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SpeedPlotView: code correction

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This commit is contained in:
Anton Lashkov 2016-03-20 12:31:10 +04:00
parent 8a6866d409
commit cdab0bb140
2 changed files with 55 additions and 58 deletions
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104
src/gui/properties/speedplotview.cpp
View File

@ -74,8 +74,8 @@ SpeedPlotView::SpeedPlotView(QWidget *parent)
void SpeedPlotView::setGraphEnable(GraphID id, bool enable) void SpeedPlotView::setGraphEnable(GraphID id, bool enable)
{ {
m_properties[id].m_enable = enable; m_properties[id].enable = enable;
this->viewport()->update(); viewport()->update();
} }
void SpeedPlotView::pushPoint(SpeedPlotView::PointData point) void SpeedPlotView::pushPoint(SpeedPlotView::PointData point)
@ -85,24 +85,20 @@ void SpeedPlotView::pushPoint(SpeedPlotView::PointData point)
m_data5Min.push_back(point); m_data5Min.push_back(point);
if (m_counter30Min == 0) { if (m_counter30Min == 0)
m_data30Min.push_back(point); m_data30Min.push_back(point);
}
else { else {
m_data30Min.back().x = (m_data30Min.back().x * m_counter30Min + point.x) / (m_counter30Min + 1); m_data30Min.back().x = (m_data30Min.back().x * m_counter30Min + point.x) / (m_counter30Min + 1);
for (int id = UP; id < NB_GRAPHS; ++id) { for (int id = UP; id < NB_GRAPHS; ++id)
m_data30Min.back().y[id] = (m_data30Min.back().y[id] * m_counter30Min + point.y[id]) / (m_counter30Min + 1); m_data30Min.back().y[id] = (m_data30Min.back().y[id] * m_counter30Min + point.y[id]) / (m_counter30Min + 1);
}
} }
if (m_counter6Hour == 0) { if (m_counter6Hour == 0)
m_data6Hour.push_back(point); m_data6Hour.push_back(point);
}
else { else {
m_data6Hour.back().x = (m_data6Hour.back().x * m_counter6Hour + point.x) / (m_counter6Hour + 1); m_data6Hour.back().x = (m_data6Hour.back().x * m_counter6Hour + point.x) / (m_counter6Hour + 1);
for (int id = UP; id < NB_GRAPHS; ++id) { for (int id = UP; id < NB_GRAPHS; ++id)
m_data6Hour.back().y[id] = (m_data6Hour.back().y[id] * m_counter6Hour + point.y[id]) / (m_counter6Hour + 1); m_data6Hour.back().y[id] = (m_data6Hour.back().y[id] * m_counter6Hour + point.y[id]) / (m_counter6Hour + 1);
}
} }
} }
@ -125,23 +121,24 @@ void SpeedPlotView::setViewableLastPoints(TimePeriod period)
break; break;
} }
this->viewport()->update(); viewport()->update();
} }
void SpeedPlotView::replot() void SpeedPlotView::replot()
{ {
if (m_period == MIN1 || m_period == MIN5 || if (m_period == MIN1
(m_period == MIN30 && m_counter30Min == 2) || || m_period == MIN5
(m_period == HOUR6 && m_counter6Hour == 5)) || (m_period == MIN30 && m_counter30Min == 2)
this->viewport()->update(); || (m_period == HOUR6 && m_counter6Hour == 5))
viewport()->update();
} }
boost::circular_buffer<SpeedPlotView::PointData> &SpeedPlotView::getCurrentData() boost::circular_buffer<SpeedPlotView::PointData> &SpeedPlotView::getCurrentData()
{ {
switch (m_period) { switch (m_period) {
default:
case SpeedPlotView::MIN1: case SpeedPlotView::MIN1:
case SpeedPlotView::MIN5: case SpeedPlotView::MIN5:
default:
return m_data5Min; return m_data5Min;
case SpeedPlotView::MIN30: case SpeedPlotView::MIN30:
return m_data30Min; return m_data30Min;
@ -157,7 +154,7 @@ int SpeedPlotView::maxYValue()
int maxYValue = 0; int maxYValue = 0;
for (int id = UP; id < NB_GRAPHS; ++id) { for (int id = UP; id < NB_GRAPHS; ++id) {
if (!m_properties[static_cast<GraphID>(id)].m_enable) if (!m_properties[static_cast<GraphID>(id)].enable)
continue; continue;
for (int i = queue.size() - 1, j = 0; i >= 0 && j <= m_viewablePointsCount; --i, ++j) { for (int i = queue.size() - 1, j = 0; i >= 0 && j <= m_viewablePointsCount; --i, ++j) {
@ -171,10 +168,10 @@ int SpeedPlotView::maxYValue()
void SpeedPlotView::paintEvent(QPaintEvent *) void SpeedPlotView::paintEvent(QPaintEvent *)
{ {
QPainter painter(this->viewport()); QPainter painter(viewport());
QRect fullRect = this->viewport()->rect(); QRect fullRect = viewport()->rect();
QRect rect = this->viewport()->rect(); QRect rect = viewport()->rect();
QFontMetrics fontMetrics = painter.fontMetrics(); QFontMetrics fontMetrics = painter.fontMetrics();
rect.adjust(4, 4, 0, -4); // Add padding rect.adjust(4, 4, 0, -4); // Add padding
@ -184,23 +181,25 @@ void SpeedPlotView::paintEvent(QPaintEvent *)
rect.adjust(0, fontMetrics.height(), 0, 0); // Add top padding for top speed text rect.adjust(0, fontMetrics.height(), 0, 0); // Add top padding for top speed text
// draw Y axis speed labels // draw Y axis speed labels
QVector<QString> speedLabels(QVector<QString>() << QVector<QString> speedLabels = {
Utils::Misc::friendlyUnit(maxY, true) << Utils::Misc::friendlyUnit(maxY, true),
Utils::Misc::friendlyUnit(0.75 * maxY, true) << Utils::Misc::friendlyUnit(0.75 * maxY, true),
Utils::Misc::friendlyUnit(0.5 * maxY, true) << Utils::Misc::friendlyUnit(0.5 * maxY, true),
Utils::Misc::friendlyUnit(0.25 * maxY, true) << Utils::Misc::friendlyUnit(0.25 * maxY, true),
Utils::Misc::friendlyUnit(0, true)); Utils::Misc::friendlyUnit(0, true)
};
int yAxeWidth = 0; int yAxeWidth = 0;
for (int i = 0; i < speedLabels.size(); ++i) { for (const QString &label : speedLabels) {
if (fontMetrics.width(speedLabels[i]) > yAxeWidth) if (fontMetrics.width(label) > yAxeWidth)
yAxeWidth = fontMetrics.width(speedLabels[i]); yAxeWidth = fontMetrics.width(label);
} }
for (int i = 0; i < speedLabels.size(); ++i) { int i = 0;
QRectF label_rect(rect.topLeft() + QPointF(-yAxeWidth, i * 0.25 * rect.height() - fontMetrics.height()), for (const QString &label : speedLabels) {
QSizeF(2 * yAxeWidth, fontMetrics.height())); QRectF labelRect(rect.topLeft() + QPointF(-yAxeWidth, (i++) * 0.25 * rect.height() - fontMetrics.height()),
painter.drawText(label_rect, speedLabels[i], QTextOption((Qt::AlignRight) | (Qt::AlignTop))); QSizeF(2 * yAxeWidth, fontMetrics.height()));
painter.drawText(labelRect, label, Qt::AlignRight | Qt::AlignTop);
} }
// draw grid lines // draw grid lines
@ -230,14 +229,14 @@ void SpeedPlotView::paintEvent(QPaintEvent *)
// draw graphs // draw graphs
rect.adjust(3, 0, 0, 0); // Need, else graphs cross left gridline rect.adjust(3, 0, 0, 0); // Need, else graphs cross left gridline
double yMultiplier = (maxY == 0) ? 0.0 : double(rect.height()) / maxY; double yMultiplier = (maxY == 0) ? 0.0 : static_cast<double>(rect.height()) / maxY;
double xTickSize = double(rect.width()) / m_viewablePointsCount; double xTickSize = static_cast<double>(rect.width()) / m_viewablePointsCount;
boost::circular_buffer<PointData> &queue = getCurrentData(); boost::circular_buffer<PointData> &queue = getCurrentData();
for (int id = UP; id < NB_GRAPHS; ++id) { for (int id = UP; id < NB_GRAPHS; ++id) {
if (!m_properties[static_cast<GraphID>(id)].m_enable) if (!m_properties[static_cast<GraphID>(id)].enable)
continue; continue;
QVector<QPoint> points; QVector<QPoint> points;
@ -250,7 +249,7 @@ void SpeedPlotView::paintEvent(QPaintEvent *)
points.push_back(QPoint(new_x, new_y)); points.push_back(QPoint(new_x, new_y));
} }
painter.setPen(m_properties[static_cast<GraphID>(id)].m_pen); painter.setPen(m_properties[static_cast<GraphID>(id)].pen);
painter.drawPolyline(points.data(), points.size()); painter.drawPolyline(points.data(), points.size());
} }
@ -259,13 +258,13 @@ void SpeedPlotView::paintEvent(QPaintEvent *)
double legendHeight = 0; double legendHeight = 0;
int legendWidth = 0; int legendWidth = 0;
for (QMap<GraphID, GraphProperties>::const_iterator it = m_properties.begin(); it != m_properties.end(); ++it) { for (const auto &property : m_properties) {
if (!it.value().m_enable) if (!property.enable)
continue; continue;
if (fontMetrics.width(it.value().m_name) > legendWidth) if (fontMetrics.width(property.name) > legendWidth)
legendWidth = fontMetrics.width(it.value().m_name); legendWidth = fontMetrics.width(property.name);
legendHeight += 1.5 * fontMetrics.height(); legendHeight += 1.5 * fontMetrics.height();
} }
@ -274,33 +273,32 @@ void SpeedPlotView::paintEvent(QPaintEvent *)
legendBackgroundColor.setAlpha(128); // 50% transparent legendBackgroundColor.setAlpha(128); // 50% transparent
painter.fillRect(legendBackgroundRect, legendBackgroundColor); painter.fillRect(legendBackgroundRect, legendBackgroundColor);
int i = 0; i = 0;
for (QMap<GraphID, GraphProperties>::const_iterator it = m_properties.begin(); it != m_properties.end(); ++it) { for (const auto &property : m_properties) {
if (!it.value().m_enable) if (!property.enable)
continue; continue;
int nameSize = fontMetrics.width(it.value().m_name); int nameSize = fontMetrics.width(property.name);
double indent = 1.5 * i * fontMetrics.height(); double indent = 1.5 * (i++) * fontMetrics.height();
painter.setPen(it.value().m_pen); painter.setPen(property.pen);
painter.drawLine(legendTopLeft + QPointF(0, indent + fontMetrics.height()), painter.drawLine(legendTopLeft + QPointF(0, indent + fontMetrics.height()),
legendTopLeft + QPointF(nameSize, indent + fontMetrics.height())); legendTopLeft + QPointF(nameSize, indent + fontMetrics.height()));
painter.drawText(QRectF(legendTopLeft + QPointF(0, indent), QSizeF(2 * nameSize, fontMetrics.height())), painter.drawText(QRectF(legendTopLeft + QPointF(0, indent), QSizeF(2 * nameSize, fontMetrics.height())),
it.value().m_name, QTextOption(Qt::AlignVCenter)); property.name, QTextOption(Qt::AlignVCenter));
++i;
} }
} }
SpeedPlotView::GraphProperties::GraphProperties() SpeedPlotView::GraphProperties::GraphProperties()
: m_enable(false) : enable(false)
{ {
} }
SpeedPlotView::GraphProperties::GraphProperties(const QString &name, const QPen &pen, bool enable) SpeedPlotView::GraphProperties::GraphProperties(const QString &name, const QPen &pen, bool enable)
: m_name(name) : name(name)
, m_pen(pen) , pen(pen)
, m_enable(enable) , enable(enable)
{ {
} }

9
src/gui/properties/speedplotview.h
View File

@ -73,11 +73,10 @@ public:
explicit SpeedPlotView(QWidget *parent = 0); explicit SpeedPlotView(QWidget *parent = 0);
void setGraphEnable(GraphID id, bool enable); void setGraphEnable(GraphID id, bool enable);
void setViewableLastPoints(TimePeriod period);
void pushPoint(PointData point); void pushPoint(PointData point);
void setViewableLastPoints(TimePeriod period);
void replot(); void replot();
protected: protected:
@ -104,9 +103,9 @@ private:
GraphProperties(); GraphProperties();
GraphProperties(const QString &name, const QPen &pen, bool enable = false); GraphProperties(const QString &name, const QPen &pen, bool enable = false);
QString m_name; QString name;
QPen m_pen; QPen pen;
bool m_enable; bool enable;
}; };
boost::circular_buffer<PointData> m_data5Min; boost::circular_buffer<PointData> m_data5Min;