Fix ymax in GROUP bounding box

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

diff --git a/src/document.cpp b/src/document.cpp
index 65a07ec..6a86291 100644 (file)
--- a/src/document.cpp
+++ b/src/document.cpp
@@ -272,8 +272,26 @@ void Document::Load(const string & filename)
 
 unsigned Document::AddGroup(unsigned start_index, unsigned end_index)
 {
-       //TODO: Set bounds rect?
-       unsigned result = Add(GROUP, Rect(0,0,1,1),0);
+       Real xmin = 0; Real ymin = 0; 
+       Real xmax = 0; Real ymax = 0;
+       
+       for (unsigned i = start_index; i <= end_index; ++i)
+       {
+               Rect & objb = m_objects.bounds[i];
+               
+               if (i == start_index || objb.x < xmin)
+                       xmin = objb.x;
+               if (i == start_index || (objb.x+objb.w) > xmax)
+                       xmax = (objb.x+objb.w);
+                       
+               if (i == start_index || objb.y < ymin)
+                       ymin = objb.y;
+               if (i == start_index || (objb.y+objb.h) > ymax)
+                       ymax = (objb.y+objb.h);
+       }
+       
+       Rect bounds(xmin,ymin, xmax-xmin, ymax-ymin);
+       unsigned result = Add(GROUP, bounds,0);
        m_objects.groups[m_count-1].first = start_index;
        m_objects.groups[m_count-1].second = end_index;
        return result;