81 lines
1.7 KiB
C++
81 lines
1.7 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#include "data/data_location.h"
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#include "ui/image/image.h"
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#include "data/data_file_origin.h"
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namespace Data {
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namespace {
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[[nodiscard]] QString AsString(float64 value) {
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constexpr auto kPrecision = 6;
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return QString::number(value, 'f', kPrecision);
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}
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} // namespace
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LocationPoint::LocationPoint(const MTPDgeoPoint &point)
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: _lat(point.vlat().v)
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, _lon(point.vlong().v)
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, _access(point.vaccess_hash().v) {
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}
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QString LocationPoint::latAsString() const {
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return AsString(_lat);
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}
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QString LocationPoint::lonAsString() const {
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return AsString(_lon);
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}
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MTPGeoPoint LocationPoint::toMTP() const {
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return MTP_geoPoint(
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MTP_flags(0),
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MTP_double(_lon),
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MTP_double(_lat),
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MTP_long(_access),
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MTP_int(0)); // accuracy_radius
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}
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float64 LocationPoint::lat() const {
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return _lat;
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}
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float64 LocationPoint::lon() const {
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return _lon;
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}
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uint64 LocationPoint::accessHash() const {
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return _access;
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}
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size_t LocationPoint::hash() const {
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return QtPrivate::QHashCombine().operator()(
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std::hash<float64>()(_lat),
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_lon);
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}
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GeoPointLocation ComputeLocation(const LocationPoint &point) {
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const auto scale = 1 + (cScale() * cIntRetinaFactor()) / 200;
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const auto zoom = 13 + (scale - 1);
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const auto w = st::locationSize.width() / scale;
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const auto h = st::locationSize.height() / scale;
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auto result = GeoPointLocation();
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result.lat = point.lat();
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result.lon = point.lon();
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result.access = point.accessHash();
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result.width = w;
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result.height = h;
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result.zoom = zoom;
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result.scale = scale;
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return result;
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}
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} // namespace Data
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