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Extract RecentEntries stuff to separate files.

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This commit is contained in:
Jared Boone 2016-01-17 21:42:15 -08:00
parent df3ce07c5c
commit 05d7e0222f
5 changed files with 242 additions and 206 deletions
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134
firmware/application/ais_app.cpp
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@ -216,92 +216,8 @@ void AISRecentEntry::update(const ais::Packet& packet) {
}
}
template<class Packet, class Entry>
const Entry& RecentEntries<Packet, Entry>::on_packet(const Key key, const Packet& packet) {
auto matching_recent = find(key);
if( matching_recent != std::end(entries) ) {
// Found within. Move to front of list, increment counter.
entries.push_front(*matching_recent);
entries.erase(matching_recent);
} else {
entries.emplace_front(key);
truncate_entries();
}
auto& entry = entries.front();
entry.update(packet);
return entry;
}
template<class Packet, class Entry>
typename RecentEntries<Packet, Entry>::const_iterator RecentEntries<Packet, Entry>::find(const Key key) const {
return std::find_if(
std::begin(entries), std::end(entries),
[key](const Entry& e) { return e.key() == key; }
);
}
template<class Packet, class Entry>
void RecentEntries<Packet, Entry>::truncate_entries() {
while(entries.size() > entries_max) {
entries.pop_back();
}
}
template<class Packet, class Entry>
typename RecentEntries<Packet, Entry>::RangeType RecentEntries<Packet, Entry>::range_around(
const_iterator item, const size_t count
) const {
auto start = item;
auto end = item;
size_t i = 0;
// Move start iterator toward first entry.
while( (start != std::begin(entries)) && (i < count / 2) ) {
std::advance(start, -1);
i++;
}
// Move end iterator toward last entry.
while( (end != std::end(entries)) && (i < count) ) {
std::advance(end, 1);
i++;
}
return { start, end };
}
namespace ui {
template<class Entries>
RecentEntriesView<Entries>::RecentEntriesView(
Entries& recent
) : recent { recent }
{
flags.focusable = true;
}
template<class Entries>
bool RecentEntriesView<Entries>::on_encoder(const EncoderEvent event) {
advance(event);
return true;
}
template<class Entries>
bool RecentEntriesView<Entries>::on_key(const ui::KeyEvent event) {
if( event == ui::KeyEvent::Select ) {
if( on_select ) {
const auto selected = recent.find(selected_key);
if( selected != std::end(recent) ) {
on_select(*selected);
return true;
}
}
}
return false;
}
template<>
void RecentEntriesView<AISRecentEntries>::draw(
const Entry& entry,
@ -323,56 +239,6 @@ void RecentEntriesView<AISRecentEntries>::draw(
painter.draw_string(target_rect.pos, draw_style, line);
}
template<class Entries>
void RecentEntriesView<Entries>::paint(Painter& painter) {
const auto r = screen_rect();
const auto& s = style();
Rect target_rect { r.pos, { r.width(), s.font.line_height() }};
const size_t visible_item_count = r.height() / s.font.line_height();
auto selected = recent.find(selected_key);
if( selected == std::end(recent) ) {
selected = std::begin(recent);
}
auto range = recent.range_around(selected, visible_item_count);
for(auto p = range.first; p != range.second; p++) {
const auto& entry = *p;
const auto is_selected_key = (selected_key == entry.key());
draw(entry, target_rect, painter, s, (has_focus() && is_selected_key));
target_rect.pos.y += target_rect.height();
}
}
template<class Entries>
void RecentEntriesView<Entries>::advance(const int32_t amount) {
auto selected = recent.find(selected_key);
if( selected == std::end(recent) ) {
if( recent.empty() ) {
selected_key = Entry::invalid_key;
} else {
selected_key = recent.front().key();
}
} else {
if( amount < 0 ) {
if( selected != std::begin(recent) ) {
std::advance(selected, -1);
}
}
if( amount > 0 ) {
std::advance(selected, 1);
if( selected == std::end(recent) ) {
return;
}
}
selected_key = selected->key();
}
set_dirty();
}
AISRecentEntryDetailView::AISRecentEntryDetailView() {
add_children({ {
&button_done,