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7ee5b10810
Remove `renderSVGIcon()` and `renderSVGIconWidth()`, as QPixmaps can be loaded directly from SVG, and support scaling. Signed-off-by: Michael Keller <github@ike.ch>
131 lines
4.4 KiB
C++
131 lines
4.4 KiB
C++
// SPDX-License-Identifier: GPL-2.0
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#include "chartlistmodel.h"
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#include "core/metrics.h"
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#include <QIcon>
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#include <QFontMetrics>
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#include <QPainter>
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ChartListModel::ChartListModel() :
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itemFont(defaultModelFont()),
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headerFont(itemFont.family(), itemFont.pointSize(), itemFont.weight(), true)
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{
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QFontMetrics fm(itemFont);
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int fontHeight = fm.height();
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int iconSize = fontHeight * 2;
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warningPixmap = QPixmap(":chart-warning-icon").scaled(fontHeight, fontHeight, Qt::KeepAspectRatio);
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initIcon(ChartSubType::Vertical, ":chart-bar-vertical-icon", iconSize);
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initIcon(ChartSubType::VerticalGrouped, ":chart-bar-grouped-vertical-icon", iconSize);
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initIcon(ChartSubType::VerticalStacked, ":chart-bar-stacked-vertical-icon", iconSize);
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initIcon(ChartSubType::Horizontal, ":chart-bar-horizontal-icon", iconSize);
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initIcon(ChartSubType::HorizontalGrouped, ":chart-bar-grouped-horizontal-icon", iconSize);
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initIcon(ChartSubType::HorizontalStacked, ":chart-bar-stacked-horizontal-icon", iconSize);
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initIcon(ChartSubType::Dots, ":chart-points-icon", iconSize);
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initIcon(ChartSubType::Box, ":chart-box-icon", iconSize);
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initIcon(ChartSubType::Pie, ":chart-pie-icon", iconSize);
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}
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ChartListModel::~ChartListModel()
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{
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}
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void ChartListModel::initIcon(ChartSubType type, const char *name, int iconSize)
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{
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QPixmap icon = QPixmap(name).scaled(iconSize, iconSize, Qt::KeepAspectRatio);
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QPixmap iconWarning = icon.copy();
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QPainter painter(&iconWarning);
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painter.drawPixmap(0, 0, warningPixmap);
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subTypeIcons[(size_t)type].normal = icon;
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subTypeIcons[(size_t)type].warning = iconWarning;
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}
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const QPixmap &ChartListModel::getIcon(ChartSubType type, bool warning) const
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{
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int idx = std::clamp((int)type, 0, (int)ChartSubType::Count);
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return warning ? subTypeIcons[idx].warning : subTypeIcons[idx].normal;
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}
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int ChartListModel::rowCount(const QModelIndex &parent) const
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{
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return parent.isValid() ? 0 : (int)items.size();
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}
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Qt::ItemFlags ChartListModel::flags(const QModelIndex &index) const
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{
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int row = index.row();
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if (index.parent().isValid() || row < 0 || row >= (int)items.size())
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return Qt::NoItemFlags;
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return items[row].isHeader ? Qt::ItemIsEnabled
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: Qt::ItemIsSelectable | Qt::ItemIsEnabled;
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}
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QHash<int, QByteArray> ChartListModel::roleNames() const
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{
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QHash<int, QByteArray> roles;
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roles[Qt::DisplayRole] = "display";
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roles[IconRole] = "icon";
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roles[IconSizeRole] = "iconSize";
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roles[ChartNameRole] = "chartName";
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roles[IsHeaderRole] = "isHeader";
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roles[Qt::UserRole] = "id";
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return roles;
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}
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QVariant ChartListModel::data(const QModelIndex &index, int role) const
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{
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int row = index.row();
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if (index.parent().isValid() || row < 0 || row >= (int)items.size())
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return QVariant();
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switch (role) {
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case Qt::FontRole:
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return items[row].isHeader ? headerFont : itemFont;
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case Qt::DisplayRole:
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return items[row].fullName;
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case Qt::DecorationRole:
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return items[row].warning ? QVariant::fromValue(QIcon(warningPixmap))
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: QVariant();
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case IconRole:
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return items[row].isHeader ? QVariant()
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: QVariant::fromValue(getIcon(items[row].subtype, items[row].warning));
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case IconSizeRole:
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return items[row].isHeader ? QVariant()
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: QVariant::fromValue(getIcon(items[row].subtype, items[row].warning).size());
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case ChartNameRole:
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return items[row].name;
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case IsHeaderRole:
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return items[row].isHeader;
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case Qt::UserRole:
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return items[row].id;
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}
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return QVariant();
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}
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int ChartListModel::update(const StatsState::ChartList &charts)
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{
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// Sort non-recommended entries to the back
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std::vector<StatsState::Chart> sorted;
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sorted.reserve(charts.charts.size());
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std::copy_if(charts.charts.begin(), charts.charts.end(), std::back_inserter(sorted),
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[] (const StatsState::Chart &chart) { return !chart.warning; });
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std::copy_if(charts.charts.begin(), charts.charts.end(), std::back_inserter(sorted),
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[] (const StatsState::Chart &chart) { return chart.warning; });
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beginResetModel();
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items.clear();
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QString act;
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int res = -1;
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for (const StatsState::Chart &chart: sorted) {
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if (act != chart.name) {
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items.push_back({ true, chart.name, QString(), (ChartSubType)-1, -1, false });
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act = chart.name;
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}
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if (charts.selected == chart.id)
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res = (int)items.size();
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QString fullName = QString("%1 / %2").arg(chart.name, chart.subtypeName);
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items.push_back({ false, chart.subtypeName, fullName, chart.subtype, chart.id, chart.warning });
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}
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endResetModel();
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emit countChanged();
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return res;
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}
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