KChart

KChartTernaryAxis.h
1/*
2 * SPDX-FileCopyrightText: 2001-2015 Klaralvdalens Datakonsult AB. All rights reserved.
3 *
4 * This file is part of the KD Chart library.
5 *
6 * SPDX-License-Identifier: GPL-2.0-or-later
7 */
8
9#ifndef KCHARTTERNARYAXIS_H
10#define KCHARTTERNARYAXIS_H
11
12
13#include <KChartAbstractAxis.h>
14#include <KChartPosition.h>
15#include <KChartTextAttributes.h>
16
18
19namespace KChart {
20
21 class AbstractTernaryDiagram;
22
23 /**
24 * The class for ternary axes
25 */
26 class KCHART_EXPORT TernaryAxis : public AbstractAxis
27 {
28 Q_OBJECT
29
30 Q_DISABLE_COPY( TernaryAxis )
31 KCHART_DECLARE_PRIVATE_DERIVED_PARENT( TernaryAxis, AbstractDiagram* )
32
33 public:
34 explicit TernaryAxis ( AbstractTernaryDiagram* diagram = nullptr );
35 ~TernaryAxis() override;
36
37 void paintAll( QPainter &) override;
38 void paint (QPainter *) override;
39 void paintCtx (PaintContext *) override;
40
41 QRect geometry () const override;
42 void setGeometry (const QRect &rect) override;
43
44 bool isEmpty () const override;
45 QSize minimumSize () const override;
46 QSize maximumSize () const override;
47 QSize sizeHint () const override;
48 Qt::Orientations expandingDirections () const override;
49
50 virtual const Position position () const;
51 virtual void setPosition (Position p);
52
53 void setTitleText( const QString& text );
54 QString titleText() const;
55 void setTitleTextAttributes( const TextAttributes &a );
56 TextAttributes titleTextAttributes() const;
57 void resetTitleTextAttributes();
58 bool hasDefaultTitleTextAttributes() const;
59
60 QPair<QSizeF, QSizeF> requiredMargins() const;
61
62 private:
63 void updatePrerenderedLabels();
64 // TODO, move class variables to private class
65 QRect m_geometry;
66 Position m_position;
67
68 QString m_title;
69 TextAttributes m_titleAttributes;
70
71 // FIXME (Mirko): Move axis labels from grid to here, do not
72 // expose them, just paint them. Use title text for text. Make
73 // a function to allow the coordinate plane to calculate the
74 // necessary margins, like this:
75 PrerenderedLabel* m_label;
76 PrerenderedLabel* m_fifty;
77 };
78
80}
81
82#endif
The base class for axes.
AbstractDiagram defines the interface for diagram classes.
Base class for diagrams based on a ternary coordinate plane.
Stores information about painting diagrams.
Defines a position, using compass terminology.
The class for ternary axes.
A set of text attributes.
PrerenderedLabel is an internal KChart class that simplifies creation and caching of cached text labe...
typedef Orientations
This file is part of the KDE documentation.
Documentation copyright © 1996-2024 The KDE developers.
Generated on Fri May 24 2024 11:54:44 by doxygen 1.10.0 written by Dimitri van Heesch, © 1997-2006

KDE's Doxygen guidelines are available online.