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Cleaned up braille cell and line spacing.

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Andrew Plumb 2012-02-20 00:11:10 -05:00
parent 7ec98787a7
commit 9ef4fc5760
1 changed files with 8 additions and 5 deletions
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13
fonts.scad
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@ -529,6 +529,7 @@ function 8bit_polyfont(dx=0.1,dy=0.1) = [
// //
// Additional References: // Additional References:
// http://www.loc.gov/nls/specs/800.pdf // http://www.loc.gov/nls/specs/800.pdf
// http://www.tiresias.org/research/reports/braille_cell.htm
module braille_ascii_spec800(inString,dot_backing=true,cell_backing=false,justify=1,align=-1,dot_h=0.48,dot_d=1.44,dot_spacing=2.340,cell_d2d_spacing=6.2, line_d2d_spacing=10.0, echo_translate=true) { module braille_ascii_spec800(inString,dot_backing=true,cell_backing=false,justify=1,align=-1,dot_h=0.48,dot_d=1.44,dot_spacing=2.340,cell_d2d_spacing=6.2, line_d2d_spacing=10.0, echo_translate=true) {
// justify: // justify:
// -1 : left side // -1 : left side
@ -543,14 +544,16 @@ module braille_ascii_spec800(inString,dot_backing=true,cell_backing=false,justif
x_shift=thisFont[0][0]; x_shift=thisFont[0][0];
y_shift=thisFont[0][1]; y_shift=thisFont[0][1];
theseIndicies=search(inString,thisFont[2],1,1); theseIndicies=search(inString,thisFont[2],1,1);
for( i=[0:len(theseIndicies)-1]) translate([i*x_shift,-y_shift*(align+1)/2]) assign(dotPattern=thisFont[2][theseIndicies[i]][6]) { for( i=[0:len(theseIndicies)-1]) translate([i*x_shift-(1-justify)*x_shift*len(theseIndicies)/2,-y_shift*(align+1)/2])
if(dot_backing) translate([cell_d2d_spacing/2-dot_d/2,line_d2d_spacing/2-dot_d/2,-dot_h]) assign(dotPattern=thisFont[2][theseIndicies[i]][6]) {
cube(size=[x_shift-cell_d2d_spacing+dot_d,y_shift-line_d2d_spacing+dot_d,dot_h],center=false); if(dot_backing) translate([cell_d2d_spacing/2-dot_spacing/2-dot_d/2,line_d2d_spacing/2-dot_spacing-dot_d/2,-dot_h])
cube(size=[dot_spacing+dot_d,2*dot_spacing+dot_d,dot_h],center=false);
if(cell_backing) translate([0,0,-dot_h]) if(cell_backing) translate([0,0,-dot_h])
cube(size=[x_shift,y_shift,dot_h],center=false); cube(size=[x_shift,y_shift,dot_h],center=false);
if(echo_translate) echo(str(inString[i]," maps to '",thisFont[2][theseIndicies[i]][4],"'")); if(echo_translate) echo(str(inString[i]," maps to '",thisFont[2][theseIndicies[i]][4],"'"));
for(dotIndex=dotPattern) { for(dotIndex=dotPattern) {
translate([cell_d2d_spacing/2+floor((dotIndex-1)/3)*dot_spacing, line_d2d_spacing/2+(2-(dotIndex-1)%3)*dot_spacing]) translate([cell_d2d_spacing/2-dot_spacing/2+floor((dotIndex-1)/3)*dot_spacing
, line_d2d_spacing/2-dot_spacing+(2-(dotIndex-1)%3)*dot_spacing])
scale([dot_d,dot_d,2*dot_h]) sphere($fn=8,r=0.5); scale([dot_d,dot_d,2*dot_h]) sphere($fn=8,r=0.5);
} }
} }
@ -562,7 +565,7 @@ module braille_ascii_spec800(inString,dot_backing=true,cell_backing=false,justif
// 2 5 // 2 5
// 3 6 // 3 6
function braille_ascii_font(dot_h=0.48,dot_d=1.44,dot_spacing=2.340,cell_d2d_spacing=6.2,line_d2d_spacing=10.0) = [ function braille_ascii_font(dot_h=0.48,dot_d=1.44,dot_spacing=2.340,cell_d2d_spacing=6.2,line_d2d_spacing=10.0) = [
[2*dot_spacing+cell_d2d_spacing,3*dot_spacing+line_d2d_spacing,0,"bump"],["Decimal Byte","Caret Notation","Character Escape Code","Abbreviation","Name","Bound Box","[bump_list]"] [cell_d2d_spacing,line_d2d_spacing,0,"bump"],["Decimal Byte","Caret Notation","Character Escape Code","Abbreviation","Name","Bound Box","[bump_list]"]
,[ ,[
[ 0,"^@","\0","NUL","Null character",[[0,0],[2,3]],[]] [ 0,"^@","\0","NUL","Null character",[[0,0],[2,3]],[]]
,[ 1,"^A","", "SOH","Start of Header",[[0,0],[2,3]],[]] ,[ 1,"^A","", "SOH","Start of Header",[[0,0],[2,3]],[]]