From 26d6c8b6bfc406126e9eb340b99f51fad58bdef4 Mon Sep 17 00:00:00 2001
From: ccd0 <admin@containerchan.org>
Date: Tue, 16 Sep 2014 17:27:46 -0700
Subject: [PATCH 1/3] hover placement: only use the halfway threshold for
 images

---
 src/General/UI.coffee | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/General/UI.coffee b/src/General/UI.coffee
index 60cc1db1e..02035d256 100755
--- a/src/General/UI.coffee
+++ b/src/General/UI.coffee
@@ -307,6 +307,7 @@ UI = do ->
       root
       el
       style: el.style
+      isImage: el.nodeName in ['IMG', 'VIDEO']
       cb
       endEvents
       latestEvent
@@ -345,7 +346,9 @@ UI = do ->
     else
       top
 
-    [left, right] = if clientX <= @clientWidth / 2
+    threshold = @clientWidth / 2
+    threshold = Math.max threshold, @clientWidth - 400 unless @isImage
+    [left, right] = if clientX <= threshold
       [clientX + 45 + 'px', null]
     else
       [null, @clientWidth - clientX + 45 + 'px']

From 5e1b8a8f7c05b5788fb66aa8a64986043c0c630f Mon Sep 17 00:00:00 2001
From: ccd0 <admin@containerchan.org>
Date: Tue, 16 Sep 2014 17:47:24 -0700
Subject: [PATCH 2/3] Well, that would explain the image preview jumping.

---
 src/General/UI.coffee | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/General/UI.coffee b/src/General/UI.coffee
index 02035d256..193bd471d 100755
--- a/src/General/UI.coffee
+++ b/src/General/UI.coffee
@@ -310,6 +310,7 @@ UI = do ->
       isImage: el.nodeName in ['IMG', 'VIDEO']
       cb
       endEvents
+      ready: false
       latestEvent
       clientHeight: doc.clientHeight
       clientWidth:  doc.clientWidth
@@ -321,6 +322,7 @@ UI = do ->
     $.asap ->
       !el.parentNode or asapTest()
     , ->
+      o.ready = true
       o.hover o.latestEvent if el.parentNode
 
     $.on root, endEvents,   o.hoverend
@@ -335,6 +337,7 @@ UI = do ->
 
   hover = (e) ->
     @latestEvent = e
+    return unless @ready
     height = @el.offsetHeight
     {clientX, clientY} = e
 

From 34abd802674867fe5627a4f5061c80746286b557 Mon Sep 17 00:00:00 2001
From: ccd0 <admin@containerchan.org>
Date: Tue, 16 Sep 2014 18:23:53 -0700
Subject: [PATCH 3/3] tweak image hover vertical position

---
 src/General/UI.coffee | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/src/General/UI.coffee b/src/General/UI.coffee
index 193bd471d..44eec8030 100755
--- a/src/General/UI.coffee
+++ b/src/General/UI.coffee
@@ -341,13 +341,10 @@ UI = do ->
     height = @el.offsetHeight
     {clientX, clientY} = e
 
-    top = clientY - 120
-    top = if @clientHeight <= height or top <= 0
-      0
-    else if top + height >= @clientHeight
-      @clientHeight - height
+    top = if @isImage
+      Math.max 0, clientY * (@clientHeight - height) / @clientHeight
     else
-      top
+      Math.max 0, Math.min(@clientHeight - height, clientY - 120)
 
     threshold = @clientWidth / 2
     threshold = Math.max threshold, @clientWidth - 400 unless @isImage