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Changes for page 05 Lua Script

Last modified by Hunter on 2026/10/23 11:34
From version 34.1
edited by Hunter
on 2026/10/23 11:34
Change comment: There is no comment for this version
To version 28.5
edited by Hunter
on 2026/10/21 10:15
Change comment: There is no comment for this version

Summary

Details

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726 726  
727 727  = 29 Graphics Drawing =
728 728  
729 -This demo shows how to draw static graphics, such as a snowflake and a star, on the HMI screen using Lua custom object.
730 -The drawing coordinate data can come from HMI internal registers or external PLC registers.
731 -This demo does not demonstrate dynamic path updates or motion animation. For dynamic trajectory visualization, refer to the [[Lua curve>>doc:PIStudio.09 Lua Editor.Lua Script.WebHome||anchor="HCurveDrawing28Experimental29"]].
732 -
729 +The example shows drawing a snow and a star on the HMI screen with drawing function from Lua Script.Please note that  use PI version 10.6 or higher to open the project.
733 733  [[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/Graphics%20Drawing.pi2]]
734 734  
735 735  
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874 874  (% style="text-align:center" %)
875 875  [[image:wechatTempalte.png]]
876 876  
877 -4. Enter the title and content, then click submission, the content must follow this format: text: ~{~{text.DATA}}
874 +4. Enter the title and content, the content must follow this format: text: ~{~{text.DATA}}
878 878  
879 879  For example, use Alarm: ~{~{Alarm.DATA}}. For multiple lines, format the content as follows:
880 880  
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885 885  {{/code}}
886 886  
887 887  (% style="text-align:center" %)
888 -[[image:wechatTempalteConten2.png]]
885 +[[image:wechatTempalteConten.png]]
889 889  
890 -5. After the template is created, copy the template ID.
891 891  
892 -(% style="text-align:center" %)
893 -[[image:wechatCopyTempalte.png]]
894 -
895 -6. Paste all these IDs(appID, appSecret, wechatID and templateID) into the lua script.
896 -
897 -(% style="text-align:center" %)
898 -[[image:wechatscriptcopyID.png]]
899 -
900 -7. Trigger the alarm condition, and user will receive an alarm notification from the WeChat Official Account.
901 -
902 -(% style="text-align:center" %)
903 -[[image:WechatResultResize.jpg]]
904 -
905 -[[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/WechatAlarmPushNotify.zip]]
888 +[[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/WechatOfficialAccount.zip]]
WechatResult.jpg
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WechatResultResize.jpg
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wechatCopyTempalte.png
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