1 #include "PrettyItemDelegate.h"
2 #include "../ListModel.h"
3 #include "../fontutils.h"
4 #include "../downloaditem.h"
5 #include "../iconloader/qticonloader.h"
7 #include <QFontMetricsF>
10 const qreal PrettyItemDelegate::THUMB_HEIGHT = 90.0;
11 const qreal PrettyItemDelegate::THUMB_WIDTH = 120.0;
12 const qreal PrettyItemDelegate::PADDING = 10.0;
14 PrettyItemDelegate::PrettyItemDelegate(QObject* parent, bool downloadInfo)
15 : QStyledItemDelegate(parent),
16 downloadInfo(downloadInfo) {
17 boldFont.setBold(true);
18 smallerBoldFont = FontUtils::smallBold();
19 smallerFont = FontUtils::small();
22 progressBar = new QProgressBar(qApp->activeWindow());
23 QPalette palette = progressBar->palette();
24 palette.setColor(QPalette::Window, Qt::transparent);
25 progressBar->setPalette(palette);
26 progressBar->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Preferred);
28 } else createPlayIcon();
31 void PrettyItemDelegate::createPlayIcon() {
32 playIcon = QPixmap(THUMB_WIDTH, THUMB_HEIGHT);
33 playIcon.fill(Qt::transparent);
34 QPainter painter(&playIcon);
36 polygon << QPoint(PADDING*4, PADDING*2)
37 << QPoint(THUMB_WIDTH-PADDING*4, THUMB_HEIGHT/2)
38 << QPoint(PADDING*4, THUMB_HEIGHT-PADDING*2);
39 painter.setRenderHints(QPainter::Antialiasing, true);
40 painter.setBrush(Qt::white);
42 pen.setColor(Qt::white);
43 pen.setWidth(PADDING);
44 pen.setJoinStyle(Qt::RoundJoin);
45 pen.setCapStyle(Qt::RoundCap);
47 painter.drawPolygon(polygon);
50 PrettyItemDelegate::~PrettyItemDelegate() { }
52 QSize PrettyItemDelegate::sizeHint( const QStyleOptionViewItem& /*option*/, const QModelIndex& /*index*/ ) const {
53 return QSize( 256, THUMB_HEIGHT+1.0);
56 void PrettyItemDelegate::paint( QPainter* painter,
57 const QStyleOptionViewItem& option, const QModelIndex& index ) const {
59 int itemType = index.data(ItemTypeRole).toInt();
60 if (itemType == ItemTypeVideo) {
61 QStyleOptionViewItemV4 opt = QStyleOptionViewItemV4(option);
62 initStyleOption(&opt, index);
64 opt.widget->style()->drawControl(QStyle::CE_ItemViewItem, &opt, painter, opt.widget);
65 paintBody(painter, opt, index);
67 QStyledItemDelegate::paint( painter, option, index );
71 void PrettyItemDelegate::paintBody( QPainter* painter,
72 const QStyleOptionViewItem& option,
73 const QModelIndex& index ) const {
76 painter->translate( option.rect.topLeft() );
79 QRectF line(0, 0, option.rect.width(), option.rect.height());
80 if (downloadInfo) line.setWidth(line.width() / 2);
81 painter->setClipRect(line);
83 const bool isActive = index.data( ActiveTrackRole ).toBool();
84 const bool isSelected = option.state & QStyle::State_Selected;
86 // draw the "current track" highlight underneath the text
87 if (isActive && !isSelected) {
88 paintActiveOverlay(painter, line.x(), line.y(), line.width(), line.height());
91 // get the video metadata
92 const VideoPointer videoPointer = index.data( VideoRole ).value<VideoPointer>();
93 const Video *video = videoPointer.data();
96 if (!video->thumbnail().isNull()) {
97 painter->drawImage(QRect(0, 0, THUMB_WIDTH, THUMB_HEIGHT), video->thumbnail());
99 // play icon overlayed on the thumb
101 paintPlayIcon(painter);
105 int duration = video->duration();
106 if ( duration > 3600 )
107 timeString = QTime().addSecs(duration).toString("h:mm:ss");
109 timeString = QTime().addSecs(duration).toString("m:ss");
110 drawTime(painter, timeString, line);
114 if (isActive) painter->setFont(boldFont);
118 painter->setPen(QPen(option.palette.brush(QPalette::HighlightedText), 0));
120 painter->setPen(QPen(option.palette.brush(QPalette::Text), 0));
123 QString videoTitle = video->title();
124 QRectF textBox = line.adjusted(PADDING+THUMB_WIDTH, PADDING, -2 * PADDING, -PADDING);
125 textBox = painter->boundingRect( textBox, Qt::AlignLeft | Qt::AlignTop | Qt::TextWordWrap, videoTitle);
126 painter->drawText(textBox, Qt::AlignLeft | Qt::AlignTop | Qt::TextWordWrap, videoTitle);
128 painter->setFont(smallerFont);
131 QString publishedString = video->published().date().toString(Qt::DefaultLocaleShortDate);
132 QSizeF publishedStringSize(QFontMetrics(painter->font()).size( Qt::TextSingleLine, publishedString ) );
133 QPointF textLoc(PADDING+THUMB_WIDTH, PADDING*2 + textBox.height());
134 QRectF publishedTextBox( textLoc , publishedStringSize);
135 painter->drawText(publishedTextBox, Qt::AlignLeft | Qt::AlignTop, publishedString);
139 painter->setFont(smallerBoldFont);
140 if (!isSelected && !isActive)
141 painter->setPen(QPen(option.palette.brush(QPalette::Mid), 0));
142 QString authorString = video->author();
143 QSizeF authorStringSize(QFontMetrics(painter->font()).size( Qt::TextSingleLine, authorString ) );
144 textLoc.setX(textLoc.x() + publishedStringSize.width() + PADDING);
145 QRectF authorTextBox( textLoc , authorStringSize);
146 painter->drawText(authorTextBox, Qt::AlignLeft | Qt::AlignTop, authorString);
150 if (video->viewCount() >= 0) {
153 QString viewCountString = tr("%1 views").arg(locale.toString(video->viewCount()));
154 QSizeF viewCountStringSize(QFontMetrics(painter->font()).size( Qt::TextSingleLine, viewCountString ) );
155 textLoc.setX(textLoc.x() + authorStringSize.width() + PADDING);
156 QRectF viewCountTextBox( textLoc , viewCountStringSize);
157 painter->drawText(viewCountTextBox, Qt::AlignLeft | Qt::AlignBottom, viewCountString);
162 QLinearGradient myGradient;
165 QPointF baseline(authorTextBox.x(), authorTextBox.y() + authorTextBox.height());
167 myPath.addText(baseline, boldFont, authorString);
168 painter->setBrush(palette.color(QPalette::WindowText));
169 painter->setPen(palette.color(QPalette::Dark));
170 painter->setRenderHints (QPainter::Antialiasing, true);
171 painter->drawPath(myPath);
175 painter->setClipping(false);
176 painter->setPen(option.palette.color(QPalette::Midlight));
177 painter->drawLine(THUMB_WIDTH, THUMB_HEIGHT, option.rect.width(), THUMB_HEIGHT);
178 if (!video->thumbnail().isNull())
179 painter->setPen(Qt::black);
180 painter->drawLine(0, THUMB_HEIGHT, THUMB_WIDTH-1, THUMB_HEIGHT);
184 if (downloadInfo) paintDownloadInfo(painter, option, index);
188 void PrettyItemDelegate::paintActiveOverlay( QPainter *painter, qreal x, qreal y, qreal w, qreal h ) const {
191 QColor highlightColor = palette.color(QPalette::Highlight);
192 QColor backgroundColor = palette.color(QPalette::Base);
193 const float animation = 0.25;
194 const int gradientRange = 16;
196 QColor color2 = QColor::fromHsv(
197 highlightColor.hue(),
198 (int) (backgroundColor.saturation() * (1.0f - animation) + highlightColor.saturation() * animation),
199 (int) (backgroundColor.value() * (1.0f - animation) + highlightColor.value() * animation)
201 QColor color1 = QColor::fromHsv(
203 qMax(color2.saturation() - gradientRange, 0),
204 qMin(color2.value() + gradientRange, 255)
206 QRect rect((int) x, (int) y, (int) w, (int) h);
208 painter->setPen(Qt::NoPen);
209 QLinearGradient linearGradient(0, 0, 0, rect.height());
210 linearGradient.setColorAt(0.0, color1);
211 linearGradient.setColorAt(1.0, color2);
212 painter->setBrush(linearGradient);
213 painter->drawRect(rect);
217 void PrettyItemDelegate::paintPlayIcon(QPainter *painter) const {
219 painter->setOpacity(.5);
220 painter->drawPixmap(playIcon.rect(), playIcon);
224 void PrettyItemDelegate::drawTime(QPainter *painter, QString time, QRectF line) const {
225 static const int timePadding = 4;
226 QRectF textBox = painter->boundingRect(line, Qt::AlignLeft | Qt::AlignTop, time);
228 textBox.adjust(0, 0, timePadding, 0);
229 // move to bottom right corner of the thumb
230 textBox.translate(THUMB_WIDTH - textBox.width(), THUMB_HEIGHT - textBox.height());
233 painter->setPen(Qt::NoPen);
234 painter->setBrush(Qt::black);
235 painter->setOpacity(.5);
236 painter->drawRect(textBox);
240 painter->setPen(Qt::white);
241 painter->drawText(textBox, Qt::AlignCenter, time);
245 void PrettyItemDelegate::paintDownloadInfo( QPainter* painter,
246 const QStyleOptionViewItem& option,
247 const QModelIndex& index ) const {
249 // get the video metadata
250 const DownloadItemPointer downloadItemPointer = index.data(DownloadItemRole).value<DownloadItemPointer>();
251 const DownloadItem *downloadItem = downloadItemPointer.data();
255 const QRect line(0, 0, option.rect.width() / 2, option.rect.height());
257 painter->translate(option.rect.topLeft());
258 painter->translate(line.width(), 0);
261 DownloadItemStatus status = downloadItem->status();
263 if (status == Downloading) {
264 QString downloaded = DownloadItem::formattedFilesize(downloadItem->bytesReceived());
265 QString total = DownloadItem::formattedFilesize(downloadItem->bytesTotal());
266 QString speed = DownloadItem::formattedSpeed(downloadItem->currentSpeed());
267 QString eta = DownloadItem::formattedTime(downloadItem->remainingTime());
269 message = tr("%1 of %2 (%3) — %4").arg(
275 } else if (status == Starting) {
276 message = tr("Preparing");
277 } else if (status == Failed) {
278 message = tr("Failed") + " — " + downloadItem->errorMessage();
279 } else if (status == Finished) {
280 message = tr("Completed");
281 } else if (status == Idle) {
282 message = tr("Stopped");
285 // progressBar->setPalette(option.palette);
286 if (status == Finished) {
287 progressBar->setValue(100);
288 progressBar->setEnabled(true);
289 } else if (status == Downloading) {
290 progressBar->setValue(downloadItem->currentPercent());
291 progressBar->setEnabled(true);
293 progressBar->setValue(0);
294 progressBar->setEnabled(false);
297 int progressBarWidth = line.width() - PADDING*4 - 16;
298 progressBar->setMaximumWidth(progressBarWidth);
299 progressBar->setMinimumWidth(progressBarWidth);
301 painter->translate(PADDING, PADDING);
302 progressBar->render(painter);
305 bool downloadButtonHovered = false;
306 bool downloadButtonPressed = false;
307 const bool isHovered = index.data(HoveredItemRole).toBool();
309 downloadButtonHovered = index.data(DownloadButtonHoveredRole).toBool();
310 downloadButtonPressed = index.data(DownloadButtonPressedRole).toBool();
312 QIcon::Mode iconMode;
313 if (downloadButtonPressed) iconMode = QIcon::Selected;
314 else if (downloadButtonHovered) iconMode = QIcon::Active;
315 else iconMode = QIcon::Normal;
317 if (status != Finished && status != Failed && status != Idle) {
318 if (downloadButtonHovered) message = tr("Stop downloading");
320 QIcon closeIcon = QtIconLoader::icon("window-close");
321 painter->drawPixmap(downloadButtonRect(line), closeIcon.pixmap(16, 16, iconMode));
325 else if (status == Finished) {
326 if (downloadButtonHovered)
328 message = tr("Show in %1").arg("Finder");
330 message = tr("Open parent folder");
333 QIcon searchIcon = QtIconLoader::icon("system-search");
334 painter->drawPixmap(downloadButtonRect(line), searchIcon.pixmap(16, 16, iconMode));
338 else if (status == Failed || status == Idle) {
339 if (downloadButtonHovered) message = tr("Restart downloading");
341 QIcon searchIcon = QtIconLoader::icon("view-refresh");
342 painter->drawPixmap(downloadButtonRect(line), searchIcon.pixmap(16, 16, iconMode));
346 QRectF textBox = line.adjusted(PADDING, PADDING*2 + progressBar->sizeHint().height(), -2 * PADDING, -PADDING);
347 textBox = painter->boundingRect( textBox, Qt::AlignLeft | Qt::AlignTop | Qt::TextWordWrap, message);
348 painter->drawText(textBox, Qt::AlignLeft | Qt::AlignTop | Qt::TextWordWrap, message);
354 QRect PrettyItemDelegate::downloadButtonRect(QRect line) const {
356 line.width() - PADDING*2 - 16,
357 PADDING + progressBar->sizeHint().height() / 2 - 8,