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Rewrote DragSlider. Much, much better now. Includes scrolling and constraints

pull/177/head
Zach Wise 13 years ago
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f37b8cc5d4
commit
cadeaa9dc1
2 changed files with 196 additions and 123 deletions
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  1. 258
      source/js/Slider/VMM.DragSlider.js
  2. 49
      source/js/VMM.Timeline.TimeNav.js

258
source/js/Slider/VMM.DragSlider.js
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@ -3,145 +3,201 @@
if(typeof VMM != 'undefined' && typeof VMM.DragSlider == 'undefined') {
// VMM.DragSlider.createSlidePanel(drag_object, move_object, w, padding, sticky);
// VMM.DragSlider.cancelSlide();
VMM.DragSlider = {
createPanel: function(drag_object, move_object, w, padding, sticky) {
VMM.DragSlider = function() {
var drag = {
element: "",
element_move: "",
constraint: "",
sliding: false,
pagex: {
start: 0,
end: 0
},
left: {
start: 0,
end: 0
},
time: {
start: 0,
end: 0
},
touch: false
},
dragevent = {
down: "mousedown",
up: "mouseup",
leave: "mouseleave",
move: "mousemove"
},
mousedrag = {
down: "mousedown",
up: "mouseup",
leave: "mouseleave",
move: "mousemove"
},
touchdrag = {
down: "touchstart",
up: "touchend",
leave: "mouseleave",
move: "touchmove"
};
this.createPanel = function(drag_object, move_object, constraint, touch) {
drag.element = drag_object;
drag.element_move = move_object;
var x = padding;
VMM.DragSlider.width = w;
VMM.DragSlider.makeDraggable(drag_object, move_object);
VMM.DragSlider.drag_elem = drag_object;
/*
if (sticky != null && sticky != "") {
VMM.TouchSlider.sticky = sticky;
if ( constraint != null && constraint != "") {
drag.constraint = constraint;
} else {
VMM.TouchSlider.sticky = false;
drag.constraint = false;
}
if ( touch) {
drag.touch = touch;
} else {
drag.touch = false;
}
trace("TOUCH" + drag.touch);
if (drag.touch) {
dragevent = touchdrag;
} else {
dragevent = mousedrag;
}
*/
VMM.DragSlider.sticky = sticky;
},
makeDraggable: function(drag_object, move_object) {
VMM.bindEvent(drag_object, VMM.DragSlider.onDragStart, "mousedown", {element: move_object, delement: drag_object});
//VMM.bindEvent(drag_object, VMM.DragSlider.onDragMove, "mousemove", {element: move_object});
VMM.bindEvent(drag_object, VMM.DragSlider.onDragEnd, "mouseup", {element: move_object, delement: drag_object});
VMM.bindEvent(drag_object, VMM.DragSlider.onDragLeave, "mouseleave", {element: move_object, delement: drag_object});
},
cancelSlide: function(e) {
VMM.unbindEvent(VMM.DragSlider.drag_elem, VMM.DragSlider.onDragMove, "mousemove");
//VMM.DragSlider.drag_elem.preventDefault();
//VMM.DragSlider.drag_elem.stopPropagation();
return true;
},
onDragLeave: function(e) {
VMM.unbindEvent(e.data.delement, VMM.DragSlider.onDragMove, "mousemove");
makeDraggable(drag.element, drag.element_move);
}
this.updateConstraint = function(constraint) {
trace("updateConstraint");
drag.constraint = constraint;
}
var makeDraggable = function(drag_object, move_object) {
VMM.bindEvent(drag_object, onDragStart, dragevent.down, {element: move_object, delement: drag_object});
VMM.bindEvent(drag_object, onDragEnd, dragevent.up, {element: move_object, delement: drag_object});
VMM.bindEvent(drag_object, onDragLeave, dragevent.leave, {element: move_object, delement: drag_object});
}
this.cancelSlide = function(e) {
VMM.unbindEvent(drag.element, onDragMove, dragevent.move);
return true;
}
var onDragLeave = function(e) {
VMM.unbindEvent(e.data.delement, onDragMove, dragevent.move);
e.preventDefault();
e.stopPropagation();
if (drag.sliding) {
drag.sliding = false;
dragEnd(e.data.element, e.data.delement, e);
return false;
} else {
return true;
},
onDragStart: function(e) {
VMM.DragSlider.dragStart(e.data.element, e.data.delement, e);
}
}
var onDragStart = function(e) {
dragStart(e.data.element, e.data.delement, e);
e.preventDefault();
e.stopPropagation();
return true;
},
onDragEnd: function(e) {
}
var onDragEnd = function(e) {
e.preventDefault();
e.stopPropagation();
if (VMM.DragSlider.sliding) {
VMM.DragSlider.sliding = false;
VMM.DragSlider.dragEnd(e.data.element, e.data.delement, e);
if (drag.sliding) {
drag.sliding = false;
dragEnd(e.data.element, e.data.delement, e);
return false;
} else {
return true;
}
},
onDragMove: function(e) {
VMM.DragSlider.dragMove(e.data.element, e);
}
var onDragMove = function(e) {
dragMove(e.data.element, e);
e.preventDefault();
e.stopPropagation();
return false;
},
dragStart: function(elem, delem, e) {
VMM.DragSlider.startX = e.pageX;
VMM.DragSlider.startLeft = VMM.DragSlider.getLeft(elem);
VMM.DragSlider.dragStartTime = new Date().getTime();
VMM.DragSlider.dragWidth = VMM.Lib.width(delem);
// CANCEL CURRENT ANIMATION IF ANIMATING
var _newx = Math.round(VMM.DragSlider.startX - e.pageX - VMM.DragSlider.startLeft);
}
var dragStart = function(elem, delem, e) {
if (drag.touch) {
trace("IS TOUCH")
VMM.Lib.css(elem, '-webkit-transition-duration', '0');
drag.pagex.start = e.originalEvent.touches[0].screenX;
} else {
drag.pagex.start = e.pageX;
}
drag.left.start = getLeft(elem);
drag.time.start = new Date().getTime();
VMM.Lib.stop(elem);
VMM.bindEvent(delem, VMM.DragSlider.onDragMove, "mousemove", {element: elem});
VMM.bindEvent(delem, onDragMove, dragevent.move, {element: elem});
},
dragEnd: function(elem, delem, e) {
VMM.unbindEvent(delem, VMM.DragSlider.onDragMove, "mousemove");
//VMM.DragSlider.dragMomentum(elem, e);
if (VMM.DragSlider.getLeft(elem) > 0) {
//(VMM.DragSlider.dragWidth/2)
//This means they dragged to the right past the first item
//VMM.Lib.animate(elem, 1000, "linear", {"left": 0});
//VMM.fireEvent(elem, "DRAGUPDATE", [0]);
} else {
//This means they were just dragging within the bounds of the grid and we just need to handle the momentum and snap to the grid.
VMM.DragSlider.dragMomentum(elem, e);
}
},
dragMove: function(elem, e) {
if (!VMM.DragSlider.sliding) {
//elem.parent().addClass('sliding');
var dragEnd = function(elem, delem, e) {
VMM.unbindEvent(delem, onDragMove, dragevent.move);
dragMomentum(elem, e);
}
VMM.DragSlider.sliding = true;
if (VMM.DragSlider.startX > e.pageX) {
//Sliding to the left
VMM.Lib.css(elem, 'left', -(VMM.DragSlider.startX - e.pageX - VMM.DragSlider.startLeft));
VMM.DragSlider.slidingLeft = true;
var dragMove = function(elem, e) {
drag.sliding = true;
if (drag.touch) {
drag.pagex.end = e.originalEvent.touches[0].screenX;
} else {
//Sliding to the right
var left = (e.pageX - VMM.DragSlider.startX + VMM.DragSlider.startLeft);
VMM.Lib.css(elem, 'left', -(VMM.DragSlider.startX - e.pageX - VMM.DragSlider.startLeft));
VMM.DragSlider.slidingLeft = false;
drag.pagex.end = e.pageX;
}
drag.left.end = getLeft(elem);
VMM.Lib.css(elem, 'left', -(drag.pagex.start - drag.pagex.end - drag.left.start));
}
var dragMomentum = function(elem, e) {
var drag_info = {
left: drag.left.end,
left_adjust: 0,
change: {
x: 0
},
time: (new Date().getTime() - drag.time.start) * 10,
time_adjust: (new Date().getTime() - drag.time.start) * 10
},
dragMomentum: function(elem, e) {
var slideAdjust = (new Date().getTime() - VMM.DragSlider.dragStartTime) * 10;
var timeAdjust = slideAdjust;
var left = VMM.DragSlider.getLeft(elem);
ease = "easeOutExpo";
drag_info.change.x = 6000 * (Math.abs(drag.pagex.end) - Math.abs(drag.pagex.start));
var changeX = 6000 * (Math.abs(VMM.DragSlider.startLeft) - Math.abs(left));
//var changeX = 6000 * (VMM.DragSlider.startLeft - left);
slideAdjust = Math.round(changeX / slideAdjust);
drag_info.left_adjust = Math.round(drag_info.change.x / drag_info.time);
var newLeft = left + slideAdjust;
drag_info.left = Math.min(drag_info.left + drag_info.left_adjust);
var t = newLeft % VMM.DragSlider.width;
//left: Math.min(0, newLeft),
var _r_object = {
left: Math.min(newLeft),
time: timeAdjust
if (drag.constraint) {
if (drag_info.left > drag.constraint.left) {
drag_info.left = drag.constraint.left;
if (drag_info.time > 5000) {
drag_info.time = 5000;
}
} else if (drag_info.left < drag.constraint.right) {
drag_info.left = drag.constraint.right;
if (drag_info.time > 5000) {
drag_info.time = 5000;
}
}
}
VMM.fireEvent(elem, "DRAGUPDATE", [_r_object]);
var _ease = "easeOutExpo";
if (_r_object.time > 0) {
VMM.Lib.animate(elem, _r_object.time, _ease, {"left": _r_object.left});
};
VMM.fireEvent(elem, "DRAGUPDATE", [drag_info]);
if (drag_info.time > 0) {
if (drag.touch) {
VMM.Lib.css(elem, '-webkit-transition-property', 'left');
VMM.Lib.css(elem, '-webkit-transition-duration', drag_info.time);
VMM.Lib.css(elem, 'left', drag_info.left);
//VMM.DragSlider.startX = null;
},
getLeft: function(elem) {
return parseInt(VMM.Lib.css(elem, 'left').substring(0, VMM.Lib.css(elem, 'left').length - 2), 10);
} else {
VMM.Lib.animate(elem, drag_info.time, ease, {"left": drag_info.left});
}
}
}
var getLeft = function(elem) {
return parseInt(VMM.Lib.css(elem, 'left').substring(0, VMM.Lib.css(elem, 'left').length - 2), 10);
}
}
}

49
source/js/VMM.Timeline.TimeNav.js
Unescape View File

@ -32,7 +32,7 @@ if(typeof VMM.Timeline != 'undefined' && typeof VMM.Timeline.TimeNav == 'undefin
}
},
$timenav, $content, $time, $timeintervalminor, $timeinterval, $timeintervalmajor, $timebackground,
$timeintervalbackground, $timenavline, $timenavindicator, $timeintervalminor_minor, $toolbar, $zoomin, $zoomout;
$timeintervalbackground, $timenavline, $timenavindicator, $timeintervalminor_minor, $toolbar, $zoomin, $zoomout, $dragslide;
@ -124,8 +124,10 @@ if(typeof VMM.Timeline != 'undefined' && typeof VMM.Timeline.TimeNav == 'undefin
};
function reSize(firstrun) {
config.nav.contstraint.left = (config.width/2);
config.nav.contstraint.right = config.nav.contstraint.right_min - (config.width/2);
config.nav.constraint.left = (config.width/2);
config.nav.constraint.right = config.nav.constraint.right_min - (config.width/2);
$dragslide.updateConstraint(config.nav.constraint);
VMM.Lib.css($timenavline, "left", Math.round(config.width/2)+2);
VMM.Lib.css($timenavindicator, "left", Math.round(config.width/2)-8);
goToMarker(config.current_slide, config.ease, config.duration, true, firstrun);
@ -136,7 +138,8 @@ if(typeof VMM.Timeline != 'undefined' && typeof VMM.Timeline.TimeNav == 'undefin
}
function onZoomIn() {
VMM.DragSlider.cancelSlide();
$dragslide.cancelSlide();
if (config.nav.multiplier.current > config.nav.multiplier.min) {
if (config.nav.multiplier.current <= 1) {
config.nav.multiplier.current = config.nav.multiplier.current - .25;
@ -160,7 +163,7 @@ if(typeof VMM.Timeline != 'undefined' && typeof VMM.Timeline.TimeNav == 'undefin
}
function onZoomOut() {
VMM.DragSlider.cancelSlide();
$dragslide.cancelSlide();
if (config.nav.multiplier.current < config.nav.multiplier.max) {
if (config.nav.multiplier.current > 4) {
if (config.nav.multiplier.current > 16) {
@ -180,7 +183,7 @@ if(typeof VMM.Timeline != 'undefined' && typeof VMM.Timeline.TimeNav == 'undefin
}
function onBackHome(e) {
VMM.DragSlider.cancelSlide();
$dragslide.cancelSlide();
goToMarker(0);
upDate();
}
@ -212,10 +215,10 @@ if(typeof VMM.Timeline != 'undefined' && typeof VMM.Timeline.TimeNav == 'undefin
// Stop from scrolling too far
scroll_to = VMM.Lib.position($timenav).left + delta;
if (scroll_to > config.nav.contstraint.left) {
if (scroll_to > config.nav.constraint.left) {
scroll_to = config.width/2;
} else if (scroll_to < config.nav.contstraint.right) {
scroll_to = config.nav.contstraint.right;
} else if (scroll_to < config.nav.constraint.right) {
scroll_to = config.nav.constraint.right;
}
VMM.Lib.stop($timenav);
@ -229,12 +232,15 @@ if(typeof VMM.Timeline != 'undefined' && typeof VMM.Timeline.TimeNav == 'undefin
positionEras(true);
positionInterval($timeinterval, interval_array, true, true);
positionInterval($timeintervalmajor, interval_major_array, true);
config.nav.constraint.left = (config.width/2);
config.nav.constraint.right = config.nav.constraint.right_min - (config.width/2);
$dragslide.updateConstraint(config.nav.constraint);
};
/* MARKER EVENTS
================================================== */
function onMarkerClick(e) {
VMM.DragSlider.cancelSlide();
$dragslide.cancelSlide();
goToMarker(e.data.number);
upDate();
};
@ -985,13 +991,18 @@ if(typeof VMM.Timeline != 'undefined' && typeof VMM.Timeline.TimeNav == 'undefin
if (pos > config.nav.minor_width) {
config.nav.minor_width = pos;
//config.nav.constraint.right_min = -pos;
//config.nav.constraint.right = config.nav.constraint.right_min + (config.width/2);
}
if (pos < config.nav.minor_left) {
config.nav.minor_left = pos;
config.nav.contstraint.right_min = pos;
config.nav.contstraint.right = config.nav.contstraint.right_min - (config.width/2);
//config.nav.constraint.right_min = pos;
//config.nav.constraint.right = config.nav.constraint.right_min + (config.width/2);
}
}
@ -1005,6 +1016,10 @@ if(typeof VMM.Timeline != 'undefined' && typeof VMM.Timeline.TimeNav == 'undefin
}
config.nav.constraint.right_min = -(config.nav.minor_width)+(config.width);
config.nav.constraint.right = config.nav.constraint.right_min + (config.width/2);
VMM.Lib.css($timeintervalminor_minor, "left", config.nav.minor_left - (config.width)/2);
VMM.Lib.width($timeintervalminor_minor, (config.nav.minor_width)+(config.width) + Math.abs(config.nav.minor_left) );
//trace((config.nav.minor_width/config.nav.multiplier.current)/2)
@ -1276,15 +1291,17 @@ if(typeof VMM.Timeline != 'undefined' && typeof VMM.Timeline.TimeNav == 'undefin
$toolbar.tooltip({selector: "div[rel=tooltip]", placement: "right"})
// MAKE TIMELINE TOUCHABLE
// MAKE TIMELINE DRAGGABLE/TOUCHABLE
$dragslide = new VMM.DragSlider;
if (VMM.Browser.device == "mobile" || VMM.Browser.device == "tablet") {
VMM.TouchSlider.createPanel($timebackground, $timenav, config.width, config.spacing, false);
VMM.bindEvent($timenav, onTouchUpdate, "TOUCHUPDATE");
$dragslide.createPanel(layout, $timenav, config.nav.constraint, true);
} else {
VMM.DragSlider.createPanel(layout, $timenav, config.width, config.spacing, false);
$dragslide.createPanel(layout, $timenav, config.nav.constraint);
}
VMM.bindEvent(".zoom-in", onZoomIn, "click");
VMM.bindEvent(".zoom-out", onZoomOut, "click");
VMM.bindEvent(layout, onMouseScroll, 'DOMMouseScroll');

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