X-Git-Url: https://harishankar.org/repos/?p=butaba-adventures.git;a=blobdiff_plain;f=utility.py;fp=utility.py;h=bc760f337879759c394b5973c485dd6d53c58023;hp=5ef54281db4cda7d772136da8e4d3f8b98310d14;hb=6552a4a3522d0b48177a9c2ebedda92b824874f7;hpb=3e350cff23064e74da2ead6c65e46ccdf3e7fa2f

diff --git a/utility.py b/utility.py
index 5ef5428..bc760f3 100644
--- a/utility.py
+++ b/utility.py
@@ -67,3 +67,43 @@ def ask_question (surface, question, answers, bgscreen):
 				elif event.key == pygame.K_RETURN:
 					return sel_answer
 
+# function displaying the contents of a container. Object must contain
+# items list
+# edgewidth - container edges to avoid drawing items in
+def display_container_contents (surface, obj, bgimage, edgewidth=0):
+
+	# get the number of items
+	numitems = len (obj.objects)
+	# number of rows
+	num_rows = (bgimage.get_height () - edgewidth*2) / 48
+	# number of cols
+	num_cols = (bgimage.get_width () - edgewidth*2) / 48
+
+	objposx = surface.get_width()/2 - bgimage.get_width()/2
+	objposy = surface.get_height()/2 - bgimage.get_height()/2
+
+	while 1:
+		# display the background for the container
+		surface.blit (bgimage, (objposx, objposy))
+
+		# display each item in the container
+		i = 0
+		j = 0
+
+		for item in obj.objects:
+			surface.blit (item.image, (objposx + edgewidth+ j*48, objposy + edgewidth + i*48))
+			j += 1
+			if j >= num_cols:
+				j = 0
+				i += 1
+				# only display as many items as will fit in the container
+				if i >= num_rows:
+					break
+
+		pygame.display.update ()
+		for event in pygame.event.get ():
+			if event.type == pygame.QUIT:
+				sys.exit (0)
+			elif event.type == pygame.KEYDOWN:
+				if event.key == pygame.K_ESCAPE:
+					return