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- Java3003: drawing graphs with
This lesson explains programs that use a Turtle object to graph a straight line, a parabola, a cubic, a circle, and a cosine. The lesson also shows you how to graph a circle without using a Turtle object and compares the two approaches.
Revised: Wed Jun 29 13:31:10 CDT 2016
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Table of contents
Preface
This lesson is one of a series of lessons designed to teach you about
Object-Oriented Programming (OOP) using Java.
Before embarking on the material in this lesson, you should have studied and
should understand all of the material in the lessons identified as
Java1600 through
Java1630 in the section of this book
titled
Essence of OOP .
You should have studied and should understand the material in the lesson titled
Java3002: Creating and
Manipulating Turtles and Pictures in a World Object . You should also have
studied and should understand all of the material in the following books:
The program described in this lesson requires the use of the Guzdial-Ericson
multimedia class library. You will find download, installation, and usageinstructions for the library at
Java OOP: The Guzdial-Ericson Multimedia Class Library .
Viewing tip
I recommend that you open another copy of this lesson in a separate
browser window and use the following links to easily find and view the Figuresand Listings while you are reading about them.
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Figure 1 . Two turtles in a World object.
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Figure 2 . Graph of a cubic function.
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Figure 3 . Program output for Line01.
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Figure 4 . Line01 output with different scaling.
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Figure 5 . Program output for Line01 for a 400x150 world.
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Figure 6 . Graphic output from the program named Parabola01.
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Figure 7 . Parabola with zero offsets.
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Figure 8 . A parabola with offsets.
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Figure 9 . Graphic output from the program named Cubic01.
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Figure 10 . Graphic output from the program named Circle01.
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Figure 11 . Graphic output from the program named Circle02.
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Figure 12 . Graphic output from the program named Cosine01.
Listings
Questions & Answers
classification of plants, gymnosperm features.
what is the features of gymnosperm
Linsy
how many types of solid did we have
what is an ionic bond
Samuel
what is fallopian tube
Merolyn
what's bulbourethral gland
urine is formed in the nephron of the renal medulla in the kidney. It starts from filtration, then selective reabsorption and finally secretion
State the evolution relation and relevance between endoplasmic reticulum and cytoskeleton as it relates to cell.
Jeremiah
how is urine formed in human
Konadu
how is urine formed in human
Rahma
what is the diference between a cavity and a canal
what is the causative agent of malaria
Diamond
malaria is caused by an insect called mosquito.
Naomi
Malaria is cause by female anopheles mosquito
Isaac
Malaria is caused by plasmodium
Female anopheles mosquitoe is d carrier
Olalekan
a canal is more needed in a root but a cavity is a bad effect
Commander
In biology, a pathogen (Greek: πάθος pathos "suffering", "passion" and -γενής -genēs "producer of") in the oldest and broadest sense, is anything that can produce disease. A pathogen may also be referred to as an infectious agent, or simply a germ.
The term pathogen came into use in the 1880s.[1][2
Zainab
Definition of respiration
respiration is the process in which we breath in oxygen and breath out carbon dioxide
Achor
how are lungs work
Commander
where does digestion begins
what are the functions of follicle stimulating harmones?
stimulates the follicle to release the mature ovum into the oviduct
Davonte
what are the functions of Endocrine and pituitary gland
Chinaza
endocrine secrete hormone and regulate body process
Achor
while pituitary gland is an example of endocrine system and it's found in the Brain
Achor
Biology is the study of living organisms, divided into many specialized field that cover their morphology, physiology,anatomy, behaviour,origin and distribution.
Lisah
biology is the study of life.
Alfreda
Biology is the study of how living organisms live and survive in a specific environment
Sifune
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Source:
OpenStax, Object-oriented programming (oop) with java. OpenStax CNX. Jun 29, 2016 Download for free at https://legacy.cnx.org/content/col11441/1.201
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