Implement From<&Handle> for image::Handle
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169667ef1b
commit
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3 changed files with 36 additions and 20 deletions
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@ -101,6 +101,12 @@ where
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}
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}
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impl From<&Handle> for Handle {
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fn from(value: &Handle) -> Self {
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value.clone()
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}
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}
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impl std::fmt::Debug for Handle {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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match self {
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@ -20,7 +20,7 @@ fn main() -> iced::Result {
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#[derive(Default)]
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struct Example {
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screenshot: Option<Screenshot>,
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screenshot: Option<(Screenshot, image::Handle)>,
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saved_png_path: Option<Result<String, PngError>>,
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png_saving: bool,
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crop_error: Option<screenshot::CropError>,
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@ -52,10 +52,17 @@ impl Example {
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.map(Message::Screenshotted);
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}
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Message::Screenshotted(screenshot) => {
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self.screenshot = Some(screenshot);
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self.screenshot = Some((
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screenshot.clone(),
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image::Handle::from_rgba(
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screenshot.size.width,
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screenshot.size.height,
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screenshot.bytes,
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),
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));
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}
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Message::Png => {
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if let Some(screenshot) = &self.screenshot {
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if let Some((screenshot, _handle)) = &self.screenshot {
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self.png_saving = true;
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return Task::perform(
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@ -81,7 +88,7 @@ impl Example {
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self.height_input_value = new_value;
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}
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Message::Crop => {
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if let Some(screenshot) = &self.screenshot {
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if let Some((screenshot, _handle)) = &self.screenshot {
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let cropped = screenshot.crop(Rectangle::<u32> {
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x: self.x_input_value.unwrap_or(0),
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y: self.y_input_value.unwrap_or(0),
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@ -91,7 +98,14 @@ impl Example {
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match cropped {
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Ok(screenshot) => {
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self.screenshot = Some(screenshot);
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self.screenshot = Some((
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screenshot.clone(),
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image::Handle::from_rgba(
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screenshot.size.width,
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screenshot.size.height,
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screenshot.bytes,
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),
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));
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self.crop_error = None;
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}
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Err(crop_error) => {
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@ -106,20 +120,16 @@ impl Example {
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}
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fn view(&self) -> Element<'_, Message> {
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let image: Element<Message> = if let Some(screenshot) = &self.screenshot
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{
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image(image::Handle::from_rgba(
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screenshot.size.width,
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screenshot.size.height,
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screenshot.clone(),
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))
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.content_fit(ContentFit::Contain)
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.width(Fill)
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.height(Fill)
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.into()
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} else {
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text("Press the button to take a screenshot!").into()
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};
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let image: Element<Message> =
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if let Some((_screenshot, handle)) = &self.screenshot {
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image(handle)
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.content_fit(ContentFit::Contain)
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.width(Fill)
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.height(Fill)
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.into()
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} else {
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text("Press the button to take a screenshot!").into()
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};
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let image = container(image)
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.center_y(FillPortion(2))
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@ -43,7 +43,7 @@ pub struct Image<Handle> {
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impl<Handle> Image<Handle> {
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/// Creates a new [`Image`] with the given path.
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pub fn new<T: Into<Handle>>(handle: T) -> Self {
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pub fn new(handle: impl Into<Handle>) -> Self {
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Image {
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handle: handle.into(),
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width: Length::Shrink,
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