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author | 2019-09-24 15:39:33 +0200 | |
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committer | 2019-09-24 15:39:33 +0200 | |
commit | 68c4752e998dca1d618380ce4e7d8ac52b710056 (patch) | |
tree | 35e386030b072c189509bb2ed3adeaec5b0fd4d1 /examples/tour/renderer/image.rs | |
parent | bb5cac49d028eb53c259ae58e3a007ebfb736fd4 (diff) | |
parent | 05c7c39ecb8910c75b82dc4052a7720fb2d42b4a (diff) | |
download | iced-68c4752e998dca1d618380ce4e7d8ac52b710056.tar.gz iced-68c4752e998dca1d618380ce4e7d8ac52b710056.tar.bz2 iced-68c4752e998dca1d618380ce4e7d8ac52b710056.zip |
Merge pull request #17 from hecrj/web
Basic web support (core, native, and web crates)
Diffstat (limited to 'examples/tour/renderer/image.rs')
-rw-r--r-- | examples/tour/renderer/image.rs | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/examples/tour/renderer/image.rs b/examples/tour/renderer/image.rs deleted file mode 100644 index c3ead5c9..00000000 --- a/examples/tour/renderer/image.rs +++ /dev/null @@ -1,51 +0,0 @@ -use super::Renderer; - -use ggez::{graphics, nalgebra}; -use iced::image; - -impl image::Renderer<graphics::Image> for Renderer<'_> { - fn node( - &self, - style: iced::Style, - image: &graphics::Image, - width: Option<u16>, - height: Option<u16>, - _source: Option<iced::Rectangle<u16>>, - ) -> iced::Node { - let aspect_ratio = image.width() as f32 / image.height() as f32; - - let style = match (width, height) { - (Some(width), Some(height)) => style.width(width).height(height), - (Some(width), None) => style - .width(width) - .height((width as f32 / aspect_ratio).round() as u16), - (None, Some(height)) => style - .height(height) - .width((height as f32 * aspect_ratio).round() as u16), - (None, None) => style.width(image.width()).height(image.height()), - }; - - iced::Node::new(style) - } - - fn draw( - &mut self, - image: &graphics::Image, - bounds: iced::Rectangle, - _source: Option<iced::Rectangle<u16>>, - ) { - // We should probably use batches to draw images efficiently and keep - // draw side-effect free, but this is good enough for the example. - graphics::draw( - self.context, - image, - graphics::DrawParam::new() - .dest(nalgebra::Point2::new(bounds.x, bounds.y)) - .scale(nalgebra::Vector2::new( - bounds.width / image.width() as f32, - bounds.height / image.height() as f32, - )), - ) - .expect("Draw image"); - } -} |