Initial Import

git-svn-id: http://www.observium.org/svn/observer/trunk@2 61d68cd4-352d-0410-923a-c4978735b2b8
2024-10-07 16:52:45 +00:00 · 2007-04-03 14:10:23 +00:00
parent 824c4d2ad4
commit ff70062aa9
1377 changed files with 19404 additions and 0 deletions
--- a/html/js/overlib_followscroll.js
+++ b/html/js/overlib_followscroll.js
@ -0,0 +1,175 @@
+//\/////
+//\  overLIB Follow Scroll Plugin
+//\  This file requires overLIB 4.10 or later.
+//\
+//\  overLIB 4.10 - You may not remove or change this notice.
+//\  Copyright Erik Bosrup 1998-2004. All rights reserved.
+//\  Contributors are listed on the homepage.
+//\  See http://www.bosrup.com/web/overlib/ for details.
+//   $Revision: 1.12 $                      $Date: 2004/11/25 21:27:19 $
+//\/////
+//\mini
+
+////////
+// PRE-INIT
+// Ignore these lines, configuration is below.
+////////
+if (typeof olInfo == 'undefined' || typeof olInfo.meets == 'undefined' || !olInfo.meets(4.10)) alert('overLIB 4.10 or later is required for the Follow Scroll Plugin.');
+else {
+registerCommands('followscroll,followscrollrefresh');
+
+
+////////
+// DEFAULT CONFIGURATION
+// You don't have to change anything here if you don't want to. All of this can be
+// changed on your html page or through an overLIB call.
+////////
+// Default value for scroll is not to scroll (0)
+if (typeof ol_followscroll=='undefined') var ol_followscroll=0;
+if (typeof ol_followscrollrefresh=='undefined') var ol_followscrollrefresh=100;
+
+////////
+// END OF CONFIGURATION
+// Don't change anything below this line, all configuration is above.
+////////
+
+
+
+
+
+
+
+////////
+// INIT
+////////
+// Runtime variables init. Don't change for config!
+var o3_followscroll=0;
+var o3_followscrollrefresh=100;
+
+
+////////
+// PLUGIN FUNCTIONS
+////////
+function setScrollVariables() {
+	o3_followscroll=ol_followscroll;
+	o3_followscrollrefresh=ol_followscrollrefresh;
+}
+
+// Parses Shadow and Scroll commands
+function parseScrollExtras(pf,i,ar) {
+	var k=i,v;
+	if (k < ar.length) {
+		if (ar[k]==FOLLOWSCROLL) { eval(pf +'followscroll=('+pf+'followscroll==0) ? 1 : 0'); return k; }
+		if (ar[k]==FOLLOWSCROLLREFRESH) { eval(pf+'followscrollrefresh='+ar[++k]); return k; }
+	}
+	return -1;
+}
+
+
+
+// Function to support scroll feature (overloads default)
+function scroll_placeLayer() {
+	var placeX, placeY, widthFix = 0;
+	
+	// HORIZONTAL PLACEMENT
+	if (o3_frame.innerWidth) { 
+		widthFix=Math.ceil(1.2*(o3_frame.outerWidth - o3_frame.innerWidth));
+    widthFix = (widthFix > 50) ? 20 : widthFix;
+		iwidth=o3_frame.innerWidth;
+	} else if (eval('o3_frame.'+docRoot)&&eval("typeof o3_frame."+docRoot+".clientWidth=='number'")&&eval('o3_frame.'+docRoot+'.clientWidth')) 
+		iwidth=eval('o3_frame.'+docRoot+'.clientWidth');			
+
+	// Horizontal scroll offset
+	winoffset=(olIe4) ? eval('o3_frame.'+docRoot+'.scrollLeft') : o3_frame.pageXOffset;
+
+	placeX = runHook('horizontalPlacement',FCHAIN,iwidth,winoffset,widthFix);
+	
+	// VERTICAL PLACEMENT
+	if (o3_frame.innerHeight) iheight=o3_frame.innerHeight;
+	else if (eval('o3_frame.'+docRoot)&&eval("typeof o3_frame."+docRoot+".clientHeight=='number'")&&eval('o3_frame.'+docRoot+'.clientHeight')) 
+		iheight=eval('o3_frame.'+docRoot+'.clientHeight');			
+
+	// Vertical scroll offset
+	scrolloffset=(olIe4) ? eval('o3_frame.'+docRoot+'.scrollTop') : o3_frame.pageYOffset;
+
+	placeY = runHook('verticalPlacement',FCHAIN,iheight,scrolloffset);
+
+	// Actually move the object.
+	repositionTo(over,placeX,placeY);
+	
+	if (o3_followscroll && o3_sticky && (o3_relx || o3_rely) && (typeof o3_draggable == 'undefined' || !o3_draggable)) {
+		if (typeof over.scroller=='undefined' || over.scroller.canScroll) over.scroller = new Scroller(placeX-winoffset,placeY-scrolloffset,o3_followscrollrefresh);
+	}
+}
+
+
+
+///////
+// SUPPORT ROUTINES FOR SCROLL FEATURE
+///////
+
+// Scroller constructor
+function Scroller(X,Y,refresh) {
+	this.canScroll=0;
+	this.refresh=refresh;
+	this.x=X;
+	this.y=Y;
+	this.timer=setTimeout("repositionOver()",this.refresh);
+}
+
+// Removes the timer to stop replacing the layer.
+function cancelScroll() {
+	if (!o3_followscroll || typeof over.scroller == 'undefined') return;
+	over.scroller.canScroll = 1;
+	
+	if (over.scroller.timer) {
+		clearTimeout(over.scroller.timer);
+		over.scroller.timer=null;
+	}
+}
+
+// Find out how much we've scrolled.
+	function getPageScrollY() {
+	if (o3_frame.pageYOffset) return o3_frame.pageYOffset;
+	if (eval(docRoot)) return eval('o3_frame.' + docRoot + '.scrollTop');
+	return -1;
+}
+function getPageScrollX() {
+	if (o3_frame.pageXOffset) return o3_frame.pageXOffset;
+	if (eval(docRoot)) return eval('o3_frame.'+docRoot+'.scrollLeft');
+	return -1;
+}
+
+// Find out where our layer is
+function getLayerTop(layer) {
+	if (layer.pageY) return layer.pageY;
+	if (layer.style.top) return parseInt(layer.style.top);
+	return -1;
+}
+function getLayerLeft(layer) {
+	if (layer.pageX) return layer.pageX;
+	if (layer.style.left) return parseInt(layer.style.left);
+	return -1;
+}
+
+// Repositions the layer if needed
+function repositionOver() {
+	var X, Y, pgLeft, pgTop;
+	pgTop = getPageScrollY();
+	pgLeft = getPageScrollX();
+	X = getLayerLeft(over)-pgLeft;
+	Y = getLayerTop(over)-pgTop;
+	
+	if (X != over.scroller.x || Y != over.scroller.y) repositionTo(over, pgLeft+over.scroller.x, pgTop+over.scroller.y);
+	over.scroller.timer = setTimeout("repositionOver()", over.scroller.refresh);
+}
+
+////////
+// PLUGIN REGISTRATIONS
+////////
+registerRunTimeFunction(setScrollVariables);
+registerCmdLineFunction(parseScrollExtras);
+registerHook("hideObject",cancelScroll,FAFTER);
+registerHook("placeLayer",scroll_placeLayer,FREPLACE);
+if (olInfo.meets(4.10)) registerNoParameterCommands('followscroll');
+}