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Fixed bounds limiting

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This commit is contained in:
Martin Tůma 2023-11-18 21:32:30 +01:00
parent bbc03ae59f
commit 04f9457085
1 changed files with 7 additions and 11 deletions
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18
src/map/onlinemap.cpp
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@ -1,4 +1,3 @@
#include <QtCore>
#include <QPainter>
#include <QDir>
#include "common/rectc.h"
@ -101,15 +100,11 @@ qreal OnlineMap::tileSize() const
void OnlineMap::draw(QPainter *painter, const QRectF &rect, Flags flags)
{
qreal scale = OSM::zoom2scale(_zoom, _tileSize);
QRectF b(bounds());
QPoint tile = OSM::mercator2tile(QPointF(rect.topLeft().x() * scale,
-rect.topLeft().y() * scale) * coordinatesRatio(), _zoom);
QPointF tl(floor(rect.left() / tileSize())
* tileSize(), floor(rect.top() / tileSize()) * tileSize());
QSizeF s(qMin(rect.right() - tl.x(), b.width()),
qMin(rect.bottom() - tl.y(), b.height()));
Coordinates ctl(OSM::tile2ll(tile, _zoom));
QPointF tl(ll2xy(Coordinates(ctl.lon(), -ctl.lat())));
QSizeF s(rect.right() - tl.x(), rect.bottom() - tl.y());
int width = ceil(s.width() / tileSize());
int height = ceil(s.height() / tileSize());
@ -127,9 +122,10 @@ void OnlineMap::draw(QPainter *painter, const QRectF &rect, Flags flags)
for (int i = 0; i < tiles.count(); i++) {
FetchTile &t = tiles[i];
QPointF tp(qMax(tl.x(), b.left()) + (t.xy().x() - tile.x()) * tileSize(),
qMax(tl.y(), b.top()) + ((_invertY ? (1<<_zoom) - t.xy().y() - 1 :
t.xy().y()) - tile.y()) * tileSize());
QPointF tp(tl.x() + (t.xy().x() - tile.x()) * tileSize(),
tl.y() + ((_invertY
? (1<<_zoom) - t.xy().y() - 1
: t.xy().y()) - tile.y()) * tileSize());
if (!t.pixmap().isNull()) {
t.pixmap().setDevicePixelRatio(imageRatio());