plate-tool/src/components/plates/source_plate.rs

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#![allow(non_snake_case)]
use yew::prelude::*;
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#[derive(PartialEq, Properties)]
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pub struct SourcePlateProps {
pub width: u8,
pub height: u8,
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}
#[function_component]
pub fn SourcePlate(props: &SourcePlateProps) -> Html {
/*
let selection_state = use_state_eq(|| SelectionState{
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m_start: None,
m_end: None,
m_stat: false
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});
*/
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let m_start_handle: UseStateHandle<Option<(u8,u8)>> = use_state_eq(|| None);
let m_end_handle: UseStateHandle<Option<(u8,u8)>> = use_state_eq(|| None);
let m_stat_handle: UseStateHandle<bool> = use_state_eq(|| false);
let m_stat_handle2 = m_stat_handle.clone();
let m_start = m_start_handle.clone();
let m_end = m_end_handle.clone();
let mouse_callback = Callback::from(move |(i,j,t)| {
match t {
MouseEventType::MOUSEDOWN => {
m_start_handle.set(Some((i,j)));
m_end_handle.set(None);
m_stat_handle.set(true);
},
MouseEventType::MOUSEENTER => {
if *m_stat_handle {
m_end_handle.set(Some((i,j)))
}
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}
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}
});
let mouseup_callback = Callback::from(move |_: MouseEvent| {
m_stat_handle2.set(false);
});
let mouseleave_callback = Callback::clone(&mouseup_callback);
let rows = (1..=props.height).map(|i| {
let row = (1..=props.width).map(|j| {
html! {
<SourcePlateCell i={i} j={j}
selected={in_rect(*m_start.clone(), *m_end.clone(), (i,j))}
mouse={mouse_callback.clone()}/>
}
}).collect::<Html>();
html! {
<tr>
{ row }
</tr>
}
}).collect::<Html>();
html! {
<div class="source_plate">
<table
onmouseup={move |e| {
mouseup_callback.emit(e);
}}
onmouseleave={move |e| {
mouseleave_callback.emit(e);
}}>
{ rows }
</table>
</div>
}
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}
#[derive(PartialEq, Properties)]
pub struct SourcePlateCellProps {
i: u8,
j: u8,
selected: bool,
mouse: Callback<(u8,u8, MouseEventType)>,
color: Option<String>
}
#[derive(Debug)]
pub enum MouseEventType {
MOUSEDOWN,
MOUSEENTER
}
#[function_component]
fn SourcePlateCell(props: &SourcePlateCellProps) -> Html {
let selected_class = match props.selected {
true => Some("current_select"),
false => None,
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};
let color_string = match &props.color {
Some(c) => c.clone(),
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None => "None".to_string(),
};
let mouse = Callback::clone(&props.mouse);
let mouse2 = Callback::clone(&props.mouse);
let (i,j) = (props.i.clone(), props.j.clone());
html! {
<td class={classes!("plate_cell", selected_class)}
onmousedown={move |_| {
mouse.emit((i,j, MouseEventType::MOUSEDOWN))
}}
onmouseenter={move |_| {
mouse2.emit((i,j, MouseEventType::MOUSEENTER))
}}>
<div class="plate_cell_inner" />
</td>
}
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/*
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cx.render(rsx! {
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td {
class: "plate_cell {selected_class}",
draggable: "false",
style: "background: {color_string}",
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onmousedown: move |_| {
selection_state.write().m_start = Some((*i,*j));
selection_state.write().m_end = None;
selection_state.write().m_stat = true;
},
onmouseenter: move |me: MouseEvent| {
if me.data.held_buttons().is_empty() {
selection_state.write().m_stat = false;
}
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if selection_state.read().m_stat {
selection_state.write().m_end = Some((*i,*j))
}
},
onmouseup: move |_| {
selection_state.write().m_stat = false
},
div {
class: "plate_cell_inner"
}
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}
})
*/
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}
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fn in_rect(corner1: Option<(u8, u8)>, corner2: Option<(u8, u8)>, pt: (u8, u8)) -> bool {
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if let (Some(c1), Some(c2)) = (corner1, corner2) {
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return pt.0 <= u8::max(c1.0, c2.0)
&& pt.0 >= u8::min(c1.0, c2.0)
&& pt.1 <= u8::max(c1.1, c2.1)
&& pt.1 >= u8::min(c1.1, c2.1);
} else {
return false;
}
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}
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#[cfg(test)]
mod tests {
use super::in_rect;
// in_rect tests
#[test]
fn test_in_rect1() {
// Test in center of rect
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let c1 = (1, 1);
let c2 = (10, 10);
let pt = (5, 5);
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assert!(in_rect(Some(c1), Some(c2), pt));
// Order of the corners should not matter:
assert!(in_rect(Some(c2), Some(c1), pt));
}
#[test]
fn test_in_rect2() {
// Test on top/bottom edges of rect
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let c1 = (1, 1);
let c2 = (10, 10);
let pt1 = (1, 5);
let pt2 = (10, 5);
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assert!(in_rect(Some(c1), Some(c2), pt1));
assert!(in_rect(Some(c1), Some(c2), pt2));
// Order of the corners should not matter:
assert!(in_rect(Some(c2), Some(c1), pt1));
assert!(in_rect(Some(c2), Some(c1), pt2));
}
#[test]
fn test_in_rect3() {
// Test on left/right edges of rect
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let c1 = (1, 1);
let c2 = (10, 10);
let pt1 = (5, 1);
let pt2 = (5, 10);
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assert!(in_rect(Some(c1), Some(c2), pt1));
assert!(in_rect(Some(c1), Some(c2), pt2));
// Order of the corners should not matter:
assert!(in_rect(Some(c2), Some(c1), pt1));
assert!(in_rect(Some(c2), Some(c1), pt2));
}
#[test]
fn test_in_rect4() {
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// Test cases that should fail
let c1 = (1, 1);
let c2 = (10, 10);
let pt1 = (0, 0);
let pt2 = (15, 15);
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assert_eq!(false, in_rect(Some(c1), Some(c2), pt1));
assert_eq!(false, in_rect(Some(c1), Some(c2), pt2));
}
}