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Added graph grid option

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Code cleanup
This commit is contained in:
Martin Tůma
2016-10-17 23:14:07 +02:00
parent a6b2a477a1
commit 1160c6d385
15 changed files with 265 additions and 142 deletions
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19
src/graphview.cpp
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@ -7,6 +7,7 @@
#include "slideritem.h"
#include "sliderinfoitem.h"
#include "infoitem.h"
#include "griditem.h"
#include "graph.h"
#include "graphitem.h"
#include "pathitem.h"
@ -43,6 +44,7 @@ GraphView::GraphView(QWidget *parent)
_sliderInfo = new SliderInfoItem(_slider);
_sliderInfo->setZValue(2.0);
_info = new InfoItem();
_grid = new GridItem();
connect(_slider, SIGNAL(positionChanged(const QPointF&)), this,
SLOT(emitSliderPositionChanged(const QPointF&)));
@ -60,9 +62,7 @@ GraphView::GraphView(QWidget *parent)
_units = Metric;
_graphType = Distance;
setGraphType(_graphType);
setUnits(_units);
_xLabel = tr("Distance");
}
GraphView::~GraphView()
@ -75,6 +75,8 @@ GraphView::~GraphView()
delete _slider;
if (_info->scene() != _scene)
delete _info;
if (_grid->scene() != _scene)
delete _grid;
for (int i = 0; i < _graphs.count(); i++)
if (_graphs.at(i)->scene() != _scene)
@ -165,6 +167,11 @@ void GraphView::setGraphType(GraphType type)
redraw();
}
void GraphView::showGrid(bool show)
{
_grid->setVisible(show);
}
void GraphView::loadGraph(const Graph &graph, PathItem *path, int id)
{
if (graph.size() < 2)
@ -249,6 +256,7 @@ void GraphView::redraw(const QSizeF &size)
removeItem(_yAxis);
removeItem(_slider);
removeItem(_info);
removeItem(_grid);
_scene->setSceneRect(QRectF());
return;
}
@ -257,6 +265,7 @@ void GraphView::redraw(const QSizeF &size)
addItem(_yAxis);
addItem(_slider);
addItem(_info);
addItem(_grid);
rx = RangeF(bounds().left() * _xScale, bounds().right() * _xScale);
ry = RangeF(bounds().top() * _yScale + _yOffset, bounds().bottom() * _yScale
@ -293,6 +302,10 @@ void GraphView::redraw(const QSizeF &size)
_xAxis->setPos(r.bottomLeft());
_yAxis->setPos(r.bottomLeft());
_grid->setSize(r.size());
_grid->setTicks(_xAxis->ticks(), _yAxis->ticks());
_grid->setPos(r.bottomLeft());
_slider->setArea(r);
updateSliderPosition();