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qad/libs/map/mapitemellipse.h
peri4 958c81fb1d version 2.13.0
add Map library (MapView with OSM maps and items) and mapviewer util
2023-01-20 09:16:42 +03:00

54 lines
1.5 KiB
C++

/*
QAD - Qt ADvanced
Ivan Pelipenko peri4ko@yandex.ru
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef mapitemellipse_h
#define mapitemellipse_h
#include "mapitemnongeogeometrybase.h"
/// ellipse in meters, based on map scale at "position", or pixels
/// north = 0 deg, positive is clockwise
class QAD_MAP_EXPORT MapItemEllipse: public MapItemNonGeoGeometryBase {
public:
MapItemEllipse(const QRectF & r = QRectF());
MapItemEllipse(const QPointF & p, double rx, double ry);
QRectF rect() const { return rct; }
double startAngle() const { return sa; }
double endAngle() const { return ea; }
void setStartAngle(double a);
void setEndAngle(double a);
void setEllipse(const QRectF & r);
void setEllipse(const QPointF & p, double rx, double ry);
protected:
void draw(QPainter * p) override;
void rebuild();
private:
QRectF rct;
QPolygonF pol;
double sa = 0., ea = 0.;
};
#endif