Update the BGHash to use a color animation.

(bzr r2565.1.2)

2 files changed, 10 insertions, 24 deletions

diff --git a/unity-shared/BGHash.cpp b/unity-shared/BGHash.cpp
index 767c8f377..cc3d23236 100644
--- a/unity-shared/BGHash.cpp
+++ b/unity-shared/BGHash.cpp
@@ -31,14 +31,12 @@ namespace unity
 {
 
 BGHash::BGHash()
- : transition_animator_(500)
- , current_color_(unity::colors::Aubergine)
- , new_color_(unity::colors::Aubergine)
- , old_color_(unity::colors::Aubergine)
+ : current_color_(unity::colors::Aubergine)
 {
+ transition_animator_.SetDuration(500);
 override_color_.alpha = 0.0f;
 
- transition_animator_.animation_updated.connect(sigc::mem_fun(this, &BGHash::OnTransitionUpdated));
+ transition_animator_.updated.connect(sigc::mem_fun(this, &BGHash::OnTransitionUpdated));
 ubus_manager_.RegisterInterest(UBUS_BACKGROUND_REQUEST_COLOUR_EMIT, [&](GVariant *) { DoUbusColorEmit(); } );
 
 RefreshColor();
@@ -100,14 +98,6 @@ void BGHash::RefreshColor()
 }
 }
 
-nux::Color BGHash::InterpolateColor(nux::Color const& colora, nux::Color const& colorb, float value) const
-{
- // takes two colours, transitions between them, we can do it linearly or whatever
- // i don't think it will matter that much
- // it doesn't happen too often
- return colora + ((colorb - colora) * value);
-}
-
 void BGHash::TransitionToNewColor(nux::color::Color const& new_color)
 {
 if (new_color == current_color_)
@@ -115,16 +105,15 @@ void BGHash::TransitionToNewColor(nux::color::Color const& new_color)
 
 LOG_DEBUG(logger) << "transitioning from: " << current_color_.red << " to " << new_color.red;
 
- old_color_ = current_color_;
- new_color_ = new_color;
-
+ transition_animator_.SetStartValue(current_color_);
+ transition_animator_.SetEndValue(new_color_);
 transition_animator_.Stop();
 transition_animator_.Start();
 }
 
-void BGHash::OnTransitionUpdated(double progress)
+void BGHash::OnTransitionUpdated(nux::Color const& new_color)
 {
- current_color_ = InterpolateColor(old_color_, new_color_, progress);
+ current_color_ = new_color;
 DoUbusColorEmit();
 }
 
diff --git a/unity-shared/BGHash.h b/unity-shared/BGHash.h
index 7cbb7d4f6..b32ec1c64 100644
--- a/unity-shared/BGHash.h
+++ b/unity-shared/BGHash.h
@@ -19,8 +19,8 @@
 #ifndef BGHASH_H
 #define BGHASH_H
 
+#include <NuxCore/Animation.h>
 #include <Nux/Nux.h>
-#include "Animator.h"
 #include "UBusWrapper.h"
 
 namespace unity {
@@ -41,18 +41,15 @@ namespace unity
 void OverrideColor(nux::Color const& color);
 
 private:
- void OnTransitionUpdated(double progress);
+ void OnTransitionUpdated(nux::Color const& new_color);
 void DoUbusColorEmit();
 void TransitionToNewColor(nux::Color const& new_color);
- nux::Color InterpolateColor(nux::Color const& colora, nux::Color const& colorb, float value) const;
 nux::Color MatchColor(nux::Color const& base_color) const;
 
 private:
- Animator transition_animator_;
+ nux::animation::AnimateValue<nux::Color> transition_animator_;
 
 nux::Color current_color_; // the current colour, including steps in transitions
- nux::Color new_color_; // in transitions, the next colour, otherwise the current colour
- nux::Color old_color_; // the last colour chosen, used for transitions
 nux::Color override_color_;
 
 UBusManager ubus_manager_;