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--[[
Font demo.
Copyright (C) 2008 Werner Smekal
This file is part of PLplot.
PLplot is free software you can redistribute it and/or modify
it under the terms of the GNU Library General Public License as published
by the Free Software Foundation either version 2 of the License, or
(at your option) any later version.
PLplot is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with PLplot if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
--]]
-- initialise Lua bindings for PLplot examples.
dofile("plplot_examples.lua")
base = { 0, 100, 0, 100, 200, 500, 600, 700, 800, 900,
2000, 2100, 2200, 2300, 2400, 2500,
2600, 2700, 2800, 2900 }
----------------------------------------------------------------------------
-- main
--
-- Displays the entire "plsym" symbol (font) set.
----------------------------------------------------------------------------
-- Parse and process command line arguments
pl.parseopts(arg, pl.PL_PARSE_FULL)
-- Initialize plplot
pl.init()
pl.fontld(0)
for l = 1, 20 do
if l == 3 then
pl.fontld(1)
end
pl.adv(0)
-- Set up viewport and window
pl.col0(2)
pl.vpor(0.15, 0.95, 0.1, 0.9)
pl.wind(0, 1, 0, 1)
-- Draw the grid using plbox
pl.box("bcg", 0.1, 0, "bcg", 0.1, 0)
-- Write the digits below the frame
pl.col0(15)
for i = 0, 9 do
pl.mtex("b", 1.5, (0.1 * i + 0.05), 0.5, tostring(i))
end
k = 0
x = {}
y = {}
for i = 0, 9 do
-- Write the digits to the left of the frame
pl.mtex("lv", 1.0, (0.95 - 0.1 * i), 1.0, tostring(base[l] + 10 * i))
for j=0, 9 do
x[1] = 0.1 * j + 0.05
y[1] = 0.95 - 0.1 * i
-- Display the symbols
pl.sym(x, y, base[l] + k)
k = k + 1
end
end
if l <= 2 then
pl.mtex("t", 1.5, 0.5, 0.5, "PLplot Example 7 - PLSYM symbols (compact)")
else
pl.mtex("t", 1.5, 0.5, 0.5, "PLplot Example 7 - PLSYM symbols (extended)")
end
end
pl.plend()
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