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feat: add projection toggle button to switch between perspective and orthographic views

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This commit is contained in:
AndreaRigoni
2026-04-02 14:42:38 +00:00
parent 96ab3b0930
commit 6396bdfebf
7 changed files with 159 additions and 4 deletions
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43
src/Vtk/vtkQViewport.cpp
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@@ -19,6 +19,7 @@ QViewport::QViewport(QWidget* parent)
, Viewport()
, m_VtkWidget(nullptr)
, m_GridButton(nullptr)
, m_ProjButton(nullptr)
{
// Build the layout – zero margins so VTK fills the entire widget
auto* layout = new QVBoxLayout(this);
@@ -58,6 +59,36 @@ QViewport::QViewport(QWidget* parent)
m_GridButton->setChecked(true); // Grid is on by default
connect(m_GridButton, &QPushButton::clicked, this, &QViewport::onGridButtonClicked);
// Projection Toggle Button (below grid button)
m_ProjButton = new QPushButton(m_VtkWidget);
m_ProjButton->setText("P");
m_ProjButton->setFixedSize(40, 40);
m_ProjButton->setToolTip("Toggle Perspective / Orthographic");
m_ProjButton->setStyleSheet(
"QPushButton {"
" border-radius: 20px;"
" background-color: rgba(40, 40, 40, 180);"
" color: white;"
" font-size: 22px;"
" border: 1.5px solid rgba(255, 255, 255, 60);"
"}"
"QPushButton:hover {"
" background-color: rgba(70, 70, 70, 200);"
" border: 1.5px solid rgba(255, 255, 255, 100);"
"}"
"QPushButton:checked {"
" background-color: rgba(0, 120, 215, 200);"
" color: white;"
" border: 1.5px solid rgba(255, 255, 255, 120);"
"}"
"QPushButton:pressed {"
" background-color: rgba(0, 90, 160, 220);"
"}"
);
m_ProjButton->setCheckable(true);
m_ProjButton->setChecked(false); // Perspective by default
connect(m_ProjButton, &QPushButton::clicked, this, &QViewport::onProjButtonClicked);
// After the Qt widget exists but before the first paint,
// attach the renderer and configure the pipeline.
SetupPipeline();
@@ -100,6 +131,11 @@ void QViewport::onGridButtonClicked()
SetGridVisible(m_GridButton->isChecked());
}
void QViewport::onProjButtonClicked()
{
SetParallelProjection(m_ProjButton->isChecked());
}
void QViewport::OnSelectionChanged(Puppet* p)
{
emit puppetSelected(p);
@@ -112,9 +148,14 @@ void QViewport::resizeEvent(QResizeEvent* event)
// Position under the gizmo (top-right corner).
// Standard CameraOrientationWidget is usually 150-180px.
int x = width() - m_GridButton->width() - 10;
int y = 160;
int y = 160;
m_GridButton->move(x, y);
}
if (m_ProjButton) {
int x = width() - m_ProjButton->width() - 10;
int y = 210;
m_ProjButton->move(x, y);
}
}
} // namespace Vtk