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/* lyparserfuncs.c
* utility functions invoked by the
* mudela parser */
/* For Denemo, a gtk+ frontend to GNU Lilypond
* (c) 2000, 2001 Matthew Hiller */
#include "chordops.h"
#include "datastructures.h"
#include "lyparserfuncs.h"
#include "objops.h"
#include "processstaffname.h"
#include "utils.h"
void
setstaffname (struct scoreinfo *si, gchar * str)
{
staff *curstaffstruct = si->currentstaff->data;
g_string_assign (curstaffstruct->lily_name, str);
set_denemo_name (curstaffstruct->lily_name, curstaffstruct->denemo_name);
g_free (str);
}
gint cleftypefromname (gchar * str)
{
gint ret;
if (g_strcasecmp (str, "treble") == 0)
ret = TREBLE;
else if (g_strcasecmp (str, "bass") == 0)
ret = BASS;
else if (g_strcasecmp (str, "alto") == 0)
ret = ALTO;
else if (g_strcasecmp (str, "\"g_8\"") == 0)
ret = G_8;
else if (g_strcasecmp (str, "tenor") == 0)
ret = TENOR;
else if (g_strcasecmp (str, "soprano") == 0)
ret = SOPRANO;
g_free (str);
return ret;
}
void
setclef (struct scoreinfo *si, gchar * str)
{
((staff *) si->currentstaff->data)->sclef = cleftypefromname (str);
}
void
setkey (struct scoreinfo *si, struct twoints t)
{
staff *curstaffstruct = si->currentstaff->data;
if (t.b)
{ /* Minor key */
curstaffstruct->skey = t.a - 3;
curstaffstruct->skey_isminor = TRUE;
}
else
{
curstaffstruct->skey = t.a;
curstaffstruct->skey_isminor = FALSE;
}
initkeyaccs (curstaffstruct->skeyaccs, curstaffstruct->skey);
}
void
settime (struct scoreinfo *si, struct twoints t)
{
staff *curstaffstruct = si->currentstaff->data;
curstaffstruct->stime1 = t.a;
curstaffstruct->stime2 = t.b;
}
struct twoints
twointer (gint a, gint b)
{
struct twoints ret;
ret.a = a;
ret.b = b;
return ret;
}
/* This is basically the inverse to determinekey in
* exportmudela.c */
gint keynametonumber (gchar * str)
{
if (g_strcasecmp (str, "ces") == 0)
return -7;
else if (g_strcasecmp (str, "ges") == 0)
return -6;
else if (g_strcasecmp (str, "des") == 0)
return -5;
else if (g_strcasecmp (str, "aes") == 0)
return -4;
else if (g_strcasecmp (str, "ees") == 0)
return -3;
else if (g_strcasecmp (str, "bes") == 0)
return -2;
else if (g_strcasecmp (str, "f") == 0)
return -1;
else if (g_strcasecmp (str, "c") == 0)
return 0;
else if (g_strcasecmp (str, "g") == 0)
return 1;
else if (g_strcasecmp (str, "d") == 0)
return 2;
else if (g_strcasecmp (str, "a") == 0)
return 3;
else if (g_strcasecmp (str, "e") == 0)
return 4;
else if (g_strcasecmp (str, "b") == 0)
return 5;
else if (g_strcasecmp (str, "fis") == 0)
return 6;
else if (g_strcasecmp (str, "cis") == 0)
return 7;
else if (g_strcasecmp (str, "gis") == 0)
return 8;
else if (g_strcasecmp (str, "dis") == 0)
return 9;
else if (g_strcasecmp (str, "ais") == 0)
return 10;
else
return 0; /* Defaults to c minor/major */
g_free (str);
}
gint mutointernalduration (gint muduration)
{
gint ret = 0;
while (muduration > 1)
{
ret++;
muduration >>= 1;
}
return ret;
}
gint pitchtomid_c_offset (gchar name, gint octave)
{
return 7 * (octave - 1) + (name - 'a' + 5) % 7;
}
void
addtonewrapper (mudelaobject * curmudelaobj, gchar tonetype,
gint enshift, gint octave, struct twoints duration,
gint dclef)
{
gint mid_c_offset = pitchtomid_c_offset (tonetype, octave);
if (tonetype != 'r')
addtone (curmudelaobj, mid_c_offset, enshift, dclef);
curmudelaobj->u.chordval.baseduration = duration.a;
curmudelaobj->u.chordval.numdots = duration.b;
set_basic_numticks (curmudelaobj);
}
void
set_tone_option (mudelaobject * curmudelaobj, gchar * option)
{
if (!strcmp (option, "fermata"))
curmudelaobj->u.chordval.has_fermata_p = TRUE;
else if (!strcmp (option, "trill"))
curmudelaobj->u.chordval.has_trill_p = TRUE;
else if (!strcmp (option, "turn"))
curmudelaobj->u.chordval.has_turn_p = TRUE;
else if (!strcmp (option, "mordent"))
curmudelaobj->u.chordval.has_mordent_p = TRUE;
else if (!strcmp (option, "accent"))
curmudelaobj->u.chordval.is_accented_p = TRUE;
else if (!strcmp (option, "staccato"))
curmudelaobj->u.chordval.has_stacatto_p = TRUE;
else if (!strcmp (option, "staccatissimo"))
curmudelaobj->u.chordval.has_staccatissimo_p = TRUE;
else if (!strcmp (option, "tenuto"))
curmudelaobj->u.chordval.has_tenuto_p = TRUE;
}
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