animation_merging.slint

1	// Copyright © SixtyFPS GmbH <info@slint.dev>
2	// SPDX-License-Identifier: GPL-3.0-only OR LicenseRef-Slint-Royalty-free-1.1 OR LicenseRef-Slint-commercial
3
4
5	AnimatedObject := Rectangle {
6	property <int> animated_prop;
7	animate animated_prop { duration: aa_duration; }
8	property <duration> aa_duration: `1s`;
9	}
10
11	NotAnimatedObject := Rectangle {
12	property <int> value;
13	property <int> animated_prop: value;
14	}
15
16	TestCase := Rectangle {
17	property <int> value : `1000`;
18	property <int> o1_val: o1.animated_prop;
19	property <int> o2_val: o2.animated_prop;
20	property <int> o3_val: o3.animated_prop;
21	property <int> o4_val: o4.animated_prop;
22	o1 := AnimatedObject {
23	animated_prop: value;
24	}
25	o2 := AnimatedObject {
26	aa_duration: `2s`;
27	animated_prop: value;
28	}
29	o3 := AnimatedObject {
30	animate animated_prop { duration: `3s`; }
31	animated_prop: value;
32	}
33	o4 := NotAnimatedObject {
34	value: root.value;
35	animate animated_prop { duration: `4s`; }
36	}
37	}
38
39
40	/*
41
42	```rust
43	let instance = TestCase::new().unwrap();
44	assert_eq!(instance.get_o1_val(), 1000, "o1");
45	assert_eq!(instance.get_o2_val(), 1000, "o2");
46	assert_eq!(instance.get_o3_val(), 1000, "o3");
47	assert_eq!(instance.get_o4_val(), 1000, "o4");
48	instance.set_value(1600);
49	// animation not started
50	assert_eq!(instance.get_o1_val(), 1000, "o1 - 0");
51	assert_eq!(instance.get_o2_val(), 1000, "o2 - 0");
52	assert_eq!(instance.get_o3_val(), 1000, "o3 - 0");
53	assert_eq!(instance.get_o4_val(), 1000, "o4 - 0");
54
55
56	slint_testing::mock_elapsed_time(1000); // 1s
57	assert_eq!(instance.get_o1_val(), 1000 + 600, "o1 - 1"); // done
58	assert_eq!(instance.get_o2_val(), 1000 + 600/2, "o2 - 1"); // ½
59	assert_eq!(instance.get_o3_val(), 1000 + 600/3, "o3 - 1"); // ⅓
60	assert_eq!(instance.get_o4_val(), 1000 + 600/4, "o4 - 1"); // ¼
61
62	slint_testing::mock_elapsed_time(1000);
63	assert_eq!(instance.get_o1_val(), 1600, "o1 - 2");
64	assert_eq!(instance.get_o2_val(), 1600, "o2 - 2");
65	assert_eq!(instance.get_o3_val(), 1000 + 2600/3, "o3 - 2");*
66	assert_eq!(instance.get_o4_val(), 1000 + 600/2, "o4 - 2");
67
68	slint_testing::mock_elapsed_time(1000);
69	assert_eq!(instance.get_o1_val(), 1600, "o1 - 3");
70	assert_eq!(instance.get_o2_val(), 1600, "o2 - 3");
71	assert_eq!(instance.get_o3_val(), 1600, "o3 - 3");
72	assert_eq!(instance.get_o4_val(), 1000 + 3600/4, "o4 - 3");*
73
74
75	slint_testing::mock_elapsed_time(1000);
76	assert_eq!(instance.get_o1_val(), 1600, "o1 - 4");
77	assert_eq!(instance.get_o2_val(), 1600, "o2 - 4");
78	assert_eq!(instance.get_o3_val(), 1600, "o3 - 4");
79	assert_eq!(instance.get_o4_val(), 1600, "o4 - 4");
80
81	```
82
83	*/
84