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spacetac/src/ui/map/StarSystemDisplay.ts

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3.2 KiB
TypeScript

module TS.SpaceTac.UI {
// Group to display a star system
export class StarSystemDisplay extends Phaser.Image {
starsystem: Star;
player: Player;
fleet_display: FleetDisplay;
locations: [StarLocation, Phaser.Image, Phaser.Image][] = [];
constructor(parent: UniverseMapView, starsystem: Star) {
super(parent.game, starsystem.x, starsystem.y, "map-starsystem-background");
this.anchor.set(0.5, 0.5);
let scale = this.width;
this.scale.set(starsystem.radius * 2 / scale);
this.starsystem = starsystem;
this.player = parent.player;
this.fleet_display = parent.player_fleet;
// Show boundary
this.addCircle(starsystem.radius);
// Show locations
starsystem.locations.map(location => {
let location_sprite: Phaser.Image | null = null;
let fleet_move = () => this.fleet_display.moveToLocation(location);
if (location.type == StarLocationType.STAR) {
location_sprite = this.addImage(location.x, location.y, "map-location-star", fleet_move);
} else if (location.type == StarLocationType.PLANET) {
location_sprite = this.addImage(location.x, location.y, "map-location-planet", fleet_move);
location_sprite.rotation = Math.atan2(location.y, location.x);
this.addCircle(Math.sqrt(location.x * location.x + location.y * location.y), 1);
} else if (location.type == StarLocationType.WARP) {
location_sprite = this.addImage(location.x, location.y, "map-location-warp", fleet_move);
}
if (location_sprite) {
let key = this.getVisitedKey(location);
let status_badge = this.addImage(location.x + 0.005, location.y + 0.005, key);
this.locations.push([location, location_sprite, status_badge]);
}
});
}
addImage(x: number, y: number, key: string, onclick: Function | null = null): Phaser.Image {
x /= this.scale.x;
y /= this.scale.y;
let image = onclick ? this.game.add.button(x, y, key, onclick) : this.game.add.image(x, y, key);
image.anchor.set(0.5, 0.5);
this.addChild(image);
return image;
}
addCircle(radius, width = 3, color = 0x424242): Phaser.Graphics {
let circle = this.game.add.graphics(0, 0);
circle.lineStyle(width, color);
circle.drawCircle(0, 0, radius * 2 / this.scale.x);
this.addChild(circle);
return circle;
}
/**
* Return the sprite code to use for visited status.
*/
getVisitedKey(location: StarLocation) {
return this.player.hasVisitedLocation(location) ? (location.encounter ? "map-state-enemy" : "map-state-clear") : "map-state-unknown";
}
/**
* Update displayed information, and fog of war
*/
updateInfo() {
this.locations.forEach(info => {
info[2].loadTexture(this.getVisitedKey(info[0]));
});
}
}
}