X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fgrid.cpp;fp=source%2Fgrid.cpp;h=4bf01678c4a226b0ca3ff0c9a82bef857c78af83;hb=a84c813859b6908c511b12ab7d82d6643f4f1a42;hp=0000000000000000000000000000000000000000;hpb=01eaaef90f4c56cd4669d2f621e3061a938753eb;p=libs%2Fgltk.git

diff --git a/source/grid.cpp b/source/grid.cpp
new file mode 100644
index 0000000..4bf0167
--- /dev/null
+++ b/source/grid.cpp
@@ -0,0 +1,82 @@
+/* $Id$
+
+This file is part of libmspgltk
+Copyright © 2011  Mikko Rasa, Mikkosoft Productions
+Distributed under the LGPL
+*/
+
+#include "grid.h"
+
+using namespace std;
+
+namespace Msp {
+namespace GLtk {
+
+Grid::Grid(bool u):
+	uniform(u),
+	cur_column(0),
+	first(true),
+	skipped(false)
+{ }
+
+void Grid::start_row()
+{
+	cur_column = 0;
+	first = true;
+}
+
+void Grid::skip_cell()
+{
+	++cur_column;
+	skipped = true;
+	if(cur_column>=columns.size())
+		columns.push_back(0);
+}
+
+Layout::Slot *Grid::create_slot(Widget &wdg)
+{
+	Slot *slot = new Slot(*this, wdg);
+
+	slot->vert_pack.gravity = 1;
+
+	if(!slots.empty())
+	{
+		Slot &prev = *slots.back();
+		if(first)
+			slot->constraints.push_back(Constraint(BELOW, prev));
+		else
+		{
+			slot->constraints.push_back(Constraint(ALIGN_TOP, prev));
+			slot->constraints.push_back(Constraint(ALIGN_BOTTOM, prev));
+			if(!skipped)
+				slot->constraints.push_back(Constraint(RIGHT_OF, prev));
+		}
+
+		if(uniform)
+		{
+			slot->constraints.push_back(Constraint(COPY_WIDTH, prev));
+			slot->constraints.push_back(Constraint(COPY_HEIGHT, prev));
+		}
+
+		if(cur_column<columns.size() && columns[cur_column])
+		{
+			Slot &col = *columns[cur_column];
+			slot->constraints.push_back(Constraint(ALIGN_LEFT, col));
+			slot->constraints.push_back(Constraint(ALIGN_RIGHT, col));
+		}
+	}
+
+	if(cur_column>=columns.size())
+		columns.push_back(slot);
+	else if(!columns[cur_column])
+		columns[cur_column] = slot;
+
+	first = false;
+	skipped = false;
+	++cur_column;
+
+	return slot;
+}
+
+} // namespace GLtk
+} // namespace Msp