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Merge pull request #1390 from pau-tomas/feat/waveeditor-input
Add an input to edit waveforms via text
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,243 @@ | ||
| import React, { useCallback, useEffect, useRef, useState } from "react"; | ||
| import API from "renderer/lib/api"; | ||
| import clamp from "shared/lib/helpers/clamp"; | ||
| import clipboardActions from "store/features/clipboard/clipboardActions"; | ||
| import { useAppDispatch, useAppSelector } from "store/hooks"; | ||
| import styled, { css } from "styled-components"; | ||
|
|
||
| interface WaveEditorInputProps { | ||
| waveId: number; | ||
| onEditWave: (newWave: Uint8Array) => void; | ||
| } | ||
|
|
||
| const validKeys = [ | ||
| "0", | ||
| "1", | ||
| "2", | ||
| "3", | ||
| "4", | ||
| "5", | ||
| "6", | ||
| "7", | ||
| "8", | ||
| "9", | ||
| "A", | ||
| "B", | ||
| "C", | ||
| "D", | ||
| "F", | ||
| ]; | ||
|
|
||
| interface InputWrapperProps { | ||
| focus?: boolean; | ||
| } | ||
| const InputWrapper = styled.div<InputWrapperProps>` | ||
| position: relative; | ||
| font-family: monospace; | ||
| display: flex; | ||
| align-items: center; | ||
| justify-content: space-around; | ||
| background: ${(props) => props.theme.colors.input.background}; | ||
| color: ${(props) => props.theme.colors.input.text}; | ||
| border: 1px solid ${(props) => props.theme.colors.input.border}; | ||
| font-size: ${(props) => props.theme.typography.fontSize}; | ||
| border-radius: ${(props) => props.theme.borderRadius}px; | ||
| padding: 5px; | ||
| box-sizing: border-box; | ||
| width: 100%; | ||
| height: 28px; | ||
| cursor: text; | ||
| :hover { | ||
| background: ${(props) => props.theme.colors.input.hoverBackground}; | ||
| } | ||
| ${(props) => | ||
| props.focus && | ||
| css` | ||
| outline: none; | ||
| border: 1px solid ${(props) => props.theme.colors.highlight} !important; | ||
| box-shadow: 0 0 0px 2px ${(props) => props.theme.colors.highlight} !important; | ||
| background: ${(props) => props.theme.colors.input.activeBackground}; | ||
| transition: box-shadow 0.2s cubic-bezier(0.175, 0.885, 0.71, 2.65); | ||
| `} | ||
| :disabled { | ||
| opacity: 0.5; | ||
| } | ||
| input { | ||
| opacity: 0; | ||
| position: absolute; | ||
| pointer-events: none; | ||
| top: 0; | ||
| bottom: 0; | ||
| left: 0; | ||
| right: 0; | ||
| } | ||
| `; | ||
|
|
||
| interface InputCellProps { | ||
| active: boolean; | ||
| } | ||
| const InputCell = styled.span<InputCellProps>` | ||
| display: flex; | ||
| align-items: center; | ||
| flex-grow: 1; | ||
| height: 28px; | ||
| box-sizing: border-box; | ||
| color: ${(props) => (props.active ? props.theme.colors.highlight : "")}; | ||
| `; | ||
|
|
||
| export const WaveEditorInput = ({ | ||
| waveId, | ||
| onEditWave, | ||
| }: WaveEditorInputProps) => { | ||
| const dispatch = useAppDispatch(); | ||
| const song = useAppSelector((state) => state.trackerDocument.present.song); | ||
|
|
||
| const wave = Array.from(song?.waves[waveId] ?? []); | ||
|
|
||
| const [editPosition, setEditPosition] = useState(0); | ||
| const [hasFocus, setHasFocus] = useState(false); | ||
|
|
||
| const handleKeyDown = useCallback( | ||
| (e: KeyboardEvent) => { | ||
| if (e.metaKey || e.ctrlKey || e.altKey) { | ||
| return; | ||
| } | ||
|
|
||
| e.stopPropagation(); | ||
| // e.preventDefault(); | ||
|
|
||
| let tmpEditPosition = editPosition; | ||
| if (e.key === "ArrowLeft") { | ||
| tmpEditPosition -= 1; | ||
| } | ||
| if (e.key === "ArrowRight") { | ||
| tmpEditPosition += 1; | ||
| } | ||
|
|
||
| if (tmpEditPosition !== editPosition) { | ||
| const newEditPosition = ((tmpEditPosition % 32) + 32) % 32; | ||
| setEditPosition(newEditPosition); | ||
| return; | ||
| } | ||
|
|
||
| if (e.key === "ArrowDown") { | ||
| wave[editPosition] = (((wave[editPosition] - 1) % 16) + 16) % 16; | ||
| onEditWave(Uint8Array.from(wave)); | ||
| } else if (e.key === "ArrowUp") { | ||
| wave[editPosition] = (((wave[editPosition] + 1) % 16) + 16) % 16; | ||
| onEditWave(Uint8Array.from(wave)); | ||
| } else if (e.key === "Backspace" || e.key === "Delete") { | ||
| wave[editPosition] = 0; | ||
| const newEditPosition = clamp(editPosition - 1, 0, 31); | ||
| setEditPosition(newEditPosition); | ||
| onEditWave(Uint8Array.from(wave)); | ||
| } else if (validKeys.includes(e.key.toUpperCase())) { | ||
| const newValue = parseInt(e.key, 16); | ||
| if (!isNaN(newValue)) { | ||
| wave[editPosition] = newValue; | ||
| const newEditPosition = clamp(editPosition + 1, 0, 31); | ||
| setEditPosition(newEditPosition); | ||
| } | ||
| onEditWave(Uint8Array.from(wave)); | ||
| } | ||
| }, | ||
| [editPosition, onEditWave, wave] | ||
| ); | ||
|
|
||
| useEffect(() => { | ||
| if (hasFocus) { | ||
| window.addEventListener("keydown", handleKeyDown); | ||
| } | ||
| return () => { | ||
| window.removeEventListener("keydown", handleKeyDown); | ||
| }; | ||
| }, [handleKeyDown, hasFocus]); | ||
|
|
||
| const onCopy = useCallback(() => { | ||
| dispatch( | ||
| clipboardActions.copyText( | ||
| wave.map((value) => value.toString(16).toUpperCase()).join("") | ||
| ) | ||
| ); | ||
| }, [dispatch, wave]); | ||
|
|
||
| const onCut = useCallback(() => { | ||
| dispatch(clipboardActions.copyText(wave.toString())); | ||
| }, [dispatch, wave]); | ||
|
|
||
| const onPaste = useCallback(async () => { | ||
| const newWaveString = await API.clipboard.readText(); | ||
| if (newWaveString) { | ||
| const isValid = newWaveString.length === 32; | ||
| if (isValid) { | ||
| const newWave = []; | ||
| for (let i = 0; i < newWaveString.length; i++) { | ||
| newWave.push(parseInt(newWaveString[i], 16)); | ||
| } | ||
| onEditWave(Uint8Array.from(newWave)); | ||
| } | ||
| } | ||
| }, [onEditWave]); | ||
|
|
||
| // Clipboard | ||
| useEffect(() => { | ||
| if (hasFocus) { | ||
| window.addEventListener("copy", onCopy); | ||
| window.addEventListener("cut", onCut); | ||
| window.addEventListener("paste", onPaste); | ||
| return () => { | ||
| window.removeEventListener("copy", onCopy); | ||
| window.removeEventListener("cut", onCut); | ||
| window.removeEventListener("paste", onPaste); | ||
| }; | ||
| } | ||
| }, [onCopy, onCut, hasFocus, onPaste]); | ||
|
|
||
| const inputRef = useRef<HTMLInputElement>(null); | ||
| const handleFocus = useCallback(() => { | ||
| if (!hasFocus && inputRef && inputRef.current) { | ||
| inputRef.current.focus(); | ||
| setHasFocus(true); | ||
| } | ||
| }, [hasFocus]); | ||
|
|
||
| const handleBlur = useCallback(() => { | ||
| setHasFocus(false); | ||
| }, []); | ||
|
|
||
| return ( | ||
| <InputWrapper tabIndex={-1} focus={hasFocus}> | ||
| {wave && | ||
| wave.map((w, i) => { | ||
| return ( | ||
| <InputCell | ||
| active={hasFocus && i === editPosition} | ||
| onClick={() => { | ||
| setEditPosition(i); | ||
| handleFocus(); | ||
| }} | ||
| > | ||
| {w.toString(16).toUpperCase()} | ||
| </InputCell> | ||
| ); | ||
| })} | ||
| <input | ||
| tabIndex={0} | ||
| ref={inputRef} | ||
| onFocus={handleFocus} | ||
| onBlur={handleBlur} | ||
| onChange={(e) => (e.target.value = "")} | ||
| /> | ||
| </InputWrapper> | ||
| ); | ||
| }; |