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atext() to text3d(). Overrode text() for 2D attachability.

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Garth Minette
2022-01-18 21:29:23 -08:00
parent e02795a09b
commit 7ca44e81c4
4 changed files with 116 additions and 21 deletions
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38
shapes3d.scad
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@@ -2071,10 +2071,10 @@ module onion(r, ang=45, cap_h, d, anchor=CENTER, spin=0, orient=UP)
// Section: Text
// Module: atext()
// Module: text3d()
// Topics: Attachments, Text
// Usage:
// atext(text, [h], [size], [font]);
// text3d(text, [h], [size], [font]);
// Description:
// Creates a 3D text block that can be attached to other attachable objects.
// NOTE: This cannot have children attached to it.
@@ -2082,7 +2082,7 @@ module onion(r, ang=45, cap_h, d, anchor=CENTER, spin=0, orient=UP)
// text = The text string to instantiate as an object.
// h = The height to which the text should be extruded. Default: 1
// size = The font size used to create the text block. Default: 10
// font = The name of the font used to create the text block. Default: "Courier"
// font = The name of the font used to create the text block. Default: "Helvetica"
// ---
// anchor = Translate so anchor point is at origin (0,0,0). See [anchor](attachments.scad#subsection-anchor). Default: `"baseline"`
// spin = Rotate this many degrees around the Z axis. See [spin](attachments.scad#subsection-spin). Default: `0`
@@ -2092,20 +2092,20 @@ module onion(r, ang=45, cap_h, d, anchor=CENTER, spin=0, orient=UP)
// "baseline" = Anchors at the baseline of the text, at the start of the string.
// str("baseline",VECTOR) = Anchors at the baseline of the text, modified by the X and Z components of the appended vector.
// Examples:
// atext("Foobar", h=3, size=10);
// atext("Foobar", h=2, size=12, font="Helvetica");
// atext("Foobar", h=2, anchor=CENTER);
// atext("Foobar", h=2, anchor=str("baseline",CENTER));
// atext("Foobar", h=2, anchor=str("baseline",BOTTOM+RIGHT));
// text3d("Foobar", h=3, size=10);
// text3d("Foobar", h=2, size=12, font="Helvetica");
// text3d("Foobar", h=2, anchor=CENTER);
// text3d("Foobar", h=2, anchor=str("baseline",CENTER));
// text3d("Foobar", h=2, anchor=str("baseline",BOTTOM+RIGHT));
// Example: Using line_of() distributor
// txt = "This is the string.";
// line_of(spacing=[10,-5],n=len(txt))
// atext(txt[$idx], size=10, anchor=CENTER);
// text3d(txt[$idx], size=10, anchor=CENTER);
// Example: Using arc_of() distributor
// txt = "This is the string";
// arc_of(r=50, n=len(txt), sa=0, ea=180)
// atext(select(txt,-1-$idx), size=10, anchor=str("baseline",CENTER), spin=-90);
module atext(text, h=1, size=9, font="Courier", anchor="baseline", spin=0, orient=UP) {
// text3d(select(txt,-1-$idx), size=10, anchor=str("baseline",CENTER), spin=-90);
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) {
no_children($children);
dummy1 =
assert(is_undef(anchor) || is_vector(anchor) || is_string(anchor), str("Got: ",anchor))
@@ -2136,6 +2136,7 @@ module atext(text, h=1, size=9, font="Courier", anchor="baseline", spin=0, orien
anch.z>0? TOP :
CENTER;
m = _attach_transform(base,spin,orient,geom);
echo(anchor=anchor, anch=anch, base=base);
multmatrix(m) {
$parent_anchor = anchor;
$parent_spin = spin;
@@ -2145,18 +2146,20 @@ module atext(text, h=1, size=9, font="Courier", anchor="baseline", spin=0, orien
$attach_to = undef;
do_show = _attachment_is_shown($tags);
if (do_show) {
if (is_undef($color)) {
_color($color) {
linear_extrude(height=h, center=true)
text(text=text, size=size, halign=ha, valign=va, font=font);
} else color($color) {
$color = undef;
linear_extrude(height=h, center=true)
text(text=text, size=size, halign=ha, valign=va, font=font);
_text(
text=text, size=size, font=font,
halign=ha, valign=va, spacing=spacing,
direction=direction, language=language,
script=script
);
}
}
}
}
// This could be replaced with _cut_to_seg_u_form
function _cut_interp(pathcut, path, data) =
[for(entry=pathcut)
@@ -2171,7 +2174,6 @@ function _cut_interp(pathcut, path, data) =
];
// Module: path_text()
// Usage:
// path_text(path, text, [size], [thickness], [font], [lettersize], [offset], [reverse], [normal], [top], [textmetrics])