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Some simple svg output.

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This commit is contained in:
James Grogan 2022-12-08 13:52:37 +00:00
parent 1fc730d413
commit b101a5f87c
11 changed files with 87 additions and 6 deletions
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29
src/publishing/plotting/SvgConverter.cpp
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@ -8,6 +8,7 @@
#include "AbstractMesh.h"
#include "TriMesh.h"
#include "AbstractFace.h"
#include "SvgShapeElements.h"
@ -16,22 +17,44 @@ std::unique_ptr<SvgDocument> SvgConverter::convert(Scene* scene)
auto doc = std::make_unique<SvgDocument>();
scene->update();
for(auto item : scene->getItems())
{
if (item->getType() == SceneItem::Type::MODEL)
{
auto mesh = dynamic_cast<SceneModel*>(item)->getMesh();
auto transform = item->getTransform();
if (mesh->getType() == AbstractMesh::MeshType::TRI)
{
for(const auto& face : dynamic_cast<TriMesh*>(mesh)->getFaces())
{
auto svg_tri = std::make_unique<SvgPolygon>();
// Get node locs for face
// Convert to pixel
std::vector<DiscretePoint> points(3);
unsigned count = 0;
// add polygon to doc
auto face_locs = face->getNodeLocations();
for(auto& loc : face_locs)
{
const auto x = loc.getX() * transform.getScaleX() + transform.getLocation().getX();
const auto y = loc.getY() * transform.getScaleY() + transform.getLocation().getY();
points[count] = {static_cast<unsigned>(x), static_cast<unsigned>(y)};
count++;
}
svg_tri->setPoints(points);
svg_tri->setFill(item->getColor());
doc->getRoot()->addChild(std::move(svg_tri));
if (scene->shouldShowMeshOutline())
{
auto mesh_outline = std::make_unique<SvgPolyline>();
points.push_back(points[0]);
mesh_outline->setPoints(points);
mesh_outline->setStrokeColor({0, 0, 0});
mesh_outline->setStrokeWidth(0.1);
doc->getRoot()->addChild(std::move(mesh_outline));
}
}
}
}