CG.Button Class
CG.Button represents a simple button class that can handle click, mouseover and callback functionality.
var s = new CG.Button({
image: '../images/demo.png', // the image for the button
position: new CG.Point(200,200), // position of the button
text: 'MyButton', // optional text
font: heiti, // a font object when
callback: callbackFunction // a callback to execute when the button is clicked
})
Item Index
Methods
Methods
AABB
()
Object
returns the bounds of rotated rectangle
Returns:
returns the calculated bounds
attachObject
()
attach a reference of the given object to this object
checkBound
()
Checks the bound if a boundMode (bounce or slide) is set
checkCollision
-
objects -
callback
checks if there is a collision of the given objects to this object http://devmag.org.za/2009/04/13/basic-collision-detection-in-2d-part-1/
Parameters:
-
objectsArraya array of objects to check for collision => Sprites, Animations, MapAreas
-
callbackCallbackwhat to do after collision?
follow
()
is there an attached element, this sprite will follow it depending on followspeed or followsteps it follows different
ifAttached
()
if there is a attached object get its position
ifClicked
()
True/false
checks click inside of the rectangle, supports rotation
Returns:
ifMouseOver
()
checks if the mouse/pointer is over the rectangle
init
-
options
Options: image {string} imgpath, image object or atlasimage object to use position {CG.Point} text {string} font {CG.Font} callback {function}
Parameters:
-
optionsObject
Returns:
removeAttachedObject
()
removes the attached object reference
setAttachedOffsetX
()
set the x offset of the attached object to this object
setAttachedOffsetY
()
set the y offset of the attached object to this object
setImage
-
image
initialize image for object. for now => sprite, particle, buffer, bitmap and button use it
Parameters:
-
imageImageimage path, image or atlasimage
updateDiff
()
calculate offset if bound is moving
Properties
alpha
Float
boundsMode
False/string
callback
Callback
followobject
Boolean/object
followspeed
Boolean/integer
followsteps
Boolean/integer
rotationspeed
Integer/float
transform
Transform
Transform object for matrix transformation