plot->xAxis, &QCPAxis::rangeChanged, ui. QCustomPlot is a Qt C++ widget for plotting and data visualization. dll) QCUSTOMPLOT_USE_LIBRARY Jun 9, 2022 · 本文旨在阐述QCustomPlot的高级开发技巧，涵盖用户交互、元素项应用及特殊用法，助您构建专业且高度定制的图表应用。 Access QCustomPlot's default four axes via QCustomPlot::xAxis (bottom), QCustomPlot::yAxis (left), QCustomPlot::xAxis2 (top) and QCustomPlot::yAxis2 (right). This plotting library focuses on making good looking, publication quality 2D plots, graphs and charts, as well as offering high performance for realtime visualization. 在这个程序中rangeChanged信号将调用xAxisChanged或者yAxisChanged槽去更新滚动条块的位置通过调用setValue的方法。 Jun 23, 2016 · I am looking for solution how to have graphs in customPlot (Qt) that I will be able to scale every of them individually. In this QCustomPlot version, polar plots are a tech preview. By default, QCPAxisRect comes with four axes, at bottom, top, left and right. Manages a single axis inside a QCustomPlot. h" Widget::Widget(QWidget Initially QCustomPlot has one axis rect, accessible via QCustomPlot::axisRect (). /ui_mainwindow. The resulting range will be normalized (see normalize), so if lower is not numerically smaller than upper, they will be swapped. More Sep 23, 2021 · in qcustomplot x=0 and y=0 lines always visible. This could happen because upon range dragging, the QCustomPlot automatically replots itself and emits the rangeChanged signals of the dragged axes. net/yxy244/article/details/100086205 Jul 29, 2024 · 文章浏览阅读3. plot->xAxis, SIGNAL (rangeChanged (QCPRange)), ui. It has no further dependencies and is well documented. h" #include "ui_mainwindow. Aug 1, 2017 · QCustomPlot is a Qt C++ widget for plotting. h" MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent) , ui(new Ui::Main Jul 28, 2022 · 文章浏览阅读7. I have tried by adding individual axis for every graph, but it got very Nov 12, 2016 · 关于QCustomPlot的系列讲解，我可能会分为7篇文章来分别介绍，分别是QCustomplot使用分享 (二) 源码解读、QCustomplot使用分享 (三) 图 折线、参数曲线、蜡烛图、柱状图、面积图、QCustomplot使用分享 (四) QCPAbstractItem、QCustomplot使用分享 (五) 布局、QCustomplot使用分享 (六 Jan 28, 2024 · 文章浏览阅读5k次，点赞11次，收藏53次。本文介绍了如何使用QCustomPlot库在Qt应用中实现多坐标系的创建、删除、同步、游标显示以及曲线的添加和管理，包括单X轴单Y轴、单X多Y轴和多X多Y轴模式。 Initially QCustomPlot has one axis rect, accessible via QCustomPlot::axisRect (). g. 6k Views 2 Watching Oldest to Newest QcustomPlot Usage: Axis range adjustment, Rescaleaxes usage, Programmer All, we have been working hard to make a technical sharing website that all programmers love. This plotting library focuses on making good looking, publication quality 2D plots, graphs and charts, as well as offering high performance for realtime visualization applications. h" #include "ui_widget. In this application the rangeChanged signal will call the slot xAxisChanged or yAxisChanged which, as we will see, updates the scrollbar slider position by calling the scrollbar's setValue method. May 18, 2021 · （1）上下轴，左右轴范围同步 利用rangeChanged信号传递轴范围QCPRange，范围改变时将xAxis的范围传给xAxis2，yAxis也是，就能实现轴范围同步了。 connect (customPlot->xAxis, SIGNAL (rangeChanged (QCPRange)), customPlot->xAxis2, SLOT (setRange (QCPRange))); connect (customPlot->yAxis, SIGNAL (rangeChanged (QCPRange)), customPlot->yAxis2, SLOT (setRange May 16, 2024 · 文章浏览阅读5. Axes are always part of an axis rect, see QCPAxisRect. 9k次，点赞7次，收藏42次。本文介绍了如何在Qt环境中利用QCustomPlot库创建动态曲线。代码示例展示了如何设置图形、更新数据、调整轴范围以及实现曲线平滑移动的效果。通过定时器动态添加数据，使得曲线实时更新，同时讨论了setRange函数在平移曲线中的作用。 Jan 30, 2024 · 简述 QCustomPlot是一个基于Qt C++的图形库，用于绘制和数据可视化 - 制作漂亮的2D图 - 曲线图、趋势图、坐标图、柱状图等，并为实时可视化应用程序提供高性能服务。它没有进一步的依赖关系，并有着良好的文档记录。 QCustomPlot可以导出为各种格式，比如：PDF文件和位图（如：P Sep 25, 2025 · 3、x轴y轴数据同步，当放大缩小表格时；1、动态增加channel所对应的坐标系。 2、动态删除channel所对应的坐标系。 5、初始化QCustomPlot。 2、多段y轴，共用同一个x轴；3、//多段y轴共用同一个x轴。 1、动态增加/移除坐标系；_qcustomplot多y轴 Jun 5, 2024 · Optimizing regular QCustomPlot Solved General and Desktop 22 Posts 6 Posters 6.

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