skia_safe/core/
tiled_image_utils.rs

1use skia_bindings::{self as sb, C_SkTiledImageUtils_DrawImageRect};
2
3use crate::{canvas, prelude::*, scalar, Canvas, Image, Paint, Point, Rect, SamplingOptions};
4
5pub fn draw_image_rect(
6    canvas: &Canvas,
7    image: &Image,
8    src: impl AsRef<Rect>,
9    dst: impl AsRef<Rect>,
10    sampling: Option<SamplingOptions>,
11    paint: Option<&Paint>,
12    constraint: impl Into<Option<canvas::SrcRectConstraint>>,
13) {
14    let sampling = sampling.unwrap_or_default();
15    let constraint = constraint.into().unwrap_or(canvas::SrcRectConstraint::Fast);
16    unsafe {
17        C_SkTiledImageUtils_DrawImageRect(
18            canvas.native_mut(),
19            image.native(),
20            src.as_ref().native(),
21            dst.as_ref().native(),
22            sampling.native(),
23            paint.native_ptr_or_null(),
24            constraint,
25        )
26    }
27}
28
29pub fn draw_image(
30    canvas: &Canvas,
31    image: &Image,
32    xy: impl Into<Point>,
33    sampling: Option<SamplingOptions>,
34    paint: Option<&Paint>,
35    constraint: impl Into<Option<canvas::SrcRectConstraint>>,
36) {
37    let p = xy.into();
38    let src = Rect::from_iwh(image.width(), image.height());
39    let dst = Rect::from_xywh(p.x, p.y, image.width() as scalar, image.height() as scalar);
40
41    draw_image_rect(canvas, image, src, dst, sampling, paint, constraint)
42}
43
44pub const NUM_IMAGE_KEY_VALUES: usize = 6;
45
46pub fn get_image_key_values(image: &Image) -> [u32; NUM_IMAGE_KEY_VALUES] {
47    let mut key_values = [0u32; NUM_IMAGE_KEY_VALUES];
48    unsafe { sb::C_SkTiledImageUtils_GetImageKeyValues(image.native(), key_values.as_mut_ptr()) }
49    key_values
50}
skia_safe/core/tiled_image_utils.rs

skia_safe/core/
tiled_image_utils.rs
