solitaire_06.py Full Listing
solitaire_06.py
1"""
2Solitaire clone.
3"""
4import random
5import arcade
6
7# Screen title and size
8SCREEN_WIDTH = 1024
9SCREEN_HEIGHT = 768
10SCREEN_TITLE = "Drag and Drop Cards"
11
12# Constants for sizing
13CARD_SCALE = 0.6
14
15# How big are the cards?
16CARD_WIDTH = 140 * CARD_SCALE
17CARD_HEIGHT = 190 * CARD_SCALE
18
19# How big is the mat we'll place the card on?
20MAT_PERCENT_OVERSIZE = 1.25
21MAT_HEIGHT = int(CARD_HEIGHT * MAT_PERCENT_OVERSIZE)
22MAT_WIDTH = int(CARD_WIDTH * MAT_PERCENT_OVERSIZE)
23
24# How much space do we leave as a gap between the mats?
25# Done as a percent of the mat size.
26VERTICAL_MARGIN_PERCENT = 0.10
27HORIZONTAL_MARGIN_PERCENT = 0.10
28
29# The Y of the bottom row (2 piles)
30BOTTOM_Y = MAT_HEIGHT / 2 + MAT_HEIGHT * VERTICAL_MARGIN_PERCENT
31
32# The X of where to start putting things on the left side
33START_X = MAT_WIDTH / 2 + MAT_WIDTH * HORIZONTAL_MARGIN_PERCENT
34
35# The Y of the top row (4 piles)
36TOP_Y = SCREEN_HEIGHT - MAT_HEIGHT / 2 - MAT_HEIGHT * VERTICAL_MARGIN_PERCENT
37
38# The Y of the middle row (7 piles)
39MIDDLE_Y = TOP_Y - MAT_HEIGHT - MAT_HEIGHT * VERTICAL_MARGIN_PERCENT
40
41# How far apart each pile goes
42X_SPACING = MAT_WIDTH + MAT_WIDTH * HORIZONTAL_MARGIN_PERCENT
43
44# Card constants
45CARD_VALUES = ["A", "2", "3", "4", "5", "6", "7", "8", "9", "10", "J", "Q", "K"]
46CARD_SUITS = ["Clubs", "Hearts", "Spades", "Diamonds"]
47
48
49class Card(arcade.Sprite):
50 """ Card sprite """
51
52 def __init__(self, suit, value, scale=1):
53 """ Card constructor """
54
55 # Attributes for suit and value
56 self.suit = suit
57 self.value = value
58
59 # Image to use for the sprite when face up
60 self.image_file_name = f":resources:images/cards/card{self.suit}{self.value}.png"
61
62 # Call the parent
63 super().__init__(self.image_file_name, scale, hit_box_algorithm="None")
64
65
66class MyGame(arcade.Window):
67 """ Main application class. """
68
69 def __init__(self):
70 super().__init__(SCREEN_WIDTH, SCREEN_HEIGHT, SCREEN_TITLE)
71
72 # Sprite list with all the cards, no matter what pile they are in.
73 self.card_list = None
74
75 self.background_color = arcade.color.AMAZON
76
77 # List of cards we are dragging with the mouse
78 self.held_cards = None
79
80 # Original location of cards we are dragging with the mouse in case
81 # they have to go back.
82 self.held_cards_original_position = None
83
84 # Sprite list with all the mats tha cards lay on.
85 self.pile_mat_list = None
86
87 def setup(self):
88 """ Set up the game here. Call this function to restart the game. """
89
90 # List of cards we are dragging with the mouse
91 self.held_cards = []
92
93 # Original location of cards we are dragging with the mouse in case
94 # they have to go back.
95 self.held_cards_original_position = []
96
97 # --- Create the mats the cards go on.
98
99 # Sprite list with all the mats tha cards lay on.
100 self.pile_mat_list: arcade.SpriteList = arcade.SpriteList()
101
102 # Create the mats for the bottom face down and face up piles
103 pile = arcade.SpriteSolidColor(MAT_WIDTH, MAT_HEIGHT, arcade.csscolor.DARK_OLIVE_GREEN)
104 pile.position = START_X, BOTTOM_Y
105 self.pile_mat_list.append(pile)
106
107 pile = arcade.SpriteSolidColor(MAT_WIDTH, MAT_HEIGHT, arcade.csscolor.DARK_OLIVE_GREEN)
108 pile.position = START_X + X_SPACING, BOTTOM_Y
109 self.pile_mat_list.append(pile)
110
111 # Create the seven middle piles
112 for i in range(7):
113 pile = arcade.SpriteSolidColor(MAT_WIDTH, MAT_HEIGHT, arcade.csscolor.DARK_OLIVE_GREEN)
114 pile.position = START_X + i * X_SPACING, MIDDLE_Y
115 self.pile_mat_list.append(pile)
116
117 # Create the top "play" piles
118 for i in range(4):
119 pile = arcade.SpriteSolidColor(MAT_WIDTH, MAT_HEIGHT, arcade.csscolor.DARK_OLIVE_GREEN)
120 pile.position = START_X + i * X_SPACING, TOP_Y
121 self.pile_mat_list.append(pile)
122
123 # --- Create, shuffle, and deal the cards
124
125 # Sprite list with all the cards, no matter what pile they are in.
126 self.card_list = arcade.SpriteList()
127
128 # Create every card
129 for card_suit in CARD_SUITS:
130 for card_value in CARD_VALUES:
131 card = Card(card_suit, card_value, CARD_SCALE)
132 card.position = START_X, BOTTOM_Y
133 self.card_list.append(card)
134
135 # Shuffle the cards
136 for pos1 in range(len(self.card_list)):
137 pos2 = random.randrange(len(self.card_list))
138 self.card_list.swap(pos1, pos2)
139
140 def on_draw(self):
141 """ Render the screen. """
142 # Clear the screen
143 self.clear()
144
145 # Draw the mats the cards go on to
146 self.pile_mat_list.draw()
147
148 # Draw the cards
149 self.card_list.draw()
150
151 def pull_to_top(self, card: arcade.Sprite):
152 """ Pull card to top of rendering order (last to render, looks on-top) """
153
154 # Remove, and append to the end
155 self.card_list.remove(card)
156 self.card_list.append(card)
157
158 def on_mouse_press(self, x, y, button, key_modifiers):
159 """ Called when the user presses a mouse button. """
160
161 # Get list of cards we've clicked on
162 cards = arcade.get_sprites_at_point((x, y), self.card_list)
163
164 # Have we clicked on a card?
165 if len(cards) > 0:
166
167 # Might be a stack of cards, get the top one
168 primary_card = cards[-1]
169
170 # All other cases, grab the face-up card we are clicking on
171 self.held_cards = [primary_card]
172 # Save the position
173 self.held_cards_original_position = [self.held_cards[0].position]
174 # Put on top in drawing order
175 self.pull_to_top(self.held_cards[0])
176
177 def on_mouse_release(self, x: float, y: float, button: int,
178 modifiers: int):
179 """ Called when the user presses a mouse button. """
180
181 # If we don't have any cards, who cares
182 if len(self.held_cards) == 0:
183 return
184
185 # Find the closest pile, in case we are in contact with more than one
186 pile, distance = arcade.get_closest_sprite(self.held_cards[0], self.pile_mat_list)
187 reset_position = True
188
189 # See if we are in contact with the closest pile
190 if arcade.check_for_collision(self.held_cards[0], pile):
191
192 # For each held card, move it to the pile we dropped on
193 for i, dropped_card in enumerate(self.held_cards):
194 # Move cards to proper position
195 dropped_card.position = pile.center_x, pile.center_y
196
197 # Success, don't reset position of cards
198 reset_position = False
199
200 if reset_position:
201 # Where-ever we were dropped, it wasn't valid. Reset the each card's position
202 # to its original spot.
203 for pile_index, card in enumerate(self.held_cards):
204 card.position = self.held_cards_original_position[pile_index]
205
206 # We are no longer holding cards
207 self.held_cards = []
208
209 def on_mouse_motion(self, x: float, y: float, dx: float, dy: float):
210 """ User moves mouse """
211
212 # If we are holding cards, move them with the mouse
213 for card in self.held_cards:
214 card.center_x += dx
215 card.center_y += dy
216
217
218def main():
219 """ Main function """
220 window = MyGame()
221 window.setup()
222 arcade.run()
223
224
225if __name__ == "__main__":
226 main()