[widgets] start handling drag

Hardware/3rdparty/bugui

@@ -1 +1 @@
-Subproject commit d1cdce9329c01e98343d798adbe76c7df0013aec
+Subproject commit 92dbd6d9d49bd13e573fa644e71561c696423140

Hardware/Controller.cpp

@@ -40,6 +40,15 @@ bool Controller::on_double_press(int x, int y)
   return false;
 }
 
+bool Controller::on_drag(int from_x, int from_y, int to_x, int to_y)
+{
+  for (auto& w : widgets)
+    if (w->on_drag(from_x, from_y, to_x, to_y))
+      return true;
+
+  return false;
+}
+
 void Controller::on_play(bool pressed)
 {
   if (m_shift)

Hardware/Controller.hpp

@@ -31,6 +31,7 @@ public:
   
   bool on_press(int x, int y, bool pressed) override;
   bool on_double_press(int x, int y) override;
+  bool on_drag(int from_x, int from_y, int to_x, int to_y) override;
 
 private:
   Scenario::IntervalModel* interval;

Hardware/Widgets/IntervalWidget.cpp

@@ -62,6 +62,20 @@ bool IntervalWidget::on_double_press(int x, int y)
   return true;
 }
 
+bool IntervalWidget::on_drag(int from_x, int from_y, int to_x, int to_y)
+{
+  if (!is_inside(from_x, from_y)) return false;
+
+  if (from_y != to_y)
+  {
+    double new_percentage{(1 / static_cast<double>(parent->height())) * to_y};
+    model.requestHeightChange(new_percentage);
+    parent->update();
+  }
+
+  return true;
+}
+
 const Scenario::IntervalModel &IntervalWidget::get_model() const
 {
   return model;

Hardware/Widgets/IntervalWidget.hpp

@@ -14,6 +14,7 @@ struct IntervalWidget final : bugui::base_widget
   void paint(bugui::painter& painter) const override;
   bool on_press(int x, int y, bool pressed) override;
   bool on_double_press(int x, int y) override;
+  bool on_drag(int from_x, int from_y, int to_x, int to_y) override;
 
   int x() const override;
   int y() const override;

Hardware/Widgets/ScenarioWidget.cpp

@@ -44,6 +44,16 @@ bool ScenarioWidget::on_double_press(int x, int y)
   return true;
 }
 
+bool ScenarioWidget::on_drag(int from_x, int from_y, int to_x, int to_y)
+{
+  if (!is_inside(from_x, from_y)) return false;
+
+  for (auto& w : widgets)
+    if (w->on_drag(from_x, from_y, to_x, to_y)) return true;
+
+  return true;
+}
+
 int ScenarioWidget::x() const
 {
   return bugui::base_widget::parent->x();

Hardware/Widgets/ScenarioWidget.hpp

@@ -20,6 +20,7 @@ public:
   void paint(bugui::painter& painter) const override;
   bool on_press(int x, int y, bool pressed) override;
   bool on_double_press(int x, int y) override;
+  bool on_drag(int from_x, int from_y, int to_x, int to_y) override;
 
   int x() const override;
   int y() const override;