Revision: 1107
Author: heuermh
Date: Wed Mar 2 07:34:39 2011
Log: minor doc changes. Fixes Issue 202.
http://code.google.com/p/piccolo2d/source/detail?r=1107
Modified:
/site/learn/patterns.html
=======================================
--- /site/learn/patterns.html Wed Dec 22 08:55:45 2010
+++ /site/learn/patterns.html Wed Mar 2 07:34:39 2011
@@ -1118,7 +1118,7 @@
<dt>Local</dt>
<dd>The local coordinate system is specific to a single node. This
coordinate system exists
- directly below that nodes transform. The base bounds of a node are
kept in this local
+ directly below that node's transform. The base bounds of a node are
kept in this local
coordinate system, while the fullBounds of a node are stored in the
local coordinate system
of the nodes parent. (This means that the full bounds of a node have
been transformed up
through the node's transform, but are still below the node's
parent's transform).</dd>
@@ -1153,7 +1153,7 @@
<li>globalToLocal() - Transform down from global coordinate system
into a node's local
coordinates.</li>
- <li>localToParent() - Transform up from a nodes local coordinate
system into the node's
+ <li>localToParent() - Transform up from a node's local coordinate
system into the node's
parent's local coordinates.</li>
<li>parentToLocal() - Transform down from a node's parent's local
coordinate system into
@@ -1364,9 +1364,9 @@
and the geometry of other related nodes may also be effected.</p>
<p>Maintaining bounds caches and updating layouts can become very
expensive when manipulating a
- large number of nodes. Because of this Piccolo2D uses a two stage
incremental approach the
- layout management. The two stages consist of; a damage stage where
damage is recorded in bit
- flags for each damaged node, and an incremental repair stage where the
damage is repaired as is
+ large number of nodes. Because of this Piccolo2D uses a two stage
incremental approach to
+ layout management. The two stages consist of a damage stage where
damage is recorded in bit
+ flags for each damaged node and an incremental repair stage where the
damage is repaired as is
needed.</p>
<p>The damage stage begins when some node geometry changes. When this
happens the type of
@@ -1394,13 +1394,13 @@
<ol>
<li>If the node's bounds have been invalidated, then validate
them.</li>
- <li>If the node's child bounds invalidated flag is set then all of
the nodes children a
+ <li>If the node's child bounds invalidated flag is set then all of
the nodes children are
validated.</li>
<li>Next layout the children. (by default, the layout method of
<code>PNode</code> does
nothing, but layout manager nodes would override it).</li>
- <li>If the nodes full bounds invalidated flag is set then:
+ <li>If the node's full bounds invalidated flag is set then:
<ol>
<li>Record the node's old full bounds</li>
@@ -1442,9 +1442,9 @@
<p>To do semantic zooming in Piccolo2D you should override the
appropriate paint method, and
then choose how the node renders itself based on the scale stored in
the paint context
- parameter. This example creates a new node that will paint its based
bounds filed with a blue
- color when viewed at a scale that is less then one, and with an orange
color when the scale is
- greater then one.</p>
+ parameter. This example creates a new node that will paint its based
bounds filled with a blue
+ color when viewed at a scale that is less than one, and with an orange
color when the scale is
+ greater than one.</p>
<p class='toggle'><a href='javascript:void(0);' name='jlink11'
class='toggle selected' id=
'jlink11' onmousedown=
--
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