cartodb/perfect-scrollbar
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This commit is contained in:
Hyunje Alex Jun 2013-03-14 15:46:12 +09:00
parent 960468fc9e
commit 69c37268a1
1 changed files with 18 additions and 18 deletions
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36
src/perfect-scrollbar.js
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@ -49,19 +49,19 @@
content_height, content_height,
scrollbar_x_width, scrollbar_x_width,
scrollbar_x_left, scrollbar_x_left,
scrollbar_x_bottom = parseInt($scrollbar_x.css('bottom')), scrollbar_x_bottom = parseInt($scrollbar_x.css('bottom'), 10),
scrollbar_y_height, scrollbar_y_height,
scrollbar_y_top, scrollbar_y_top,
scrollbar_y_right = parseInt($scrollbar_y.css('right')); scrollbar_y_right = parseInt($scrollbar_y.css('right'), 10);
var updateContentScrollTop = function() { var updateContentScrollTop = function() {
var scroll_top = parseInt(scrollbar_y_top * content_height / container_height); var scroll_top = parseInt(scrollbar_y_top * content_height / container_height, 10);
$this.scrollTop(scroll_top); $this.scrollTop(scroll_top);
$scrollbar_x.css({bottom: scrollbar_x_bottom - scroll_top}); $scrollbar_x.css({bottom: scrollbar_x_bottom - scroll_top});
}; };
var updateContentScrollLeft = function() { var updateContentScrollLeft = function() {
var scroll_left = parseInt(scrollbar_x_left * content_width / container_width); var scroll_left = parseInt(scrollbar_x_left * content_width / container_width, 10);
$this.scrollLeft(scroll_left); $this.scrollLeft(scroll_left);
$scrollbar_y.css({right: scrollbar_y_right - scroll_left}); $scrollbar_y.css({right: scrollbar_y_right - scroll_left});
}; };
@ -72,8 +72,8 @@
content_width = $content.outerWidth(false); content_width = $content.outerWidth(false);
content_height = $content.outerHeight(false); content_height = $content.outerHeight(false);
if(container_width < content_width) { if(container_width < content_width) {
scrollbar_x_width = parseInt(container_width * container_width / content_width); scrollbar_x_width = parseInt(container_width * container_width / content_width, 10);
scrollbar_x_left = parseInt($this.scrollLeft() * container_width / content_width); scrollbar_x_left = parseInt($this.scrollLeft() * container_width / content_width, 10);
} }
else { else {
scrollbar_x_width = 0; scrollbar_x_width = 0;
@ -81,8 +81,8 @@
$this.scrollLeft(0); $this.scrollLeft(0);
} }
if(container_height < content_height) { if(container_height < content_height) {
scrollbar_y_height = parseInt(container_height * container_height / content_height); scrollbar_y_height = parseInt(container_height * container_height / content_height, 10);
scrollbar_y_top = parseInt($this.scrollTop() * container_height / content_height); scrollbar_y_top = parseInt($this.scrollTop() * container_height / content_height, 10);
} }
else { else {
scrollbar_y_height = 0; scrollbar_y_height = 0;
@ -186,26 +186,26 @@
var bindMouseWheelHandler = function() { var bindMouseWheelHandler = function() {
var shouldPreventDefault = function(deltaX, deltaY) { var shouldPreventDefault = function(deltaX, deltaY) {
var scrollTop = $this.scrollTop(); var scrollTop = $this.scrollTop();
if(scrollTop == 0 && deltaY > 0 && deltaX == 0) { if(scrollTop === 0 && deltaY > 0 && deltaX === 0) {
return !settings["wheelPropagation"]; return !settings.wheelPropagation;
} }
else if(scrollTop >= content_height - container_height && deltaY < 0 && deltaX == 0) { else if(scrollTop >= content_height - container_height && deltaY < 0 && deltaX === 0) {
return !settings["wheelPropagation"]; return !settings.wheelPropagation;
} }
var scrollLeft = $this.scrollLeft(); var scrollLeft = $this.scrollLeft();
if(scrollLeft == 0 && deltaX < 0 && deltaY == 0) { if(scrollLeft === 0 && deltaX < 0 && deltaY === 0) {
return !settings["wheelPropagation"]; return !settings.wheelPropagation;
} }
else if(scrollLeft >= content_width - container_width && deltaX > 0 && deltaY == 0) { else if(scrollLeft >= content_width - container_width && deltaX > 0 && deltaY === 0) {
return !settings["wheelPropagation"]; return !settings.wheelPropagation;
} }
return true; return true;
}; };
$this.mousewheel(function(e, delta, deltaX, deltaY) { $this.mousewheel(function(e, delta, deltaX, deltaY) {
$this.scrollTop($this.scrollTop() - (deltaY * settings["wheelSpeed"])); $this.scrollTop($this.scrollTop() - (deltaY * settings.wheelSpeed));
$this.scrollLeft($this.scrollLeft() + (deltaX * settings["wheelSpeed"])); $this.scrollLeft($this.scrollLeft() + (deltaX * settings.wheelSpeed));
// update bar position // update bar position
updateBarSizeAndPosition(); updateBarSizeAndPosition();