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January 26 – 30, 2009 CSE 113 B.

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Presentation on theme: "January 26 – 30, 2009 CSE 113 B."— Presentation transcript:

1 January 26 – 30, 2009 CSE 113 B

2 Announcements 1/30: Last day to turn in signed form from syllabus & Exam 1 review sheet available 2/4: Go over review sheet for Exam 1 2/6: Exam 1 & Lab 1 due 2/9: Go over Exam 1 2/11: Makeup exam for Exam 1

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6 Syntax: Calling methods
objectReference.methodName();

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8 Change Color of Turtle setColor(java.awt.Color)

9 Pre-defined Colors RED ORANGE YELLOW GREEN BLUE CYAN MAGENTA BLACK
WHITE GREY

10 Color Syntax java.awt.Color.RED

11 Color Syntax java.awt.Color.RED
RED – an object that represents the color RED. RED is a pre-defined constant of the class Color.

12 Color Syntax java.awt.Color.RED
Color class can be used to create (any) color. You can use the pre-defined color constants or create your own color by specifying red, green, and blue values in the range of (More on this later.)

13 Color Syntax java.awt.Color.RED
The Color class lives in a package named awt. A package is a way to group like code together.

14 Color Syntax java.awt.Color.RED
awt package is a package inside another package named java.


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