Add moodbar

src/settings/moodbarsettingspage.cpp

@@ -0,0 +1,122 @@
+/*
+ * Strawberry Music Player
+ * This file was part of Clementine.
+ * Copyright 2012, David Sansome <me@davidsansome.com>
+ *
+ * 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/>.
+ *
+ */
+
+#include "config.h"
+
+#include <QIODevice>
+#include <QFile>
+#include <QByteArray>
+#include <QPixmap>
+#include <QPainter>
+#include <QSettings>
+
+#include "core/application.h"
+#include "core/mainwindow.h"
+#include "core/iconloader.h"
+#include "core/logging.h"
+
+#include "settingsdialog.h"
+
+#ifdef HAVE_MOODBAR
+#  include "moodbar/moodbarrenderer.h"
+#endif
+
+#include "moodbarsettingspage.h"
+#include "ui_moodbarsettingspage.h"
+
+const char *MoodbarSettingsPage::kSettingsGroup = "Moodbar";
+const int MoodbarSettingsPage::kMoodbarPreviewWidth = 150;
+const int MoodbarSettingsPage::kMoodbarPreviewHeight = 18;
+
+MoodbarSettingsPage::MoodbarSettingsPage(SettingsDialog* dialog)
+    : SettingsPage(dialog),
+      ui_(new Ui_MoodbarSettingsPage),
+      initialised_(false)
+      {
+
+  ui_->setupUi(this);
+  setWindowIcon(IconLoader::Load("moodbar"));
+
+  Load();
+  
+}
+
+MoodbarSettingsPage::~MoodbarSettingsPage() { delete ui_; }
+
+void MoodbarSettingsPage::Load() {
+
+  QSettings s;
+  s.beginGroup(kSettingsGroup);
+  ui_->moodbar_enabled->setChecked(s.value("enabled", false).toBool());
+  ui_->moodbar_show->setChecked(s.value("show", false).toBool());
+  ui_->moodbar_style->setCurrentIndex(s.value("style", 0).toInt());
+  ui_->moodbar_save->setChecked(s.value("save", false).toBool());
+  s.endGroup();
+
+  InitMoodbarPreviews();
+
+}
+
+void MoodbarSettingsPage::Save() {
+
+  QSettings s;
+  s.beginGroup(kSettingsGroup);
+  s.setValue("enabled", ui_->moodbar_enabled->isChecked());
+  s.setValue("show", ui_->moodbar_show->isChecked());
+  s.setValue("style", ui_->moodbar_style->currentIndex());
+  s.setValue("save", ui_->moodbar_save->isChecked());
+  s.endGroup();
+}
+
+void MoodbarSettingsPage::Cancel() {}
+
+void MoodbarSettingsPage::InitMoodbarPreviews() {
+
+  if (initialised_) return;
+  initialised_ = true;
+
+  const QSize preview_size(kMoodbarPreviewWidth, kMoodbarPreviewHeight);
+  ui_->moodbar_style->setIconSize(preview_size);
+
+  // Read the sample data
+  QFile file(":/mood/sample.mood");
+  if (!file.open(QIODevice::ReadOnly)) {
+    qLog(Warning) << "Unable to open moodbar sample file";
+    return;
+  }
+  QByteArray data(file.readAll());
+
+  // Render and set each preview
+  for (int i = 0; i < MoodbarRenderer::StyleCount; ++i) {
+
+    const MoodbarRenderer::MoodbarStyle style = MoodbarRenderer::MoodbarStyle(i);
+    const ColorVector colors = MoodbarRenderer::Colors(data, style, palette());
+
+    QPixmap pixmap(preview_size);
+    QPainter p(&pixmap);
+    MoodbarRenderer::Render(colors, &p, pixmap.rect());
+    p.end();
+
+    ui_->moodbar_style->addItem(MoodbarRenderer::StyleName(style));
+    ui_->moodbar_style->setItemData(i, pixmap, Qt::DecorationRole);
+
+  }
+
+}