コード例 #1
0
ファイル: svg.go プロジェクト: mike1372/chart
func (sg *SvgGraphics) Scatter(points []chart.EPoint, plotstyle chart.PlotStyle, style chart.Style) {
	chart.GenericScatter(sg, points, plotstyle, style)

	/***********************************************
	// First pass: Error bars
	ebs := style
	ebs.LineColor, ebs.LineWidth, ebs.LineStyle = ebs.FillColor, 1, chart.SolidLine
	if ebs.LineColor == "" {
		ebs.LineColor = "#404040"
	}
	if ebs.LineWidth == 0 {
		ebs.LineWidth = 1
	}
	for _, p := range points {
		xl, yl, xh, yh := p.BoundingBox()
		// fmt.Printf("Draw %d: %f %f-%f\n", i, p.DeltaX, xl,xh)
		if !math.IsNaN(p.DeltaX) {
			sg.Line(int(xl), int(p.Y), int(xh), int(p.Y), ebs)
		}
		if !math.IsNaN(p.DeltaY) {
			sg.Line(int(p.X), int(yl), int(p.X), int(yh), ebs)
		}
	}

	// Second pass: Line
	if (plotstyle&chart.PlotStyleLines) != 0 && len(points) > 0 {
		path := fmt.Sprintf("M %d,%d", int(points[0].X), int(points[0].Y))
		for i := 1; i < len(points); i++ {
			path += fmt.Sprintf("L %d,%d", int(points[i].X), int(points[i].Y))
		}
		st := linestyle(style)
		sg.svg.Path(path, st)
	}

	// Third pass: symbols
	if (plotstyle&chart.PlotStylePoints) != 0 && len(points) != 0 {
		for _, p := range points {
			sg.Symbol(int(p.X), int(p.Y), style)
		}
	}

	****************************************************/
}
コード例 #2
0
ファイル: image.go プロジェクト: mike1372/chart
func (ig *ImageGraphics) Scatter(points []chart.EPoint, plotstyle chart.PlotStyle, style chart.Style) {
	chart.GenericScatter(ig, points, plotstyle, style)
}