1 Starting to Program From Scratch scratch is a new programming language that lets you create your...

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1 Starting to Program From Scratch scratch is a new programming language that lets you create your own interactive stories, animations, games, music, and art. Prepared by Fred Annexstein University of Cincinnati Some rights reserved 007 Supporting Issues Programming Logic CS110: Intro to Computer Science Core Issue Programming Concepts
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Transcript of 1 Starting to Program From Scratch scratch is a new programming language that lets you create your...

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Starting to Program From Scratch

scratch is a new programming language that lets you create your own interactive stories, animations, games, music, and art.

Prepared by Fred AnnexsteinUniversity of Cincinnati

Some rights reserved 007

Supporting IssuesProgramming Logic

CS110: Intro to Computer Science

Core IssueProgramming Concepts

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Beginning Programming

Download Scratch! from scratch.mit.edu

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Interpreted

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "DTD/xhtml1-transitional.dtd"> <html> <head> <title>Hello, World!</title> </head> <body> Hello, World! </body> </html>

Varieties of Computer Languages

Compiled int main(int argc, char * argv[]) { printf("Hello world!"); exit(0); } 10000011 00000001 00010001 00000000 00111101 11111100 01110100 00111101 00000000 01000000 00000000 00000000 00000000 00000000 00000000 00000000 10010000 00000000 00000000 00000000 01010000 00000000 00000111 00110000 00001011 00000001 00001011 00000011 00001010 0000000000000000 00

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QuickTime™ and a decompressor

are needed to see this picture.

The Scratch Interpreted Environment

8 Categories of Programming Objects

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Scratch Programming Elements

QuickTime™ and a decompressor

are needed to see this picture.

Looks:

Control:

Sound:

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QuickTime™ and a decompressor

are needed to see this picture.

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QuickTime™ and a decompressor

are needed to see this picture.

Boolean Expressions and Boolean connectives

Sensing:

Numbers:

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QuickTime™ and a decompressor

are needed to see this picture.

Conditionals: If then else statements:

QuickTime™ and a decompressor

are needed to see this picture.

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QuickTime™ and a decompressor

are needed to see this picture.

Basic Repetition: Loops

QuickTime™ and a decompressor

are needed to see this picture.

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QuickTime™ and a decompressor

are needed to see this picture.

Using Program Variables

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QuickTime™ and a decompressor

are needed to see this picture.

Programming the Movement of a Sprite

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Programming the Movement Multiple Sprites:Threads

QuickTime™ and a decompressor

are needed to see this picture.

QuickTime™ and a decompressor

are needed to see this picture.

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Programming Events

QuickTime™ and a decompressor

are needed to see this picture.

QuickTime™ and a decompressor

are needed to see this picture.

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Game Programming: “Knock the Kitty in Hole”

Basic Design:

1. Start the game with 0 score and pick random location at top to drop the Kitty

2. Use a touching mouse? sensing event to grab kitty and knock into hole.

3. Use a touching hole? sensing event to add to score and drop another kitty.

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Game Programming: “Knock the Kitty in Can”

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Project to turn in:

Modify the Game above to include another sprite into the action.

Turn in your project by saving the scratch program and uploading to Bb.