to_show_all ? settings . cached_segment_limit * 60
: settings . max_chart_x_range ;
max_chart_range = std : : min ( max_chart_range , ( uint32_t ) can - > totalSeconds ( ) ) ;
updateToolBar ( ) ;
updateState ( ) ;
}
void ChartsWidget : : updateToolBar ( ) {
int min_range = std : : min ( settings . max_chart_x_range , ( int ) can - > totalSeconds ( ) ) ;
bool displaying_all = max_chart_range ! = min_range ;
show_all_values_btn - > setText ( tr ( " %1 minutes " ) . arg ( max_chart_range / 60 ) ) ;
show_all_values_btn - > setToolTip ( tr ( " Click to display %1 data " ) . arg ( displaying_all ? tr ( " %1 minutes " ) . arg ( min_range / 60 ) : tr ( " ALL cached " ) ) ) ;
show_all_values_btn - > setVisible ( ! is_zoomed ) ;
remove_all_btn - > setEnabled ( ! charts . isEmpty ( ) ) ;
reset_zoom_btn - > setEnabled ( is_zoomed ) ;
range_label - > setText ( is_zoomed ? tr ( " %1 - %2 " ) . arg ( zoomed_range . first , 0 , ' f ' , 2 ) . arg ( zoomed_range . second , 0 , ' f ' , 2 ) : " " ) ;
@ -179,15 +197,6 @@ ChartView::ChartView(QWidget *parent) : QChartView(nullptr, parent) {
chart - > layout ( ) - > setContentsMargins ( 0 , 0 , 0 , 0 ) ;
chart - > setMargins ( QMargins ( 20 , 11 , 11 , 11 ) ) ;
track_line = new QGraphicsLineItem ( chart ) ;
track_line - > setPen ( QPen ( Qt : : darkGray , 1 , Qt : : DashLine ) ) ;
track_ellipse = new QGraphicsEllipseItem ( chart ) ;
track_ellipse - > setBrush ( Qt : : darkGray ) ;
value_text = new QGraphicsTextItem ( chart ) ;
item_group = scene ( ) - > createItemGroup ( { track_line , track_ellipse , value_text } ) ;
item_group - > setZValue ( chart - > zValue ( ) + 10 ) ;
// title
QToolButton * remove_btn = new QToolButton ( ) ;
remove_btn - > setText ( " X " ) ;
remove_btn - > setAutoRaise ( true ) ;
@ -225,6 +234,7 @@ ChartView::~ChartView() {
void ChartView : : addSeries ( const QString & msg_id , const Signal * sig ) {
QLineSeries * series = new QLineSeries ( this ) ;
series - > setUseOpenGL ( true ) ;
chart ( ) - > addSeries ( series ) ;
series - > attachAxis ( axis_x ) ;
series - > attachAxis ( axis_y ) ;
@ -232,6 +242,7 @@ void ChartView::addSeries(const QString &msg_id, const Signal *sig) {
sigs . push_back ( { . msg_id = msg_id , . address = address , . source = source , . sig = sig , . series = series } ) ;
updateTitle ( ) ;
updateSeries ( sig ) ;
updateAxisY ( ) ;
}
void ChartView : : removeSeries ( const QString & msg_id , const Signal * sig ) {
@ -242,8 +253,7 @@ void ChartView::removeSeries(const QString &msg_id, const Signal *sig) {
}
bool ChartView : : hasSeries ( const QString & msg_id , const Signal * sig ) const {
auto it = std : : find_if ( sigs . begin ( ) , sigs . end ( ) , [ & ] ( auto & s ) { return s . msg_id = = msg_id & & s . sig = = sig ; } ) ;
return it ! = sigs . end ( ) ;
return std : : any_of ( sigs . begin ( ) , sigs . end ( ) , [ & ] ( auto & s ) { return s . msg_id = = msg_id & & s . sig = = sig ; } ) ;
}
QList < ChartView : : SigItem > : : iterator ChartView : : removeSeries ( const QList < ChartView : : SigItem > : : iterator & it ) {
@ -261,11 +271,11 @@ QList<ChartView::SigItem>::iterator ChartView::removeSeries(const QList<ChartVie
}
void ChartView : : signalUpdated ( const Signal * sig ) {
auto it = std : : find_if ( sigs . begin ( ) , sigs . end ( ) , [ = ] ( auto & s ) { return s . sig = = sig ; } ) ;
if ( it ! = sigs . end ( ) ) {
if ( std : : any_of ( sigs . begin ( ) , sigs . end ( ) , [ = ] ( auto & s ) { return s . sig = = sig ; } ) ) {
updateTitle ( ) ;
// TODO: don't update series if only name changed.
updateSeries ( sig ) ;
updateAxisY ( ) ;
}
}
@ -276,8 +286,7 @@ void ChartView::signalRemoved(const Signal *sig) {
}
void ChartView : : msgUpdated ( uint32_t address ) {
auto it = std : : find_if ( sigs . begin ( ) , sigs . end ( ) , [ = ] ( auto & s ) { return s . address = = address ; } ) ;
if ( it ! = sigs . end ( ) )
if ( std : : any_of ( sigs . begin ( ) , sigs . end ( ) , [ = ] ( auto & s ) { return s . address = = address ; } ) )
updateTitle ( ) ;
}
@ -392,7 +401,6 @@ void ChartView::updateSeries(const Signal *sig) {
s . series - > replace ( s . vals ) ;
}
}
updateAxisY ( ) ;
}
// auto zoom on yaxis
@ -422,15 +430,44 @@ void ChartView::updateAxisY() {
axis_y - > setRange ( min_y - 1 , max_y + 1 ) ;
} else {
double range = max_y - min_y ;
axis_y - > setRange ( min_y - range * 0.05 , max_y + range * 0.05 ) ;
axis_y - > applyNiceNumbers ( ) ;
applyNiceNumbers ( min_y - range * 0.05 , max_y + range * 0.05 ) ;
}
QTimer : : singleShot ( 0 , this , & ChartView : : adjustChartMargins ) ;
adjustChartMargins ( ) ;
}
void ChartView : : applyNiceNumbers ( qreal min , qreal max ) {
int tick_count = axis_y - > tickCount ( ) ;
qreal range = niceNumber ( ( max - min ) , true ) ; // range with ceiling
qreal step = niceNumber ( range / ( tick_count - 1 ) , false ) ;
min = qFloor ( min / step ) ;
max = qCeil ( max / step ) ;
tick_count = int ( max - min ) + 1 ;
axis_y - > setRange ( min * step , max * step ) ;
axis_y - > setTickCount ( tick_count ) ;
}
// nice numbers can be expressed as form of 1*10^n, 2* 10^n or 5*10^n
qreal ChartView : : niceNumber ( qreal x , bool ceiling ) {
qreal z = qPow ( 10 , qFloor ( std : : log10 ( x ) ) ) ; //find corresponding number of the form of 10^n than is smaller than x
qreal q = x / z ; //q<10 && q>=1;
if ( ceiling ) {
if ( q < = 1.0 ) q = 1 ;
else if ( q < = 2.0 ) q = 2 ;
else if ( q < = 5.0 ) q = 5 ;
else q = 10 ;
} else {
if ( q < 1.5 ) q = 1 ;
else if ( q < 3.0 ) q = 2 ;
else if ( q < 7.0 ) q = 5 ;
else q = 10 ;
}
return q * z ;
}
void ChartView : : leaveEvent ( QEvent * event ) {
item_group - > setVisible ( false ) ;
track_pt = { 0 , 0 } ;
scene ( ) - > update ( ) ;
QChartView : : leaveEvent ( event ) ;
}
@ -461,10 +498,9 @@ void ChartView::mouseMoveEvent(QMouseEvent *ev) {
auto rubber = findChild < QRubberBand * > ( ) ;
bool is_zooming = rubber & & rubber - > isVisible ( ) ;
const auto plot_area = chart ( ) - > plotArea ( ) ;
track_pt = { 0 , 0 } ;
if ( ! is_zooming & & plot_area . contains ( ev - > pos ( ) ) ) {
QStringList text_list ;
QPointF pos = { } ;
const double sec = chart ( ) - > mapToValue ( ev - > pos ( ) ) . x ( ) ;
for ( auto & s : sigs ) {
QString value = " -- " ;
@ -473,35 +509,35 @@ void ChartView::mouseMoveEvent(QMouseEvent *ev) {
if ( it ! = s . vals . rend ( ) & & it - > x ( ) > = axis_x - > min ( ) ) {
value = QString : : number ( it - > y ( ) ) ;
auto value_pos = chart ( ) - > mapToPosition ( * it ) ;
if ( value_pos . x ( ) > pos . x ( ) ) pos = value_pos ;
if ( value_pos . x ( ) > track_pt . x ( ) ) track_pt = value_pos ;
}
text_list . push_back ( QString ( " %1 : %2 " ) . arg ( sigs . size ( ) > 1 ? s . sig - > name . c_str ( ) : " Value " ) . arg ( value ) ) ;
}
if ( pos . x ( ) = = 0 ) pos = ev - > pos ( ) ;
QString time = QString : : number ( chart ( ) - > mapToValue ( pos ) . x ( ) , ' f ' , 3 ) ;
value_text - > setHtml ( QString ( " <div style= \" background-color: darkGray;color: white; \" > Time: %1 <br />%2</div> " )
. arg ( time ) . arg ( text_list . join ( " <br /> " ) ) ) ;
QRectF text_rect = value_text - > boundingRect ( ) ;
int text_x = pos . x ( ) + 8 ;
if ( ( text_x + text_rect . width ( ) ) > plot_area . right ( ) ) {
text_x = pos . x ( ) - text_rect . width ( ) - 8 ;
}
value_text - > setPos ( text_x , pos . y ( ) - text_rect . height ( ) / 2 ) ;
track_line - > setLine ( pos . x ( ) , plot_area . top ( ) , pos . x ( ) , plot_area . bottom ( ) ) ;
track_ellipse - > setRect ( pos . x ( ) - 5 , pos . y ( ) - 5 , 10 , 10 ) ;
item_group - > setVisible ( true ) ;
if ( track_pt . x ( ) = = 0 ) track_pt = ev - > pos ( ) ;
QString text = QString ( " <div style= \" background-color: darkGray;color: white; \" > Time: %1 <br />%2</div> " )
. arg ( chart ( ) - > mapToValue ( track_pt ) . x ( ) , 0 , ' f ' , 3 )
. arg ( text_list . join ( " <br /> " ) ) ;
QPoint pt ( ( int ) track_pt . x ( ) + 20 , plot_area . top ( ) - 20 ) ;
QToolTip : : showText ( mapToGlobal ( pt ) , text , this , plot_area . toRect ( ) ) ;
scene ( ) - > update ( ) ;
} else {
item_group - > setVisible ( false ) ;
QToolTip : : hideText ( ) ;
}
QChartView : : mouseMoveEvent ( ev ) ;
}
void ChartView : : drawForeground ( QPainter * painter , const QRectF & rect ) {
qreal x = chart ( ) - > mapToPosition ( QPointF { can - > currentSec ( ) , 0 } ) . x ( ) ;
qreal y1 = chart ( ) - > plotArea ( ) . top ( ) - 2 ;
qreal y2 = chart ( ) - > plotArea ( ) . bottom ( ) + 2 ;
painter - > setPen ( QPen ( chart ( ) - > titleBrush ( ) . color ( ) , 2 ) ) ;
painter - > drawLine ( QPointF { x , chart ( ) - > plotArea ( ) . top ( ) - 2 } , QPointF { x , chart ( ) - > plotArea ( ) . bottom ( ) + 2 } ) ;
painter - > drawLine ( QPointF { x , y1 } , QPointF { x , y2 } ) ;
if ( ! track_pt . isNull ( ) ) {
painter - > setPen ( QPen ( Qt : : darkGray , 1 , Qt : : DashLine ) ) ;
painter - > drawLine ( QPointF { track_pt . x ( ) , y1 } , QPointF { track_pt . x ( ) , y2 } ) ;
painter - > setBrush ( Qt : : darkGray ) ;
painter - > drawEllipse ( track_pt , 5 , 5 ) ;
}
}
// SeriesSelector
@ -570,7 +606,7 @@ void SeriesSelector::addSignal(QListWidgetItem *item) {
addSeries ( data [ 0 ] , data [ 1 ] , data [ 2 ] ) ;
}
void SeriesSelector : : addSeries ( const QString & id , const QString & msg_name , const QString & sig_name ) {
void SeriesSelector : : addSeries ( const QString & id , const QString & msg_name , const QString & sig_name ) {
QStringList data ( { id , msg_name , sig_name } ) ;
for ( int i = 0 ; i < chart_series - > count ( ) ; + + i ) {
if ( chart_series - > item ( i ) - > data ( Qt : : UserRole ) . toStringList ( ) = = data ) {
sshane
2 years ago