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Gui: Add Show Plane utility to 2D Objects

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This commit is contained in:
Kacper Donat
2025-01-06 23:18:02 +01:00
committed by Chris Hennes
parent 14f37f732d
commit 738a044f3c
3 changed files with 135 additions and 5 deletions
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118
src/Mod/Part/Gui/ViewProvider2DObject.cpp
View File

@@ -45,6 +45,10 @@
#include "ViewProvider2DObject.h"
#include <Inventor/nodes/SoFaceSet.h>
#include <Inventor/nodes/SoShapeHints.h>
#include <Inventor/nodes/SoSwitch.h>
using namespace PartGui;
using namespace std;
@@ -317,10 +321,45 @@ void ViewProvider2DObjectGrid::updateGridExtent(float minx, float maxx, float mi
PROPERTY_SOURCE(PartGui::ViewProvider2DObject, PartGui::ViewProviderPart)
ViewProvider2DObject::ViewProvider2DObject() = default;
ViewProvider2DObject::ViewProvider2DObject()
: plane(new SoSwitch)
{
ADD_PROPERTY_TYPE(ShowPlane,
(false),
"Display Options",
(App::PropertyType)(App::Prop_None),
"If true, plane related with object is additionally rendered.");
}
ViewProvider2DObject::~ViewProvider2DObject() = default;
void ViewProvider2DObject::attach(App::DocumentObject* documentObject)
{
ViewProviderPart::attach(documentObject);
getAnnotation()->addChild(plane);
updatePlane();
}
void ViewProvider2DObject::updateData(const App::Property* property)
{
ViewProviderPart::updateData(property);
if (dynamic_cast<const Part::PropertyPartShape*>(property)) {
updatePlane();
}
}
void ViewProvider2DObject::onChanged(const App::Property* property)
{
ViewProviderPart::onChanged(property);
if (property == &ShowPlane) {
plane->whichChild = ShowPlane.getValue() ? SO_SWITCH_ALL : SO_SWITCH_NONE;
}
}
std::vector<std::string> ViewProvider2DObject::getDisplayModes() const
{
// get the modes of the father
@@ -340,6 +379,83 @@ const char* ViewProvider2DObject::getDefaultDisplayMode() const
return "Wireframe";
}
void ViewProvider2DObject::updatePlane()
{
plane->whichChild = ShowPlane.getValue() ? SO_SWITCH_ALL : SO_SWITCH_NONE;
Gui::coinRemoveAllChildren(plane);
auto shapeProperty = getObject()->getPropertyByName<Part::PropertyPartShape>("Shape");
if (!shapeProperty) {
return;
}
auto bbox = shapeProperty->getBoundingBox();
Base::Placement place = shapeProperty->getComplexData()->getPlacement();
Base::ViewOrthoProjMatrix proj(place.inverse().toMatrix());
Base::BoundBox2d bb = bbox.ProjectBox(&proj);
SbVec3f verts[4] = {
SbVec3f(bb.MinX - horizontalPlanePadding, bb.MinY - verticalPlanePadding, 0),
SbVec3f(bb.MinX - horizontalPlanePadding, bb.MaxY + verticalPlanePadding, 0),
SbVec3f(bb.MaxX + horizontalPlanePadding, bb.MaxY + verticalPlanePadding, 0),
SbVec3f(bb.MaxX + horizontalPlanePadding, bb.MinY - verticalPlanePadding, 0),
};
static const int32_t lines[6] = { 0, 1, 2, 3, 0, -1 };
auto pCoords = new SoCoordinate3();
pCoords->point.setNum(4);
pCoords->point.setValues(0, 4, verts);
plane->addChild(pCoords);
auto pLines = new SoIndexedLineSet();
pLines->coordIndex.setNum(6);
pLines->coordIndex.setValues(0, 6, lines);
plane->addChild(pLines);
// add semi transparent face
auto faceSeparator = new SoSeparator();
plane->addChild(faceSeparator);
auto material = new SoMaterial();
SbColor color(1.0f, 1.0f, 0.0f);
material->transparency.setValue(0.85f);
material->ambientColor.setValue(color);
material->diffuseColor.setValue(color);
faceSeparator->addChild(material);
// disable backface culling and render with two-sided lighting
auto shapeHints = new SoShapeHints();
shapeHints->vertexOrdering = SoShapeHints::COUNTERCLOCKWISE;
shapeHints->shapeType = SoShapeHints::UNKNOWN_SHAPE_TYPE;
faceSeparator->addChild(shapeHints);
auto pickStyle = new SoPickStyle();
pickStyle->style = SoPickStyle::UNPICKABLE;
faceSeparator->addChild(pickStyle);
auto faceSet = new SoFaceSet();
auto vertexProperty = new SoVertexProperty();
vertexProperty->vertex.setValues(0, 4, verts);
faceSet->vertexProperty.setValue(vertexProperty);
faceSeparator->addChild(faceSet);
auto ps = new SoPickStyle();
ps->style.setValue(SoPickStyle::BOUNDING_BOX);
auto dashed = new SoDrawStyle();
dashed->linePattern = 0xF0F0;
auto annotation = new SoAnnotation();
annotation->addChild(dashed);
annotation->addChild(pLines);
plane->addChild(annotation);
plane->addChild(ps);
}
namespace Gui {
/// @cond DOXERR
PROPERTY_SOURCE_TEMPLATE(PartGui::ViewProvider2DObjectPython, PartGui::ViewProvider2DObject)

15
src/Mod/Part/Gui/ViewProvider2DObject.h
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@@ -41,13 +41,28 @@ class PartGuiExport ViewProvider2DObject : public PartGui::ViewProviderPart
{
PROPERTY_HEADER_WITH_OVERRIDE(PartGui::ViewProvider2DObject);
static constexpr float horizontalPlanePadding = 8;
static constexpr float verticalPlanePadding = 5;
public:
/// constructor
ViewProvider2DObject();
/// destructor
~ViewProvider2DObject() override;
App::PropertyBool ShowPlane;
void attach(App::DocumentObject*) override;
void updateData(const App::Property *) override;
void onChanged(const App::Property *) override;
std::vector<std::string> getDisplayModes() const override;
const char* getDefaultDisplayMode() const override;
protected:
void updatePlane();
Gui::CoinPtr<SoSwitch> plane;
};
class PartGuiExport ViewProvider2DObjectGrid : public ViewProvider2DObject

7
src/Mod/Sketcher/Gui/ViewProviderSketch.cpp
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@@ -2923,8 +2923,7 @@ void ViewProviderSketch::onChanged(const App::Property* prop)
return;
}
// call father
ViewProviderPart::onChanged(prop);
ViewProvider2DObject::onChanged(prop);
}
void SketcherGui::ViewProviderSketch::startRestoring()
@@ -2960,14 +2959,14 @@ void SketcherGui::ViewProviderSketch::finishRestoring()
void ViewProviderSketch::attach(App::DocumentObject* pcFeat)
{
ViewProviderPart::attach(pcFeat);
ViewProvider2DObject::attach(pcFeat);
}
void ViewProviderSketch::setupContextMenu(QMenu* menu, QObject* receiver, const char* member)
{
menu->addAction(tr("Edit sketch"), receiver, member);
// Call the extensions
Gui::ViewProvider::setupContextMenu(menu, receiver, member);
ViewProvider::setupContextMenu(menu, receiver, member);
}
bool ViewProviderSketch::setEdit(int ModNum)