void BackgroundInner::gotWallpapers(const MTPVector<MTPWallPaper> &result) {
App::WallPapers wallpapers;
wallpapers.push_back(App::WallPaper(0, ImagePtr(st::msgBG0), ImagePtr(st::msgBG0)));
const QVector<MTPWallPaper> &v(result.c_vector().v);
for (int i = 0, l = v.size(); i < l; ++i) {
const MTPWallPaper w(v.at(i));
switch (w.type()) {
case mtpc_wallPaper: {
const MTPDwallPaper &d(w.c_wallPaper());
const QVector<MTPPhotoSize> &sizes(d.vsizes.c_vector().v);
const MTPPhotoSize *thumb = 0, *full = 0;
int32 thumbLevel = -1, fullLevel = -1;
for (QVector<MTPPhotoSize>::const_iterator j = sizes.cbegin(), e = sizes.cend(); j != e; ++j) {
char size = 0;
int32 w = 0, h = 0;
switch (j->type()) {
case mtpc_photoSize: {
const string &s(j->c_photoSize().vtype.c_string().v);
if (s.size()) size = s[0];
w = j->c_photoSize().vw.v;
h = j->c_photoSize().vh.v;
} break;
case mtpc_photoCachedSize: {
const string &s(j->c_photoCachedSize().vtype.c_string().v);
if (s.size()) size = s[0];
w = j->c_photoCachedSize().vw.v;
h = j->c_photoCachedSize().vh.v;
} break;
}
if (!size || !w || !h) continue;
int32 newThumbLevel = qAbs((st::backgroundSize.width() * cIntRetinaFactor()) - w), newFullLevel = qAbs(2560 - w);
if (thumbLevel < 0 || newThumbLevel < thumbLevel) {
thumbLevel = newThumbLevel;
thumb = &(*j);
}
if (fullLevel < 0 || newFullLevel < fullLevel) {
fullLevel = newFullLevel;
full = &(*j);
}
}
if (thumb && full && full->type() != mtpc_photoSizeEmpty) {
wallpapers.push_back(App::WallPaper(d.vid.v ? d.vid.v : INT_MAX, App::image(*thumb), App::image(*full)));
}
} break;
case mtpc_wallPaperSolid: {
const MTPDwallPaperSolid &d(w.c_wallPaperSolid());
} break;
}
}
App::cSetServerBackgrounds(wallpapers);
updateWallpapers();
}
BackgroundInner::BackgroundInner() :
_bgCount(0), _rows(0), _over(-1), _overDown(-1) {
if (App::cServerBackgrounds().isEmpty()) {
resize(BackgroundsInRow * (st::backgroundSize.width() + st::backgroundPadding) + st::backgroundPadding, 2 * (st::backgroundSize.height() + st::backgroundPadding) + st::backgroundPadding);
MTP::send(MTPaccount_GetWallPapers(), rpcDone(&BackgroundInner::gotWallpapers));
} else {
updateWallpapers();
}
setMouseTracking(true);
}
