... 4: Object- Oriented Analysis and Design Software Methodologies The Elements of a Software Project The Essence of Object- Oriented Analysis Object Discovery Evaluate Candidate Objects Determine Object ... is object orientation? What is the UML? What is Object- Oriented Analysis and Design? How you OOAD? What are object- oriented development methodologies? How you use Java to write truly object- oriented ... OO programming language, your programs are not necessarily object- oriented Figure 1-1 A Randomly Planned House Object- orientedprogramming works much better when it is used together with an object- oriented...
... 4: Object- Oriented Analysis and Design Software Methodologies The Elements of a Software Project The Essence of Object- Oriented Analysis Object Discovery Evaluate Candidate Objects Determine Object ... is object orientation? What is the UML? What is Object- Oriented Analysis and Design? How you OOAD? What are object- oriented development methodologies? How you use Java to write truly object- oriented ... OO programming language, your programs are not necessarily object- oriented Figure 1-1 A Randomly Planned House Object- orientedprogramming works much better when it is used together with an object- oriented...
... Session Objectives s Discuss the following: • The Object- Oriented approach • Drawbacks of traditional programming • Object- Orientedprogramming s Discuss basic Object- Oriented concepts such as: • Objects ... object3 = object1 .function1 (object2 ); s Passing and returning of objects is not very efficient since it involves passing and returning a copy of the data members ObjectOriented Object- Oriented ... } ObjectOriented Defining Objects s exampleclass object1 ,object2 ; defines two objects, object1 and object2 , of class exampleclass s The definition actually creates objects that can be used by...
... operator prefixed to it ObjectOriented Controversy about friend functions Friend functions increase flexibility in programming but they are against the principles of object- orientedprogramming • Breach ... overloaded ObjectOriented Advantages Eliminates the use of different function names for the same operation Helps to understand and debug code easily Maintaining code is easier ObjectOriented ... public: void display(); }; ObjectOriented Scope rules (Contd.) void main() { first object1 ; second object2 ; object1 .display(); //no function overloading takes place object2 .display(); } • The...
... Virtual Base Classes • Constructors and Destructors s Use Pointers to Objects to access Member Functions ObjectOrientedProgramming with C++ / Session / of 44 Session Objectives(Contd.) s Describe ... base classes ObjectOrientedProgramming with C++ / Session / of 44 Multiple Inheritance (Contd.) Base Teacher class Student Teaching assistant Base class Derived class ObjectOrientedProgramming ... those of member objects, and then the base classes ObjectOrientedProgramming with C++ / Session / 10 of 44 Ambiguity in Multiple Inheritance s Compiler will not be able to understand which function...
... Procedural vs Object- OrientedProgramming The unit in procedural programming is function, and unit in object- orientedprogramming is class Procedural programming concentrates on ... while object- orientedprogramming focus on both of them figure1: procedural figure2: object- oriented Concept of Class andObject “Class” refers to a blueprint It defines the variables and methods ... concentrates on creating functions, while object- orientedprogramming starts from isolating the classes, and then look for the methods inside them Procedural programming separates the data of the...
... 18 const and readonly members (cont.) public class UsingConstAndReadOnly { static void Main( string[] args ) { Random random = new Random(); Constants constantValues = new Constants( random.Next( ... (parameterList) { } Slide 10 Instantiating an object To instantiate an object, using the new keyword ClassName object = new ClassName (…); ClassName object; object = new ClassName (…); Example: ... for a method, using Object Browser Example: view Object s methods Slide 27 Object class (p.215) All classes inherit from Object All classes have access to the protected and public members...
... 1.2.5 MATLAB, Object- Oriented Programming, and You Attributes, Behavior, Objects, and Classes 1.3.1 From MATLAB Heavyweight to Object- Oriented Thinker 1.3.2 Object- Oriented Design ... Object- OrientedProgramming C911X_C000.fm Page ii Wednesday, April 11, 2007 10:52 AM C911X_C000.fm Page iii Wednesday, April 11, 2007 10:52 AM A Guide to MATLAB® Object- OrientedProgramming Andy ... trademarks, and are used only for identification and explanation without intent to infringe Library of Congress Cataloging-in-Publication Data Register, Andy H A guide to MATLAB object- oriented programming...
... designed, and implemented As we will soon see, the notion of an interface goes hand in hand with the object- oriented concept of encapsulation This first major section focuses on object- oriented ... Listing are familiar, you stand an excellent chance of taking full advantage of MATLAB object- orientedprogramming Code Listing 1, Command Line Example to Illustrate Class andObject >> x = 10; >> name ... user might want to use an object Designing an interface to meet the user’s expectations is the hardest part of MATLAB object- orientedprogramming In every object- orientedprogramming environment,...
... readable and writable when the name is included in both subsref and subsasgn Independently controlled read and write permissions also differentiate object- orientedprogramming from most procedural programming ... MATLAB Object- OrientedProgramming >> getSize(shape) ans = 12 >> shape = reset(shape); >> getSize(shape) ans = >> shape shape = cShape object: 1-by-1 From the command results, we see that objects ... interface and we can use the interface to interact with objects of the class We need to construct some cShape objects and exercise the interface We need to both demonstrate the syntax and make sure objects...
... the following two commands: a = cShape; b{1} = cShape; Both commands create an object The first command assigns the object into the variable a The second command assigns the object into cell array ... of structures Objects can still be inserted into cell arrays, and indeed, cell arrays are very important for object- orientedprogramming The syntax for creating cell arrays of objects is nothing ... passes the values on the left- and right-hand sides of the operator into mtimes, and users expect a return value that represents the product between the left- and right-hand arguments The constructor...
... option for every object in the object array For scalar objects, there is only one function handle, but for object arrays, every index might use a different handle A handle for every object provides ... displaying an object The command did not crash, but the output is too cryptic Command uses struct to change the object into a structure and then displays the structure The built-in struct command strips ... flexibility is to specify a standard function interface and use a function handle to store the currently desired function A function handle is a standard MATLAB type A function handle allows a variable...
... manipulate the command environment and for graphics handles Indeed, the environment and graphics handles look a lot like objects Even more important, tab completion uses get and set to obtain ... Guide to MATLAB Object- OrientedProgramming 8.2.1 IMPLEMENTING GET AND SET The implementations for get and set need to three things: access and mutate public variables, access and mutate concealed ... 96 A Guide to MATLAB Object- OrientedProgramming to read and write any field in the structure Mutation does not carry into the object, but once a client has a structure, the object is usually forgotten...
... return, and line throws a warning if no return value is requested This is necessary because draw mutates the object The function saves figure handles and plot handles in the object Both handle variables ... expanded_view that uses full_display format to display an object s public variables only Build an object array and set some elements to use ‘expanded_view’, set others to use ‘develope_view’, and ... the object should definitely redraw itself To support redraw, a handle to each object s line plot will be saved in a private variable named mPlotHandle With access to the plot handle, colors and...
... same figure handle value and the same plot handle value This means that both the original objectand its copy point to the same figure window and the same line plot The problem with two objects pointing ... important enough to be included in the standard implementation The standard object- oriented vocabulary gives these constructors different names because most object- oriented languages implement each ... 2007 2:42 PM 146 A Guide to MATLAB Object- OrientedProgramming Lines 13 and 14 define and return arguments that the main constructor will pass into superiorto and inferiorto By defining these in...
... other object- oriented languages Implementing inheritance also C911X_C012.fm Page 158 Thursday, March 1, 2007 2:58 PM 158 A Guide to MATLAB Object- OrientedProgramming exposes differences, and because ... Guide to MATLAB Object- OrientedProgramming Line calls the parent list, and lines 7–10 loop over all the parent names returned Line slices the object using dynamic fieldname syntax, and line calls ... 44 45 46 47 48 49 50 51 52 53 54 55 A Guide to MATLAB Object- OrientedProgramming star star2 1x1 1x1 1020 1020 cStar object cStar object Grand total is 53 elements using 2048 bytes >> disp(star.Size')...