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-rw-r--r--core/src/length.rs6
-rw-r--r--core/src/point.rs12
-rw-r--r--examples/counter.rs56
-rw-r--r--native/src/size.rs12
4 files changed, 86 insertions, 0 deletions
diff --git a/core/src/length.rs b/core/src/length.rs
index 63ba6207..10873e89 100644
--- a/core/src/length.rs
+++ b/core/src/length.rs
@@ -27,3 +27,9 @@ impl Length {
}
}
}
+
+impl From<u16> for Length {
+ fn from(units: u16) -> Self {
+ Length::Units(units)
+ }
+}
diff --git a/core/src/point.rs b/core/src/point.rs
index 183998dd..47c8b142 100644
--- a/core/src/point.rs
+++ b/core/src/point.rs
@@ -19,6 +19,18 @@ impl Point {
}
}
+impl From<[f32; 2]> for Point {
+ fn from([x, y]: [f32; 2]) -> Self {
+ Point { x, y }
+ }
+}
+
+impl From<[u16; 2]> for Point {
+ fn from([x, y]: [u16; 2]) -> Self {
+ Point::new(x.into(), y.into())
+ }
+}
+
impl std::ops::Add<Vector> for Point {
type Output = Self;
diff --git a/examples/counter.rs b/examples/counter.rs
new file mode 100644
index 00000000..b85db70d
--- /dev/null
+++ b/examples/counter.rs
@@ -0,0 +1,56 @@
+use iced::{button, Button, Column, Element, Sandbox, Settings, Text};
+
+pub fn main() {
+ Counter::run(Settings::default())
+}
+
+#[derive(Default)]
+struct Counter {
+ value: i32,
+ increment_button: button::State,
+ decrement_button: button::State,
+}
+
+#[derive(Debug, Clone, Copy)]
+enum Message {
+ IncrementPressed,
+ DecrementPressed,
+}
+
+impl Sandbox for Counter {
+ type Message = Message;
+
+ fn new() -> Self {
+ Self::default()
+ }
+
+ fn title(&self) -> String {
+ String::from("A simple counter")
+ }
+
+ fn update(&mut self, message: Message) {
+ match message {
+ Message::IncrementPressed => {
+ self.value += 1;
+ }
+ Message::DecrementPressed => {
+ self.value -= 1;
+ }
+ }
+ }
+
+ fn view(&mut self) -> Element<Message> {
+ Column::new()
+ .padding(20)
+ .push(
+ Button::new(&mut self.increment_button, Text::new("Increment"))
+ .on_press(Message::IncrementPressed),
+ )
+ .push(Text::new(self.value.to_string()).size(50))
+ .push(
+ Button::new(&mut self.decrement_button, Text::new("Decrement"))
+ .on_press(Message::DecrementPressed),
+ )
+ .into()
+ }
+}
diff --git a/native/src/size.rs b/native/src/size.rs
index 30e2a57e..389b3247 100644
--- a/native/src/size.rs
+++ b/native/src/size.rs
@@ -37,3 +37,15 @@ impl Size {
}
}
}
+
+impl From<[f32; 2]> for Size {
+ fn from([width, height]: [f32; 2]) -> Self {
+ Size { width, height }
+ }
+}
+
+impl From<[u16; 2]> for Size {
+ fn from([width, height]: [u16; 2]) -> Self {
+ Size::new(width.into(), height.into())
+ }
+}