Squawk a bit
[naja.git] / naja / widgets / info_area.py
index e0923309fcafa35f8de7524ca38c66dffde2e7c4..81cd0bb1d3c228b631093af6ea356107b9942aa9 100644 (file)
@@ -4,10 +4,12 @@ Widget for the game board information area.
 import pygame
 import pygame.locals as pgl
 
-from naja.constants import INFO_SIZE, EIGHT_BIT_SCALE, MOVE, ACT, KEYS
-from naja.events import PlayerMoved, finish_event
+from naja.constants import (INFO_SIZE, EIGHT_BIT_SCALE, ACT, KEYS,
+                            EXAMINE)
+from naja.events import finish_event
 from naja.resources import resources
 from naja.resources.mutators import EIGHT_BIT
+from naja.sound import sound
 
 from naja.widgets.base import Widget
 from naja.widgets.tile import BIT_MAP
@@ -15,14 +17,16 @@ from naja.widgets.text import TextBoxWidget, TextWidget
 
 
 HINTS = {
-        MOVE: "Move using the arrow keys.\nPress SPACE to stay in place",
         ACT: "Choose an action using the Up/Down keys.\n"
              "Press Return to execute the action.",
+        EXAMINE: "Select a card to examine using the arrow keys."
         }
 
+HINT_LEGAL_MOVE = "\nPress Return to move to this card."
+
 TITLES = {
-        MOVE: "Move the Robot",
         ACT: "Choose an Action",
+        EXAMINE: "Select a Card",
         }
 
 
@@ -33,9 +37,13 @@ class InfoAreaWidget(Widget):
     def __init__(self, pos, state):
         super(InfoAreaWidget, self).__init__(pos, INFO_SIZE)
         self.state = state
+        self.chosen = None
+        self.card_position = state.player.position
         self.set_position(state.player.position)
 
     def prepare(self):
+        if self.state.gameboard.player_mode == ACT:
+            self.set_position(self.state.player.position)
         self.surface = pygame.surface.Surface(INFO_SIZE)
         self.surface.fill((0, 0, 0))
         # Extract actions and such from the card
@@ -43,66 +51,89 @@ class InfoAreaWidget(Widget):
                            colour=(255, 255, 255))
         title.render(self.surface)
         y_offset = title.surface.get_rect().height + 8
+
+        # TODO: Make this better.
+        bits_text = ''.join('1' if bit in self.card.bitwise_operand else '0'
+                            for bit in reversed(range(8)))
+        card_bits = TextWidget((0, y_offset), bits_text, colour=(255, 255, 0))
+        card_bits.render(self.surface)
+        y_offset += card_bits.surface.get_rect().height + 8
+
         for choice, action in enumerate(self.card.actions):
-            if action.required_bits:
-                img_name = BIT_MAP[action.required_bits].replace(
-                    '.png', '_small.png')
-                img = resources.get_image(img_name,
-                                          transforms=(EIGHT_BIT,))
-                self.surface.blit(img, (0, y_offset))
-                y_offset += 8
-            text = TextBoxWidget(
-                (12, y_offset), action.TEXT,
-                box_width=(INFO_SIZE[0] - 12) // EIGHT_BIT_SCALE,
-                fontsize=28)
-            text.render(self.surface)
-            if choice == self.chosen:
-                colour = (255, 255, 0, 128)
-                bottom = y_offset + text.surface.get_rect().height
-                right = text.surface.get_rect().width + 12
-                pygame.draw.lines(self.surface, colour, True,
-                                  [(12, y_offset), (right, y_offset),
-                                   (right, bottom), (12, bottom)], 4)
-            y_offset += text.surface.get_rect().height + 16
+            y_offset = self.prepare_action(choice, action, y_offset)
         # We cheat horribly for layout reasons
-        hint = TextBoxWidget((0, 0), HINTS[self.state.gameboard.player_mode],
-                             box_width=INFO_SIZE[0] // EIGHT_BIT_SCALE)
+        hint_text = HINTS[self.state.gameboard.player_mode]
+        if self.state.gameboard.player_mode == EXAMINE:
+            if self.card_position in self.state.player.legal_moves():
+                hint_text += HINT_LEGAL_MOVE
+
+        hint = TextBoxWidget((4, 0), hint_text, padding=2,
+                             box_width=(INFO_SIZE[0] - 4) // EIGHT_BIT_SCALE)
         hint.prepare()
         y_offset = INFO_SIZE[1] - hint.surface.get_rect().height
-        self.surface.blit(hint.surface, (0, y_offset))
+        self.surface.blit(hint.surface, (4, y_offset))
+
+    def prepare_action(self, choice, action, y_offset):
+        text = TextBoxWidget(
+            (18, y_offset), action.get_text(),
+            box_width=(INFO_SIZE[0] - 16) // EIGHT_BIT_SCALE,
+            fontsize=28)
+        text.render(self.surface)
+        # self.chosen may be None, in which case we don't draw the border.
+        if choice == self.chosen:
+            if not action.check_available(self.state.player):
+                colour = (255, 0, 0, 255)
+            else:
+                colour = (255, 255, 0, 128)
+            bottom = y_offset + text.surface.get_rect().height
+            right = text.surface.get_rect().width + 12
+            pygame.draw.lines(self.surface, colour, True,
+                              [(18, y_offset), (right, y_offset),
+                               (right, bottom), (18, bottom)], 4)
+        if action.required_bits:
+            img_name = BIT_MAP[action.required_bits].replace(
+                '.png', '_small.png')
+            img = resources.get_image(img_name,
+                                      transforms=(EIGHT_BIT,))
+            self.surface.blit(img, (0, y_offset))
+        return y_offset + text.surface.get_rect().height + 16
 
     def set_position(self, position):
-        self.card = self.state.board_locations[position]
-        self.chosen = 0
+        self.card_position = position
+        self.card = self.state.board_locations[self.card_position]
+        if self.state.gameboard.player_mode == ACT:
+            if self.chosen is None:
+                self.chosen = 0
+        else:
+            self.chosen = None
 
     def draw(self, surface):
         surface.blit(self.surface, self.pos)
 
     def handle_event(self, ev):
-        if PlayerMoved.matches(ev):
-            self.set_position(self.state.player.position)
-            return False
-
-        if self.state.gameboard.player_mode == MOVE:
+        if self.state.gameboard.player_mode == EXAMINE:
             return super(InfoAreaWidget, self).handle_event(ev)
         if ev.type == pgl.KEYDOWN:
             if ev.key in KEYS.SELECT:
-                player = self.state.gameboard.player
+                player = self.state.player
                 action = self.card.actions[self.chosen]
                 if not action.check_available(player):
+                    sound.play_sound('error.ogg')
                     print "BEEP!"
                 else:
                     action.perform_action(self.state.gameboard, self.card)
                     self.state.gameboard.replace_card(player.position)
-                    self.state.gameboard.change_mode()
-                # We haven't moved, but the card may have changed under us.
-                return finish_event(events=[PlayerMoved])
+                    self.state.gameboard.change_mode(EXAMINE)
+                    self.set_position(player.position)
+                return finish_event()
             if ev.key in KEYS.UP:
                 if self.chosen > 0:
                     self.chosen -= 1
+                    sound.play_sound('change_action.ogg')
                 return finish_event()
             if ev.key in KEYS.DOWN:
                 if self.chosen + 1 < len(self.card.actions):
+                    sound.play_sound('change_action.ogg')
                     self.chosen += 1
                 return finish_event()
         return super(InfoAreaWidget, self).handle_event(ev)