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feat(draggable): pass useful data to all drag callbacks

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start/stop/drag callbacks receive: element offset, cursor position,
and references to $player and $helper elements.
This commit is contained in:
vieron
2013-10-26 19:49:31 +02:00
parent faa6c5db00
commit 8dda2410f3
2 changed files with 30 additions and 30 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/jquery.draggable.js
+28 -28
View File
@@ -134,15 +134,30 @@
}
return {
left: left,
top: top,
mouse_left: mouse_actual_pos.left,
mouse_top: mouse_actual_pos.top
position: {
left: left,
top: top
},
pointer: {
left: mouse_actual_pos.left,
top: mouse_actual_pos.top,
diff_left: diff_x,
diff_top: diff_y + this.scrollOffset
}
};
};
fn.manage_scroll = function(offset) {
fn.get_drag_data = function(e) {
var offset = this.get_offset(e);
offset.$player = this.$player;
offset.$helper = this.helper ? this.$helper : this.$player;
return offset;
};
fn.manage_scroll = function(data) {
/* scroll document */
var nextScrollTop;
var scrollTop = $window.scrollTop();
@@ -152,8 +167,8 @@
var mouse_down_zone = max_window_y - 50;
var mouse_up_zone = min_window_y + 50;
var abs_mouse_left = offset.mouse_left;
var abs_mouse_top = min_window_y + offset.mouse_top;
var abs_mouse_left = data.pointer.left;
var abs_mouse_top = min_window_y + data.pointer.top;
var max_player_y = (this.doc_height - this.window_height +
this.player_height);
@@ -254,18 +269,16 @@
this.options.offset_left);
if (this.options.start) {
this.options.start.call(this.$player, e, {
helper: this.helper ? this.$helper : this.$player
});
this.options.start.call(this.$player, e, this.get_drag_data(e));
}
return false;
};
fn.on_dragmove = function(e) {
var offset = this.get_offset(e);
var data = this.get_drag_data(e);
this.options.autoscroll && this.manage_scroll(offset);
this.options.autoscroll && this.manage_scroll(data);
(this.helper ? this.$helper : this.$player).css({
'position': 'absolute',
@@ -273,33 +286,20 @@
'top' : offset.top
});
var ui = {
'position': {
'left': offset.left,
'top': offset.top
}
};
if (this.options.drag) {
this.options.drag.call(this.$player, e, ui);
this.options.drag.call(this.$player, e, data);
}
return false;
};
fn.on_dragstop = function(e) {
var offset = this.get_offset(e);
var data = this.get_drag_data(e);
this.drag_start = false;
var ui = {
'position': {
'left': offset.left,
'top': offset.top
}
};
if (this.options.stop) {
this.options.stop.call(this.$player, e, ui);
this.options.stop.call(this.$player, e, data);
}
if (this.helper) {
src/jquery.gridster.js
+2 -2
View File
@@ -671,8 +671,8 @@
.removeClass('player-revert');
self.$player = $(this);
self.$helper = self.options.draggable.helper === 'clone' ?
$(ui.helper) : self.$player;
self.$helper = $(ui.$helper);
self.helper = !self.$helper.is(self.$player);
self.on_start_drag.call(self, event, ui);