/
gui_panel.go
198 lines (171 loc) · 4.79 KB
/
gui_panel.go
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package main
import (
"github.com/g3n/engine/graphic"
"github.com/g3n/engine/gui"
"github.com/g3n/engine/math32"
"github.com/g3n/engine/window"
"math"
)
type GuiPanel struct {
p1 *gui.Panel
p2 *gui.Panel
p3 *gui.Panel
}
func init() {
TestMap["gui.panel"] = &GuiPanel{}
}
func (t *GuiPanel) Initialize(ctx *Context) {
// Adds axis helper
axis := graphic.NewAxisHelper(2)
ctx.Scene.Add(axis)
// Panel 1
t.p1 = gui.NewPanel(100, 50)
t.p1.SetPosition(0, 0)
//t.p1.SetMargins(4, 4, 4, 4)
t.p1.SetMargins(0, 0, 0, 0)
t.p1.SetBorders(6, 6, 6, 6)
t.p1.SetBordersColor(&math32.Black)
t.p1.SetPaddings(8, 8, 8, 8)
t.p1.SetColor(&math32.White)
t.p1.SetPaddingsColor(&math32.Green)
t.p1.SetContentSize(100, 100)
ctx.Gui.Add(t.p1)
// Panel 2
t.p2 = gui.NewPanel(t.p1.Width(), t.p1.Height())
t.p2.SetPosition(t.p1.Width()+200.0, 0)
t.p2.SetMargins(4, 4, 4, 4)
t.p2.SetBorders(6, 6, 6, 6)
t.p2.SetBordersColor(&math32.Black)
t.p2.SetPaddings(8, 8, 8, 8)
t.p2.SetColor(&math32.White)
t.p2.SetPaddingsColor(&math32.Green)
t.p2.SetSize(100, 100)
ctx.Gui.Add(t.p2)
// Panel 3 with several children
t.p3 = gui.NewPanel(400, 200).SetColor(&math32.Gray)
t.p3.SetPosition(50, 160)
t.p3.SetBorders(6, 6, 6, 6)
t.p3.SetBordersColor(&math32.Black)
t.p3.SetPaddings(2, 2, 2, 2)
ctx.Gui.Add(t.p3)
p3Event := func(name string, ev interface{}) { log.Debug("Parent:%v", name) }
t.p3.Subscribe(gui.OnCursor, p3Event)
t.p3.Subscribe(gui.OnCursorEnter, p3Event)
t.p3.Subscribe(gui.OnCursorLeave, p3Event)
t.p3.Subscribe(gui.OnMouseDown, p3Event)
t.p3.Subscribe(gui.OnMouseUp, p3Event)
// Child Panel 1
c := gui.NewPanel(50, 50).SetColor(&math32.Blue)
c.SetPosition(-25, -25)
c.SetBorders(4, 4, 4, 4)
t.p3.Add(c)
// Child Panel 2
c = gui.NewPanel(10, 240).SetColor(&math32.Blue)
c.SetPosition(100, -10)
c.SetBorders(4, 4, 4, 4)
t.p3.Add(c)
c2Event := func(name string, ev interface{}) { log.Debug("Child 2:%v", name) }
c.Subscribe(gui.OnCursor, c2Event)
c.Subscribe(gui.OnCursorEnter, c2Event)
c.Subscribe(gui.OnCursorLeave, c2Event)
c.Subscribe(gui.OnMouseDown, c2Event)
c.Subscribe(gui.OnMouseUp, c2Event)
// Child Panel
c = gui.NewPanel(50, 50).SetColor(&math32.Red)
c.SetPosition(175, -25)
c.SetBorders(4, 4, 4, 4)
t.p3.Add(c)
// Child Panel
c = gui.NewPanel(50, 50).SetColor(&math32.Red)
c.SetPosition(375, -25)
c.SetBorders(4, 4, 4, 4)
t.p3.Add(c)
// Child Panel
c = gui.NewPanel(50, 50).SetColor(&math32.Red)
c.SetPosition(375, 75)
c.SetBorders(4, 4, 4, 4)
t.p3.Add(c)
// Child Panel
c = gui.NewPanel(50, 50).SetColor(&math32.Green)
c.SetPosition(375, 175)
c.SetBorders(4, 4, 4, 4)
t.p3.Add(c)
// Child Panel
c = gui.NewPanel(50, 50).SetColor(&math32.Green)
c.SetPosition(175, 175)
c.SetBorders(4, 4, 4, 4)
t.p3.Add(c)
// Child Panel
c = gui.NewPanel(50, 50).SetColor(&math32.Green)
c.SetPosition(-25, 175)
c.SetBorders(4, 4, 4, 4)
t.p3.Add(c)
// Child Panel
c = gui.NewPanel(50, 50).SetColor(&math32.Green)
c.SetPosition(-25, 75)
c.SetBorders(4, 4, 4, 4)
t.p3.Add(c)
// Child Panel
c = gui.NewPanel(50, 50).SetColor(&math32.Green)
c.SetPosition(175, 75)
c.SetBorders(4, 4, 4, 4)
t.p3.Add(c)
// Child Panel from previous child
c1 := gui.NewPanel(20, 20).SetColor(&math32.White)
c1.SetPosition(10, 10)
c1.SetBorders(1, 1, 1, 1)
c.Add(c1)
//c1.Subscribe(gui.OnMouse, func(name string, ev interface{}) {
// log.Debug("Child 1.1: %v", name)
//})
// Image panel 1
im, err := gui.NewImage(ctx.DirData + "/images/tiger1.jpg")
if err != nil {
log.Fatal("%s", err)
}
im.SetPosition(50, 400)
im.SetMargins(0, 0, 0, 0)
im.SetBorders(2, 2, 2, 2)
im.SetBordersColor(&math32.Red)
im.SetPaddings(6, 6, 6, 6)
im.SetColor(&math32.White)
im.SetContentAspectWidth(128)
ctx.Gui.Add(im)
// Image panel 2
im, err = gui.NewImage(ctx.DirData + "/images/tiger1.jpg")
if err != nil {
log.Fatal("%s", err)
}
im.SetPosition(250, 400)
im.SetMargins(0, 0, 0, 0)
im.SetBorders(2, 2, 2, 2)
im.SetBordersColor(&math32.Black)
im.SetPaddings(0, 0, 40, 40)
im.SetColor(&math32.White)
im.SetContentAspectWidth(90)
ctx.Gui.Add(im)
// Subscribe to key events
ctx.Win.Subscribe(window.OnKeyDown, t.onKey)
}
func (t *GuiPanel) onKey(evname string, ev interface{}) {
kev := ev.(*window.KeyEvent)
if kev.Action == window.Release {
return
}
switch kev.Keycode {
case window.KeyB:
for _, ichild := range t.p3.Children() {
pan := ichild.(*gui.Panel)
pan.SetBounded(!pan.Bounded())
}
}
}
func (t *GuiPanel) Render(ctx *Context) {
time := ctx.Win.GetTime()
delta := (math.Sin(time) + 1.0) / 2
maxWidth := 200
maxHeight := 100
t.p1.SetSize(float32(delta)*float32(maxWidth), float32(delta)*float32(maxHeight))
t.p2.SetContentSize(float32(delta)*float32(maxWidth), float32(delta)*float32(maxHeight))
t.p3.SetPosition(t.p3.Position().X+math32.Sin(float32(time)), t.p3.Position().Y)
}