blob: fd73aa6bd071ad3321eed53fd915fbcb79dcbda7 (
plain)
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
|
/*
* Copyright (c) 2018, 2019, 2020 shedaniel
* Licensed under the MIT License (the "License").
*/
package me.shedaniel.rei.impl;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
import me.shedaniel.math.api.Rectangle;
import me.shedaniel.rei.api.BaseBoundsHandler;
import me.shedaniel.rei.api.DisplayHelper;
import me.shedaniel.rei.api.OverlayDecider;
import me.shedaniel.rei.utils.CollectionUtils;
import org.jetbrains.annotations.ApiStatus;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
@ApiStatus.Internal
public class DisplayHelperImpl implements DisplayHelper {
private static final Comparator<OverlayDecider> BOUNDS_HANDLER_COMPARATOR;
private static final DisplayBoundsHandler<Object> EMPTY = new DisplayBoundsHandler<Object>() {
@Override
public Class<Object> getBaseSupportedClass() {
return null;
}
@Override
public Rectangle getLeftBounds(Object screen) {
return new Rectangle();
}
@Override
public Rectangle getRightBounds(Object screen) {
return new Rectangle();
}
@Override
public float getPriority() {
return -10f;
}
};
static {
Comparator<OverlayDecider> comparator = Comparator.comparingDouble(OverlayDecider::getPriority);
BOUNDS_HANDLER_COMPARATOR = comparator.reversed();
}
private List<OverlayDecider> screenDisplayBoundsHandlers = Lists.newArrayList();
private Map<Class<?>, DisplayBoundsHandler<?>> handlerCache = Maps.newHashMap();
private Map<Class<?>, List<DisplayBoundsHandler<?>>> handlerSortedCache = Maps.newHashMap();
private BaseBoundsHandler baseBoundsHandler;
private Class<?> tempScreen;
@SuppressWarnings("rawtypes")
@Override
public List<DisplayBoundsHandler<?>> getSortedBoundsHandlers(Class<?> screenClass) {
List<DisplayBoundsHandler<?>> possibleCached = handlerSortedCache.get(screenClass);
if (possibleCached != null)
return possibleCached;
tempScreen = screenClass;
handlerSortedCache.put(screenClass, (List) CollectionUtils.castAndMap(CollectionUtils.filter(screenDisplayBoundsHandlers, this::filterResponsible), DisplayBoundsHandler.class));
return handlerSortedCache.get(screenClass);
}
@Override
public List<OverlayDecider> getAllOverlayDeciders() {
return Collections.unmodifiableList(screenDisplayBoundsHandlers);
}
@Override
public DisplayBoundsHandler<?> getResponsibleBoundsHandler(Class<?> screenClass) {
DisplayBoundsHandler<?> possibleCached = handlerCache.get(screenClass);
if (possibleCached != null)
return possibleCached;
List<DisplayBoundsHandler<?>> handlers = getSortedBoundsHandlers(screenClass);
handlerCache.put(screenClass, handlers.isEmpty() ? EMPTY : handlers.get(0));
return handlerCache.get(screenClass);
}
private boolean filterResponsible(OverlayDecider handler) {
return handler.isHandingScreen(tempScreen);
}
@Override
public void registerHandler(OverlayDecider decider) {
screenDisplayBoundsHandlers.add(decider);
screenDisplayBoundsHandlers.sort(BOUNDS_HANDLER_COMPARATOR);
}
@Override
public BaseBoundsHandler getBaseBoundsHandler() {
return baseBoundsHandler;
}
@ApiStatus.Internal
public void setBaseBoundsHandler(BaseBoundsHandler baseBoundsHandler) {
this.baseBoundsHandler = baseBoundsHandler;
}
@ApiStatus.Internal
public void resetData() {
screenDisplayBoundsHandlers.clear();
}
@ApiStatus.Internal
public void resetCache() {
handlerCache.clear();
handlerSortedCache.clear();
}
}
|
