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move addData to charts, decimate

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This commit is contained in:
Benedek László 2024-05-17 21:14:05 +02:00
parent 59cbf02075
commit 03b0591371
7 changed files with 198 additions and 74 deletions
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7
inc/graph/server/gui/chart/chart.h
View File

@ -1,5 +1,6 @@
#pragma once
#include <graph/plugins/plugin.h>
#include <graph/server/spec.h>
#include <qevent.h>
#include <QAction>
@ -9,6 +10,7 @@
#include <QListWidgetItem>
#include <QMenu>
#include <QValueAxis>
#include <QMutex>
namespace Graph::GUI {
class ChartWidget : public QListWidgetItem {
@ -16,6 +18,8 @@ class ChartWidget : public QListWidgetItem {
ChartWidget(QWidget* parent = nullptr, const chart_spec_t& spec = chart_spec_t());
~ChartWidget();
void addData(const char* seriesName, const point_t* points, int count);
QChartView* getView() const { return view; }
QChart* getChart() const { return chart; }
QList<QAbstractSeries*> getSeries() const { return chart->series(); }
@ -30,6 +34,9 @@ class ChartWidget : public QListWidgetItem {
QChart* chart;
QValueAxis *x, *y;
chart_spec_t spec;
int decimateState = 0;
mutable QMutex mutex;
};
class ContextMenu : public QMenu {

1
inc/graph/server/spec.h
View File

@ -15,6 +15,7 @@ struct chart_spec_t {
bool legend = false;
bool keep_all = true;
int keep_limit;
int decimate;
struct {
axis_spec_t x, y;
} axis;

80
src/graph/server/gui/chart/chart.cpp
View File

@ -2,8 +2,13 @@
#include <graph/server/gui/mainwindow.h>
#include <qabstractseries.h>
#include <qlineseries.h>
#include <qmutex.h>
#include <QIcon>
#include <iostream>
#include <limits>
#define MIN(a, b) (a < b ? a : b)
#define MAX(a, b) (a > b ? a : b)
namespace Graph::GUI {
ChartWidget::ChartWidget(QWidget* parent, const chart_spec_t& spec) : QListWidgetItem(), spec(spec) {
@ -53,17 +58,82 @@ ChartWidget::~ChartWidget() {
// delete y;
}
void ChartWidget::clear() {
void ChartWidget::addData(const char* seriesName, const point_t* points, int count) {
QMutexLocker locker(&mutex);
QString name(seriesName);
double minX = spec.keep_all ? x->min() : std::numeric_limits<double>::max();
double minY = spec.keep_all ? y->min() : std::numeric_limits<double>::max();
double maxX = spec.keep_all ? x->max() : std::numeric_limits<double>::min();
double maxY = spec.keep_all ? y->max() : std::numeric_limits<double>::min();
for (QAbstractSeries* series : chart->series()) {
((QLineSeries*)series)->removePoints(0, ((QLineSeries*)series)->count());
if (series->name() == name) {
if (!spec.keep_all) {
if (count >= spec.keep_limit) {
((QLineSeries*)series)->clear();
} else if (((QLineSeries*)series)->count() + count > spec.keep_limit) {
((QLineSeries*)series)->removePoints(0, ((QLineSeries*)series)->count() - (spec.keep_limit - count));
}
for (QPointF point : ((QLineSeries*)series)->points()) {
if (spec.axis.x.auto_limit) {
minX = MIN(minX, point.x());
maxX = MAX(maxX, point.x());
}
if (spec.axis.y.auto_limit) {
minY = MIN(minY, point.y());
maxY = MAX(maxY, point.y());
}
}
}
for (int i = spec.keep_all ? 0 : MAX(0, count - spec.keep_limit); i < count; i++) {
if (decimateState >= spec.decimate)
decimateState = 0;
if (decimateState++ % spec.decimate != 0)
continue;
if (spec.axis.x.auto_limit) {
minX = MIN(minX, points[i].x);
maxX = MAX(maxX, points[i].x);
}
if (spec.axis.y.auto_limit) {
minY = MIN(minY, points[i].y);
maxY = MAX(maxY, points[i].y);
}
*((QLineSeries*)series) << QPointF(points[i].x, points[i].y);
}
if (spec.axis.x.auto_limit)
x->setRange(minX, maxX);
if (spec.axis.y.auto_limit)
y->setRange(minY, maxY);
break;
}
}
view->update();
}
void ChartWidget::clear() {
QMutexLocker locker(&mutex);
for (QAbstractSeries* series : chart->series()) {
((QLineSeries*)series)->clear();
}
x->setRange(spec.axis.x.min, spec.axis.x.max);
y->setRange(spec.axis.y.min, spec.axis.y.max);
decimateState = 0;
view->update();
}
ContextMenu::ContextMenu(QWidget* parent, ChartWidget* chartWidget) : QMenu(parent) {
remove = new QAction(tr("&Remove"), this);
connect(remove, &QAction::triggered, this, [chartWidget]() {
MainWindow::getInstance()->removeChart(chartWidget);
});
connect(remove, &QAction::triggered, this, [chartWidget]() { MainWindow::getInstance()->removeChart(chartWidget); });
addAction(remove);
clear = new QAction(tr("&Clear"), this);

40
src/graph/server/gui/mainwindow.cpp
View File

@ -9,9 +9,6 @@
#include <iostream>
#include <stdexcept>
#define MIN(a, b) (a < b ? a : b)
#define MAX(a, b) (a > b ? a : b)
namespace Graph::GUI {
MainWindow* MainWindow::instance = nullptr;
@ -44,42 +41,7 @@ void MainWindow::addData(unsigned int chartIndex, const char* seriesName, const
if (chartIndex >= charts.size())
return;
QString name(seriesName);
ChartWidget* chart = charts[chartIndex];
double minX = std::numeric_limits<double>::max(), maxX = std::numeric_limits<double>::min();
double minY = std::numeric_limits<double>::max(), maxY = std::numeric_limits<double>::min();
chart_spec_t spec = chart->getSpec();
for (QAbstractSeries* series : chart->getSeries()) {
if (series->name() == name) {
for (int i = 0; i < count; i++) {
*((QLineSeries*)series) << QPointF(points[i].x, points[i].y);
}
if (!spec.keep_all && ((QLineSeries*)series)->count() > spec.keep_limit) {
((QLineSeries*)series)->removePoints(0, ((QLineSeries*)series)->count() - spec.keep_limit);
}
for (QPointF point : ((QLineSeries*)series)->points()) {
minX = MIN(minX, point.x());
maxX = MAX(maxX, point.x());
minY = MIN(minY, point.y());
maxY = MAX(maxY, point.y());
}
if (spec.axis.x.auto_limit)
chart->getX()->setRange(minX, maxX);
if (spec.axis.y.auto_limit)
chart->getY()->setRange(minY, maxY);
break;
}
}
chart->getView()->update();
charts[chartIndex]->addData(seriesName, points, count);
}
MainWindow::MainWindow(QWidget* parent, int argc, char** argv) : QMainWindow(parent), ui(new Ui::MainWindow), argc(argc), argv(argv) {

1
src/graph/server/gui/specdialog/specdialog.cpp
View File

@ -46,6 +46,7 @@ chart_spec_t SpecDialog::getSpec() const {
.legend = ui->legend->isChecked(),
.keep_all = ui->keepAll->isChecked(),
.keep_limit = ui->keep->value(),
.decimate = ui->decimate->value(),
.axis = {.x = {.label = ui->xTitle->text(), .auto_limit = ui->xAutoRange->isChecked(), .min = ui->xMin->value(), .max = ui->xMax->value()},
.y = {.label = ui->yTitle->text(), .auto_limit = ui->yAutoRange->isChecked(), .min = ui->yMin->value(), .max = ui->yMax->value()}}};
}

55
src/graph/server/gui/specdialog/specdialog.ui
View File

@ -6,7 +6,7 @@
<rect>
<x>0</x>
<y>0</y>
<width>266</width>
<width>312</width>
<height>334</height>
</rect>
</property>
@ -177,6 +177,9 @@
<string>
&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;maximum&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
</property>
<property name="value">
<double>1.000000000000000</double>
</property>
</widget>
</item>
</layout>
@ -269,6 +272,9 @@
<string>
&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;maximum&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
</property>
<property name="value">
<double>1.000000000000000</double>
</property>
</widget>
</item>
</layout>
@ -319,6 +325,21 @@
</property>
</widget>
</item>
<item>
<widget class="QWidget" name="widget_3" native="true">
<layout class="QHBoxLayout" name="horizontalLayout_2">
<property name="leftMargin">
<number>0</number>
</property>
<property name="topMargin">
<number>0</number>
</property>
<property name="rightMargin">
<number>0</number>
</property>
<property name="bottomMargin">
<number>0</number>
</property>
<item>
<widget class="QFrame" name="frame_5">
<property name="frameShape">
@ -358,6 +379,38 @@
</layout>
</widget>
</item>
<item alignment="Qt::AlignTop">
<widget class="QFrame" name="frame_6">
<property name="frameShape">
<enum>QFrame::StyledPanel</enum>
</property>
<property name="frameShadow">
<enum>QFrame::Raised</enum>
</property>
<layout class="QVBoxLayout" name="verticalLayout_5">
<item>
<widget class="QLabel" name="label_6">
<property name="text">
<string>Decimate</string>
</property>
</widget>
</item>
<item>
<widget class="QSpinBox" name="decimate">
<property name="minimum">
<number>1</number>
</property>
<property name="maximum">
<number>9999</number>
</property>
</widget>
</item>
</layout>
</widget>
</item>
</layout>
</widget>
</item>
</layout>
</widget>
</item>

34
test/test.py
View File

@ -4,7 +4,7 @@ import requests
from math import sin
from time import sleep
import numpy as np
import json
import pyaudio
def sine():
x = 0.0
@ -43,10 +43,40 @@ def star():
requests.get(f"http://localhost:8080/add?chart=0&series=R1&x={point[0]}&y={point[1]}")
def audio():
p = pyaudio.PyAudio()
stream = p.open(
input=True,
input_device_index=0,
format=pyaudio.paInt16,
channels=1,
rate=44100,
frames_per_buffer=1024
)
stream.start_stream()
while True:
try:
data = stream.read(1024, False)
requests.post(
"http://0.0.0.0:8080/add",
json={
"chart": 0,
"series": "audio",
"points": [ {"x": i, "y": v} for (i, v) in enumerate(data) ]
},
headers={"Connection":"close"})
except KeyboardInterrupt:
break
stream.stop_stream()
stream.close()
p.terminate()
def main():
#sine()
sine_array()
# sine_array()
#star()
audio()
if __name__ == "__main__":
main()