added move operation for Binary_tree in exercise13 chapter12

trapperdot00 · trapperdot00 · commit 8ad48c291153 · 2025-04-05T18:05:49.000+02:00
diff --git a/Chapter12/exercises/13/main.cpp b/Chapter12/exercises/13/main.cpp
@@ -22,6 +22,11 @@ class Binary_tree : public Shape {
             y += y_step;
         }
     }
+	void move(int dx, int dy) override {
+		l.move(dx, dy);
+		for (Circle* p : n)
+			p->move(dx, dy);
+	}
     void draw_specifics(Painter &painter) const override {
         l.draw_specifics(painter);
         for (Circle* p : n)

Original file line number	Diff line number	Diff line change
`@@ -22,6 +22,11 @@ class Binary_tree : public Shape {`
`22`	`22`	`y += y_step;`
`23`	`23`	`}`
`24`	`24`	`}`
	`25`	`+ void move(int dx, int dy) override {`
	`26`	`+ l.move(dx, dy);`
	`27`	`+ for (Circle* p : n)`
	`28`	`+ p->move(dx, dy);`
	`29`	`+ }`
`25`	`30`	`void draw_specifics(Painter &painter) const override {`
`26`	`31`	`l.draw_specifics(painter);`
`27`	`32`	`for (Circle* p : n)`