CPViewAnimator.j File Reference

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Variables
FrameUpdater prototype	addTarget
var	createUpdateFrame
var	CSSStringFromCGAffineTransform
var	DEFAULT_CSS_PROPERTIES = nil
FrameUpdater prototype	description
var	FRAME_UPDATERS = {}
var	frameOriginToCSSTransformMatrix
var	frameToCSSTranslationTransformMatrix
var	FrameUpdater
FrameUpdater prototype	identifier
FrameUpdater prototype	start
FrameUpdater prototype	stop
var	transformFrameToHeight
var	transformFrameToWidth
var	transformSizeToHeight
var	transformSizeToWidth
FrameUpdater prototype	updateFunction

Variable Documentation

addTarget

FrameUpdater prototype addTarget

Initial value:

= function(target, keyPath, duration)
{
    var callback = createUpdateFrame(target, keyPath);

    if (callback)
    {
        this._duration = MAX(this._duration, duration);
        this._targets.push(target);
        this._callbacks.push(callback);
    }
}

Definition at line 371 of file CPViewAnimator.j.

createUpdateFrame

var createUpdateFrame

Definition at line 383 of file CPViewAnimator.j.

CSSStringFromCGAffineTransform

var CSSStringFromCGAffineTransform

Initial value:

= function(anAffineTransform)
{
    return [CPString stringWithFormat:@"matrix(%d,%d,%d,%d,%d,%d)", anAffineTransform.a, anAffineTransform.b, anAffineTransform.c, anAffineTransform.d, anAffineTransform.tx, anAffineTransform.ty];
}

Definition at line 211 of file CPViewAnimator.j.

DEFAULT_CSS_PROPERTIES

var DEFAULT_CSS_PROPERTIES = nil

Definition at line 3 of file CPViewAnimator.j.

description

FrameUpdater prototype description

Initial value:

= function()
{
    return "<timer " + this._identifier + " " + this._targets.map(function(t){return [t debug_description];}) + ">";
}

Definition at line 366 of file CPViewAnimator.j.

FRAME_UPDATERS

var FRAME_UPDATERS = {}

Definition at line 4 of file CPViewAnimator.j.

frameOriginToCSSTransformMatrix

var frameOriginToCSSTransformMatrix

Initial value:

= function(start, current)
{
    var affine = CGAffineTransformMakeTranslation(current.x - start.x, current.y - start.y);

    return CSSStringFromCGAffineTransform(affine);
}

Definition at line 216 of file CPViewAnimator.j.

frameToCSSTranslationTransformMatrix

var frameToCSSTranslationTransformMatrix

Initial value:

= function(start, current)
{
    var affine = CGAffineTransformMakeTranslation(current.origin.x - start.origin.x, current.origin.y - start.origin.y);

    return CSSStringFromCGAffineTransform(affine);
}

Definition at line 223 of file CPViewAnimator.j.

FrameUpdater

var FrameUpdater

Initial value:

= function(anIdentifier)
{
    this._identifier = anIdentifier;
    this._requestId = null;
    this._duration = 0;
    this._stop = false;
    this._targets = [];
    this._callbacks = [];

    var frameUpdater = this;

    this._updateFunction = function(timestamp)
    {
        if (frameUpdater._startDate == null)
            frameUpdater._startDate = timestamp;

        if (frameUpdater._stop)
            return;

        for (var i = 0; i < frameUpdater._callbacks.length; i++)
            frameUpdater._callbacks[i]();

        if (timestamp - frameUpdater._startDate < frameUpdater._duration * 1000)
            window.requestAnimationFrame(frameUpdater._updateFunction);
    };
}

Definition at line 313 of file CPViewAnimator.j.

identifier

FrameUpdater prototype identifier

Initial value:

= function()
{
    return this._identifier;
}

Definition at line 361 of file CPViewAnimator.j.

start

FrameUpdater prototype start

Initial value:

= function()
{
    this._requestId = window.requestAnimationFrame(this._updateFunction);
}

Definition at line 340 of file CPViewAnimator.j.

stop

FrameUpdater prototype stop

Initial value:

= function()
{
    CPLog.warn("STOP FrameUpdater" + this._identifier);

    
    if (window.cancelAnimationFrame)
        window.cancelAnimationFrame(this._requestId);

    this._stop = true;
}

Definition at line 345 of file CPViewAnimator.j.

transformFrameToHeight

var transformFrameToHeight

Initial value:

= function(start, current)
{
    return current.size.height + "px";
}

Definition at line 196 of file CPViewAnimator.j.

transformFrameToWidth

var transformFrameToWidth

Initial value:

= function(start, current)
{
    return current.size.width + "px";
}

Definition at line 191 of file CPViewAnimator.j.

transformSizeToHeight

var transformSizeToHeight

Initial value:

= function(start, current)
{
    return current.height + "px";
}

Definition at line 206 of file CPViewAnimator.j.

transformSizeToWidth

var transformSizeToWidth

Initial value:

= function(start, current)
{
    return current.width + "px";
}

Definition at line 201 of file CPViewAnimator.j.

updateFunction

FrameUpdater prototype updateFunction

Initial value:

= function()
{
    return this._updateFunction;
}

Definition at line 356 of file CPViewAnimator.j.