#include "chtmldelegate.h"

#include <QPainter>
#include <QTextDocument>
#include <QAbstractTextDocumentLayout>


void cHTMLDelegate::paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const
{
	QStyleOptionViewItem	options	= option;
	initStyleOption(&options, index);

	painter->save();

	QTextDocument doc;
	doc.setHtml(options.text);

	options.text	= "";
	options.widget->style()->drawControl(QStyle::CE_ItemViewItem, &options, painter);

	// shift text right to make icon visible
	QSize iconSize	= options.icon.actualSize(options.rect.size());
	painter->translate(options.rect.left()+iconSize.width(), options.rect.top());
	QRect clip(0, 0, options.rect.width()+iconSize.width(), options.rect.height());

	//doc.drawContents(painter, clip);

	painter->setClipRect(clip);
	QAbstractTextDocumentLayout::PaintContext ctx;
	// set text color to red for selected item
	if (option.state & QStyle::State_Selected)
	ctx.palette.setColor(QPalette::Text, QColor("red"));
	ctx.clip		= clip;
	doc.documentLayout()->draw(painter, ctx);

	painter->restore();
}
QSize cHTMLDelegate::sizeHint(const QStyleOptionViewItem & option, const QModelIndex & index) const
{
	QStyleOptionViewItem	options	= option;
	initStyleOption(&options, index);

	QTextDocument doc;
	doc.setHtml(options.text);
	doc.setTextWidth(options.rect.width());
	return QSize(static_cast<int>(doc.idealWidth()), static_cast<int>(doc.size().height()));
}