115 lines
3.0 KiB
TypeScript
115 lines
3.0 KiB
TypeScript
import { useEffect, useState } from "react";
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import { useTransform } from "./TransformContext";
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import { SightData } from "./types";
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import { Assets, FederatedMouseEvent, Graphics, Texture } from "pixi.js";
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import { COLORS } from "../../contexts/color-mode/theme";
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import { SIGHT_SIZE, UP_SCALE } from "./Constants";
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import { coordinatesToLocal } from "./utils";
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interface SightProps {
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sight: SightData;
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id: number;
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}
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export function Sight({
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sight, id
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}: Readonly<SightProps>) {
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const { rotation, scale } = useTransform();
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const [position, setPosition] = useState({ x: 0, y: 0 });
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const [isDragging, setIsDragging] = useState(false);
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const [startPosition, setStartPosition] = useState({ x: 0, y: 0 });
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const [startMousePosition, setStartMousePosition] = useState({ x: 0, y: 0 });
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const handlePointerDown = (e: FederatedMouseEvent) => {
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setIsDragging(true);
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setStartPosition({
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x: position.x,
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y: position.y
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});
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setStartMousePosition({
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x: e.globalX,
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y: e.globalY
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});
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e.stopPropagation();
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};
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const handlePointerMove = (e: FederatedMouseEvent) => {
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if (!isDragging) return;
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const dx = (e.globalX - startMousePosition.x) / scale;
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const dy = (e.globalY - startMousePosition.y) / scale;
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const cos = Math.cos(rotation);
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const sin = Math.sin(rotation);
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const newPosition = {
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x: startPosition.x + dx * cos + dy * sin,
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y: startPosition.y - dx * sin + dy * cos
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};
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setPosition(newPosition);
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e.stopPropagation();
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};
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const handlePointerUp = (e: FederatedMouseEvent) => {
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setIsDragging(false);
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e.stopPropagation();
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};
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const [texture, setTexture] = useState(Texture.EMPTY);
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useEffect(() => {
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if (texture === Texture.EMPTY) {
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Assets
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.load('/SightIcon.png')
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.then((result) => {
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setTexture(result)
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});
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}
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}, [texture]);
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function draw(g: Graphics) {
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g.clear();
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g.circle(0, 0, 20);
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g.fill({color: COLORS.primary}); // Fill circle with primary color
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}
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if(!sight) {
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console.error("sight is null");
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return null;
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}
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const coordinates = coordinatesToLocal(sight.latitude, sight.longitude);
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return (
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<pixiContainer rotation={-rotation}
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eventMode='static'
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interactive
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onPointerDown={handlePointerDown}
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onGlobalPointerMove={handlePointerMove}
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onPointerUp={handlePointerUp}
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onPointerUpOutside={handlePointerUp}
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x={coordinates.x * UP_SCALE - SIGHT_SIZE/2 + position.x} // Offset by half width to center
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y={coordinates.y * UP_SCALE - SIGHT_SIZE/2 + position.y} // Offset by half height to center
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>
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<pixiSprite
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texture={texture}
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width={SIGHT_SIZE}
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height={SIGHT_SIZE}
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/>
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<pixiGraphics
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draw={draw}
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x={SIGHT_SIZE}
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y={0}
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/>
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<pixiText
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text={`${id+1}`}
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x={SIGHT_SIZE+1}
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y={0}
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anchor={0.5}
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style={{
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fontSize: 24,
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fontWeight: 'bold',
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fill: "#ffffff",
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}}
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/>
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</pixiContainer>
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);
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} |