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#include "preferences/colorpaletteeditormodel.h"
#include <util/assert.h>
#include <util/rangelist.h>
#include <QList>
#include <QMap>
#include <QMultiMap>
#include <algorithm>
#include "engine/controls/cuecontrol.h"
#include "moc_colorpaletteeditormodel.cpp"
namespace {
QIcon toQIcon(const QColor& color) {
QPixmap pixmap(50, 50);
pixmap.fill(color);
return QIcon(pixmap);
}
HotcueIndexListItem* toHotcueIndexListItem(QStandardItem* pFrom) {
VERIFY_OR_DEBUG_ASSERT(pFrom->type() == QStandardItem::UserType) {
return nullptr;
}
return static_cast<HotcueIndexListItem*>(pFrom);
}
} // namespace
ColorPaletteEditorModel::ColorPaletteEditorModel(QObject* parent)
: QStandardItemModel(parent),
m_bEmpty(true),
m_bDirty(false) {
connect(this,
&ColorPaletteEditorModel::rowsRemoved,
this,
[this] {
if (rowCount() == 0) {
m_bEmpty = true;
emit emptyChanged(true);
}
setDirty(true);
});
connect(this,
&ColorPaletteEditorModel::rowsInserted,
this,
[this] {
if (m_bEmpty && rowCount() != 0) {
m_bEmpty = false;
emit emptyChanged(true);
}
setDirty(true);
});
connect(this,
&ColorPaletteEditorModel::rowsMoved,
this,
[this] {
setDirty(true);
});
}
bool ColorPaletteEditorModel::dropMimeData(const QMimeData* data, Qt::DropAction action, int row, int column, const QModelIndex& parent) {
// Always move the entire row, and don't allow column "shifting"
Q_UNUSED(column);
return QStandardItemModel::dropMimeData(data, action, row, 0, parent);
}
bool ColorPaletteEditorModel::setData(const QModelIndex& modelIndex, const QVariant& value, int role) {
setDirty(true);
if (modelIndex.isValid() && modelIndex.column() == 1) {
const bool initialAttemptSuccessful = QStandardItemModel::setData(modelIndex, value, role);
const auto* pHotcueIndexListItem = toHotcueIndexListItem(itemFromIndex(modelIndex));
VERIFY_OR_DEBUG_ASSERT(pHotcueIndexListItem) {
return false;
}
auto hotcueIndexList = pHotcueIndexListItem->getHotcueIndexList();
// make sure no index is outside of range
DEBUG_ASSERT(std::is_sorted(hotcueIndexList.cbegin(), hotcueIndexList.cend()));
auto endUpper = std::upper_bound(
hotcueIndexList.begin(), hotcueIndexList.end(), NUM_HOT_CUES);
hotcueIndexList.erase(endUpper, hotcueIndexList.end());
auto endLower = std::upper_bound(hotcueIndexList.begin(), hotcueIndexList.end(), 0);
hotcueIndexList.erase(hotcueIndexList.begin(), endLower);
for (int i = 0; i < rowCount(); ++i) {
auto* pHotcueIndexListItem = toHotcueIndexListItem(item(i, 1));
if (pHotcueIndexListItem == nullptr) {
continue;
}
if (i == modelIndex.row()) {
pHotcueIndexListItem->setHotcueIndexList(hotcueIndexList);
} else {
pHotcueIndexListItem->removeIndicies(hotcueIndexList);
}
}
return initialAttemptSuccessful;
}
return QStandardItemModel::setData(modelIndex, value, role);
}
void ColorPaletteEditorModel::setColor(int row, const QColor& color) {
QStandardItem* pItem = item(row, 0);
if (pItem) {
pItem->setIcon(toQIcon(color));
pItem->setText(color.name());
}
setDirty(true);
}
void ColorPaletteEditorModel::appendRow(
const QColor& color, const QList<int>& hotcueIndicies) {
QStandardItem* pColorItem = new QStandardItem(toQIcon(color), color.name());
pColorItem->setEditable(false);
pColorItem->setDropEnabled(false);
QStandardItem* pHotcueIndexItem = new HotcueIndexListItem(hotcueIndicies);
pHotcueIndexItem->setEditable(true);
pHotcueIndexItem->setDropEnabled(false);
QStandardItemModel::appendRow(
QList<QStandardItem*>{pColorItem, pHotcueIndexItem});
}
void ColorPaletteEditorModel::setColorPalette(const ColorPalette& palette) {
// Remove all rows
removeRows(0, rowCount());
// Make a map of hotcue indices
QMultiMap<int, int> hotcueColorIndicesMap;
QList<int> colorIndicesByHotcue = palette.getIndicesByHotcue();
for (int i = 0; i < colorIndicesByHotcue.size(); i++) {
int colorIndex = colorIndicesByHotcue.at(i);
hotcueColorIndicesMap.insert(colorIndex, i + 1);
}
for (int i = 0; i < palette.size(); i++) {
QColor color = mixxx::RgbColor::toQColor(palette.at(i));
QList<int> colorIndex = hotcueColorIndicesMap.values(i);
appendRow(color, colorIndex);
}
setDirty(false);
}
ColorPalette ColorPaletteEditorModel::getColorPalette(
const QString& name) const {
QList<mixxx::RgbColor> colors;
QMap<int, int> hotcueColorIndices;
for (int i = 0; i < rowCount(); i++) {
QStandardItem* pColorItem = item(i, 0);
const auto* pHotcueIndexItem = toHotcueIndexListItem(item(i, 1));
if (!pHotcueIndexItem) {
continue;
}
mixxx::RgbColor::optional_t color =
mixxx::RgbColor::fromQString(pColorItem->text());
if (color) {
const QList<int> hotcueIndexes = pHotcueIndexItem->getHotcueIndexList();
colors << *color;
for (int index : hotcueIndexes) {
hotcueColorIndices.insert(index - 1, colors.size() - 1);
}
}
}
// If we have a non consequitive list of hotcue indexes, indexes are shifted down
// due to the sorting nature of QMap. This is intended, this way we have a color for every hotcue.
return ColorPalette(name, colors, hotcueColorIndices.values());
}
HotcueIndexListItem::HotcueIndexListItem(const QList<int>& hotcueList)
: QStandardItem(), m_hotcueIndexList(hotcueList) {
std::sort(m_hotcueIndexList.begin(), m_hotcueIndexList.end());
}
QVariant HotcueIndexListItem::data(int role) const {
switch (role) {
case Qt::DisplayRole:
case Qt::EditRole: {
return QVariant(mixxx::stringifyRangeList(m_hotcueIndexList));
break;
}
default:
return QStandardItem::data(role);
break;
}
}
void HotcueIndexListItem::setData(const QVariant& value, int role) {
switch (role) {
case Qt::EditRole: {
const QList<int> newHotcueIndicies = mixxx::parseRangeList(value.toString());
if (m_hotcueIndexList != newHotcueIndicies) {
m_hotcueIndexList = newHotcueIndicies;
emitDataChanged();
}
break;
}
default:
QStandardItem::setData(value, role);
break;
}
}
void HotcueIndexListItem::removeIndicies(const QList<int>& otherIndicies) {
DEBUG_ASSERT(std::is_sorted(otherIndicies.cbegin(), otherIndicies.cend()));
DEBUG_ASSERT(std::is_sorted(m_hotcueIndexList.cbegin(), m_hotcueIndexList.cend()));
QList<int> hotcueIndiciesWithOthersRemoved;
hotcueIndiciesWithOthersRemoved.reserve(m_hotcueIndexList.size());
std::set_difference(m_hotcueIndexList.cbegin(),
m_hotcueIndexList.cend(),
otherIndicies.cbegin(),
otherIndicies.cend(),
std::back_inserter(hotcueIndiciesWithOthersRemoved));
if (m_hotcueIndexList != hotcueIndiciesWithOthersRemoved) {
m_hotcueIndexList = hotcueIndiciesWithOthersRemoved;
emitDataChanged();
}
}
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