182 lines
3.8 KiB
JavaScript
182 lines
3.8 KiB
JavaScript
function hgwebsdk()
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{
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}
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hgwebsdk.socket = null;
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hgwebsdk.scan = function(host, port, path)
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{
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if (hgwebsdk.socket != null)
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{
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return;
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}
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hgwebsdk.socket = new WebSocket("ws://127.0.0.1:38999");
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hgwebsdk.socket.onopen = function(msg)
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{
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hgwebsdk.socket.send(JSON.stringify({
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'func':'is_device_init'
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}));
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hgwebsdk.socket.onmessage = function(msg)
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{
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console.log(msg.data);
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var message = JSON.parse(msg.data);
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if ("is_device_init" == message['func'])
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{
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if (message['ret'] != 0)
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{
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hgwebsdk.socket.send(JSON.stringify({
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'func':'init_device'
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}));
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}
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else
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{
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hgwebsdk.socket.send(JSON.stringify({
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'func':'get_curr_device_name'
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}));
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}
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}
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else if ("init_device" == message['func'])
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{
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if (0 == message['ret'])
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{
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hgwebsdk.socket.send(JSON.stringify({
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'func':'get_curr_device_name'
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}));
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}
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else
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{
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hgwebsdk.socket.close();
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}
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}
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else if ("get_curr_device_name" == message['func'])
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{
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if (0 != message['ret'])
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{
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hgwebsdk.socket.send(JSON.stringify({
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'func':'open_device'
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}));
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}
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else
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{
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hgwebsdk.socket.send(JSON.stringify({
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'func':'is_device_scanning'
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}));
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}
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}
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else if ("open_device" == message['func'])
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{
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if (0 == message['ret'])
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{
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hgwebsdk.socket.send(JSON.stringify({
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'func':'is_device_scanning'
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}));
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}
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else
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{
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hgwebsdk.socket.close();
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}
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}
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else if ("is_device_scanning" == message['func'])
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{
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if (0 != message['ret'])
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{
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var setDeviceParamJsonData = {};
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setDeviceParamJsonData.func = 'set_device_param';
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setDeviceParamJsonData.device_param = [];
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var ele1 = {};
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ele1.name = '颜色模式';
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ele1.value = '24位彩色';
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setDeviceParamJsonData.device_param.push(ele1);
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var ele2 = {};
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ele2.name = '扫描页面';
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ele2.value = '双面';
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setDeviceParamJsonData.device_param.push(ele2);
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var ele3 = {};
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ele3.name = '分辨率';
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ele3.value = 200;
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setDeviceParamJsonData.device_param.push(ele3);
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//alert(JSON.stringify(setDeviceParamJsonData));
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hgwebsdk.socket.send(JSON.stringify(setDeviceParamJsonData));
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}
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else
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{
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hgwebsdk.socket.close();
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}
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}
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else if ("set_device_param" == message['func'])
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{
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if (0 == message['ret'])
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{
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var startScanJsonData = {};
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startScanJsonData.func = 'start_scan';
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startScanJsonData.get_base64 = false;
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//alert(JSON.stringify(startScanJsonData));
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hgwebsdk.socket.send(JSON.stringify(startScanJsonData));
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}
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else
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{
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hgwebsdk.socket.close();
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}
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}
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else if ("start_scan" == message['func'])
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{
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if (0 != message['ret'])
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{
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hgwebsdk.socket.close();
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}
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}
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else if ("scan_begin" == message['func'])
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{
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//
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}
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else if ("scan_end" == message['func'])
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{
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hgwebsdk.socket.close();
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}
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else if ("scan_info" == message['func'])
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{
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//
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}
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else if ("scan_image" == message['func'])
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{
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var uploadJsonData = {};
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uploadJsonData.func = 'upload_local_file';
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uploadJsonData.file_path = message['image_path'];
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uploadJsonData.upload_mode = 'http';
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uploadJsonData.http_host = host;
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uploadJsonData.http_port = port;
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uploadJsonData.http_path = path;
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//alert(JSON.stringify(uploadJsonData));
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hgwebsdk.socket.send(JSON.stringify(uploadJsonData));
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var deleteJsonData = {};
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deleteJsonData.func = 'delete_local_file';
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deleteJsonData.file_path = message['image_path'];
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//alert(JSON.stringify(deleteJsonData));
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hgwebsdk.socket.send(JSON.stringify(deleteJsonData));
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}
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}
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}
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hgwebsdk.socket.onclose = function(msg)
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{
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hgwebsdk.socket = null;
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}
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hgwebsdk.socket.onerror = function(msg)
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{
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//alert('socket.onerror');
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}
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} |