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Started work on component to draw thumbnails from repaint() method.

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Joseph Lenox 2018-05-06 20:39:29 -05:00 committed by Joseph Lenox
parent 6f3f231cb9
commit f3d128e9c2
1 changed files with 26 additions and 0 deletions
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26
src/GUI/Plater/Plate2D.cpp
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@ -96,6 +96,32 @@ void Plate2D::repaint(wxPaintEvent& e) {
}
}
// Draw thumbnails
dc->SetPen(dark_pen);
this->clean_instance_thumbnails();
for (auto& obj : this->objects) {
auto model_object {this->model->objects.at(obj.identifier)};
if (obj.thumbnail.expolygons.size() == 0)
continue; // if there's no thumbnail move on
for (size_t instance_idx = 0U; instance_idx < model_object->instances.size(); instance_idx++) {
auto& instance {model_object->instances.at(instance_idx)};
if (obj.transformed_thumbnail.expolygons.size()) continue;
auto thumbnail {obj.transformed_thumbnail}; // starts in unscaled model coords
thumbnail.translate(Point::new_scale(instance->offset));
obj.instance_thumbnails.emplace_back(thumbnail);
for (auto& poly : obj.instance_thumbnails) {
for (const auto& points : poly.expolygons) {
auto poly { this->scaled_points_to_pixel(Polygon(points), 1) };
dc->DrawPolygon(poly.size(), poly.data(), 0, 0);
}
}
}
}
}
void Plate2D::clean_instance_thumbnails() {
for (auto& obj : this->objects) {