adding visual tests

drawbot scripts

Author: typemytype

tests/testData/visualTest.pdf

@@ -0,0 +1,71 @@
+# run in DrawBot RoboFont extension
+border = 20
+dotSize = 10
+offDotSize = dotSize * .5
+
+
+f = CurrentFont()
+
+
+def drawOffCurve(anchor, off):
+    x, y = anchor
+    offx, offy = off    
+    if offx or offy:        
+        offx += x
+        offy += y
+        with savedState():
+            stroke(1, 0, 0)
+            fill(1, 0, 0)
+            line((x, y), (offx, offy))
+            oval(offx - offDotSize, offy - offDotSize, offDotSize * 2, offDotSize * 2)
+
+
+def drawGlyphWithPoints(glyph):
+    fill(0, .1)
+    stroke(0)
+    drawGlyph(glyph)
+    stroke(None)
+        
+    for contour in glyph:
+        fill(0, 1, 0)
+        for point in contour.bPoints:                        
+            x, y = point.anchor
+            drawOffCurve((x, y), point.bcpIn)
+            drawOffCurve((x, y), point.bcpOut)                                
+            oval(x - dotSize, y - dotSize, dotSize * 2, dotSize * 2)
+            fill(1, 0, 0)
+            
+
+for glyphName in f.glyphOrder:
+    if glyphName not in f:
+        continue        
+    g = f[glyphName]
+    bounds = g.bounds
+    if not bounds:
+        continue
+    minx, miny, maxx, maxy = bounds
+    w = maxx - minx
+    h = maxy - miny
+    layerCount = len(f.layers) 
+    newPage((w + border) * layerCount + border, h  + border * 2 + 100)
+    translate(border, border + 100)
+    translate(-minx, -miny)
+    fontSize(20)
+    stroke()
+    text("%s" % g.name, (w * .5, -100 + miny), align="center")
+    drawGlyphWithPoints(g)
+    translate(w + border, 0)
+    for layer in f.layers:
+        if layer.name == "foreground":
+            continue
+        fill(0)
+        text(layer.name, (w * .5, -100 + miny), align="center")
+        if g.name not in layer:
+            translate(w + border)
+            continue
+        lg = layer[g.name]        
+        drawGlyphWithPoints(lg)
+        translate(w + border)
+    
+
+saveImage("visualTest.pdf")