Qtchartview添加滚动条
Web. 正如您所看到的,如果我将鼠标悬停在条形图上,所有的条形图(元素)颜色都会变为红色。但我希望将鼠标悬停在条形图集合中的特定条形图(元素)上,该条形图(元素)会更改其颜色,而其余的保持不变。 WebOct 21, 2024 · 关注. IP属地: 安徽. 0.311 2024.10.21 07:57:42 字数 153 阅读 21,290. 1、在pro文件中添加QT += charts。. 2、在头文件中添加#include . 3、在界面使用Qt Creator添加一个QGraphicsView组件,然后提升为QChartView。. 提升的时候,这样写提升为的类:QtCharts::QChartView,头文件 ...
Qtchartview添加滚动条
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WebApr 10, 2024 · Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams WebApr 4, 2024 · Hello, I'm new in Qt. I would like to use QtChart with Qt designer but the QChart widget is not available from Qt designer. After some research I found that I had to promote a widget to QChart. So I have the following in the Designer now. In the constructor I have the following. m_chart = ui -> chartView ->chart (); m_chartView = new QChartView ...
WebDec 29, 2024 · 我开始与现有的各种信号打,我设法让我的示例程序为所需的工作。我不确定这是否是经过批准的方法,或者它是否可以扩展,但对我有用。有一件事对我来说并不是 … WebDetailed Description. The class extends a QGraphicsItem with QObject's signal/slot and property mechanisms. It maps many of QGraphicsItem's basic setters and getters to properties and adds notification signals for many of them.. Parents and Children. Each graphics object can be constructed with a parent item. This ensures that the item will be …
WebOct 16, 2024 · Now If the drawn value is out of the axis range the scroll bar does not appear. If I change the size of the window the graph becomes smaller and the scroll bar does not … WebSep 28, 2024 · Qt VS Tools插件。. 将上述软件安装完成后,需要在 VS2024中配置QtVSTools插件,具体过程如下:. 5.添加环境变量:. 创建过程:. 1、新建一个Qt的gui工程,一路next. 2、打开ui文件,在designer中拖动一个widget,并提升窗口部件为QChartView. 3、接下来先不要编译,因为我们还 ...
WebAug 29, 2024 · 标签(空格分隔): Qt 使用chartView实现面积图,并且能够动态的加载数据 demo
WebFeb 25, 2024 · 本人想做一个动态曲线绘制程序,X轴为时间,Y轴为电压,持续绘制,若时间很长,如果在X轴上添加滚动条,滚动查看之前的曲线,. QChart是否有该功能?. QCustomPlot呢?. 我来回答. 回复. 举报. xiang100 当前离线. 积分. mangenix spice llcWebQChartView::HorizontalRubberBand. 0x2. The rubber band is locked to the size of the chart vertically and can be pulled horizontally to specify the zooming area. … korean instant noodles recipeWebDec 29, 2016 · What I would like is to get a reference to the QML ChartView in C++ by finding the object in C++ and manipulating the LineSeries in C++. So what I have done is this: Set the objectName property on my QML chart to be "myChartView". In the C++ code, call. QObject* _chartView = _applicationWindow->findChild ( "myChartView" ); mange my healthWebThe ChartView type displays different series types as charts. The following QML code shows how to create a simple chart with one pie series: import QtQuick 2.0 import QtCharts 2.0 ChartView { width:400 height:300 theme:ChartView.ChartThemeBrownSand antialiasing:true PieSeries { id:pieSeries PieSlice {label:"eaten";value:94.9 } PieSlice {label ... mangemorts harry potterWebApr 10, 2024 · 1 首先在项目配置文件添加 char ts 模块 Qt += char ts 2 打开设计界面,将 Widget 容器,拖动到界面上,鼠标右击 Widget 容器,选择提升的窗口部件,选择基类名 … korean instant noodles pregnancyWebNov 3, 2024 · 现在要实现在白色背景上任意点击某一位置即可实现虚拟键盘的收起,很显然这里就要通过CKeyboardForm来截取全局的鼠标(触摸屏)点击事件,并在代码的监视处实现以上的功能,这就是事件过滤的方法。. 实现一个事件的过滤包括两个步骤. 1.在目标对象上 … mange on a pitbullWebJan 20, 2024 · first add QT += charts in the .pro. place the QGraphicsView to the design. Right click on the QGraphicsView and select Promote to... When doing the above, a menu … korean instant rice