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Now using a separate class (RectC) for Coordinates rectangles

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This commit is contained in:
Martin Tůma 2017-06-29 22:29:27 +02:00
parent dca53bc622
commit e48729fc84
18 changed files with 176 additions and 71 deletions
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6
gpxsee.pro
View File

@ -94,7 +94,8 @@ HEADERS += src/config.h \
src/datum.h \
src/maplist.h \
src/albersequal.h \
src/oddspinbox.h
src/oddspinbox.h \
src/rectc.h
SOURCES += src/main.cpp \
src/gui.cpp \
src/poi.cpp \
@ -162,7 +163,8 @@ SOURCES += src/main.cpp \
src/datum.cpp \
src/maplist.cpp \
src/albersequal.cpp \
src/oddspinbox.cpp
src/oddspinbox.cpp \
src/rectc.cpp
RESOURCES += gpxsee.qrc
TRANSLATIONS = lang/gpxsee_cs.ts \
lang/gpxsee_sv.ts \

3
src/atlas.cpp
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@ -1,6 +1,7 @@
#include <QDir>
#include <QtAlgorithms>
#include <QPainter>
#include "rectc.h"
#include "tar.h"
#include "atlas.h"
@ -198,7 +199,7 @@ qreal Atlas::zoom() const
return _zoom;
}
qreal Atlas::zoomFit(const QSize &size, const QRectF &br)
qreal Atlas::zoomFit(const QSize &size, const RectC &br)
{
_zoom = 0;

2
src/atlas.h
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@ -20,7 +20,7 @@ public:
qreal resolution(const QPointF &p) const;
qreal zoom() const;
qreal zoomFit(const QSize &size, const QRectF &br);
qreal zoomFit(const QSize &size, const RectC &br);
qreal zoomFit(qreal resolution, const Coordinates &c);
qreal zoomIn();
qreal zoomOut();

2
src/coordinates.cpp
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@ -22,7 +22,7 @@ QDebug operator<<(QDebug dbg, const Coordinates &coordinates)
dbg.nospace() << "Coordinates(" << coordinates.lon() << ", "
<< coordinates.lat() << ")";
return dbg.space();
return dbg.maybeSpace();
}
QPair<Coordinates, Coordinates> Coordinates::boundingRect(qreal distance) const

6
src/coordinates.h
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@ -2,7 +2,7 @@
#define COORDINATES_H
#include <cmath>
#include <QPointF>
#include <QPair>
#include <QDebug>
class Coordinates
@ -12,9 +12,6 @@ public:
Coordinates(const Coordinates &c) {_lon = c._lon; _lat = c._lat;}
Coordinates(qreal lon, qreal lat) {_lon = lon; _lat = lat;}
Coordinates(const QPointF &p) {_lon = p.x(), _lat = p.y();}
QPointF toPointF() const {return QPointF(_lon, _lat);}
qreal &rlon() {return _lon;}
qreal &rlat() {return _lat;}
void setLon(qreal lon) {_lon = lon;}
@ -39,6 +36,7 @@ inline bool operator==(const Coordinates &c1, const Coordinates &c2)
{return (c1.lat() == c2.lat() && c1.lon() == c2.lon());}
inline bool operator!=(const Coordinates &c1, const Coordinates &c2)
{return !(c1 == c2);}
QDebug operator<<(QDebug dbg, const Coordinates &trackpoint);
#endif // COORDINATES_H

10
src/emptymap.cpp
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@ -1,5 +1,6 @@
#include <QtGlobal>
#include <QPainter>
#include "rectc.h"
#include "misc.h"
#include "rd.h"
#include "wgs84.h"
@ -21,17 +22,14 @@ QRectF EmptyMap::bounds() const
return scaled(QRectF(QPointF(-180, -180), QSizeF(360, 360)), 1.0/_scale);
}
qreal EmptyMap::zoomFit(const QSize &size, const QRectF &br)
qreal EmptyMap::zoomFit(const QSize &size, const RectC &br)
{
if (br.isNull())
_scale = SCALE_MAX;
else {
Coordinates topLeft(br.topLeft());
Coordinates bottomRight(br.bottomRight());
QRectF tbr(Mercator().ll2xy(topLeft), Mercator().ll2xy(bottomRight));
QRectF tbr(Mercator().ll2xy(br.topLeft()),
Mercator().ll2xy(br.bottomRight()));
QPointF sc(tbr.width() / size.width(), tbr.height() / size.height());
_scale = qMax(sc.x(), sc.y());
}

2
src/emptymap.h
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@ -16,7 +16,7 @@ public:
qreal resolution(const QPointF &p) const;
qreal zoom() const {return _scale;}
qreal zoomFit(const QSize &size, const QRectF &br);
qreal zoomFit(const QSize &size, const RectC &br);
qreal zoomFit(qreal resolution, const Coordinates &c);
qreal zoomIn();
qreal zoomOut();

4
src/latlon.h
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@ -7,9 +7,9 @@ class LatLon : public Projection
{
public:
virtual QPointF ll2xy(const Coordinates &c) const
{return c.toPointF();}
{return QPointF(c.lon(), c.lat());}
virtual Coordinates xy2ll(const QPointF &p) const
{return Coordinates(p);}
{return Coordinates(p.x(), p.y());}
};
#endif // LATLON_H

3
src/map.h
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@ -7,6 +7,7 @@
class QPainter;
class Coordinates;
class RectC;
class Map : public QObject
{
@ -21,7 +22,7 @@ public:
virtual qreal resolution(const QPointF &p) const = 0;
virtual qreal zoom() const = 0;
virtual qreal zoomFit(const QSize &size, const QRectF &br) = 0;
virtual qreal zoomFit(const QSize &size, const RectC &br) = 0;
virtual qreal zoomFit(qreal resolution, const Coordinates &c) = 0;
virtual qreal zoomIn() = 0;
virtual qreal zoomOut() = 0;

2
src/offlinemap.h
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@ -27,7 +27,7 @@ public:
qreal resolution(const QPointF &) const {return _resolution;}
qreal zoom() const {return 0;}
qreal zoomFit(const QSize &, const QRectF &) {return 0;}
qreal zoomFit(const QSize &, const RectC &) {return 0;}
qreal zoomFit(qreal, const Coordinates &) {return 0;}
qreal zoomIn() {return 0;}
qreal zoomOut() {return 0;}

8
src/onlinemap.cpp
View File

@ -1,6 +1,7 @@
#include <QFileInfo>
#include <QDir>
#include <QPainter>
#include "rectc.h"
#include "downloader.h"
#include "config.h"
#include "rd.h"
@ -165,14 +166,13 @@ QRectF OnlineMap::bounds() const
1.0/zoom2scale(_zoom));
}
qreal OnlineMap::zoomFit(const QSize &size, const QRectF &br)
qreal OnlineMap::zoomFit(const QSize &size, const RectC &br)
{
if (br.isNull())
_zoom = ZOOM_MAX;
else {
Coordinates topLeft(br.topLeft());
Coordinates bottomRight(br.bottomRight());
QRectF tbr(Mercator().ll2xy(topLeft), Mercator().ll2xy(bottomRight));
QRectF tbr(Mercator().ll2xy(br.topLeft()),
Mercator().ll2xy(br.bottomRight()));
QPointF sc(tbr.width() / size.width(), tbr.height() / size.height());
_zoom = scale2zoom(qMax(sc.x(), sc.y()));

2
src/onlinemap.h
View File

@ -19,7 +19,7 @@ public:
qreal resolution(const QPointF &p) const;
qreal zoom() const {return _zoom;}
qreal zoomFit(const QSize &size, const QRectF &br);
qreal zoomFit(const QSize &size, const RectC &br);
qreal zoomFit(qreal resolution, const Coordinates &c);
qreal zoomIn();
qreal zoomOut();

24
src/path.cpp
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@ -1,27 +1,15 @@
#include "path.h"
QRectF Path::boundingRect() const
RectC Path::boundingRect() const
{
if (size() < 2)
return QRectF();
return RectC();
QPointF topLeft(at(0).coordinates().lon(), at(0).coordinates().lat());
QPointF bottomRight(topLeft);
RectC ret(first().coordinates(), first().coordinates());
for (int i = 1; i < size(); i++)
ret.unite(at(i).coordinates());
for (int i = 1; i < size(); i++) {
qreal x = at(i).coordinates().lon();
qreal y = at(i).coordinates().lat();
if (x < topLeft.x())
topLeft.setX(x);
if (y < topLeft.y())
topLeft.setY(y);
if (x > bottomRight.x())
bottomRight.setX(x);
if (y > bottomRight.y())
bottomRight.setY(y);
}
return QRectF(topLeft, bottomRight);
return ret;
}
QDebug operator<<(QDebug dbg, const PathPoint &point)

3
src/path.h
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@ -4,6 +4,7 @@
#include <QVector>
#include <QRectF>
#include "coordinates.h"
#include "rectc.h"
class PathPoint
{
@ -28,7 +29,7 @@ QDebug operator<<(QDebug dbg, const PathPoint &point);
class Path : public QVector<PathPoint>
{
public:
QRectF boundingRect() const;
RectC boundingRect() const;
};
#endif // PATH_H

35
src/pathview.cpp
View File

@ -21,18 +21,6 @@
#define MARGIN 10.0
#define SCALE_OFFSET 7
static void unite(QRectF &rect, const QPointF &p)
{
if (p.x() < rect.left())
rect.setLeft(p.x());
if (p.x() > rect.right())
rect.setRight(p.x());
if (p.y() > rect.bottom())
rect.setBottom(p.y());
if (p.y() < rect.top())
rect.setTop(p.y());
}
PathView::PathView(Map *map, POI *poi, QWidget *parent)
: QGraphicsView(parent)
{
@ -141,8 +129,7 @@ void PathView::addWaypoints(const QList<Waypoint> &waypoints)
WaypointItem *wi = new WaypointItem(w, _map);
_waypoints.append(wi);
Coordinates c = wi->waypoint().coordinates();
updateWaypointsBoundingRect(QPointF(c.lon(), c.lat()));
updateWaypointsBoundingRect(wi->waypoint().coordinates());
wi->setZValue(1);
wi->showLabel(_showWaypointLabels);
wi->setUnits(_units);
@ -184,33 +171,33 @@ QList<PathItem *> PathView::loadData(const Data &data)
return paths;
}
void PathView::updateWaypointsBoundingRect(const QPointF &wp)
void PathView::updateWaypointsBoundingRect(const Coordinates &wp)
{
if (_wr.isNull()) {
if (_wp.isNull())
_wp = wp;
else {
_wr = QRectF(_wp, wp).normalized();
_wp = QPointF();
_wr = RectC(_wp, wp).normalized();
_wp = Coordinates();
}
} else
unite(_wr, wp);
_wr.unite(wp);
}
qreal PathView::mapScale() const
{
QRectF br = _tr | _rr | _wr;
RectC br = _tr | _rr | _wr;
if (!br.isNull() && !_wp.isNull())
unite(br, _wp);
br.unite(_wp);
return _map->zoomFit(viewport()->size() - QSize(MARGIN/2, MARGIN/2), br);
}
QPointF PathView::contentCenter() const
{
QRectF br = _tr | _rr | _wr;
RectC br = _tr | _rr | _wr;
if (!br.isNull() && !_wp.isNull())
unite(br, _wp);
br.unite(_wp);
if (br.isNull())
return _map->ll2xy(_wp);
@ -543,8 +530,8 @@ void PathView::clear()
_scene->clear();
_palette.reset();
_tr = QRectF(); _rr = QRectF(); _wr = QRectF();
_wp = QPointF();
_tr = RectC(); _rr = RectC(); _wr = RectC();
_wp = Coordinates();
resetDigitalZoom();
resetCachedContent();

7
src/pathview.h
View File

@ -8,6 +8,7 @@
#include "units.h"
#include "palette.h"
#include "waypoint.h"
#include "rectc.h"
class Data;
class POI;
@ -80,7 +81,7 @@ private:
void digitalZoom(int zoom);
void resetDigitalZoom();
void updatePOIVisibility();
void updateWaypointsBoundingRect(const QPointF &wp);
void updateWaypointsBoundingRect(const Coordinates &wp);
void mouseDoubleClickEvent(QMouseEvent *event);
void wheelEvent(QWheelEvent *event);
@ -97,8 +98,8 @@ private:
QList<WaypointItem*> _waypoints;
QHash<Waypoint, WaypointItem*> _pois;
QRectF _tr, _rr, _wr;
QPointF _wp;
RectC _tr, _rr, _wr;
Coordinates _wp;
qreal _res;
Map *_map;

86
src/rectc.cpp Normal file
View File

@ -0,0 +1,86 @@
#include "rectc.h"
RectC RectC::normalized() const
{
RectC r;
if (_br.lon() < _tl.lon()) {
r._tl.setLon(_br.lon());
r._br.setLon(_tl.lon());
} else {
r._tl.setLon(_tl.lon());
r._br.setLon(_br.lon());
}
if (_br.lat() < _tl.lat()) {
r._tl.setLat(_br.lat());
r._br.setLat(_tl.lat());
} else {
r._tl.setLat(_tl.lat());
r._br.setLat(_br.lat());
}
return r;
}
RectC RectC::operator|(const RectC &r) const
{
if (isNull())
return r;
if (r.isNull())
return *this;
qreal l1 = _tl.lon();
qreal r1 = _tl.lon();
if (_br.lon() - _tl.lon() < 0)
l1 = _br.lon();
else
r1 = _br.lon();
qreal l2 = r._tl.lon();
qreal r2 = r._tl.lon();
if (r._br.lon() - r._tl.lon() < 0)
l2 = r._br.lon();
else
r2 = r._br.lon();
qreal t1 = _tl.lat();
qreal b1 = _tl.lat();
if (_br.lat() - _tl.lat() < 0)
t1 = _br.lat();
else
b1 = _br.lat();
qreal t2 = r._tl.lat();
qreal b2 = r._tl.lat();
if (r._br.lat() - r._tl.lat() < 0)
t2 = r._br.lat();
else
b2 = r._br.lat();
RectC tmp;
tmp._tl.setLon(qMin(l1, l2));
tmp._br.setLon(qMax(r1, r2));
tmp._tl.setLat(qMin(t1, t2));
tmp._br.setLat(qMax(b1, b2));
return tmp;
}
void RectC::unite(const Coordinates &c)
{
if (c.lon() < _tl.lon())
_tl.setLon(c.lon());
if (c.lon() > _br.lon())
_br.setLon(c.lon());
if (c.lat() > _br.lat())
_br.setLat(c.lat());
if (c.lat() < _tl.lat())
_tl.setLat(c.lat());
}
QDebug operator<<(QDebug dbg, const RectC &rect)
{
dbg.nospace() << "RectC(" << rect.topLeft() << ", " << rect.size() << ")";
return dbg.maybeSpace();
}

42
src/rectc.h Normal file
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@ -0,0 +1,42 @@
#ifndef RECTC_H
#define RECTC_H
#include <QDebug>
#include <QSizeF>
#include "coordinates.h"
class RectC
{
public:
RectC() {}
RectC(const Coordinates &topLeft, const Coordinates &bottomRight)
: _tl(topLeft), _br(bottomRight) {}
bool isNull() const
{return _tl.isNull() || _br.isNull() || _tl == _br;}
Coordinates topLeft() const {return _tl;}
Coordinates bottomRight() const {return _br;}
Coordinates center() const
{return Coordinates((_tl.lon() + _br.lon()) / 2.0,
(_tl.lat() + _br.lat()) / 2.0);}
qreal width() const {return _br.lon() - _tl.lon();}
qreal height() const {return _br.lat() - _tl.lat();}
QSizeF size() const {return QSizeF(width(), height());}
RectC normalized() const;
RectC operator|(const RectC &r) const;
RectC &operator|=(const RectC &r) {*this = *this | r; return *this;}
void unite(const Coordinates &c);
private:
Coordinates _tl, _br;
};
QDebug operator<<(QDebug dbg, const RectC &rect);
#endif // RECTC_H