Created
August 15, 2020 11:25
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use std::env; | |
use std::mem; | |
use std::os::raw::c_int; | |
use std::path::PathBuf; | |
use std::ptr; | |
use anyhow::Result; | |
use sciter::dom; | |
use sciter::dom::event::{EventHandler, DRAW_EVENTS, EVENT_GROUPS}; | |
use sciter::dom::{Element, HELEMENT}; | |
use sciter::graphics::{self, rgb, Graphics, HGFX}; | |
use sciter::types::HWINDOW; | |
use sciter::types::RECT; | |
use x11::glx::{ | |
glXChooseVisual, glXCreateContext, glXGetCurrentContext, glXGetCurrentDisplay, glXMakeCurrent, | |
GLXContext, GLX_BLUE_SIZE, GLX_DOUBLEBUFFER, GLX_GREEN_SIZE, GLX_RED_SIZE, GLX_RGBA, | |
}; | |
use x11::xlib::{Display, XDefaultScreen}; | |
struct Molehill { | |
hwnd: HWINDOW, | |
mainGLRC: GLXContext, | |
thisGLRC: GLXContext, | |
hdc: *mut Display, | |
} | |
impl Molehill { | |
fn new() -> Self { | |
Self { | |
hwnd: ptr::null_mut(), | |
mainGLRC: ptr::null_mut(), | |
thisGLRC: ptr::null_mut(), | |
hdc: ptr::null_mut(), | |
} | |
} | |
fn init_drawing(&mut self) { | |
if self.mainGLRC != ptr::null_mut() { | |
return; | |
} | |
println!("init drawing"); | |
unsafe { | |
self.mainGLRC = glXGetCurrentContext(); | |
self.hdc = glXGetCurrentDisplay(); | |
let mut attrs: [c_int; 9] = [ | |
GLX_RGBA, | |
GLX_DOUBLEBUFFER, | |
GLX_RED_SIZE, | |
1, | |
GLX_GREEN_SIZE, | |
1, | |
GLX_BLUE_SIZE, | |
1, | |
0, | |
]; | |
let vis = glXChooseVisual(self.hdc, XDefaultScreen(self.hdc), attrs.as_mut_ptr()); | |
self.thisGLRC = glXCreateContext(self.hdc, vis, self.mainGLRC, 1); | |
} | |
} | |
} | |
impl EventHandler for Molehill { | |
fn get_subscription(&mut self) -> Option<EVENT_GROUPS> { | |
Some(EVENT_GROUPS::HANDLE_DRAW) | |
} | |
fn attached(&mut self, root: HELEMENT) { | |
println!("attached"); | |
self.hwnd = dom::Element::from(root).get_hwnd(true); | |
} | |
fn on_draw(&mut self, he: HELEMENT, gfx: HGFX, area: &RECT, layer: DRAW_EVENTS) -> bool { | |
if layer != DRAW_EVENTS::DRAW_CONTENT { | |
return false; | |
} | |
println!("DRAW {:?}", layer); | |
unsafe { | |
let currentGLRC = glXGetCurrentContext(); | |
if currentGLRC == ptr::null_mut() { | |
return false; | |
} | |
println!("hello?"); | |
let mut gfx = Graphics::from(gfx); | |
gfx.flush(); | |
self.init_drawing(); | |
glXMakeCurrent(self.hdc, self.hwnd as u64, self.thisGLRC); | |
gl::ClearColor(0.9, 0.3, 0.5, 1.0); | |
gl::Flush(); | |
glXMakeCurrent(self.hdc, self.hwnd as u64, currentGLRC); | |
println!("draw"); | |
} | |
true | |
} | |
} | |
fn main() -> Result<()> { | |
let cwd = env::current_dir()?; | |
let cwd = PathBuf::from(cwd.into_os_string()); | |
let path = env::var("PATH")?; | |
let mut paths: Vec<_> = env::split_paths(&path).collect(); | |
paths.push(PathBuf::from(format!( | |
"{}/sdk/bin.lnx/x64", | |
cwd.to_str().unwrap() | |
))); | |
let paths = env::join_paths(paths)?.to_os_string(); | |
env::set_var("PATH", &paths); | |
sciter::set_options(sciter::RuntimeOptions::DebugMode(true)).unwrap(); | |
let mut frame = sciter::Window::new(); | |
frame.register_behavior("molehill", || Box::new(Molehill::new())); | |
let html = include_bytes!("../resources/main.htm"); | |
frame.load_html(html, None); | |
frame.run_app(); | |
Ok(()) | |
} |
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