implemented basic rubber band sprite rendering and object moving in v…

…ector

vector/manip.go

@@ -10,6 +10,8 @@ import (
 	"math"
 	"strings"
 
+	"cogentcore.org/core/events"
+	"cogentcore.org/core/events/key"
 	"cogentcore.org/core/mat32"
 )
 
@@ -300,12 +302,11 @@ func (sv *SVGView) ConstrainPoint(st, rawpt mat32.Vec2) (mat32.Vec2, bool) {
 	return cp, diag
 }
 
-/*
 // DragMove is when dragging a selection for moving
-func (sv *SVGView) DragMove(win *gi.Window, me *mouse.DragEvent) {
+func (sv *SVGView) DragMove(e events.Event) {
 	es := sv.EditState()
 
-	InactivateSprites(win, SpAlignMatch)
+	InactivateSprites(sv, SpAlignMatch)
 
 	if !es.InAction() {
 		sv.ManipStart("Move", es.SelectedNamesString())
@@ -314,8 +315,8 @@ func (sv *SVGView) DragMove(win *gi.Window, me *mouse.DragEvent) {
 
 	svoff := mat32.V2FromPoint(sv.Geom.ContentBBox.Min)
 	spt := mat32.V2FromPoint(es.DragStartPos)
-	mpt := mat32.V2FromPoint(me.Where)
-	if me.HasAnyModifier(key.Control) {
+	mpt := mat32.V2FromPoint(e.Pos())
+	if e.HasAnyModifier(key.Control) {
 		mpt, _ = sv.ConstrainPoint(spt, mpt)
 	}
 	dv := mpt.Sub(spt)
@@ -333,16 +334,14 @@ func (sv *SVGView) DragMove(win *gi.Window, me *mouse.DragEvent) {
 	pt := es.DragSelStartBBox.Min.Sub(svoff)
 	tdel := es.DragSelEffBBox.Min.Sub(es.DragSelStartBBox.Min)
 	for itm, ss := range es.Selected {
-		itm.ReadGeom(ss.InitGeom)
-		itm.ApplyDeltaTransform(tdel, mat32.V2(1, 1), 0, pt)
+		itm.ReadGeom(sv.SSVG(), ss.InitGeom)
+		itm.ApplyDeltaTransform(sv.SSVG(), tdel, mat32.V2(1, 1), 0, pt)
 	}
 	sv.SetBBoxSpritePos(SpReshapeBBox, 0, es.DragSelEffBBox)
 	sv.SetSelSpritePos()
 	go sv.ManipUpdate()
-	win.UpdateSig()
-
+	// win.UpdateSig()
 }
-*/
 
 func SquareBBox(bb mat32.Box2) mat32.Box2 {
 	del := bb.Size()

vector/select.go

@@ -264,6 +264,7 @@ func (sv *SVGView) SelSpriteEvent(sp Sprites, et events.EventType, d any) {
 
 // SetRubberBand updates the rubber band postion
 func (sv *SVGView) SetRubberBand(cur image.Point) {
+	updt := sv.UpdateStart()
 	es := sv.EditState()
 
 	if !es.InAction() {
@@ -291,7 +292,7 @@ func (sv *SVGView) SetRubberBand(cur image.Point) {
 	SetSpritePos(rr, image.Point{bbox.Max.X, bbox.Min.Y})
 	SetSpritePos(rl, bbox.Min)
 
-	// win.UpdateSig()
+	sv.UpdateEndRender(updt)
 }
 
 ///////////////////////////////////////////////////////////////////////

vector/sprites.go

@@ -264,7 +264,6 @@ func DrawSpriteReshape(sp *gi.Sprite, bbtyp Sprites) {
 	bbd.Min.Y += bsz
 	bbd.Max.X -= bsz
 	bbd.Max.Y -= bsz
-	// draw.Draw(sp.Pixels, ibd, &image.Uniform{color.White}, image.ZP, draw.Src)
 	draw.Draw(sp.Pixels, bbd, colors.C(colors.Scheme.Primary.Base), image.Point{}, draw.Src)
 }
 
@@ -341,11 +340,10 @@ func DrawRubberBandHoriz(sp *gi.Sprite, trgsz image.Point) {
 	bbd := ibd
 	bbd.Min.Y += bsz
 	bbd.Max.Y -= bsz
-	draw.Draw(sp.Pixels, ibd, &image.Uniform{color.White}, image.ZP, draw.Src)
 	for x := 0; x < ssz.X; x += sz * 2 {
 		bbd.Min.X = x
 		bbd.Max.X = x + sz
-		draw.Draw(sp.Pixels, bbd, &image.Uniform{color.Black}, image.ZP, draw.Src)
+		draw.Draw(sp.Pixels, bbd, colors.C(colors.Scheme.Primary.Base), image.ZP, draw.Src)
 	}
 }
 
@@ -360,11 +358,10 @@ func DrawRubberBandVert(sp *gi.Sprite, trgsz image.Point) {
 	bbd := ibd
 	bbd.Min.X += bsz
 	bbd.Max.X -= bsz
-	draw.Draw(sp.Pixels, ibd, &image.Uniform{color.White}, image.ZP, draw.Src)
 	for y := sz; y < ssz.Y; y += sz * 2 {
 		bbd.Min.Y = y
 		bbd.Max.Y = y + sz
-		draw.Draw(sp.Pixels, bbd, &image.Uniform{color.Black}, image.ZP, draw.Src)
+		draw.Draw(sp.Pixels, bbd, colors.C(colors.Scheme.Primary.Base), image.ZP, draw.Src)
 	}
 }
 

vector/svgview.go

@@ -180,8 +180,6 @@ func (sv *SVGView) HandleEvents() {
 			}
 			if !es.InAction() {
 				switch es.Tool {
-				case SelectTool:
-					sv.SetRubberBand(e.PrevPos())
 				case RectTool:
 					sv.NewElDrag(svg.RectType, es.DragStartPos, e.Pos())
 					es.SelBBox.Min.X += 1
@@ -197,11 +195,6 @@ func (sv *SVGView) HandleEvents() {
 				case BezierTool:
 					sv.NewPath(es.DragStartPos, e.Pos())
 				}
-			} else {
-				switch {
-				case es.Action == "BoxSelect":
-					sv.SetRubberBand(e.Pos())
-				}
 			}
 		}
 		// if e.MouseButton() == events.Right {
@@ -227,9 +220,13 @@ func (sv *SVGView) HandleEvents() {
 		}
 		if es.HasSelected() {
 			if !es.NewTextMade {
-				// sv.DragMove(win, me) // in manip
+				sv.DragMove(e)
+				return
 			}
 		}
+		if es.Action == "BoxSelect" || (!es.InAction() && es.Tool == SelectTool) {
+			sv.SetRubberBand(e.Pos())
+		}
 	})
 }