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#include "RosterDelegate.h"
#include <QApplication>
#include <QPainter>
#include <QColor>
#include <QBrush>
#include <QFontMetrics>
#include <QPainterPath>
#include <qdebug.h>
#include "QtTreeWidgetItem.h"
namespace Swift {
RosterDelegate::RosterDelegate() : nameFont_(QApplication::font()), statusFont_(QApplication::font()), groupFont_(QApplication::font()) {
int statusFontSizeDrop = nameFont_.pointSize() >= 10 ? 2 : 0;
statusFont_.setStyle(QFont::StyleItalic);
statusFont_.setPointSize(nameFont_.pointSize() - statusFontSizeDrop);
groupFont_.setPointSize(nameFont_.pointSize() - statusFontSizeDrop);
groupFont_.setWeight(QFont::Bold);
}
QSize RosterDelegate::sizeHint(const QStyleOptionViewItem& option, const QModelIndex& index ) const {
QtTreeWidgetItem* item = static_cast<QtTreeWidgetItem*>(index.internalPointer());
if (!item || !item->isContact()) {
return groupSizeHint(option, index);
}
return contactSizeHint(option, index);
}
QSize RosterDelegate::groupSizeHint(const QStyleOptionViewItem& option, const QModelIndex& index ) const {
QFontMetrics nameMetrics(groupFont_);
return QSize(150, nameMetrics.height() + 2);
return QStyledItemDelegate::sizeHint(option, index);
}
QSize RosterDelegate::contactSizeHint(const QStyleOptionViewItem& option, const QModelIndex& index ) const {
int heightByAvatar = avatarSize_ + verticalMargin_ * 2;
QFontMetrics nameMetrics(nameFont_);
QFontMetrics statusMetrics(statusFont_);
int sizeByText = 2 * verticalMargin_ + nameMetrics.height() + statusMetrics.height();
//Doesn't work, yay! FIXME: why?
//QSize size = (option.state & QStyle::State_Selected) ? QSize(150, 80) : QSize(150, avatarSize_ + margin_ * 2);
//qDebug() << "Returning size" << size;
return QSize(150, sizeByText > heightByAvatar ? sizeByText : heightByAvatar);
}
void RosterDelegate::paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const {
QtTreeWidgetItem* item = static_cast<QtTreeWidgetItem*>(index.internalPointer());
if (item && !item->isContact()) {
paintGroup(painter, option, index);
} else {
paintContact(painter, option, index);
}
}
void RosterDelegate::paintGroup(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const {
painter->save();
painter->setPen(QPen(QColor(189, 189, 189)));
//FIXME: It looks like Qt is passing us a rectangle that's too small
//This deliberately draws outside the lines, and we need to find a better solution.
int correctionAmount = groupCornerRadius_ > 0 ? 0 : 1;
QRect region(QPoint(option.rect.left() - correctionAmount, option.rect.top()), QSize(option.rect.width() + correctionAmount, option.rect.height() - verticalMargin_));
QLinearGradient fillGradient(region.topLeft(), region.bottomLeft());
fillGradient.setColorAt(0, QColor(244, 244, 244));
fillGradient.setColorAt(0.1, QColor(231, 231, 231));
fillGradient.setColorAt(1, QColor(209, 209, 209));
QBrush backgroundBrush = QBrush(fillGradient);
QPainterPath fillPath;
fillPath.addRoundedRect(region, groupCornerRadius_, groupCornerRadius_);
QPainterPath linePath;
linePath.addRoundedRect(region, groupCornerRadius_, groupCornerRadius_);
painter->fillPath(fillPath, backgroundBrush);
painter->drawPath(linePath);
QRect textRect = region.adjusted(2 * horizontalMargin_ + 1, 0, -1 * horizontalMargin_, 0);
painter->setFont(groupFont_);
painter->setPen(QPen(QColor(254, 254, 254)));
painter->drawText(textRect.adjusted(0, 1, 0, 0), Qt::AlignTop, index.data(Qt::DisplayRole).toString());
painter->setPen(QPen(QColor(115, 115, 115)));
painter->drawText(textRect, Qt::AlignTop, index.data(Qt::DisplayRole).toString());
painter->restore();
}
void RosterDelegate::paintContact(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const {
//qDebug() << "painting" << index.data(Qt::DisplayRole).toString();
painter->save();
//QStyledItemDelegate::paint(painter, option, index);
//initStyleOption(option, index);
QRect fullRegion(option.rect);
if ( option.state & QStyle::State_Selected ) {
painter->fillRect(fullRegion, option.palette.highlight());
painter->setPen(option.palette.highlightedText().color());
} else {
QColor nameColor = index.data(Qt::TextColorRole).value<QColor>();
painter->setPen(QPen(nameColor));
}
QRect presenceIconRegion(QPoint(farLeftMargin_, fullRegion.top()), QSize(presenceIconWidth_, fullRegion.height() - verticalMargin_));
int calculatedAvatarSize = presenceIconRegion.height();
//This overlaps the presenceIcon, so must be painted first
QRect avatarRegion(QPoint(presenceIconRegion.right() - presenceIconWidth_ / 2, presenceIconRegion.top()), QSize(calculatedAvatarSize, calculatedAvatarSize));
QIcon avatar = index.data(AvatarRole).isValid() && !index.data(AvatarRole).value<QIcon>().isNull()
? index.data(AvatarRole).value<QIcon>()
: QIcon(":/icons/avatar.png");
avatar.paint(painter, avatarRegion, Qt::AlignVCenter | Qt::AlignHCenter);
//Paint the presence icon over the top of the avatar
QIcon presenceIcon = index.data(PresenceIconRole).isValid() && !index.data(PresenceIconRole).value<QIcon>().isNull()
? index.data(PresenceIconRole).value<QIcon>()
: QIcon(":/icons/offline.png");
presenceIcon.paint(painter, presenceIconRegion, Qt::AlignBottom | Qt::AlignHCenter);
painter->setFont(nameFont_);
QRect textRegion(fullRegion.adjusted(avatarRegion.right() + horizontalMargin_ * 2, 0, 0, 0));
QFontMetrics nameMetrics(nameFont_);
int nameHeight = nameMetrics.height() + verticalMargin_;
QRect nameRegion(textRegion.adjusted(0, verticalMargin_, 0, 0));
painter->drawText(nameRegion, Qt::AlignTop, index.data(Qt::DisplayRole).toString());
painter->setFont(statusFont_);
painter->setPen(QPen(QColor(160,160,160)));
QRect statusTextRegion(textRegion.adjusted(0, nameHeight, 0, 0));
painter->drawText(statusTextRegion, Qt::AlignTop, index.data(StatusTextRole).toString());
painter->restore();
}
const int RosterDelegate::avatarSize_ = 20;
const int RosterDelegate::presenceIconHeight_ = 16;
const int RosterDelegate::presenceIconWidth_ = 16;
const int RosterDelegate::groupCornerRadius_ = 0;
const int RosterDelegate::horizontalMargin_ = 2;
const int RosterDelegate::verticalMargin_ = 2;
const int RosterDelegate::farLeftMargin_ = 2;
}
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Swift