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#include "lc_global.h"
#include "lc_ladderwidget.h"
#include "lc_objectproperty.h"
lcLadderWidget::lcLadderWidget(QAbstractSpinBox* SpinBox, lcFloatPropertySnap Snap)
: QWidget(SpinBox, Qt::Popup | Qt::Sheet), mSpinBox(SpinBox)
{
mSpinBox->installEventFilter(this);
CalculateSteps(Snap);
}
void lcLadderWidget::Show()
{
#if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))
QScreen* Screen = screen();
const QRect Desktop = Screen ? Screen->geometry() : QRect();
#else
const QRect Desktop = QApplication::desktop()->geometry();
#endif
int LineHeight = QFontMetrics(font()).height();
int CellSize = LineHeight * 4;
setFixedSize(CellSize, static_cast<int>(mSteps.size()) * CellSize);
adjustSize();
int HalfWidth = width() / 2;
int HalfHeight = height() / 2;
QPoint Position = QCursor::pos() - QPoint(HalfWidth, HalfHeight);
if (Position.x() - HalfWidth < Desktop.left())
Position.setX(Desktop.left() + HalfWidth);
if (Position.y() - HalfHeight < Desktop.top())
Position.setY(Desktop.top() + HalfHeight);
if ((Position.x() + HalfHeight) > Desktop.width())
Position.setX(Desktop.width() - HalfHeight);
if (Position.y() + HalfHeight > Desktop.bottom())
Position.setY(Desktop.bottom() - HalfHeight);
move(Position);
mLastMousePositionX = mapFromGlobal(QCursor::pos()).x();
UpdateMousePosition();
show();
grabMouse();
}
void lcLadderWidget::CalculateSteps(lcFloatPropertySnap Snap)
{
QDoubleSpinBox* SpinBox = qobject_cast<QDoubleSpinBox*>(mSpinBox);
switch (Snap)
{
case lcFloatPropertySnap::Auto:
if (SpinBox)
{
double Max = SpinBox->maximum();
if (Max > 200.0)
mSteps = { 1000.0, 100.0, 10.0, 1.0, 0.1 };
else
mSteps = { 30.0, 10.0, 1.0, 0.1, 0.01 };
}
break;
case lcFloatPropertySnap::PiecePositionXY:
mSteps = { 80.0, 40.0, 24.0, 20.0, 10.0, 8.0, 1.0 };
break;
case lcFloatPropertySnap::PiecePositionZ:
mSteps = { 192.0, 96.0, 48.0, 24.0, 10.0, 8.0, 1.0 };
break;
case lcFloatPropertySnap::Position:
mSteps = { 1000.0, 100.0, 50.0, 10.0, 5.0, 1.0, 0.1 };
break;
case lcFloatPropertySnap::Rotation:
mSteps = { 45.0, 30.0, 22.5, 15.0, 5.0, 1.0, 0.1 };
break;
}
if (mSteps.empty())
mSteps = { 100.0, 10.0, 1.0, 0.1, 0.01 };
}
void lcLadderWidget::UpdateMousePosition()
{
QPoint MousePosition = mapFromGlobal(QCursor::pos());
if (rect().contains(MousePosition))
{
int CellHeight = height() / static_cast<int>(mSteps.size());
int CurrentStep = MousePosition.y() / CellHeight;
if (CurrentStep != mCurrentStep)
{
mCurrentStep = CurrentStep;
update();
}
}
if (mCurrentStep != -1)
{
QDoubleSpinBox* SpinBox = qobject_cast<QDoubleSpinBox*>(mSpinBox);
if (SpinBox)
{
const int Sensitivity = 15;
int Steps = (MousePosition.x() - mLastMousePositionX) / Sensitivity;
if (Steps)
{
mLastMousePositionX = MousePosition.x();
SpinBox->setValue(SpinBox->value() + mSteps[mCurrentStep] * Steps);
update();
}
}
}
}
void lcLadderWidget::CancelEditing()
{
emit EditingCanceled();
releaseMouse();
deleteLater();
}
void lcLadderWidget::FinishEditing()
{
emit EditingFinished();
releaseMouse();
deleteLater();
}
void lcLadderWidget::paintEvent(QPaintEvent* Event)
{
Q_UNUSED(Event);
QPainter Painter(this);
int CellWidth = width();
int CellHeight = height() / static_cast<int>(mSteps.size());
Painter.fillRect(rect(), palette().brush(QPalette::Base));
if (mCurrentStep != -1)
{
QRect Rect(0, mCurrentStep * CellHeight, CellWidth, CellHeight);
Painter.fillRect(Rect, palette().brush(QPalette::Highlight));
}
Painter.setFont(font());
Painter.setPen(palette().color(QPalette::Text));
for (int Step = 0; Step < static_cast<int>(mSteps.size()); Step++)
{
QRect Rect(0, Step * CellHeight, CellWidth, CellHeight);
QTextOption TextOption(Qt::AlignCenter);
QString Text = QString::number(mSteps[Step]);
if (Step == mCurrentStep && mSpinBox)
Text = QString("%1\n\n(%2)").arg(Text, mSpinBox->text());
Painter.drawText(Rect, Text, TextOption);
}
Painter.setPen(palette().color(QPalette::Shadow));
QRect Rect(rect());
Rect.adjust(0, 0, -1, -1);
Painter.drawRect(Rect);
for (int Step = 1; Step < static_cast<int>(mSteps.size()); Step++)
Painter.drawLine(0, Step * CellHeight, CellWidth, Step * CellHeight);
}
bool lcLadderWidget::eventFilter(QObject* Object, QEvent* Event)
{
if (Event->type() == QEvent::ShortcutOverride || Event->type() == QEvent::KeyPress)
{
QKeyEvent* KeyEvent = static_cast<QKeyEvent*>(Event);
if (KeyEvent->key() == Qt::Key_Escape)
{
CancelEditing();
KeyEvent->accept();
return true;
}
}
return QWidget::eventFilter(Object, Event);
}
void lcLadderWidget::mousePressEvent(QMouseEvent* MouseEvent)
{
CancelEditing();
QWidget::mousePressEvent(MouseEvent);
}
void lcLadderWidget::mouseMoveEvent(QMouseEvent* MouseEvent)
{
UpdateMousePosition();
QWidget::mouseMoveEvent(MouseEvent);
}
void lcLadderWidget::mouseReleaseEvent(QMouseEvent* MouseEvent)
{
FinishEditing();
QWidget::mouseReleaseEvent(MouseEvent);
}
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