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harmony stretch so adapter api 12
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@biezhihua
biezhihua committed May 27, 2024
1 parent 5392697 commit ac30b87
Showing 1 changed file with 76 additions and 4 deletions.
80 changes: 76 additions & 4 deletions GaiaXStretch/bindings/harmony/src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,16 @@ use stretch::node::*;
use stretch::number::*;
use stretch::style::*;

extern crate libc;
use libc::c_char;
use std::ffi::CString;

extern "C" {
fn hilog_debug(message: *const c_char);
fn hilog_info(message: *const c_char);
fn hilog_error(message: *const c_char);
}

// https://doc.rust-lang.org/nomicon/ffi.html

#[repr(C)]
Expand Down Expand Up @@ -74,6 +84,8 @@ pub unsafe extern "C" fn stretch_style_create(

aspect_ratio: f32,
) -> *mut c_void {
hilog_debug_wrapper_str("stretch_style_create");

Box::into_raw(Box::new(Style {
display: match display {
0 => Display::Flex,
Expand Down Expand Up @@ -203,17 +215,23 @@ pub unsafe extern "C" fn stretch_style_free(style: *mut c_void) {

#[no_mangle]
pub unsafe extern "C" fn stretch_init() -> *mut c_void {
hilog_debug_wrapper_str("stretch_init");

let stretch = stretch::node::Stretch::new();
Box::into_raw(Box::new(stretch)) as *mut c_void
}

#[no_mangle]
pub unsafe extern "C" fn stretch_free(stretch: *mut c_void) {
hilog_debug_wrapper_str("stretch_free");

let _stretch = Box::from_raw(stretch as *mut Stretch);
}

#[no_mangle]
pub unsafe extern "C" fn stretch_node_create(stretch: *mut c_void, style: *mut c_void) -> *mut c_void {
hilog_debug_wrapper_str("stretch_node_create");

let mut stretch = Box::from_raw(stretch as *mut Stretch);
let style = Box::from_raw(style as *mut Style);
let node = stretch.new_node(*style, &[]).unwrap();
Expand All @@ -226,6 +244,8 @@ pub unsafe extern "C" fn stretch_node_create(stretch: *mut c_void, style: *mut c

#[no_mangle]
pub unsafe extern "C" fn stretch_node_free(stretch: *mut c_void, node: *mut c_void) {
hilog_debug_wrapper_str("stretch_node_free");

let mut stretch = Box::from_raw(stretch as *mut Stretch);
let node = Box::from_raw(node as *mut Node);

Expand All @@ -249,10 +269,7 @@ pub unsafe extern "C" fn stretch_node_set_measure(
*node,
Some(stretch::node::MeasureFunc::Boxed(Box::new(move |constraint| {
let size = measure(swift_ptr, constraint.width.or_else(f32::NAN), constraint.height.or_else(f32::NAN));
Size{
width:size.width,
height:size.height,
}
Size { width: size.width, height: size.height }
}))),
)
.unwrap();
Expand All @@ -263,6 +280,8 @@ pub unsafe extern "C" fn stretch_node_set_measure(

#[no_mangle]
pub unsafe extern "C" fn stretch_node_set_style(stretch: *mut c_void, node: *mut c_void, style: *mut c_void) {
hilog_debug_wrapper_str("stretch_node_set_style");

let mut stretch = Box::from_raw(stretch as *mut Stretch);
let node = Box::from_raw(node as *mut Node);
let style = Box::from_raw(style as *mut Style);
Expand All @@ -276,6 +295,8 @@ pub unsafe extern "C" fn stretch_node_set_style(stretch: *mut c_void, node: *mut

#[no_mangle]
pub unsafe extern "C" fn stretch_node_dirty(stretch: *mut c_void, node: *mut c_void) -> bool {
hilog_debug_wrapper_str("stretch_node_dirty");

let stretch = Box::from_raw(stretch as *mut Stretch);
let node = Box::from_raw(node as *mut Node);
let dirty = stretch.dirty(*node).unwrap();
Expand All @@ -288,6 +309,8 @@ pub unsafe extern "C" fn stretch_node_dirty(stretch: *mut c_void, node: *mut c_v

#[no_mangle]
pub unsafe extern "C" fn stretch_node_mark_dirty(stretch: *mut c_void, node: *mut c_void) {
hilog_debug_wrapper_str("stretch_node_mark_dirty");

let mut stretch = Box::from_raw(stretch as *mut Stretch);
let node = Box::from_raw(node as *mut Node);

Expand All @@ -299,6 +322,8 @@ pub unsafe extern "C" fn stretch_node_mark_dirty(stretch: *mut c_void, node: *mu

#[no_mangle]
pub unsafe extern "C" fn stretch_node_add_child(stretch: *mut c_void, node: *mut c_void, child: *mut c_void) {
hilog_debug_wrapper_str("stretch_node_add_child");

let mut stretch = Box::from_raw(stretch as *mut Stretch);
let node = Box::from_raw(node as *mut Node);
let child = Box::from_raw(child as *mut Node);
Expand All @@ -317,6 +342,8 @@ pub unsafe extern "C" fn stretch_node_replace_child_at_index(
index: usize,
child: *mut c_void,
) {
hilog_debug_wrapper_str("stretch_node_replace_child_at_index");

let mut stretch = Box::from_raw(stretch as *mut Stretch);
let node = Box::from_raw(node as *mut Node);
let child = Box::from_raw(child as *mut Node);
Expand All @@ -330,6 +357,8 @@ pub unsafe extern "C" fn stretch_node_replace_child_at_index(

#[no_mangle]
pub unsafe extern "C" fn stretch_node_remove_child(stretch: *mut c_void, node: *mut c_void, child: *mut c_void) {
hilog_debug_wrapper_str("stretch_node_remove_child");

let mut stretch = Box::from_raw(stretch as *mut Stretch);
let node = Box::from_raw(node as *mut Node);
let child = Box::from_raw(child as *mut Node);
Expand All @@ -343,6 +372,8 @@ pub unsafe extern "C" fn stretch_node_remove_child(stretch: *mut c_void, node: *

#[no_mangle]
pub unsafe extern "C" fn stretch_node_remove_child_at_index(stretch: *mut c_void, node: *mut c_void, index: usize) {
hilog_debug_wrapper_str("stretch_node_remove_child_at_index");

let mut stretch = Box::from_raw(stretch as *mut Stretch);
let node = Box::from_raw(node as *mut Node);

Expand All @@ -352,6 +383,8 @@ pub unsafe extern "C" fn stretch_node_remove_child_at_index(stretch: *mut c_void
Box::leak(node);
}



#[no_mangle]
pub unsafe extern "C" fn stretch_node_compute_layout(
stretch: *mut c_void,
Expand All @@ -360,6 +393,8 @@ pub unsafe extern "C" fn stretch_node_compute_layout(
height: f32,
create_layout: fn(*const f32, i32) -> *mut c_void,
) -> *mut c_void {
hilog_debug_wrapper_str("stretch_node_compute_layout");

let mut stretch = Box::from_raw(stretch as *mut Stretch);
let node = Box::from_raw(node as *mut Node);

Expand All @@ -379,13 +414,22 @@ pub unsafe extern "C" fn stretch_node_compute_layout(
Box::leak(node);
Box::leak(stretch);


hilog_debug_wrapper_string(format!("create_layout ptr={:?} len={}",output.as_ptr(), output.len() ));


create_layout(output.as_ptr(), output.len() as i32)
}

fn copy_output(stretch: &Stretch, node: Node, output: &mut Vec<f32>) {


let layout = stretch.layout(node).unwrap();
let children = stretch.children(node).unwrap();

hilog_debug_wrapper_string(format!("stretch_copy_output x={} y={} width={} height={} children={}",
layout.location.x, layout.location.y, layout.size.width, layout.size.height,children.len() ));

output.push(layout.location.x);
output.push(layout.location.y);
output.push(layout.size.width);
Expand All @@ -396,3 +440,31 @@ fn copy_output(stretch: &Stretch, node: Node, output: &mut Vec<f32>) {
copy_output(stretch, *child, output);
}
}

pub fn hilog_debug_wrapper_str(log: &str) {
let message = CString::new(log).expect("CString::new failed");
unsafe {
hilog_debug(message.as_ptr());
}
}

pub fn hilog_debug_wrapper_string(log: String) {
let message = CString::new(log).expect("CString::new failed");
unsafe {
hilog_debug(message.as_ptr());
}
}

pub fn hilog_info_wrapper(log: &str) {
let message = CString::new(log).expect("CString::new failed");
unsafe {
hilog_info(message.as_ptr());
}
}

pub fn hilog_error_wrapper(log: &str) {
let message = CString::new(log).expect("CString::new failed");
unsafe {
hilog_error(message.as_ptr());
}
}

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