-
Notifications
You must be signed in to change notification settings - Fork 1
/
element.go
62 lines (50 loc) · 1.29 KB
/
element.go
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
package tooey
import (
"github.com/gdamore/tcell/v2"
)
// NewElement returns a stable empty Element ready to be modified
func NewElement(theme *Theme) *Element {
if theme == nil {
theme = DefaultTheme
}
e := &Element{
Rectangle: NewRectangle(nil),
Border: NewDefaultBorder(theme),
Title: NewTitle(theme),
Theme: theme,
}
return e
}
// Element is the base drawable struct inherited by most widgets
// Element manages size, positin, inner drawable space
// All other ui elements will inherit
type Element struct {
Rectangle
Theme *Theme
Border *Border
Title *Title
}
// SetTheme will set the theme of the element
func (e *Element) SetTheme(theme *Theme) {
e.Theme = theme
e.Border.Theme = theme
e.Title.Theme = theme
}
// SetBorderCharacters allows you to set the border characters
// for an element without touching the theme
func (e *Element) SetBorderCharacters(chars *Chars) {
e.Border.SetChars(chars)
}
// Draw call on the element to write to the tcell.Screen
func (e *Element) Draw(s tcell.Screen) {
// Draw body of the element
for y := e.Y1(); y < e.Y2(); y++ {
for x := e.X1(); x < e.X2(); x++ {
s.SetContent(x, y, ' ', nil, e.Theme.Element.Style)
}
}
// Draw the border
e.Border.Draw(s, &e.Rectangle)
// Draw the title
e.Title.Draw(s, &e.Rectangle)
}