132 lines
3.9 KiB
C++
132 lines
3.9 KiB
C++
/* This file is part of Clementine.
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Copyright 2010, David Sansome <me@davidsansome.com>
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Clementine is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Clementine is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Clementine. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "tagwidget.h"
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#include <QPainter>
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#include <QPropertyAnimation>
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#include "internet/core/internetmimedata.h"
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#include "internet/core/internetmodel.h"
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#include "internet/lastfm/lastfmservice.h"
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#include "playlist/playlistitemmimedata.h"
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#include "smartplaylists/generator.h"
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#include "smartplaylists/generatormimedata.h"
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#include "smartplaylists/querygenerator.h"
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#include "ui/flowlayout.h"
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#include "ui/iconloader.h"
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const int TagWidgetTag::kIconSize = 16;
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const int TagWidgetTag::kIconTextSpacing = 8;
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const int TagWidgetTag::kHPadding = 6;
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const int TagWidgetTag::kVPadding = 2;
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TagWidgetTag::TagWidgetTag(const QIcon& icon, const QString& text,
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QWidget* parent)
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: QWidget(parent),
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text_(text),
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icon_(icon),
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opacity_(0.0),
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animation_(new QPropertyAnimation(this, "background_opacity", this)) {
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setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
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}
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QSize TagWidgetTag::sizeHint() const {
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QSize text = fontMetrics().size(0, text_);
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QSize icon(kIconSize + kIconTextSpacing, kIconSize);
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return QSize(kHPadding + icon.width() + text.width() + kHPadding,
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kVPadding + qMax(text.height(), icon.height()) + kVPadding);
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}
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void TagWidgetTag::set_background_opacity(float opacity) {
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opacity_ = opacity;
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update();
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}
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void TagWidgetTag::enterEvent(QEvent*) {
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animation_->stop();
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animation_->setEndValue(1.0);
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animation_->setDuration(80);
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animation_->start();
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}
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void TagWidgetTag::leaveEvent(QEvent*) {
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animation_->stop();
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animation_->setEndValue(0.0);
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animation_->setDuration(160);
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animation_->start();
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}
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void TagWidgetTag::paintEvent(QPaintEvent*) {
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QPainter p(this);
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const QRect tag_rect(rect());
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const QRect icon_rect(tag_rect.topLeft() + QPoint(kHPadding, kVPadding),
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QSize(kIconSize, kIconSize));
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const QRect text_rect(
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icon_rect.topRight() + QPoint(kIconTextSpacing, 0),
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QSize(tag_rect.width() - icon_rect.right() - kIconTextSpacing - kHPadding,
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icon_rect.height()));
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// Use the tag's opacity
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p.setOpacity(0.3 + opacity_ * 0.7);
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// Background
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QColor background_color = palette().color(QPalette::Highlight);
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background_color.setAlpha(128);
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p.setRenderHint(QPainter::Antialiasing);
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p.setPen(QPen(palette().dark(), 1.0));
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p.setBrush(background_color);
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p.drawRoundedRect(tag_rect, 5, 5);
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// Icon
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p.drawPixmap(icon_rect, icon_.pixmap(kIconSize));
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// Text
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p.setOpacity(1.0);
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p.setPen(palette().color(QPalette::Text));
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p.drawText(text_rect, text_);
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}
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void TagWidgetTag::mouseReleaseEvent(QMouseEvent*) { emit Clicked(); }
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void TagWidgetTag::contextMenuEvent(QContextMenuEvent*) { emit Clicked(); }
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TagWidget::TagWidget(Type type, QWidget* parent)
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: QWidget(parent), type_(type) {
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setLayout(new FlowLayout(4, 6, 4));
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}
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void TagWidget::AddTag(const QString& tag) {
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if (tag.isEmpty()) return;
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TagWidgetTag* widget = new TagWidgetTag(icon_, tag, this);
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connect(widget, SIGNAL(Clicked()), SLOT(TagClicked()));
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layout()->addWidget(widget);
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tags_ << widget;
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}
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void TagWidget::TagClicked() {
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TagWidgetTag* tag = qobject_cast<TagWidgetTag*>(sender());
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if (!tag) return;
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emit DoGlobalSearch(tag->text());
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}
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