Expand the render model mouse control area

Click the middle mouse on the area out of the canvas can also rotate or move the render model.

src/documentwindow.cpp

@@ -219,11 +219,13 @@ SkeletonDocumentWindow::SkeletonDocumentWindow() :
     containerWidget->setMinimumSize(400, 400);
 
     m_modelRenderWidget = new ModelWidget(containerWidget);
+    m_modelRenderWidget->setAttribute(Qt::WA_TransparentForMouseEvents);
     m_modelRenderWidget->setMinimumSize(SkeletonDocumentWindow::m_modelRenderWidgetInitialSize, SkeletonDocumentWindow::m_modelRenderWidgetInitialSize);
     m_modelRenderWidget->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Minimum);
     m_modelRenderWidget->move(SkeletonDocumentWindow::m_modelRenderWidgetInitialX, SkeletonDocumentWindow::m_modelRenderWidgetInitialY);
     
     m_graphicsWidget->setModelWidget(m_modelRenderWidget);
+    containerWidget->setModelWidget(m_modelRenderWidget);
     
     m_document->setSharedContextWidget(m_modelRenderWidget);
     

src/graphicscontainerwidget.cpp

@@ -11,7 +11,36 @@ void GraphicsContainerWidget::resizeEvent(QResizeEvent *event)
         emit containerSizeChanged(event->size());
 }
 
+void GraphicsContainerWidget::mousePressEvent(QMouseEvent *event)
+{
+    if (m_modelWidget)
+        m_modelWidget->inputMousePressEventFromOtherWidget(event);
+}
+
+void GraphicsContainerWidget::mouseMoveEvent(QMouseEvent *event)
+{
+    if (m_modelWidget)
+        m_modelWidget->inputMouseMoveEventFromOtherWidget(event);
+}
+
+void GraphicsContainerWidget::mouseReleaseEvent(QMouseEvent *event)
+{
+    if (m_modelWidget)
+        m_modelWidget->inputMouseReleaseEventFromOtherWidget(event);
+}
+
+void GraphicsContainerWidget::wheelEvent(QWheelEvent *event)
+{
+    if (m_modelWidget)
+        m_modelWidget->inputWheelEventFromOtherWidget(event);
+}
+
 void GraphicsContainerWidget::setGraphicsWidget(QWidget *graphicsWidget)
 {
     m_graphicsWidget = graphicsWidget;
 }
+
+void GraphicsContainerWidget::setModelWidget(ModelWidget *modelWidget)
+{
+    m_modelWidget = modelWidget;
+}

src/graphicscontainerwidget.h

@@ -2,6 +2,9 @@
 #define DUST3D_GRAPHICS_CONTAINER_WIDGET_H
 #include <QWidget>
 #include <QResizeEvent>
+#include <QMouseEvent>
+#include <QWheelEvent>
+#include "modelwidget.h"
 
 class GraphicsContainerWidget : public QWidget
 {
@@ -10,10 +13,17 @@ signals:
     void containerSizeChanged(QSize size);
 public:
     GraphicsContainerWidget();
-    void resizeEvent(QResizeEvent *event) override;
     void setGraphicsWidget(QWidget *graphicsWidget);
+    void setModelWidget(ModelWidget *modelWidget);
+protected:
+    void resizeEvent(QResizeEvent *event) override;
+    void mousePressEvent(QMouseEvent *event) override;
+    void mouseMoveEvent(QMouseEvent *event) override;
+    void mouseReleaseEvent(QMouseEvent *event) override;
+    void wheelEvent(QWheelEvent *event) override;
 private:
     QWidget *m_graphicsWidget = nullptr;
+    ModelWidget *m_modelWidget = nullptr;
 };
 
 #endif

src/modelwidget.cpp

@@ -20,8 +20,6 @@ ModelWidget::ModelWidget(QWidget *parent) :
     m_moveEnabled(true),
     m_zoomEnabled(true)
 {
-    setAttribute(Qt::WA_TransparentForMouseEvents);
-    
     // --transparent causes the clear color to be transparent. Therefore, on systems that
     // support it, the widget will become transparent apart from the logo.
     if (m_transparent) {
@@ -295,3 +293,24 @@ void ModelWidget::enableZoom(bool enabled)
 {
     m_zoomEnabled = enabled;
 }
+
+void ModelWidget::mousePressEvent(QMouseEvent *event)
+{
+    inputMousePressEventFromOtherWidget(event);
+}
+
+void ModelWidget::mouseMoveEvent(QMouseEvent *event)
+{
+    inputMouseMoveEventFromOtherWidget(event);
+}
+
+void ModelWidget::wheelEvent(QWheelEvent *event)
+{
+    inputWheelEventFromOtherWidget(event);
+}
+
+void ModelWidget::mouseReleaseEvent(QMouseEvent *event)
+{
+    inputMouseReleaseEventFromOtherWidget(event);
+}
+

src/modelwidget.h

@@ -51,6 +51,10 @@ protected:
     void initializeGL() override;
     void paintGL() override;
     void resizeGL(int width, int height) override;
+    void mousePressEvent(QMouseEvent *event) override;
+    void mouseMoveEvent(QMouseEvent *event) override;
+    void wheelEvent(QWheelEvent *event) override;
+    void mouseReleaseEvent(QMouseEvent *event) override;
 public:
     int xRot();
     int yRot();

src/motionwidget.cpp

@@ -8,6 +8,7 @@ MotionWidget::MotionWidget(const Document *document, QUuid motionId) :
     setObjectName("MotionFrame");
 
     m_previewWidget = new ModelWidget(this);
+    m_previewWidget->setAttribute(Qt::WA_TransparentForMouseEvents);
     m_previewWidget->setFixedSize(Theme::motionPreviewImageSize, Theme::motionPreviewImageSize);
     m_previewWidget->enableMove(false);
     m_previewWidget->enableZoom(false);

src/partwidget.cpp

@@ -56,6 +56,7 @@ PartWidget::PartWidget(const Document *document, QUuid partId) :
     initButton(m_wrapButton);
     
     m_previewWidget = new ModelWidget;
+    m_previewWidget->setAttribute(Qt::WA_TransparentForMouseEvents);
     m_previewWidget->enableMove(false);
     m_previewWidget->enableZoom(false);
     m_previewWidget->setFixedSize(Theme::partPreviewImageSize, Theme::partPreviewImageSize);

src/posewidget.cpp

@@ -8,6 +8,7 @@ PoseWidget::PoseWidget(const Document *document, QUuid poseId) :
     setObjectName("PoseFrame");
 
     m_previewWidget = new ModelWidget(this);
+    m_previewWidget->setAttribute(Qt::WA_TransparentForMouseEvents);
     m_previewWidget->setFixedSize(Theme::posePreviewImageSize, Theme::posePreviewImageSize);
     m_previewWidget->enableMove(false);
     m_previewWidget->enableZoom(false);