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| author |  Héctor Ramón <hector0193@gmail.com> | 2023-05-19 04:37:58 +0200 |
|---|---|---|
| committer |  GitHub <noreply@github.com> | 2023-05-19 04:37:58 +0200 |
| commit | cc5d11f1a6fca90ea57e3fb3a69587c65281b6b9 (patch) | |
| tree | 349d98171b467b7738874a5ef99ce536512c10eb /tiny_skia | |
| parent | 8e8b1e1eacc4e2c19c9878625f423c8e09e2d3b9 (diff) | |
| parent | f7ed645eddd96f7964268367e24abcb5bb78a979 (diff) | |
| download | iced-cc5d11f1a6fca90ea57e3fb3a69587c65281b6b9.tar.gz iced-cc5d11f1a6fca90ea57e3fb3a69587c65281b6b9.tar.bz2 iced-cc5d11f1a6fca90ea57e3fb3a69587c65281b6b9.zip | |
Merge pull request #1846 from bungoboingo/feat/background-gradients
[Feature] Gradients for Backgrounds
Diffstat (limited to 'tiny_skia')
| -rw-r--r-- | tiny_skia/src/backend.rs | 43 | ||||
| -rw-r--r-- | tiny_skia/src/geometry.rs | 46 |
2 files changed, 72 insertions, 17 deletions
diff --git a/tiny_skia/src/backend.rs b/tiny_skia/src/backend.rs index 39bed555..9d0fc527 100644 --- a/tiny_skia/src/backend.rs +++ b/tiny_skia/src/backend.rs @@ -1,4 +1,5 @@ use crate::core::text; +use crate::core::Gradient; use crate::core::{Background, Color, Font, Point, Rectangle, Size, Vector}; use crate::graphics::backend; use crate::graphics::{Primitive, Viewport}; @@ -184,6 +185,48 @@ impl Backend { *color, )) } + Background::Gradient(Gradient::Linear(linear)) => { + let (start, end) = + linear.angle.to_distance(bounds); + + let stops: Vec<tiny_skia::GradientStop> = + linear + .stops + .into_iter() + .flatten() + .map(|stop| { + tiny_skia::GradientStop::new( + stop.offset, + tiny_skia::Color::from_rgba( + stop.color.b, + stop.color.g, + stop.color.r, + stop.color.a, + ) + .expect("Create color"), + ) + }) + .collect(); + + tiny_skia::LinearGradient::new( + tiny_skia::Point { + x: start.x, + y: start.y, + }, + tiny_skia::Point { x: end.x, y: end.y }, + if stops.is_empty() { + vec![tiny_skia::GradientStop::new( + 0.0, + tiny_skia::Color::BLACK, + )] + } else { + stops + }, + tiny_skia::SpreadMode::Pad, + tiny_skia::Transform::identity(), + ) + .expect("Create linear gradient") + } }, anti_alias: true, ..tiny_skia::Paint::default() diff --git a/tiny_skia/src/geometry.rs b/tiny_skia/src/geometry.rs index a1fd7b60..ee347c73 100644 --- a/tiny_skia/src/geometry.rs +++ b/tiny_skia/src/geometry.rs @@ -1,8 +1,8 @@ -use crate::core::Gradient; use crate::core::{Point, Rectangle, Size, Vector}; use crate::graphics::geometry::fill::{self, Fill}; use crate::graphics::geometry::stroke::{self, Stroke}; use crate::graphics::geometry::{Path, Style, Text}; +use crate::graphics::Gradient; use crate::graphics::Primitive; pub struct Frame { @@ -231,18 +231,11 @@ pub fn into_paint(style: Style) -> tiny_skia::Paint<'static> { .expect("Create color"), ), Style::Gradient(gradient) => match gradient { - Gradient::Linear(linear) => tiny_skia::LinearGradient::new( - tiny_skia::Point { - x: linear.start.x, - y: linear.start.y, - }, - tiny_skia::Point { - x: linear.end.x, - y: linear.end.y, - }, - linear - .color_stops + Gradient::Linear(linear) => { + let stops: Vec<tiny_skia::GradientStop> = linear + .stops .into_iter() + .flatten() .map(|stop| { tiny_skia::GradientStop::new( stop.offset, @@ -255,11 +248,30 @@ pub fn into_paint(style: Style) -> tiny_skia::Paint<'static> { .expect("Create color"), ) }) - .collect(), - tiny_skia::SpreadMode::Pad, - tiny_skia::Transform::identity(), - ) - .expect("Create linear gradient"), + .collect(); + + tiny_skia::LinearGradient::new( + tiny_skia::Point { + x: linear.start.x, + y: linear.start.y, + }, + tiny_skia::Point { + x: linear.end.x, + y: linear.end.y, + }, + if stops.is_empty() { + vec![tiny_skia::GradientStop::new( + 0.0, + tiny_skia::Color::BLACK, + )] + } else { + stops + }, + tiny_skia::SpreadMode::Pad, + tiny_skia::Transform::identity(), + ) + .expect("Create linear gradient") + } }, }, anti_alias: true, |