Initial commit.

src/widgets/statusview.h

@@ -0,0 +1,173 @@
+/*
+ * Strawberry Music Player
+ * Copyright 2013, Jonas Kvinge <jonas@strawbs.net>
+ *
+ * Strawberry is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Strawberry is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Strawberry.  If not, see <http://www.gnu.org/licenses/>.
+ * 
+ */
+
+#ifndef STATUSVIEW_H
+#define STATUSVIEW_H
+
+#include "config.h"
+
+#include <QApplication>
+
+#include "core/song.h"
+#include "core/database.h"
+#include "core/application.h"
+
+#include "collection/collectionbackend.h"
+#include "collection/collectionview.h"
+#include "collection/collectionviewcontainer.h"
+
+#include "covermanager/albumcoverloaderoptions.h"
+
+class QVBoxLayout;
+class QHBoxLayout;
+class QScrollArea;
+class QWidget;
+class QTimeLine;
+class QLabel;
+class QImage;
+class QPixmap;
+class QPainter;
+
+class Application;
+class CollectionView;
+class CollectionBackend;
+
+class StatusView : public QWidget {
+  Q_OBJECT
+
+public:
+  StatusView(CollectionViewContainer *collectionviewcontainer, QWidget *parent = nullptr);
+  ~StatusView();
+  
+  static const char* kSettingsGroup;
+  static const int kPadding;
+  static const int kGradientHead;
+  static const int kGradientTail;
+  static const int kMaxCoverSize;
+  static const int kBottomOffset;
+  static const int kTopBorder;
+  
+  void SetApplication(Application *app);
+  
+public slots:
+  void SongChanged(const Song &song);
+  void SongFinished();
+  void AlbumArtLoaded(const Song& metadata, const QString &uri, const QImage &image);
+  void FadePreviousTrack(qreal value);
+
+  void LoadCoverFromFile();
+  void SaveCoverToFile();
+  void LoadCoverFromURL();
+  void SearchForCover();
+  void UnsetCover();
+  void ShowCover();
+  void SearchCoverAutomatically();
+  void AutomaticCoverSearchDone();
+   
+private:
+  QVBoxLayout *layout_;
+  QScrollArea *scrollarea_;
+  QVBoxLayout *container_layout_;
+  QWidget *container_widget_;
+
+  QWidget *widget_stopped_;
+  QWidget *widget_playing_;
+  QVBoxLayout *layout_playing_;
+  QVBoxLayout *layout_stopped_;
+  QLabel *label_stopped_top_;
+  QLabel *label_stopped_logo_;
+  QLabel *label_stopped_text_;
+  QLabel *label_playing_top_;
+  QLabel *label_playing_album_;
+  QLabel *label_playing_text_;
+
+  QPixmap *pixmap_album_;
+  QPainter *painter_album_;
+  
+  Song song_;
+  
+  CollectionView *collectionview_;
+  
+  AlbumCoverLoaderOptions cover_loader_options_;
+  
+  QImage original_;
+  
+  void CreateWidget();
+  void NoSongWidget();
+  void SongWidget();
+  void AddActions();
+  void SetImage(const QImage &image);
+  void DrawImage(QPainter *p);
+  void ScaleCover();
+  bool GetCoverAutomatically();
+  
+  Application *app_;
+  AlbumCoverChoiceController *album_cover_choice_controller_;
+
+  QAction *fit_cover_width_action_;
+
+  bool visible_;
+  int small_ideal_height_;
+  int total_height_;
+  bool fit_width_;
+  QTimeLine *show_hide_animation_;
+  QTimeLine *fade_animation_;
+  QImage image_blank_;
+  QImage image_nosong_;
+
+  // Information about the current track
+  Song metadata_;
+  QPixmap pixmap_current_;
+
+  // Holds the last track while we're fading to the new track
+  QPixmap pixmap_previous_;
+  qreal pixmap_previous_opacity_;
+
+  std::unique_ptr<QMovie> spinner_animation_;
+  bool downloading_covers_;
+  bool stopped_;
+  bool playing_;
+  
+  enum WidgetState {
+    None = 0,
+    Playing,
+    Stopped
+  };
+  WidgetState widgetstate_;
+  QMenu* menu_;
+
+protected:
+
+  bool eventFilter(QObject *, QEvent *);
+  void handlePaintEvent(QObject *object, QEvent *event);
+  void paintEvent_album(QEvent *event);
+  void contextMenuEvent(QContextMenuEvent *e);
+  void mouseReleaseEvent(QMouseEvent *);
+  void dragEnterEvent(QDragEnterEvent *e);
+  void dropEvent(QDropEvent *e);
+  void UpdateSong(const Song &song);
+  void NoSong();
+  void SwitchWidgets(WidgetState state);
+
+ private slots:
+  void UpdateNoSong();
+
+};
+
+#endif  // STATUSVIEW_H