Implement correct size_changed() behaviour

modules/Polygon/Polygon.cpp

@@ -1,7 +1,6 @@
 #include "Polygon.hpp"
 #include <cairo/cairo.h>
 #include <libsccolor.hpp>
-#include <libscnumerics.hpp>
 #include <libscscreensaver.hpp>
 #include <vector>
 
@@ -18,10 +17,10 @@ public:
     ~Polygon() = default;
 
     void configure() override;
-    int fps() const override;
     void update() override;
     void render() override;
     std::string version() const override;
+    void size_changed() override;
 
 private:
     int _num_points {};
@@ -29,7 +28,7 @@ private:
     double _max_speed {2.0};
     double _stroke_width {1.0};
     Color _stroke_color {"#FFFFFF"};
-    Color _fill_color {"#006600"};
+    Color _fill_color {"#606060"};
     std::vector<Point> _points;
 };
 
@@ -44,19 +43,24 @@ void Polygon::configure() {
     _fill_color = _j["fill-color"];
     for (int i = 0; i < _num_points; ++i) {
         Point p;
-        p.x = sc::random::double_between(0, _r.width);
-        p.y = sc::random::double_between(0, _r.height);
-        p.speed_x = sc::random::double_between(_min_speed, _max_speed);
-        p.speed_x *= sc::random::boolean() ? 1 : -1;
-        p.speed_y = sc::random::double_between(_min_speed, _max_speed);
-        p.speed_y *= sc::random::boolean() ? 1 : -1;
+        p.x = random_x();
+        p.y = random_y();
+        p.speed_x = random_between(_min_speed, _max_speed);
+        p.speed_x *= random_bool() ? 1 : -1;
+        p.speed_y = random_between(_min_speed, _max_speed);
+        p.speed_y *= random_bool() ? 1 : -1;
         _points.push_back(p);
     }
 }
 
-std::string Polygon::version() const { return "1.0.0"; }
+void Polygon::size_changed() {
+    for (Point &p : _points) {
+        p.x = random_x();
+        p.y = random_y();
+    }
+}
 
-int Polygon::fps() const { return 30; }
+std::string Polygon::version() const { return "1.0.0"; }
 
 void Polygon::update() {
     for (Point& p : _points) {