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Added pace zone shading to CPPlot

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When enabled it is convenient to set a filter for running activities in the chart since this is not done automatically yet
This commit is contained in:
Alejandro Martinez
2014-11-21 15:25:26 -03:00
parent a9a4b924a1
commit 1554865415
3 changed files with 106 additions and 5 deletions
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87
src/CPPlot.cpp
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@@ -748,12 +748,14 @@ CPPlot::plotBests()
const double *values = bestsCache->meanMaxArray(rideSeries).constData() + 1;
// we can only do shading of the bests curve
// when we have power and the user wants it to
// when we have power or speed and the user wants it to
// be a rainbow curve. Otherwise its gonna be plain
int shadingCP = 0;
double shadingRatio = 1.0;
if ((rideSeries == RideFile::wattsKg || rideSeries == RideFile::watts) && shadeMode) shadingCP = dateCP;
if (rideSeries == RideFile::wattsKg && shadeMode) shadingRatio = appsettings->cvalue(context->athlete->cyclist, GC_WEIGHT).toDouble();
double shadingCV = 0.0;
if (rideSeries == RideFile::kph && shadeMode) shadingCV = dateCV;
//For veloclinic plot we need to start by using a 2 parameters model
if (criticalSeries == CriticalPowerWindow::veloclinicplot) {
@@ -779,7 +781,7 @@ CPPlot::plotBests()
}
if (showBest) {
if (shadingCP == 0) {
if (shadingCP == 0 && shadingCV == 0.0) {
// PLAIN CURVE
@@ -877,7 +879,7 @@ CPPlot::plotBests()
curve->attach(this);
bestsCurves.append(curve);
} else {
} else if (shadingCP > 0) {
//
// RAINBOW CURVE We are plotting power AND the user wants a rainbow
@@ -968,11 +970,88 @@ CPPlot::plotBests()
allZoneLabels.append(label_mark);
}
high = low;
++zone;
}
} else if (shadingCV > 0.0) {
//
// RAINBOW CURVE We are plotting speed AND the user wants a rainbow
//
// set zones from shading CV
QList <double> pace_zone;
int n_zones = context->athlete->paceZones()->lowsFromCV(&pace_zone, shadingCV);
// now run through each zone and create a curve
int high = maxNonZero - 1;
int zone = 0;
while (zone < n_zones && high > 0) {
// create the curve
QwtPlotCurve *curve = new QwtPlotCurve("");
bestsCurves.append(curve);
curve->attach(this);
// get range for the curve
int low = high - 1;
int nextZone = zone + 1;
if (nextZone >= pace_zone.size())
low = 0;
else {
while ((low > 0) && (values[low] < pace_zone[nextZone]))
--low;
}
// set samples
curve->setSamples(time.data() + low, values + low, high - low + 1);
// set the pen color and line width etc
QColor color = paceZoneColor(zone, n_zones);
if (appsettings->value(this, GC_ANTIALIAS, true).toBool() == true)
curve->setRenderHint(QwtPlotItem::RenderAntialiased);
QPen pen(color.darker(200));
pen.setColor(GColor(CCP)); //XXX color ?
double width = appsettings->value(this, GC_LINEWIDTH, 0.5).toDouble();
pen.setWidth(width);
curve->setPen(pen);
// use a linear gradient
if (shadeMode && shadingCV) { // 0 value means no shading please - and only if proper value for shadingCV
color.setAlpha(128);
QColor color1 = color.darker();
QLinearGradient linearGradient(0, 0, 0, height());
linearGradient.setColorAt(0.0, color);
linearGradient.setColorAt(1.0, color1);
linearGradient.setSpread(QGradient::PadSpread);
curve->setBrush(linearGradient); // fill below the line
}
// now the labels
if (shadeMode) {
QwtText text(context->athlete->paceZones()->getDefaultZoneName(zone));
text.setFont(QFont("Helvetica", 20, QFont::Bold));
color.setAlpha(255);
text.setColor(color);
QwtPlotMarker *label_mark = new QwtPlotMarker();
// place the text in the geometric mean in time, at a decent power
double x, y;
x = sqrt(time[low] * time[high]);
y = (values[low] + values[high]) / 5;
label_mark->setValue(x, y);
label_mark->setLabel(text);
label_mark->attach(this);
allZoneLabels.append(label_mark);
}
high = low;
++zone;
}
}
}
}
// X-AXIS