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Merge branch 'master' of https://bdgit.educoder.net/plebkff6w/text4

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ykhao 2 years ago
parent 3e3b6c0b53 97652a292d
commit 363e367d73
4 changed files with 409 additions and 7 deletions
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15
README.md
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@ -343,8 +343,15 @@ Step 2.12: if c == CMD_QUIT then 退出
![](pictures/main_chart.drawio.svg) ![](pictures/main_chart.drawio.svg)
#### save_data
Step 1: 输入文件名
Step 2: 打开文件
Step 3: if 打开文件失败 then 提示打开文件失败并结束
Step 4: 将所有库存记录写入文件
Step 5: 关闭文件
![](pictures/data.drawio.svg)
#### make_chart #### make_chart
@ -353,16 +360,10 @@ Step 2: 显示图表
![](pictures/make_chart.drawio.svg) ![](pictures/make_chart.drawio.svg)
#### query_data
Step 1: 输入学生学号
Step 2: if学号不存在 then 提示学生不存在并结束
Step 3: else 学号存在 then 输出学号、姓名、成绩
![](pictures/query_data.drawio.svg)
#### confirm #### confirm
Step 1: 输出 确定要退出吗 Step 1: 输出 确定要退出吗
Step 2: if 确认 then 退出 Step 2: if 确认 then 退出
![](pictures/confirm.drawio.svg)

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<path d="M 80 308.88 L 76.5 301.88 L 80 303.63 L 83.5 301.88 Z" fill="rgb(0, 0, 0)" stroke="rgb(0, 0, 0)" stroke-miterlimit="10" pointer-events="all"/>
<rect x="20" y="210" width="120" height="60" rx="9" ry="9" fill="#ffffff" stroke="#000000" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
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<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 118px; height: 1px; padding-top: 240px; margin-left: 21px;">
<div data-drawio-colors="color: #000000; " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
打开文件夹
</div>
</div>
</div>
</foreignObject>
<text x="80" y="244" fill="#000000" font-family="Helvetica" font-size="12px" text-anchor="middle">
打开文件夹
</text>
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<path d="M 10 420 L 150 420 L 150 488 Q 115 466.4 80 488 Q 45 509.6 10 488 L 10 432 Z" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 138px; height: 1px; padding-top: 448px; margin-left: 11px;">
<div data-drawio-colors="color: rgb(0, 0, 0); " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
<font color="#000000">
把所有库存记录写入文件
</font>
</div>
</div>
</div>
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<text x="80" y="452" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
把所有库存记录写入文件
</text>
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</g>
<switch>
<g requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"/>
<a transform="translate(0,-5)" xlink:href="https://www.diagrams.net/doc/faq/svg-export-text-problems" target="_blank">
<text text-anchor="middle" font-size="10px" x="50%" y="100%">
Text is not SVG - cannot display
</text>
</a>
</switch>
</svg>
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Width:  |  Height:  |  Size: 15 KiB

144
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<ellipse cx="85" cy="35" rx="75" ry="35" fill="#ffffff" stroke="#000000" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 148px; height: 1px; padding-top: 35px; margin-left: 11px;">
<div data-drawio-colors="color: rgb(0, 0, 0); " style="box-sizing: border-box; font-size: 0px; text-align: center;">
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read_data
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<text x="85" y="39" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
read_data
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<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 148px; height: 1px; padding-top: 220px; margin-left: 11px;">
<div data-drawio-colors="color: rgb(0, 0, 0); " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
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打开文件
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打开文件
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<path d="M 85 598.88 L 82.67 591.88 L 87.33 591.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 42.5 300 L 75.95 284.26 Q 85 280 94.05 284.26 L 160.95 315.74 Q 170 320 160.95 324.26 L 94.05 355.74 Q 85 360 75.95 355.74 L 9.05 324.26 Q 0 320 9.05 315.74 Z" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 168px; height: 1px; padding-top: 320px; margin-left: 1px;">
<div data-drawio-colors="color: rgb(0, 0, 0); " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
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文件为空？
</font>
</div>
</div>
</div>
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<text x="85" y="324" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
文件为空？
</text>
</switch>
</g>
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<path d="M 280 478.88 L 277.67 471.88 L 282.33 471.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
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<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 138px; height: 1px; padding-top: 410px; margin-left: 211px;">
<div data-drawio-colors="color: rgb(0, 0, 0); " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
<font color="#000000">
读取文件
</font>
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</div>
</div>
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<text x="280" y="414" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
读取文件
</text>
</switch>
</g>
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<path d="M 81.12 580 L 88.12 577.67 L 88.12 582.33 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 270 540 L 220 540 Q 210 540 213.16 530.51 L 226.84 489.49 Q 230 480 240 480 L 340 480 Q 350 480 346.84 489.49 L 333.16 530.51 Q 330 540 320 540 Z" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 138px; height: 1px; padding-top: 510px; margin-left: 211px;">
<div data-drawio-colors="color: rgb(0, 0, 0); " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
<font color="#000000">
显示数据，记录
</font>
</div>
</div>
</div>
</foreignObject>
<text x="280" y="514" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
显示数据，记录
</text>
</switch>
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<ellipse cx="85" cy="635" rx="70" ry="35" fill="#ffffff" stroke="#000000" pointer-events="all"/>
<path d="M 85 150 L 85 183.63" fill="none" stroke="rgb(0, 0, 0)" stroke-miterlimit="10" pointer-events="stroke"/>
<path d="M 85 188.88 L 81.5 181.88 L 85 183.63 L 88.5 181.88 Z" fill="rgb(0, 0, 0)" stroke="rgb(0, 0, 0)" stroke-miterlimit="10" pointer-events="all"/>
<path d="M 10 150 L 30 90 L 160 90 L 140 150 Z" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/>
<g transform="translate(-0.5 -0.5)">
<switch>
<foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;">
<div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 148px; height: 1px; padding-top: 120px; margin-left: 11px;">
<div data-drawio-colors="color: rgb(0, 0, 0); " style="box-sizing: border-box; font-size: 0px; text-align: center;">
<div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">
<font color="#000000">
输入文件名
</font>
</div>
</div>
</div>
</foreignObject>
<text x="85" y="124" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
输入文件名
</text>
</switch>
</g>
</g>
<switch>
<g requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"/>
<a transform="translate(0,-5)" xlink:href="https://www.diagrams.net/doc/faq/svg-export-text-problems" target="_blank">
<text text-anchor="middle" font-size="10px" x="50%" y="100%">
Text is not SVG - cannot display
</text>
</a>
</switch>
</svg>
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