const cam = {}; cam.queue = {}; cam.lock = false; cam.id = 'camera'; cam.init = function () { 'use strict'; cam.listen(); }; cam.set = function (dir, callback) { 'use strict'; var obj; if (cam.lock) { return false; } obj = { dir : dir, id : uuid.v4() }; ipcRenderer.sendSync(cam.id, obj); if (typeof callback !== 'undefined') { obj.callback = callback; } cam.queue[obj.id] = obj; cam.lock = true; }; cam.setValue = function (val) { 'use strict'; var obj = { val: val, id : uuid.v4() }; ipcRenderer.sendSync(cam.id, obj); }; cam.move = function (callback) { 'use strict'; var obj; if (cam.lock) { return false; } obj = { frame : true, id : uuid.v4() }; ipcRenderer.sendSync(cam.id, obj); if (typeof callback !== 'undefined') { obj.callback = callback; } cam.queue[obj.id] = obj; cam.lock = true; }; cam.end = function (c, id, ms) { 'use strict'; if (c === cfg.arduino.cmd.camera_forward) { mcopy.state.camera.direction = true; } else if (c === cfg.arduino.cmd.camera_backward) { mcopy.state.camera.direction = false; } else if (c === cfg.arduino.cmd.camera) { if (mcopy.state.camera.direction) { mcopy.state.camera.pos += 1; } else { mcopy.state.camera.pos -= 1; } } if (typeof cam.queue[id] !== 'undefined') { if (typeof cam.queue[id].callback !== 'undefined') { cam.queue[id].callback(ms); } delete cam.queue[id]; cam.lock = false; } }; cam.listen = function () { 'use strict'; ipcRenderer.on(cam.id, function (event, arg) { cam.end(arg.cmd, arg.id, arg.ms); return event.returnValue = true; }); }; module.exports = cam;