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2017年7月28日 · Dear All, I'm currently learning how to use QChart and I don't know if I need to use the easy way with QchartView or the hard one using QGraphic Scene. what ...
2017年7月5日 · Hi everyone, I would like to change automatically y-axis for the dynamic plot. I changed the dynamic plot example in examples and have appended lots of point...
2020年7月29日 · I am trying to create a QLineChart class that has a function that can add new points to the graph. The points appended in the class constructor do show up, but anything added by the …
2020年6月26日 · Hello! I want to display some data using QtCharts. I have tried the DynamicSpline example, it works well but when I set my data then nothing is displayed. I ...
2016年12月29日 · I have many charts, about 60 in an application. I have all my UI laid out in QML thinking I could reference the charts in C++ easily. I don't want to have to to a major redesign. I little is …
2022年9月20日 · QT += charts to my project. The header file qchartview.h is found without problems. Still get compiler error: invalid use of incomplete type 'class QChartView' What can be wrong? Just a …
2016年8月3日 · Hi, I've been trying to use QtCharts for Qt 5.7 for VS 2013, 32 bit. However, whenever I try to use a QtChart object, for example QHorizontalStackedBarSeries...
2022年11月7日 · One point at a time is slow in C++, but you will be paying a double penalty in Python as each individual call has to go through a wrapper layer. The Python overhead of the calls taking a list …
2024年10月15日 · The charts page says Note: The Qt Charts module is in the maintenance phase. For new projects, consider using the Qt Graphs module. To render 2D charts, QtGraphs uses Qt Quick …
2024年4月9日 · Hey. I'm getting confused between QtGraphs, QtCharts and QtDataVisualization. These libs seem to have quite some overlap (some classes seem fully duplicated)...
