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profile: port basic dive editing to QtQuick

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This needed a bit of refactoring of the ChartItem code, because
we have to be signaled on drag start. Currently only one handle
can be selected at a time. This was (implicitly) the case anyway,
as far as I can tell.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
This commit is contained in:
Berthold Stoeger 2024-01-20 21:03:02 +01:00
parent ea0085fef6
commit bece0a0652
21 changed files with 597 additions and 477 deletions
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9
core/gas.h
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@ -15,6 +15,15 @@ struct gasmix {
fraction_t o2;
fraction_t he;
std::string name() const;
// TODO: use spaceship operator once we move to C++20
bool operator==(const gasmix &g2) const
{
return o2.permille == g2.o2.permille && he.permille == g2.he.permille;
}
bool operator!=(const gasmix &g2) const
{
return !(*this == g2);
}
};
static const struct gasmix gasmix_invalid = { { .permille = -1 }, { .permille = -1 } };
static const struct gasmix gasmix_air = { 0_percent, 0_percent };