Example #1
0
func appMain(driver gxui.Driver) {
	theme := dark.CreateTheme(driver)

	label := theme.CreateLabel()
	label.SetText("This is a progress bar:")

	progressBar := theme.CreateProgressBar()
	progressBar.SetDesiredSize(math.Size{W: 400, H: 20})
	progressBar.SetTarget(100)

	layout := theme.CreateLinearLayout()
	layout.AddChild(label)
	layout.AddChild(progressBar)
	layout.SetHorizontalAlignment(gxui.AlignCenter)

	window := theme.CreateWindow(800, 600, "Progress bar")
	window.SetScale(flags.DefaultScaleFactor)
	window.AddChild(layout)
	window.OnClose(driver.Terminate)

	progress := 0
	pause := time.Millisecond * 500
	var timer *time.Timer
	timer = time.AfterFunc(pause, func() {
		driver.Call(func() {
			progress = (progress + 3) % progressBar.Target()
			progressBar.SetProgress(progress)
			timer.Reset(pause)
		})
	})
}
func appMain(driver gxui.Driver) {
	theme := dark.CreateTheme(driver)

	window := theme.CreateWindow(ANIMATION_WIDTH, 2*ANIMATION_HEIGHT, "Pendulum")
	window.SetBackgroundBrush(gxui.CreateBrush(gxui.Gray50))

	image := theme.CreateImage()

	ticker := time.NewTicker(time.Millisecond * 15)
	pendulum := &mathematicalPendulum{}
	pendulum2 := &numericalPendulum{PHI_ZERO, 0.0, 0.0, time.Time{}}

	go func() {
		for _ = range ticker.C {
			canvas := driver.CreateCanvas(math.Size{ANIMATION_WIDTH, 2 * ANIMATION_HEIGHT})
			canvas.Clear(gxui.White)

			draw(pendulum, canvas, 0, 0)
			draw(pendulum2, canvas, 0, ANIMATION_HEIGHT)

			canvas.Complete()
			driver.Call(func() {
				image.SetCanvas(canvas)
			})
		}
	}()

	window.AddChild(image)

	window.OnClose(ticker.Stop)
	window.OnClose(driver.Terminate)
}
Example #3
0
func appMain(driver gxui.Driver) {
	theme = light.CreateTheme(driver)
	window = theme.CreateWindow(800, 600, "Snake")

	playGround = field.Create(800, 600, 20, 20)
	sn = snake.Create(math.Point{X: 380, Y: 200}, math.Point{X: 380, Y: 280}, 20)

	drawScene(driver)
	fmt.Println(sn.Direction())

	window.OnKeyUp(func(event gxui.KeyboardEvent) {
		dir := sn.Direction()
		key := event.Key

		switch {
		case key == gxui.KeyRight && dir == snake.Top:
			sn.TurnRight()
		case key == gxui.KeyRight && dir == snake.Bottom:
			sn.TurnLeft()
		case key == gxui.KeyLeft && dir == snake.Top:
			sn.TurnLeft()
		case key == gxui.KeyLeft && dir == snake.Bottom:
			sn.TurnRight()
		case key == gxui.KeyUp && dir == snake.Left:
			sn.TurnRight()
		case key == gxui.KeyUp && dir == snake.Right:
			sn.TurnLeft()
		case key == gxui.KeyDown && dir == snake.Left:
			sn.TurnLeft()
		case key == gxui.KeyDown && dir == snake.Right:
			sn.TurnRight()

		}
	})

	ticker := time.NewTicker(time.Millisecond * 200)

	go func() {
		for _ = range ticker.C {
			driver.Call(func() {
				(&sn).Move()
				drawScene(driver)
			})
		}
	}()

	window.OnClose(func() {
		driver.Terminate()
		ticker.Stop()
	})

}
Example #4
0
File: main.go Project: liulnn/gxui
func appMain(driver gxui.Driver) {
	theme := flags.CreateTheme(driver)

	font, err := driver.CreateFont(gxfont.Default, 75)
	if err != nil {
		panic(err)
	}

	window := theme.CreateWindow(380, 100, "Hi")
	window.SetBackgroundBrush(gxui.CreateBrush(gxui.Gray50))

	label := theme.CreateLabel()
	label.SetFont(font)
	label.SetText("Hello world")

	window.AddChild(label)

	ticker := time.NewTicker(time.Millisecond * 30)
	go func() {
		phase := float32(0)
		for _ = range ticker.C {
			c := gxui.Color{
				R: 0.75 + 0.25*math.Cosf((phase+0.000)*math.TwoPi),
				G: 0.75 + 0.25*math.Cosf((phase+0.333)*math.TwoPi),
				B: 0.75 + 0.25*math.Cosf((phase+0.666)*math.TwoPi),
				A: 0.50 + 0.50*math.Cosf(phase*10),
			}
			phase += 0.01
			driver.Call(func() {
				label.SetColor(c)
			})
		}
	}()

	window.OnClose(ticker.Stop)
	window.OnClose(driver.Terminate)
}
Example #5
0
func appMain(driver gxui.Driver) {
	theme := flags.CreateTheme(driver)

	font, err := driver.CreateFont(gxfont.Default, 75)
	if err != nil {
		panic(err)
	}

	window := theme.CreateWindow(800, 480, "Привет")
	window.SetBackgroundBrush(gxui.CreateBrush(gxui.Gray50))
	window.SetBorderPen(gxui.Pen{Width: 5, Color: gxui.Yellow})

	f, err := os.Open("wallpaper.jpg")
	if err != nil {
		fmt.Printf("Failed to open image %v\n", err)
		os.Exit(1)
	}

	source, _, err := image.Decode(f)
	if err != nil {
		fmt.Printf("Failed to open image %v\n", err)
		os.Exit(2)
	}

	wallpaper := theme.CreateImage()
	window.AddChild(wallpaper)

	// Copy the image to a RGBA format before handing to a gxui.Texture
	rgba := image.NewRGBA(source.Bounds())
	draw.Draw(rgba, source.Bounds(), source, image.ZP, draw.Src)
	texture := driver.CreateTexture(rgba, 1)
	wallpaper.SetTexture(texture)

	layout := theme.CreateLinearLayout()
	layout.SetDirection(gxui.TopToBottom)
	window.AddChild(layout)

	label := theme.CreateLabel()
	label.SetFont(font)
	label.SetText("Здравствуй мир")
	label.OnMouseMove(func(e gxui.MouseEvent) {
		fmt.Printf("X=%d; Y=%d\n", e.Point.X, e.Point.Y)
	})
	layout.AddChild(label)

	lTimer := theme.CreateLabel()
	lTimer.SetFont(font)
	lTimer.SetColor(gxui.Green30)
	layout.AddChild(lTimer)

	button := theme.CreateButton()
	button.SetText("Exit")
	button.SetPadding(math.Spacing{20, 10, 20, 10})
	button.SetMargin(math.Spacing{20, 10, 20, 10})
	button.OnClick(func(e gxui.MouseEvent) {
		window.Close()
	})
	layout.AddChild(button)

	ticker := time.NewTicker(time.Millisecond * 30)
	go func() {
		phase := float32(0)
		for _ = range ticker.C {
			c := gxui.Color{
				R: 0.75 + 0.25*math.Cosf((phase+0.000)*math.TwoPi),
				G: 0.75 + 0.25*math.Cosf((phase+0.333)*math.TwoPi),
				B: 0.75 + 0.25*math.Cosf((phase+0.666)*math.TwoPi),
				A: 0.50 + 0.50*math.Cosf(phase*10),
			}
			phase += 0.01
			driver.Call(func() {
				label.SetColor(c)
			})
		}
	}()

	ticker2 := time.NewTicker(time.Millisecond * 100)
	go func() {
		for t := range ticker.C {
			driver.Call(func() {
				lTimer.SetText(t.Format(time.Stamp))
			})
		}
	}()

	window.OnClose(ticker.Stop)
	window.OnClose(ticker2.Stop)
	window.OnClose(driver.Terminate)
}