@@ 13,28 13,47 @@ type config struct{}
var cfg = new(config)
-var cs = layout.Constraints{
- Width: layout.Constraint{
- Max: 100,
- },
- Height: layout.Constraint{
- Max: 100,
- },
-}
-
func ExampleInset() {
ops := new(ui.Ops)
+ // Loose constraints with no minimal size.
+ var cs layout.Constraints
+ cs.Width.Max = 100
+ cs.Height.Max = 100
+
// Inset all edges by 10.
inset := layout.UniformInset(ui.Dp(10))
cs = inset.Begin(cfg, ops, cs)
// Lay out a 50x50 sized widget.
dims := layoutWidget(50, 50, cs)
+ fmt.Println(dims.Size)
dims = inset.End(dims)
fmt.Println(dims.Size)
- // Output: (70,70)
+ // Output:
+ // (50,50)
+ // (70,70)
+}
+
+func ExampleAlign() {
+ ops := new(ui.Ops)
+
+ cs := layout.RigidConstraints(image.Point{X: 100, Y: 100})
+
+ align := layout.Align{Alignment: layout.Center}
+ cs = align.Begin(ops, cs)
+ // Lay out a 50x50 sized widget.
+ dims := layoutWidget(50, 50, cs)
+ fmt.Println(dims.Size)
+
+ dims = align.End(dims)
+
+ fmt.Println(dims.Size)
+
+ // Output:
+ // (50,50)
+ // (100,100)
}
func layoutWidget(width, height int, cs layout.Constraints) layout.Dimens {