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Initial WMS support (no multi-layer support for now)

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This commit is contained in:
Martin Tůma
2018-03-30 10:25:05 +02:00
parent 8821536419
commit bf3589812a
20 changed files with 910 additions and 252 deletions
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98
src/map/mapsource.cpp
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@ -2,6 +2,7 @@
#include <QXmlStreamReader>
#include "onlinemap.h"
#include "wmtsmap.h"
#include "wmsmap.h"
#include "mapsource.h"
#define ZOOM_MAX 19
@ -11,9 +12,10 @@
#define BOUNDS_RIGHT 180
#define BOUNDS_BOTTOM -85.0511
MapSource::TMSConfig::TMSConfig()
: zooms(ZOOM_MIN, ZOOM_MAX), bounds(Coordinates(BOUNDS_LEFT, BOUNDS_TOP),
Coordinates(BOUNDS_RIGHT, BOUNDS_BOTTOM)) {}
MapSource::Config::Config() : type(TMS), zooms(ZOOM_MIN, ZOOM_MAX),
bounds(Coordinates(BOUNDS_LEFT, BOUNDS_TOP), Coordinates(BOUNDS_RIGHT,
BOUNDS_BOTTOM)), format("image/png"), rest(false), yx(false) {}
Range MapSource::zooms(QXmlStreamReader &reader)
@ -23,11 +25,7 @@ Range MapSource::zooms(QXmlStreamReader &reader)
bool res;
if (attr.hasAttribute("min")) {
#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
min = attr.value("min").toString().toInt(&res);
#else // QT_VERSION < 5
min = attr.value("min").toInt(&res);
#endif // QT_VERSION < 5
if (!res || (min < ZOOM_MIN || min > ZOOM_MAX)) {
reader.raiseError("Invalid minimal zoom level");
return Range();
@ -36,11 +34,7 @@ Range MapSource::zooms(QXmlStreamReader &reader)
min = ZOOM_MIN;
if (attr.hasAttribute("max")) {
#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
max = attr.value("max").toString().toInt(&res);
#else // QT_VERSION < 5
max = attr.value("max").toInt(&res);
#endif // QT_VERSION < 5
if (!res || (max < ZOOM_MIN || max > ZOOM_MAX)) {
reader.raiseError("Invalid maximal zoom level");
return Range();
@ -63,11 +57,7 @@ RectC MapSource::bounds(QXmlStreamReader &reader)
bool res;
if (attr.hasAttribute("top")) {
#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
top = attr.value("top").toString().toDouble(&res);
#else // QT_VERSION < 5
top = attr.value("top").toDouble(&res);
#endif // QT_VERSION < 5
if (!res || (top < BOUNDS_BOTTOM || top > BOUNDS_TOP)) {
reader.raiseError("Invalid bounds top value");
return RectC();
@ -76,11 +66,7 @@ RectC MapSource::bounds(QXmlStreamReader &reader)
top = BOUNDS_TOP;
if (attr.hasAttribute("bottom")) {
#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
bottom = attr.value("bottom").toString().toDouble(&res);
#else // QT_VERSION < 5
bottom = attr.value("bottom").toDouble(&res);
#endif // QT_VERSION < 5
if (!res || (bottom < BOUNDS_BOTTOM || bottom > BOUNDS_TOP)) {
reader.raiseError("Invalid bounds bottom value");
return RectC();
@ -89,11 +75,7 @@ RectC MapSource::bounds(QXmlStreamReader &reader)
bottom = BOUNDS_BOTTOM;
if (attr.hasAttribute("left")) {
#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
left = attr.value("left").toString().toDouble(&res);
#else // QT_VERSION < 5
left = attr.value("left").toDouble(&res);
#endif // QT_VERSION < 5
if (!res || (left < BOUNDS_LEFT || left > BOUNDS_RIGHT)) {
reader.raiseError("Invalid bounds left value");
return RectC();
@ -102,11 +84,7 @@ RectC MapSource::bounds(QXmlStreamReader &reader)
left = BOUNDS_LEFT;
if (attr.hasAttribute("right")) {
#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
right = attr.value("right").toString().toDouble(&res);
#else // QT_VERSION < 5
right = attr.value("right").toDouble(&res);
#endif // QT_VERSION < 5
if (!res || (right < BOUNDS_LEFT || right > BOUNDS_RIGHT)) {
reader.raiseError("Invalid bounds right value");
return RectC();
@ -128,38 +106,44 @@ RectC MapSource::bounds(QXmlStreamReader &reader)
void MapSource::map(QXmlStreamReader &reader, Config &config)
{
config.type = (reader.attributes().value("type") == "WMTS") ? WMTS : TMS;
const QXmlStreamAttributes &attr = reader.attributes();
config.type = (attr.value("type") == "WMTS") ? WMTS
: (attr.value("type") == "WMS") ? WMS : TMS;
while (reader.readNextStartElement()) {
if (reader.name() == "name")
config.name = reader.readElementText();
else if (reader.name() == "url") {
config.wmts.rest = (reader.attributes().value("type") == "REST")
config.rest = (reader.attributes().value("type") == "REST")
? true : false;
config.url = reader.readElementText();
} else if (reader.name() == "zoom") {
config.tms.zooms = zooms(reader);
config.zooms = zooms(reader);
reader.skipCurrentElement();
} else if (reader.name() == "bounds") {
config.tms.bounds = bounds(reader);
config.bounds = bounds(reader);
reader.skipCurrentElement();
} else if (reader.name() == "format") {
config.wmts.format = reader.readElementText();
config.format = reader.readElementText();
} else if (reader.name() == "layer")
config.wmts.layer = reader.readElementText();
config.layer = reader.readElementText();
else if (reader.name() == "style")
config.wmts.style = reader.readElementText();
config.style = reader.readElementText();
else if (reader.name() == "set") {
config.wmts.yx = (reader.attributes().value("axis") == "yx")
config.yx = (reader.attributes().value("axis") == "yx")
? true : false;
config.wmts.set = reader.readElementText();
config.set = reader.readElementText();
} else if (reader.name() == "dimension") {
QXmlStreamAttributes attr = reader.attributes();
if (!attr.hasAttribute("id"))
reader.raiseError("Missing dimension id");
else
config.wmts.dimensions.append(QPair<QString, QString>(
config.dimensions.append(QPair<QString, QString>(
attr.value("id").toString(), reader.readElementText()));
} else if (reader.name() == "crs") {
config.yx = (reader.attributes().value("axis") == "yx")
? true : false;
config.crs = reader.readElementText();
} else
reader.skipCurrentElement();
}
@ -170,6 +154,8 @@ Map *MapSource::loadFile(const QString &path)
QFile file(path);
QXmlStreamReader reader;
Config config;
Map *m;
if (!file.open(QFile::ReadOnly | QFile::Text)) {
_errorString = file.errorString();
@ -197,33 +183,43 @@ Map *MapSource::loadFile(const QString &path)
_errorString = "Missing URL definition";
return 0;
}
if (config.type == WMTS) {
if (config.wmts.layer.isEmpty()) {
if (config.type == WMTS || config.type == WMS) {
if (config.layer.isEmpty()) {
_errorString = "Missing layer definition";
return 0;
}
if (config.wmts.style.isEmpty()) {
if (config.style.isEmpty()) {
_errorString = "Missing style definiton";
return 0;
}
if (config.wmts.set.isEmpty()) {
_errorString = "Missing set definiton";
return 0;
}
if (config.wmts.format.isEmpty()) {
if (config.format.isEmpty()) {
_errorString = "Missing format definition";
return 0;
}
}
if (config.type == WMTS) {
if (config.set.isEmpty()) {
_errorString = "Missing set definiton";
return 0;
}
}
if (config.type == WMS) {
if (config.crs.isEmpty()) {
_errorString = "Missing CRS definiton";
return 0;
}
}
Map *m;
if (config.type == WMTS)
m = new WMTSMap(config.name, WMTS::Setup(config.url, config.wmts.layer,
config.wmts.set, config.wmts.style, config.wmts.format,
config.wmts.rest, config.wmts.yx, config.wmts.dimensions));
m = new WMTSMap(config.name, WMTS::Setup(config.url, config.layer,
config.set, config.style, config.format, config.rest, config.yx,
config.dimensions));
else if (config.type == WMS)
m = new WMSMap(config.name, WMS::Setup(config.url, config.layer,
config.style, config.format, config.crs, config.yx));
else
m = new OnlineMap(config.name, config.url, config.tms.zooms,
config.tms.bounds);
m = new OnlineMap(config.name, config.url, config.zooms, config.bounds);
if (!m->isValid()) {
_errorString = m->errorString();
delete m;