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