Inline Plugin

# Init?(go)

 1package inline
 2
 3import (
 4	"gui/cstyle"
 5	"gui/element"
 6)
 7
 8func Init() cstyle.Plugin {
 9	return cstyle.Plugin{
10		Selector: func(n *element.Node) bool {
11			styles := map[string]string{
12				"display": "inline",
13			}
14			matches := true
15			for name, value := range styles {
16				if n.Style[name] != value && !(value == "*") && n.Style[name] != "" {
17					matches = false
18				}
19			}
20			return matches
21		},
22		Level: 1,
23		Handler: func(n *element.Node, state *map[string]element.State) {
24			s := *state
25			self := s[n.Properties.Id]
26			parent := s[n.Parent.Properties.Id]
27			copyOfX := self.X
28			copyOfY := self.Y
29
30			// xCollect := float32(0)
31			for i, v := range n.Parent.Children {
32				// vState := s[v.Properties.Id]
33				if i > 0 {
34					if v.Style["position"] != "absolute" {
35						if v.Properties.Id == n.Properties.Id {
36							sib := n.Parent.Children[i-1]
37							sibling := s[sib.Properties.Id]
38							if sibling.X+sibling.Width+self.Width > ((parent.Width)-parent.Padding.Right)+parent.X {
39								// Break Node.Id
40								self.Y = sibling.Y + sibling.Height
41								self.X = copyOfX
42							} else {
43								// Node did not break
44								if sib.Style["display"] != "inline" {
45									self.Y = sibling.Y + sibling.Height
46								} else {
47									self.Y = sibling.Y
48									self.X = sibling.X + sibling.Width
49								}
50							}
51							break
52						}
53					}
54				}
55
56			}
57			propagateOffsets(n, copyOfX, copyOfY, self, state)
58			(*state)[n.Properties.Id] = self
59		},
60	}
61}
62
63func propagateOffsets(n *element.Node, copyOfX, copyOfY float32, self element.State, state *map[string]element.State) {
64	s := *state
65	for _, v := range n.Children {
66		vState := s[v.Properties.Id]
67		vState.X += self.X - copyOfX
68		vState.Y += self.Y - copyOfY
69		if len(v.Children) > 0 {
70			propagateOffsets(&v, copyOfX, copyOfY, self, state)
71		}
72		(*state)[v.Properties.Id] = vState
73	}
74}
75
76func colliderDetection(s1, s2 element.State) bool {
77	s1Min := s1.Y
78	s1Max := s1.Y + s1.Height
79	s2Min := s2.Y
80	s2Max := s2.Y + s2.Height
81	return s1Min > s2Min && s1Min < s2Max || s1Max > s2Min && s1Min < s2Max || s2Min > s1Min && s2Min < s1Max || s2Max > s1Min && s2Min < s1Max
82}