From 17f2644e3d885c8aef170023c84933e5bd888402 Mon Sep 17 00:00:00 2001
From: Jules Laplace <jules@okfoc.us>
Date: Tue, 10 May 2016 15:58:52 -0400
Subject: more convenient canvas.get syntax..

---
 doc/shaders/util.txt | 13 +++++++++++++
 index.html           |  9 +++++----
 js/matrix.js         |  7 +++++++
 js/ui/controls.js    |  2 +-
 4 files changed, 26 insertions(+), 5 deletions(-)

diff --git a/doc/shaders/util.txt b/doc/shaders/util.txt
index d192652..a455eb3 100644
--- a/doc/shaders/util.txt
+++ b/doc/shaders/util.txt
@@ -23,3 +23,16 @@ Tip: Set to "animate brush", then use option+shift (alt+shift) to
 copy color from the canvas. Brush will have the "shape" of the
 copied color only.  Can be a cool effect when used with fg/bg only.
 
+
+
+>> copy color from canvas at x/y
+
+lex.assign( canvas.get(x,y) )
+
+
+
+>> animate canvas up and to the left..
+
+lex.assign( canvas.get(x+1,y+1) )
+
+
diff --git a/index.html b/index.html
index ee9b646..0f0f10d 100644
--- a/index.html
+++ b/index.html
@@ -91,10 +91,11 @@
 
 </body>
 <script type="text/javascript-shader" id="demo_shader">
-  lex.bg = hue((x+y*y+t/10)/20)
-  lex.fg = colors.white
-  lex.char = " "
-  // lex.opacity = 1
+// lex.bg = hue((x+y*y+t/10)/20)
+// lex.fg = colors.white
+// lex.char = " "
+// lex.opacity = 1
+
 </script>
 <script src="js/vendor/colorcode.js"></script>
 <script src="js/vendor/text-encoder-lite.js"></script>
diff --git a/js/matrix.js b/js/matrix.js
index 275e6b6..de59e17 100644
--- a/js/matrix.js
+++ b/js/matrix.js
@@ -151,6 +151,13 @@ Matrix.prototype.getCell = function(x,y){
   if (this.aa[y] && this.aa[y][x]) return this.aa[y][x]
   else return null
 }
+Matrix.prototype.get = function(x,y){
+  y = floor(mod(y || 0, this.h))
+  x = floor(mod(x || 0, this.w))
+  if (this.aa[y] && this.aa[y][x]) return this.aa[y][x]
+  else return null
+}
+
 Matrix.prototype.resize = function(w,h){
   w = w || canvas.w
   h = h || canvas.h
diff --git a/js/ui/controls.js b/js/ui/controls.js
index c191cc2..9139989 100644
--- a/js/ui/controls.js
+++ b/js/ui/controls.js
@@ -37,6 +37,7 @@ var controls = (function(){
   
   controls.text = new Tool (text_el)
   controls.text.use = function(){
+    current_filetool && current_filetool.blur()
   }
 
   controls.select = new Tool (select_el)
@@ -111,7 +112,6 @@ var controls = (function(){
     if (! selection.hidden) selection.reposition()
     this.update( state )
   }
-
   ClipboardTool = FileTool.extend({
     blur: function(){
       this.__blur()
-- 
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