Béziers magically work with the QuadTree (sometimes)

[ipdf/code.git] / src / document.cpp

diff --git a/src/document.cpp b/src/document.cpp
index c4ba210..ead1b8e 100644 (file)
--- a/src/document.cpp
+++ b/src/document.cpp
@@ -130,8 +130,27 @@ int Document::ClipObjectToQuadChild(int object_id, QuadTreeNodeChildren type)
                m_objects.data_indices.push_back(m_objects.data_indices[object_id]);
                return 1;
                }
-       case GROUP:
-               break;
+       case BEZIER:
+               {
+               Rect child_node_bounds = TransformFromQuadChild({0,0,1,1}, type);
+               Rect clip_bezier_bounds;
+               clip_bezier_bounds.x = (child_node_bounds.x - m_objects.bounds[object_id].x) / m_objects.bounds[object_id].w;
+               clip_bezier_bounds.y = (child_node_bounds.y - m_objects.bounds[object_id].y) / m_objects.bounds[object_id].h;
+               clip_bezier_bounds.w = child_node_bounds.w / m_objects.bounds[object_id].w;
+               clip_bezier_bounds.h = child_node_bounds.h / m_objects.bounds[object_id].h;
+               std::vector<Bezier> new_curves = m_objects.beziers[m_objects.data_indices[object_id]].ClipToRectangle(clip_bezier_bounds);
+               for (size_t i = 0; i < new_curves.size(); ++i)
+               {
+                       Rect new_bounds = TransformToQuadChild(m_objects.bounds[object_id], type);
+                       //new_bounds = TransformToQuadChild(new_bounds, type);
+                       //Bezier new_curve_data = new_curves[i].ToRelative(new_bounds);
+                       unsigned index = AddBezierData(new_curves[i]);
+                       m_objects.bounds.push_back(new_bounds);
+                       m_objects.types.push_back(BEZIER);
+                       m_objects.data_indices.push_back(index);
+               }
+               return new_curves.size();
+               }
        default:
                Debug("Adding %s -> %s", m_objects.bounds[object_id].Str().c_str(), TransformToQuadChild(m_objects.bounds[object_id], type).Str().c_str());
                m_objects.bounds.push_back(TransformToQuadChild(m_objects.bounds[object_id], type));