mirror of
http://git.whoc.org.uk/git/password-manager.git
synced 2024-11-13 08:49:02 +01:00
1114 lines
35 KiB
JavaScript
1114 lines
35 KiB
JavaScript
/*
|
|
Copyright (c) 2006, Yahoo! Inc. All rights reserved.
|
|
Code licensed under the BSD License:
|
|
http://developer.yahoo.net/yui/license.txt
|
|
version: 0.12.0
|
|
*/
|
|
|
|
/**
|
|
* The Slider component is a UI control that enables the user to adjust
|
|
* values in a finite range along one or two axes. Typically, the Slider
|
|
* control is used in a web application as a rich, visual replacement
|
|
* for an input box that takes a number as input. The Slider control can
|
|
* also easily accommodate a second dimension, providing x,y output for
|
|
* a selection point chosen from a rectangular region.
|
|
*
|
|
* @module slider
|
|
* @title Slider Widget
|
|
* @namespace YAHOO.widget
|
|
* @requires yahoo,dom,dragdrop,event
|
|
* @optional animation
|
|
*/
|
|
|
|
/**
|
|
* A DragDrop implementation that can be used as a background for a
|
|
* slider. It takes a reference to the thumb instance
|
|
* so it can delegate some of the events to it. The goal is to make the
|
|
* thumb jump to the location on the background when the background is
|
|
* clicked.
|
|
*
|
|
* @class Slider
|
|
* @extends YAHOO.util.DragDrop
|
|
* @constructor
|
|
* @param {String} id The id of the element linked to this instance
|
|
* @param {String} sGroup The group of related DragDrop items
|
|
* @param {String} sType The type of slider (horiz, vert, region)
|
|
*/
|
|
YAHOO.widget.Slider = function(sElementId, sGroup, oThumb, sType) {
|
|
if (sElementId) {
|
|
|
|
/**
|
|
* The type of the slider (horiz, vert, region)
|
|
* @property type
|
|
* @type string
|
|
*/
|
|
this.type = sType;
|
|
|
|
this.init(sElementId, sGroup, true);
|
|
|
|
//this.removeInvalidHandleType("A");
|
|
|
|
|
|
var self = this;
|
|
|
|
/**
|
|
* Event the fires when the value of the control changes. If
|
|
* the control is animated the event will fire every point
|
|
* along the way.
|
|
* @event change
|
|
* @param {int} new
|
|
* @param {int} firstOffset the number of pixels the thumb has moved
|
|
* from its start position. Normal horizontal and vertical sliders will only
|
|
* have the firstOffset. Regions will have both, the first is the horizontal
|
|
* offset, the second the vertical.
|
|
* @param {int} secondOffset the y offset for region sliders
|
|
*/
|
|
this.createEvent("change", this);
|
|
|
|
/**
|
|
* Event that fires at the end of a slider thumb move.
|
|
* @event slideStart
|
|
*/
|
|
this.createEvent("slideStart", this);
|
|
|
|
/**
|
|
* Event that fires at the end of a slider thumb move
|
|
* @event slideEnd
|
|
*/
|
|
this.createEvent("slideEnd", this);
|
|
|
|
/**
|
|
* A YAHOO.widget.SliderThumb instance that we will use to
|
|
* reposition the thumb when the background is clicked
|
|
* @property thumb
|
|
* @type YAHOO.widget.SliderThumb
|
|
*/
|
|
this.thumb = oThumb;
|
|
|
|
// add handler for the handle onchange event
|
|
oThumb.onChange = function() {
|
|
self.handleThumbChange();
|
|
};
|
|
|
|
/**
|
|
* Overrides the isTarget property in YAHOO.util.DragDrop
|
|
* @property isTarget
|
|
* @private
|
|
*/
|
|
this.isTarget = false;
|
|
|
|
/**
|
|
* Flag that determines if the thumb will animate when moved
|
|
* @property animate
|
|
* @type boolean
|
|
*/
|
|
this.animate = YAHOO.widget.Slider.ANIM_AVAIL;
|
|
|
|
/**
|
|
* Set to false to disable a background click thumb move
|
|
* @property backgroundEnabled
|
|
* @type boolean
|
|
*/
|
|
this.backgroundEnabled = true;
|
|
|
|
/**
|
|
* Adjustment factor for tick animation, the more ticks, the
|
|
* faster the animation (by default)
|
|
* @property tickPause
|
|
* @type int
|
|
*/
|
|
this.tickPause = 40;
|
|
|
|
/**
|
|
* Enables the arrow, home and end keys, defaults to true.
|
|
* @property enableKeys
|
|
* @type boolean
|
|
*/
|
|
this.enableKeys = true;
|
|
|
|
/**
|
|
* Specifies the number of pixels the arrow keys will move the slider.
|
|
* Default is 25.
|
|
* @property keyIncrement
|
|
* @type int
|
|
*/
|
|
this.keyIncrement = 20;
|
|
|
|
/**
|
|
* moveComplete is set to true when the slider has moved to its final
|
|
* destination. For animated slider, this value can be checked in
|
|
* the onChange handler to make it possible to execute logic only
|
|
* when the move is complete rather than at all points along the way.
|
|
*
|
|
* @property moveComplete
|
|
* @type Boolean
|
|
*/
|
|
this.moveComplete = true;
|
|
|
|
/**
|
|
* If animation is configured, specifies the length of the animation
|
|
* in seconds.
|
|
* @property animationDuration
|
|
* @type int
|
|
* @default 0.2
|
|
*/
|
|
this.animationDuration = 0.2;
|
|
|
|
if (oThumb._isHoriz && oThumb.xTicks && oThumb.xTicks.length) {
|
|
this.tickPause = Math.round(360 / oThumb.xTicks.length);
|
|
} else if (oThumb.yTicks && oThumb.yTicks.length) {
|
|
this.tickPause = Math.round(360 / oThumb.yTicks.length);
|
|
}
|
|
|
|
|
|
// delegate thumb methods
|
|
oThumb.onMouseDown = function () { return self.focus(); };
|
|
//oThumb.b4MouseDown = function () { return self.b4MouseDown(); };
|
|
// oThumb.lock = function() { self.lock(); };
|
|
// oThumb.unlock = function() { self.unlock(); };
|
|
oThumb.onMouseUp = function() { self.thumbMouseUp(); };
|
|
oThumb.onDrag = function() { self.fireEvents(); };
|
|
oThumb.onAvailable = function() { return self.setStartSliderState(); };
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Factory method for creating a horizontal slider
|
|
* @method YAHOO.widget.Slider.getHorizSlider
|
|
* @static
|
|
* @param {String} sBGElId the id of the slider's background element
|
|
* @param {String} sHandleElId the id of the thumb element
|
|
* @param {int} iLeft the number of pixels the element can move left
|
|
* @param {int} iRight the number of pixels the element can move right
|
|
* @param {int} iTickSize optional parameter for specifying that the element
|
|
* should move a certain number pixels at a time.
|
|
* @return {Slider} a horizontal slider control
|
|
*/
|
|
YAHOO.widget.Slider.getHorizSlider =
|
|
function (sBGElId, sHandleElId, iLeft, iRight, iTickSize) {
|
|
return new YAHOO.widget.Slider(sBGElId, sBGElId,
|
|
new YAHOO.widget.SliderThumb(sHandleElId, sBGElId,
|
|
iLeft, iRight, 0, 0, iTickSize), "horiz");
|
|
};
|
|
|
|
/**
|
|
* Factory method for creating a vertical slider
|
|
* @method YAHOO.widget.Slider.getVertSlider
|
|
* @static
|
|
* @param {String} sBGElId the id of the slider's background element
|
|
* @param {String} sHandleElId the id of the thumb element
|
|
* @param {int} iUp the number of pixels the element can move up
|
|
* @param {int} iDown the number of pixels the element can move down
|
|
* @param {int} iTickSize optional parameter for specifying that the element
|
|
* should move a certain number pixels at a time.
|
|
* @return {Slider} a vertical slider control
|
|
*/
|
|
YAHOO.widget.Slider.getVertSlider =
|
|
function (sBGElId, sHandleElId, iUp, iDown, iTickSize) {
|
|
return new YAHOO.widget.Slider(sBGElId, sBGElId,
|
|
new YAHOO.widget.SliderThumb(sHandleElId, sBGElId, 0, 0,
|
|
iUp, iDown, iTickSize), "vert");
|
|
};
|
|
|
|
/**
|
|
* Factory method for creating a slider region like the one in the color
|
|
* picker example
|
|
* @method YAHOO.widget.Slider.getSliderRegion
|
|
* @static
|
|
* @param {String} sBGElId the id of the slider's background element
|
|
* @param {String} sHandleElId the id of the thumb element
|
|
* @param {int} iLeft the number of pixels the element can move left
|
|
* @param {int} iRight the number of pixels the element can move right
|
|
* @param {int} iUp the number of pixels the element can move up
|
|
* @param {int} iDown the number of pixels the element can move down
|
|
* @param {int} iTickSize optional parameter for specifying that the element
|
|
* should move a certain number pixels at a time.
|
|
* @return {Slider} a slider region control
|
|
*/
|
|
YAHOO.widget.Slider.getSliderRegion =
|
|
function (sBGElId, sHandleElId, iLeft, iRight, iUp, iDown, iTickSize) {
|
|
return new YAHOO.widget.Slider(sBGElId, sBGElId,
|
|
new YAHOO.widget.SliderThumb(sHandleElId, sBGElId, iLeft, iRight,
|
|
iUp, iDown, iTickSize), "region");
|
|
};
|
|
|
|
/**
|
|
* By default, animation is available if the animation library is detected.
|
|
* @property YAHOO.widget.Slider.ANIM_AVAIL
|
|
* @static
|
|
* @type boolean
|
|
*/
|
|
YAHOO.widget.Slider.ANIM_AVAIL = true;
|
|
|
|
YAHOO.extend(YAHOO.widget.Slider, YAHOO.util.DragDrop, {
|
|
|
|
onAvailable: function() {
|
|
var Event = YAHOO.util.Event;
|
|
Event.on(this.id, "keydown", this.handleKeyDown, this, true);
|
|
Event.on(this.id, "keypress", this.handleKeyPress, this, true);
|
|
},
|
|
|
|
handleKeyPress: function(e) {
|
|
if (this.enableKeys) {
|
|
var Event = YAHOO.util.Event;
|
|
var kc = Event.getCharCode(e);
|
|
switch (kc) {
|
|
case 0x25: // left
|
|
case 0x26: // up
|
|
case 0x27: // right
|
|
case 0x28: // down
|
|
case 0x24: // home
|
|
case 0x23: // end
|
|
Event.preventDefault(e);
|
|
break;
|
|
default:
|
|
}
|
|
}
|
|
},
|
|
|
|
handleKeyDown: function(e) {
|
|
if (this.enableKeys) {
|
|
var Event = YAHOO.util.Event;
|
|
|
|
var kc = Event.getCharCode(e), t=this.thumb;
|
|
var h=this.getXValue(),v=this.getYValue();
|
|
|
|
var horiz = false;
|
|
var changeValue = true;
|
|
switch (kc) {
|
|
|
|
// left
|
|
case 0x25: h -= this.keyIncrement; break;
|
|
|
|
// up
|
|
case 0x26: v -= this.keyIncrement; break;
|
|
|
|
// right
|
|
case 0x27: h += this.keyIncrement; break;
|
|
|
|
// down
|
|
case 0x28: v += this.keyIncrement; break;
|
|
|
|
// home
|
|
case 0x24: h = t.leftConstraint;
|
|
v = t.topConstraint;
|
|
break;
|
|
|
|
// end
|
|
case 0x23: h = t.rightConstraint;
|
|
v = t.bottomConstraint;
|
|
break;
|
|
|
|
default: changeValue = false;
|
|
}
|
|
|
|
if (changeValue) {
|
|
if (t._isRegion) {
|
|
this.setRegionValue(h, v, true);
|
|
} else {
|
|
var newVal = (t._isHoriz) ? h : v;
|
|
this.setValue(newVal, true);
|
|
}
|
|
Event.stopEvent(e);
|
|
}
|
|
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Initialization that sets up the value offsets once the elements are ready
|
|
* @method setSliderStartState
|
|
*/
|
|
setStartSliderState: function() {
|
|
|
|
|
|
this.setThumbCenterPoint();
|
|
|
|
/**
|
|
* The basline position of the background element, used
|
|
* to determine if the background has moved since the last
|
|
* operation.
|
|
* @property baselinePos
|
|
* @type [int, int]
|
|
*/
|
|
this.baselinePos = YAHOO.util.Dom.getXY(this.getEl());
|
|
|
|
this.thumb.startOffset = this.thumb.getOffsetFromParent(this.baselinePos);
|
|
|
|
if (this.thumb._isRegion) {
|
|
if (this.deferredSetRegionValue) {
|
|
this.setRegionValue.apply(this, this.deferredSetRegionValue, true);
|
|
this.deferredSetRegionValue = null;
|
|
} else {
|
|
this.setRegionValue(0, 0, true);
|
|
}
|
|
} else {
|
|
if (this.deferredSetValue) {
|
|
this.setValue.apply(this, this.deferredSetValue, true);
|
|
this.deferredSetValue = null;
|
|
} else {
|
|
this.setValue(0, true, true);
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* When the thumb is available, we cache the centerpoint of the element so
|
|
* we can position the element correctly when the background is clicked
|
|
* @method setThumbCenterPoint
|
|
*/
|
|
setThumbCenterPoint: function() {
|
|
|
|
var el = this.thumb.getEl();
|
|
|
|
if (el) {
|
|
/**
|
|
* The center of the slider element is stored so we can position
|
|
* place it in the correct position when the background is clicked
|
|
* @property thumbCenterPoint
|
|
* @type {"x": int, "y": int}
|
|
*/
|
|
this.thumbCenterPoint = {
|
|
x: parseInt(el.offsetWidth/2, 10),
|
|
y: parseInt(el.offsetHeight/2, 10)
|
|
};
|
|
}
|
|
|
|
},
|
|
|
|
/**
|
|
* Locks the slider, overrides YAHOO.util.DragDrop
|
|
* @method lock
|
|
*/
|
|
lock: function() {
|
|
this.thumb.lock();
|
|
this.locked = true;
|
|
},
|
|
|
|
/**
|
|
* Unlocks the slider, overrides YAHOO.util.DragDrop
|
|
* @method unlock
|
|
*/
|
|
unlock: function() {
|
|
this.thumb.unlock();
|
|
this.locked = false;
|
|
},
|
|
|
|
/**
|
|
* Handles mouseup event on the slider background
|
|
* @method thumbMouseUp
|
|
* @private
|
|
*/
|
|
thumbMouseUp: function() {
|
|
if (!this.isLocked() && !this.moveComplete) {
|
|
this.endMove();
|
|
}
|
|
|
|
},
|
|
|
|
/**
|
|
* Returns a reference to this slider's thumb
|
|
* @method getThumb
|
|
* @return {SliderThumb} this slider's thumb
|
|
*/
|
|
getThumb: function() {
|
|
return this.thumb;
|
|
},
|
|
|
|
/**
|
|
* Try to focus the element when clicked so we can add
|
|
* accessibility features
|
|
* @method focus
|
|
* @private
|
|
*/
|
|
focus: function() {
|
|
|
|
// Focus the background element if possible
|
|
var el = this.getEl();
|
|
|
|
if (el.focus) {
|
|
try {
|
|
el.focus();
|
|
} catch(e) {
|
|
// Prevent permission denied unhandled exception in FF that can
|
|
// happen when setting focus while another element is handling
|
|
// the blur. @TODO this is still writing to the error log
|
|
// (unhandled error) in FF1.5 with strict error checking on.
|
|
}
|
|
}
|
|
|
|
this.verifyOffset();
|
|
|
|
if (this.isLocked()) {
|
|
return false;
|
|
} else {
|
|
this.onSlideStart();
|
|
return true;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Event that fires when the value of the slider has changed
|
|
* @method onChange
|
|
* @param {int} firstOffset the number of pixels the thumb has moved
|
|
* from its start position. Normal horizontal and vertical sliders will only
|
|
* have the firstOffset. Regions will have both, the first is the horizontal
|
|
* offset, the second the vertical.
|
|
* @param {int} secondOffset the y offset for region sliders
|
|
* @deprecated use instance.subscribe("change") instead
|
|
*/
|
|
onChange: function (firstOffset, secondOffset) {
|
|
/* override me */
|
|
},
|
|
|
|
/**
|
|
* Event that fires when the at the beginning of the slider thumb move
|
|
* @method onSlideStart
|
|
* @deprecated use instance.subscribe("slideStart") instead
|
|
*/
|
|
onSlideStart: function () {
|
|
/* override me */
|
|
},
|
|
|
|
/**
|
|
* Event that fires at the end of a slider thumb move
|
|
* @method onSliderEnd
|
|
* @deprecated use instance.subscribe("slideEnd") instead
|
|
*/
|
|
onSlideEnd: function () {
|
|
/* override me */
|
|
},
|
|
|
|
/**
|
|
* Returns the slider's thumb offset from the start position
|
|
* @method getValue
|
|
* @return {int} the current value
|
|
*/
|
|
getValue: function () {
|
|
return this.thumb.getValue();
|
|
},
|
|
|
|
/**
|
|
* Returns the slider's thumb X offset from the start position
|
|
* @method getXValue
|
|
* @return {int} the current horizontal offset
|
|
*/
|
|
getXValue: function () {
|
|
return this.thumb.getXValue();
|
|
},
|
|
|
|
/**
|
|
* Returns the slider's thumb Y offset from the start position
|
|
* @method getYValue
|
|
* @return {int} the current vertical offset
|
|
*/
|
|
getYValue: function () {
|
|
return this.thumb.getYValue();
|
|
},
|
|
|
|
/**
|
|
* Internal handler for the slider thumb's onChange event
|
|
* @method handleThumbChange
|
|
* @private
|
|
*/
|
|
handleThumbChange: function () {
|
|
var t = this.thumb;
|
|
if (t._isRegion) {
|
|
t.onChange(t.getXValue(), t.getYValue());
|
|
this.fireEvent("change", { x: t.getXValue(), y: t.getYValue() } );
|
|
} else {
|
|
t.onChange(t.getValue());
|
|
this.fireEvent("change", t.getValue());
|
|
}
|
|
|
|
},
|
|
|
|
/**
|
|
* Provides a way to set the value of the slider in code.
|
|
* @method setValue
|
|
* @param {int} newOffset the number of pixels the thumb should be
|
|
* positioned away from the initial start point
|
|
* @param {boolean} skipAnim set to true to disable the animation
|
|
* for this move action (but not others).
|
|
* @param {boolean} force ignore the locked setting and set value anyway
|
|
* @return {boolean} true if the move was performed, false if it failed
|
|
*/
|
|
setValue: function(newOffset, skipAnim, force) {
|
|
|
|
if (!this.thumb.available) {
|
|
this.deferredSetValue = arguments;
|
|
return false;
|
|
}
|
|
|
|
if (this.isLocked() && !force) {
|
|
return false;
|
|
}
|
|
|
|
if ( isNaN(newOffset) ) {
|
|
return false;
|
|
}
|
|
|
|
var t = this.thumb;
|
|
var newX, newY;
|
|
this.verifyOffset();
|
|
if (t._isRegion) {
|
|
return false;
|
|
} else if (t._isHoriz) {
|
|
this.onSlideStart();
|
|
// this.fireEvent("slideStart");
|
|
newX = t.initPageX + newOffset + this.thumbCenterPoint.x;
|
|
this.moveThumb(newX, t.initPageY, skipAnim);
|
|
} else {
|
|
this.onSlideStart();
|
|
// this.fireEvent("slideStart");
|
|
newY = t.initPageY + newOffset + this.thumbCenterPoint.y;
|
|
this.moveThumb(t.initPageX, newY, skipAnim);
|
|
}
|
|
|
|
return true;
|
|
},
|
|
|
|
/**
|
|
* Provides a way to set the value of the region slider in code.
|
|
* @method setRegionValue
|
|
* @param {int} newOffset the number of pixels the thumb should be
|
|
* positioned away from the initial start point (x axis for region)
|
|
* @param {int} newOffset2 the number of pixels the thumb should be
|
|
* positioned away from the initial start point (y axis for region)
|
|
* @param {boolean} skipAnim set to true to disable the animation
|
|
* for this move action (but not others).
|
|
* @param {boolean} force ignore the locked setting and set value anyway
|
|
* @return {boolean} true if the move was performed, false if it failed
|
|
*/
|
|
setRegionValue: function(newOffset, newOffset2, skipAnim) {
|
|
|
|
if (!this.thumb.available) {
|
|
this.deferredSetRegionValue = arguments;
|
|
return false;
|
|
}
|
|
|
|
if (this.isLocked() && !force) {
|
|
return false;
|
|
}
|
|
|
|
if ( isNaN(newOffset) ) {
|
|
return false;
|
|
}
|
|
|
|
var t = this.thumb;
|
|
if (t._isRegion) {
|
|
this.onSlideStart();
|
|
var newX = t.initPageX + newOffset + this.thumbCenterPoint.x;
|
|
var newY = t.initPageY + newOffset2 + this.thumbCenterPoint.y;
|
|
this.moveThumb(newX, newY, skipAnim);
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
|
|
},
|
|
|
|
/**
|
|
* Checks the background position element position. If it has moved from the
|
|
* baseline position, the constraints for the thumb are reset
|
|
* @method verifyOffset
|
|
* @return {boolean} True if the offset is the same as the baseline.
|
|
*/
|
|
verifyOffset: function() {
|
|
|
|
var newPos = YAHOO.util.Dom.getXY(this.getEl());
|
|
|
|
if (newPos[0] != this.baselinePos[0] || newPos[1] != this.baselinePos[1]) {
|
|
this.thumb.resetConstraints();
|
|
this.baselinePos = newPos;
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
},
|
|
|
|
/**
|
|
* Move the associated slider moved to a timeout to try to get around the
|
|
* mousedown stealing moz does when I move the slider element between the
|
|
* cursor and the background during the mouseup event
|
|
* @method moveThumb
|
|
* @param {int} x the X coordinate of the click
|
|
* @param {int} y the Y coordinate of the click
|
|
* @param {boolean} skipAnim don't animate if the move happend onDrag
|
|
* @private
|
|
*/
|
|
moveThumb: function(x, y, skipAnim) {
|
|
|
|
|
|
var t = this.thumb;
|
|
var self = this;
|
|
|
|
if (!t.available) {
|
|
return;
|
|
}
|
|
|
|
|
|
// this.verifyOffset();
|
|
|
|
t.setDelta(this.thumbCenterPoint.x, this.thumbCenterPoint.y);
|
|
|
|
var _p = t.getTargetCoord(x, y);
|
|
var p = [_p.x, _p.y];
|
|
|
|
this.fireEvent("slideStart");
|
|
|
|
if (this.animate && YAHOO.widget.Slider.ANIM_AVAIL && t._graduated && !skipAnim) {
|
|
// this.thumb._animating = true;
|
|
this.lock();
|
|
|
|
setTimeout( function() { self.moveOneTick(p); }, this.tickPause );
|
|
|
|
} else if (this.animate && YAHOO.widget.Slider.ANIM_AVAIL && !skipAnim) {
|
|
|
|
// this.thumb._animating = true;
|
|
this.lock();
|
|
|
|
var oAnim = new YAHOO.util.Motion(
|
|
t.id, { points: { to: p } },
|
|
this.animationDuration,
|
|
YAHOO.util.Easing.easeOut );
|
|
|
|
oAnim.onComplete.subscribe( function() { self.endMove(); } );
|
|
oAnim.animate();
|
|
} else {
|
|
t.setDragElPos(x, y);
|
|
// this.fireEvents();
|
|
this.endMove();
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Move the slider one tick mark towards its final coordinate. Used
|
|
* for the animation when tick marks are defined
|
|
* @method moveOneTick
|
|
* @param {int[]} the destination coordinate
|
|
* @private
|
|
*/
|
|
moveOneTick: function(finalCoord) {
|
|
|
|
var t = this.thumb;
|
|
var curCoord = YAHOO.util.Dom.getXY(t.getEl());
|
|
var tmp;
|
|
|
|
// var thresh = Math.min(t.tickSize + (Math.floor(t.tickSize/2)), 10);
|
|
// var thresh = 10;
|
|
// var thresh = t.tickSize + (Math.floor(t.tickSize/2));
|
|
|
|
var nextCoord = null;
|
|
|
|
if (t._isRegion) {
|
|
nextCoord = this._getNextX(curCoord, finalCoord);
|
|
var tmpX = (nextCoord) ? nextCoord[0] : curCoord[0];
|
|
nextCoord = this._getNextY([tmpX, curCoord[1]], finalCoord);
|
|
|
|
} else if (t._isHoriz) {
|
|
nextCoord = this._getNextX(curCoord, finalCoord);
|
|
} else {
|
|
nextCoord = this._getNextY(curCoord, finalCoord);
|
|
}
|
|
|
|
|
|
if (nextCoord) {
|
|
|
|
// move to the next coord
|
|
// YAHOO.util.Dom.setXY(t.getEl(), nextCoord);
|
|
|
|
// var el = t.getEl();
|
|
// YAHOO.util.Dom.setStyle(el, "left", (nextCoord[0] + this.thumb.deltaSetXY[0]) + "px");
|
|
// YAHOO.util.Dom.setStyle(el, "top", (nextCoord[1] + this.thumb.deltaSetXY[1]) + "px");
|
|
|
|
this.thumb.alignElWithMouse(t.getEl(), nextCoord[0], nextCoord[1]);
|
|
|
|
// check if we are in the final position, if not make a recursive call
|
|
if (!(nextCoord[0] == finalCoord[0] && nextCoord[1] == finalCoord[1])) {
|
|
var self = this;
|
|
setTimeout(function() { self.moveOneTick(finalCoord); },
|
|
this.tickPause);
|
|
} else {
|
|
this.endMove();
|
|
}
|
|
} else {
|
|
this.endMove();
|
|
}
|
|
|
|
//this.tickPause = Math.round(this.tickPause/2);
|
|
},
|
|
|
|
/**
|
|
* Returns the next X tick value based on the current coord and the target coord.
|
|
* @method _getNextX
|
|
* @private
|
|
*/
|
|
_getNextX: function(curCoord, finalCoord) {
|
|
var t = this.thumb;
|
|
var thresh;
|
|
var tmp = [];
|
|
var nextCoord = null;
|
|
if (curCoord[0] > finalCoord[0]) {
|
|
thresh = t.tickSize - this.thumbCenterPoint.x;
|
|
tmp = t.getTargetCoord( curCoord[0] - thresh, curCoord[1] );
|
|
nextCoord = [tmp.x, tmp.y];
|
|
} else if (curCoord[0] < finalCoord[0]) {
|
|
thresh = t.tickSize + this.thumbCenterPoint.x;
|
|
tmp = t.getTargetCoord( curCoord[0] + thresh, curCoord[1] );
|
|
nextCoord = [tmp.x, tmp.y];
|
|
} else {
|
|
// equal, do nothing
|
|
}
|
|
|
|
return nextCoord;
|
|
},
|
|
|
|
/**
|
|
* Returns the next Y tick value based on the current coord and the target coord.
|
|
* @method _getNextY
|
|
* @private
|
|
*/
|
|
_getNextY: function(curCoord, finalCoord) {
|
|
var t = this.thumb;
|
|
var thresh;
|
|
var tmp = [];
|
|
var nextCoord = null;
|
|
|
|
if (curCoord[1] > finalCoord[1]) {
|
|
thresh = t.tickSize - this.thumbCenterPoint.y;
|
|
tmp = t.getTargetCoord( curCoord[0], curCoord[1] - thresh );
|
|
nextCoord = [tmp.x, tmp.y];
|
|
} else if (curCoord[1] < finalCoord[1]) {
|
|
thresh = t.tickSize + this.thumbCenterPoint.y;
|
|
tmp = t.getTargetCoord( curCoord[0], curCoord[1] + thresh );
|
|
nextCoord = [tmp.x, tmp.y];
|
|
} else {
|
|
// equal, do nothing
|
|
}
|
|
|
|
return nextCoord;
|
|
},
|
|
|
|
/**
|
|
* Resets the constraints before moving the thumb.
|
|
* @method b4MouseDown
|
|
* @private
|
|
*/
|
|
b4MouseDown: function(e) {
|
|
this.thumb.autoOffset();
|
|
this.thumb.resetConstraints();
|
|
},
|
|
|
|
/**
|
|
* Handles the mousedown event for the slider background
|
|
* @method onMouseDown
|
|
* @private
|
|
*/
|
|
onMouseDown: function(e) {
|
|
// this.resetConstraints(true);
|
|
// this.thumb.resetConstraints(true);
|
|
|
|
if (! this.isLocked() && this.backgroundEnabled) {
|
|
var x = YAHOO.util.Event.getPageX(e);
|
|
var y = YAHOO.util.Event.getPageY(e);
|
|
|
|
this.focus();
|
|
this.moveThumb(x, y);
|
|
}
|
|
|
|
},
|
|
|
|
/**
|
|
* Handles the onDrag event for the slider background
|
|
* @method onDrag
|
|
* @private
|
|
*/
|
|
onDrag: function(e) {
|
|
if (! this.isLocked()) {
|
|
var x = YAHOO.util.Event.getPageX(e);
|
|
var y = YAHOO.util.Event.getPageY(e);
|
|
this.moveThumb(x, y, true);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Fired when the slider movement ends
|
|
* @method endMove
|
|
* @private
|
|
*/
|
|
endMove: function () {
|
|
// this._animating = false;
|
|
this.unlock();
|
|
this.moveComplete = true;
|
|
this.fireEvents();
|
|
},
|
|
|
|
/**
|
|
* Fires the change event if the value has been changed. Ignored if we are in
|
|
* the middle of an animation as the event will fire when the animation is
|
|
* complete
|
|
* @method fireEvents
|
|
* @private
|
|
*/
|
|
fireEvents: function () {
|
|
|
|
var t = this.thumb;
|
|
|
|
t.cachePosition();
|
|
|
|
if (! this.isLocked()) {
|
|
if (t._isRegion) {
|
|
var newX = t.getXValue();
|
|
var newY = t.getYValue();
|
|
|
|
if (newX != this.previousX || newY != this.previousY) {
|
|
this.onChange(newX, newY);
|
|
this.fireEvent("change", { x: newX, y: newY });
|
|
}
|
|
|
|
this.previousX = newX;
|
|
this.previousY = newY;
|
|
|
|
} else {
|
|
var newVal = t.getValue();
|
|
if (newVal != this.previousVal) {
|
|
this.onChange( newVal );
|
|
this.fireEvent("change", newVal);
|
|
}
|
|
this.previousVal = newVal;
|
|
}
|
|
|
|
if (this.moveComplete) {
|
|
this.onSlideEnd();
|
|
this.fireEvent("slideEnd");
|
|
this.moveComplete = false;
|
|
}
|
|
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Slider toString
|
|
* @method toString
|
|
* @return {string} string representation of the instance
|
|
*/
|
|
toString: function () {
|
|
return ("Slider (" + this.type +") " + this.id);
|
|
}
|
|
|
|
});
|
|
|
|
YAHOO.augment(YAHOO.widget.Slider, YAHOO.util.EventProvider);
|
|
|
|
/**
|
|
* A drag and drop implementation to be used as the thumb of a slider.
|
|
* @class SliderThumb
|
|
* @extends YAHOO.util.DD
|
|
* @constructor
|
|
* @param {String} id the id of the slider html element
|
|
* @param {String} sGroup the group of related DragDrop items
|
|
* @param {int} iLeft the number of pixels the element can move left
|
|
* @param {int} iRight the number of pixels the element can move right
|
|
* @param {int} iUp the number of pixels the element can move up
|
|
* @param {int} iDown the number of pixels the element can move down
|
|
* @param {int} iTickSize optional parameter for specifying that the element
|
|
* should move a certain number pixels at a time.
|
|
*/
|
|
YAHOO.widget.SliderThumb = function(id, sGroup, iLeft, iRight, iUp, iDown, iTickSize) {
|
|
|
|
if (id) {
|
|
this.init(id, sGroup);
|
|
|
|
/**
|
|
* The id of the thumbs parent HTML element (the slider background
|
|
* element).
|
|
* @property parentElId
|
|
* @type string
|
|
*/
|
|
this.parentElId = sGroup;
|
|
}
|
|
|
|
//this.removeInvalidHandleType("A");
|
|
|
|
|
|
/**
|
|
* Overrides the isTarget property in YAHOO.util.DragDrop
|
|
* @property isTarget
|
|
* @private
|
|
*/
|
|
this.isTarget = false;
|
|
|
|
/**
|
|
* The tick size for this slider
|
|
* @property tickSize
|
|
* @type int
|
|
* @private
|
|
*/
|
|
this.tickSize = iTickSize;
|
|
|
|
/**
|
|
* Informs the drag and drop util that the offsets should remain when
|
|
* resetting the constraints. This preserves the slider value when
|
|
* the constraints are reset
|
|
* @property maintainOffset
|
|
* @type boolean
|
|
* @private
|
|
*/
|
|
this.maintainOffset = true;
|
|
|
|
this.initSlider(iLeft, iRight, iUp, iDown, iTickSize);
|
|
|
|
/**
|
|
* Turns off the autoscroll feature in drag and drop
|
|
* @property scroll
|
|
* @private
|
|
*/
|
|
this.scroll = false;
|
|
|
|
};
|
|
|
|
YAHOO.extend(YAHOO.widget.SliderThumb, YAHOO.util.DD, {
|
|
|
|
/**
|
|
* The (X and Y) difference between the thumb location and its parent
|
|
* (the slider background) when the control is instantiated.
|
|
* @property startOffset
|
|
* @type [int, int]
|
|
*/
|
|
startOffset: null,
|
|
|
|
/**
|
|
* Flag used to figure out if this is a horizontal or vertical slider
|
|
* @property _isHoriz
|
|
* @type boolean
|
|
* @private
|
|
*/
|
|
_isHoriz: false,
|
|
|
|
/**
|
|
* Cache the last value so we can check for change
|
|
* @property _prevVal
|
|
* @type int
|
|
* @private
|
|
*/
|
|
_prevVal: 0,
|
|
|
|
/**
|
|
* The slider is _graduated if there is a tick interval defined
|
|
* @property _graduated
|
|
* @type boolean
|
|
* @private
|
|
*/
|
|
_graduated: false,
|
|
|
|
/**
|
|
* Returns the difference between the location of the thumb and its parent.
|
|
* @method getOffsetFromParent
|
|
* @param {[int, int]} parentPos Optionally accepts the position of the parent
|
|
* @type [int, int]
|
|
*/
|
|
getOffsetFromParent: function(parentPos) {
|
|
var myPos = YAHOO.util.Dom.getXY(this.getEl());
|
|
var ppos = parentPos || YAHOO.util.Dom.getXY(this.parentElId);
|
|
|
|
return [ (myPos[0] - ppos[0]), (myPos[1] - ppos[1]) ];
|
|
},
|
|
|
|
/**
|
|
* Set up the slider, must be called in the constructor of all subclasses
|
|
* @method initSlider
|
|
* @param {int} iLeft the number of pixels the element can move left
|
|
* @param {int} iRight the number of pixels the element can move right
|
|
* @param {int} iUp the number of pixels the element can move up
|
|
* @param {int} iDown the number of pixels the element can move down
|
|
* @param {int} iTickSize the width of the tick interval.
|
|
*/
|
|
initSlider: function (iLeft, iRight, iUp, iDown, iTickSize) {
|
|
|
|
this.setXConstraint(iLeft, iRight, iTickSize);
|
|
this.setYConstraint(iUp, iDown, iTickSize);
|
|
|
|
if (iTickSize && iTickSize > 1) {
|
|
this._graduated = true;
|
|
}
|
|
|
|
this._isHoriz = (iLeft || iRight);
|
|
this._isVert = (iUp || iDown);
|
|
this._isRegion = (this._isHoriz && this._isVert);
|
|
|
|
},
|
|
|
|
/**
|
|
* Clear's the slider's ticks
|
|
* @method clearTicks
|
|
*/
|
|
clearTicks: function () {
|
|
YAHOO.widget.SliderThumb.superclass.clearTicks.call(this);
|
|
this._graduated = false;
|
|
},
|
|
|
|
/**
|
|
* Gets the current offset from the element's start position in
|
|
* pixels.
|
|
* @method getValue
|
|
* @return {int} the number of pixels (positive or negative) the
|
|
* slider has moved from the start position.
|
|
*/
|
|
getValue: function () {
|
|
if (!this.available) { return 0; }
|
|
var val = (this._isHoriz) ? this.getXValue() : this.getYValue();
|
|
return val;
|
|
},
|
|
|
|
/**
|
|
* Gets the current X offset from the element's start position in
|
|
* pixels.
|
|
* @method getXValue
|
|
* @return {int} the number of pixels (positive or negative) the
|
|
* slider has moved horizontally from the start position.
|
|
*/
|
|
getXValue: function () {
|
|
if (!this.available) { return 0; }
|
|
var newOffset = this.getOffsetFromParent();
|
|
return (newOffset[0] - this.startOffset[0]);
|
|
},
|
|
|
|
/**
|
|
* Gets the current Y offset from the element's start position in
|
|
* pixels.
|
|
* @method getYValue
|
|
* @return {int} the number of pixels (positive or negative) the
|
|
* slider has moved vertically from the start position.
|
|
*/
|
|
getYValue: function () {
|
|
if (!this.available) { return 0; }
|
|
var newOffset = this.getOffsetFromParent();
|
|
return (newOffset[1] - this.startOffset[1]);
|
|
},
|
|
|
|
/**
|
|
* Thumb toString
|
|
* @method toString
|
|
* @return {string} string representation of the instance
|
|
*/
|
|
toString: function () {
|
|
return "SliderThumb " + this.id;
|
|
},
|
|
|
|
/**
|
|
* The onchange event for the handle/thumb is delegated to the YAHOO.widget.Slider
|
|
* instance it belongs to.
|
|
* @method onChange
|
|
* @private
|
|
*/
|
|
onChange: function (x, y) {
|
|
}
|
|
|
|
});
|
|
|
|
if ("undefined" == typeof YAHOO.util.Anim) {
|
|
YAHOO.widget.Slider.ANIM_AVAIL = false;
|
|
}
|
|
|