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midipp_element.cpp
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/*-
* Copyright (c) 2013-2019 Hans Petter Selasky. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <string.h>
#include <stdlib.h>
#include "midipp_element.h"
#include "midipp_chords.h"
#include "midipp_decode.h"
static int
MppNormSpace(MppElement *ptr, int last)
{
if (last == MPP_T_SPACE && ptr->type == MPP_T_SPACE)
ptr->txt = ptr->txt.trimmed();
else if (last == MPP_T_UNKNOWN && ptr->type == MPP_T_SPACE)
ptr->txt = ptr->txt.trimmed();
else if (last != MPP_T_SPACE && ptr->type == MPP_T_SPACE)
ptr->txt = QString(" ") + ptr->txt.trimmed();
return (ptr->type);
}
Q_DECL_EXPORT QString
MppDeQuoteChord(QString &str)
{
int n = str.size();
if (n >= 2) {
if (str[0] == '(' && str[n - 1] == ')') {
return (str.mid(1, n - 2));
}
}
return (str);
}
Q_DECL_EXPORT QString
MppDeQuoteString(QString &str)
{
int n = str.size();
if (n >= 3) {
if (str[0] == 'S' && str[1] == '"' &&
str[n - 1] == '"') {
return (str.mid(2, n - 3));
}
}
return (str);
}
MppElement :: MppElement(MppElementType _type, int _line,
int v0, int v1, int v2, int v3)
{
memset(&entry, 0, sizeof(entry));
type = _type;
line = _line;
sequence = 0;
value[0] = v0;
value[1] = v1;
value[2] = v2;
value[3] = v3;
}
MppElement :: ~MppElement()
{
}
QChar
MppElement :: getChar(int *poffset) const
{
if (*poffset < txt.size())
return (txt[(*poffset)++]);
else
return (' ');
}
int
MppElement :: getIntValue(int *poffset) const
{
QChar ch;
int value;
int neg;
int last;
last = *poffset;
ch = getChar(poffset);
/* check sign, if any */
if (ch == '-') {
neg = 1;
last = *poffset;
ch = getChar(poffset);
} else if (ch == '+') {
neg = 0;
last = *poffset;
ch = getChar(poffset);
} else {
neg = 0;
}
value = 0;
while (ch.isNumber()) {
value *= 10;
value += ch.digitValue();
last = *poffset;
ch = getChar(poffset);
}
/* rewind last character */
*poffset = last;
if (neg)
value = -value;
return (value);
}
MppHead :: MppHead()
{
TAILQ_INIT(&head);
last = ' ';
memset(&state, 0, sizeof(state));
state.text_curr.reset();
}
MppHead :: ~MppHead()
{
clear();
}
void
MppHead :: clear()
{
MppElement *elem;
while ((elem = TAILQ_FIRST(&head)) != 0) {
TAILQ_REMOVE(&head, elem, entry);
delete elem;
}
reset();
}
void
MppHead :: reset()
{
MppElement *elem;
delete (state.elem);
last = ' ';
memset(&state, 0, sizeof(state));
state.text_curr.reset();
TAILQ_FOREACH(elem, &head, entry) {
switch (elem->type) {
case MPP_T_LABEL:
state.label_start[elem->value[0]] = elem;
break;
default:
break;
}
}
}
static int
MppGetJumpFlags(QChar ch)
{
if (ch == 'P' || ch == 'p') /* new page */
return (MPP_FLAG_JUMP_PAGE);
if (ch == 'R' || ch == 'r') /* relative jump */
return (MPP_FLAG_JUMP_REL);
if (ch.isDigit())
return (MPP_FLAG_JUMP_DIGIT);
return (0);
}
void
MppHead :: operator += (MppElement *elem)
{
QChar ch;
int off;
int x;
if (elem == 0)
return;
off = 1;
switch (elem->type) {
case MPP_T_CHANNEL:
elem->value[0] = elem->getIntValue(&off);
if (elem->value[0] < 0)
elem->value[0] = 0;
else if (elem->value[0] > 15)
elem->value[0] = 15;
break;
case MPP_T_COMMAND:
elem->value[0] = elem->getIntValue(&off);
switch (elem->value[0]) {
case MPP_CMD_IMAGE_PROPS:
for (x = 1; x != 4; x++) {
ch = elem->getChar(&off);
if (ch == '.') {
elem->value[x] = elem->getIntValue(&off);
if (elem->value[x] > 65535)
elem->value[x] = 65535;
else if (elem->value[x] < 0)
elem->value[x] = 0;
} else {
break;
}
}
break;
case MPP_CMD_TEXT_PROPS:
for (x = 1; x != 4; x++) {
ch = elem->getChar(&off);
if (ch == '.') {
elem->value[x] = elem->getIntValue(&off);
if (elem->value[x] > 255)
elem->value[x] = 255;
else if (elem->value[x] < 0)
elem->value[x] = 0;
} else {
break;
}
}
break;
case MPP_CMD_IMAGE_BG_COLOR:
case MPP_CMD_IMAGE_FG_COLOR:
case MPP_CMD_TEXT_BG_COLOR:
case MPP_CMD_TEXT_FG_COLOR:
for (x = 1; x != 4; x++) {
ch = elem->getChar(&off);
if (ch == '.') {
elem->value[x] = elem->getIntValue(&off);
if (elem->value[x] > 255)
elem->value[x] = 255;
else if (elem->value[x] < 0)
elem->value[x] = 0;
} else {
break;
}
}
break;
case MPP_CMD_AUTO_MELODY:
case MPP_CMD_MICRO_TUNE:
case MPP_CMD_KEY_MODE:
ch = elem->getChar(&off);
if (ch == '.')
elem->value[1] = elem->getIntValue(&off);
else
elem->value[1] = 0; /* disabled */
break;
case MPP_CMD_BPM_REF:
ch = elem->getChar(&off);
if (ch == '.') {
elem->value[1] = elem->getIntValue(&off);
ch = elem->getChar(&off);
if (ch == '.')
elem->value[2] = elem->getIntValue(&off);
else
elem->value[2] = 0; /* per */
} else {
elem->value[1] = 120; /* ref */
}
if (elem->value[1] < 1)
elem->value[1] = 1;
else if (elem->value[1] > 6000)
elem->value[1] = 6000;
if (elem->value[2] < 0)
elem->value[2] = 0;
else if (elem->value[2] > 60000)
elem->value[2] = 60000;
break;
default:
break;
}
break;
case MPP_T_DURATION:
elem->value[0] = 2 * elem->getIntValue(&off);
ch = elem->getChar(&off);
if (ch != '.' && elem->value[0] > 0)
elem->value[0]--;
if (elem->value[0] < 0)
elem->value[0] = 0;
else if (elem->value[0] > 65535)
elem->value[0] = 65535;
break;
case MPP_T_JUMP:
while (1) {
int last = off;
int flags;
ch = elem->getChar(&off);
flags = MppGetJumpFlags(ch);
elem->value[1] |= flags;
if (flags == 0 ||
flags == MPP_FLAG_JUMP_DIGIT) {
off = last;
break;
}
}
elem->value[0] = elem->getIntValue(&off);
if (elem->value[0] < 0 || elem->value[0] >= MPP_MAX_LABELS)
elem->value[0] = 0;
break;
case MPP_T_MACRO:
elem->value[0] = elem->getIntValue(&off);
if (elem->value[0] < 0 || elem->value[0] >= MPP_MAX_LABELS)
elem->value[0] = 0;
break;
case MPP_T_LABEL:
elem->value[0] = elem->getIntValue(&off);
if (elem->value[0] < 0 || elem->value[0] >= MPP_MAX_LABELS)
elem->value[0] = 0;
break;
case MPP_T_STRING_DOT:
if (elem->txt.size() > 2 &&
elem->txt[0] == '.' && elem->txt[1] == '[') {
off = 2;
elem->value[0] = elem->getIntValue(&off);
} else {
elem->value[0] = 0;
}
break;
case MPP_T_SCORE_SUBDIV:
elem->value[0] += 12 * elem->getIntValue(&off);
ch = elem->getChar(&off);
if (ch == 'B' || ch == 'b') {
elem->value[0] -= 1;
ch = elem->getChar(&off);
}
elem->value[0] *= MPP_BAND_STEP_12;
if (ch == '.') {
int rem = elem->getIntValue(&off);
rem = MPP_SUBDIV_REM_BITREV(rem);
elem->value[0] += rem;
}
break;
case MPP_T_TRANSPOSE:
elem->value[0] = elem->getIntValue(&off);
elem->value[0] *= MPP_BAND_STEP_12;
ch = elem->getChar(&off);
if (ch == '.') {
int rem = elem->getIntValue(&off);
rem = MPP_SUBDIV_REM_BITREV(rem);
elem->value[0] += rem;
ch = elem->getChar(&off);
}
if (ch == '.') {
elem->value[1] = elem->getIntValue(&off);
}
break;
case MPP_T_TIMER:
elem->value[0] = elem->getIntValue(&off);
if (elem->value[0] < 0)
elem->value[0] = 0;
else if (elem->value[0] > 0xffffff)
elem->value[0] = 0xffffff;
ch = elem->getChar(&off);
if (ch == '.') {
elem->value[1] = elem->getIntValue(&off);
if (elem->value[1] < 0)
elem->value[1] = 0;
else if (elem->value[1] > 0xffffff)
elem->value[1] = 0xffffff;
}
break;
default:
break;
}
TAILQ_INSERT_TAIL(&head, elem, entry);
}
void
MppHead :: operator += (const QString &str)
{
int x;
for (x = 0; x != str.size(); x++)
*this += str[x];
}
void
MppHead :: operator += (QChar ch)
{
if (ch == QChar::ParagraphSeparator)
ch = '\n';
if (state.comment == 0 && state.string == 0) {
if (state.command == 0) {
if (ch == 'C') {
*this += state.elem;
state.elem = new MppElement(MPP_T_SCORE_SUBDIV, state.line, MPP_C0);
} else if (ch == 'D') {
*this += state.elem;
state.elem = new MppElement(MPP_T_SCORE_SUBDIV, state.line, MPP_D0);
} else if (ch == 'E') {
*this += state.elem;
state.elem = new MppElement(MPP_T_SCORE_SUBDIV, state.line, MPP_E0);
} else if (ch == 'F') {
*this += state.elem;
state.elem = new MppElement(MPP_T_SCORE_SUBDIV, state.line, MPP_F0);
} else if (ch == 'G') {
*this += state.elem;
state.elem = new MppElement(MPP_T_SCORE_SUBDIV, state.line, MPP_G0);
} else if (ch == 'A') {
*this += state.elem;
state.elem = new MppElement(MPP_T_SCORE_SUBDIV, state.line, MPP_A0);
} else if (ch == 'H' || ch == 'B') {
*this += state.elem;
state.elem = new MppElement(MPP_T_SCORE_SUBDIV, state.line, MPP_H0);
} else if (ch == 'T') {
*this += state.elem;
state.elem = new MppElement(MPP_T_CHANNEL, state.line);
} else if (ch == 'K') {
*this += state.elem;
state.elem = new MppElement(MPP_T_COMMAND, state.line);
} else if (ch == 'L') {
*this += state.elem;
state.elem = new MppElement(MPP_T_LABEL, state.line);
} else if (ch == 'M') {
*this += state.elem;
state.elem = new MppElement(MPP_T_MACRO, state.line);
} else if (ch == 'J') {
*this += state.elem;
state.elem = new MppElement(MPP_T_JUMP, state.line);
} else if (ch == 'U') {
*this += state.elem;
state.elem = new MppElement(MPP_T_DURATION, state.line);
} else if (ch == 'S') {
*this += state.elem;
state.elem = new MppElement(MPP_T_STRING_CMD, state.line);
} else if (ch == 'W') {
*this += state.elem;
state.elem = new MppElement(MPP_T_TIMER, state.line);
} else if (ch == 'X') {
*this += state.elem;
state.elem = new MppElement(MPP_T_TRANSPOSE, state.line);
} else if (ch != ' ' && ch != '\t' && ch != '\r' &&
ch != '/' && ch != '\n' && ch != ';') {
*this += state.elem;
state.elem = new MppElement(MPP_T_UNKNOWN, state.line);
}
}
if (ch == '\n') {
*this += state.elem;
state.elem = new MppElement(MPP_T_NEWLINE, state.line);
state.command = 0;
} else if (ch == ';') {
*this += state.elem;
state.elem = new MppElement(MPP_T_NEWLINE, state.line);
state.command = 0;
} else if (ch == ' ' || ch == '\t' || ch == '\r' || ch == '/') {
if (state.elem != 0 && state.elem->type != MPP_T_SPACE) {
*this += state.elem;
state.elem = 0;
}
state.command = 0;
} else {
state.command = 1;
}
}
if (state.elem == 0)
state.elem = new MppElement(MPP_T_SPACE, state.line);
if (state.comment == 0 && ch == '"') {
state.string ^= 1;
if (state.string != 0)
state.level = 0;
switch (state.elem->type) {
case MPP_T_STRING_DESC:
case MPP_T_STRING_DOT:
case MPP_T_STRING_CHORD:
*this += state.elem;
state.elem = new MppElement(MPP_T_STRING_CMD, state.line);
break;
default:
break;
}
}
if (state.string == 0) {
if (ch == '/' && last == '*') {
state.comment--;
state.command = 0;
} else if (ch == '*' && last == '/') {
state.comment++;
state.command = 0;
}
} else {
if (state.level == 0) {
/* flush previous string type, if any */
if (ch == '.') {
*this += state.elem;
state.elem = new MppElement(MPP_T_STRING_DOT, state.line);
} else if (ch == '(') {
*this += state.elem;
state.elem = new MppElement(MPP_T_STRING_CHORD, state.line);
} else if (ch == '[' || ch == '"') {
/* ignore - same as previous */
} else if (state.elem->type == MPP_T_STRING_CHORD ||
state.elem->type == MPP_T_STRING_DOT ||
state.elem->type == MPP_T_STRING_CMD) {
*this += state.elem;
state.elem = new MppElement(MPP_T_STRING_DESC, state.line);
}
}
if (ch == '(' || ch == '[')
state.level ++;
else if (ch == ')' || ch == ']')
state.level --;
}
state.elem->txt += ch;
last = ch;
if (ch == '\n')
state.line++;
}
void
MppHead :: flush()
{
*this += state.elem;
state.elem = 0;
reset();
}
QString
MppHead :: toPlain(int line)
{
MppElement *elem;
QString retval;
TAILQ_FOREACH(elem, &head, entry) {
if (line < 0 || elem->line == line)
retval += elem->txt;
}
return (retval);
}
int
MppHead :: getPlaytime()
{
MppElement *elem;
int retval = 0;
TAILQ_FOREACH(elem, &head, entry) {
if (elem->type != MPP_T_TIMER)
continue;
retval += elem->value[0] + elem->value[1];
}
/* simple check for overflow */
if (retval < 0)
retval = 0;
return (retval);
}
void
MppHead :: replace(MppHead *phead, MppElement *start, MppElement *stop)
{
MppElement *ptr;
if (start == 0)
return;
while ((ptr = TAILQ_FIRST(&phead->head)) != 0) {
TAILQ_REMOVE(&phead->head, ptr, entry);
TAILQ_INSERT_BEFORE(start, ptr, entry);
}
phead->clear();
while (start != stop) {
ptr = TAILQ_NEXT(start, entry);
TAILQ_REMOVE(&head, start, entry);
delete start;
start = ptr;
}
reset();
}
int
MppHead :: getChord(int line, MppChordElement *pinfo)
{
MppElement *ptr;
MppElement *start;
MppElement *stop;
MppElement *string_start = 0;
MppElement *string_stop = 0;
int counter = 0;
int x;
int y;
/* set default values */
memset(pinfo, 0, sizeof(*pinfo));
pinfo->key_max = MPP_KEY_MIN;
start = stop = 0;
while (foreachLine(&start, &stop) != 0) {
for (ptr = start; ptr != stop;
ptr = TAILQ_NEXT(ptr, entry)) {
if (ptr->type == MPP_T_STRING_CHORD) {
string_start = start;
string_stop = stop;
counter = 0;
break;
}
}
for (ptr = start; ptr != stop;
ptr = TAILQ_NEXT(ptr, entry)) {
if (ptr->type == MPP_T_SCORE_SUBDIV)
break;
}
/* if no scores, continue */
if (ptr == stop)
continue;
if (start->line == line) {
/* compute pointer to chord info, if any */
int dot_first = 0;
int num_dot = 0;
for (ptr = string_start; ptr != string_stop;
ptr = TAILQ_NEXT(ptr, entry)) {
if (ptr->type == MPP_T_STRING_DOT) {
if (dot_first == 0)
dot_first = 1;
num_dot++;
} else if (ptr->type == MPP_T_STRING_CHORD) {
if (dot_first == 0)
dot_first = -1;
if (dot_first == 1) {
/* dot is before the chord */
if ((num_dot - 1) == counter)
break;
} else {
/* dot is after the chord */
if (num_dot == counter)
break;
}
}
}
if (ptr != string_stop)
pinfo->chord = ptr;
pinfo->start = start;
pinfo->stop = stop;
/* compute chord profile */
for (ptr = start; ptr != stop; ptr = TAILQ_NEXT(ptr, entry)) {
if (ptr->type == MPP_T_SCORE_SUBDIV) {
int key = ptr->value[0];
if (key > pinfo->key_max)
pinfo->key_max = key;
pinfo->stats[MPP_BAND_REM(key, MPP_MAX_CHORD_BANDS)]++;
}
}
for (x = y = 0; x != MPP_MAX_CHORD_BANDS; x++) {
if (pinfo->stats[x] > pinfo->stats[y])
y = x;
}
/*
* The key having the most hits typically is
* the base:
*/
pinfo->key_base = y * MPP_BAND_STEP_CHORD;
/* valid chord/score found */
return (1);
}
counter++;
}
return (0);
}
void
MppHead :: optimise()
{
MppElement *start;
MppElement *stop;
MppElement *ptr;
MppElement *next;
int duration = 1;
int channel = 0;
int has_score = 0;
/* accumulate same duration and channel */
TAILQ_FOREACH(ptr, &head, entry) {
if (ptr->type == MPP_T_NEWLINE) {
duration = 1;
channel = 0;
} else if (ptr->type == MPP_T_DURATION) {
if (ptr->value[0] == duration) {
ptr->type = MPP_T_UNKNOWN;
ptr->txt = "";
} else {
duration = ptr->value[0];
}
} else if (ptr->type == MPP_T_CHANNEL) {
if (ptr->value[0] == channel) {
ptr->type = MPP_T_UNKNOWN;
ptr->txt = "";
} else {
channel = ptr->value[0];
}
}
}
/* remove unused channel and duration */
TAILQ_FOREACH_REVERSE(ptr, &head, MppElementHead, entry) {
if (ptr->type == MPP_T_NEWLINE) {
has_score = 0;
} else if (ptr->type == MPP_T_DURATION) {
if (has_score == 0) {
ptr->type = MPP_T_UNKNOWN;
ptr->txt = "";
}
} else if (ptr->type == MPP_T_CHANNEL) {
if (has_score == 0) {
ptr->type = MPP_T_UNKNOWN;
ptr->txt = "";
}
} else if (ptr->type == MPP_T_SCORE_SUBDIV ||
ptr->type == MPP_T_MACRO) {
has_score = 1;
}
}
/* normalize spaces */
for (start = stop = 0; foreachLine(&start, &stop); ) {
int last = MPP_T_UNKNOWN;
for (ptr = start; ptr != stop; ptr = TAILQ_NEXT(ptr, entry))
last = MppNormSpace(ptr, last);
}
/* remove unused entries, except labels */
for (ptr = TAILQ_FIRST(&head); ptr != NULL; ptr = next) {
next = TAILQ_NEXT(ptr, entry);
if (ptr->txt.isEmpty()) {
TAILQ_REMOVE(&head, ptr, entry);
delete ptr;
}
}
reset();
}
void
MppHead :: bassOffset(int which)
{
MppElement *ptr;
MppElement *start;
MppElement *stop;
int score[24];
int base[24];
int key[24];
uint8_t ns;
uint8_t nb;
uint8_t nk;
uint8_t x;
start = stop = 0;
while (foreachLine(&start, &stop) != 0) {
ns = 0;
for (ptr = start; ptr != stop;
ptr = TAILQ_NEXT(ptr, entry)) {
if (ptr->type == MPP_T_SCORE_SUBDIV) {
if (ns < 24)
score[ns++] = ptr->value[0];
}
}
if (ns == 0)
continue;
MppSort(score, ns);
MppSplitBaseTreble(score, ns, base, &nb, key, &nk);
if (nb == 0)
continue;
for (ptr = start; ptr != stop;
ptr = TAILQ_NEXT(ptr, entry)) {
if (ptr->type != MPP_T_SCORE_SUBDIV)
continue;
for (x = 0; x != nb; x++) {
if (ptr->value[0] != base[x])
continue;
if ((base[0] % MPP_MAX_CHORD_BANDS) !=
(base[x] % MPP_MAX_CHORD_BANDS)) {
/* remove all bass scores except first one */
ptr->type = MPP_T_UNKNOWN;
ptr->txt = "";
} else if (which != 0) {
MppElement *psa;
MppElement *psb;
psa = new MppElement(MPP_T_SPACE, start->line);
psa->txt = QString(" ");
psb = new MppElement(MPP_T_SCORE_SUBDIV,
start->line, ptr->value[0] + which);
psb->txt = MppKeyStr(ptr->value[0] + which);
TAILQ_INSERT_AFTER(&head, ptr, psb, entry);
TAILQ_INSERT_AFTER(&head, ptr, psa, entry);
ptr = psb;
}
break;
}
}
}
sortScore();
}
struct MppKeyInfo {
int channel;
int duration;
int key;
};
static int
MppCompareKeyInfo(void *arg, const void *pa, const void *pb)
{
MppKeyInfo *ma = (MppKeyInfo *)pa;
MppKeyInfo *mb = (MppKeyInfo *)pb;
if (ma->channel > mb->channel)
return (1);
if (ma->channel < mb->channel)
return (-1);
if (ma->duration > mb->duration)
return (1);
if (ma->duration < mb->duration)
return (-1);
if (ma->key > mb->key)
return (1);
if (ma->key < mb->key)
return (-1);
return (0);
}
void
MppHead :: sortScore()
{
MppElement *start;
MppElement *stop;
MppElement *ptr;
int duration;
int channel;
while (foreachLine(&start, &stop) != 0) {
struct MppKeyInfo *mk;
size_t num = 0;
size_t i;
for (ptr = start; ptr != stop; ptr = TAILQ_NEXT(ptr, entry)) {
switch (ptr->type) {
case MPP_T_SCORE_SUBDIV:
num++;
break;
default:
break;
}
}
if (num == 0)
continue;
mk = (struct MppKeyInfo *)malloc(num * sizeof(*mk));
if (mk == 0)
continue;
channel = 0;
duration = 1;
num = 0;
/* extract all keys */
for (ptr = start; ptr != stop; ptr = TAILQ_NEXT(ptr, entry)) {
switch (ptr->type) {
case MPP_T_DURATION:
duration = ptr->value[0];
ptr->type = MPP_T_UNKNOWN;
ptr->txt = "";
break;
case MPP_T_CHANNEL:
channel = ptr->value[0];
ptr->type = MPP_T_UNKNOWN;
ptr->txt = "";
break;
case MPP_T_SCORE_SUBDIV:
mk[num].channel = channel;
mk[num].duration = duration;
mk[num].key = ptr->value[0];
num++;
ptr->type = MPP_T_UNKNOWN;
ptr->txt = "";
break;
default:
break;
}
}
MppSort(mk, num, sizeof(*mk), MppCompareKeyInfo, 0);
/* output */
channel = 0;
duration = 1;
for (i = 0; i != num; i++) {
if (i != 0 && MppCompareKeyInfo(0, mk + i, mk + i - 1) == 0)
continue;
if (channel != mk[i].channel) {
channel = mk[i].channel;
ptr = new MppElement(MPP_T_CHANNEL, start->line, channel);
ptr->txt = QString("T%1").arg(channel);
TAILQ_INSERT_BEFORE(start, ptr, entry);
ptr = new MppElement(MPP_T_SPACE, start->line);
ptr->txt = QString(" ");
TAILQ_INSERT_BEFORE(start, ptr, entry);
}
if (duration != mk[i].duration) {
duration = mk[i].duration;
ptr = new MppElement(MPP_T_DURATION, start->line, duration);
ptr->txt = QString("U%1%2").arg((duration + 1) / 2)
.arg((duration & 1) ? "" : ".");
TAILQ_INSERT_BEFORE(start, ptr, entry);
ptr = new MppElement(MPP_T_SPACE, start->line);
ptr->txt = QString(" ");
TAILQ_INSERT_BEFORE(start, ptr, entry);
}
ptr = new MppElement(MPP_T_SCORE_SUBDIV, start->line, mk[i].key);
ptr->txt = MppKeyStr(mk[i].key);
TAILQ_INSERT_BEFORE(start, ptr, entry);
ptr = new MppElement(MPP_T_SPACE, start->line);
ptr->txt = QString(" ");
TAILQ_INSERT_BEFORE(start, ptr, entry);
}
free(mk);
}
}
void
MppHead :: transposeScore(int adjust, int sharp)
{
MppElement *ptr;
QString str;
if (sharp == 0) {
/* figure out sharp or flat */
TAILQ_FOREACH(ptr, &head, entry) {
if (ptr->type != MPP_T_STRING_CHORD)
continue;
/* If any sharp is seen, select sharp */
if (ptr->txt.indexOf("#") > -1) {