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https://github.com/BelfrySCAD/BOSL2.git
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atext() to text3d(). Overrode text() for 2D attachability.
This commit is contained in:
Garth Minette
parent
e02795a09b
commit
7ca44e81c4
4 changed files with 116 additions and 21 deletions
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@ -12,13 +12,15 @@ module _square(size,center=false) square(size,center=center);
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module _circle(r,d) circle(r=r,d=d);
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module _text(t,size,font,halign,valign,spacing,direction,language,script)
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text(t, size=size, font=font,
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module _text(text,size,font,halign,valign,spacing,direction,language,script)
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text(text, size=size, font=font,
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halign=halign, valign=valign,
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spacing=spacing, direction=direction,
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language=language, script=script
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);
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module _color(color) if (color==undef) children(); else color(color) children();
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module _cube(size,center) cube(size,center=center);
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module _cylinder(h,r1,r2,center,r,d,d1,d2) cylinder(h,r=r,d=d,r1=r1,r2=r2,d1=d1,d2=d2,center=center);
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@ -9,6 +9,9 @@
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//////////////////////////////////////////////////////////////////////
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use <builtins.scad>
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// Section: Coloring Objects
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// Module: rainbow()
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@ -116,3 +119,5 @@ function HSV(h,s=1,v=1) =
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module HSV(h,s=1,v=1,a=1) color(HSV(h,s,v),a) children();
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// vim: expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap
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@ -1204,7 +1204,7 @@ function teardrop2d(r, ang=45, cap_h, d, anchor=CENTER, spin=0) =
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// "right" = center of the right circle
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// Example(2D,NoAxes): This first example shows how the egg is constructed from two circles and two joining arcs.
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// $fn=100;
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// color("red")stroke(egg(78,25,12, 60),closed=true);
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// color("red") stroke(egg(78,25,12, 60),closed=true);
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// stroke([left(14,circle(25)),
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// right(27,circle(12))]);
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// Example(2D,Anim,VPD=250,VPR=[0,0,0]): Varying length between circles
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@ -1481,6 +1481,92 @@ function reuleaux_polygon(N=3, r, d, anchor=CENTER, spin=0) =
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// Section: Text
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// Module: text()
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// Topics: Attachments, Text
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// Usage:
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// text(text, [size], [font]);
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// Description:
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// Creates a 3D text block that can be attached to other attachable objects.
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// NOTE: This cannot have children attached to it.
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// Arguments:
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// text = The text string to instantiate as an object.
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// size = The font size used to create the text block. Default: 10
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// font = The name of the font used to create the text block. Default: "Helvetica"
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// ---
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// anchor = Translate so anchor point is at origin (0,0,0). See [anchor](attachments.scad#subsection-anchor). Default: `"baseline"`
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// spin = Rotate this many degrees around the Z axis. See [spin](attachments.scad#subsection-spin). Default: `0`
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// See Also: attachable()
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// Extra Anchors:
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// "baseline" = Anchors at the baseline of the text, at the start of the string.
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// str("baseline",VECTOR) = Anchors at the baseline of the text, modified by the X and Z components of the appended vector.
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// Examples(2D):
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// text("Foobar", size=10);
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// text("Foobar", size=12, font="Helvetica");
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// text("Foobar", anchor=CENTER);
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// text("Foobar", anchor=str("baseline",CENTER));
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// Example: Using line_of() distributor
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// txt = "This is the string.";
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// line_of(spacing=[10,-5],n=len(txt))
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// text(txt[$idx], size=10, anchor=CENTER);
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// Example: Using arc_of() distributor
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// txt = "This is the string";
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// arc_of(r=50, n=len(txt), sa=0, ea=180)
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// text(select(txt,-1-$idx), size=10, anchor=str("baseline",CENTER), spin=-90);
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module text(text, size=10, font="Helvetica", halign, valign, spacing=1.0, direction="ltr", language="en", script="latin", anchor="baseline", spin=0) {
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no_children($children);
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dummy1 =
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assert(is_undef(anchor) || is_vector(anchor) || is_string(anchor), str("Got: ",anchor))
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assert(is_undef(spin) || is_vector(spin,3) || is_num(spin), str("Got: ",spin));
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anchor = default(anchor, CENTER);
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spin = default(spin, 0);
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geom = _attach_geom(size=[size,size],two_d=true);
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anch = !any([for (c=anchor) c=="["])? anchor :
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let(
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parts = str_split(str_split(str_split(anchor,"]")[0],"[")[1],","),
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vec = [for (p=parts) parse_float(str_strip(p," ",start=true))]
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) vec;
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ha = halign!=undef? halign :
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anchor=="baseline"? "left" :
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anchor==anch && is_string(anchor)? "center" :
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anch.x<0? "left" :
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anch.x>0? "right" :
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"center";
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va = valign != undef? valign :
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starts_with(anchor,"baseline")? "baseline" :
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anchor==anch && is_string(anchor)? "center" :
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anch.y<0? "bottom" :
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anch.y>0? "top" :
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"center";
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base = anchor=="baseline"? CENTER :
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anchor==anch && is_string(anchor)? CENTER :
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anch.z<0? BOTTOM :
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anch.z>0? TOP :
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CENTER;
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m = _attach_transform(base,spin,undef,geom);
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multmatrix(m) {
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$parent_anchor = anchor;
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$parent_spin = spin;
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$parent_orient = undef;
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$parent_geom = geom;
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$parent_size = _attach_geom_size(geom);
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$attach_to = undef;
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do_show = _attachment_is_shown($tags);
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if (do_show) {
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_color($color) {
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_text(
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text=text, size=size, font=font,
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halign=ha, valign=va, spacing=spacing,
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direction=direction, language=language,
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script=script
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);
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}
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}
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}
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}
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// Section: Rounding 2D shapes
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// Module: round2d()
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@ -2071,10 +2071,10 @@ module onion(r, ang=45, cap_h, d, anchor=CENTER, spin=0, orient=UP)
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// Section: Text
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// Module: atext()
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// Module: text3d()
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// Topics: Attachments, Text
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// Usage:
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// atext(text, [h], [size], [font]);
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// text3d(text, [h], [size], [font]);
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// Description:
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// Creates a 3D text block that can be attached to other attachable objects.
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// NOTE: This cannot have children attached to it.
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@ -2082,7 +2082,7 @@ module onion(r, ang=45, cap_h, d, anchor=CENTER, spin=0, orient=UP)
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// text = The text string to instantiate as an object.
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// h = The height to which the text should be extruded. Default: 1
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// size = The font size used to create the text block. Default: 10
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// font = The name of the font used to create the text block. Default: "Courier"
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// font = The name of the font used to create the text block. Default: "Helvetica"
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// ---
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// anchor = Translate so anchor point is at origin (0,0,0). See [anchor](attachments.scad#subsection-anchor). Default: `"baseline"`
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// spin = Rotate this many degrees around the Z axis. See [spin](attachments.scad#subsection-spin). Default: `0`
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@ -2092,20 +2092,20 @@ module onion(r, ang=45, cap_h, d, anchor=CENTER, spin=0, orient=UP)
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// "baseline" = Anchors at the baseline of the text, at the start of the string.
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// str("baseline",VECTOR) = Anchors at the baseline of the text, modified by the X and Z components of the appended vector.
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// Examples:
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// atext("Foobar", h=3, size=10);
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// atext("Foobar", h=2, size=12, font="Helvetica");
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// atext("Foobar", h=2, anchor=CENTER);
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// atext("Foobar", h=2, anchor=str("baseline",CENTER));
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// atext("Foobar", h=2, anchor=str("baseline",BOTTOM+RIGHT));
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// text3d("Foobar", h=3, size=10);
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// text3d("Foobar", h=2, size=12, font="Helvetica");
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// text3d("Foobar", h=2, anchor=CENTER);
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// text3d("Foobar", h=2, anchor=str("baseline",CENTER));
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// text3d("Foobar", h=2, anchor=str("baseline",BOTTOM+RIGHT));
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// Example: Using line_of() distributor
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// txt = "This is the string.";
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// line_of(spacing=[10,-5],n=len(txt))
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// atext(txt[$idx], size=10, anchor=CENTER);
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// text3d(txt[$idx], size=10, anchor=CENTER);
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// Example: Using arc_of() distributor
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// txt = "This is the string";
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// arc_of(r=50, n=len(txt), sa=0, ea=180)
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// atext(select(txt,-1-$idx), size=10, anchor=str("baseline",CENTER), spin=-90);
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module atext(text, h=1, size=9, font="Courier", anchor="baseline", spin=0, orient=UP) {
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// text3d(select(txt,-1-$idx), size=10, anchor=str("baseline",CENTER), spin=-90);
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module text3d(text, h=1, size=10, font="Helvetica", halign, valign, spacing=1.0, direction="ltr", language="em", script="latin", anchor="baseline[-1,0,-1]", spin=0, orient=UP) {
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no_children($children);
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dummy1 =
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assert(is_undef(anchor) || is_vector(anchor) || is_string(anchor), str("Got: ",anchor))
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@ -2136,6 +2136,7 @@ module atext(text, h=1, size=9, font="Courier", anchor="baseline", spin=0, orien
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anch.z>0? TOP :
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CENTER;
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m = _attach_transform(base,spin,orient,geom);
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echo(anchor=anchor, anch=anch, base=base);
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multmatrix(m) {
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$parent_anchor = anchor;
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$parent_spin = spin;
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@ -2145,18 +2146,20 @@ module atext(text, h=1, size=9, font="Courier", anchor="baseline", spin=0, orien
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$attach_to = undef;
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do_show = _attachment_is_shown($tags);
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if (do_show) {
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if (is_undef($color)) {
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_color($color) {
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linear_extrude(height=h, center=true)
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text(text=text, size=size, halign=ha, valign=va, font=font);
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} else color($color) {
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$color = undef;
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linear_extrude(height=h, center=true)
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text(text=text, size=size, halign=ha, valign=va, font=font);
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_text(
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text=text, size=size, font=font,
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halign=ha, valign=va, spacing=spacing,
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direction=direction, language=language,
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script=script
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);
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}
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}
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}
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}
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// This could be replaced with _cut_to_seg_u_form
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function _cut_interp(pathcut, path, data) =
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[for(entry=pathcut)
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@ -2171,7 +2174,6 @@ function _cut_interp(pathcut, path, data) =
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];
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// Module: path_text()
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// Usage:
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// path_text(path, text, [size], [thickness], [font], [lettersize], [offset], [reverse], [normal], [top], [textmetrics])
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