WIP components (as built)
This commit is contained in:
110 files changed
+3975
-273
No files matched your search
+67
-37
@@ -3,6 +3,7 @@ package mujica
|
||||
import (
|
||||
"fmt"
|
||||
"math"
|
||||
"slices"
|
||||
|
||||
"github.com/egoist/mygo/ui"
|
||||
|
||||
@@ -11,7 +12,6 @@ import (
|
||||
"mujicaui/theme"
|
||||
)
|
||||
|
||||
// AllocationItem is an asset class's value and target weight in percent.
|
||||
type AllocationItem struct {
|
||||
Name string
|
||||
Value float64
|
||||
@@ -20,13 +20,12 @@ type AllocationItem struct {
|
||||
|
||||
// AssetAllocationChartOptions configure an AssetAllocationChart.
|
||||
type AssetAllocationChartOptions struct {
|
||||
Frame ChartFrame
|
||||
// Tolerance is the drift in points that warns; zero means 5.
|
||||
Frame ChartFrame
|
||||
Version int
|
||||
Tolerance float64
|
||||
Format func(v float64) string
|
||||
}
|
||||
|
||||
// AssetAllocationChart shows holdings as a donut and lists each weight against its target.
|
||||
func AssetAllocationChart(c *ui.Context, items []AllocationItem, opts AssetAllocationChartOptions) ChartResult {
|
||||
if opts.Tolerance < 0 {
|
||||
panic("mujica: AssetAllocationChart Tolerance is negative")
|
||||
@@ -35,62 +34,93 @@ func AssetAllocationChart(c *ui.Context, items []AllocationItem, opts AssetAlloc
|
||||
if tol == 0 {
|
||||
tol = 5
|
||||
}
|
||||
total, targets := 0.0, 0.0
|
||||
for _, it := range items {
|
||||
if it.Name == "" || it.Value < 0 || it.Target < 0 || math.IsNaN(it.Value) || math.IsNaN(it.Target) {
|
||||
panic("mujica: AllocationItem needs a Name and values ≥ 0")
|
||||
}
|
||||
total += it.Value
|
||||
targets += it.Target
|
||||
}
|
||||
if len(items) > 0 && math.Abs(targets-100) > 0.01 && targets != 0 {
|
||||
panic(fmt.Sprintf("mujica: AllocationItem targets sum to %v, not 100", targets))
|
||||
}
|
||||
k := Tokens(c)
|
||||
u := Density(c).Unit()
|
||||
pal := internal.Palette(k)
|
||||
var res ChartResult
|
||||
row := ui.Row(c).Gap(u * 6).AlignItems(ui.Start).Wrap()
|
||||
row.Children(func() {
|
||||
slices := make([]ChartSlice, len(items))
|
||||
for i, it := range items {
|
||||
slices[i] = ChartSlice{Label: it.Name, Value: it.Value}
|
||||
memo := ui.Local(row, "mujica.allocation", func() allocationSlices { return allocationSlices{} })
|
||||
if id := chartID(items) + fmt.Sprint(opts.Version) + msg(c, "pie_chart.other"); id != memo.id {
|
||||
total, targets := 0.0, 0.0
|
||||
for _, it := range items {
|
||||
if it.Name == "" || it.Value < 0 || it.Target < 0 || math.IsNaN(it.Value) || math.IsNaN(it.Target) || math.IsInf(it.Value, 0) || math.IsInf(it.Target, 0) {
|
||||
panic("mujica: AllocationItem needs a Name and values ≥ 0")
|
||||
}
|
||||
total += it.Value
|
||||
targets += it.Target
|
||||
}
|
||||
if len(items) > 0 && math.Abs(targets-100) > 0.01 && targets != 0 {
|
||||
panic(fmt.Sprintf("mujica: AllocationItem targets sum to %v, not 100", targets))
|
||||
}
|
||||
|
||||
memo.total = total
|
||||
memo.id, memo.slices = id, make([]ChartSlice, len(items))
|
||||
for i, it := range items {
|
||||
memo.slices[i] = ChartSlice{Label: it.Name, Value: it.Value}
|
||||
}
|
||||
memo.parts = pieMerge(memo.slices, 1, msg(c, "pie_chart.other"))
|
||||
memo.markers = make([]int, len(items))
|
||||
for i, it := range items {
|
||||
at := slices.IndexFunc(memo.parts, func(part ChartSlice) bool { return part.Label == it.Name })
|
||||
if at < 0 {
|
||||
at = len(memo.parts) - 1
|
||||
}
|
||||
memo.markers[i] = at
|
||||
}
|
||||
}
|
||||
parts := memo.parts
|
||||
total := memo.total
|
||||
frame := opts.Frame
|
||||
if frame.Height == 0 {
|
||||
frame.Height = 220
|
||||
}
|
||||
ui.Column(c).Width(frame.Height + 40).Children(func() {
|
||||
res = PieChart(c, slices, PieChartOptions{Frame: frame, Donut: true, Format: opts.Format})
|
||||
ui.Column(c).Width(max(frame.Height+40, 300)).Children(func() {
|
||||
res = PieChart(c, parts, PieChartOptions{Frame: frame, Donut: true, Format: opts.Format})
|
||||
})
|
||||
if total == 0 {
|
||||
return
|
||||
}
|
||||
size := FontSize(c, theme.CaptionSize)
|
||||
g := ui.Grid(c).ColumnTracks(ui.FitContent(), ui.FitContent(), ui.FitContent(), ui.FitContent()).GapX(u * 4).GapY(u * 2).
|
||||
Role(ui.RoleTable).Label(frame.Label)
|
||||
g.Children(func() {
|
||||
for _, h := range []string{"asset_allocation_chart.asset", "asset_allocation_chart.weight", "asset_allocation_chart.target", "asset_allocation_chart.drift"} {
|
||||
ui.Text(c, msg(c, h)).FontSize(size).TextColor(k.TextMuted).Role(ui.RoleColumnHeader)
|
||||
}
|
||||
for i, it := range items {
|
||||
w := it.Value / total * 100
|
||||
drift := w - it.Target
|
||||
ui.Row(c).Key(it.Name).Gap(u * 2).AlignItems(ui.Center).Children(func() {
|
||||
ui.Box(c).Size(12, 12).Draw(func(p *ui.Painter, r ui.Rect) { internal.Marker(p, i, r.X+6, r.Y+6, 10, pal[i%len(pal)]) })
|
||||
ui.Text(c, it.Name).SingleLine()
|
||||
ui.Column(c).MinWidth(340).Grow(1).Children(func() {
|
||||
g := ui.Grid(c).ColumnTracks(ui.Fr(2), ui.Fr(1), ui.Fr(1), ui.Fr(2)).GapX(u * 2).GapY(u * 2).
|
||||
Role(ui.RoleTable).Label(frame.Label)
|
||||
g.Children(func() {
|
||||
for _, h := range []string{"asset_allocation_chart.asset", "asset_allocation_chart.weight", "asset_allocation_chart.target", "asset_allocation_chart.drift"} {
|
||||
ui.Text(c, msg(c, h)).FontSize(size).TextColor(k.TextMuted).Role(ui.RoleColumnHeader)
|
||||
}
|
||||
})
|
||||
state := ui.Local(row, "mujica.allocation.rows", func() ui.ListState { return ui.ListState{} })
|
||||
ui.List(c, state, len(items), func(i int) {
|
||||
it := items[i]
|
||||
ui.Grid(c).ColumnTracks(ui.Fr(2), ui.Fr(1), ui.Fr(1), ui.Fr(2)).GapX(u * 2).MinHeight(Density(c).ControlHeight()).Children(func() {
|
||||
w := it.Value / total * 100
|
||||
drift := w - it.Target
|
||||
ui.Row(c).Key(it.Name).Gap(u * 2).AlignItems(ui.Center).Children(func() {
|
||||
ui.Box(c).Size(12, 12).Draw(func(p *ui.Painter, r ui.Rect) {
|
||||
internal.Marker(p, memo.markers[i], r.X+6, r.Y+6, 10, pal[memo.markers[i]%len(pal)])
|
||||
})
|
||||
ui.Text(c, it.Name).SingleLine()
|
||||
})
|
||||
ui.Text(c, fmt.Sprintf("%.1f%%", w)).FontFeatures("tnum").JustifySelf(ui.End)
|
||||
ui.Text(c, fmt.Sprintf("%.1f%%", it.Target)).FontFeatures("tnum").TextColor(k.TextMuted).JustifySelf(ui.End)
|
||||
allocationDrift(c, drift, tol)
|
||||
})
|
||||
ui.Text(c, fmt.Sprintf("%.1f%%", w)).FontFeatures("tnum").JustifySelf(ui.End)
|
||||
ui.Text(c, fmt.Sprintf("%.1f%%", it.Target)).FontFeatures("tnum").TextColor(k.TextMuted).JustifySelf(ui.End)
|
||||
allocationDrift(c, drift, tol)
|
||||
}
|
||||
}).Height(min(float32(len(items))*Density(c).ControlHeight(), 240))
|
||||
})
|
||||
})
|
||||
res.Element = row
|
||||
return res
|
||||
}
|
||||
|
||||
// allocationDrift shows the drift in points; beyond tolerance it warns with an icon and a word.
|
||||
type allocationSlices struct {
|
||||
id string
|
||||
slices []ChartSlice
|
||||
total float64
|
||||
parts []ChartSlice
|
||||
markers []int
|
||||
}
|
||||
|
||||
func allocationDrift(c *ui.Context, drift, tol float64) {
|
||||
k := Tokens(c)
|
||||
text := statisticSigned(drift, 1) + " pt"
|
||||
|
||||
Reference in new issue
Block a user