-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathScrollBar.py
executable file
·159 lines (147 loc) · 7.09 KB
/
ScrollBar.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
import sys
import pygame
import Widget
from pygame.locals import *
from Image import ScaledImage
class ScrollBar(Widget.Widget):
def __init__(self, parent, **kwargs):
super().__init__(parent, **kwargs)
self.highlighted = False
self.selected = False
self.axis = kwargs.get("axis", "vertical")
self.scrollarea_size = kwargs.get("scrollarea_size", (0, 0))
self.boundwidth = kwargs.get("width", 0)
self.boundheight = kwargs.get("height", 0)
self.rect = Rect(0, 0, self.boundwidth, self.boundheight)
self.bounding_rect = Rect(0, 0, self.boundwidth, self.boundheight)
self.handle_rect = Rect(0, 0, 0, 0)
if self.axis == "vertical":
self.background_image = ScaledImage(self.screen, "./peach/glassspinner.png", region=(97, 1, 62, 89))
self.normal_image = ScaledImage(self.screen, "./peach/glassspinner_focus.png", region=(97, 1, 62, 89))
self.highlighted_image = ScaledImage(self.screen, "./peach/glassspinner_halo.png", region=(97, 1, 62, 89))
self.pressed_image = ScaledImage(self.screen, "./peach/glassspinner_focus.png", region=(97, 1, 62, 89))
elif self.axis == "horizontal":
self.background_image = ScaledImage(self.screen, "./peach/glassspinner.png", region=(97, 1, 62, 89))
self.normal_image = ScaledImage(self.screen, "./peach/glassspinner_focus.png", region=(97, 1, 62, 89))
self.highlighted_image = ScaledImage(self.screen, "./peach/glassspinner_halo.png", region=(97, 1, 62, 89))
self.pressed_image = ScaledImage(self.screen, "./peach/glassspinner_focus.png", region=(97, 1, 62, 89))
self.calculate_handle_size()
self.selected_point = []
self.pos = 0
def update_screen(self, screen):
self.screen = screen
for image in [self.normal_image, self.highlighted_image, self.pressed_image, self.background_image]:
image.screen = self.screen
def calculate_handle_size(self):
if self.axis == "vertical":
try:
self.handle_rect.height = self.rect.height / self.scrollarea_size[1] * self.rect.height
except ZeroDivisionError:
self.handle_rect.height = 0
self.handle_rect.width = self.rect.width
elif self.axis == "horizontal":
try:
self.handle_rect.width = self.rect.width / self.scrollarea_size[0] * self.rect.width
except ZeroDivisionError:
self.handle_rect.width = 0
self.handle_rect.height = self.rect.height
if self.handle_rect.width > self.rect.width:
self.handle_rect.width = self.rect.width
if self.handle_rect.height > self.rect.height:
self.handle_rect.height = self.rect.height
for image in [self.normal_image, self.highlighted_image, self.pressed_image]:
image.resize(width=self.handle_rect.width, height=self.handle_rect.height)
def update_box_size(self, new_size):
self.scrollarea_size = new_size
self.calculate_handle_size()
def scroll(self, **kwargs):
decimal_change = kwargs.get("decimal", None)
real_change = kwargs.get("pixel_change", None)
abs_decimal = kwargs.get("pos", None)
abs_pixel = kwargs.get("pixel_pos", None)
if decimal_change is not None:
self.pos += decimal_change
elif real_change is not None:
if self.axis == "vertical":
try:
self.pos += real_change / (self.rect.height - self.handle_rect.height)
except ZeroDivisionError:
self.pos = 0
elif self.axis == "horizontal":
try:
self.pos += real_change / (self.rect.width - self.handle_rect.width)
except ZeroDivisionError:
self.pos = 0
elif abs_decimal is not None:
self.pos = abs_decimal
elif abs_pixel is not None:
if self.axis == "vertical":
try:
self.pos = (abs_pixel - self.rect.y) / (self.rect.height - self.handle_rect.height)
except ZeroDivisionError:
self.pos = 0
elif self.axis == "horizontal":
try:
self.pos = (abs_pixel - self.rect.x) / (self.rect.width - self.handle_rect.width)
except ZeroDivisionError:
self.pos = 0
if self.pos < 0:
self.pos = 0
elif self.pos > 1:
self.pos = 1
if self.axis == "vertical":
self.handle_rect.y = self.pos * (self.rect.height - self.handle_rect.height) + self.rect.y
self.handle_rect.x = self.rect.x
elif self.axis == "horizontal":
self.handle_rect.x = self.pos * (self.rect.width - self.handle_rect.width) + self.rect.x
self.handle_rect.y = self.rect.y
for image in [self.normal_image, self.highlighted_image, self.pressed_image]:
image.x = self.handle_rect.x
image.y = self.handle_rect.y
def update(self, event):
mouse_pos = pygame.mouse.get_pos()
collide_handle = self.handle_rect.collidepoint(mouse_pos)
collide_background_rect = self.rect.collidepoint(mouse_pos)
if collide_handle:
self.highlighted = True
else:
self.highlighted = False
if event.type == MOUSEMOTION:
if self.selected:
if self.axis == "vertical":
self.scroll(pixel_pos=mouse_pos[1] - self.selected_point[1])
elif self.axis == "horizontal":
self.scroll(pixel_pos=mouse_pos[0] - self.selected_point[0])
elif event.type == MOUSEBUTTONDOWN and event.button == 1:
if collide_handle:
self.set_selected(mouse_pos)
elif collide_background_rect and not collide_handle:
if self.axis == "vertical":
self.scroll(pixel_change=mouse_pos[1] - self.handle_rect.centery)
elif self.axis == "horizontal":
self.scroll(pixel_change=mouse_pos[0] - self.handle_rect.centerx)
self.set_selected(mouse_pos)
else:
self.selected = False
elif event.type == MOUSEBUTTONUP and event.button == 1:
self.selected = False
def resize(self, **kwargs):
super().resize(**kwargs)
self.calculate_handle_size()
self.background_image.resize(width=self.rect.width, height=self.rect.height)
self.scroll()
def calculate_pos(self):
super().calculate_pos()
self.background_image.x = self.rect.x
self.background_image.y = self.rect.y
def set_selected(self, mouse_pos):
self.selected = True
self.selected_point = [mouse_pos[0] - self.handle_rect.x, mouse_pos[1] - self.handle_rect.y]
def draw(self):
image = self.normal_image
if self.highlighted:
image = self.highlighted_image
if self.selected:
image = self.pressed_image
self.background_image.draw()
image.draw()