using length

Author: gammasoft71

examples/xtd.forms.examples/others/wiggly/src/wiggly.cpp

@@ -17,8 +17,8 @@ namespace wiggly_example {
       auto pos = point {(e.clip_rectangle().size().width - as<int>(e.graphics().measure_string(text(), font()).width)) / 2, (e.clip_rectangle().size().height - as<int>(e.graphics().measure_string(text(), font()).height)) / 2};
       auto wiggly_text = text().to_u32string();
       for (auto i = 0_z; i < wiggly_text.length(); i++) {
-        auto index = (step + i) % sins.size();
-        e.graphics().draw_string(string::format("{}", wiggly_text[i]), font(), solid_brush {color::from_hsb(360.0f / sins.size() * index, 1.0f, 0.75f)}, point::subtract(pos, point(0, sins[index] * font().height() / 400)));
+        auto index = (step + i) % sins.length();
+        e.graphics().draw_string(string::format("{}", wiggly_text[i]), font(), solid_brush {color::from_hsb(360.0f / sins.length() * index, 1.0f, 0.75f)}, point::subtract(pos, point(0, sins[index] * font().height() / 400)));
         pos.x = pos.x + as<int>(e.graphics().measure_string(string::format("{}", wiggly_text[i]), font()).width);
       }
     }