Tidy up code. Generate proper test png images. Merge branch 'master' into caliston1.

Conflicts:
	src/PolySetCGALEvaluator.cc

1 files changed, 20 insertions, 0 deletions

diff --git a/examples/example023.scad b/examples/example023.scad
new file mode 100644
index 0000000..1332899
--- /dev/null
+++ b/examples/example023.scad
@@ -0,0 +1,20 @@
+// Example combining MCAD/fonts.scad with search() function.
+
+use <MCAD/fonts.scad>
+
+thisFont=8bit_polyfont();
+x_shift=thisFont[0][0];
+y_shift=thisFont[0][1];
+
+hours=["one","two","three","four","five","six","seven","eight","nine","ten","eleven","twelve"];
+
+module clock_hour_words(word_offset=20.0,word_height=2.0) {
+  for(i=[0:(len(hours)-1)]) assign( hourHandAngle=(i+1)*360/len(hours), theseIndicies=search(hours[i],thisFont[2],1,1) ) {
+    rotate(90-hourHandAngle) translate([word_offset,0])
+      for( j=[0:(len(theseIndicies)-1)] ) translate([j*x_shift,-y_shift/2]) {
+        linear_extrude(height=word_height) polygon(points=thisFont[2][theseIndicies[j]][6][0],paths=thisFont[2][theseIndicies[j]][6][1]);
+      }
+  }
+}
+
+clock_hour_words(word_offset=16.0,word_height=5.0);