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user_guide: Use WinterJS for the settings editor.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| /* eslint-env node */ | ||
| module.exports = { | ||
| env: { | ||
| browser: true, | ||
| es2021: true, | ||
| }, | ||
| extends: ["eslint:recommended"], | ||
| parserOptions: { | ||
| ecmaVersion: 12, | ||
| sourceType: "module", | ||
| }, | ||
| rules: {}, | ||
| }; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,4 @@ | ||
| /* eslint-env node */ | ||
| module.exports = { | ||
| tabWidth: 4, | ||
| }; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| import * as Teeth from "./winterjs/teeth.js"; | ||
| import { Uint8Array_to_hex } from "./winterjs/utils.js"; | ||
| import GemSettings from "./gem_settings.js"; | ||
|
|
||
| const settings_chunk_size = 10; | ||
| const settings_chunk_count = | ||
| Teeth.encoded_length(GemSettings.packed_size) / settings_chunk_size; | ||
|
|
||
| function strip_response(response) { | ||
| return response.data.slice(3, -1); | ||
| } | ||
|
|
||
| export default class Gemini { | ||
| constructor(midi) { | ||
| this.midi = midi; | ||
| } | ||
|
|
||
| async get_version() { | ||
| /* (command 0x01 - hello) */ | ||
| let response = await this.midi.transact( | ||
| new Uint8Array([0xf0, 0x77, 0x01, 0xf7]) | ||
| ); | ||
| return new TextDecoder("ascii").decode(strip_response(response)); | ||
| } | ||
|
|
||
| async get_serial_number() { | ||
| /* (command 0x0f - get serial number) */ | ||
| const response = await this.midi.transact( | ||
| new Uint8Array([0xf0, 0x77, 0x0f, 0xf7]) | ||
| ); | ||
| return Uint8Array_to_hex(Teeth.decode(strip_response(response))); | ||
| } | ||
|
|
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| async load_settings() { | ||
| let encoded_data = new Uint8Array( | ||
| Teeth.encoded_length(GemSettings.packed_size) | ||
| ); | ||
|
|
||
| for (let n = 0; n < settings_chunk_count; n++) { | ||
| /* (command 0x08 - load settings chunk) */ | ||
| const response = await this.midi.transact( | ||
| new Uint8Array([0xf0, 0x77, 0x08, n, 0xf7]) | ||
| ); | ||
|
|
||
| const chunk = strip_response(response); | ||
|
|
||
| if (chunk.length != settings_chunk_size) { | ||
| throw `Invalid settings chunk data! ${response.data}`; | ||
| } | ||
|
|
||
| for (let x = 0; x < settings_chunk_size; x++) { | ||
| encoded_data[settings_chunk_size * n + x] = chunk[x]; | ||
| } | ||
| } | ||
|
|
||
| const decoded_data = Teeth.decode(encoded_data); | ||
| return GemSettings.unpack(decoded_data); | ||
| } | ||
|
|
||
| async save_settings(settings) { | ||
| const settings_data = settings.pack(); | ||
|
|
||
| let encoded_data = new Uint8Array( | ||
| Teeth.encoded_length(GemSettings.packed_size) | ||
| ); | ||
|
|
||
| encoded_data.set(Teeth.encode(settings_data)); | ||
|
|
||
| for (let n = 0; n < settings_chunk_count; n++) { | ||
| /* (command 0x09 - save settings chunk) */ | ||
| let midi_message = new Uint8Array(5 + settings_chunk_size); | ||
| midi_message.set([0xf0, 0x77, 0x09, n]); | ||
| for (let x = 0; x < settings_chunk_size; x++) { | ||
| midi_message[4 + x] = encoded_data[settings_chunk_size * n + x]; | ||
| } | ||
| midi_message[5 + settings_chunk_size - 1] = 0xf7; | ||
| await this.midi.transact(midi_message); | ||
| } | ||
| } | ||
| } |
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