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Implement From<&Handle> for image::Handle

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Héctor Ramón Jiménez 2024-08-03 16:20:12 +02:00
parent 169667ef1b
commit e84070acef
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GPG key ID: 7CC46565708259A7
3 changed files with 36 additions and 20 deletions
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48
examples/screenshot/src/main.rs
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@ -20,7 +20,7 @@ fn main() -> iced::Result {
#[derive(Default)]
struct Example {
screenshot: Option<Screenshot>,
screenshot: Option<(Screenshot, image::Handle)>,
saved_png_path: Option<Result<String, PngError>>,
png_saving: bool,
crop_error: Option<screenshot::CropError>,
@ -52,10 +52,17 @@ impl Example {
.map(Message::Screenshotted);
}
Message::Screenshotted(screenshot) => {
self.screenshot = Some(screenshot);
self.screenshot = Some((
screenshot.clone(),
image::Handle::from_rgba(
screenshot.size.width,
screenshot.size.height,
screenshot.bytes,
),
));
}
Message::Png => {
if let Some(screenshot) = &self.screenshot {
if let Some((screenshot, _handle)) = &self.screenshot {
self.png_saving = true;
return Task::perform(
@ -81,7 +88,7 @@ impl Example {
self.height_input_value = new_value;
}
Message::Crop => {
if let Some(screenshot) = &self.screenshot {
if let Some((screenshot, _handle)) = &self.screenshot {
let cropped = screenshot.crop(Rectangle::<u32> {
x: self.x_input_value.unwrap_or(0),
y: self.y_input_value.unwrap_or(0),
@ -91,7 +98,14 @@ impl Example {
match cropped {
Ok(screenshot) => {
self.screenshot = Some(screenshot);
self.screenshot = Some((
screenshot.clone(),
image::Handle::from_rgba(
screenshot.size.width,
screenshot.size.height,
screenshot.bytes,
),
));
self.crop_error = None;
}
Err(crop_error) => {
@ -106,20 +120,16 @@ impl Example {
}
fn view(&self) -> Element<'_, Message> {
let image: Element<Message> = if let Some(screenshot) = &self.screenshot
{
image(image::Handle::from_rgba(
screenshot.size.width,
screenshot.size.height,
screenshot.clone(),
))
.content_fit(ContentFit::Contain)
.width(Fill)
.height(Fill)
.into()
} else {
text("Press the button to take a screenshot!").into()
};
let image: Element<Message> =
if let Some((_screenshot, handle)) = &self.screenshot {
image(handle)
.content_fit(ContentFit::Contain)
.width(Fill)
.height(Fill)
.into()
} else {
text("Press the button to take a screenshot!").into()
};
let image = container(image)
.center_y(FillPortion(2))