thermal_printer:Java实现网络小票打印机自定义无驱打印

上传者: 42150341 | 上传时间: 2022-12-06 22:42:01 | 文件大小: 1.05MB | 文件类型: ZIP
Java实现POS打印机自定义无驱打印 热敏打印机使用越来越广泛,而安装驱动相当复杂,万幸的是,几乎所有的热敏打印机都支持ESC/P指令,参考网络上一些资料后,在此整理了一份自定义打印的方案 • 打印模板 为了增强打印效果的通用性,因此需要提供多元化的模板对齐支持,而且不同大小的打印机所需的版式也不尽相同 模板采用Json格式存储,分为header、goods、bill、footer四个部分,对模板的解析采用号称史上最快的阿里出品的fastjson 模板示例 { "header": [ { "text": "{$shopname}", "size": 2, "bold": true, "format": 1, "line": 2,

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