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🎉 Basic strokes wasm support

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This commit is contained in:
Alejandro Alonso 2024-12-27 13:59:35 +01:00
parent b5e5c4b0dd
commit beb9120b2b
7 changed files with 577 additions and 38 deletions
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127
render-wasm/src/main.rs
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@ -245,7 +245,7 @@ pub extern "C" fn add_shape_fill_stops(ptr: *mut shapes::RawStopData, n_stops: u
unsafe {
let buffer = Vec::<shapes::RawStopData>::from_raw_parts(ptr, len, len);
shape
.add_gradient_stops(buffer)
.add_fill_gradient_stops(buffer)
.expect("could not add gradient stops");
mem::free_bytes();
}
@ -346,6 +346,131 @@ pub extern "C" fn set_shape_path_content() {
}
}
#[no_mangle]
pub extern "C" fn add_shape_center_stroke(width: f32) {
let state = unsafe { STATE.as_mut() }.expect("got an invalid state pointer");
if let Some(shape) = state.current_shape() {
shape.add_stroke(shapes::Stroke::new_center_stroke(width))
}
}
#[no_mangle]
pub extern "C" fn add_shape_inner_stroke(width: f32) {
let state = unsafe { STATE.as_mut() }.expect("got an invalid state pointer");
if let Some(shape) = state.current_shape() {
shape.add_stroke(shapes::Stroke::new_inner_stroke(width))
}
}
#[no_mangle]
pub extern "C" fn add_shape_outer_stroke(width: f32) {
let state = unsafe { STATE.as_mut() }.expect("got an invalid state pointer");
if let Some(shape) = state.current_shape() {
shape.add_stroke(shapes::Stroke::new_outer_stroke(width))
}
}
#[no_mangle]
pub extern "C" fn add_shape_stroke_solid_fill(raw_color: u32) {
let state = unsafe { STATE.as_mut() }.expect("got an invalid state pointer");
if let Some(shape) = state.current_shape() {
let color = skia::Color::new(raw_color);
shape
.set_stroke_fill(shapes::Fill::Solid(color))
.expect("could not add stroke solid fill");
}
}
#[no_mangle]
pub extern "C" fn add_shape_stroke_linear_fill(
start_x: f32,
start_y: f32,
end_x: f32,
end_y: f32,
opacity: f32,
) {
let state = unsafe { STATE.as_mut() }.expect("got an invalid state pointer");
if let Some(shape) = state.current_shape() {
shape
.set_stroke_fill(shapes::Fill::new_linear_gradient(
(start_x, start_y),
(end_x, end_y),
opacity,
))
.expect("could not add stroke linear fill");
}
}
#[no_mangle]
pub extern "C" fn add_shape_stroke_radial_fill(
start_x: f32,
start_y: f32,
end_x: f32,
end_y: f32,
opacity: f32,
width: f32,
) {
let state = unsafe { STATE.as_mut() }.expect("got an invalid state pointer");
if let Some(shape) = state.current_shape() {
shape
.set_stroke_fill(shapes::Fill::new_radial_gradient(
(start_x, start_y),
(end_x, end_y),
opacity,
width,
))
.expect("could not add stroke radial fill");
}
}
#[no_mangle]
pub extern "C" fn add_shape_stroke_stops(ptr: *mut shapes::RawStopData, n_stops: u32) {
let state = unsafe { STATE.as_mut() }.expect("got an invalid state pointer");
if let Some(shape) = state.current_shape() {
let len = n_stops as usize;
unsafe {
let buffer = Vec::<shapes::RawStopData>::from_raw_parts(ptr, len, len);
shape
.add_stroke_gradient_stops(buffer)
.expect("could not add gradient stops");
mem::free_bytes();
}
}
}
#[no_mangle]
pub extern "C" fn add_shape_image_stroke(
a: u32,
b: u32,
c: u32,
d: u32,
alpha: f32,
width: i32,
height: i32,
) {
let state = unsafe { STATE.as_mut() }.expect("got an invalid state pointer");
let id = uuid_from_u32_quartet(a, b, c, d);
if let Some(shape) = state.current_shape() {
shape
.set_stroke_fill(shapes::Fill::new_image_fill(
id,
(alpha * 0xff as f32).floor() as u8,
(width, height),
))
.expect("could not add stroke image fill");
}
}
#[no_mangle]
pub extern "C" fn clear_shape_strokes() {
let state = unsafe { STATE.as_mut() }.expect("got an invalid state pointer");
if let Some(shape) = state.current_shape() {
shape.clear_strokes();
}
}
fn main() {
init_gl();
}