62 lines
1.8 KiB
TypeScript
62 lines
1.8 KiB
TypeScript
import { debounce } from '$lib/utils';
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import { get, writable } from 'svelte/store';
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import type { Readable, Writable } from 'svelte/store';
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import type { WorkflowInstID } from './workflowState';
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export type InterfaceState = {
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// Show a large indicator of the currently editing number value for mobile
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// use (sliders).
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pointerNearTop: boolean,
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pointerNearLeft: boolean,
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showIndicator: boolean,
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indicatorValue: any,
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graphTransitioning: boolean,
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isJumpingToNode: boolean,
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selectedWorkflowID: WorkflowInstID | null
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showingWorkflow: boolean
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}
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type InterfaceStateOps = {
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showIndicator: (pointerX: number, pointerY: number, value: any) => void,
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}
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export type WritableInterfaceStateStore = Writable<InterfaceState> & InterfaceStateOps;
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const store: Writable<InterfaceState> = writable(
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{
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pointerNearTop: false,
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pointerNearLeft: false,
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showIndicator: false,
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indicatorValue: null,
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graphTransitioning: false,
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isJumpingToNode: false,
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selectedWorkflowID: null,
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showingWorkflow: false
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})
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const debounceDrag = debounce(() => { store.update(s => { s.showIndicator = false; return s }) }, 1000)
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function showIndicator(pointerX: number, pointerY: number, value: any) {
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if (!window)
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return;
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const state = get(store)
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let middleWidth = window.innerWidth / 2;
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let middleHeight = window.innerHeight / 2;
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const pointerNearLeft = pointerX < middleWidth;
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const pointerNearTop = pointerY < middleHeight;
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store.update(s => { return { ...s, pointerNearTop, pointerNearLeft, showIndicator: true, indicatorValue: value } });
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debounceDrag();
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}
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const interfaceStateStore: WritableInterfaceStateStore =
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{
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...store,
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showIndicator
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}
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export default interfaceStateStore;
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