refactor character movement

1 files changed, 43 insertions, 0 deletions

diff --git a/character.py b/character.py
new file mode 100644
index 0000000..665bd19
--- /dev/null
+++ b/character.py
@@ -0,0 +1,43 @@
+import pygame
+
+from tileset import Tileset
+
+class Character(object):
+	movement = [0, 0]
+
+	def __init__(self, tilesize):
+		self.tilesize = tilesize
+		self.render_x = 0
+		self.render_y = 13*tilesize
+
+	def frame(self, keys):
+		# are we done moving?
+		if self.render_x % self.tilesize == 0:
+			self.movement[0] = 0
+		if self.render_y % self.tilesize == 0:
+			self.movement[1] = 0
+
+		SPEED = 2
+		direction = None
+		# can we start moving?
+		if self.movement[1] == 0:
+			if keys[pygame.K_DOWN]:
+				self.movement[1] = SPEED
+				direction = Tileset.DOWN
+			elif keys[pygame.K_UP]:
+				self.movement[1] = -SPEED
+				direction = Tileset.UP
+		if self.movement[0] == 0:
+			if keys[pygame.K_RIGHT]:
+				self.movement[0] = SPEED
+				if not self.movement[1]: # prefer up/down when moving diagonally
+					direction = Tileset.RIGHT
+			elif keys[pygame.K_LEFT]:
+				self.movement[0] = -SPEED
+				if not self.movement[1]:
+					direction = Tileset.LEFT
+
+		# move!
+		self.render_x += self.movement[0]
+		self.render_y += self.movement[1]
+		return direction