• 设为首页
  • 点击收藏
  • 手机版
    手机扫一扫访问
    迪恩网络手机版
  • 关注官方公众号
    微信扫一扫关注
    迪恩网络公众号

Golang openvg.Rect函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Golang中github.com/ajstarks/openvg.Rect函数的典型用法代码示例。如果您正苦于以下问题:Golang Rect函数的具体用法?Golang Rect怎么用?Golang Rect使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了Rect函数的14个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: rshapes

// rshapes draws shapes with random colors, openvg.Strokes, and sizes.
func rshapes(width, height, n int) {

	var sx, sy, cx, cy, px, py, ex, ey, pox, poy float64

	np := 10
	polyx := make([]float64, np)
	polyy := make([]float64, np)
	openvg.Start(width, height)
	for i := 0; i < n; i++ {
		openvg.FillRGB(randcolor(), randcolor(), randcolor(), rand.Float64())
		openvg.Ellipse(randf(width), randf(height), randf(200), randf(100))
		openvg.Circle(randf(width), randf(height), randf(100))
		openvg.Rect(randf(width), randf(height), randf(200), randf(100))
		openvg.Arc(randf(width), randf(height), randf(200), randf(200), randf(360), randf(360))

		sx = randf(width)
		sy = randf(height)
		openvg.StrokeRGB(randcolor(), randcolor(), randcolor(), 1)
		openvg.StrokeWidth(randf(5))
		openvg.Line(sx, sy, sx+randf(200), sy+randf(100))
		openvg.StrokeWidth(0)

		sx = randf(width)
		sy = randf(height)
		ex = sx + randf(200)
		ey = sy
		cx = sx + ((ex - sx) / 2.0)
		cy = sy + randf(100)
		openvg.Qbezier(sx, sy, cx, cy, ex, ey)

		sx = randf(width)
		sy = randf(height)
		ex = sx + randf(200)
		ey = sy
		cx = sx + ((ex - sx) / 2.0)
		cy = sy + randf(100)
		px = cx
		py = sy - randf(100)
		openvg.Cbezier(sx, sy, cx, cy, px, py, ex, ey)

		pox = randf(width)
		poy = randf(height)
		for j := 0; j < np; j++ {
			polyx[j] = pox + randf(200)
			polyy[j] = poy + randf(100)
		}
		openvg.Polygon(polyx, polyy) // , np)

		pox = randf(width)
		poy = randf(height)
		for j := 0; j < np; j++ {
			polyx[j] = pox + randf(200)
			polyy[j] = poy + randf(100)
		}
		openvg.Polyline(polyx, polyy) // , np)
	}
	openvg.FillRGB(128, 0, 0, 1)
	openvg.Text(20, 20, "OpenVG on the Raspberry Pi", "sans", 32)
	openvg.End()
}
开发者ID:sequoiar,项目名称:openvg,代码行数:61,代码来源:shapedemo.go


示例2: main

func main() {
	var cx, cy, cw, ch, midy int
	message := "Now is the time for all good men to come to the aid of the party"

	w, h := openvg.Init()
	var speed openvg.VGfloat = 15.0
	var x openvg.VGfloat = 0
	midy = (h / 2)
	fontsize := w / 50
	cx = 0
	ch = fontsize * 2
	cw = w
	cy = midy - (ch / 2)

	rx, ry, rw, rh := openvg.VGfloat(cx), openvg.VGfloat(cy), openvg.VGfloat(cw), openvg.VGfloat(ch)
	// scroll the text, only in the clipping rectangle
	for x = 0; x < rw+speed; x += speed {
		openvg.Start(w, h)
		openvg.Background(255, 255, 255)
		openvg.FillRGB(0, 0, 0, .2)
		openvg.Rect(rx, ry, rw, rh)
		openvg.ClipRect(cx, cy, cw, ch)
		openvg.Translate(x, ry+openvg.VGfloat(fontsize/2))
		openvg.FillRGB(0, 0, 0, 1)
		openvg.Text(0, 0, message, "sans", fontsize)
		openvg.ClipEnd()
		openvg.End()
	}
	bufio.NewReader(os.Stdin).ReadBytes('\n')
	openvg.Finish()
	os.Exit(0)
}
开发者ID:jhautefeuille,项目名称:openvg,代码行数:32,代码来源:clip.go


示例3: paintBG

func paintBG(w, h openvg.VGfloat) {
	if !showTrails {
		openvg.Background(0, 0, 0)
		return
	}
	openvg.FillRGB(0, 0, 0, 0.3)
	openvg.Rect(0, 0, w, h)
}
开发者ID:jhautefeuille,项目名称:openvg,代码行数:8,代码来源:particles.go


示例4: testpattern

// testpattern shows a test pattern
func testpattern(w, h int, s string) {
	var midx, midy1, midy2, midy3 float64
	fontsize := 256
	h2 := float64(h / 2)
	by := float64(h - 100)
	bx := float64(w - 100)
	tw1 := &FW{"mono", 0, fontsize}
	tw2 := &FW{"sans", 0, fontsize}
	tw3 := &FW{"serif", 0, fontsize}

	openvg.Start(w, h)

	// colored squares in the corners
	openvg.FillRGB(255, 0, 0, 1)
	openvg.Rect(0, 0, 100, 100)
	openvg.FillRGB(0, 255, 0, 1)
	openvg.Rect(0, by, 100, 100)
	openvg.FillRGB(0, 0, 255, 1)
	openvg.Rect(bx, 0, 100, 100)
	openvg.FillRGB(128, 128, 128, 1)
	openvg.Rect(bx, by, 100, 100)

	// for each font, (Sans, Serif, Mono), adjust the string to the w
	tw1.fitwidth(w, 20, s)
	tw2.fitwidth(w, 20, s)
	tw3.fitwidth(w, 20, s)

	midx = float64(w / 2)

	// Adjust the baselines to be medial
	midy1 = h2 + 20 + float64((tw1.fontsize)/2)
	midy2 = h2 - float64((tw2.fontsize)/2)
	midy3 = h2 - 20 - float64(tw2.fontsize) - float64((tw3.fontsize)/2)

	openvg.FillRGB(128, 128, 128, 1)
	openvg.TextMid(midx, midy1, s, tw1.font, tw1.fontsize)
	openvg.FillRGB(128, 0, 0, 1)
	openvg.TextMid(midx, midy2, s, tw2.font, tw2.fontsize)
	openvg.FillRGB(0, 0, 128, 1)
	openvg.TextMid(midx, midy3, s, tw3.font, tw3.fontsize)
	openvg.End()
}
开发者ID:sequoiar,项目名称:openvg,代码行数:43,代码来源:shapedemo.go


示例5: countdown

// countdown shows a countdown display to the top of minute
func (d *display) countdown() {
	tick := time.NewTicker(1 * time.Second)
	ty := d.height / 2
	th := d.height / 20
	size := d.width / 70
	for delay := 60 - time.Now().Second(); delay > 0; delay-- {
		select {
		case <-tick.C:
			tx := d.width * (openvg.VGfloat(60-delay) / 60)
			openvg.BackgroundColor(d.bgcolor)
			openvg.FillColor("black")
			openvg.Rect(0, ty, d.width, th)
			openvg.FillColor("white")
			openvg.TextEnd(tx, ty+(th/4), fmt.Sprintf("start in %d ", delay), "sans", int(size))
			openvg.Rect(tx, ty, d.width-tx, th)
			openvg.End()
		}
	}
	openvg.BackgroundColor(d.bgcolor)
}
开发者ID:Ebiroll,项目名称:openvg,代码行数:21,代码来源:twh.go


示例6: main

// main plots data from specified files or standard input in a
// grid where plotc specifies the number of columns.
func main() {
	w, h := openvg.Init()
	openvg.Start(w, h)
	openvg.FillColor("white")
	openvg.Rect(0, 0, gwidth, gheight)
	filenames := flag.Args()
	if len(filenames) == 0 {
		doplot(beginx, beginy, "")
	} else {
		plotgrid(beginx, beginy, filenames)
	}
	openvg.SaveEnd("vgplot.raw")
	bufio.NewReader(os.Stdin).ReadByte()
	openvg.Finish()
}
开发者ID:sequoiar,项目名称:openvg,代码行数:17,代码来源:vgplot.go


示例7: gradient

func gradient(width, height int) {
	w := float64(width)
	h := float64(height)
	stops := []openvg.Offcolor{
		{0.0, openvg.RGB{255, 255, 255}, 1.0},
		{0.5, openvg.RGB{128, 128, 128}, 1.0},
		{1.0, openvg.RGB{0, 0, 0}, 1.0},
	}

	x1 := w / 8
	x2 := (w * 3) / 8
	y1 := h / 3
	y2 := (h * 2) / 3
	cx := (w * 3) / 4
	cy := (h / 2)
	r := (x2 - x1)
	fx := cx + (r / 4)
	fy := cy + (r / 4)
	openvg.Start(width, height)
	openvg.BackgroundRGB(128, 128, 128, 1)
	openvg.FillLinearGradient(x1, y1, x2, y2, stops)
	openvg.Rect(x1, y1, x2-x1, y2-y1)
	openvg.FillRadialGradient(cx, cy, fx, fy, r, stops)
	openvg.Circle(cx, cy, r)

	openvg.FillRGB(0, 0, 0, 0.3)
	openvg.Circle(x1, y1, 10)
	openvg.Circle(x2, y2, 10)
	openvg.Circle(cx, cy, 10)
	openvg.Circle(cx+r/2, cy, 10)
	openvg.Circle(fx, fy, 10)

	openvg.FillColor("black")
	SansTypeface := "sans"
	openvg.TextMid(x1, y1-20, "(x1, y1)", SansTypeface, 18)
	openvg.TextMid(x2, y2+10, "(x2, y2)", SansTypeface, 18)
	openvg.TextMid(cx, cy, "(cx, cy)", SansTypeface, 18)
	openvg.TextMid(fx, fy, "(fx, fy)", SansTypeface, 18)
	openvg.TextEnd(cx+(r/2)+20, cy, "r", SansTypeface, 18)

	openvg.TextMid(x1+((x2-x1)/2), h/6, "Linear Gradient", SansTypeface, 36)
	openvg.TextMid(cx, h/6, "Radial Gradient", SansTypeface, 36)
	openvg.End()
}
开发者ID:sequoiar,项目名称:openvg,代码行数:44,代码来源:shapedemo.go


示例8: imagetable

func imagetable(w, h int) {
	imgw, imgh := 422, 238
	itable := []it{
		{"desert0.jpg", imgw, imgh},
		{"desert1.jpg", imgw, imgh},
		{"desert2.jpg", imgw, imgh},
		{"desert3.jpg", imgw, imgh},
		{"desert4.jpg", imgw, imgh},
		{"desert5.jpg", imgw, imgh},
		{"desert6.jpg", imgw, imgh},
		{"desert7.jpg", imgw, imgh},
		//{"http://farm4.static.flickr.com/3546/3338566612_9c56bfb53e_m.jpg", 240, 164},
		//{"http://farm4.static.flickr.com/3642/3337734413_e36baba755_m.jpg", 240, 164},
	}
	offset := openvg.VGfloat(50)
	left := offset
	bot := openvg.VGfloat(h-imgh) - offset
	gutter := offset
	x := left
	y := bot
	openvg.Start(w, h)
	openvg.BackgroundColor("black")
	for _, iname := range itable {
		openvg.Image(x, y, iname.width, iname.height, iname.name)
		openvg.FillRGB(255, 255, 255, 0.3)
		openvg.Rect(x, y, openvg.VGfloat(imgw), 32)
		openvg.FillRGB(0, 0, 0, 1)
		openvg.TextMid(x+openvg.VGfloat(imgw/2), y+10, iname.name, "sans", 16)
		x += openvg.VGfloat(iname.width) + gutter
		if x > openvg.VGfloat(w) {
			x = left
			y -= openvg.VGfloat(iname.height) + gutter
		}
	}
	y = openvg.VGfloat(h) * 0.1
	openvg.FillRGB(128, 128, 128, 1)
	openvg.TextMid(openvg.VGfloat(w/2), 100, "Joshua Tree National Park", "sans", 48)
	openvg.End()
}
开发者ID:jhautefeuille,项目名称:openvg,代码行数:39,代码来源:shapedemo.go


示例9: imagetable

func imagetable(w, h int) {
	imgw, imgh := 422, 238
	itable := []string{
		"desert0.jpg",
		"desert1.jpg",
		"desert2.jpg",
		"desert3.jpg",
		"desert4.jpg",
		"desert5.jpg",
		"desert6.jpg",
		"desert7.jpg",
	}
	left := 50.0
	bot := float64(h-imgh) - 50.0
	gutter := 50.0
	x := left
	y := bot
	openvg.Start(w, h)
	openvg.BackgroundColor("black")
	for _, iname := range itable {
		openvg.Image(x, y, imgw, imgh, iname)
		openvg.FillRGB(255, 255, 255, 0.3)
		openvg.Rect(x, y, float64(imgw), 32)
		openvg.FillRGB(0, 0, 0, 1)
		openvg.TextMid(x+float64(imgw/2), y+10, iname, "sans", 16)
		x += float64(imgw) + gutter
		if x > float64(w) {
			x = left
			y -= float64(imgh) + gutter
		}
	}
	y = float64(h) * 0.1
	openvg.FillRGB(128, 128, 128, 1)
	openvg.TextMid(float64(w/2), 100, "Joshua Tree National Park", "sans", 48)
	openvg.End()
}
开发者ID:xranby,项目名称:openvg,代码行数:36,代码来源:shapedemo.go


示例10: main

func main() {
	var (
		filename     = flag.String("f", "svgcolors.txt", "input file")
		fontname     = flag.String("font", "sans", "fontname")
		neg          = flag.Bool("neg", false, "negative")
		showrgb      = flag.Bool("rgb", false, "show RGB")
		showcode     = flag.Bool("showcode", true, "show colors and codes")
		circsw       = flag.Bool("circle", true, "circle swatch")
		outline      = flag.Bool("outline", false, "outline swatch")
		fontsize     = flag.Int("fs", 12, "fontsize")
		rowsize      = flag.Int("r", 32, "rowsize")
		colw         = flag.Float64("c", 340, "column size")
		swatch       = flag.Float64("s", 16, "swatch size")
		gutter       = flag.Float64("g", 12, "gutter")
		err          error
		tcolor, line string
	)

	flag.Parse()
	f, oerr := os.Open(*filename)
	if oerr != nil {
		fmt.Fprintf(os.Stderr, "%v\n", oerr)
		return
	}
	width, height := openvg.Init()

	openvg.Start(width, height)
	fw := openvg.VGfloat(width)
	fh := openvg.VGfloat(height)
	if *neg {
		openvg.FillColor("black")
		openvg.Rect(0, 0, fw, fh)
		tcolor = "white"
	} else {
		openvg.FillColor("white")
		openvg.Rect(0, 0, fw, fh)
		tcolor = "black"
	}
	top := fh - 32.0
	left := openvg.VGfloat(32.0)
	cw := openvg.VGfloat(*colw)
	sw := openvg.VGfloat(*swatch)
	g := openvg.VGfloat(*gutter)
	in := bufio.NewReader(f)

	for x, y, nr := left, top, 0; err == nil; nr++ {
		line, err = in.ReadString('\n')
		fields := strings.Split(strings.TrimSpace(line), "\t")
		if nr%*rowsize == 0 && nr > 0 {
			x += cw
			y = top
		}
		if len(fields) == 3 {
			var red, green, blue uint8
			fmt.Sscanf(fields[2], "%d,%d,%d", &red, &green, &blue)
			openvg.FillRGB(red, green, blue, 1)
			if *outline {
				openvg.StrokeColor("black")
				openvg.StrokeWidth(1)
			}
			if *circsw {
				openvg.Circle(x+sw/2, y+sw/2, sw)
			} else {
				openvg.Rect(x, y, sw, sw)
			}
			openvg.StrokeWidth(0)
			openvg.FillColor(tcolor)
			openvg.Text(x+sw+openvg.VGfloat(*fontsize/2), y, fields[0], *fontname, *fontsize)
			var label string
			if *showcode {
				if *showrgb {
					label = fields[1]
				} else {
					label = fields[2]
				}
				openvg.FillColor("gray")
				openvg.TextEnd(x+cw-(sw+g), y, label, *fontname, *fontsize)
			}
		}
		y -= (sw + g)
	}
	openvg.End()
	bufio.NewReader(os.Stdin).ReadBytes('\n')
	openvg.Finish()
}
开发者ID:jhautefeuille,项目名称:openvg,代码行数:85,代码来源:colortab.go


示例11: makepi

// makepi draws the Raspberry Pi
func makepi(x, y, w, h openvg.VGfloat) {
	// dimensions
	socw := h / 5
	compw := h / 5
	cjw := h / 10
	cjh := h / 8
	audw := h / 5
	aujw := h / 10
	aujh := cjh / 2
	hdw := w / 6
	hdh := w / 10
	gpw := w / 3
	gph := h / 8
	pw := h / 10
	usw := w / 5
	ush := h / 5
	etw := w / 5
	eth := h / 5
	sdw := w / 6
	sdh := w / 4
	offset := (w / 2) / 10
	w34 := (w * 3) / 4
	w2 := w / 2
	h2 := h / 2
	h40 := (h * 2) / 5

	openvg.FillRGB(0, 128, 0, 1)
	openvg.Rect(x, y, w, h) // board

	openvg.FillRGB(255, 255, 0, 1)
	openvg.Rect(x+w2, (y+h)-compw, compw, compw) // composite
	openvg.FillRGB(192, 192, 192, 1)
	openvg.Rect(x+w2+(cjw/2), y+h, cjw, cjh) // composite jack

	openvg.FillRGB(0, 0, 0, 1)
	openvg.Rect(x+w34, y+h-audw, audw, audw)     // audio
	openvg.Rect(x+w34+(aujw/2), y+h, aujw, aujh) // audio jack

	openvg.FillRGB(192, 192, 192, 1)
	openvg.Rect(x+w2, y, hdw, hdh)                 // HDMI
	openvg.Rect((x+w)-etw, y, etw, eth)            // Ethernet
	openvg.Rect((x+w+offset)-usw, y+h40, usw, ush) // USB
	openvg.Rect(x, y, pw, pw)                      // Power

	openvg.FillRGB(0, 0, 0, 1)
	openvg.Rect(x+(w*2)/5, y+h40, socw, socw) // SoC
	openvg.Rect(x, (y+h)-gph, gpw, gph)       // GPIO
	openvg.FillRGB(0, 0, 255, 1)
	openvg.Rect(x-sdw, (y+h2)-(sdh/2), sdw, sdh) // SD card
}
开发者ID:jhautefeuille,项目名称:openvg,代码行数:51,代码来源:raspi.go


示例12: refcard

// refcard shows a reference card of shapes
func refcard(width, height int) {
	shapenames := []string{
		"Circle",
		"Ellipse",
		"Rectangle",
		"Rounded Rectangle",
		"Line",
		"Polyline",
		"Polygon",
		"Arc",
		"Quadratic Bezier",
		"Cubic Bezier",
		"Image",
	}
	top := float64(height) * .95
	sx := float64(width) * 0.10
	sy := top
	sw := float64(width) * .05
	sh := float64(height) * .045
	dotsize := 7.0
	spacing := 2.0
	fontsize := int(float64(height) * .033)
	shapecolor := Color{202, 225, 255, 1.0}

	openvg.Start(width, height)
	openvg.FillRGB(128, 0, 0, 1)
	openvg.TextEnd(float64(width-20), float64(height/2),
		"OpenVG on the Raspberry Pi", "sans", fontsize+(fontsize/2))
	openvg.FillRGB(0, 0, 0, 1)
	for _, s := range shapenames {
		openvg.Text(sx+sw+sw/2, sy, s, "sans", fontsize)
		sy -= sh * spacing
	}
	sy = top
	cx := sx + (sw / 2)
	ex := sx + sw
	openvg.FillRGB(shapecolor.red, shapecolor.green, shapecolor.blue, shapecolor.alpha)
	openvg.Circle(cx, sy, sw)
	coordpoint(cx, sy, dotsize, shapecolor)
	sy -= sh * spacing
	openvg.Ellipse(cx, sy, sw, sh)
	coordpoint(cx, sy, dotsize, shapecolor)
	sy -= sh * spacing
	openvg.Rect(sx, sy, sw, sh)
	coordpoint(sx, sy, dotsize, shapecolor)
	sy -= sh * spacing
	openvg.Roundrect(sx, sy, sw, sh, 20, 20)
	coordpoint(sx, sy, dotsize, shapecolor)
	sy -= sh * spacing

	openvg.StrokeWidth(1)
	openvg.StrokeRGB(204, 204, 204, 1)
	openvg.Line(sx, sy, ex, sy)
	coordpoint(sx, sy, dotsize, shapecolor)
	coordpoint(ex, sy, dotsize, shapecolor)
	sy -= sh

	px := []float64{sx, sx + (sw / 4), sx + (sw / 2), sx + ((sw * 3) / 4), sx + sw}
	py := []float64{sy, sy - sh, sy, sy - sh, sy}

	openvg.Polyline(px, py) // , 5)
	coordpoint(px[0], py[0], dotsize, shapecolor)
	coordpoint(px[1], py[1], dotsize, shapecolor)
	coordpoint(px[2], py[2], dotsize, shapecolor)
	coordpoint(px[3], py[3], dotsize, shapecolor)
	coordpoint(px[4], py[4], dotsize, shapecolor)
	sy -= sh * spacing

	py[0] = sy
	py[1] = sy - sh
	py[2] = sy - (sh / 2)
	py[3] = py[1] - (sh / 4)
	py[4] = sy
	openvg.Polygon(px, py) // , 5)
	sy -= (sh * spacing) + sh

	openvg.Arc(sx+(sw/2), sy, sw, sh, 0, 180)
	coordpoint(sx+(sw/2), sy, dotsize, shapecolor)
	sy -= sh * spacing

	var cy, ey float64
	cy = sy + (sh / 2)
	ey = sy
	openvg.Qbezier(sx, sy, cx, cy, ex, ey)
	coordpoint(sx, sy, dotsize, shapecolor)
	coordpoint(cx, cy, dotsize, shapecolor)
	coordpoint(ex, ey, dotsize, shapecolor)
	sy -= sh * spacing

	ey = sy
	cy = sy + sh
	openvg.Cbezier(sx, sy, cx, cy, cx, sy, ex, ey)
	coordpoint(sx, sy, dotsize, shapecolor)
	coordpoint(cx, cy, dotsize, shapecolor)
	coordpoint(cx, sy, dotsize, shapecolor)
	coordpoint(ex, ey, dotsize, shapecolor)

	sy -= (sh * spacing * 1.5)
	openvg.Image(sx, sy, 110, 110, "starx.jpg")
//.........这里部分代码省略.........
开发者ID:sequoiar,项目名称:openvg,代码行数:101,代码来源:shapedemo.go


示例13: plot

// plot places a plot at the specified location with the specified dimemsions
// using the specified settings, using the specified data
func plot(x, y, w, h float64, settings plotset, d []rawdata) {
	nd := len(d)
	if nd < 2 {
		fmt.Fprintf(os.Stderr, "%d is not enough points to plot\n", len(d))
		return
	}
	// Compute the minima and maxima of the data
	maxx, minx := d[0].x, d[0].x
	maxy, miny := d[0].y, d[0].y
	for _, v := range d {

		if v.x > maxx {
			maxx = v.x
		}
		if v.y > maxy {
			maxy = v.y
		}
		if v.x < minx {
			minx = v.x
		}
		if v.y < miny {
			miny = v.y
		}
	}
	// Prepare for a area or line chart by allocating
	// polygon coordinates; for the horizon plot, you need two extra coordinates
	// for the extrema.
	needpoly := settings.opt["area"] || settings.opt["connect"]
	var xpoly, ypoly []float64
	if needpoly {
		xpoly = make([]float64, nd+2)
		ypoly = make([]float64, nd+2)
		// preload the extrema of the polygon,
		// the bottom left and bottom right of the plot's rectangle
		xpoly[0] = x
		ypoly[0] = y
		xpoly[nd+1] = x + w
		ypoly[nd+1] = y
	}
	// Draw the plot's bounding rectangle
	if settings.opt["showbg"] && !settings.opt["sameplot"] {
		openvg.FillColor(settings.attr["bgcolor"])
		openvg.Rect(x, y, w, h)
	}
	// Loop through the data, drawing items as specified
	spacer := 10.0
	for i, v := range d {
		xp := fmap(v.x, minx, maxx, x, x+w)
		yp := fmap(v.y, miny, maxy, y, y+h)
		if needpoly {
			xpoly[i+1] = xp
			ypoly[i+1] = yp
		}
		if settings.opt["showbar"] {
			openvg.StrokeColor(settings.attr["barcolor"])
			openvg.StrokeWidth(settings.size["barsize"])
			openvg.Line(xp, yp, xp, y)
		}
		if settings.opt["showdot"] {
			openvg.FillColor(settings.attr["dotcolor"])
			openvg.StrokeWidth(0)
			openvg.Circle(xp, yp, settings.size["dotsize"])
		}
		if settings.opt["showx"] {
			if i%int(settings.size["xinterval"]) == 0 {
				openvg.FillColor("black")
				openvg.TextMid(xp, y-(spacer*2), fmt.Sprintf("%d", int(v.x)), settings.attr["font"], int(settings.size["fontsize"]))
				openvg.StrokeColor("silver")
				openvg.StrokeWidth(1)
				openvg.Line(xp, y, xp, y-spacer)
			}
			openvg.StrokeWidth(0)
		}
	}
	// Done constructing the points for the area or line plots, display them in one shot
	if settings.opt["area"] {
		openvg.FillColor(settings.attr["areacolor"])
		openvg.Polygon(xpoly, ypoly)
	}

	if settings.opt["connect"] {
		openvg.StrokeColor(settings.attr["linecolor"])
		openvg.StrokeWidth(settings.size["linesize"])
		openvg.Polyline(xpoly[1:nd+1], ypoly[1:nd+1])
	}
	// Put on the y axis labels, if specified
	if settings.opt["showy"] {
		bot := math.Floor(miny)
		top := math.Ceil(maxy)
		yrange := top - bot
		interval := yrange / float64(settings.size["yinterval"])
		for yax := bot; yax <= top; yax += interval {
			yaxp := fmap(yax, bot, top, float64(y), float64(y+h))
			openvg.FillColor("black")
			openvg.TextEnd(x-spacer, yaxp, fmt.Sprintf("%.1f", yax), settings.attr["font"], int(settings.size["fontsize"]))
			openvg.StrokeColor("silver")
			openvg.StrokeWidth(1)
			openvg.Line(x-spacer, yaxp, x, yaxp)
//.........这里部分代码省略.........
开发者ID:sequoiar,项目名称:openvg,代码行数:101,代码来源:vgplot.go


示例14: regionFill

// regionFill colors a rectangular region, and sets the fill color for subsequent text
func (d *dimen) regionFill(bgcolor, textcolor string) {
	openvg.FillColor(bgcolor)
	openvg.Rect(d.x, d.y, d.width, d.height)
	openvg.FillColor(textcolor)
}
开发者ID:Ebiroll,项目名称:openvg,代码行数:6,代码来源:twh.go



注:本文中的github.com/ajstarks/openvg.Rect函数示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


鲜花

握手

雷人

路过

鸡蛋
该文章已有0人参与评论

请发表评论

全部评论

专题导读
上一篇:
Golang openvg.Start函数代码示例发布时间:2022-05-24
下一篇:
Golang openvg.Init函数代码示例发布时间:2022-05-24
热门推荐
热门话题
阅读排行榜

扫描微信二维码

查看手机版网站

随时了解更新最新资讯

139-2527-9053

在线客服(服务时间 9:00~18:00)

在线QQ客服
地址:深圳市南山区西丽大学城创智工业园
电邮:jeky_zhao#qq.com
移动电话:139-2527-9053

Powered by 互联科技 X3.4© 2001-2213 极客世界.|Sitemap