text.mod/graphviz.mod/graphviz/lib/common/textspan_lut.h

/// \file
/// \brief lookup table for textspan
/// \ingroup common_render

#pragma once

#include <stdbool.h>

// LUT is short for lookup table.

/// \param text a single line of ASCII text which should contain no control
///     characters.
/// \return The estimated width of `text` in 1 point. A value is always
///     returned, falling back to Times-Roman metrics if there is no hard-coded
///     lookup table for the given `font_name`.
double estimate_text_width_1pt(const char *font_name, const char *text,
                               bool bold, bool italic);