Lots of widget preperations for image editor

src/editor/dialogs/imageeditordialog.cpp

@@ -3,6 +3,7 @@
 
 #include <QMessageBox>
 #include <QDebug>
+#include <QButtonGroup>
 
 ImageEditorDialog::ImageEditorDialog(const QPixmap &pixmap, const QString &title, QWidget *parent) :
     QDialog{parent},
@@ -23,6 +24,53 @@ ImageEditorDialog::ImageEditorDialog(const QPixmap &pixmap, const QString &title
 
     m_ui->scrollArea->setBackgroundRole(QPalette::Dark);
 
+    {
+        auto group = new QButtonGroup{this};
+        group->setExclusive(true);
+        group->addButton(m_ui->toolButtonDraw);
+        group->addButton(m_ui->toolButtonSpray);
+        group->addButton(m_ui->toolButtonErase);
+        group->addButton(m_ui->toolButtonPick);
+        group->addButton(m_ui->toolButtonLine);
+        group->addButton(m_ui->toolButtonPolygon);
+        group->addButton(m_ui->toolButtonRectangle);
+        group->addButton(m_ui->toolButtonEllipse);
+        group->addButton(m_ui->toolButtonRoundedRectangle);
+        group->addButton(m_ui->toolButtonSelectRegion);
+        group->addButton(m_ui->toolButtonSelectWand);
+        group->addButton(m_ui->toolButtonSelectSpray);
+        group->addButton(m_ui->toolButtonText);
+        group->addButton(m_ui->toolButtonFill);
+        group->addButton(m_ui->toolButtonReplace);
+    }
+
+    {
+        auto group = new QButtonGroup{this};
+        group->setExclusive(true);
+        group->addButton(m_ui->pushButtonLine1);
+        group->addButton(m_ui->pushButtonLine2);
+        group->addButton(m_ui->pushButtonLine3);
+        group->addButton(m_ui->pushButtonLine4);
+    }
+
+    {
+        auto group = new QButtonGroup{this};
+        group->setExclusive(true);
+        group->addButton(m_ui->pushButtonBorder);
+        group->addButton(m_ui->pushButtonBorderFill);
+        group->addButton(m_ui->pushButtonFill);
+    }
+
+    {
+        auto group = new QButtonGroup{this};
+        group->setExclusive(true);
+        group->addButton(m_ui->toolButtonAlignLeft);
+        group->addButton(m_ui->toolButtonCenter);
+        group->addButton(m_ui->toolButtonAlignRight);
+    }
+
+    m_ui->toolButtonDraw->click();
+
     m_ui->canvas->setPixmap(m_pixmap);
 }
 

src/editor/widgets/drawingcanvaswidget.cpp

@@ -2,6 +2,7 @@
 
 #include <QPixmap>
 #include <QPainter>
+#include <QMouseEvent>
 
 DrawingCanvasWidget::DrawingCanvasWidget(QWidget *parent) :
     QWidget{parent}
@@ -57,3 +58,28 @@ void DrawingCanvasWidget::paintEvent(QPaintEvent *ev)
 
     painter.drawPixmap(rect(), *m_pixmap);
 }
+
+void DrawingCanvasWidget::mousePressEvent(QMouseEvent *event)
+{
+    QWidget::mousePressEvent(event);
+
+    if (event->button() == Qt::LeftButton)
+    {
+        setMouseTracking(true);
+    }
+}
+
+void DrawingCanvasWidget::mouseReleaseEvent(QMouseEvent *event)
+{
+    QWidget::mouseReleaseEvent(event);
+
+    if (event->button() == Qt::LeftButton)
+    {
+        setMouseTracking(false);
+    }
+}
+
+void DrawingCanvasWidget::mouseMoveEvent(QMouseEvent *event)
+{
+    QWidget::mouseMoveEvent(event);
+}

src/editor/widgets/drawingcanvaswidget.h

@@ -23,6 +23,9 @@ signals:
 
 protected:
     void paintEvent(QPaintEvent *ev) override;
+    void mousePressEvent(QMouseEvent *event) override;
+    void mouseReleaseEvent(QMouseEvent *event) override;
+    void mouseMoveEvent(QMouseEvent *event) override;
 
 private:
     QPixmap *m_pixmap{};