Implement static color via special animation type

include/Animation/AllAnimations.h

@@ -4,3 +4,4 @@
 #include "ConnectionEstablishedAnimation.h"
 #include "FireAnimation.h"
 #include "SnowfallAnimation.h"
+#include "FadeToColorAnimation.h"

include/Animation/FadeToColorAnimation.h

@@ -0,0 +1,30 @@
+#pragma once
+
+#include <random>
+
+#include "Animation.h"
+
+class FadeToColorAnimation : public Animation
+{
+    public:
+        FadeToColorAnimation(Fader *fader, const Fader::Color &color);
+
+        void loop(uint64_t frame) override;
+
+        void stop(void) override
+        {
+            m_fader->fade_color(Fader::Color{0, 0, 0, 0});
+            m_stopping = true;
+        }
+
+        void reset(void) override
+        {
+            m_stopping = false;
+            m_running = true;
+        }
+
+    private:
+        Fader::Color m_color;
+
+        bool m_stopping;
+};

src/Animation/FadeToColorAnimation.cpp

@@ -0,0 +1,19 @@
+#include "Animation/FadeToColorAnimation.h"
+
+FadeToColorAnimation::FadeToColorAnimation(Fader *fader, const Fader::Color &color)
+    : Animation(fader), m_color(color), m_stopping(false)
+{}
+
+void FadeToColorAnimation::loop(uint64_t frame)
+{
+    if(frame == 0) {
+        m_fader->set_fadestep(1);
+        m_fader->fade_color(m_color);
+    }
+
+    m_fader->update();
+
+    if(m_stopping) {
+        m_running = m_fader->something_changed();
+    }
+}

src/WebServer.cpp

@@ -8,6 +8,7 @@
 #include "Config.h"
 
 #include "Fader.h"
+#include "Animation/AllAnimations.h"
 #include "Animation/AnimationController.h"
 
 #include "coreids.h"
@@ -124,7 +125,10 @@ void WebServer::handleColor(httpsserver::HTTPRequest *req, httpsserver::HTTPResp
     res->print(" w:");
     res->println(w);
 
-    WebServer::instance().m_fader->fade_color({r,g,b,w});
+    WebServer::instance().m_animController->changeAnimation(
+        std::unique_ptr<Animation>(
+            new FadeToColorAnimation(WebServer::instance().m_fader, Fader::Color{r,g,b,w})),
+            false);
 }
 
 void WebServer::handleSetAnim(httpsserver::HTTPRequest *req, httpsserver::HTTPResponse *res)