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forked from noxious/client
noxious_client/src/composables/useZoneEditorPointerHandlers.ts
2024-08-22 20:00:29 +02:00

56 lines
2.1 KiB
TypeScript

import { computed, type Ref, ref } from 'vue'
import { getTile, tileToWorldXY } from '@/services/zone'
import { useZoneEditorStore } from '@/stores/zoneEditor'
import config from '@/config'
export function useZoneEditorPointerHandlers(scene: Phaser.Scene, layer: Phaser.Tilemaps.TilemapLayer, waypoint: Ref<{ visible: boolean; x: number; y: number }>, camera: Ref<Phaser.Cameras.Scene2D.Camera>, isDragging: Ref<boolean>) {
const zoneEditorStore = useZoneEditorStore()
const isMoveTool = computed(() => zoneEditorStore.tool === 'move')
function updateWaypoint(pointer: Phaser.Input.Pointer) {
const { x: px, y: py } = camera.value.getWorldPoint(pointer.x, pointer.y)
const pointerTile = getTile(px, py, layer)
waypoint.value.visible = !!pointerTile
if (pointerTile) {
const worldPoint = tileToWorldXY(layer, pointerTile.x, pointerTile.y)
waypoint.value.x = worldPoint.positionX
waypoint.value.y = worldPoint.positionY + config.tile_size.y + 15
}
}
function dragZone(pointer: Phaser.Input.Pointer) {
if (isDragging.value) {
const { x, y, prevPosition } = pointer
const { scrollX, scrollY, zoom } = camera.value
camera.value.setScroll(scrollX - (x - prevPosition.x) / zoom, scrollY - (y - prevPosition.y) / zoom)
}
}
function handlePointerMove(pointer: Phaser.Input.Pointer) {
if (isMoveTool.value || pointer.event.shiftKey) {
dragZone(pointer)
}
updateWaypoint(pointer)
}
function handleZoom({ event, deltaY }: Phaser.Input.Pointer) {
if (event instanceof WheelEvent && event.shiftKey) {
scene.scale.setZoom(scene.scale.zoom - deltaY * 0.01)
camera.value = scene.cameras.main
}
}
const setupPointerHandlers = () => {
scene.input.on(Phaser.Input.Events.POINTER_MOVE, handlePointerMove)
scene.input.on(Phaser.Input.Events.POINTER_WHEEL, handleZoom)
}
const cleanupPointerHandlers = () => {
scene.input.off(Phaser.Input.Events.POINTER_MOVE, handlePointerMove)
scene.input.off(Phaser.Input.Events.POINTER_WHEEL, handleZoom)
}
return { setupPointerHandlers, cleanupPointerHandlers }
}