ui calculator

client/hit.go

@@ -0,0 +1,61 @@
+package client
+
+import (
+	"galaxy/client/world"
+
+	"fyne.io/fyne/v2"
+)
+
+var m = func(v int) float64 { return float64(v) / float64(world.SCALE) }
+
+func (e *client) onTapped(ev *fyne.PointEvent) {
+	if e.world == nil || ev == nil {
+		return
+	}
+
+	xPx, yPx, ok := e.eventPosToPixel(ev.Position.X, ev.Position.Y)
+	if !ok {
+		return
+	}
+
+	params := e.getLastRenderedParams()
+	hits, err := e.world.HitTest(e.hits, &params, xPx, yPx)
+	if err != nil {
+		e.handlerError(err)
+		return
+	}
+
+	if len(hits) == 0 {
+		e.calculator.UnloadPlanet()
+		return
+	}
+
+	for i := range hits {
+		e.onHit(hits[i])
+	}
+}
+
+func (e *client) onHit(hit world.Hit) {
+	// var coord string
+	// if hit.Kind == world.KindLine {
+	// 	coord = fmt.Sprintf("{%f,%f - %f,%f}", m(hit.X1), m(hit.Y1), m(hit.X2), m(hit.Y2))
+	// } else {
+	// 	coord = fmt.Sprintf("{%f,%f}", m(hit.X), m(hit.Y))
+	// }
+	// fmt.Println("hit:", hit.ID, "Coord:", coord)
+	switch hit.Kind {
+	case world.KindPoint:
+	case world.KindCircle:
+		e.onHitCircle(hit.ID)
+	case world.KindLine:
+	}
+}
+
+func (e *client) onHitCircle(id world.PrimitiveID) {
+	p, ok := e.reg.localPlanet(id)
+	if !ok {
+		return
+	}
+	e.calculator.LoadPlanet(p.Name, p.Number, p.FreeIndustry.F(), p.Material.F(), p.Resources.F())
+	e.calculator.Refresh()
+}