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|
use crate::button::{Button, MouseButton};
use crate::config::Config;
use crate::grid::{snap_to_grid, SNAP_SIZE};
use crate::map::Map;
use crate::tool::*;
use crate::transform::Transform;
use raylib::core::drawing::RaylibDrawHandle;
use raylib::{RaylibHandle, RaylibThread};
use std::collections::HashMap;
pub struct Editor {
map: Map,
/// HashMap that matches the ToolType with its proper activation key and of course the tool
/// itself.
tools: HashMap<ToolType, (Box<dyn Tool>, Button)>,
active: ToolType,
config: Config,
}
impl Editor {
pub fn new(rl: &mut RaylibHandle, rlt: &RaylibThread, config: Config) -> Self {
let map = Map::new(rl, rlt);
let mut tools: HashMap<ToolType, (Box<dyn Tool>, Button)> =
HashMap::with_capacity(ToolType::NumTools as usize);
tools.insert(
ToolType::RectRoomTool,
(
Box::new(RectRoomTool::new()),
config.tool_activation_keys.rect_room,
),
);
tools.insert(
ToolType::PolygonRoomTool,
(
Box::new(PolygonRoomTool::new()),
config.tool_activation_keys.polygon_room,
),
);
tools.insert(
ToolType::WallTool,
(Box::new(WallTool::new()), config.tool_activation_keys.wall),
);
tools.insert(
ToolType::IconTool,
(
Box::new(IconTool::new(config.icon_keys.clone(), map.icon_renderer())),
config.tool_activation_keys.icon,
),
);
tools.insert(
ToolType::DeletionTool,
(
Box::new(DeletionTool::new()),
config.tool_activation_keys.deletion,
),
);
tools.insert(
ToolType::SelectionTool,
(
Box::new(SelectionTool::new()),
config.tool_activation_keys.selection,
),
);
assert_eq!(ToolType::NumTools as usize, tools.len());
Self {
map,
tools,
active: ToolType::RectRoomTool,
config,
}
}
/// Get the currently active tool.
pub fn active(&self) -> ToolType {
self.active
}
/// Set the currently active tool. Any process currently going on in a different tool will be
/// aborted.
pub fn set_active(&mut self, tool: ToolType) {
if tool != self.active {
self.tools.get_mut(&self.active).unwrap().0.deactivate();
self.active = tool;
self.tools
.get_mut(&self.active)
.expect("{:?} is not a Tool in the Editor. Maybe you forgot to register it?")
.0
.activate();
}
}
pub fn update(&mut self, rl: &mut RaylibHandle, transform: &Transform, mouse_blocked: bool) {
// Handle keybindings for tool change
for (&tool_type, (_, activation_key)) in self.tools.iter() {
if activation_key.is_pressed(rl, false) {
// Don't do anything if the tool does not change.
if tool_type == self.active {
break;
}
// Activate the tool of which the key binding has been pressed.
self.set_active(tool_type);
break;
}
}
/*
TODO: reintroduce saving and loading
// Handle saving and loading the editor contents to the swap file
if rl.is_key_pressed(KeyboardKey::KEY_S) {
self.map_data
.write_file("swap.ron")
.expect("Unable to write buffer file");
} else if rl.is_key_pressed(KeyboardKey::KEY_L) {
self.map_data
.load_file("swap.ron")
.expect("Unable to read buffer file");
}
*/
let mouse_pos_m = transform.point_px_to_m(&rl.get_mouse_position().into());
let snapped_mouse_pos = snap_to_grid(mouse_pos_m, SNAP_SIZE);
// Update the currently active tool
let active_tool = &mut self.tools.get_mut(&self.active).unwrap().0;
active_tool.update(&self.map, &snapped_mouse_pos);
// Handle common keybindings many of the tools have.
if self
.config
.tool_general_keys
.place_single
.is_pressed(rl, mouse_blocked)
{
active_tool.place_single(&mut self.map, &snapped_mouse_pos);
}
if self
.config
.tool_general_keys
.finish
.is_pressed(rl, mouse_blocked)
{
active_tool.finish(&mut self.map);
}
if self
.config
.tool_general_keys
.abort
.is_pressed(rl, mouse_blocked)
{
active_tool.abort();
}
// Handle custom keybindings in case the tool has any.
let latest_button = if let Some(keyboard_key) = rl.get_key_pressed() {
Some(Button::Keyboard(keyboard_key.into()))
} else {
let mouse_buttons = [
Button::Mouse(MouseButton::Left),
Button::Mouse(MouseButton::Middle),
Button::Mouse(MouseButton::Right),
];
mouse_buttons
.iter()
.find(|button| button.is_pressed(rl, mouse_blocked))
.copied()
};
if let Some(latest_button) = latest_button {
active_tool.on_button_pressed(&mut self.map, latest_button);
}
}
pub fn draw_tools(&self, rld: &mut RaylibDrawHandle, transform: &Transform) {
for (tool, _) in self.tools.values() {
tool.draw(rld, transform);
}
}
pub fn map(&self) -> &Map {
&self.map
}
}
|
