learning actionscript 3 0 rich shupe with zevan rosser

... discuss ActionScript 3. 0 If you’re already familiar with ActionScript 3. 0, you may skip ahead to the next chapter Moving Up to ActionScript 3. 0 ActionScript 3. 0 (AS3) was... ... “Void” with “void” and “_x” with “x” In AS2, values that represented percent were expressed as 0? ?? 100 , like in the following: mc._alpha = 30 ; In AS3, they are now expressed in the 0? ??1 range ... example, 30 percent would be represented like this: mc.alpha = 0 .3; Creating Flash Widgets with Flash CS4 and ActionScript 3. 0 21 The drawing... shown in Figure 2-5, with the

Ngày tải lên: 17/07/2014, 09:30

... and ISBN. For example: Learning ActionScript 3. 0, Second Edition, by Rich Shupe with Zevan Rosser (O’Reilly). Copyright 201 1 Rich Shupe and Zevan Rosser, 978-1-449 -39 01 7-4. If you feel your ... O’Reilly Media, Inc. 100 5 Gravenstein Highway North Sebastopol, CA 95472 ( 800 ) 998-9 938 (in the United States or Canada) ( 707 ) 829 -05 15 (international or local) ( 707 ) 829 -01 04 (fax) We have ... including one that focuses on ActionScript 2 .0 to 3. 0 migration. Push Yourself Although this book was written for a reader still finding his or her way with ActionScript 3. 0, we’ve tried to include

Ngày tải lên: 06/07/2014, 18:20

... New in ActionScript 3. 0? If you’re familiar with ActionScript or you’re learning it based on experi- ence with another programming language, you may want to know what ActionScript 3. 0 has to ... significantly on Flex, such as Learning Flex 4 (O’Reilly). • What Is ActionScript 3. 0? Every new version of ActionScript intro- duces new features. ActionScript 3. 0, however, was written from scratch ... means that ActionScript 3. 0 code cannot be mixed with prior versions of the language in the same file. Regardless of your experience level, don’t let the newness of ActionScript 3. 0 intimidate

Ngày tải lên: 06/07/2014, 18:20

... loading a SWF. An ActionScript 3. 0 file can load a SWF created in ActionScript 1 .0 or 2 .0, but it cannot directly access the older SWF’s code. A SWF created in ActionScript 1 .0 or 2 .0, however, ... 1 .0 or 2 .0 in the past—or even if you find yourself updating legacy code created by someone else—it’s very impor- tant to understand that you cannot mix ActionScript 1 .0 or 2 .0 code with ActionScript ... again that you cannot combine ActionScript 3. 0 with older versions of the language in the same file. Hello World Now it’s time to write your first ActionScript 3. 0 application. If you learned

Ngày tải lên: 06/07/2014, 18:20

... Fundamentals 23 Typing the following into a script, for example, will display ? ?Learning ActionScript 3. 0 Shupe Rosser? ?? in Flash Professional’s Output panel: trace(" ;Learning ActionScript 3. 0& quot;, ... mend Learning Flash CS4 Professional by Rich Shupe (O’Reilly) for a starter book on the Flash interface and Essential ActionScript 3. 0 by Colin Moock (O’Reilly) for a more complete ActionScript ... Together What’s Next? ActionScript 3. 0 is a complete rewrite of the language—so much so that ActionScript 3. 0 doesn’t even share the same Flash Player code base as prior versions of ActionScript. But

Ngày tải lên: 06/07/2014, 18:20

... Math class, with the results listed as comments following each method: Math.round (0. 8); //1 Math.round (0. 2); / /0 Math.floor (0. 8); / /0 Math.floor (0. 2); / /0 Math.ceil (0. 8); //1 Math.ceil (0. 2); //1 ... issues introduced or updated by ActionScript 3. 0. Next, we start off the ActionScript 3. 0- specific material with a look at the three essential building blocks of most ActionScript objects: properties, ... villain.health = 100 ; villain.armor = 100 ; villain.lives = 3; These values can be called up at any time, by querying the properties the same way they were created. trace(villain.health); // 100 Objects

Ngày tải lên: 06/07/2014, 18:20

... 3 4 txtFld.textColor = 0xFF 000 0; 5 6 var str:String = "Hello World!"; 7 var len:int = str.length; 8 var i:int = 0; 9 10 this.addEventListener(Event.ENTER_FRAME, onEnter, false, 0, ... beneficial consistency introduced with ActionScript 3. 0. Rather than varying property syntax, some with and some without leading underscores, in 3. 0 no properties begin with the underscore character. ... not only 0? ??9 but also A–F. 00 is no color and FF is all color, for each pair. 0x 000 000 is black (no colors), and 0xFFFFFF is white (all colors). The color used in this script is all red, no

Ngày tải lên: 06/07/2014, 18:20

... 30 function onScaleUp(evt:MouseEvent):void { 31 box.scaleX += 0. 2; 32 box.scaleY += 0. 2; 33 } 34 function onScaleDown(evt:MouseEvent):void { 35 box.scaleX -= 0. 2; 36 box.scaleY -= 0. 2; 37 } 38 ... ActionScript. When specifying a rotation higher than 36 0 degrees, ActionScript will understand the fact that an angle of rotation can- not exceed 36 0 and use the correct value. That is, 36 0 ... 36 0 degrees is one full rotation around a circle, bringing you back to degree 0 (7 20 degrees is twice around the circle and also equates to 0) . Similarly, 37 0 degrees is equivalent to 10

Ngày tải lên: 06/07/2014, 18:20

... 1 .0 or 2 .0. AVM1, (which stands for ActionScript Virtual Machine 1) is reserved for SWFs that use ActionScript 1 .0 and/or ActionScript 2 .0, while AVM2 is used for SWFs that use ActionScript 3. 0. ... with ActionScript 1 .0 or 2 .0, you may have heard that you should avoid using the _root property. That’s because the value of the property was subject to change. Before ActionScript 3. 0, ... between the ActionScript 3. 0 display list display tech- niques used in prior versions of ActionScript is that the display list can’t have any gaps. If the display list contains 10 display objects

Ngày tải lên: 06/07/2014, 18:20

... code assigns 100 to both the x and y coordinate of a movie clip: ball.x = 100 ; ball.y = 100 ; Because both values are 100 , the same task can be expressed this way: ball.x = ball.y = 100 ; This is ... Ball(); 3 ball.x = ball.y = 100 + inc * 10; 4 addChildAt(ball, 0) ; 5 } 6 7 stage.addEventListener(MouseEvent.CLICK, onClick, false, 0, true); 8 9 function onClick(evt:MouseEvent):void { 10 removeChildAt (0) ; ... inc:int = 0; 2 3 stage.addEventListener(MouseEvent.CLICK, onClick, false, 0, true); 4 5 function onClick(evt:MouseEvent):void { 6 var ball: MovieClip = new Ball(); 7 ball.x = 100 + inc * 10;

Ngày tải lên: 06/07/2014, 18:20

... the spacing is 10, and the button width (65) plus spacing is 75. So, the first result is 10 plus 0 * (65 + 10) , or 10 + 0, or 10. The second result is 10 plus 1 * (65 + 10) , or 10 + 75, or 85. ... position is also set for each button, moving the button down 10 / 2, or 5 pixels. 10 10 65 10 65 10 65 10 65 10 106 5 75 1 50 225 Figure 4- 10. Object positioning in the dynamic navigation bar N OT ... have experience with prior versions of ActionScript, you will soon find that it’s much simpler and more consistent than equivalent methods in ActionScript 1 .0 or ActionScript 2 .0. N OT E Push

Ngày tải lên: 06/07/2014, 18:20

... mc:MovieClip):int { 30 for (var i:int = 0; i < mc.currentLabels.length; i++) { 31 if (mc.currentLabels[i].name == frLabel) { 32 return mc.currentLabels[i].frame; 33 } 34 } 35 return -1; 36 } The aforementioned ... ing the stage in ActionScript 3. 0, see Chapters 3 and 4. Download from Wow! eBook <www.wowebook.com> Frame Rate Chapter 5: Timeline Control 107 Figure 5-4. frame_rate.fla with buttons on ... line 38 . The function itself is defined in lines 41 through 48, and is explained following the code. 37 labelCheck.addEventListener(MouseEvent.CLICK, onLabelCheckClick, 38 false, 0, true); 39

Ngày tải lên: 06/07/2014, 18:20

... 109 1 var nextSection:String = ""; 2 3 section1.addEventListener(MouseEvent.CLICK, navigate, 4 false, 0, true); 5 section2.addEventListener(MouseEvent.CLICK, navigate, 6 false, 0, ... majority of classes in ActionScript 3. 0, including the recently cited example of creating a movie clip. So, you already have some of the skills required for working with custom classes! Classpaths ... item 0. Therefore, totalFrames - 1 is the last frame of the movie clip. When you run the sample file, the movie clip animates and, when it reaches frame 40, the script stops and traces 40 to

Ngày tải lên: 06/07/2014, 18:20

... 23) ; 21 pickup.x = 0; 22 pickup.y = 100 ; 23 addChild(pickup); 24 pickup.lowerTailgate(); 25 26 this.addEventListener(Event.ADDED_TO_STAGE, 27 onAddedToStage, 28 false, 0, true); 29 } 30 31 ... onAddedToStage(evt:Event):void { 32 this.removeEventListener(Event.ADDED_TO_STAGE, 33 onAddedToStage) 34 stage.addEventListener(MouseEvent.CLICK, onClick, 35 false, 0, true); 36 } 37 38 public function onClick(evt:MouseEvent):void ... and Interaction 136 Encapsulation 28 trace(this, _milesTraveled, _fuelAvailable); 29 this.x = _milesTraveled; 30 } 31 } 32 33 public function go():void { 34 _moving = true; 35 } Now that the

Ngày tải lên: 06/07/2014, 18:20

... false, 0, true); 27 } 28 trace(this, _milesTraveled, _fuelAvailable); 29 this.x = _milesTraveled; 30 } 31 } 32 33 public function changeGear(): void { 34 trace(this, "changed gear"); 35 ... Truck(16, 23) ; 22 pickup.x = 20; 23 pickup.y = 100 ; 24 addChild(pickup); 25 pickup.changeGear(); 26 pickup.useAccessory(); 27 28 this.addEventListener(Event.ADDED_TO_STAGE, 29 onAddedToStage, 30 false, ... list. 1 package { 2 3 import flash.display.MovieClip; 4 import com.learningactionscript3.gui.NavigationBar; 5 6 public class LAS3Main extends MovieClip { 7 8 public function LAS3Main() { 9 var

Ngày tải lên: 06/07/2014, 18:20

... ball.y = 100 ; 3 addChild(ball); 4 5 var ball2:MovieClip = new Ball(); 6 ball2.x = 100 ; 7 ball2.y = 400 ; 8 addChild(ball2); 9 10 addEventListener(Event.ENTER_FRAME, onEnter, false, 0, true); ... ball.y = 100 ; 3 addChild(ball); 4 5 var xVel:Number = 0; 6 var yVel:Number = 0; 7 8 addEventListener(Event.ENTER_FRAME, onLoop, false, 0, true); 9 function onLoop(evt:Event):void { 10 xVel = ... onLoop(evt:Event):void { 10 xVel = velElastic(ball.x, mouseX, 0 .3, 0. 8, xVel); 11 yVel = velElastic(ball.y, mouseY, 0 .3, 0. 8, yVel); 12 ball.x += xVel; 13 ball.y += yVel; 14 } 15 function velElastic(orig:Number,

Ngày tải lên: 06/07/2014, 18:20

... Microphone Input 32 7 What's Next? 33 3 Chapter 12 Video 33 5 Encoding 33 6 Components 34 0 Full-Screen Video 34 3 Captions 34 4 Writing Your Own Player 35 0 What's Next? 35 8 Contents ... ActionScript 3. 0, Second Edition by Rich Shupe with Zevan Rosser Copyright © 201 1 Rich Shupe and Zevan Rosser. All rights reserved. Printed in Canada. Published by O'Reilly Media, Inc., 100 5 Gravenstein ... Sounds 30 1 Buffering Sounds 30 7 Changing Sound Volume and Pan 30 8 Reading ID3 Metadata from MP3 Sounds 31 1 Visualizing Sound Data 31 3 Visualizing Microphone Input 32 2 Recording, Playing, and...

Ngày tải lên: 15/03/2014, 20:20

... issues introduced or updated by ActionScript 3. 0. Next, we start off the ActionScript 3. 0- specific material with a look at the three essential building blocks of most ActionScript objects: properties, ... item was found in a zero-based array. 1� 2� 3 4� 5� 6� 7� 8� 9� 10 11� 12� 13 14� 15� 16� 17� 18� 19� 20 21� 22� 23 24� 25� 26� 27� 28� 29� 30 � WA R N I N G A more feature-complete file ... that ActionScript 3. 0 is a complete rewrite of Flash’s internal script- ing language, and it’s also true that ActionScript 3. 0 doesn’t share the same runtime code base as prior versions of ActionScript. ...

Ngày tải lên: 31/03/2014, 16:56

... basics of ActionScript 3. 0 covered, the next chapter looks at some short examples of building blocks that you can use to make games. Chapter 1: Using Flash and ActionScript 3. 0 40 var i:int = 0; do ... how ActionScript works. In case you have used ActionScript or ActionScript 2 .0 before, I point out some places where ActionScript 3. 0 differs. Creating and Using Variables Storing values in ActionScript ... section of code: ActionScript Game Programming Strategies 23 Basic ActionScript Concepts Let’s take a look at the most basic programming syntax in ActionScript 3. 0. If you are new to ActionScript, ...

Ngày tải lên: 29/09/2013, 19:20