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Added support of default zoom to statistical charts.

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This commit is contained in:
23rd 2023-09-28 05:11:53 +03:00 • committed by John Preston
parent 33724be6ea
commit 24c0624704
3 changed files with 42 additions and 2 deletions
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5
Telegram/SourceFiles/data/data_statistics.h
View file

@ -73,6 +73,11 @@ struct StatisticalChart {
std::vector<Line> lines;
struct {
float64 min = 0.;
float64 max = 0.;
} defaultZoomXIndex;
int maxValue = 0;
int minValue = std::numeric_limits<int>::max();

15
Telegram/SourceFiles/statistics/chart_widget.cpp
View file

@ -271,6 +271,9 @@ ChartWidget::Footer::Footer(not_null<Ui::RpWidget*> parent)
: RpMouseWidget(parent) {
sizeValue(
) | rpl::start_with_next([=](const QSize &s) {
if (s.isNull()) {
return;
}
const auto w = float64(st::statisticsChartFooterSideWidth);
_width = s.width() - w;
_widthBetweenSides = s.width() - w * 2.;
@ -1105,6 +1108,9 @@ void ChartWidget::setupFooter() {
_footer->xPercentageLimitsChange(
) | rpl::start_with_next([=](Limits xPercentageLimits) {
if (!_chartView) {
return;
}
const auto now = crl::now();
if (_details.widget
&& (_details.widget->xIndex() >= 0)
@ -1407,9 +1413,14 @@ void ChartWidget::setChartData(
setupDetails();
setupFilterButtons();
const auto defaultZoom = Limits{
_chartData.xPercentage[_chartData.defaultZoomXIndex.min],
_chartData.xPercentage[_chartData.defaultZoomXIndex.max],
};
_footer->setXPercentageLimits(defaultZoom);
_animationController.setXPercentageLimits(
_chartData,
{ _chartData.xPercentage.front(), _chartData.xPercentage.back() },
defaultZoom,
_chartView,
_linesFilterController,
0);
@ -1440,13 +1451,13 @@ void ChartWidget::setZoomedChartData(
ChartViewType type) {
_zoomedChartWidget = base::make_unique_q<ChartWidget>(
dynamic_cast<Ui::RpWidget*>(parentWidget()));
_zoomedChartWidget->setChartData(std::move(chartData), type);
geometryValue(
) | rpl::start_with_next([=](const QRect &geometry) {
_zoomedChartWidget->moveToLeft(geometry.x(), geometry.y());
}, _zoomedChartWidget->lifetime());
_zoomedChartWidget->show();
_zoomedChartWidget->resizeToWidth(width());
_zoomedChartWidget->setChartData(std::move(chartData), type);
const auto customHeader = Ui::CreateChild<Header>(
_zoomedChartWidget.get());

24
Telegram/SourceFiles/statistics/statistics_data_deserialize.cpp
View file

@ -70,6 +70,30 @@ Data::StatisticalChart StatisticalChartFromJSON(const QByteArray &json) {
}
result.measure();
}
{
const auto subchart = root.value(u"subchart"_q).toObject();
const auto defaultZoomIt = subchart.constFind(u"defaultZoom"_q);
auto min = int(0);
auto max = int(result.x.size() - 1);
if (defaultZoomIt != subchart.constEnd()) {
if (const auto array = defaultZoomIt->toArray(); !array.empty()) {
const auto minValue = array.first().toDouble();
const auto maxValue = array.last().toDouble();
for (auto i = 0; i < result.x.size(); i++) {
if (result.x[i] == minValue) {
min = i;
}
if (result.x[i] == maxValue) {
max = i;
}
}
}
}
result.defaultZoomXIndex.min = std::min(min, max);
result.defaultZoomXIndex.max = std::max(min, max);
}
const auto colors = root.value(u"colors"_q).toObject();
const auto names = root.value(u"names"_q).toObject();