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Add edges

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This commit is contained in:
Dane Johnson 2022-04-29 10:42:28 -05:00
parent 100366957b
commit 4c2cb18819
2 changed files with 63 additions and 20 deletions
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src/main.rs
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@ -85,6 +85,49 @@ impl Board {
}
}
//////////////////// Dispatching Functions ////////////////////
mod dispatch {
use super::*;
type Coords = (f32, f32);
pub(super) fn node_press(state: &mut AppState, coords: Coords) {
let (pos_x, pos_y) = coords;
if app::event_button() == 1 {
let name = dialog::input_default("Node", "");
if let Some(name) = name {
state.board.add_node(pos_x, pos_y, name);
}
} else if app::event_button() == 3 {
let id = state.board.nearest_node(pos_x, pos_y);
if let Some(id) = id {
state.board.remove_node(id);
}
}
app::redraw();
}
pub(super) fn edge_press(state: &mut AppState, coords: Coords) {
let (pos_x, pos_y) = coords;
if app::event_button() == 1 {
match (state.selected_node, state.board.nearest_node(pos_x, pos_y)) {
(Some(selected), Some(nearest)) => {
if selected == nearest {
state.selected_node = None;
} else {
let node = state.board.nodes.get_mut(&selected).unwrap();
node.edges.insert(nearest);
}
app::redraw();
}
(None, Some(nearest)) => {
state.selected_node = Some(nearest);
app::redraw();
}
_ => (),
}
}
}
}
//////////////////// Utility Functions ////////////////////
fn encode_png(image: &DynamicImage) -> Vec<u8> {
@ -259,15 +302,30 @@ fn main() {
frame.draw(move |f| {
use draw::*;
let mut state = state_clone.borrow_mut();
// Background
let image = &mut state.image;
if let Some(image) = image.as_mut() {
image.scale(f.w(), f.h(), false, true);
image.draw(f.x(), f.y(), f.w(), f.h());
}
// Nodes
let board = &state.board;
for node in board.nodes.values() {
for (&id, node) in &board.nodes {
// Draw the node
let (x, y) = f.from_coords(node.x, node.y);
if state.selected_node == Some(id) {
set_draw_color(Color::Red);
draw_text(&node.name, x, y);
set_draw_color(Color::Black);
} else {
draw_text(&node.name, x, y);
}
// Draw edges
for other_id in &node.edges {
let other = board.nodes.get(other_id).unwrap();
let (x1, y1) = f.from_coords(other.x, other.y);
draw_line(x, y, x1, y1);
}
}
});
let state_clone = Rc::clone(&state);
@ -275,26 +333,11 @@ fn main() {
match e {
Event::Push => {
let mut state = state_clone.borrow_mut();
let (pos_x, pos_y) = f.to_coords(app::event_x(), app::event_y());
let coords = f.to_coords(app::event_x(), app::event_y());
match state.edit_mode {
EditMode::Node => {
if app::event_button() == 1 {
let name = dialog::input_default("Node", "");
if let Some(name) = name {
state.board.add_node(pos_x, pos_y, name);
}
} else if app::event_button() == 3 {
let id = state.board.nearest_node(pos_x, pos_y);
if let Some(id) = id {
state.board.remove_node(id);
}
}
app::redraw();
},
EditMode::Edge => {
todo!();
}
EditMode::Node => dispatch::node_press(&mut state, coords),
EditMode::Edge => dispatch::edge_press(&mut state, coords),
}
true
}