1393 lines
37 KiB
C++
1393 lines
37 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 "statistics/chart_widget.h"
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#include "ui/effects/show_animation.h"
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#include "base/qt/qt_key_modifiers.h"
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#include "lang/lang_keys.h"
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#include "statistics/chart_lines_filter_widget.h"
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#include "statistics/linear_chart_view.h"
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#include "statistics/point_details_widget.h"
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#include "ui/abstract_button.h"
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#include "ui/effects/animation_value_f.h"
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#include "ui/painter.h"
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#include "ui/rect.h"
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#include "ui/round_rect.h"
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#include "ui/effects/ripple_animation.h"
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#include "ui/image/image_prepare.h"
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#include "ui/widgets/buttons.h"
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#include "styles/style_layers.h"
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#include "styles/style_boxes.h"
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#include "styles/style_statistics.h"
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namespace Statistic {
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namespace {
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constexpr auto kHeightLimitsUpdateTimeout = crl::time(320);
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constexpr auto kExpandingDelay = crl::time(1);
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inline float64 InterpolationRatio(float64 from, float64 to, float64 result) {
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return (result - from) / (to - from);
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};
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void PaintHorizontalLines(
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QPainter &p,
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const ChartHorizontalLinesData &horizontalLine,
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const QRect &r) {
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const auto alpha = p.opacity();
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p.setOpacity(horizontalLine.alpha);
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for (const auto &line : horizontalLine.lines) {
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const auto lineRect = QRect(
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0,
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r.y() + r.height() * line.relativeValue,
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r.x() + r.width(),
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st::lineWidth);
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p.fillRect(lineRect, st::windowSubTextFg);
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}
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p.setOpacity(alpha);
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}
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void PaintCaptionsToHorizontalLines(
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QPainter &p,
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const ChartHorizontalLinesData &horizontalLine,
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const QRect &r) {
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const auto alpha = p.opacity();
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p.setOpacity(horizontalLine.alpha);
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p.setFont(st::statisticsDetailsBottomCaptionStyle.font);
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p.setPen(st::windowSubTextFg);
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const auto offset = r.y() - st::statisticsChartHorizontalLineCaptionSkip;
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for (const auto &line : horizontalLine.lines) {
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p.drawText(0, offset + r.height() * line.relativeValue, line.caption);
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}
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p.setOpacity(alpha);
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}
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void PaintBottomLine(
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QPainter &p,
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const std::vector<ChartWidget::BottomCaptionLineData> &dates,
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Data::StatisticalChart &chartData,
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const Limits &xPercentageLimits,
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int fullWidth,
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int chartWidth,
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int y,
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int captionIndicesOffset) {
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p.setFont(st::statisticsDetailsBottomCaptionStyle.font);
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const auto startXIndex = chartData.findStartIndex(
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xPercentageLimits.min);
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const auto endXIndex = chartData.findEndIndex(
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startXIndex,
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xPercentageLimits.max);
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const auto edgeAlphaSize = st::statisticsChartBottomCaptionMaxWidth / 4.;
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for (auto k = 0; k < dates.size(); k++) {
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const auto &date = dates[k];
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const auto isLast = (k == dates.size() - 1);
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const auto resultAlpha = date.alpha;
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const auto step = std::max(date.step, 1);
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auto start = startXIndex - captionIndicesOffset;
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while (start % step != 0) {
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start--;
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}
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auto end = endXIndex - captionIndicesOffset;
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while ((end % step != 0) || end < (chartData.x.size() - 1)) {
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end++;
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}
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start += captionIndicesOffset;
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end += captionIndicesOffset;
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const auto offset = fullWidth * xPercentageLimits.min;
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// 30 ms / 200 ms = 0.15.
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constexpr auto kFastAlphaSpeed = 0.85;
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const auto hasFastAlpha = (date.stepRaw < dates.back().stepMinFast);
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const auto fastAlpha = isLast
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? 1.
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: std::max(resultAlpha - kFastAlphaSpeed, 0.);
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for (auto i = start; i < end; i += step) {
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if ((i < 0) || (i >= (chartData.x.size() - 1))) {
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continue;
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}
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const auto xPercentage = (chartData.x[i] - chartData.x.front())
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/ float64(chartData.x.back() - chartData.x.front());
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const auto xPoint = xPercentage * fullWidth - offset;
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const auto r = QRectF(
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xPoint - st::statisticsChartBottomCaptionMaxWidth / 2.,
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y,
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st::statisticsChartBottomCaptionMaxWidth,
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st::statisticsChartBottomCaptionSkip);
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const auto edgeAlpha = (r.x() < 0)
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? std::max(
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0.,
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1. + (r.x() / edgeAlphaSize))
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: (rect::right(r) > chartWidth)
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? std::max(
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0.,
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1. + ((chartWidth - rect::right(r)) / edgeAlphaSize))
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: 1.;
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p.setOpacity(edgeAlpha
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* (hasFastAlpha ? fastAlpha : resultAlpha));
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p.drawText(r, chartData.getDayString(i), style::al_center);
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}
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}
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}
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} // namespace
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class RpMouseWidget : public Ui::AbstractButton {
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public:
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using Ui::AbstractButton::AbstractButton;
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struct State {
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QPoint point;
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QEvent::Type mouseState;
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};
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[[nodiscard]] const QPoint &start() const;
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[[nodiscard]] rpl::producer<State> mouseStateChanged() const;
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protected:
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void mousePressEvent(QMouseEvent *e) override;
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void mouseMoveEvent(QMouseEvent *e) override;
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void mouseReleaseEvent(QMouseEvent *e) override;
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private:
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QPoint _start = QPoint(-1, -1);
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rpl::event_stream<State> _mouseStateChanged;
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};
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const QPoint &RpMouseWidget::start() const {
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return _start;
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}
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rpl::producer<RpMouseWidget::State> RpMouseWidget::mouseStateChanged() const {
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return _mouseStateChanged.events();
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}
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void RpMouseWidget::mousePressEvent(QMouseEvent *e) {
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_start = e->pos();
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_mouseStateChanged.fire({ e->pos(), QEvent::MouseButtonPress });
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}
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void RpMouseWidget::mouseMoveEvent(QMouseEvent *e) {
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if (_start.x() >= 0 || _start.y() >= 0) {
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_mouseStateChanged.fire({ e->pos(), QEvent::MouseMove });
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}
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}
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void RpMouseWidget::mouseReleaseEvent(QMouseEvent *e) {
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_start = { -1, -1 };
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_mouseStateChanged.fire({ e->pos(), QEvent::MouseButtonRelease });
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}
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class ChartWidget::Header final : public RpWidget {
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public:
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using RpWidget::RpWidget;
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void setTitle(QString title);
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void setRightInfo(QString rightInfo);
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protected:
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void paintEvent(QPaintEvent *e) override;
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private:
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Ui::Text::String _title;
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Ui::Text::String _rightInfo;
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int _titleWidth = 0;
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};
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void ChartWidget::Header::setTitle(QString title) {
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_titleWidth = st::statisticsHeaderTitleTextStyle.font->width(title);
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_title.setText(st::statisticsHeaderTitleTextStyle, std::move(title));
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}
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void ChartWidget::Header::setRightInfo(QString rightInfo) {
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_rightInfo.setText(
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st::statisticsHeaderDatesTextStyle,
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std::move(rightInfo));
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}
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void ChartWidget::Header::paintEvent(QPaintEvent *e) {
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auto p = Painter(this);
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p.fillRect(rect(), st::boxBg);
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p.setPen(st::boxTextFg);
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const auto top = (height()
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- st::statisticsHeaderTitleTextStyle.font->height) / 2;
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_title.drawLeftElided(p, 0, top, width(), width());
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_rightInfo.drawRightElided(
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p,
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0,
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top,
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width() - _titleWidth,
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width(),
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1,
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style::al_right);
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}
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class ChartWidget::Footer final : public RpMouseWidget {
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public:
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using PaintCallback = Fn<void(QPainter &, const QRect &)>;
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Footer(not_null<Ui::RpWidget*> parent);
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[[nodiscard]] rpl::producer<Limits> xPercentageLimitsChange() const;
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[[nodiscard]] rpl::producer<> userInteractionFinished() const;
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void setPaintChartCallback(PaintCallback paintChartCallback);
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protected:
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void paintEvent(QPaintEvent *e) override;
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private:
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rpl::event_stream<Limits> _xPercentageLimitsChange;
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rpl::event_stream<> _userInteractionFinished;
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void prepareCache(int height);
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void moveSide(bool left, float64 x);
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void moveCenter(
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bool isDirectionToLeft,
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float64 x,
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float64 diffBetweenStartAndLeft);
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void fire() const;
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enum class DragArea {
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None,
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Middle,
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Left,
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Right,
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};
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DragArea _dragArea = DragArea::None;
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float64 _diffBetweenStartAndSide = 0;
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Ui::Animations::Simple _moveCenterAnimation;
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bool _draggedAfterPress = false;
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PaintCallback _paintChartCallback;
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QImage _frame;
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QImage _mask;
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QImage _leftCache;
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QImage _rightCache;
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Limits _leftSide;
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Limits _rightSide;
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};
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ChartWidget::Footer::Footer(not_null<Ui::RpWidget*> parent)
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: RpMouseWidget(parent) {
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sizeValue(
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) | rpl::start_with_next([=](const QSize &s) {
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_mask = Ui::RippleAnimation::RoundRectMask(
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s - QSize(0, st::statisticsChartLineWidth * 2),
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st::boxRadius);
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_frame = _mask;
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prepareCache(s.height());
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}, lifetime());
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sizeValue(
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) | rpl::take(2) | rpl::start_with_next([=](const QSize &s) {
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moveSide(false, s.width());
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moveSide(true, 0);
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update();
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}, lifetime());
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mouseStateChanged(
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) | rpl::start_with_next([=](const RpMouseWidget::State &state) {
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if (_moveCenterAnimation.animating()) {
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return;
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}
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const auto posX = state.point.x();
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const auto isLeftSide = (posX >= _leftSide.min)
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&& (posX <= _leftSide.max);
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const auto isRightSide = !isLeftSide
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&& (posX >= _rightSide.min)
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&& (posX <= _rightSide.max);
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switch (state.mouseState) {
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case QEvent::MouseMove: {
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_draggedAfterPress = true;
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if (_dragArea == DragArea::None) {
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return;
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}
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const auto resultX = posX - _diffBetweenStartAndSide;
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if (_dragArea == DragArea::Right) {
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moveSide(false, resultX);
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} else if (_dragArea == DragArea::Left) {
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moveSide(true, resultX);
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} else if (_dragArea == DragArea::Middle) {
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const auto toLeft = posX <= start().x();
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moveCenter(toLeft, posX, _diffBetweenStartAndSide);
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}
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fire();
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} break;
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case QEvent::MouseButtonPress: {
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_draggedAfterPress = false;
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_dragArea = isLeftSide
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? DragArea::Left
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: isRightSide
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? DragArea::Right
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: ((posX < _leftSide.min) || (posX > _rightSide.max))
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? DragArea::None
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: DragArea::Middle;
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_diffBetweenStartAndSide = isRightSide
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? (start().x() - _rightSide.min)
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: (start().x() - _leftSide.min);
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} break;
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case QEvent::MouseButtonRelease: {
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const auto finish = [=] {
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_dragArea = DragArea::None;
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_userInteractionFinished.fire({});
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fire();
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};
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if ((_dragArea == DragArea::None) && !_draggedAfterPress) {
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const auto startX = _leftSide.min
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+ (_rightSide.max - _leftSide.min) / 2;
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const auto finishX = posX;
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const auto toLeft = (finishX <= startX);
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const auto diffBetweenStartAndLeft = startX - _leftSide.min;
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_moveCenterAnimation.stop();
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_moveCenterAnimation.start([=](float64 value) {
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moveCenter(toLeft, value, diffBetweenStartAndLeft);
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fire();
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update();
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if (value == finishX) {
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finish();
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}
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},
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startX,
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finishX,
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st::slideWrapDuration,
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anim::sineInOut);
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} else {
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finish();
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}
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} break;
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}
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update();
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}, lifetime());
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}
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void ChartWidget::Footer::fire() const {
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_xPercentageLimitsChange.fire({
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.min = _leftSide.min / float64(width()),
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.max = _rightSide.max / float64(width()),
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});
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}
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void ChartWidget::Footer::moveCenter(
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bool isDirectionToLeft,
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float64 x,
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float64 diffBetweenStartAndLeft) {
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const auto resultX = x - diffBetweenStartAndLeft;
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const auto diffBetweenSides = _rightSide.min - _leftSide.min;
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if (isDirectionToLeft) {
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moveSide(true, resultX);
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moveSide(false, _leftSide.min + diffBetweenSides);
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} else {
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moveSide(false, resultX + diffBetweenSides);
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moveSide(true, _rightSide.min - diffBetweenSides);
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}
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}
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void ChartWidget::Footer::moveSide(bool left, float64 x) {
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const auto w = float64(st::statisticsChartFooterSideWidth);
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if (left) {
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const auto min = std::clamp(x, 0., _rightSide.min - w);
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_leftSide = Limits{ .min = min, .max = min + w };
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} else if (!left) {
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const auto min = std::clamp(x, _leftSide.max, width() - w);
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_rightSide = Limits{ .min = min, .max = min + w };
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}
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}
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void ChartWidget::Footer::prepareCache(int height) {
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const auto s = QSize(st::statisticsChartFooterSideWidth, height);
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_leftCache = QImage(
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s * style::DevicePixelRatio(),
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QImage::Format_ARGB32_Premultiplied);
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_leftCache.setDevicePixelRatio(style::DevicePixelRatio());
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_leftCache.fill(Qt::transparent);
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{
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auto p = QPainter(&_leftCache);
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auto path = QPainterPath();
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const auto halfArrow = st::statisticsChartFooterArrowSize
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/ style::DevicePixelRatio()
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/ 2.;
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const auto c = Rect(s).center();
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path.moveTo(c.x() + halfArrow.width(), c.y() - halfArrow.height());
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path.lineTo(c.x() - halfArrow.width(), c.y());
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path.lineTo(c.x() + halfArrow.width(), c.y() + halfArrow.height());
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{
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auto hq = PainterHighQualityEnabler(p);
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p.setPen(QPen(st::windowSubTextFg, st::statisticsChartLineWidth));
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p.drawPath(path);
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}
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}
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_rightCache = _leftCache.mirrored(true, false);
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}
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void ChartWidget::Footer::setPaintChartCallback(
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PaintCallback paintChartCallback) {
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_paintChartCallback = std::move(paintChartCallback);
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}
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void ChartWidget::Footer::paintEvent(QPaintEvent *e) {
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auto p = QPainter(this);
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auto hq = PainterHighQualityEnabler(p);
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const auto lineWidth = st::statisticsChartLineWidth;
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const auto innerMargins = QMargins{ 0, lineWidth, 0, lineWidth };
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const auto r = rect();
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const auto innerRect = r - innerMargins;
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const auto inactiveLeftRect = Rect(QSizeF(_leftSide.max, r.height()))
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- innerMargins;
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const auto inactiveRightRect = r
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- QMarginsF{ _rightSide.min, 0, 0, 0 }
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- innerMargins;
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const auto &inactiveColor = st::statisticsChartInactive;
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_frame.fill(Qt::transparent);
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if (_paintChartCallback) {
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auto q = QPainter(&_frame);
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_paintChartCallback(q, Rect(innerRect.size()));
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q.setCompositionMode(QPainter::CompositionMode_DestinationIn);
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q.drawImage(0, 0, _mask);
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}
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p.drawImage(0, lineWidth, _frame);
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auto inactivePath = QPainterPath();
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inactivePath.addRoundedRect(
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innerRect,
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st::boxRadius,
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st::boxRadius);
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auto sidesPath = QPainterPath();
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sidesPath.addRoundedRect(
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_leftSide.min,
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0,
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_rightSide.max - _leftSide.min,
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r.height(),
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st::boxRadius,
|
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st::boxRadius);
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inactivePath = inactivePath.subtracted(sidesPath);
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sidesPath.addRect(
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_leftSide.max,
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lineWidth,
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_rightSide.min - _leftSide.max,
|
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r.height() - lineWidth * 2);
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p.setBrush(st::statisticsChartActive);
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p.setPen(Qt::NoPen);
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p.drawPath(sidesPath);
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p.setBrush(inactiveColor);
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p.drawPath(inactivePath);
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|
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p.drawImage(_leftSide.min, 0, _leftCache);
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p.drawImage(_rightSide.min, 0, _rightCache);
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}
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|
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rpl::producer<Limits> ChartWidget::Footer::xPercentageLimitsChange() const {
|
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return _xPercentageLimitsChange.events();
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}
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|
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rpl::producer<> ChartWidget::Footer::userInteractionFinished() const {
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return _userInteractionFinished.events();
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}
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|
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ChartWidget::ChartAnimationController::ChartAnimationController(
|
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Fn<void()> &&updateCallback)
|
|
: _animation(std::move(updateCallback)) {
|
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}
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|
|
void ChartWidget::ChartAnimationController::setXPercentageLimits(
|
|
Data::StatisticalChart &chartData,
|
|
Limits xPercentageLimits,
|
|
const std::unique_ptr<LinearChartView> &linearChartView,
|
|
crl::time now) {
|
|
if ((_animationValueXMin.to() == xPercentageLimits.min)
|
|
&& (_animationValueXMax.to() == xPercentageLimits.max)
|
|
&& linearChartView->isFinished()) {
|
|
return;
|
|
}
|
|
start();
|
|
_animationValueXMin.start(xPercentageLimits.min);
|
|
_animationValueXMax.start(xPercentageLimits.max);
|
|
_lastUserInteracted = now;
|
|
|
|
const auto startXIndex = chartData.findStartIndex(
|
|
_animationValueXMin.to());
|
|
const auto endXIndex = chartData.findEndIndex(
|
|
startXIndex,
|
|
_animationValueXMax.to());
|
|
_currentXIndices = { float64(startXIndex), float64(endXIndex) };
|
|
|
|
{
|
|
auto minValue = std::numeric_limits<int>::max();
|
|
auto maxValue = 0;
|
|
|
|
auto minValueFull = std::numeric_limits<int>::max();
|
|
auto maxValueFull = 0;
|
|
for (auto &l : chartData.lines) {
|
|
if (!linearChartView->isEnabled(l.id)) {
|
|
continue;
|
|
}
|
|
const auto lineMax = l.segmentTree.rMaxQ(startXIndex, endXIndex);
|
|
const auto lineMin = l.segmentTree.rMinQ(startXIndex, endXIndex);
|
|
maxValue = std::max(lineMax, maxValue);
|
|
minValue = std::min(lineMin, minValue);
|
|
|
|
maxValueFull = std::max(l.maxValue, maxValueFull);
|
|
minValueFull = std::min(l.minValue, minValueFull);
|
|
}
|
|
if (maxValue == minValue) {
|
|
return;
|
|
}
|
|
_previousFullHeightLimits = _finalHeightLimits;
|
|
_finalHeightLimits = { float64(minValue), float64(maxValue) };
|
|
if (!_previousFullHeightLimits.max) {
|
|
_previousFullHeightLimits = _finalHeightLimits;
|
|
}
|
|
if (!linearChartView->isFinished()) {
|
|
_animationValueFooterHeightMin = anim::value(
|
|
_animationValueFooterHeightMin.current(),
|
|
minValueFull);
|
|
_animationValueFooterHeightMax = anim::value(
|
|
_animationValueFooterHeightMax.current(),
|
|
maxValueFull);
|
|
} else if (!_animationValueFooterHeightMax.to()) {
|
|
// Will be finished in setChartData.
|
|
_animationValueFooterHeightMin = anim::value(0, minValueFull);
|
|
_animationValueFooterHeightMax = anim::value(0, maxValueFull);
|
|
}
|
|
}
|
|
|
|
_animationValueHeightMin = anim::value(
|
|
_animationValueHeightMin.current(),
|
|
_finalHeightLimits.min);
|
|
_animationValueHeightMax = anim::value(
|
|
_animationValueHeightMax.current(),
|
|
_finalHeightLimits.max);
|
|
|
|
{
|
|
const auto previousDelta = _previousFullHeightLimits.max
|
|
- _previousFullHeightLimits.min;
|
|
auto k = previousDelta
|
|
/ float64(_finalHeightLimits.max - _finalHeightLimits.min);
|
|
if (k > 1.) {
|
|
k = 1. / k;
|
|
}
|
|
constexpr auto kDtHeightSpeed1 = 0.03 * 2;
|
|
constexpr auto kDtHeightSpeed2 = 0.03 * 2;
|
|
constexpr auto kDtHeightSpeed3 = 0.045 * 2;
|
|
constexpr auto kDtHeightSpeedFilter = kDtHeightSpeed1 / 1.2;
|
|
constexpr auto kDtHeightSpeedThreshold1 = 0.7;
|
|
constexpr auto kDtHeightSpeedThreshold2 = 0.1;
|
|
constexpr auto kDtHeightInstantThreshold = 0.97;
|
|
if (k < 1.) {
|
|
auto &alpha = _animationValueHeightAlpha;
|
|
alpha = anim::value(
|
|
(alpha.current() == alpha.to()) ? 0. : alpha.current(),
|
|
1.);
|
|
_dtHeight.currentAlpha = 0.;
|
|
_addHorizontalLineRequests.fire({});
|
|
}
|
|
_dtHeight.speed = (!linearChartView->isFinished())
|
|
? kDtHeightSpeedFilter
|
|
: (k > kDtHeightSpeedThreshold1)
|
|
? kDtHeightSpeed1
|
|
: (k < kDtHeightSpeedThreshold2)
|
|
? kDtHeightSpeed2
|
|
: kDtHeightSpeed3;
|
|
if (k < kDtHeightInstantThreshold) {
|
|
_dtHeight.current = { 0., 0. };
|
|
}
|
|
}
|
|
}
|
|
|
|
auto ChartWidget::ChartAnimationController::addHorizontalLineRequests() const
|
|
-> rpl::producer<> {
|
|
return _addHorizontalLineRequests.events();
|
|
}
|
|
|
|
void ChartWidget::ChartAnimationController::start() {
|
|
if (!_animation.animating()) {
|
|
_animation.start();
|
|
}
|
|
}
|
|
|
|
void ChartWidget::ChartAnimationController::finish() {
|
|
_animation.stop();
|
|
_animationValueXMin.finish();
|
|
_animationValueXMax.finish();
|
|
_animationValueHeightMin.finish();
|
|
_animationValueHeightMax.finish();
|
|
_animationValueFooterHeightMin.finish();
|
|
_animationValueFooterHeightMax.finish();
|
|
_animationValueHeightAlpha.finish();
|
|
_benchmark = {};
|
|
}
|
|
|
|
void ChartWidget::ChartAnimationController::restartBottomLineAlpha() {
|
|
_bottomLineAlphaAnimationStartedAt = crl::now();
|
|
_animValueBottomLineAlpha = anim::value(0., 1.);
|
|
start();
|
|
}
|
|
|
|
void ChartWidget::ChartAnimationController::tick(
|
|
crl::time now,
|
|
std::vector<ChartHorizontalLinesData> &horizontalLines,
|
|
std::vector<BottomCaptionLineData> &dateLines,
|
|
const std::unique_ptr<LinearChartView> &linearChartView) {
|
|
if (!_animation.animating()) {
|
|
return;
|
|
}
|
|
constexpr auto kXExpandingDuration = 200.;
|
|
constexpr auto kAlphaExpandingDuration = 200.;
|
|
|
|
{
|
|
constexpr auto kIdealFPS = float64(60);
|
|
const auto currentFPS = _benchmark.lastTickedAt
|
|
? (1000. / (now - _benchmark.lastTickedAt))
|
|
: kIdealFPS;
|
|
if (!_benchmark.lastFPSSlow) {
|
|
constexpr auto kAcceptableFPS = int(30);
|
|
_benchmark.lastFPSSlow = (currentFPS < kAcceptableFPS);
|
|
}
|
|
_benchmark.lastTickedAt = now;
|
|
|
|
|
|
const auto k = (kIdealFPS / currentFPS)
|
|
// Speed up to reduce ugly frames count.
|
|
* (_benchmark.lastFPSSlow ? 2. : 1.);
|
|
const auto speed = _dtHeight.speed * k;
|
|
_dtHeight.current.min = std::min(_dtHeight.current.min + speed, 1.);
|
|
_dtHeight.current.max = std::min(_dtHeight.current.max + speed, 1.);
|
|
_dtHeight.currentAlpha = std::min(_dtHeight.currentAlpha + speed, 1.);
|
|
}
|
|
|
|
const auto dtX = std::min(
|
|
(now - _animation.started()) / kXExpandingDuration,
|
|
1.);
|
|
const auto dtBottomLineAlpha = std::min(
|
|
(now - _bottomLineAlphaAnimationStartedAt) / kAlphaExpandingDuration,
|
|
1.);
|
|
|
|
const auto isFinished = [](const anim::value &anim) {
|
|
return anim.current() == anim.to();
|
|
};
|
|
|
|
const auto xFinished = isFinished(_animationValueXMin)
|
|
&& isFinished(_animationValueXMax);
|
|
const auto yFinished = isFinished(_animationValueHeightMin)
|
|
&& isFinished(_animationValueHeightMax);
|
|
const auto alphaFinished = isFinished(_animationValueHeightAlpha)
|
|
&& isFinished(_animationValueHeightMax);
|
|
const auto bottomLineAlphaFinished = isFinished(
|
|
_animValueBottomLineAlpha);
|
|
|
|
const auto footerMinFinished = isFinished(_animationValueFooterHeightMin);
|
|
const auto footerMaxFinished = isFinished(_animationValueFooterHeightMax);
|
|
|
|
linearChartView->tick(now);
|
|
|
|
if (xFinished
|
|
&& yFinished
|
|
&& alphaFinished
|
|
&& bottomLineAlphaFinished
|
|
&& footerMinFinished
|
|
&& footerMaxFinished
|
|
&& linearChartView->isFinished()) {
|
|
const auto &lines = horizontalLines.back().lines;
|
|
if ((_finalHeightLimits.min == _animationValueHeightMin.to())
|
|
&& _finalHeightLimits.max == _animationValueHeightMax.to()) {
|
|
_animation.stop();
|
|
_benchmark = {};
|
|
}
|
|
}
|
|
if (xFinished) {
|
|
_animationValueXMin.finish();
|
|
_animationValueXMax.finish();
|
|
} else {
|
|
_animationValueXMin.update(dtX, anim::linear);
|
|
_animationValueXMax.update(dtX, anim::linear);
|
|
}
|
|
if (bottomLineAlphaFinished) {
|
|
_animValueBottomLineAlpha.finish();
|
|
_bottomLineAlphaAnimationStartedAt = 0;
|
|
} else {
|
|
_animValueBottomLineAlpha.update(
|
|
dtBottomLineAlpha,
|
|
anim::easeInCubic);
|
|
}
|
|
if (!yFinished) {
|
|
_animationValueHeightMin.update(
|
|
_dtHeight.current.min,
|
|
anim::easeInCubic);
|
|
_animationValueHeightMax.update(
|
|
_dtHeight.current.max,
|
|
anim::easeInCubic);
|
|
|
|
for (auto &horizontalLine : horizontalLines) {
|
|
horizontalLine.computeRelative(
|
|
_animationValueHeightMax.current(),
|
|
_animationValueHeightMin.current());
|
|
}
|
|
}
|
|
if (!footerMinFinished) {
|
|
_animationValueFooterHeightMin.update(
|
|
_dtHeight.current.min,
|
|
anim::sineInOut);
|
|
}
|
|
if (!footerMaxFinished) {
|
|
_animationValueFooterHeightMax.update(
|
|
_dtHeight.current.max,
|
|
anim::sineInOut);
|
|
}
|
|
|
|
if (!alphaFinished) {
|
|
_animationValueHeightAlpha.update(
|
|
_dtHeight.currentAlpha,
|
|
anim::easeInCubic);
|
|
const auto value = _animationValueHeightAlpha.current();
|
|
|
|
for (auto &horizontalLine : horizontalLines) {
|
|
horizontalLine.alpha = horizontalLine.fixedAlpha * (1. - value);
|
|
}
|
|
horizontalLines.back().alpha = value;
|
|
if (value == 1.) {
|
|
while (horizontalLines.size() > 1) {
|
|
const auto startIt = begin(horizontalLines);
|
|
if (!startIt->alpha) {
|
|
horizontalLines.erase(startIt);
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!bottomLineAlphaFinished) {
|
|
const auto value = _animValueBottomLineAlpha.current();
|
|
for (auto &date : dateLines) {
|
|
date.alpha = (1. - value) * date.fixedAlpha;
|
|
}
|
|
dateLines.back().alpha = value;
|
|
} else {
|
|
if (dateLines.size() > 1) {
|
|
const auto data = dateLines.back();
|
|
dateLines.clear();
|
|
dateLines.push_back(data);
|
|
}
|
|
}
|
|
}
|
|
|
|
Limits ChartWidget::ChartAnimationController::currentXLimits() const {
|
|
return { _animationValueXMin.current(), _animationValueXMax.current() };
|
|
}
|
|
|
|
Limits ChartWidget::ChartAnimationController::currentXIndices() const {
|
|
return _currentXIndices;
|
|
}
|
|
|
|
Limits ChartWidget::ChartAnimationController::finalXLimits() const {
|
|
return { _animationValueXMin.to(), _animationValueXMax.to() };
|
|
}
|
|
|
|
Limits ChartWidget::ChartAnimationController::currentHeightLimits() const {
|
|
return {
|
|
_animationValueHeightMin.current(),
|
|
_animationValueHeightMax.current(),
|
|
};
|
|
}
|
|
|
|
auto ChartWidget::ChartAnimationController::currentFooterHeightLimits() const
|
|
-> Limits {
|
|
return {
|
|
_animationValueFooterHeightMin.current(),
|
|
_animationValueFooterHeightMax.current(),
|
|
};
|
|
}
|
|
|
|
Limits ChartWidget::ChartAnimationController::finalHeightLimits() const {
|
|
return _finalHeightLimits;
|
|
}
|
|
|
|
float64 ChartWidget::ChartAnimationController::detailsProgress(
|
|
crl::time now,
|
|
const Limits &appearedOnXLimits) const {
|
|
const auto xLimitsChanged = false
|
|
|| (appearedOnXLimits.min != _animationValueXMin.to())
|
|
|| (appearedOnXLimits.max != _animationValueXMax.to());
|
|
return (_animation.animating() && xLimitsChanged)
|
|
? std::clamp(
|
|
(now - _animation.started()) / float64(kExpandingDelay),
|
|
0.,
|
|
1.)
|
|
: 0.;
|
|
}
|
|
|
|
bool ChartWidget::ChartAnimationController::animating() const {
|
|
return _animation.animating();
|
|
}
|
|
|
|
bool ChartWidget::ChartAnimationController::footerAnimating() const {
|
|
return (_animationValueFooterHeightMin.current()
|
|
!= _animationValueFooterHeightMin.to())
|
|
|| (_animationValueFooterHeightMax.current()
|
|
!= _animationValueFooterHeightMax.to());
|
|
}
|
|
|
|
bool ChartWidget::ChartAnimationController::isFPSSlow() const {
|
|
return _benchmark.lastFPSSlow;
|
|
}
|
|
|
|
ChartWidget::ChartWidget(not_null<Ui::RpWidget*> parent)
|
|
: Ui::RpWidget(parent)
|
|
, _chartArea(base::make_unique_q<RpMouseWidget>(this))
|
|
, _header(std::make_unique<Header>(this))
|
|
, _footer(std::make_unique<Footer>(this))
|
|
, _animationController([=] {
|
|
_chartArea->update();
|
|
if (_animationController.footerAnimating()
|
|
|| !_linearChartView->isFinished()) {
|
|
_footer->update();
|
|
}
|
|
}) {
|
|
setupChartArea();
|
|
setupFooter();
|
|
}
|
|
|
|
int ChartWidget::resizeGetHeight(int newWidth) {
|
|
if (_filterButtons) {
|
|
auto texts = std::vector<QString>();
|
|
auto colors = std::vector<QColor>();
|
|
auto ids = std::vector<int>();
|
|
texts.reserve(_chartData.lines.size());
|
|
colors.reserve(_chartData.lines.size());
|
|
ids.reserve(_chartData.lines.size());
|
|
for (const auto &line : _chartData.lines) {
|
|
texts.push_back(line.name);
|
|
colors.push_back(line.color);
|
|
ids.push_back(line.id);
|
|
}
|
|
|
|
_filterButtons->fillButtons(texts, colors, ids, newWidth);
|
|
}
|
|
const auto filtersHeight = _filterButtons
|
|
? _filterButtons->height()
|
|
: 0;
|
|
const auto resultHeight = st::statisticsChartHeight
|
|
+ st::statisticsChartFooterHeight
|
|
+ st::statisticsChartFooterSkip
|
|
+ filtersHeight
|
|
+ st::statisticsChartHeaderHeight;
|
|
{
|
|
_header->setGeometry(
|
|
0,
|
|
0,
|
|
newWidth,
|
|
st::statisticsChartHeaderHeight);
|
|
_footer->setGeometry(
|
|
0,
|
|
resultHeight - st::statisticsChartFooterHeight - filtersHeight,
|
|
newWidth,
|
|
st::statisticsChartFooterHeight);
|
|
if (_filterButtons) {
|
|
_filterButtons->moveToLeft(0, resultHeight - filtersHeight);
|
|
}
|
|
_chartArea->setGeometry(
|
|
0,
|
|
st::statisticsChartHeaderHeight,
|
|
newWidth,
|
|
resultHeight
|
|
- st::statisticsChartFooterHeight
|
|
- filtersHeight
|
|
- st::statisticsChartFooterSkip);
|
|
|
|
{
|
|
updateChartFullWidth(newWidth);
|
|
updateBottomDates();
|
|
}
|
|
}
|
|
return resultHeight;
|
|
}
|
|
|
|
void ChartWidget::updateChartFullWidth(int w) {
|
|
const auto finalXLimits = _animationController.finalXLimits();
|
|
_bottomLine.chartFullWidth = w / (finalXLimits.max - finalXLimits.min);
|
|
}
|
|
|
|
QRect ChartWidget::chartAreaRect() const {
|
|
return _chartArea->rect()
|
|
- QMargins(
|
|
st::lineWidth,
|
|
st::boxTextFont->height,
|
|
st::lineWidth,
|
|
st::lineWidth + st::statisticsChartBottomCaptionHeight);
|
|
}
|
|
|
|
void ChartWidget::setupChartArea() {
|
|
_chartArea->paintRequest(
|
|
) | rpl::start_with_next([=](const QRect &r) {
|
|
auto p = QPainter(_chartArea.get());
|
|
|
|
const auto now = crl::now();
|
|
|
|
_animationController.tick(
|
|
now,
|
|
_horizontalLines,
|
|
_bottomLine.dates,
|
|
_linearChartView);
|
|
|
|
const auto chartRect = chartAreaRect();
|
|
|
|
p.fillRect(r, st::boxBg);
|
|
|
|
for (auto &horizontalLine : _horizontalLines) {
|
|
PaintHorizontalLines(p, horizontalLine, chartRect);
|
|
}
|
|
|
|
const auto detailsAlpha = 1.
|
|
- _animationController.detailsProgress(
|
|
now,
|
|
_details.appearedOnXLimits);
|
|
|
|
if (_details.widget) {
|
|
if (!detailsAlpha && _details.currentX) {
|
|
_details.widget->hide();
|
|
_details.widget->setXIndex(-1);
|
|
_details.currentX = 0;
|
|
_details.appearedOnXLimits = {};
|
|
}
|
|
if (_details.currentX) {
|
|
const auto lineRect = QRectF(
|
|
_details.currentX - (st::lineWidth / 2.),
|
|
0,
|
|
st::lineWidth,
|
|
_chartArea->height());
|
|
const auto opacity = ScopedPainterOpacity(p, detailsAlpha);
|
|
p.fillRect(lineRect, st::windowSubTextFg);
|
|
_details.widget->setAlpha(detailsAlpha);
|
|
for (const auto &line : _chartData.lines) {
|
|
_details.widget->setLineAlpha(
|
|
line.id,
|
|
_linearChartView->alpha(line.id));
|
|
}
|
|
}
|
|
}
|
|
|
|
if (_chartData) {
|
|
// p.setRenderHint(
|
|
// QPainter::Antialiasing,
|
|
// !_animationController.isFPSSlow()
|
|
// || !_animationController.animating());
|
|
PainterHighQualityEnabler hp(p);
|
|
_linearChartView->paint(
|
|
p,
|
|
_chartData,
|
|
_animationController.currentXIndices(),
|
|
_animationController.currentXLimits(),
|
|
_animationController.currentHeightLimits(),
|
|
chartRect,
|
|
false);
|
|
}
|
|
|
|
for (auto &horizontalLine : _horizontalLines) {
|
|
PaintCaptionsToHorizontalLines(p, horizontalLine, chartRect);
|
|
}
|
|
{
|
|
const auto bottom = r
|
|
- QMargins{ 0, rect::bottom(chartRect), 0, 0 };
|
|
p.fillRect(bottom, st::boxBg);
|
|
p.fillRect(
|
|
QRect(bottom.x(), bottom.y(), bottom.width(), st::lineWidth),
|
|
st::windowSubTextFg);
|
|
}
|
|
if (_details.widget && (detailsAlpha > 0.)) {
|
|
auto hq = PainterHighQualityEnabler(p);
|
|
auto o = ScopedPainterOpacity(p, detailsAlpha);
|
|
_linearChartView->paintSelectedXIndex(
|
|
p,
|
|
_chartData,
|
|
_animationController.currentXLimits(),
|
|
_animationController.currentHeightLimits(),
|
|
chartRect,
|
|
_details.widget->xIndex());
|
|
}
|
|
|
|
p.setPen(st::windowSubTextFg);
|
|
PaintBottomLine(
|
|
p,
|
|
_bottomLine.dates,
|
|
_chartData,
|
|
_animationController.finalXLimits(),
|
|
_bottomLine.chartFullWidth,
|
|
_chartArea->width(),
|
|
rect::bottom(chartRect),
|
|
_bottomLine.captionIndicesOffset);
|
|
}, _footer->lifetime());
|
|
}
|
|
|
|
void ChartWidget::updateBottomDates() {
|
|
if (!_chartData || !_bottomLine.chartFullWidth) {
|
|
return;
|
|
}
|
|
const auto d = _bottomLine.chartFullWidth * _chartData.oneDayPercentage;
|
|
const auto k = _chartArea->width() / d;
|
|
const auto stepRaw = int(k / 6);
|
|
|
|
_bottomLine.captionIndicesOffset = 0
|
|
+ st::statisticsChartBottomCaptionMaxWidth
|
|
/ int(_chartArea->width() / float64(_chartData.x.size()));
|
|
|
|
const auto isCurrentNull = (_bottomLine.current.stepMinFast == 0);
|
|
if (!isCurrentNull
|
|
&& (stepRaw < _bottomLine.current.stepMax)
|
|
&& (stepRaw > _bottomLine.current.stepMin)) {
|
|
return;
|
|
}
|
|
const auto highestOneBit = [](unsigned int v) {
|
|
if (!v) {
|
|
return 0;
|
|
}
|
|
auto r = unsigned(1);
|
|
|
|
while (v >>= 1) {
|
|
r *= 2;
|
|
}
|
|
return int(r);
|
|
};
|
|
const auto step = highestOneBit(stepRaw) << 1;
|
|
if (!isCurrentNull && (_bottomLine.current.step == step)) {
|
|
return;
|
|
}
|
|
|
|
constexpr auto kStepRatio = 0.1;
|
|
constexpr auto kFastStepOffset = 4;
|
|
const auto stepMax = int(step + step * kStepRatio);
|
|
const auto stepMin = int(step - step * kStepRatio);
|
|
const auto stepMinFast = stepMin - kFastStepOffset;
|
|
|
|
auto data = BottomCaptionLineData{
|
|
.step = step,
|
|
.stepMax = stepMax,
|
|
.stepMin = stepMin,
|
|
.stepMinFast = stepMinFast,
|
|
.stepRaw = stepRaw,
|
|
.alpha = 1.,
|
|
};
|
|
|
|
if (isCurrentNull) {
|
|
_bottomLine.current = data;
|
|
_bottomLine.dates.push_back(data);
|
|
return;
|
|
}
|
|
|
|
_bottomLine.current = data;
|
|
|
|
for (auto &date : _bottomLine.dates) {
|
|
date.fixedAlpha = date.alpha;
|
|
}
|
|
|
|
_bottomLine.dates.push_back(data);
|
|
if (_bottomLine.dates.size() > 2) {
|
|
_bottomLine.dates.erase(begin(_bottomLine.dates));
|
|
}
|
|
|
|
_animationController.restartBottomLineAlpha();
|
|
}
|
|
|
|
void ChartWidget::updateHeader() {
|
|
if (!_chartData) {
|
|
return;
|
|
}
|
|
const auto indices = _animationController.currentXIndices();
|
|
_header->setRightInfo(_chartData.getDayString(indices.min)
|
|
+ ' '
|
|
+ QChar(8212)
|
|
+ ' '
|
|
+ _chartData.getDayString(indices.max));
|
|
_header->update();
|
|
}
|
|
|
|
void ChartWidget::setupFooter() {
|
|
_footer->setPaintChartCallback([=, fullXLimits = Limits{ 0., 1. }](
|
|
QPainter &p,
|
|
const QRect &r) {
|
|
if (_chartData) {
|
|
p.fillRect(r, st::boxBg);
|
|
// p.setRenderHint(
|
|
// QPainter::Antialiasing,
|
|
// !_animationController.isFPSSlow()
|
|
// || !_animationController.animating());
|
|
PainterHighQualityEnabler hp(p);
|
|
_linearChartView->paint(
|
|
p,
|
|
_chartData,
|
|
{ 0., float64(_chartData.x.size() - 1) },
|
|
fullXLimits,
|
|
_animationController.currentFooterHeightLimits(),
|
|
r,
|
|
true);
|
|
}
|
|
});
|
|
|
|
_animationController.addHorizontalLineRequests(
|
|
) | rpl::start_with_next([=] {
|
|
addHorizontalLine(_animationController.finalHeightLimits(), true);
|
|
_animationController.start();
|
|
}, _footer->lifetime());
|
|
|
|
_footer->xPercentageLimitsChange(
|
|
) | rpl::start_with_next([=](Limits xPercentageLimits) {
|
|
const auto now = crl::now();
|
|
_animationController.setXPercentageLimits(
|
|
_chartData,
|
|
xPercentageLimits,
|
|
_linearChartView,
|
|
now);
|
|
updateChartFullWidth(_chartArea->width());
|
|
updateBottomDates();
|
|
updateHeader();
|
|
if ((now - _lastHeightLimitsChanged) < kHeightLimitsUpdateTimeout) {
|
|
return;
|
|
}
|
|
_lastHeightLimitsChanged = now;
|
|
addHorizontalLine(_animationController.finalHeightLimits(), true);
|
|
}, _footer->lifetime());
|
|
}
|
|
|
|
void ChartWidget::setupDetails() {
|
|
if (!_chartData) {
|
|
_details = {};
|
|
_chartArea->update();
|
|
return;
|
|
}
|
|
const auto maxAbsoluteValue = [&] {
|
|
auto maxValue = 0;
|
|
for (const auto &l : _chartData.lines) {
|
|
maxValue = std::max(l.maxValue, maxValue);
|
|
}
|
|
return maxValue;
|
|
}();
|
|
_details.widget = base::make_unique_q<PointDetailsWidget>(
|
|
this,
|
|
_chartData,
|
|
maxAbsoluteValue,
|
|
_zoomEnabled);
|
|
_details.widget->setClickedCallback([=] {
|
|
if (const auto index = _details.widget->xIndex(); index >= 0) {
|
|
_zoomRequests.fire_copy(_chartData.x[index]);
|
|
}
|
|
});
|
|
|
|
_details.widget->shownValue(
|
|
) | rpl::start_with_next([=](bool shown) {
|
|
if (shown && _details.widget->xIndex() < 0) {
|
|
_details.widget->hide();
|
|
}
|
|
}, _details.widget->lifetime());
|
|
|
|
_chartArea->mouseStateChanged(
|
|
) | rpl::start_with_next([=](const RpMouseWidget::State &state) {
|
|
if (_animationController.animating()) {
|
|
return;
|
|
}
|
|
switch (state.mouseState) {
|
|
case QEvent::MouseButtonPress:
|
|
case QEvent::MouseMove: {
|
|
const auto chartRect = chartAreaRect();
|
|
const auto pointerRatio = std::clamp(
|
|
state.point.x() / float64(chartRect.width()),
|
|
0.,
|
|
1.);
|
|
const auto currentXLimits = _animationController.finalXLimits();
|
|
const auto rawXPercentage = anim::interpolateF(
|
|
currentXLimits.min,
|
|
currentXLimits.max,
|
|
pointerRatio);
|
|
const auto nearestXPercentageIt = ranges::lower_bound(
|
|
_chartData.xPercentage,
|
|
rawXPercentage);
|
|
const auto nearestXIndex = std::distance(
|
|
begin(_chartData.xPercentage),
|
|
nearestXPercentageIt);
|
|
_details.currentX = 0
|
|
+ chartRect.width() * InterpolationRatio(
|
|
currentXLimits.min,
|
|
currentXLimits.max,
|
|
*nearestXPercentageIt);
|
|
_details.appearedOnXLimits = currentXLimits;
|
|
const auto xLeft = _details.currentX
|
|
- _details.widget->width();
|
|
const auto x = (xLeft >= 0)
|
|
? xLeft
|
|
: ((_details.currentX
|
|
+ _details.widget->width()
|
|
- _chartArea->width()) > 0)
|
|
? 0
|
|
: _details.currentX;
|
|
_details.widget->moveToLeft(x, _chartArea->y());
|
|
_details.widget->setXIndex(nearestXIndex);
|
|
_details.widget->show();
|
|
_chartArea->update();
|
|
} break;
|
|
case QEvent::MouseButtonRelease: {
|
|
} break;
|
|
}
|
|
}, _details.widget->lifetime());
|
|
}
|
|
|
|
void ChartWidget::setupFilterButtons() {
|
|
if (!_chartData || (_chartData.lines.size() <= 1)) {
|
|
_filterButtons = nullptr;
|
|
_chartArea->update();
|
|
return;
|
|
}
|
|
_filterButtons = base::make_unique_q<ChartLinesFilterWidget>(this);
|
|
|
|
_filterButtons->buttonEnabledChanges(
|
|
) | rpl::start_with_next([=](const ChartLinesFilterWidget::Entry &e) {
|
|
const auto now = crl::now();
|
|
_linearChartView->setEnabled(e.id, e.enabled, now);
|
|
|
|
_animationController.setXPercentageLimits(
|
|
_chartData,
|
|
_animationController.currentXLimits(),
|
|
_linearChartView,
|
|
now);
|
|
}, _filterButtons->lifetime());
|
|
}
|
|
|
|
void ChartWidget::setChartData(Data::StatisticalChart chartData) {
|
|
_chartData = std::move(chartData);
|
|
|
|
_linearChartView = std::make_unique<LinearChartView>();
|
|
|
|
setupDetails();
|
|
setupFilterButtons();
|
|
|
|
_animationController.setXPercentageLimits(
|
|
_chartData,
|
|
{ _chartData.xPercentage.front(), _chartData.xPercentage.back() },
|
|
_linearChartView,
|
|
0);
|
|
updateChartFullWidth(_chartArea->width());
|
|
updateHeader();
|
|
updateBottomDates();
|
|
_animationController.finish();
|
|
addHorizontalLine(_animationController.finalHeightLimits(), false);
|
|
|
|
RpWidget::showChildren();
|
|
_chartArea->update();
|
|
_footer->update();
|
|
RpWidget::resizeToWidth(width());
|
|
}
|
|
|
|
void ChartWidget::setTitle(rpl::producer<QString> &&title) {
|
|
std::move(
|
|
title
|
|
) | rpl::start_with_next([=](QString t) {
|
|
_header->setTitle(std::move(t));
|
|
_header->update();
|
|
}, _header->lifetime());
|
|
}
|
|
|
|
void ChartWidget::setZoomedChartData(
|
|
Data::StatisticalChart chartData,
|
|
float64 x) {
|
|
_zoomedChartWidget = base::make_unique_q<ChartWidget>(
|
|
dynamic_cast<Ui::RpWidget*>(parentWidget()));
|
|
_zoomedChartWidget->setChartData(std::move(chartData));
|
|
geometryValue(
|
|
) | rpl::start_with_next([=](const QRect &geometry) {
|
|
_zoomedChartWidget->moveToLeft(geometry.x(), geometry.y());
|
|
}, _zoomedChartWidget->lifetime());
|
|
_zoomedChartWidget->show();
|
|
_zoomedChartWidget->resizeToWidth(width());
|
|
|
|
const auto customHeader = Ui::CreateChild<Header>(
|
|
_zoomedChartWidget.get());
|
|
const auto xIndex = std::distance(
|
|
begin(_chartData.x),
|
|
ranges::find(_chartData.x, x));
|
|
if ((xIndex >= 0) && (xIndex < _chartData.x.size())) {
|
|
customHeader->setRightInfo(_chartData.getDayString(xIndex));
|
|
}
|
|
|
|
const auto zoomOutButton = Ui::CreateChild<Ui::RoundButton>(
|
|
customHeader,
|
|
tr::lng_stats_zoom_out(),
|
|
st::statisticsHeaderButton);
|
|
zoomOutButton->setTextTransform(
|
|
Ui::RoundButton::TextTransform::NoTransform);
|
|
zoomOutButton->setClickedCallback([=] {
|
|
shownValue(
|
|
) | rpl::start_with_next([=](bool shown) {
|
|
if (shown) {
|
|
_zoomedChartWidget = nullptr;
|
|
}
|
|
}, _zoomedChartWidget->lifetime());
|
|
Ui::Animations::ShowWidgets({ this });
|
|
Ui::Animations::HideWidgets({ _zoomedChartWidget.get() });
|
|
});
|
|
|
|
Ui::Animations::ShowWidgets({ _zoomedChartWidget.get(), customHeader });
|
|
Ui::Animations::HideWidgets({ this });
|
|
|
|
customHeader->setGeometry(0, 0, width(), st::statisticsChartHeaderHeight);
|
|
zoomOutButton->moveToLeft(0, 0);
|
|
}
|
|
|
|
void ChartWidget::addHorizontalLine(Limits newHeight, bool animated) {
|
|
const auto newLinesData = ChartHorizontalLinesData(
|
|
newHeight.max,
|
|
newHeight.min,
|
|
true);
|
|
if (!animated) {
|
|
_horizontalLines.clear();
|
|
}
|
|
for (auto &horizontalLine : _horizontalLines) {
|
|
horizontalLine.fixedAlpha = horizontalLine.alpha;
|
|
}
|
|
_horizontalLines.push_back(newLinesData);
|
|
if (!animated) {
|
|
_horizontalLines.back().alpha = 1.;
|
|
}
|
|
}
|
|
|
|
rpl::producer<float64> ChartWidget::zoomRequests() {
|
|
_zoomEnabled = true;
|
|
setupDetails();
|
|
return _zoomRequests.events();
|
|
}
|
|
|
|
} // namespace Statistic
|