1 files changed, 59 insertions, 0 deletions
diff --git a/src/layout.c b/src/layout.c
new file mode 100644
index 0000000..6bcb37c
--- /dev/null
+++ b/src/layout.c
@@ -0,0 +1,59 @@
+/*
+ * layout.c
+ *
+ * Colloquium - A tiny presentation program
+ *
+ * Copyright (c) 2012 Thomas White <taw@bitwiz.org.uk>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <assert.h>
+#include <stdlib.h>
+
+#include "presentation.h"
+#include "layout.h"
+
+
+/* Calculate layout for frame (and all its children) based on size */
+void layout_frame(struct frame *fr, double w, double h)
+{
+	fr->w = w;
+	fr->h = h;
+
+	int i;
+
+	for ( i=0; i<fr->num_ro; i++ ) {
+
+		struct frame *child;
+		double child_w, child_h;
+
+		child = fr->rendering_order[i];
+
+		if ( child == fr ) continue;
+
+		child->x = fr->lop.margin_l;
+		child->y = fr->lop.margin_t;
+		child_w = w - (fr->lop.margin_l + fr->lop.margin_r);
+		child_h = h - (fr->lop.margin_t + fr->lop.margin_b);
+		layout_frame(child, child_w, child_h);
+
+	}
+}