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//=============================================================================
// MuseScore
// Music Composition & Notation
//
// Copyright (C) 2018 Werner Schweer
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2
// as published by the Free Software Foundation and appearing in
// the file LICENCE.GPL
//=============================================================================
#include "scorediffmodel.h"
#include "libmscore/scorediff.h"
namespace Ms {
//---------------------------------------------------------
// RawScoreDiffModel::RawScoreDiffModel
//---------------------------------------------------------
RawScoreDiffModel::RawScoreDiffModel(ScoreDiff* d, bool skipEqual, QObject* parent)
: QAbstractListModel(parent), _diff(d), _skipEqual(skipEqual)
{
update();
}
//---------------------------------------------------------
// RawScoreDiffModel::update
//---------------------------------------------------------
void RawScoreDiffModel::update() {
beginResetModel();
_textDiffs.clear();
for (const TextDiff& diff : _diff->textDiffs()) {
if (_skipEqual && diff.type == DiffType::EQUAL)
continue;
if (diff.type == DiffType::REPLACE) {
// Push this item twice. First will be shown as DELETE,
// second as INSERT.
_textDiffs.push_back(&diff);
}
_textDiffs.push_back(&diff);
}
endResetModel();
}
//---------------------------------------------------------
// RawScoreDiffModel::rowCount
//---------------------------------------------------------
int RawScoreDiffModel::rowCount(const QModelIndex& parent) const
{
if (parent.isValid())
return 0;
return int(_textDiffs.size());
}
//---------------------------------------------------------
// RawScoreDiffModel::data
//---------------------------------------------------------
QVariant RawScoreDiffModel::data(const QModelIndex& index, int role) const
{
const int row = index.row();
if (row < 0 || row >= int(_textDiffs.size()))
return QVariant();
const TextDiff& diff = *_textDiffs[row];
switch(role) {
case Qt::DisplayRole:
{
DiffType type = diff.type;
if (diff.type == DiffType::REPLACE)
type = (row == 0 || _textDiffs[row - 1] != &diff) ? DiffType::DELETE : DiffType::INSERT;
return diff.toString(type);
}
case Qt::BackgroundRole:
switch(diff.type) {
case DiffType::DELETE:
return QBrush(Qt::red);
case DiffType::INSERT:
return QBrush(Qt::green);
default:
return QVariant();
}
}
return QVariant();
}
//---------------------------------------------------------
// ScoreDiffModel::rowCount
//---------------------------------------------------------
int ScoreDiffModel::rowCount(const QModelIndex& parent) const
{
if (parent.isValid())
return 0;
return int(_diff->diffs().size());
}
//---------------------------------------------------------
// ScoreDiffModel::data
//---------------------------------------------------------
QVariant ScoreDiffModel::data(const QModelIndex& index, int role) const
{
const int row = index.row();
if (row < 0 || row >= int(_diff->diffs().size()))
return QVariant();
const BaseDiff& diff = *_diff->diffs()[row];
switch(role) {
case Qt::DisplayRole:
return diff.toString();
}
return QVariant();
}
//---------------------------------------------------------
// ScoreDiffModel::diffItem
//---------------------------------------------------------
const BaseDiff* ScoreDiffModel::diffItem(const QModelIndex& index) const
{
const int row = index.row();
if (row < 0 || row >= int(_diff->diffs().size()))
return nullptr;
return _diff->diffs()[row];
}
}
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