nw toolbars, dpi support

1 files changed, 20 insertions, 16 deletions

diff --git a/show_checkers.py b/show_checkers.py
index 7555cdf..e512da5 100644
--- a/show_checkers.py
+++ b/show_checkers.py
@@ -1,4 +1,5 @@
 # Copyright 2007 Mitchell N. Charity
+# Copyright 2009 Walter Bender
 #
 # This file is part of Ruler.
 #
@@ -16,43 +17,46 @@
 # along with Ruler.  If not, see <http://www.gnu.org/licenses/>
 
 from __future__ import division
-import paper
 import cairo
 from util import mm
+from util import set_background_color
 from math import pi
 
-def subactivity_init(api):
-    api.declare_subactivity('checker', ScreenOfCircles())
+class ScreenOfCircles():
+    def __init__(self,font,font_bold,w,h):
+        self.font = font
+        self.font_bold = font_bold
+        self.w = w
+        self.h = h
 
-class ScreenOfCircles(paper.Drawing):
-    def draw(self,c):
-        self.set_background_color('white')
+    def draw(self,c,dpi):
+        set_background_color(c,self.w,self.h)
         c.set_antialias(cairo.ANTIALIAS_GRAY)
 
         def sq(x,y):
-            c.rectangle(x,y,mm(10),mm(10))
+            c.rectangle(x,y,mm(dpi,10),mm(dpi,10))
             c.fill()
         
         w=100
         h=100
         for xm in range(0,w,20):
             for ym in range(0,h,20):
-                sq(mm(xm),mm(ym))
+                sq(mm(dpi,xm),mm(dpi,ym))
         for xm in range(10,w,20):
             for ym in range(10,h,20):
-                sq(mm(xm),mm(ym))
+                sq(mm(dpi,xm),mm(dpi,ym))
 
         c.set_line_width(1)
-        c.move_to(mm(100),0)
-        c.rel_line_to(0,mm(100))
-        c.rel_line_to(mm(-100),0)
+        c.move_to(mm(dpi,100),0)
+        c.rel_line_to(0,mm(dpi,100))
+        c.rel_line_to(mm(dpi,-100),0)
         c.stroke()
 
         c.set_line_width(3)
         v = 0.5
         c.set_source_rgb(v,v,v)
-        c.move_to(mm(50),0)
-        c.rel_line_to(0,mm(100))
-        c.move_to(0,mm(50))
-        c.rel_line_to(mm(100),0)
+        c.move_to(mm(dpi,50),0)
+        c.rel_line_to(0,mm(dpi,100))
+        c.move_to(0,mm(dpi,50))
+        c.rel_line_to(mm(dpi,100),0)
         c.stroke()