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‎.gitattributes‎

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# Java sources
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*.java text diff=java
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*.gradle text diff=java
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*.gradle.kts text diff=java
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# These files are text and should be normalized (Convert crlf => lf)
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*.css text diff=css
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*.df text
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*.htm text diff=html
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*.html text diff=html
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*.js text
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*.jsp text
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*.jspf text
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*.jspx text
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*.properties text
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*.tld text
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*.tag text
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*.tagx text
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*.xml text
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# These files are binary and should be left untouched
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# (binary is a macro for -text -diff)
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*.class binary
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*.dll binary
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*.ear binary
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*.jar binary
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*.so binary
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*.war binary
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*.jks binary
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*.tif binary
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*.tiff binary
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*.wbmp binary
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*.webp binary
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# Audio
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*.kar binary
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*.m4a binary
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*.mid binary
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*.midi binary
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*.mp3 binary
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*.ogg binary
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*.ra binary
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*.wav binary
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# Video
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*.3gpp binary
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*.3gp binary
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*.as binary
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*.asf binary
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*.asx binary
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*.avi binary
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*.fla binary
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*.flv binary
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*.m4v binary
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*.mng binary
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*.mov binary
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*.mp4 binary
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*.mpeg binary
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*.mpg binary
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*.ogv binary
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*.swc binary
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*.swf binary
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*.webm binary
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# Archives
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*.7z binary
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*.gz binary
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*.jar binary
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*.rar binary
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*.tar binary
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*.zip binary
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# Fonts
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*.ttf binary
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*.eot binary
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*.otf binary
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*.woff binary
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*.woff2 binary
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# Executables
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*.exe binary
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*.pyc binary
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# RC files (like .babelrc or .eslintrc)
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*.*rc text
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# Ignore files (like .npmignore or .gitignore)
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*.*ignore text

‎src/section2/PentagonCrazy.java‎

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package section2;
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import java.awt.Color;
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import org.jointheleague.graphical.robot.Robot;
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/* Teacher’s note: before beginning, maybe draw a pentagon and have students work out the angle that the robot will have to turn (360/5) */
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public class PentagonCrazy {
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public static void main(String[] args) {
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// Create a new Robot
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// Put the robot's pen down
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// SPEED. Make the robot go at maximum speed (100)
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// COLOR. Set the pen to a color that you like for the shape
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// NUMBER OF SIDES. Make an int variable for the number of sides the shape will have.
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// (Hint: its called PentagonCrazy)
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// TURN ANGLE. Make another int variable for the angle the robot must turn.
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// Hint: Divide 360 by the number of sides the shape has to get the angle.
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// COUNT. Make another int variable to count how many times the loop has repeated
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// Set its start value to zero.
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// LOOP. Start a while loop to repeat the DRAW, TURN, and INCREASE COUNT code 200 times.
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// DRAW. Make the robot move "i" pixels
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// "i" is the variable in the for loop
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// TURN. Turn the robot the amount in your angle variable + 1
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// INCREASE COUNT. Increase the loop count by 1
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// End the while loop here
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// Now hide the robot so you can see the pattern it has drawn.
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// Run the program.
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// Check the pattern against the picture in the recipe. If it matches, you are done!
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// Variations:
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// *12. make the pattern really huge
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// *13. randomize the color of the pattern
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// *14. experiment with different shapes
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}
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}
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package section2;
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import java.awt.Color;
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import org.jointheleague.graphical.robot.Robot;
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/* Teacher’s note: before beginning, maybe draw a pentagon and have students work out the angle that the robot will have to turn (360/5) */
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public class PentagonCrazy {
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public static void main(String[] args) {
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// Create a new Robot
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// Put the robot's pen down
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// SPEED. Make the robot go at maximum speed (100)
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// COLOR. Set the pen to a color that you like for the shape
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// NUMBER OF SIDES. Make an int variable for the number of sides the shape will have.
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// (Hint: its called PentagonCrazy)
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// TURN ANGLE. Make another int variable for the angle the robot must turn.
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// Hint: Divide 360 by the number of sides the shape has to get the angle.
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// COUNT. Make another int variable to count how many times the loop has repeated
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// Set its start value to zero.
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// LOOP. Start a while loop to repeat the DRAW, TURN, and INCREASE COUNT code 200 times.
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// DRAW. Make the robot move "i" pixels
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// "i" is the variable in the for loop
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// TURN. Turn the robot the amount in your angle variable + 1
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// INCREASE COUNT. Increase the loop count by 1
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// End the while loop here
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// Now hide the robot so you can see the pattern it has drawn.
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// Run the program.
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// Check the pattern against the picture in the recipe. If it matches, you are done!
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// Variations:
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// *12. make the pattern really huge
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// *13. randomize the color of the pattern
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// *14. experiment with different shapes
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}
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}

‎src/section2/Spiral.java‎

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package section2;
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import org.jointheleague.graphical.robot.Robot;
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public class Spiral {
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public static void main(String[] args) {
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// Create a new Robot
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// Set your robot's pen down
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// SPEED. Set the robot to go at max speed (100)
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// COUNT. Create an int variable that will count how many lines of the spiral we have drawn.
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// Start its value as zero.
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// LOOP. Start a while loop to repeat the COLOR, DRAW, TURN, and COUNT code below until 50 lines have been drawn
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// COLOR. Have the robot set a random pen color: setRandomPenColor()
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// DRAW. Move the robot (5*count) pixels
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// count is the name of the variable you created earlier
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// TURN. Turn the robot (360/7) degrees to the right
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// COUNT. Increase the count of how many lines have been drawn so far ( count+=1 )
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// Change the robot pen width to the current value of the count variable
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// End the while loop here
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// Run the program.
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// Check the pattern against the picture in the recipe. If it matches, you are done!
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}
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}
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package section2;
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import org.jointheleague.graphical.robot.Robot;
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public class Spiral {
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public static void main(String[] args) {
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// Create a new Robot
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// Set your robot's pen down
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// SPEED. Set the robot to go at max speed (100)
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// COUNT. Create an int variable that will count how many lines of the spiral we have drawn.
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// Start its value as zero.
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// LOOP. Start a while loop to repeat the COLOR, DRAW, TURN, and COUNT code below until 50 lines have been drawn
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// COLOR. Have the robot set a random pen color: setRandomPenColor()
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// DRAW. Move the robot (5*count) pixels
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// count is the name of the variable you created earlier
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// TURN. Turn the robot (360/7) degrees to the right
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// COUNT. Increase the count of how many lines have been drawn so far ( count+=1 )
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// Change the robot pen width to the current value of the count variable
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// End the while loop here
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// Run the program.
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// Check the pattern against the picture in the recipe. If it matches, you are done!
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}
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}

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