Once you have opened a Maxima session, load package draw and then set global variable draw_renderer to vtk:
load("draw") $
draw_renderer: 'vtk $
Labels of different sizes and colors. Fonts and horizontal and vertical alignment not yet implemented:
draw3d(
axis_3d = false,
points_joined = true,
point_type = dot,
line_width = 2,
points ([[0,0,-6],[0,0,6]]),
color = violet,
font_size = 1/2,
label(["Violet size 1",0,0,-6]),
color = blue,
font_size = 1,
label(["Blue size 1",0,0,-3]),
color = black,
font_size = 2,
label(["Black size 2",0,0,0]),
color = red,
font_size = 3,
label(["Red size 3",0,0,3]),
color = brown,
font_size = 4,
label(["Brown size 4",0,0,6]) ) $
Writing multiple lines. Unicode is not yet implemented:
draw3d(
axis_3d = false,
color = brown,
parallelogram([0,18,-5], [0,-180,-5], [250,18,-5]),
color = cyan,
label(["Recuerde el alma dormida,",0,0,0],
["avive el seso y despierte",0,-15,0],
["contemplando",0,-30,0],
["como se pasa la vida,",0,-45,0],
["como se viene la muerte",0,-60,0],
["tan callando,",0,-75,0],
["cuan presto se va el placer,",0,-90,0],
["como, despues de acordado,",0,-105,0],
["da dolor;",0,-120,0],
["como, a nuestro parecer,",0,-135,0],
["cualquier tiempo pasado",0,-150,0],
["fue mejor.",0,-165,0]),
color = black,
font_size = 8,
label(["Jorge Manrique (1440-1479)", 100, -190, 50])) $
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