From d92fc6373fd070f0ea303e9795eb7648d5cd9e90 Mon Sep 17 00:00:00 2001
From: tassaron
Date: Sun, 23 Jul 2017 22:55:41 -0400
Subject: ComponentError exception wraps previewRender

probably where errors are likeliest to be found
---
 src/toolkit/frame.py | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'src/toolkit')

diff --git a/src/toolkit/frame.py b/src/toolkit/frame.py
index ca2a054..b66e037 100644
--- a/src/toolkit/frame.py
+++ b/src/toolkit/frame.py
@@ -41,15 +41,33 @@ class PaintColor(QtGui.QColor):
             super().__init__(b, g, r, a)
 
 
+def defaultSize(framefunc):
+    '''Makes width/height arguments optional'''
+    def decorator(*args):
+        if len(args) < 2:
+            newArgs = list(args)
+            if len(args) == 0 or len(args) == 1:
+                height = int(core.Core.settings.value("outputHeight"))
+                newArgs.append(height)
+            if len(args) == 0:
+                width = int(core.Core.settings.value("outputWidth"))
+                newArgs.insert(0, width)
+            args = tuple(newArgs)
+        return framefunc(*args)
+    return decorator
+
+
 def FloodFrame(width, height, RgbaTuple):
     return Image.new("RGBA", (width, height), RgbaTuple)
 
 
+@defaultSize
 def BlankFrame(width, height):
     '''The base frame used by each component to start drawing.'''
     return FloodFrame(width, height, (0, 0, 0, 0))
 
 
+@defaultSize
 def Checkerboard(width, height):
     '''
         A checkerboard to represent transparency to the user.
-- 
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