Add bound to Node constructor.

native/src/layout/flex.rs

@@ -174,6 +174,7 @@ where
 
     Node::with_children(
         Size::new(size.width + padding * 2.0, size.height + padding * 2.0),
+        Size::ZERO,
         nodes,
     )
 }

native/src/layout/node.rs

@@ -12,19 +12,19 @@ impl Node {
     ///
     /// [`Node`]: struct.Node.html
     /// [`Size`]: ../struct.Size.html
-    pub fn new(size: Size) -> Self {
-        Self::with_children(size, Vec::new())
+    pub fn new(size: Size, bound: Size) -> Self {
+        Self::with_children(size, bound, Vec::new())
     }
 
     /// Creates a new [`Node`] with the given [`Size`] and children.
     ///
     /// [`Node`]: struct.Node.html
     /// [`Size`]: ../struct.Size.html
-    pub fn with_children(size: Size, children: Vec<Node>) -> Self {
+    pub fn with_children(size: Size, bound: Size, children: Vec<Node>) -> Self {
         Node {
             bounds: Rectangle {
-                x: 0.0,
-                y: 0.0,
+                x: bound.width,
+                y: bound.height,
                 width: size.width,
                 height: size.height,
             },

native/src/user_interface.rs

@@ -307,7 +307,7 @@ impl Cache {
     pub fn new() -> Cache {
         Cache {
             hash: 0,
-            layout: layout::Node::new(Size::new(0.0, 0.0)),
+            layout: layout::Node::new(Size::ZERO, Size::ZERO),
             bounds: Size::ZERO,
             cursor_position: Point::new(-1.0, -1.0),
         }

native/src/widget/button.rs

@@ -7,7 +7,7 @@
 use crate::{
     input::{mouse, ButtonState},
     layout, Clipboard, Element, Event, Hasher, Layout, Length, Point,
-    Rectangle, Widget,
+    Rectangle, Size, Widget,
 };
 use std::hash::Hash;
 
@@ -174,7 +174,7 @@ where
 
         let size = limits.resolve(content.size()).pad(padding);
 
-        layout::Node::with_children(size, vec![content])
+        layout::Node::with_children(size, Size::ZERO, vec![content])
     }
 
     fn on_event(

native/src/widget/container.rs

@@ -2,7 +2,7 @@
 use std::hash::Hash;
 
 use crate::{
-    layout, Align, Clipboard, Element, Event, Hasher, Layout, Length, Point,
+    layout, Align, Clipboard, Size, Element, Event, Hasher, Layout, Length, Point,
     Rectangle, Widget,
 };
 
@@ -77,7 +77,6 @@ where
         self.max_height = max_height;
         self
     }
-    
     /// Sets the content alignment for the horizontal axis of the [`Container`].
     ///
     /// [`Container`]: struct.Container.html
@@ -149,7 +148,7 @@ where
 
         content.align(self.horizontal_alignment, self.vertical_alignment, size);
 
-        layout::Node::with_children(size, vec![content])
+        layout::Node::with_children(size, Size::ZERO, vec![content])
     }
 
     fn on_event(

native/src/widget/image.rs

@@ -88,7 +88,7 @@ where
             size.height = height as f32 * size.width / width as f32;
         }
 
-        layout::Node::new(size)
+        layout::Node::new(size, Size::ZERO)
     }
 
     fn draw(

native/src/widget/progress_bar.rs

@@ -95,7 +95,7 @@ where
 
         let size = limits.resolve(Size::ZERO);
 
-        layout::Node::new(size)
+        layout::Node::new(size, Size::ZERO)
     }
 
     fn draw(

native/src/widget/scrollable.rs

@@ -143,7 +143,7 @@ where
         let content = self.content.layout(renderer, &child_limits);
         let size = limits.resolve(content.size());
 
-        layout::Node::with_children(size, vec![content])
+        layout::Node::with_children(size, Size::ZERO, vec![content])
     }
 
     fn on_event(

native/src/widget/slider.rs

@@ -135,7 +135,7 @@ where
 
         let size = limits.resolve(Size::ZERO);
 
-        layout::Node::new(size)
+        layout::Node::new(size, Size::ZERO)
     }
 
     fn on_event(

native/src/widget/space.rs

@@ -62,7 +62,7 @@ where
     ) -> layout::Node {
         let limits = limits.width(self.width).height(self.height);
 
-        layout::Node::new(limits.resolve(Size::ZERO))
+        layout::Node::new(limits.resolve(Size::ZERO), Size::ZERO)
     }
 
     fn draw(

native/src/widget/svg.rs

@@ -85,7 +85,7 @@ where
             size.height = height as f32 * size.width / width as f32;
         }
 
-        layout::Node::new(size)
+        layout::Node::new(size, Size::ZERO)
     }
 
     fn draw(

native/src/widget/text.rs

@@ -140,7 +140,7 @@ where
 
         let size = limits.resolve(Size::new(width, height));
 
-        layout::Node::new(size)
+        layout::Node::new(size, Size::ZERO)
     }
 
     fn draw(

native/src/widget/text_input.rs

@@ -183,11 +183,16 @@ where
             .max_width(self.max_width)
             .height(Length::Units(text_size));
 
-        let mut text = layout::Node::new(limits.resolve(Size::ZERO));
+        let mut text =
+            layout::Node::new(limits.resolve(Size::ZERO), Size::ZERO);
         text.bounds.x = padding;
         text.bounds.y = padding;
 
-        layout::Node::with_children(text.size().pad(padding), vec![text])
+        layout::Node::with_children(
+            text.size().pad(padding),
+            Size::ZERO,
+            vec![text],
+        )
     }
 
     fn on_event(