X-Git-Url: https://git.llucax.com/z.facultad/75.52/treemulator.git/blobdiff_plain/3d105729f2a5cd73307e6431a17c21a2c37de459..31ec4d4de2e362f66015fd28fcfd2b3ef4c3542f:/viewer/view_btree.cpp?ds=inline

diff --git a/viewer/view_btree.cpp b/viewer/view_btree.cpp
index a73f396..d8bc219 100644
--- a/viewer/view_btree.cpp
+++ b/viewer/view_btree.cpp
@@ -1,6 +1,9 @@
 
 #include "view_btree.h"
 #include "view_btree_data.h"
+#include <sigc++/slot.h>
+
+double ViewBTree::byte_to_pixels = 0;
 
 ViewBTree::ViewBTree (Canvas::Group *parent, std::string filename):Canvas::Group (*parent, 0, 0),
 	BTree (filename, 64)
@@ -14,9 +17,6 @@ ViewBTree::ViewBTree (Canvas::Group *parent, std::string filename):Canvas::Group
 		AddKey (c);
 	}
 
-	Canvas::Rect *rect = new Canvas::Rect (*this, 0, 0, NODE_WIDTH, NODE_HEIGHT);
-	rect->property_fill_color() = "gray";
-
 	byte_to_pixels  = NODE_WIDTH/64; // TODO : 64 == BlockSize
 
 	AddNode (0);
@@ -24,6 +24,12 @@ ViewBTree::ViewBTree (Canvas::Group *parent, std::string filename):Canvas::Group
 
 void ViewBTree::AddNode (uint num)
 {
+	if (node_placed[num]) {
+		std::cout << "WARNING : Tratando de agregar de nuevo el nodo " << num << std::endl;
+		return;
+	}
+
+	node_placed[num] = true;
 	/* Muestro la raiz */
 	double y = 0;
 	uchar *node = ReadBlock (num);
@@ -39,45 +45,40 @@ void ViewBTree::AddNode (uint num)
 
 	std::list<BTreeData *> keys = ReadKeys (node, node_h);
 
-	double header_w = byte_to_pixels * sizeof (BTreeNodeHeader);
-	double x = 0;
-
-	Canvas::Rect *view_header = new Canvas::Rect (*this, x, y, x+header_w, y+NODE_HEIGHT);
-	view_header->property_fill_color() = "blue";
-
-	/* Numero de nodo */
-	std::string node_num;
-	std::stringstream ss;
-	ss << num;
-	ss >> node_num;
-	new Canvas::Text (*this, header_w/2, y+NODE_HEIGHT/2, node_num);
-
-	x += header_w;
-
-	/* Cuento los hijos para saber como centrarlos más adelante */
-	std::list<uint> hijos;
-	
-	std::list<BTreeData *>::iterator it = keys.begin ();
-	while (it != keys.end ()) {
-		BTreeData *data = (*it);
-		double w = byte_to_pixels * data->Size ();
-
-		ViewBTreeData *v = ViewBTreeData::Create (data, this, x, y, w+x, y+NODE_HEIGHT);
-
-		x += w;
-		it++;
-
-		if (dynamic_cast<BTreeChildData *>(data)) {
-			BTreeChildData *child = dynamic_cast<BTreeChildData *>(data);
-			hijos.push_back (child->getChild ());
+	ViewNode *vnode = new ViewNode (this, num, node_h, keys);
+	vnode->property_y () = y;
+	vnode->property_x () = pos_x[node_h.level];
+	pos_x[node_h.level] += NODE_WIDTH+10;
+	vnode->signal_selected().connect ( sigc::mem_fun (*this, &ViewBTree::on_item_selected) );
+
+	std::list<uint> childs = vnode->getChilds ();
+	std::list<uint>::iterator hit = childs.begin ();
+	while (hit != childs.end ()) {
+		if ((*hit) == 0) {
+			std::cout << "WARNING : Referencia a 0 encontrada!!" << std::endl;
+			hit = childs.end ();
+			continue;
 		}
-	}
-
-
-	std::list<uint>::iterator hit = hijos.begin ();
-	while (hit != hijos.end ()) {
 		AddNode (*hit);
 		hit++;
 	}
 }
 
+void ViewBTree::on_item_selected (BTreeData *data, uint num)
+{
+	BTreeNodeHeader node_h;
+	uchar *node;
+	
+	node = ReadBlock (num);
+	ReadNodoHeader (node, &node_h);
+	delete [] node;
+
+	std::cout << "Emit SignalSelected" << std::endl;
+	m_signal_selected (data, node_h);
+}
+
+ViewBTree::type_signal_selected ViewBTree::signal_selected ()
+{
+	return m_signal_selected;
+}
+