diff options
Diffstat (limited to 'gui/groupview/Group.cpp')
| -rw-r--r-- | gui/groupview/Group.cpp | 269 |
1 files changed, 269 insertions, 0 deletions
diff --git a/gui/groupview/Group.cpp b/gui/groupview/Group.cpp new file mode 100644 index 00000000..51aa6658 --- /dev/null +++ b/gui/groupview/Group.cpp @@ -0,0 +1,269 @@ +#include "Group.h" + +#include <QModelIndex> +#include <QPainter> +#include <QtMath> +#include <QApplication> + +#include "GroupView.h" + +Group::Group(const QString &text, GroupView *view) : view(view), text(text), collapsed(false) +{ +} + +Group::Group(const Group *other) + : view(other->view), text(other->text), collapsed(other->collapsed) +{ +} + +void Group::update() +{ + firstItemIndex = firstItem().row(); + + rowHeights = QVector<int>(numRows()); + for (int i = 0; i < numRows(); ++i) + { + rowHeights[i] = view->categoryRowHeight( + view->model()->index(i * view->itemsPerRow() + firstItemIndex, 0)); + } +} + +Group::HitResults Group::hitScan(const QPoint &pos) const +{ + Group::HitResults results = Group::NoHit; + int y_start = verticalPosition(); + int body_start = y_start + headerHeight(); + int body_end = body_start + contentHeight() + 5; // FIXME: wtf is this 5? + int y = pos.y(); + // int x = pos.x(); + if (y < y_start) + { + results = Group::NoHit; + } + else if (y < body_start) + { + results = Group::HeaderHit; + int collapseSize = headerHeight() - 4; + + // the icon + QRect iconRect = QRect(view->m_leftMargin + 2, 2 + y_start, collapseSize, collapseSize); + if (iconRect.contains(pos)) + { + results |= Group::CheckboxHit; + } + } + else if (y < body_end) + { + results |= Group::BodyHit; + } + return results; +} + +void Group::drawHeader(QPainter *painter, const QStyleOptionViewItem &option) +{ + painter->setRenderHint(QPainter::Antialiasing); + + const QRect optRect = option.rect; + QFont font(QApplication::font()); + font.setBold(true); + const QFontMetrics fontMetrics = QFontMetrics(font); + + QColor outlineColor = option.palette.text().color(); + outlineColor.setAlphaF(0.35); + + //BEGIN: top left corner + { + painter->save(); + painter->setPen(outlineColor); + const QPointF topLeft(optRect.topLeft()); + QRectF arc(topLeft, QSizeF(4, 4)); + arc.translate(0.5, 0.5); + painter->drawArc(arc, 1440, 1440); + painter->restore(); + } + //END: top left corner + + //BEGIN: left vertical line + { + QPoint start(optRect.topLeft()); + start.ry() += 3; + QPoint verticalGradBottom(optRect.topLeft()); + verticalGradBottom.ry() += fontMetrics.height() + 5; + QLinearGradient gradient(start, verticalGradBottom); + gradient.setColorAt(0, outlineColor); + gradient.setColorAt(1, Qt::transparent); + painter->fillRect(QRect(start, QSize(1, fontMetrics.height() + 5)), gradient); + } + //END: left vertical line + + //BEGIN: horizontal line + { + QPoint start(optRect.topLeft()); + start.rx() += 3; + QPoint horizontalGradTop(optRect.topLeft()); + horizontalGradTop.rx() += optRect.width() - 6; + painter->fillRect(QRect(start, QSize(optRect.width() - 6, 1)), outlineColor); + } + //END: horizontal line + + //BEGIN: top right corner + { + painter->save(); + painter->setPen(outlineColor); + QPointF topRight(optRect.topRight()); + topRight.rx() -= 4; + QRectF arc(topRight, QSizeF(4, 4)); + arc.translate(0.5, 0.5); + painter->drawArc(arc, 0, 1440); + painter->restore(); + } + //END: top right corner + + //BEGIN: right vertical line + { + QPoint start(optRect.topRight()); + start.ry() += 3; + QPoint verticalGradBottom(optRect.topRight()); + verticalGradBottom.ry() += fontMetrics.height() + 5; + QLinearGradient gradient(start, verticalGradBottom); + gradient.setColorAt(0, outlineColor); + gradient.setColorAt(1, Qt::transparent); + painter->fillRect(QRect(start, QSize(1, fontMetrics.height() + 5)), gradient); + } + //END: right vertical line + + //BEGIN: checkboxy thing + { + painter->save(); + painter->setRenderHint(QPainter::Antialiasing, false); + painter->setFont(font); + QColor penColor(option.palette.text().color()); + penColor.setAlphaF(0.6); + painter->setPen(penColor); + QRect iconSubRect(option.rect); + iconSubRect.setTop(iconSubRect.top() + 7); + iconSubRect.setLeft(iconSubRect.left() + 7); + + int sizing = fontMetrics.height(); + int even = ( (sizing - 1) % 2 ); + + iconSubRect.setHeight(sizing - even); + iconSubRect.setWidth(sizing - even); + painter->drawRect(iconSubRect); + + + /* + if(collapsed) + painter->drawText(iconSubRect, Qt::AlignHCenter | Qt::AlignVCenter, "+"); + else + painter->drawText(iconSubRect, Qt::AlignHCenter | Qt::AlignVCenter, "-"); + */ + painter->setBrush(option.palette.text()); + painter->fillRect(iconSubRect.x(), iconSubRect.y() + iconSubRect.height() / 2, + iconSubRect.width(), 2, penColor); + if (collapsed) + { + painter->fillRect(iconSubRect.x() + iconSubRect.width() / 2, iconSubRect.y(), 2, + iconSubRect.height(), penColor); + } + + painter->restore(); + } + //END: checkboxy thing + + //BEGIN: text + { + QRect textRect(option.rect); + textRect.setTop(textRect.top() + 7); + textRect.setLeft(textRect.left() + 7 + fontMetrics.height() + 7); + textRect.setHeight(fontMetrics.height()); + textRect.setRight(textRect.right() - 7); + + painter->save(); + painter->setFont(font); + QColor penColor(option.palette.text().color()); + penColor.setAlphaF(0.6); + painter->setPen(penColor); + painter->drawText(textRect, Qt::AlignLeft | Qt::AlignVCenter, text); + painter->restore(); + } + //END: text +} + +int Group::totalHeight() const +{ + return headerHeight() + 5 + contentHeight(); // FIXME: wtf is that '5'? +} + +int Group::headerHeight() const +{ + QFont font(QApplication::font()); + font.setBold(true); + QFontMetrics fontMetrics(font); + + const int height = fontMetrics.height() + 1 /* 1 pixel-width gradient */ + + 11 /* top and bottom separation */; + return height; + /* + int raw = view->viewport()->fontMetrics().height() + 4; + // add english. maybe. depends on font height. + if (raw % 2 == 0) + raw++; + return std::min(raw, 25); + */ +} + +int Group::contentHeight() const +{ + if (collapsed) + { + return 0; + } + int result = 0; + for (int i = 0; i < rowHeights.size(); ++i) + { + result += rowHeights[i]; + } + return result; +} + +int Group::numRows() const +{ + return qMax(1, qCeil((qreal)numItems() / (qreal)view->itemsPerRow())); +} + +int Group::verticalPosition() const +{ + return m_verticalPosition; +} + +QList<QModelIndex> Group::items() const +{ + QList<QModelIndex> indices; + for (int i = 0; i < view->model()->rowCount(); ++i) + { + const QModelIndex index = view->model()->index(i, 0); + if (index.data(GroupViewRoles::GroupRole).toString() == text) + { + indices.append(index); + } + } + return indices; +} + +int Group::numItems() const +{ + return items().size(); +} + +QModelIndex Group::firstItem() const +{ + QList<QModelIndex> indices = items(); + return indices.isEmpty() ? QModelIndex() : indices.first(); +} + +QModelIndex Group::lastItem() const +{ + QList<QModelIndex> indices = items(); + return indices.isEmpty() ? QModelIndex() : indices.last(); +} |