Kstars

ellipsenode.h
1/*
2 SPDX-FileCopyrightText: 2016 Artem Fedoskin <afedoskin3@gmail.com>
3 SPDX-License-Identifier: GPL-2.0-or-later
4*/
5
6#pragma once
7
8#include <QColor>
9#include <QSGNode>
10
12class QSGGeometry;
13class QSGGeometryNode;
14
15/**
16 * @class EllipseNode
17 * @short QSGTransformNode derived node used to draw ellipses
18 *
19 * @author Artem Fedoskin
20 * @version 1.0
21 */
23{
24 public:
25 explicit EllipseNode(const QColor &color = QColor(), int width = 1);
26
27 void setColor(QColor color);
28 void setLineWidth(int width);
29 /**
30 * @short Redraw ellipse with the given width, height and positions (x,y)
31 * @param x position by x
32 * @param y position by y
33 * @param width the width
34 * @param height the height
35 * @param filled - if true the ellipse will be filled with color
36 */
37 void updateGeometry(float x, float y, int width, int height, bool filled);
38
39 private:
40 QSGGeometryNode *m_geometryNode { nullptr };
41 QSGGeometry *m_geometry { nullptr };
42 QSGFlatColorMaterial *m_material { nullptr };
43 int m_width { -1 };
44 int m_height { -1 };
45 float m_x { -1 };
46 float m_y { -1 };
47};
QSGTransformNode derived node used to draw ellipses.
Definition ellipsenode.h:23
void updateGeometry(float x, float y, int width, int height, bool filled)
Redraw ellipse with the given width, height and positions (x,y)
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