mirror of
https://github.com/GoldenCheetah/GoldenCheetah.git
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c44758c5ad
Upgrade to QWT 6.0.1, but still uses a locally patched copy since support for 8 axes has not been included, despite it being a relatively simple patch. Fixes #634. Fixes #567.
130 lines
4.5 KiB
C++
130 lines
4.5 KiB
C++
/*
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* Copyright (c) 2009 Mark Liversedge (liversedge@gmail.com)
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc., 51
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* Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <assert.h>
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#include <QDebug>
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#include <qwt_series_data.h>
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#include <qwt_legend.h>
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#include <qwt_plot_curve.h>
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#include <qwt_plot_canvas.h>
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#include <qwt_plot_grid.h>
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#include "SpinScanPlot.h"
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#include <stdint.h>
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#include "Colors.h"
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// lazy way of mapping x-axis to point value, proly could work it out algorithmically,
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// but the irony is this is probably faster anyway since its a straight lookup.
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// ok, thats my excuse ;)
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static const double xspin[97] = {
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0,0,0,1,1,1.1,1.1,2,2,2.1,2.1,3,3,3.1,3.1,4,4,4.1,4.1,5,5,5.1,5.1,6,6,6.1,6.1,7,7,7.1,7.1,
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8,8,8.1,8.1,9,9,9.1,9.1,10,10,10.1,10.1,11,11,11.1,11.1,12,12,12.1,12.1,13,13,13.1,13.1,14,14,14.1,14.1,
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15,15,15.1,15.1,16,16,16.1,16.1,17,17,17.1,17.1,18,18,18.1,18.1,19,19,19.1,19.1,20,20,20.1,20.1,21,21,21.1,21.1,
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22,22,22.1,22.1,23,23,23.1,23.1,24,24
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};
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// Power history
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double SpinScanData::x(size_t i) const { return xspin[i+(isleft?0:48)]; }
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double SpinScanData::y(size_t i) const { return (i%4 == 2 || i%4 == 3) ? spinData[(i+(isleft?0:48))/4] : 0; }
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size_t SpinScanData::size() const { return 48; }
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QPointF SpinScanData::sample(size_t i) const
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{
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return QPointF(x(i), y(i));
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}
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QRectF SpinScanData::boundingRect() const
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{
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return QRectF(0,0,0,0);
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}
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void SpinScanData::init() { }
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SpinScanPlot::SpinScanPlot(QWidget *parent, uint8_t *spinData) : QwtPlot(parent), leftCurve(NULL), rightCurve(NULL), spinData(spinData)
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{
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setInstanceName("SpinScan Plot");
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// Setup the axis
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setAxisTitle(yLeft, "SpinScan");
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setAxisMaxMinor(xBottom, 0);
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setAxisMaxMinor(yLeft, 0);
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QPalette pal;
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setAxisScale(yLeft, 0, 90); // max 8 bit plus a little
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setAxisScale(xBottom, 0, 24); // max 8 bit plus a little
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pal.setColor(QPalette::WindowText, GColor(CSPINSCANLEFT));
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pal.setColor(QPalette::Text, GColor(CSPINSCANLEFT));
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axisWidget(QwtPlot::yLeft)->setPalette(pal);
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axisWidget(QwtPlot::yLeft)->scaleDraw()->setTickLength(QwtScaleDiv::MajorTick, 3);
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enableAxis(xBottom, false); // very little value and some cpu overhead
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enableAxis(yLeft, true);
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// 30s Power curve
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rightCurve = new QwtPlotCurve("SpinScan Left");
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rightCurve->setRenderHint(QwtPlotItem::RenderAntialiased); // too cpu intensive
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rightCurve->attach(this);
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rightCurve->setYAxis(QwtPlot::yLeft);
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leftCurve = new QwtPlotCurve("SpinScan Right");
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leftCurve->setRenderHint(QwtPlotItem::RenderAntialiased); // too cpu intensive
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leftCurve->attach(this);
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leftCurve->setYAxis(QwtPlot::yLeft);
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leftSpinScanData = new SpinScanData(spinData, true);
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rightSpinScanData = new SpinScanData(spinData, false);
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canvas()->setFrameStyle(QFrame::NoFrame);
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configChanged(); // set colors
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}
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void
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SpinScanPlot::setAxisTitle(int axis, QString label)
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{
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// setup the default fonts
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QFont stGiles; // hoho - Chart Font St. Giles ... ok you have to be British to get this joke
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stGiles.fromString(appsettings->value(this, GC_FONT_CHARTLABELS, QFont().toString()).toString());
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stGiles.setPointSize(appsettings->value(NULL, GC_FONT_CHARTLABELS_SIZE, 8).toInt());
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QwtText title(label);
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title.setFont(stGiles);
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QwtPlot::setAxisFont(axis, stGiles);
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QwtPlot::setAxisTitle(axis, title);
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}
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void
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SpinScanPlot::configChanged()
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{
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setCanvasBackground(GColor(CRIDEPLOTBACKGROUND));
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QColor col = GColor(CSPINSCANLEFT);
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col.setAlpha(120);
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QBrush brush = QBrush(col);
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leftCurve->setBrush(brush);
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leftCurve->setPen(Qt::NoPen);
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//spinCurve->setStyle(QwtPlotCurve::Steps);
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leftCurve->setData(leftSpinScanData);
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QColor col2 = GColor(CSPINSCANRIGHT);
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col2.setAlpha(120);
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QBrush brush2 = QBrush(col2);
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rightCurve->setBrush(brush2);
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rightCurve->setPen(Qt::NoPen);
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//spinCurve->setStyle(QwtPlotCurve::Steps);
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rightCurve->setData(rightSpinScanData);
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}
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