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Added align parameter

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Andrew Plumb 2012-02-20 01:13:01 -05:00
parent 26f50f8409
commit 55aecfb419
1 changed files with 6 additions and 5 deletions
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11
fonts.scad
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@ -32,23 +32,24 @@ module bold_2d(bold,width=0.2,resolution=8) {
} }
} }
module polytext(charstring,size,font,line=0,justify=1 module polytext(charstring,size,font,line=0,justify=1,align=-1
,bold=false,bold_width=0.2,bold_resolution=8 ,bold=false,bold_width=0.2,bold_resolution=8
,underline=false,underline_start=[0,0],underline_width=1.0 ,underline=false,underline_start=[0,0],underline_width=1.0
,outline=false,outline_width=0.2,outline_resolution=8 ,outline=false,outline_width=0.2,outline_resolution=8
,strike=false,strike_start=[-0.5,0],strike_width=1.0 ,strike=false,strike_start=[-0.5,0],strike_width=1.0
) { ) {
line_length=len(charstring)*font[0][0]; line_length=len(charstring)*font[0][0];
line_shift=-line_length/2+justify*line_length/2; line_shift_x=-line_length/2+justify*line_length/2;
char_width=font[0][0]; char_width=font[0][0];
char_height=font[0][1]; char_height=font[0][1];
char_shift_height=-char_height/2-align*char_height/2;
char_thickness=font[0][2]; char_thickness=font[0][2];
char_index_map=search(charstring,font[2],1,1); char_index_map=search(charstring,font[2],1,1);
for(i=[0:len(char_index_map)-1]) assign( thisCharIndex=char_index_map[i], x_pos= i*char_width*size/char_width+line_shift) { for(i=[0:len(char_index_map)-1]) assign( thisCharIndex=char_index_map[i], x_pos=i*size+line_shift_x*size/char_width) {
translate([x_pos,line*char_height*size/char_height]) { translate([x_pos,line*size+char_shift_height*size/char_height]) scale([size/char_width,size/char_height]) {
if(char_thickness==0) if(char_thickness==0)
bold_2d(bold,width=bold_width,resolution=bold_resolution) bold_2d(bold,width=bold_width,resolution=bold_resolution)
render() outline_2d(outline,points=font[2][thisCharIndex][6][0],paths=font[2][thisCharIndex][6][1] outline_2d(outline,points=font[2][thisCharIndex][6][0],paths=font[2][thisCharIndex][6][1]
,width=outline_width,resolution=outline_resolution); ,width=outline_width,resolution=outline_resolution);
if( charstring[i] != " " ) { if( charstring[i] != " " ) {
if(underline) translate(underline_start) if(underline) translate(underline_start)