tasks now emit floats rather than integers

Simplifies code for tasks.

app/codec/decoder.cpp

@@ -333,7 +333,7 @@ bool Decoder::HasConformedVersion(const AudioRenderingParams &params)
 void Decoder::SignalProcessingProgress(const int64_t &ts)
 {
   if (stream()->duration() != AV_NOPTS_VALUE && stream()->duration() != 0) {
-    emit IndexProgress(qRound(100.0 * static_cast<double>(ts) / static_cast<double>(stream()->duration())));
+    emit IndexProgress(static_cast<double>(ts) / static_cast<double>(stream()->duration()));
   }
 }
 

app/codec/decoder.h

@@ -242,7 +242,7 @@ signals:
    * @brief While indexing, this signal will provide progress as a percentage (0-100 inclusive) if
    * available
    */
-  void IndexProgress(int);
+  void IndexProgress(double);
 
 protected:
   void SignalProcessingProgress(const int64_t& ts);

app/dialog/progress/progress.cpp

@@ -77,12 +77,14 @@ void ProgressDialog::closeEvent(QCloseEvent *e)
 #endif
 }
 
-void ProgressDialog::SetProgress(int value)
+void ProgressDialog::SetProgress(double value)
 {
-  bar_->setValue(value);
+  int percent = qRound(100.0 * value);
+
+  bar_->setValue(percent);
 
 #ifdef Q_OS_WINDOWS
-  Core::instance()->main_window()->SetTaskbarButtonProgress(value, 100);
+  Core::instance()->main_window()->SetTaskbarButtonProgress(percent, 100);
 #endif
 }
 

app/dialog/progress/progress.h

@@ -40,7 +40,7 @@ protected:
   virtual void closeEvent(QCloseEvent *) override;
 
 public slots:
-  void SetProgress(int value);
+  void SetProgress(double value);
 
 signals:
   void Cancelled();

app/task/render/render.cpp

@@ -172,7 +172,7 @@ void RenderTask::Render(TimeRangeList range_to_cache, int divider)
 
           // Signal process
           counter++;
-          emit ProgressChanged(qRound(100.0 * static_cast<double>(counter) / static_cast<double>(nb_frames)));
+          emit ProgressChanged(static_cast<double>(counter) / static_cast<double>(nb_frames));
 
           j = download_futures.erase(j);
         } else {

app/task/task.h

@@ -135,9 +135,9 @@ signals:
    *
    * @param p
    *
-   * A value (percentage) between 0 and 100.
+   * A progress value between 0.0 and 1.0.
    */
-  void ProgressChanged(int p);
+  void ProgressChanged(double d);
 
 private:
   QString title_;

app/widget/taskview/taskviewitem.cpp

@@ -60,7 +60,7 @@ TaskViewItem::TaskViewItem(Task* task, QWidget *parent) :
   layout->addWidget(task_status_lbl_);
 
   // Connect to the task
-  connect(task_, &Task::ProgressChanged, progress_bar_, &QProgressBar::setValue);
+  connect(task_, &Task::ProgressChanged, this, &TaskViewItem::UpdateProgress);
   connect(cancel_btn_, &QPushButton::clicked, task_, &Task::Cancel, Qt::DirectConnection);
 }
 
@@ -69,4 +69,9 @@ void TaskViewItem::Failed()
   task_status_lbl_->setText(task_->GetError());
 }
 
+void TaskViewItem::UpdateProgress(double d)
+{
+  progress_bar_->setValue(qRound(100.0 * d));
+}
+
 OLIVE_NAMESPACE_EXIT

app/widget/taskview/taskviewitem.h

@@ -55,6 +55,9 @@ private:
 
   Task* task_;
 
+private slots:
+  void UpdateProgress(double d);
+
 };
 
 OLIVE_NAMESPACE_EXIT

app/window/mainwindow/mainstatusbar.cpp

@@ -72,10 +72,15 @@ void MainStatusBar::UpdateStatus()
     }
 
     bar_->setVisible(true);
-    connect(t, &Task::ProgressChanged, bar_, &QProgressBar::setValue);
+    connect(t, &Task::ProgressChanged, this, &MainStatusBar::SetProgressBarValue);
   }
 }
 
+void MainStatusBar::SetProgressBarValue(double d)
+{
+  bar_->setValue(qRound(100.0 * d));
+}
+
 void MainStatusBar::mouseDoubleClickEvent(QMouseEvent* e)
 {
   QStatusBar::mouseDoubleClickEvent(e);

app/window/mainwindow/mainstatusbar.h

@@ -48,6 +48,8 @@ protected:
 private slots:
   void UpdateStatus();
 
+  void SetProgressBarValue(double d);
+
 private:
   TaskManager* manager_;