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Changes for page 05 Lua Script

Last modified by Hunter on 2026/10/23 11:34
From version 28.2
edited by Hunter
on 2026/10/21 09:52
Change comment: There is no comment for this version
To version 34.1
edited by Hunter
on 2026/10/23 11:34
Change comment: There is no comment for this version

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726 726  
727 727  = 29 Graphics Drawing =
728 728  
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.
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 +
730 730  [[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/Graphics%20Drawing.pi2]]
731 731  
732 732  
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861 861  (% style="text-align:center" %)
862 862  [[image:wechataccount.png]]
863 863  
864 -2.
867 +2. User can scan the QR code on the left side to subscribe push notifications. And copy the Wechat ID.
865 865  
866 -[[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/WechatOfficialAccount.zip]]
869 +(% style="text-align:center" %)
870 +[[image:wechatID.png]]
871 +
872 +3. Click [Add test template] to create a new notification template.
873 +
874 +(% style="text-align:center" %)
875 +[[image:wechatTempalte.png]]
876 +
877 +4. Enter the title and content, then click submission, the content must follow this format: text: ~{~{text.DATA}}
878 +
879 +For example, use Alarm: ~{~{Alarm.DATA}}. For multiple lines, format the content as follows:
880 +
881 +{{code language="lua"}}
882 +Device: {{Device.DATA}}
883 +Alarm: {{Alarm.DATA}}
884 +Time: {{Time.DATA}}
885 +{{/code}}
886 +
887 +(% style="text-align:center" %)
888 +[[image:wechatTempalteConten2.png]]
889 +
890 +5. After the template is created, copy the template ID.
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]]
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