MarkersAndText.nim

import imgui
import implot
import utils

#----------------------
# demo_MarkersAndText()
#----------------------
proc demo_MarkersAndText*() =
  var
    mk_size  {.global.}:cfloat
    mk_weight{.global.}:cfloat
  once:
    mk_size   = ipGetStyle().markerSize
    mk_weight = ipGetStyle().markerWeight

  igDragFloat("Marker Size",   addr mk_size  ,0.1f,2.0f,10.0f,"%.2f px")
  igDragFloat("Marker Weight", addr mk_weight,0.05f,0.5f,3.0f,"%.2f px")

  if ipBeginPlot("##MarkerStyles", ImVec2(x: -1,y: 0), ImPlotFlags.CanvasOnly):
   ipSetupAxes(nullptr, nullptr, ImPlotAxisFlags.NoDecorations, ImPlotAxisFlags.NoDecorations)
   ipSetupAxesLimits(0, 10, 0, 12)
   var
     xs = [1'i8 ,4]
     ys = [10'i8,11]

   #// filled markers
   for m in 0..<ImPlotMarker.COUNT.int32:
     igPushID(m)
     ipSetNextMarkerStyle(m.ImPlotMarker, mk_size, IMPLOT_AUTO_COL, mk_weight)
     ipPlotLine("##Filled", xs.ptz, ys.ptz, 2)
     igPopID()
     dec ys[0]; dec ys[1]
   xs[0] = 6; xs[1] = 9; ys[0] = 10; ys[1] = 11
   #// open markers
   for m in 0..<ImPlotMarker.COUNT.int32:
     igPushID(m)
     ipSetNextMarkerStyle(m.ImPlotMarker, mk_size, ImVec4(x: 0,y: 0,z: 0,w: 0), mk_weight)
     ipPlotLine("##Open", xs.ptz, ys.ptz, 2)
     igPopID()
     dec ys[0]; dec ys[1]

   ipPlotText("Filled Markers", 2.5f, 6.0f)
   ipPlotText("Open Markers",   7.5f, 6.0f)

   ipPushStyleColor(ImPlotCol.InlayText, ImVec4(x: 1,y: 0,z: 1,w: 1))
   ipPlotText("Vertical Text", 5.0f, 6.0f, ImVec2(x: 0,y: 0), ImPlotTextFlags.Vertical)
   ipPopStyleColor()

   ipEndPlot()