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For example, during mechanical design, we often need change the position as well as the dimension of the keyway. In this section, we will add Linear stretch function for the keyway on the step shaft. 1. Add Linear Parameter: Add linear... Read More

When you use the "roughness symbol block" to label the spare parts, the symbol is sometimes already in the right position, however, the characters' direction is not right. We need to add the "character flip" function to receive the correct... Read More

Alignment Parameter can give dynamic blocks the function of alignment automatically, which can save the step of rotating the blocks. 1. Add an Alignment Parameter for a Roughness Symbol: Draw a roughness symbol in the Block Editor. Select... Read More

Using the Visibility Parameter function, you can control the display and hide a certain view in Dynamic Block. 1. Prepare view: Draw three cars as below and define all of them as block.    2. Add Parameter of Visibility: Enter into Block... Read More

Block attributes is a nice tool to have. We can use it to preserve text style and size as annotation block. Drawing title and title block is a good example. The problem is when we need it explode it somehow, we will lose any information we put in... Read More

GstarCAD has the ability to add descriptions to the block definitions in the drawing. Issue the BLOCK command. Select the block from the list at top. Click in the lower 'Description' section and enter the description. Choose... Read More

When we want to create a similar block from the existing block, how do you do it? Explode it and recreate the block with a different name? You will have a lot of problems when you have a block with many dynamic block parameters and actions! In... Read More

Do you have to work with different drawing versions? Or maybe you mostly have to send your DWG files in older file format? You can set to save the files to older file format version, by default. You can access it in option dialog box, in open... Read More

Another related system variable is ZOOMWHEEL which can toggles the direction of transparent zoom operations when you scroll the middle mouse wheel.   0 :Moves wheel forward zooms in; moving wheel backwards zooms out   1 : Move wheel forward... Read More

As a new or experience CAD user, you might found that GstarCAD has a lot of commands. Not to mention changing the system variables. Some (well, many...) of them have to be activated from command line. It is very difficult to remember all of them.... Read More