Implemented a few room property inputs

2022-01-15 04:48:32 +01:00
parent ffd4c821ef
commit 25e522fd8a
42 changed files with 1507 additions and 294 deletions
@@ -0,0 +1,112 @@
+#include "roomeditwidget.h"
+
+#include <QDebug>
+#include <QPainter>
+#include <QPaintEvent>
+#include <QMouseEvent>
+
+RoomEditWidget::RoomEditWidget(QWidget *parent) :
+    QWidget{parent}
+{
+    setBackgroundRole(QPalette::Light);
+    setMouseTracking(true);
+    setFixedSize(640, 480);
+}
+
+void RoomEditWidget::setSnapX(int snapX)
+{
+    if (m_snapX == snapX)
+        return;
+    emit snapXChanged(m_snapX = snapX);
+    update();
+}
+
+void RoomEditWidget::setSnapY(int snapY)
+{
+    if (m_snapY == snapY)
+        return;
+    emit snapYChanged(m_snapY = snapY);
+    update();
+}
+
+void RoomEditWidget::setGridEnabled(bool gridEnabled)
+{
+    if (m_gridEnabled == gridEnabled)
+        return;
+    emit gridEnabledChanged(m_gridEnabled = gridEnabled);
+    update();
+}
+
+void RoomEditWidget::setIsometricGrid(bool isometricGrid)
+{
+    if (m_isometricGrid == isometricGrid)
+        return;
+    emit isometricGridChanged(m_isometricGrid = isometricGrid);
+    update();
+}
+
+void RoomEditWidget::setGridRole(QPalette::ColorRole gridRole)
+{
+    if (gridRole == m_gridRole)
+        return;
+    m_gridRole = gridRole;
+    update();
+}
+
+void RoomEditWidget::paintEvent(QPaintEvent *event)
+{
+    Q_UNUSED(event)
+
+    if (m_gridEnabled)
+    {
+        if (!m_gridBrush || m_gridBrush->snapX != m_snapX || m_gridBrush->snapY != m_snapY)
+        {
+            QPixmap pixmap{m_snapX, m_snapY};
+
+            {
+                QPainter painter{&pixmap};
+                painter.setPen(palette().color(m_gridRole));
+                painter.drawLine(0, 0, m_snapX, 0);
+                painter.drawLine(0, 0, 0, m_snapY);
+
+                painter.fillRect(1, 1, m_snapX - 1, m_snapY - 1, palette().color(backgroundRole()));
+            }
+
+            m_gridBrush = GridBrush {
+                .snapX = m_snapX,
+                .snapY = m_snapY,
+                .brush = QBrush{std::   move(pixmap)}
+            };
+        }
+    }
+    else
+        m_gridBrush = std::nullopt;
+
+    QPainter painter{this};
+    painter.fillRect(rect(), m_gridBrush ? m_gridBrush->brush : palette().color(backgroundRole()));
+}
+
+void RoomEditWidget::mousePressEvent(QMouseEvent *event)
+{
+    QWidget::mousePressEvent(event);
+}
+
+void RoomEditWidget::mouseReleaseEvent(QMouseEvent *event)
+{
+    QWidget::mouseReleaseEvent(event);
+}
+
+void RoomEditWidget::mouseMoveEvent(QMouseEvent *event)
+{
+    QWidget::mouseMoveEvent(event);
+
+    emit cursorMoved(snapPoint(event->pos()));
+}
+
+QPoint RoomEditWidget::snapPoint(const QPoint &point) const
+{
+    return QPoint{
+        m_snapX > 1 ? ((point.x() + (m_snapX / 2)) / m_snapX * m_snapX) : point.x(),
+        m_snapY > 1 ? ((point.y() + (m_snapY / 2)) / m_snapY * m_snapY) : point.y(),
+    };
+}