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| |[[Image:TA-arc.png]]||Arc (angle in degrees,radius)||move turtle along an arc | | |[[Image:TA-arc.png]]||Arc (angle in degrees,radius)||move turtle along an arc |
| |- | | |- |
− | |[[Image:TA-setxy.png]]||SetYX (xcor,ycor)||move turtle to position (xcor,ycor) [(0,0) is in the center of the screen.] | + | |[[Image:TA-setxy.png]]||Setyx (xcor, ycor)||move turtle to position (xcor,ycor) [(0,0) is in the center of the screen.] |
| |- | | |- |
− | |[[Image:TA-seth.png]]||SetH (heading)||set the heading of the turtle [0 is towards the top of the screen.] | + | |[[Image:TA-seth.png]]||Seth (heading)||set the heading of the turtle [0 is towards the top of the screen.] |
| |- | | |- |
| |[[Image:TA-text.png]]||Text (size)||draw text next to the turtle | | |[[Image:TA-text.png]]||Text (size)||draw text next to the turtle |
| |- | | |- |
| |[[Image:TA-image.png]]||Image||draw image (click on the Journal icon to search for an image from the Journal | | |[[Image:TA-image.png]]||Image||draw image (click on the Journal icon to search for an image from the Journal |
| + | |- |
| + | |[[Image:TA-xcoor.png]]||X coordinate||holds current x-coordinate value of the turtle (can be used in place of a number block) |
| + | |- |
| + | |[[Image:TA-ycoor.png]]||Y coordinate||holds current y-coordinate value of the turtle (can be used in place of a number block) |
| + | |- |
| + | |[[Image:TA-heading.png]]||Heading||holds current heading value of the turtle (can be used in place of a number block) |
| |} | | |} |
| | | |
− | Turtle state values (can plug into a parameter) | + | Turtle state values (can plug into a parameter): |
− | **X, Y, heading (Zeros for each are center screen, pointed up. Heading is degrees clockwise.)
| + | * X, Y, Heading (Zeros for each are center screen, pointed up. Heading is degrees clockwise.) |
− | **angles are degrees from 0 to 360 (for larger values and smaller values all multiples of 360 are subtracted or added to get the value into the range 0..360).
| + | * angles are degrees from 0 to 360 (for larger values and smaller values all multiples of 360 are subtracted or added to get the value into the range 0..360). |
− | ** Example: 90 means a right angle clockwise, –30 means a 30 degree angle counterclockwise
| + | ::Example: 90 means a right angle clockwise, –30 means a 30 degree angle counterclockwise |
| | | |
| ==Palettes== | | ==Palettes== |
| There are other palettes of program elements available for program construction. | | There are other palettes of program elements available for program construction. |