animations: add missing inputblip

src/animations/InputBlip.cpp

@@ -0,0 +1,33 @@
+#include "InputBlip.h"
+
+InputBlip::InputBlip()
+  : Figment("InputBlip")
+{
+}
+
+void
+InputBlip::handleEvent(const InputEvent& evt)
+{
+  if (evt.intent != InputEvent::None) {
+      m_time = qadd8(m_time, 5);
+  }
+}
+
+void
+InputBlip::loop()
+{
+  if (m_time > 0) {
+      m_time--;
+  }
+}
+
+void
+InputBlip::render(Display* dpy) const
+{
+  if (m_time > 0) {
+      dpy->pixelAt(0) = CRGB(0, brighten8_video(ease8InOutApprox(m_time)), 0);
+  }
+}
+
+STATIC_ALLOC(InputBlip);
+STATIC_TASK(InputBlip);

src/animations/InputBlip.h

@@ -0,0 +1,13 @@
+#pragma once
+#include "../Figments/Figments.h"
+#include "../Static.h"
+
+class InputBlip: public Figment {
+  public:
+    InputBlip();
+    void handleEvent(const InputEvent& evt) override;
+    void loop() override;
+    void render(Display* dpy) const override;
+  private:
+    uint8_t m_time = 0;
+};