gwriter.py

import bpy
from mathutils import Vector

fontdict = {}
for c in bpy.data.curves[1:]:
    fontdict[c.name] = []
    for idx, spline in enumerate(c.splines):
        stroke = [p.co.to_tuple() for p in spline.points]
        fontdict[c.name].append(stroke)


fdict = {
    'a': 'NurbsPath.001',
    'b': 'NurbsPath.002',
    'c': 'NurbsPath.003',
    'd': 'NurbsPath.004',
    'e': 'NurbsPath.005',
    'f': 'NurbsPath.006',
    'g': 'NurbsPath.007',
    'h': 'NurbsPath.008',
    'i': 'NurbsPath.009',
    'j': 'NurbsPath.010',
    'k': 'NurbsPath.011',
    'l': 'NurbsPath.012',
    'm': 'NurbsPath.013',         
    'n': 'NurbsPath.014',
    'o': 'NurbsPath.015',
    'p': 'NurbsPath.016',
    'q': 'NurbsPath.017',
    'r': 'NurbsPath.018',
    's': 'NurbsPath.019',
    't': 'NurbsPath.020',
    'u': 'NurbsPath.021',
    'v': 'NurbsPath.022',
    'w': 'NurbsPath.023',
    'x': 'NurbsPath.024',
    'y': 'NurbsPath.025',
    'z': 'NurbsPath.026',

    '0': 'NurbsPath.027',
    '1': 'NurbsPath.028',
    '2': 'NurbsPath.029',
    '3': 'NurbsPath.030',
    '4': 'NurbsPath.031',
    '5': 'NurbsPath.032',
    '6': 'NurbsPath.033',
    '7': 'NurbsPath.034',
    '8': 'NurbsPath.035',
    '9': 'NurbsPath.036',

    '!': 'NurbsPath.037',
    '?': 'NurbsPath.038',
    '#': 'NurbsPath.039',
    '%': 'NurbsPath.040',
    '&': 'NurbsPath.041',
    '$': 'NurbsPath.042',
    '@': 'NurbsPath.043',
    '*': 'NurbsPath.044',

    '{': 'NurbsPath.045',
    '(': 'NurbsPath.046',
    '/': 'NurbsPath.047',
    '|': 'NurbsPath.048',
    "\\": 'NurbsPath.049',
    ')': 'NurbsPath.050',
    '}': 'NurbsPath.051',

    '.': 'NurbsPath.052',
    ',': 'NurbsPath.053'
}

def font_map(ch, fontdict):
    remapable = fdict.get(ch, None)
    if remapable:
        return fontdict[remapable]
    else:
        print(repr(ch), 'not fond in charmap')
    
    return 


def generate_greasepencil(text, col, pxwide, pos, fontdict):

    line_height = 30
    char_width = pxwide

    spaces = 0
    yof = 0
    xof = 0
    bcx, bcy = pos
    
    nt = bpy.data.node_groups['NodeTree.002']
    gp = nt.grease_pencil = bpy.data.grease_pencil.new('temp')
    layer = gp.layers.new('damzel')
    layer.frames.new(1)

    for ch in text:
        if spaces > 3:
            # drop line after 3 spaces
            yof -= line_height
            xof = 0
        if ch == " ":
            spaces += 1
            continue

        chain = font_map(ch, fontdict)
        if not chain:
            xof += charwidth
            continue

        # set drawwidth too?
        # set color

        s = layer.frames[0].strokes.new()
        s.draw_mode = '2DSPACE'
        s.points.add(len(chain))
        for idx, p in enumerate(chain):
            ap = Vector(p)*25
            x, y = ap[:2]
            xyz = ((x+bcx+xof), (y+bcy+yof), 0)
            s.points[idx].co = xyz

        xof += charwidth

text = "tis but a name   and nothing more!"
col = []
pxwide = 28
pos = 50, 50
generate_greasepencil(text, col, pxwide, pos, fontdict)