Commits
Diff
package textAlign
import (
"gui/cstyle"
"gui/element"
)
func Init() cstyle.Plugin {
return cstyle.Plugin{
Selector: func(n *element.Node) bool {
styles := map[string]string{
"text-align": "*",
}
matches := true
for name, value := range styles {
if (n.Style[name] != value || n.Style[name] == "") && !(value == "*") {
matches = false
}
}
return matches
},
Level: 3,
Handler: func(n *element.Node, state *map[string]element.State) {
s := *state
self := s[n.Properties.Id]
minX := float32(9e15)
maxXW := float32(0)
nChildren := []*element.Node{}
for _, v := range n.Children {
// This prevents using absolutely positionioned elements in the alignment of text
// + Will need to add the other styles
if v.Style["position"] != "absolute" {
nChildren = append(nChildren, v)
}
}
if n.Style["text-align"] == "center" {
if len(nChildren) > 0 {
minX = s[nChildren[0].Properties.Id].X
baseY := s[nChildren[0].Properties.Id].Y + s[nChildren[0].Properties.Id].Height
last := 0
for i := 1; i < len(nChildren)-1; i++ {
cState := s[nChildren[i].Properties.Id]
next := s[nChildren[i+1].Properties.Id]
if cState.X < minX {
minX = cState.X
}
if (cState.X + cState.Width) > maxXW {
maxXW = cState.X + cState.Width
}
if baseY != next.Y+next.Height {
baseY = next.Y + next.Height
for a := last; a < i+1; a++ {
cState := s[nChildren[a].Properties.Id]
cState.X += self.Padding.Left + ((((self.Width - (self.Padding.Left + self.Padding.Right)) + (self.Border.Left.Width + self.Border.Right.Width)) - (maxXW - minX)) / 2) - (minX - self.X)
(*state)[nChildren[a].Properties.Id] = cState
}
minX = 9e15
maxXW = 0
last = i + 1
}
}
minX = s[nChildren[last].Properties.Id].X
maxXW = s[nChildren[len(nChildren)-1].Properties.Id].X + s[nChildren[len(nChildren)-1].Properties.Id].Width
for a := last; a < len(nChildren); a++ {
cState := s[nChildren[a].Properties.Id]
cState.X += self.Padding.Left + ((((self.Width - (self.Padding.Left + self.Padding.Right)) + (self.Border.Left.Width + self.Border.Right.Width)) - (maxXW - minX)) / 2) - (minX - self.X)
(*state)[nChildren[a].Properties.Id] = cState
}
}
} else if n.Style["text-align"] == "right" {
if len(nChildren) > 0 {
minX = s[nChildren[0].Properties.Id].X
baseY := s[nChildren[0].Properties.Id].Y + s[nChildren[0].Properties.Id].Height
last := 0
for i := 1; i < len(nChildren)-1; i++ {
cState := s[nChildren[i].Properties.Id]
next := s[nChildren[i+1].Properties.Id]
if cState.X < minX {
minX = cState.X
}
if (cState.X + cState.Width) > maxXW {
maxXW = cState.X + cState.Width
}
if baseY != next.Y+next.Height {
baseY = next.Y + next.Height
for a := last; a < i+1; a++ {
cState := s[nChildren[a].Properties.Id]
cState.X += ((self.Width + (self.Border.Left.Width + self.Border.Right.Width)) - (maxXW - minX)) + ((self.X - minX) * 2)
(*state)[nChildren[a].Properties.Id] = cState
}
minX = 9e15
maxXW = 0
last = i + 1
}
}
minX = s[nChildren[last].Properties.Id].X
maxXW = s[nChildren[len(nChildren)-1].Properties.Id].X + s[nChildren[len(nChildren)-1].Properties.Id].Width
for a := last; a < len(nChildren); a++ {
cState := s[nChildren[a].Properties.Id]
cState.X += ((self.Width + (self.Border.Left.Width + self.Border.Right.Width)) - (maxXW - minX)) + ((self.X - minX) * 2)
(*state)[nChildren[a].Properties.Id] = cState
}
}
}
(*state)[n.Properties.Id] = self
},
}
}
