Star Orbit Demo
Flash 3D demo about objects orbiting stars
Flash 3D demo about objects orbiting stars
/**
* WheelMenu.as
* Keith Peters
* version 0.97
*
* A radial menu that pops up around the mouse.
*
* Copyright (c) 2009 Keith Peters
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
*
*
* Components with text make use of the font PF Ronda Seven by Yuusuke Kamiyamane
* This is a free font obtained from http://www.dafont.com/pf-ronda-seven.font
*/
package com.bit101.components
{
import flash.display.DisplayObjectContainer;
import flash.display.Sprite;
import flash.events.Event;
import flash.events.MouseEvent;
import flash.filters.DropShadowFilter;
public class WheelMenu extends Component
{
private var _borderColor:uint = 0xcccccc;
private var _buttons:Array;
private var _color:uint = 0xffffff;
private var _highlightColor:uint = 0xeeeeee;
private var _iconRadius:Number;
private var _innerRadius:Number;
private var _items:Array;
private var _numButtons:int;
private var _outerRadius:Number;
private var _selectedIndex:int = -1;
private var _startingAngle:Number = -90;
/**
* Constructor
* @param parent The parent DisplayObjectContainer on which to add this component.
* @param numButtons The number of segments in the menu
* @param outerRadius The radius of the menu as a whole.
* @parem innerRadius The radius of the inner circle at the center of the menu.
* @param defaultHandler The event handling function to handle the default event for this component (select in this case).
*/
public function WheelMenu(parent:DisplayObjectContainer, numButtons:int, outerRadius:Number = 80, iconRadius:Number = 60, innerRadius:Number = 10, defaultHandler:Function = null)
{
_numButtons = numButtons;
_outerRadius = outerRadius;
_iconRadius = iconRadius;
_innerRadius = innerRadius;
super(parent);
if(defaultHandler != null)
{
addEventListener(Event.SELECT, defaultHandler);
}
}
///////////////////////////////////
// protected methods
///////////////////////////////////
/**
* Initializes the component.
*/
override protected function init():void
{
super.init();
_items = new Array();
makeButtons();
filters = [new DropShadowFilter(4, 45, 0, 1, 4, 4, .2, 4)];
hide();
}
/**
* Creates the buttons that make up the wheel menu.
*/
protected function makeButtons():void
{
_buttons = new Array();
for(var i:int = 0; i < _numButtons; i++)
{
var btn:ArcButton = new ArcButton(Math.PI * 2 / _numButtons, _outerRadius, _iconRadius, _innerRadius);
btn.id = i;
btn.rotation = _startingAngle + 360 / _numButtons * i;
btn.addEventListener(Event.SELECT, onSelect);
addChild(btn);
_buttons.push(btn);
}
}
///////////////////////////////////
// public methods
///////////////////////////////////
/**
* Hides the menu.
*/
public function hide():void
{
visible = false;
stage.removeEventListener(MouseEvent.MOUSE_UP, onStageMouseUp);
}
/**
* Sets the icon / text and data for a specific menu item.
* @param index The index of the item to set icon/text and data for.
* @iconOrLabel Either a display object instance, a class that extends DisplayObject, or text to show in a label.
* @data Any data to associate with the item.
*/
public function setItem(index:int, iconOrLabel:Object, data:Object = null):void
{
_buttons[index].setIcon(iconOrLabel);
_items[index] = data;
}
/**
* Shows the menu - placing it on top level of parent and centering around mouse.
*/
public function show():void
{
parent.addChild(this);
x = Math.round(parent.mouseX)
y = Math.round(parent.mouseY);
_selectedIndex = -1;
visible = true;
stage.addEventListener(MouseEvent.MOUSE_UP, onStageMouseUp);
}
///////////////////////////////////
// event handlers
///////////////////////////////////
/**
* Called when one of the buttons is selected. Sets selected index and dispatches select event.
*/
protected function onSelect(event:Event):void
{
_selectedIndex = event.target.id;
dispatchEvent(new Event(Event.SELECT));
}
/**
* Called when mouse is released. Hides menu.
*/
protected function onStageMouseUp(event:MouseEvent):void
{
hide();
}
///////////////////////////////////
// getter / setters
///////////////////////////////////
/**
* Gets / sets the color of the border around buttons.
*/
public function set borderColor(value:uint):void
{
_borderColor = value;
for(var i:int = 0; i < _numButtons; i++)
{
_buttons[i].borderColor = _borderColor;
}
}
public function get borderColor():uint
{
return _borderColor;
}
/**
* Gets / sets the base color of buttons.
*/
public function set color(value:uint):void
{
_color = value;
for(var i:int = 0; i < _numButtons; i++)
{
_buttons[i].color = _color;
}
}
public function get color():uint
{
return _color;
}
/**
* Gets / sets the highlighted color of buttons.
*/
public function set highlightColor(value:uint):void
{
_highlightColor = value;
for(var i:int = 0; i < _numButtons; i++)
{
_buttons[i].selectedColor = _highlightColor;
}
}
public function get highlightColor():uint
{
return _highlightColor;
}
/**
* Gets the selected index.
*/
public function get selectedIndex():int
{
return _selectedIndex;
}
/**
* Gets the selected item.
*/
public function get selectedItem():Object
{
return _items[_selectedIndex];
}
}
}
/**
* ArcButton class. Internal class only used by WheelMenu.
*/
import flash.display.DisplayObject;
import flash.display.Sprite;
import flash.events.Event;
import flash.events.MouseEvent;
import flash.utils.getDefinitionByName;
import flash.display.Shape;
import com.bit101.components.Label;
class ArcButton extends Sprite
{
public var id:int;
private var _arc:Number;
private var _bg:Shape;
private var _borderColor:uint = 0xcccccc;
private var _color:uint = 0xffffff;
private var _highlightColor:uint = 0xeeeeee;
private var _icon:DisplayObject;
private var _iconHolder:Sprite;
private var _iconRadius:Number;
private var _innerRadius:Number;
private var _outerRadius:Number;
/**
* Constructor.
* @param arc The radians of the arc to draw.
* @param outerRadius The outer radius of the arc.
* @param innerRadius The inner radius of the arc.
*/
public function ArcButton(arc:Number, outerRadius:Number, iconRadius:Number, innerRadius:Number)
{
_arc = arc;
_outerRadius = outerRadius;
_iconRadius = iconRadius;
_innerRadius = innerRadius;
_bg = new Shape();
addChild(_bg);
_iconHolder = new Sprite();
addChild(_iconHolder);
drawArc(0xffffff);
addEventListener(MouseEvent.MOUSE_OVER, onMouseOver);
addEventListener(MouseEvent.MOUSE_OUT, onMouseOut);
addEventListener(MouseEvent.MOUSE_UP, onMouseUp);
}
///////////////////////////////////
// private methods
///////////////////////////////////
/**
* Draws an arc of the specified color.
* @param color The color to draw the arc.
*/
protected function drawArc(color:uint):void
{
_bg.graphics.clear();
_bg.graphics.lineStyle(2, _borderColor);
_bg.graphics.beginFill(color);
_bg.graphics.moveTo(_innerRadius, 0);
_bg.graphics.lineTo(_outerRadius, 0);
for(var i:Number = 0; i < _arc; i += .05)
{
_bg.graphics.lineTo(Math.cos(i) * _outerRadius, Math.sin(i) * _outerRadius);
}
_bg.graphics.lineTo(Math.cos(_arc) * _outerRadius, Math.sin(_arc) * _outerRadius);
_bg.graphics.lineTo(Math.cos(_arc) * _innerRadius, Math.sin(_arc) * _innerRadius);
for(i = _arc; i > 0; i -= .05)
{
_bg.graphics.lineTo(Math.cos(i) * _innerRadius, Math.sin(i) * _innerRadius);
}
_bg.graphics.lineTo(_innerRadius, 0);
graphics.endFill();
}
///////////////////////////////////
// public methods
///////////////////////////////////
/**
* Sets the icon or label of this button.
* @param iconOrLabel Either a display object instance, a class that extends DisplayObject, or text to show in a label.
*/
public function setIcon(iconOrLabel:Object):void
{
if(iconOrLabel == null) return;
while(_iconHolder.numChildren > 0) _iconHolder.removeChildAt(0);
if(iconOrLabel is Class)
{
_icon = new iconOrLabel() as DisplayObject;
}
else if(iconOrLabel is DisplayObject)
{
_icon = iconOrLabel as DisplayObject;
}
else if(iconOrLabel is String)
{
_icon = new Label(null, 0, 0, iconOrLabel as String);
(_icon as Label).draw();
}
if(_icon != null)
{
var angle:Number = _bg.rotation * Math.PI / 180;
_icon.x = Math.round(-_icon.width / 2);
_icon.y = Math.round(-_icon.height / 2);
_iconHolder.addChild(_icon);
_iconHolder.x = Math.round(Math.cos(angle + _arc / 2) * _iconRadius);
_iconHolder.y = Math.round(Math.sin(angle + _arc / 2) * _iconRadius);
}
}
///////////////////////////////////
// event handlers
///////////////////////////////////
/**
* Called when mouse moves over this button. Draws highlight.
*/
protected function onMouseOver(event:MouseEvent):void
{
drawArc(_highlightColor);
}
/**
* Called when mouse moves out of this button. Draw base color.
*/
protected function onMouseOut(event:MouseEvent):void
{
drawArc(_color);
}
/**
* Called when mouse is released over this button. Dispatches select event.
*/
protected function onMouseUp(event:MouseEvent):void
{
dispatchEvent(new Event(Event.SELECT));
}
///////////////////////////////////
// getter / setters
///////////////////////////////////
/**
* Sets / gets border color.
*/
public function set borderColor(value:uint):void
{
_borderColor = value;
drawArc(_color);
}
public function get borderColor():uint
{
return _borderColor;
}
/**
* Sets / gets base color.
*/
public function set color(value:uint):void
{
_color = value;
drawArc(_color);
}
public function get color():uint
{
return _color;
}
/**
* Sets / gets highlight color.
*/
public function set highlightColor(value:uint):void
{
_highlightColor = value;
}
public function get highlightColor():uint
{
return _highlightColor;
}
/**
* Overrides rotation by rotating arc only, allowing label / icon to be unrotated.
*/
override public function set rotation(value:Number):void
{
_bg.rotation = value;
}
override public function get rotation():Number
{
return _bg.rotation;
}
}