KChart::CartesianGrid
KChart::CartesianGrid Class Reference
#include <KChartCartesianGrid.h>
Inheritance diagram for KChart::CartesianGrid:

Public Member Functions | |
void | drawGrid (PaintContext *context) override |
int | maximalSteps () const |
int | minimalSteps () const |
void | setMaximalSteps (int maxsteps) |
void | setMinimalSteps (int minsteps) |
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void | setNeedRecalculate () |
DataDimensionsList | updateData (AbstractCoordinatePlane *plane) |
Additional Inherited Members | |
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static const DataDimension | adjustedLowerUpperRange (const DataDimension &dim, bool adjustLower, bool adjustUpper) |
static void | adjustLowerUpperRange (qreal &start, qreal &end, qreal stepWidth, bool adjustLower, bool adjustUpper) |
static bool | isBoundariesValid (const DataDimensionsList &l) |
static bool | isBoundariesValid (const QPair< QPointF, QPointF > &b) |
static bool | isBoundariesValid (const QRectF &r) |
static bool | isValueValid (const qreal &r) |
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GridAttributes | gridAttributes |
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DataDimensionsList | mDataDimensions |
AbstractCoordinatePlane * | mPlane |
Detailed Description
Class for the grid in a cartesian plane.
The CartesianGrid interface is used for calculating and for drawing the horizontal grid lines, and the vertical grid lines of a cartesian coordinate plane.
Definition at line 30 of file KChartCartesianGrid.h.
Member Function Documentation
◆ drawGrid()
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overridevirtual |
Doing the actual drawing.
Every derived class must implement this.
- Note
- When implementing drawGrid(): Before you start drawing, make sure to call updateData(), to get the data boundaries recalculated. For an example, see the implementation of CartesianGrid:drawGrid().
Implements KChart::AbstractGrid.
Reimplemented in KChart::LeveyJenningsGrid.
Definition at line 52 of file KChartCartesianGrid.cpp.
The documentation for this class was generated from the following files:
This file is part of the KDE documentation.
Documentation copyright © 1996-2023 The KDE developers.
Generated on Fri Sep 29 2023 03:58:53 by doxygen 1.8.17 written by Dimitri van Heesch, © 1997-2006
Documentation copyright © 1996-2023 The KDE developers.
Generated on Fri Sep 29 2023 03:58:53 by doxygen 1.8.17 written by Dimitri van Heesch, © 1997-2006
KDE's Doxygen guidelines are available online.