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