1 files changed, 110 insertions, 0 deletions
diff --git a/Swift/QtUI/Roster/GroupItemDelegate.cpp b/Swift/QtUI/Roster/GroupItemDelegate.cpp
new file mode 100644
index 0000000..6f13b40
--- /dev/null
+++ b/Swift/QtUI/Roster/GroupItemDelegate.cpp
@@ -0,0 +1,110 @@
+/*
+ * Copyright (c) 2010 Kevin Smith
+ * Licensed under the GNU General Public License v3.
+ * See Documentation/Licenses/GPLv3.txt for more information.
+ */
+
+#include "GroupItemDelegate.h"
+
+#include <QPainter>
+#include <QPen>
+
+namespace Swift {
+
+GroupItemDelegate::GroupItemDelegate() : groupFont_(QApplication::font()) {
+	groupFont_.setPointSize(common_.nameFont.pointSize() - common_.detailFontSizeDrop);
+	groupFont_.setWeight(QFont::Bold);
+}
+
+QSize GroupItemDelegate::sizeHint(const QStyleOptionViewItem& /*option*/, const QModelIndex& /*index*/) const {
+	QFontMetrics groupMetrics(groupFont_);
+	return QSize(150, groupMetrics.height() + 4);
+}
+
+void GroupItemDelegate::paint(QPainter* painter, const QStyleOptionViewItem& option, const QString& name, int rowCount, bool expanded) 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() - common_.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);
+	
+	double triangleWidth = 9;
+	double triangleHeight = 5;
+	paintExpansionTriangle(painter, region.adjusted(common_.horizontalMargin +  1, 0, 0, 0), triangleWidth, triangleHeight, expanded);
+	
+	int textLeftOffset = 3 * common_.horizontalMargin + 1 + triangleWidth;
+	QFontMetrics fontMetrics(groupFont_);
+	int textTopOffset = (option.rect.height() - fontMetrics.height()) / 2;
+	painter->setFont(groupFont_);
+	int contactCountWidth = 0;
+	QRect textRect = region.adjusted(textLeftOffset, textTopOffset, -1 * textLeftOffset, -1 * textTopOffset);
+
+	if (!expanded) {
+		QFontMetrics groupMetrics(groupFont_);
+		int contactCount = rowCount;
+		QString countString = QString("%1").arg(contactCount);
+		contactCountWidth = groupMetrics.width(countString) + 2 * common_.horizontalMargin;
+		int offsetAmount = textRect.width() - contactCountWidth + common_.horizontalMargin;
+		QRect countRect = textRect.adjusted(offsetAmount, 0, 0/*-1 * offsetAmount*/, 0);
+		//qDebug() << "Painting count string " << countString << " at " << countRect << " from offset " << offsetAmount;
+		paintShadowText(painter, countRect, countString);
+	}
+	QRect nameTextRect = textRect.adjusted(0, 0, contactCountWidth, 0);
+	paintShadowText(painter, nameTextRect, name);
+	painter->restore();
+}
+
+void GroupItemDelegate::paintExpansionTriangle(QPainter* painter, const QRect& region, int width, int height, bool expanded) const {
+	QBrush triangleBrush(QColor(110, 110, 110));
+	QBrush triangleShadowBrush(QColor(47, 47, 47));
+	QPainterPath trianglePath;
+	QPainterPath triangleShadowPath;
+	QPolygonF triangle;
+	QPolygonF triangleShadow;
+	QPointF triangleTopLeft(region.left(), region.top() + region.height() / 2 - height / 2);
+	QPointF shadowOffset(0,-1);
+	QPointF trianglePoint2;
+	QPointF trianglePoint3;
+	
+	if (expanded) {
+		triangleTopLeft += QPoint(0, 1);
+		trianglePoint2 = triangleTopLeft + QPointF(width, 0);
+		trianglePoint3 = trianglePoint2 + QPointF(-1 * (width / 2), height);
+		//qDebug() << "Plotting expanded" << triangleTopLeft << ", " << trianglePoint2 << ", " << trianglePoint3;
+	} else {
+		trianglePoint2 = triangleTopLeft + QPointF(0, width);
+		trianglePoint3 = trianglePoint2 + QPointF(height, -1 * (width / 2));
+		//qDebug() << "Plotting collapsed" << triangleTopLeft << ", " << trianglePoint2 << ", " << trianglePoint3;
+	}
+	triangle << triangleTopLeft << trianglePoint2 << trianglePoint3 << triangleTopLeft;
+	triangleShadow << triangleTopLeft + shadowOffset << trianglePoint2 + shadowOffset << trianglePoint3 + shadowOffset << triangleTopLeft + shadowOffset;
+	
+	trianglePath.addPolygon(triangle);
+	triangleShadowPath.addPolygon(triangleShadow);
+	painter->fillPath(triangleShadowPath, triangleShadowBrush);
+	painter->fillPath(trianglePath, triangleBrush);
+}
+
+void GroupItemDelegate::paintShadowText(QPainter* painter, const QRect& region, const QString& text) const {
+	painter->setPen(QPen(QColor(254, 254, 254)));
+	painter->drawText(region.adjusted(0, 1, 0, 0), Qt::AlignTop, text);
+	painter->setPen(QPen(QColor(115, 115, 115)));
+	painter->drawText(region, Qt::AlignTop, text);
+}
+
+const int GroupItemDelegate::groupCornerRadius_ = 0;
+
+}