dashoo
/
lims
forked from dashoo/labsop_base


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="zh-CN">

<head>
    <meta charset="UTF-8" />
    <script>
        var coverSupport = 'CSS' in window && typeof CSS.supports === 'function' && (CSS.supports('top: env(a)') || CSS.supports('top: constant(a)'))
        document.write('<meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0' + (coverSupport ? ', viewport-fit=cover' : '') + '" />')
    </script>
    <title>扫码</title>
    <style>
        html,
        body,
        .container {
            margin: 0;
            padding: 0;
            position: absolute;
            left: 0;
            top: 0;
            right: 0;
            bottom: 0;
            background: #000000;
        }
    </style>
</head>

<body>
    <div id="scan" class="container">
    </div>
    <script>
        var scan;
        var lightImg;
        var lightView;
        var back = function () {
            lightImg && lightImg.clear();
            lightView && lightView.clear();
            scan && scan.close();
            var webview = plus.webview.currentWebview();
            if (webview.__uniapp_dark) {
                plus.navigator.setStatusBarStyle('dark');
            }
            webview.close('auto');
        }
        /**
         * 绘制照亮开关
         */
        function drawLight() {
            var offImg =
                'data:image/png;base64,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';
            var onImg =
                'data:image/png;base64,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';
            var onText = '轻触照亮';
            var offText = '轻触关闭';
            var on = false;
            var viewWidth = 48;
            var fontSize = 12;
            var imgWidth = 30;

            function changeType() {
                lightView.reset();
                lightImg.loadBase64Data(on ? onImg : offImg, function () {
                    lightView.drawBitmap(lightImg, {}, {
                        top: 0,
                        left: (viewWidth - imgWidth) / 2 + 'px',
                        width: imgWidth + 'px',
                        height: imgWidth + 'px'
                    });
                });
                lightView.drawText(on ? offText : onText, {
                    top: imgWidth + 'px',
                    left: '0px',
                    width: '100%',
                    height: fontSize + 'px'
                }, {
                    color: '#ffffff',
                    size: fontSize + 'px'
                });
                scan.setFlash(on);
                on = !on;
            }
            lightImg = new plus.nativeObj.Bitmap('lightImg');
            lightView = new plus.nativeObj.View('lightView', {
                width: viewWidth + 'px',
                height: viewWidth + 'px',
                top: window.innerHeight / 2 + 50 + 'px',
                left: (window.innerWidth - viewWidth) / 2 + 'px',
                position: 'static'
            });
            lightView.addEventListener('click', function () {
                changeType();
            });
            plus.webview.currentWebview().append(lightView);
            changeType();
        }
        document.addEventListener('plusready', function () {
            var serviceWebview = plus.webview.getWebviewById('__W2A_CONTEXT_') || plus.webview.getLaunchWebview();
            plus.key.addEventListener('backbutton', back);
            setTimeout(function () {
                var webview = plus.webview.currentWebview();
                scan = new plus.barcode.Barcode('scan', webview.__uniapp_scan_type, {
                    frameColor: '#118CE9',
                    scanbarColor: '#118CE9'
                });
                scan.onmarked = function (type, code, file) {
                    var res = {
                        type: type,
                        code: code
                    };
                    back()
                    serviceWebview.evalJS('window.__scanCodeCallback__&&__scanCodeCallback__(' +
                        JSON.stringify(res) + ')');
                };
                scan.onerror = function (error) {
                    back()
                    serviceWebview.evalJS(
                        'window.__scanCodeCallback__&&__scanCodeCallback__(false)');
                };

                scan.start();
                drawLight();
            }, 500)
        })
    </script>
</body>

</html>