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src
core
vectortile
qgsvectortileutils.h
Go to the documentation of this file.
1
/***************************************************************************
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qgsvectortileutils.h
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--------------------------------------
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Date : March 2020
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Copyright : (C) 2020 by Martin Dobias
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Email : wonder dot sk at gmail dot com
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***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#ifndef QGSVECTORTILEUTILS_H
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#define QGSVECTORTILEUTILS_H
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#include "qgis_core.h"
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#define SIP_NO_FILE
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#include <QSet>
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class
QPointF;
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class
QPolygon;
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class
QgsCoordinateTransform
;
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class
QgsFields
;
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class
QgsMapToPixel
;
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class
QgsRectangle
;
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class
QgsVectorLayer
;
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class
QgsTileMatrix
;
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class
QgsTileRange
;
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class
QgsTileXYZ
;
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class
QgsVectorTileLayer
;
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45
class
CORE_EXPORT
QgsVectorTileUtils
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{
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public
:
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static
QVector<QgsTileXYZ> tilesInRange(
const
QgsTileRange
&range,
int
zoomLevel );
52
static
void
sortTilesByDistanceFromCenter( QVector<QgsTileXYZ> &tiles,
const
QPointF ¢er );
53
55
static
QPolygon tilePolygon(
QgsTileXYZ
id
,
const
QgsCoordinateTransform
&ct,
const
QgsTileMatrix
&tm,
const
QgsMapToPixel
&mtp );
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static
QgsFields
makeQgisFields( QSet<QString> flds );
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64
static
double
scaleToZoom(
double
mapScale );
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static
int
scaleToZoomLevel(
double
mapScale,
int
sourceMinZoom,
int
sourceMaxZoom );
69
static
QgsVectorLayer
*makeVectorLayerForTile(
QgsVectorTileLayer
*mvt,
QgsTileXYZ
tileID,
const
QString &layerName );
71
static
QString formatXYZUrlTemplate(
const
QString &url,
QgsTileXYZ
tile,
const
QgsTileMatrix
&tileMatrix );
73
static
bool
checkXYZUrlTemplate(
const
QString &url );
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};
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#endif // QGSVECTORTILEUTILS_H
QgsVectorTileLayer
Implements a map layer that is dedicated to rendering of vector tiles.
Definition:
qgsvectortilelayer.h:84
QgsTileXYZ
Stores coordinates of a tile in a tile matrix set.
Definition:
qgstiles.h:33
QgsTileRange
Range of tiles in a tile matrix to be rendered.
Definition:
qgstiles.h:66
QgsFields
Container of fields for a vector layer.
Definition:
qgsfields.h:45
QgsRectangle
A rectangle specified with double values.
Definition:
qgsrectangle.h:42
QgsVectorTileUtils
Random utility functions for working with vector tiles.
Definition:
qgsvectortileutils.h:46
QgsTileMatrix
Defines a matrix of tiles for a single zoom level: it is defined by its size (width * height) and map...
Definition:
qgstiles.h:103
QgsMapToPixel
Perform transforms between map coordinates and device coordinates.
Definition:
qgsmaptopixel.h:38
QgsVectorLayer
Represents a vector layer which manages a vector based data sets.
Definition:
qgsvectorlayer.h:387
QgsCoordinateTransform
Class for doing transforms between two map coordinate systems.
Definition:
qgscoordinatetransform.h:53
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