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Golang gxui.CreatePen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/google/gxui.CreatePen函数的典型用法代码示例。如果您正苦于以下问题：Golang CreatePen函数的具体用法？Golang CreatePen怎么用？Golang CreatePen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CreatePen函数的20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: Create

func (defaultTreeControlCreator) Create(theme gxui.Theme, control gxui.Control, node *TreeToListNode) gxui.Control {
	ll := theme.CreateLinearLayout()
	ll.SetDirection(gxui.LeftToRight)

	btn := theme.CreateButton()
	btn.SetBackgroundBrush(gxui.TransparentBrush)
	btn.SetBorderPen(gxui.CreatePen(1, gxui.Gray30))
	btn.SetMargin(math.Spacing{L: 2, R: 2, T: 1, B: 1})
	btn.OnClick(func(ev gxui.MouseEvent) {
		if ev.Button == gxui.MouseButtonLeft {
			node.ToggleExpanded()
		}
	})

	update := func() {
		btn.SetVisible(!node.IsLeaf())
		if node.IsExpanded() {
			btn.SetText("-")
		} else {
			btn.SetText("+")
		}
	}
	update()

	gxui.WhileAttached(btn, node.OnChange, update)

	ll.AddChild(btn)
	ll.AddChild(control)
	ll.SetPadding(math.Spacing{L: 16 * node.Depth()})
	return ll
}
开发者ID:henrylee2cn，项目名称:gxui，代码行数:31，代码来源:tree.go


示例2: drawWalkPath

//画行走路线
func drawWalkPath(window gxui.Window, theme gxui.Theme, driver gxui.Driver, x1, y1, x2, y2 int64) {
	ps, isWalk := nm.FindPath(nmastar, x1, y1, x2, y2)
	if !isWalk {
		return
	}
	canvas := driver.CreateCanvas(math.Size{W: int(nmj.Width), H: int(nmj.Heigth)})

	var polys []gxui.PolygonVertex
	for i := 0; i < len(ps); i++ {

		polys = append(polys,
			gxui.PolygonVertex{
				Position: math.Point{
					int(ps[i].X),
					int(ps[i].Y),
				}})
	}
	canvas.DrawLines(polys, gxui.CreatePen(2, gxui.Green))

	canvas.Complete()
	image := theme.CreateImage()
	image.SetCanvas(canvas)
	window.AddChild(image)

}
开发者ID:gbember，项目名称:gt，代码行数:26，代码来源:main.go


示例3: Create

func (a *customAdapter) Create(theme gxui.Theme, index int) gxui.Control {
	phase := float32(index) / 1000
	c := gxui.Color{
		R: 0.5 + 0.5*math.Sinf(math.TwoPi*(phase+0.000)),
		G: 0.5 + 0.5*math.Sinf(math.TwoPi*(phase+0.333)),
		B: 0.5 + 0.5*math.Sinf(math.TwoPi*(phase+0.666)),
		A: 1.0,
	}
	i := theme.CreateImage()
	i.SetBackgroundBrush(gxui.CreateBrush(c))
	i.SetMargin(math.Spacing{L: 3, T: 3, R: 3, B: 3})
	i.OnMouseEnter(func(ev gxui.MouseEvent) {
		i.SetBorderPen(gxui.CreatePen(2, gxui.Gray80))
	})
	i.OnMouseExit(func(ev gxui.MouseEvent) {
		i.SetBorderPen(gxui.TransparentPen)
	})
	i.OnMouseDown(func(ev gxui.MouseEvent) {
		i.SetBackgroundBrush(gxui.CreateBrush(c.MulRGB(0.7)))
	})
	i.OnMouseUp(func(ev gxui.MouseEvent) {
		i.SetBackgroundBrush(gxui.CreateBrush(c))
	})
	return i
}
开发者ID:langxj，项目名称:gxui，代码行数:25，代码来源:main.go


示例4: CreateStyle

func CreateStyle(fontColor, brushColor, penColor gxui.Color, penWidth float32) Style {
	return Style{
		FontColor: fontColor,
		Pen:       gxui.CreatePen(penWidth, penColor),
		Brush:     gxui.CreateBrush(brushColor),
	}
}
开发者ID:linux-mac，项目名称:gxui，代码行数:7，代码来源:style.go


示例5: buildMoon

func buildMoon(theme gxui.Theme, center math.Point, radius float32) gxui.Image {
	c := 40
	p := make(gxui.Polygon, c*2)
	for i := 0; i < c; i++ {
		frac := float32(i) / float32(c)
		α := math.Lerpf(math.Pi*1.2, math.Pi*-0.2, frac)
		p[i] = gxui.PolygonVertex{
			Position: math.Point{
				X: center.X + int(radius*math.Sinf(α)),
				Y: center.Y + int(radius*math.Cosf(α)),
			},
			RoundedRadius: 0,
		}
	}
	for i := 0; i < c; i++ {
		frac := float32(i) / float32(c)
		α := math.Lerpf(math.Pi*-0.2, math.Pi*1.2, frac)
		r := math.Lerpf(radius, radius*0.5, math.Sinf(frac*math.Pi))
		p[i+c] = gxui.PolygonVertex{
			Position: math.Point{
				X: center.X + int(r*math.Sinf(α)),
				Y: center.Y + int(r*math.Cosf(α)),
			},
			RoundedRadius: 0,
		}
	}
	image := theme.CreateImage()
	image.SetPolygon(p, gxui.CreatePen(3, gxui.Gray80), gxui.CreateBrush(gxui.Gray40))
	return image
}
开发者ID:kyokomi-sandbox，项目名称:sandbox，代码行数:30，代码来源:main.go


示例6: CreateProgressBar

func CreateProgressBar(theme *Theme) gxui.ProgressBar {
	b := &ProgressBar{}
	b.Init(b, theme)
	b.theme = theme
	b.chevronWidth = 10

	b.OnAttach(func() {
		driver := theme.Driver()
		b.ticker = time.NewTicker(time.Millisecond * 50)
		go func() {
			for _ = range b.ticker.C {
				if !driver.Call(b.animationTick) {
					return
				}
			}
		}()
	})

	b.OnDetach(func() {
		if b.chevrons != nil {
			b.chevrons.Release()
			b.chevrons = nil
			b.ticker.Stop()
			b.ticker = nil
		}
	})
	b.SetBackgroundBrush(gxui.CreateBrush(gxui.Gray10))
	b.SetBorderPen(gxui.CreatePen(1, gxui.Gray40))
	return b
}
开发者ID:linux-mac，项目名称:gxui，代码行数:30，代码来源:progress_bar.go


示例7: drawMoon

func drawMoon(canvas gxui.Canvas, center math.Point, radius float32) {
	c := 40
	p := make(gxui.Polygon, c*2)
	for i := 0; i < c; i++ {
		frac := float32(i) / float32(c)
		α := math.Lerpf(math.Pi*1.2, math.Pi*-0.2, frac)
		p[i] = gxui.PolygonVertex{
			Position: math.Point{
				X: center.X + int(radius*math.Sinf(α)),
				Y: center.Y + int(radius*math.Cosf(α)),
			},
			RoundedRadius: 0,
		}
	}
	for i := 0; i < c; i++ {
		frac := float32(i) / float32(c)
		α := math.Lerpf(math.Pi*-0.2, math.Pi*1.2, frac)
		r := math.Lerpf(radius, radius*0.5, math.Sinf(frac*math.Pi))
		p[i+c] = gxui.PolygonVertex{
			Position: math.Point{
				X: center.X + int(r*math.Sinf(α)),
				Y: center.Y + int(r*math.Cosf(α)),
			},
			RoundedRadius: 0,
		}
	}
	canvas.DrawPolygon(p, gxui.CreatePen(3, gxui.Gray80), gxui.CreateBrush(gxui.Gray40))
}
开发者ID:langxj，项目名称:gxui，代码行数:28，代码来源:main.go


示例8: route

func route(driver gxui.Driver, src_id, dest_id int32, src, dest Point3) (canvas gxui.Canvas) {
	defer func() {
		canvas.Complete()
	}()
	canvas = driver.CreateCanvas(math.Size{W: 800, H: 600})
	t0 := time.Now()
	// Phase 1. Use Dijkstra to find shortest path on Triangles
	path := dijkstra.Run(src_id)

	// Phase 2.  construct path indices
	// Check if this path include src & dest
	path_triangle := [][3]int32{triangles[dest_id]}
	prev_id := dest_id
	for {
		cur_id, ok := path[prev_id]
		if !ok {
			return canvas
		}
		path_triangle = append([][3]int32{triangles[cur_id]}, path_triangle...)
		if cur_id == src_id {
			break
		}
		prev_id = cur_id
	}

	// Phase 3. use Navmesh to construct line
	start, end := &Point3{X: src.X, Y: src.Y}, &Point3{X: dest.X, Y: dest.Y}
	nm := NavMesh{}
	trilist := TriangleList{vertices, path_triangle}
	r, _ := nm.Route(trilist, start, end)
	log.Println("navmesh time:", time.Now().Sub(t0))

	var poly []gxui.PolygonVertex
	poly = append(poly,
		gxui.PolygonVertex{
			Position: math.Point{
				int(SCALE_FACTOR * start.X),
				int(SCALE_FACTOR * start.Y),
			}})

	for k := range r.Line {
		poly = append(poly,
			gxui.PolygonVertex{
				Position: math.Point{
					int(SCALE_FACTOR * r.Line[k].X),
					int(SCALE_FACTOR * r.Line[k].Y),
				}})
	}
	poly = append(poly,
		gxui.PolygonVertex{
			Position: math.Point{
				int(SCALE_FACTOR * end.X),
				int(SCALE_FACTOR * end.Y),
			}})

	canvas.DrawLines(poly, gxui.CreatePen(2, gxui.Green))
	return
}
开发者ID:imnotanderson，项目名称:navmesh，代码行数:58，代码来源:main.go


示例9: PaintBorders

func (t *CodeEditorLine) PaintBorders(c gxui.Canvas, info CodeEditorLinePaintInfo) {
	start, _ := info.LineSpan.Span()
	offsets := info.GlyphOffsets
	for _, l := range t.ce.layers {
		if l != nil && l.BorderColor() != nil {
			color := *l.BorderColor()
			interval.Visit(l.Spans(), info.LineSpan, func(vs, ve uint64, _ int) {
				s, e := vs-start, ve-start
				r := math.CreateRect(offsets[s].X, 0, offsets[e-1].X+info.GlyphWidth, info.LineHeight)
				c.DrawRoundedRect(r, 3, 3, 3, 3, gxui.CreatePen(0.5, color), gxui.TransparentBrush)
			})
		}
	}
}
开发者ID:langxj，项目名称:gxui，代码行数:14，代码来源:code_editor_line.go


示例10: appMain

func appMain(driver gxui.Driver) {
	theme := flags.CreateTheme(driver)
	width := int(nmj.Width)
	height := int(nmj.Heigth)

	window := theme.CreateWindow(width, height, "navmesh")
	canvas := driver.CreateCanvas(math.Size{W: width, H: height})

	ps := nmj.Points

	// mouse
	isStart := true
	x1, y1, x2, y2 := int64(0), int64(0), int64(0), int64(0)

	window.OnMouseDown(func(me gxui.MouseEvent) {
		if nm.IsWalkOfPoint(navmesh.Point{X: int64(me.Point.X), Y: int64(me.Point.Y)}) {
			if isStart {
				x1 = int64(me.Point.X)
				y1 = int64(me.Point.Y)
			} else {
				x2 = int64(me.Point.X)
				y2 = int64(me.Point.Y)
			}
			if !isStart {
				drawWalkPath(window, theme, driver, x1, y1, x2, y2)
			}
			isStart = !isStart
		}
	})

	// draw mesh
	for i := 0; i < len(ps); i++ {
		polys := make([]gxui.PolygonVertex, 0, len(ps[i]))
		for j := 0; j < len(ps[i]); j++ {
			polys = append(polys, gxui.PolygonVertex{
				Position: math.Point{
					int(ps[i][j].X),
					int(ps[i][j].Y),
				}})
		}
		//		canvas.DrawPolygon(polys, gxui.CreatePen(2, gxui.Gray80), gxui.CreateBrush(gxui.Gray40))
		canvas.DrawPolygon(polys, gxui.CreatePen(2, gxui.Red), gxui.CreateBrush(gxui.Yellow))
	}

	canvas.Complete()
	image := theme.CreateImage()
	image.SetCanvas(canvas)
	window.AddChild(image)
	window.OnClose(driver.Terminate)
}
开发者ID:gbember，项目名称:gt，代码行数:50，代码来源:main.go


示例11: drawStar

func drawStar(canvas gxui.Canvas, center math.Point, radius, rotation float32, points int) {
	p := make(gxui.Polygon, points*2)
	for i := 0; i < points*2; i++ {
		frac := float32(i) / float32(points*2)
		α := frac*math.TwoPi + rotation
		r := []float32{radius, radius / 2}[i&1]
		p[i] = gxui.PolygonVertex{
			Position: math.Point{
				X: center.X + int(r*math.Cosf(α)),
				Y: center.Y + int(r*math.Sinf(α)),
			},
			RoundedRadius: []float32{0, 50}[i&1],
		}
	}
	canvas.DrawPolygon(p, gxui.CreatePen(3, gxui.Red), gxui.CreateBrush(gxui.Yellow))
}
开发者ID:langxj，项目名称:gxui，代码行数:16，代码来源:main.go


示例12: Create

func (treeControlCreator) Create(theme gxui.Theme, control gxui.Control, node *mixins.TreeToListNode) gxui.Control {
	img := theme.CreateImage()
	imgSize := math.Size{W: 10, H: 10}

	ll := theme.CreateLinearLayout()
	ll.SetDirection(gxui.LeftToRight)

	btn := theme.CreateButton()
	btn.SetBackgroundBrush(gxui.TransparentBrush)
	btn.SetBorderPen(gxui.CreatePen(1, gxui.Gray30))
	btn.SetMargin(math.Spacing{L: 1, R: 1, T: 1, B: 1})
	btn.OnClick(func(ev gxui.MouseEvent) {
		if ev.Button == gxui.MouseButtonLeft {
			node.ToggleExpanded()
		}
	})
	btn.AddChild(img)

	update := func() {
		expanded := node.IsExpanded()
		canvas := theme.Driver().CreateCanvas(imgSize)
		btn.SetVisible(!node.IsLeaf())
		switch {
		case !btn.IsMouseDown(gxui.MouseButtonLeft) && expanded:
			canvas.DrawPolygon(expandedPoly, gxui.TransparentPen, gxui.CreateBrush(gxui.Gray70))
		case !btn.IsMouseDown(gxui.MouseButtonLeft) && !expanded:
			canvas.DrawPolygon(collapsedPoly, gxui.TransparentPen, gxui.CreateBrush(gxui.Gray70))
		case expanded:
			canvas.DrawPolygon(expandedPoly, gxui.TransparentPen, gxui.CreateBrush(gxui.Gray30))
		case !expanded:
			canvas.DrawPolygon(collapsedPoly, gxui.TransparentPen, gxui.CreateBrush(gxui.Gray30))
		}
		canvas.Complete()
		img.SetCanvas(canvas)
	}
	btn.OnMouseDown(func(gxui.MouseEvent) { update() })
	btn.OnMouseUp(func(gxui.MouseEvent) { update() })
	update()

	gxui.WhileAttached(btn, node.OnChange, update)

	ll.AddChild(btn)
	ll.AddChild(control)
	ll.SetPadding(math.Spacing{L: 16 * node.Depth()})
	return ll
}
开发者ID:langxj，项目名称:gxui，代码行数:46，代码来源:tree.go


示例13: buildStar

func buildStar(theme gxui.Theme, center math.Point, radius, rotation float32, points int) gxui.Image {
	p := make(gxui.Polygon, points*2)
	for i := 0; i < points*2; i++ {
		frac := float32(i) / float32(points*2)
		α := frac*math.TwoPi + rotation
		r := []float32{radius, radius / 2}[i&1]
		p[i] = gxui.PolygonVertex{
			Position: math.Point{
				X: center.X + int(r*math.Cosf(α)),
				Y: center.Y + int(r*math.Sinf(α)),
			},
			RoundedRadius: []float32{0, 50}[i&1],
		}
	}
	image := theme.CreateImage()
	image.SetPolygon(p, gxui.CreatePen(3, gxui.Red), gxui.CreateBrush(gxui.Yellow))
	return image
}
开发者ID:kyokomi-sandbox，项目名称:sandbox，代码行数:18，代码来源:main.go


示例14: drawTimeAxis

func drawTimeAxis(canvas gxui.Canvas) {
	p := gxui.Polygon{
		gxui.PolygonVertex{
			Position: math.Point{
				X: 0,
				Y: 400,
			},
			RoundedRadius: 0,
		},
		gxui.PolygonVertex{
			Position: math.Point{
				X: 400,
				Y: 400,
			},
			RoundedRadius: 0,
		},
	}

	canvas.DrawLines(p, gxui.CreatePen(1.0, gxui.White))
}
开发者ID:canejune，项目名称:sandbox，代码行数:20，代码来源:bview.go


示例15: CreateExpandButton

func (t *Tree) CreateExpandButton(theme gxui.Theme, node *mixins.TreeInternalNode) gxui.Button {
	img := theme.CreateImage()
	imgSize := math.Size{W: 10, H: 10}

	btn := theme.CreateButton()
	btn.SetBackgroundBrush(gxui.TransparentBrush)
	btn.SetBorderPen(gxui.CreatePen(1, gxui.Gray30))
	btn.SetMargin(math.Spacing{L: 1, R: 1, T: 1, B: 1})
	btn.OnClick(func(ev gxui.MouseEvent) {
		if ev.Button == gxui.MouseButtonLeft {
			if node.IsExpanded() {
				node.Collapse()
			} else {
				node.Expand()
			}
		}
	})
	btn.AddChild(img)

	updateStyle := func() {
		canvas := theme.Driver().CreateCanvas(imgSize)
		switch {
		case !btn.IsMouseDown(gxui.MouseButtonLeft) && node.IsExpanded():
			canvas.DrawPolygon(expandedPoly, gxui.TransparentPen, gxui.CreateBrush(gxui.Gray70))
		case !btn.IsMouseDown(gxui.MouseButtonLeft) && !node.IsExpanded():
			canvas.DrawPolygon(collapsedPoly, gxui.TransparentPen, gxui.CreateBrush(gxui.Gray70))
		case node.IsExpanded():
			canvas.DrawPolygon(expandedPoly, gxui.TransparentPen, gxui.CreateBrush(gxui.Gray30))
		case !node.IsExpanded():
			canvas.DrawPolygon(collapsedPoly, gxui.TransparentPen, gxui.CreateBrush(gxui.Gray30))
		}
		canvas.Complete()
		img.SetCanvas(canvas)
	}
	btn.OnMouseDown(func(gxui.MouseEvent) { updateStyle() })
	btn.OnMouseUp(func(gxui.MouseEvent) { updateStyle() })
	node.OnExpandedChanged(func(e bool) { updateStyle() })
	updateStyle()
	return btn
}
开发者ID:linux-mac，项目名称:gxui，代码行数:40，代码来源:tree.go


示例16: drawHorizontalLines

func (f Field) drawHorizontalLines(canvas gxui.Canvas) {
	for y := f.cellHeight; y < f.height; y += f.cellHeight {
		p := make(gxui.Polygon, 2)

		p[0] = gxui.PolygonVertex{
			Position: math.Point{
				X: 0,
				Y: y,
			},
			RoundedRadius: 0,
		}

		p[1] = gxui.PolygonVertex{
			Position: math.Point{
				X: f.width,
				Y: y,
			},
			RoundedRadius: 0,
		}

		canvas.DrawLines(p, gxui.CreatePen(1, gxui.Gray80))
	}
}
开发者ID:fesenko，项目名称:snake，代码行数:23，代码来源:field.go


示例17: drawVerticalLines

func (f Field) drawVerticalLines(canvas gxui.Canvas) {
	for x := f.cellWidth; x < f.width; x += f.cellWidth {
		p := make(gxui.Polygon, 2)

		p[0] = gxui.PolygonVertex{
			Position: math.Point{
				X: x,
				Y: 0,
			},
			RoundedRadius: 0,
		}

		p[1] = gxui.PolygonVertex{
			Position: math.Point{
				X: x,
				Y: f.height,
			},
			RoundedRadius: 0,
		}

		canvas.DrawLines(p, gxui.CreatePen(1, gxui.Gray80))
	}
}
开发者ID:fesenko，项目名称:snake，代码行数:23，代码来源:field.go


示例18: Draw

func (s Snake) Draw(canvas gxui.Canvas) {
	bendCount := len(s.bends)
	p := make(gxui.Polygon, 2+bendCount)

	p[0] = gxui.PolygonVertex{
		Position:      s.head,
		RoundedRadius: 0,
	}

	for i, bend := range s.bends {
		p[i+1] = gxui.PolygonVertex{
			Position:      bend.point,
			RoundedRadius: 0,
		}
	}

	p[bendCount+1] = gxui.PolygonVertex{
		Position:      s.tail,
		RoundedRadius: 0,
	}

	canvas.DrawLines(p, gxui.CreatePen(float32(s.width), gxui.Green70))
}
开发者ID:fesenko，项目名称:snake，代码行数:23，代码来源:snake.go


示例19: PaintUnexpandedSelection

func (t *Tree) PaintUnexpandedSelection(c gxui.Canvas, r math.Rect) {
	c.DrawRoundedRect(r, 2.0, 2.0, 2.0, 2.0, gxui.CreatePen(1, gxui.Gray50), gxui.TransparentBrush)
}
开发者ID:henrylee2cn，项目名称:gxui，代码行数:3，代码来源:tree.go


示例20: PaintCaret

func (t *DefaultTextBoxLine) PaintCaret(c gxui.Canvas, top, bottom math.Point) {
	r := math.Rect{Min: top, Max: bottom}.ExpandI(t.caretWidth / 2)
	c.DrawRoundedRect(r, 1, 1, 1, 1, gxui.CreatePen(0.5, gxui.Gray70), gxui.WhiteBrush)
}
开发者ID:langxj，项目名称:gxui，代码行数:4，代码来源:default_textbox_line.go



注：本文中的github.com/google/gxui.CreatePen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。

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Golang gxui.Canvas类代码示例发布时间：2022-05-23
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