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
160
161
162
163
|
#include "SubsurfaceTree.hpp"
#include "../events/Events.hpp"
void addSurfaceGlobalOffset(SSurfaceTreeNode* node, int* lx, int* ly) {
*lx += node->pSurface->sx;
*ly += node->pSurface->sy;
if (node->offsetfn) {
// This is the root node
RASSERT(!node->pSubsurface, "Node had no subsurface!");
node->offsetfn(node->globalOffsetData, lx, ly);
} else {
RASSERT(node->pSubsurface, "Node had no subsurface!");
*lx += node->pSubsurface->pSubsurface->current.x;
*ly += node->pSubsurface->pSubsurface->current.y;
addSurfaceGlobalOffset(node->pParent, lx, ly);
}
}
SSurfaceTreeNode* createTree(wlr_surface* pSurface) {
SubsurfaceTree::surfaceTreeNodes.push_back(SSurfaceTreeNode());
const auto PNODE = &SubsurfaceTree::surfaceTreeNodes.back();
PNODE->pSurface = pSurface;
PNODE->listen_newSubsurface.notify = Events::listener_newSubsurfaceNode;
PNODE->listen_commit.notify = Events::listener_commitSubsurface;
PNODE->listen_destroy.notify = Events::listener_destroySubsurfaceNode;
wl_signal_add(&pSurface->events.commit, &PNODE->listen_commit);
wl_signal_add(&pSurface->events.destroy, &PNODE->listen_destroy);
wl_signal_add(&pSurface->events.new_subsurface, &PNODE->listen_newSubsurface);
return PNODE;
}
SSurfaceTreeNode* createSubsurfaceNode(SSurfaceTreeNode* pParent, SSubsurface* pSubsurface, wlr_surface* surface) {
const auto PNODE = createTree(surface);
PNODE->pParent = pParent;
PNODE->pSubsurface = pSubsurface;
return PNODE;
}
SSurfaceTreeNode* SubsurfaceTree::createTreeRoot(wlr_surface* pSurface, applyGlobalOffsetFn fn, void* data) {
const auto PNODE = createTree(pSurface);
PNODE->offsetfn = fn;
PNODE->globalOffsetData = data;
return PNODE;
}
void destroySubsurface(SSubsurface* pSubsurface);
void SubsurfaceTree::destroySurfaceTree(SSurfaceTreeNode* pNode) {
for (auto& c : pNode->childSubsurfaces)
destroySubsurface(&c);
pNode->childSubsurfaces.clear();
wl_list_remove(&pNode->listen_newSubsurface.link);
wl_list_remove(&pNode->listen_commit.link);
wl_list_remove(&pNode->listen_destroy.link);
Debug::log(LOG, "SurfaceTree Node removed");
}
void destroySubsurface(SSubsurface* pSubsurface) {
if (pSubsurface->pChild) {
SubsurfaceTree::destroySurfaceTree(pSubsurface->pChild);
pSubsurface->pChild = nullptr;
}
wl_list_remove(&pSubsurface->listen_map.link);
wl_list_remove(&pSubsurface->listen_unmap.link);
wl_list_remove(&pSubsurface->listen_destroy.link);
}
//
// Subsurface listeners
//
void Events::listener_newSubsurfaceNode(wl_listener* listener, void* data) {
SSurfaceTreeNode* pNode = wl_container_of(listener, pNode, listen_newSubsurface);
const auto PSUBSURFACE = (wlr_subsurface*)data;
pNode->childSubsurfaces.push_back(SSubsurface());
const auto PNEWSUBSURFACE = &pNode->childSubsurfaces.back();
Debug::log(LOG, "Added a new subsurface %x", PSUBSURFACE);
PNEWSUBSURFACE->pSubsurface = PSUBSURFACE;
PNEWSUBSURFACE->pParent = pNode;
PNEWSUBSURFACE->listen_map.notify = Events::listener_mapSubsurface;
PNEWSUBSURFACE->listen_unmap.notify = Events::listener_unmapSubsurface;
PNEWSUBSURFACE->listen_destroy.notify = Events::listener_destroySubsurface;
wl_signal_add(&PSUBSURFACE->events.map, &PNEWSUBSURFACE->listen_map);
wl_signal_add(&PSUBSURFACE->events.unmap, &PNEWSUBSURFACE->listen_unmap);
wl_signal_add(&PSUBSURFACE->events.destroy, &PNEWSUBSURFACE->listen_destroy);
}
void Events::listener_mapSubsurface(wl_listener* listener, void* data) {
SSubsurface* subsurface = wl_container_of(listener, subsurface, listen_map);
Debug::log(LOG, "Subsurface %x mapped", subsurface->pSubsurface);
subsurface->pChild = createSubsurfaceNode(subsurface->pParent, subsurface, subsurface->pSubsurface->surface);
}
void Events::listener_unmapSubsurface(wl_listener* listener, void* data) {
SSubsurface* subsurface = wl_container_of(listener, subsurface, listen_unmap);
Debug::log(LOG, "Subsurface %x unmapped", subsurface);
if (subsurface->pChild) {
const auto PNODE = subsurface->pChild;
int lx = 0, ly = 0;
addSurfaceGlobalOffset(PNODE, &lx, &ly);
wlr_box extents = {0};
wlr_surface_get_extends(PNODE->pSurface, &extents);
extents.x += lx;
extents.y += ly;
SubsurfaceTree::destroySurfaceTree(subsurface->pChild);
subsurface->pChild = nullptr;
}
}
void Events::listener_commitSubsurface(wl_listener* listener, void* data) {
SSurfaceTreeNode* pNode = wl_container_of(listener, pNode, listen_commit);
}
void Events::listener_destroySubsurface(wl_listener* listener, void* data) {
SSubsurface* subsurface = wl_container_of(listener, subsurface, listen_destroy);
Debug::log(LOG, "Subsurface %x destroyed", subsurface);
subsurface->pParent->childSubsurfaces.remove(*subsurface);
}
void Events::listener_destroySubsurfaceNode(wl_listener* listener, void* data) {
SSurfaceTreeNode* pNode = wl_container_of(listener, pNode, listen_destroy);
Debug::log(LOG, "Subsurface Node %x destroyed", pNode);
for (auto& c : pNode->childSubsurfaces)
destroySubsurface(&c);
wl_list_remove(&pNode->listen_newSubsurface.link);
wl_list_remove(&pNode->listen_commit.link);
wl_list_remove(&pNode->listen_destroy.link);
SubsurfaceTree::surfaceTreeNodes.remove(*pNode);
}
|
