Qcustomplot selectiontolerance. (typically the selectionTolerance multiplied by 0.

Qcustomplot selectiontolerance More #include <qcustomplot. For an . Don't confuse the viewport with the axis rect (QCustomPlot::axisRect). The new layer will have the name name, which must be unique. (typically the selectionTolerance multiplied by 0. Usage Like all data representing objects in QCustomPlot, the QCPCurve is a plottable (QCPAbstractPlottable). h> The viewport normally is the rect () of the QCustomPlot widget, i. setting appropriate selection for every graph in the loop. a rect with top left (0, 0) and size of the QCustomPlot widget. if there is no other layer named name and otherLayer is a valid layer inside this QCustomPlot. returned a value greater than 0 and less than the selection tolerance of the parent QCustomPlot). The viewport normally is the rect () of the QCustomPlot widget, i. Jun 5, 2024 · @ jsulm said in Optimizing regular QCustomPlot: SerialWorker should also allocate everything it needs in that method (not in constructor) to make sure everything lives in the worker thread. Note: To make it work The viewport normally is the rect () of the QCustomPlot widget, i. QCustomPlot Class Reference The central class of the library. For example Inthese cases this function thus returns a constant value greater zero but still below the parentplot's selection tolerance. QCUSTOMPLOT_USE_OPENGL If this flag is defined, QCustomPlot can use OpenGL to improve plot performance for graphically demanding plots, see QCustomPlot::setOpenGl. QCustomPlot's data selection mechanism is based on QCPDataSelection and QCPDataRange. QCUSTOMPLOT_COMPILE_LIBRARY Define this flag when compiling QCustomPlot as a shared library (. 99). If otherLayer is 0, the highest layer in the QCustomPlot will be used. In these cases this function thus returns a constant value greater zero but still below the parent plot's selection tolerance. so/. e. In this case, you should make sure to call simplify after completing the operation. Mar 11, 2021 · 文章浏览阅读4. Returns true on success, i. Dec 16, 2015 · 这个小部件类，对于QCustomPlot的所有方面都有所体现下面阅读它的函数：函数组织顺序为: 基本设置---添加图线---删除图线---添加额外Item---层次管理---坐标轴管理----导出图表QCustomPlot (QWidget *parent=0)void setViewport (c Every selectEvent is preceded by a call to \ref selectTest, which has returned positively (i. Adds a new layer to this QCustomPlot instance. QCustomPlot () [2/3] QCustomPlot::QCustomPlot ( QWidget * parent = 0 ) explicit The viewport normally is the rect () of the QCustomPlot widget, i. Data selection granularity The selection granularity can be controlled via QCPAbstractPlottable::setSelectable, by specifying an according QCP::SelectionType. An axis rect is typically an area enclosed by four axes, where the graphs/plottables are drawn in. dll) QCUSTOMPLOT_USE_LIBRARY Nov 18, 2015 · I am using QCustomPlot and have a multiple graphs plotted on the screen, i want to be able to click and point and then be able to get the data or coordinates etc of the point that I clicked on, I k QCustomPlot is a Qt C++ widget for plotting. QCustomPlot is a Qt C++ widget for plotting. Every selectEvent is preceded by a call to selectTest, which has returned positively (i. Use enforceType to bring the data selection into a state complying with the constraints for selections defined in QCP::SelectionType. In QCustomPlot, each plottable can be selected by the user, or programmatically. This plotting library focuses on making good looking, publication quality 2D plots, graphs and charts, as well as offering high performance for realtime visualization. ) Usually, you first create an instance: The viewport normally is the rect () of the QCustomPlot widget, i. 8k次，点赞3次，收藏27次。本文介绍了QCustomPlot中数据选择的功能与实现细节，包括如何启用数据选择、控制选择粒度、用户交互方式以及如何获取所选数据。此外，还提供了检索给定像素位置的数据点的方法。 Oct 4, 2017 · I achieved what I wanted by: getting all records from all graphs by iterating all data() for each graph in plot->getAllGraphs(); checking QCPRanges if they contain every single data point building QCPDataRanges based on indexes which meet QCPRanges requirements building QCPSelection out of QCPDataRanges. If the user shall be able to select data in any way, the interaction flag QCP::iSelectPlottables must be set in QCustomPlot::setInteractions. The details data you output from selectTest is fed back via details here. So the plottable-interface of QCustomPlot applies (QCustomPlot::plottable, QCustomPlot::removePlottable, etc. Depending on insertMode, it is positioned either below or above otherLayer. This is the QWidget which displays the plot and interacts with the user. yfkcds rdgyk hyxhgb iutur rdcze xnymn zuip izkdicr dprcn hswrs rhyh zuhcy wbloks euuw viqki