fqreader's Introduction

fqreader

一个可以自定义的扫描控件,

Usage Add this to your package's pubspec.yaml file:

dependencies:
  fqreader: "^0.1.6"

Fqreader

decodeImg

解析图片

Param	Type	Default	Description
[file]	`File`		图片文件
[scanType]	`List`	ScanType.ALL	扫描的类型,默认全部类型

Param	Type	Default	Description
[onScan]	`ScanEvent`		扫描事件
[scanRect]	`Rect`		扫描区域位置大小, scanRect和scanSize 只能用一个
[scanSize]	`Size`		扫描区域大小, scanRect和scanSize 只能用一个
[viewSize]	`Size`		ScanView控件大小
[scanAilgn]	`Alignment`		扫描框的位置(位于图片)
[viewAilgn]	`Alignment`		view的位置(位于图片)
[autoScan]	`bool`	true	是否立即扫描
[continuityScan]	`bool`	false	是否连续扫描
[scanInterval]	`Duration`	0.5s	连续扫描间隔
[scanType]	`List`	ScanType.ALL	扫描的条码类型
[devicePixelRatio]	`double`		屏幕分辨率

ScanViewState

startScan

开始扫描

stopScan

暂停扫描

turnOn

开灯

turnOff

关灯

ScanType

Enum	Description
[ALL]	所有条形码
[QR_CODE]	普通二维码
[AZTEC]	二维码主要用于航空。比如坐飞机行李箱上贴的便签
[CODABAR]	条形码
[CODE_39]	CODE 39 条形码
[CODE_93]	CODE 92 条形码
[CODE_128]	CODE 128 条形码
[EAN8]	商品用条形码 EAN8
[EAN13]	商品用条形码 EAN13
[ITF]	全球贸易货号。主要用于运输方面的条形码
[DATA_MATRIX]	一种二维码
[PDF_417]	PDF417条码是一种高密度、高信息含量的便携式数据文件

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fqreader's Issues

初始化直接报错

[ERROR:flutter/lib/ui/ui_dart_state.cc(148)] Unhandled Exception: PlatformException(ScanView init, setParameters failed, null)

ios MissingPluginException

MissingPluginException(No implementation found for method initView on channel fqreader)

I/flutter (13541): ==============================>>>>>>>>>>>>>>null E/flutter (13541): [ERROR:flutter/lib/ui/ui_dart_state.cc(157)] Unhandled Exception: NoSuchMethodError: The getter 'devicePixelRatio' was called on null. E/flutter (13541): Receiver: null E/flutter (13541): Tried calling: devicePixelRatio E/flutter (13541): #0 Object.noSuchMethod (dart:core-patch/object_patch.dart:53:5) E/flutter (13541): #1 ScanViewState.startScan (package:fqreader/scan_view.dart:146:36)

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