Add status bar

src/main/resources/ocelot/desktop/colorscheme.txt

@@ -32,3 +32,8 @@ ContextMenuSeparator  = #444444
 ComputerAddress = #333333
 
 ScreenOff = #000000
+
+StatusBar           = #181818
+StatusBarBorder     = #222222
+StatusBarForeground = #777777
+StatusBarIcon       = #bbbbbb

src/main/resources/ocelot/desktop/spritesheet.txt

@@ -1,98 +1,102 @@
 BackgroundPattern 0 0 304 304
 ComputerMotherboard 305 0 79 70
-Empty 337 277 1 1
+Empty 417 0 1 1
 EmptySlot 441 96 18 18
-ShadowBorder 305 277 1 24
+ShadowBorder 385 0 1 24
 ShadowCorner 424 71 24 24
 buttons/PowerOff 460 96 18 18
 buttons/PowerOn 479 96 18 18
-icons/CPU 424 129 16 16
-icons/Card 441 129 16 16
-icons/ComponentBus 458 129 16 16
-icons/EEPROM 475 129 16 16
-icons/Floppy 492 129 16 16
-icons/HDD 424 146 16 16
-icons/Memory 441 146 16 16
-icons/NA 458 146 16 16
-icons/RackMountable 475 146 16 16
-icons/Tier0 492 146 16 16
-icons/Tier1 449 71 16 16
-icons/Tier2 466 71 16 16
+icons/CPU 424 144 16 16
+icons/Card 441 144 16 16
+icons/ComponentBus 458 144 16 16
+icons/DragLMB 424 129 21 14
+icons/DragRMB 446 129 21 14
+icons/EEPROM 475 144 16 16
+icons/Floppy 492 144 16 16
+icons/HDD 449 71 16 16
+icons/LMB 373 268 11 14
+icons/Memory 466 71 16 16
+icons/NA 483 71 16 16
+icons/RMB 385 268 11 14
+icons/RackMountable 356 168 16 16
+icons/Tier0 373 168 16 16
+icons/Tier1 390 168 16 16
+icons/Tier2 407 168 16 16
 items/APU0 356 71 16 96
 items/APU1 373 71 16 96
 items/APU2 390 71 16 96
-items/CPU0 483 71 16 16
-items/CPU1 356 168 16 16
-items/CPU2 373 168 16 16
-items/CardBase 390 168 16 16
-items/CircuitBoard 407 168 16 16
-items/ComponentBus0 424 168 16 16
-items/ComponentBus1 441 168 16 16
-items/ComponentBus2 458 168 16 16
-items/ComponentBus3 475 168 16 16
+items/CPU0 424 168 16 16
+items/CPU1 441 168 16 16
+items/CPU2 458 168 16 16
+items/CardBase 475 168 16 16
+items/CircuitBoard 492 168 16 16
+items/ComponentBus0 305 200 16 16
+items/ComponentBus1 322 200 16 16
+items/ComponentBus2 339 200 16 16
+items/ComponentBus3 356 200 16 16
 items/DataCard0 305 71 16 128
 items/DataCard1 322 71 16 128
 items/DataCard2 339 71 16 128
-items/DebugCard 492 168 16 16
-items/DiskDriveMountable 305 200 16 16
-items/EEPROM 322 200 16 16
-items/FloppyDisk_dyeBlack 339 200 16 16
-items/FloppyDisk_dyeBlue 356 200 16 16
-items/FloppyDisk_dyeBrown 373 200 16 16
-items/FloppyDisk_dyeCyan 390 200 16 16
-items/FloppyDisk_dyeGray 407 200 16 16
-items/FloppyDisk_dyeGreen 424 200 16 16
-items/FloppyDisk_dyeLightBlue 441 200 16 16
-items/FloppyDisk_dyeLightGray 458 200 16 16
-items/FloppyDisk_dyeLime 475 200 16 16
-items/FloppyDisk_dyeMagenta 492 200 16 16
-items/FloppyDisk_dyeOrange 305 217 16 16
-items/FloppyDisk_dyePink 322 217 16 16
-items/FloppyDisk_dyePurple 339 217 16 16
-items/FloppyDisk_dyeRed 356 217 16 16
-items/FloppyDisk_dyeWhite 373 217 16 16
-items/FloppyDisk_dyeYellow 390 217 16 16
-items/GraphicsCard0 407 217 16 16
-items/GraphicsCard1 424 217 16 16
-items/GraphicsCard2 441 217 16 16
-items/HardDiskDrive0 458 217 16 16
-items/HardDiskDrive1 475 217 16 16
-items/HardDiskDrive2 492 217 16 16
+items/DebugCard 373 200 16 16
+items/DiskDriveMountable 390 200 16 16
+items/EEPROM 407 200 16 16
+items/FloppyDisk_dyeBlack 424 200 16 16
+items/FloppyDisk_dyeBlue 441 200 16 16
+items/FloppyDisk_dyeBrown 458 200 16 16
+items/FloppyDisk_dyeCyan 475 200 16 16
+items/FloppyDisk_dyeGray 492 200 16 16
+items/FloppyDisk_dyeGreen 305 217 16 16
+items/FloppyDisk_dyeLightBlue 322 217 16 16
+items/FloppyDisk_dyeLightGray 339 217 16 16
+items/FloppyDisk_dyeLime 356 217 16 16
+items/FloppyDisk_dyeMagenta 373 217 16 16
+items/FloppyDisk_dyeOrange 390 217 16 16
+items/FloppyDisk_dyePink 407 217 16 16
+items/FloppyDisk_dyePurple 424 217 16 16
+items/FloppyDisk_dyeRed 441 217 16 16
+items/FloppyDisk_dyeWhite 458 217 16 16
+items/FloppyDisk_dyeYellow 475 217 16 16
+items/GraphicsCard0 492 217 16 16
+items/GraphicsCard1 305 234 16 16
+items/GraphicsCard2 322 234 16 16
+items/HardDiskDrive0 339 234 16 16
+items/HardDiskDrive1 356 234 16 16
+items/HardDiskDrive2 373 234 16 16
 items/InternetCard 424 96 16 32
 items/LinkedCard 407 71 16 96
-items/Memory0 305 234 16 16
-items/Memory1 322 234 16 16
-items/Memory2 339 234 16 16
-items/Memory3 356 234 16 16
-items/Memory4 373 234 16 16
-items/Memory5 390 234 16 16
-items/NetworkCard 407 234 16 16
-items/RedstoneCard0 424 234 16 16
-items/RedstoneCard1 441 234 16 16
-items/Server0 458 234 16 16
-items/Server1 475 234 16 16
-items/Server2 492 234 16 16
-items/Server3 305 251 16 16
-items/WirelessNetworkCard0 322 251 16 16
-items/WirelessNetworkCard1 339 251 16 16
-nodes/Computer 356 251 16 16
-nodes/ComputerActivityOverlay 373 251 16 16
-nodes/ComputerErrorOverlay 390 251 16 16
-nodes/ComputerOnOverlay 407 251 16 16
-nodes/NewNode 424 251 16 16
-nodes/Relay 441 251 16 16
-nodes/Screen 458 251 16 16
-nodes/ScreenOnOverlay 475 251 16 16
-screen/BorderB 310 277 2 8
-screen/BorderT 307 277 2 10
-screen/CornerBL 305 268 8 8
-screen/CornerBR 314 268 8 8
-screen/CornerTL 492 251 8 10
-screen/CornerTR 501 251 8 10
-window/BorderDark 333 277 1 4
-window/BorderLight 335 277 1 4
-window/CloseButton 323 268 7 6
-window/CornerBL 313 277 4 4
-window/CornerBR 318 277 4 4
-window/CornerTL 323 277 4 4
-window/CornerTR 328 277 4 4
+items/Memory0 390 234 16 16
+items/Memory1 407 234 16 16
+items/Memory2 424 234 16 16
+items/Memory3 441 234 16 16
+items/Memory4 458 234 16 16
+items/Memory5 475 234 16 16
+items/NetworkCard 492 234 16 16
+items/RedstoneCard0 305 251 16 16
+items/RedstoneCard1 322 251 16 16
+items/Server0 339 251 16 16
+items/Server1 356 251 16 16
+items/Server2 373 251 16 16
+items/Server3 390 251 16 16
+items/WirelessNetworkCard0 407 251 16 16
+items/WirelessNetworkCard1 424 251 16 16
+nodes/Computer 441 251 16 16
+nodes/ComputerActivityOverlay 458 251 16 16
+nodes/ComputerErrorOverlay 475 251 16 16
+nodes/ComputerOnOverlay 492 251 16 16
+nodes/NewNode 305 268 16 16
+nodes/Relay 322 268 16 16
+nodes/Screen 339 268 16 16
+nodes/ScreenOnOverlay 356 268 16 16
+screen/BorderB 390 0 2 8
+screen/BorderT 387 0 2 10
+screen/CornerBL 415 268 8 8
+screen/CornerBR 424 268 8 8
+screen/CornerTL 397 268 8 10
+screen/CornerTR 406 268 8 10
+window/BorderDark 413 0 1 4
+window/BorderLight 415 0 1 4
+window/CloseButton 433 268 7 6
+window/CornerBL 393 0 4 4
+window/CornerBR 398 0 4 4
+window/CornerTL 403 0 4 4
+window/CornerTR 408 0 4 4

src/main/scala/ocelot/desktop/node/Node.scala

@@ -41,7 +41,7 @@ trait Node extends Widget with DragHandler with ClickHandler with HoverHandler {
     case ClickEvent(MouseEvent.Button.Right, _) =>
       val menu = new ContextMenu
       setupContextMenu(menu)
-      workspaceView.rootWidget.contextMenus.open(menu)
+      root.get.contextMenus.open(menu)
 
     case DragEvent(DragEvent.State.Start, MouseEvent.Button.Left, pos) =>
       startMoving(pos)
@@ -88,6 +88,16 @@ trait Node extends Widget with DragHandler with ClickHandler with HoverHandler {
     }))
   }
 
+  override def update(): Unit = {
+    super.update()
+    if (isHovered || isMoving) {
+      root.get.statusBar.addMouseEntry("icons/LMB", "Open")
+      root.get.statusBar.addMouseEntry("icons/RMB", "Menu")
+      root.get.statusBar.addMouseEntry("icons/DragLMB", "Move node")
+      root.get.statusBar.addMouseEntry("icons/DragRMB", "Connect/Disconnect")
+    }
+  }
+
   def environment: Environment
 
   def icon: String = "icons/NA"

src/main/scala/ocelot/desktop/node/NodeTypeWidget.scala

@@ -2,12 +2,12 @@ package ocelot.desktop.node
 
 import ocelot.desktop.geometry.Size2D
 import ocelot.desktop.graphics.Graphics
-import ocelot.desktop.ui.event.handlers.ClickHandler
+import ocelot.desktop.ui.event.handlers.{ClickHandler, HoverHandler}
 import ocelot.desktop.ui.event.{ClickEvent, MouseEvent}
 import ocelot.desktop.ui.widget.Widget
 import ocelot.desktop.util.TierColor
 
-class NodeTypeWidget(val nodeType: NodeType) extends Widget with ClickHandler {
+class NodeTypeWidget(val nodeType: NodeType) extends Widget with ClickHandler with HoverHandler {
   override def minimumSize: Size2D = Size2D(68, 68)
   override def maximumSize: Size2D = minimumSize
 
@@ -24,4 +24,11 @@ class NodeTypeWidget(val nodeType: NodeType) extends Widget with ClickHandler {
   override def draw(g: Graphics): Unit = {
     g.sprite(nodeType.icon, position.x + 2, position.y + 2, size.width - 4, size.height - 4, TierColor.get(nodeType.tier))
   }
+
+  override def update(): Unit = {
+    super.update()
+    if (isHovered) {
+      root.get.statusBar.addMouseEntry("icons/LMB", "Add node")
+    }
+  }
 }

src/main/scala/ocelot/desktop/ui/widget/RootWidget.scala

@@ -5,19 +5,31 @@ import ocelot.desktop.graphics.Graphics
 import ocelot.desktop.ui.UiHandler
 import ocelot.desktop.ui.UiHandler.graphics
 import ocelot.desktop.ui.event.KeyEvent
-import ocelot.desktop.ui.layout.CopyLayout
+import ocelot.desktop.ui.layout.{CopyLayout, LinearLayout}
 import ocelot.desktop.ui.widget.contextmenu.ContextMenus
-import ocelot.desktop.util.DrawUtils
+import ocelot.desktop.ui.widget.statusbar.StatusBar
+import ocelot.desktop.util.{DrawUtils, Orientation}
 import org.lwjgl.input.Keyboard
 
 class RootWidget extends Widget {
+  override protected val layout = new LinearLayout(this, orientation = Orientation.Vertical)
+  root = Some(this)
+
+  val workspaceView = new WorkspaceView
+  workspaceView.root = root
+  workspaceView.createDefaultWorkspace()
+
+  val contextMenus = new ContextMenus
+  val statusBar = new StatusBar
+
+  children :+= new Widget {
     override protected val layout = new CopyLayout(this)
-
-  val workspaceView: WorkspaceView = new WorkspaceView
-  val contextMenus: ContextMenus = new ContextMenus
-
     children :+= workspaceView
     children :+= contextMenus
+  }
+
+  children :+= statusBar
+
 
   private var isDebugViewVisible = false
 

src/main/scala/ocelot/desktop/ui/widget/Widget.scala

@@ -13,6 +13,7 @@ class Widget {
 
   protected var _children: Array[Widget] = Array[Widget]()
   protected var _parent: Option[Widget] = None
+  protected var _root: Option[RootWidget] = None
 
   protected var _position: Vector2D = Vector2D(0, 0)
   protected var _size: Size2D = Size2D(0, 0)
@@ -35,8 +36,10 @@ class Widget {
   final def children_=(value: Array[Widget]): Unit = {
     _children = value
 
-    for (child <- _children)
+    for (child <- _children) {
       child._parent = Some(this)
+      child.root = _root
+    }
 
     recalculateBounds()
     size = _size
@@ -46,6 +49,13 @@ class Widget {
 
   final def parent: Option[Widget] = _parent
 
+  final def root_=(v: Option[RootWidget]): Unit = {
+    _root = v
+    children.foreach(_.root = v)
+  }
+
+  final def root: Option[RootWidget] = _root
+
   def minimumSize: Size2D = layout.minimumSize
 
   def maximumSize: Size2D = layout.maximumSize.max(minimumSize)

src/main/scala/ocelot/desktop/ui/widget/WorkspaceView.scala

@@ -38,14 +38,11 @@ class WorkspaceView extends Widget with DragHandler with ClickHandler with Hover
     override def hierarchy: Array[Widget] = nodes.toArray
   }
 
-  createDefaultWorkspace()
-
-  def rootWidget: RootWidget = parent.get.asInstanceOf[RootWidget]
-
   def addNode(node: Node, pos: Vector2D = newNodePos): Unit = {
     node.position = pos + cameraOffset
     resolveCollision(node)
     node.workspaceView = this
+    node.root = _root
     nodes += node
   }
 
@@ -390,5 +387,13 @@ class WorkspaceView extends Widget with DragHandler with ClickHandler with Hover
   override def update(): Unit = {
     super.update()
     nodes.foreach(_.update())
+
+    if (isHovered && newConnection.isEmpty) {
+      if (nodeSelector.isShown)
+        root.get.statusBar.addMouseEntry("icons/LMB", "Close selector")
+      else
+        root.get.statusBar.addMouseEntry("icons/LMB", "Add node")
+      root.get.statusBar.addMouseEntry("icons/DragLMB", "Move camera")
+    }
   }
 }

src/main/scala/ocelot/desktop/ui/widget/statusbar/MouseEntry.scala

@@ -0,0 +1,21 @@
+package ocelot.desktop.ui.widget.statusbar
+
+import ocelot.desktop.ColorScheme
+import ocelot.desktop.color.Color
+import ocelot.desktop.geometry.Size2D
+import ocelot.desktop.graphics.Graphics
+import ocelot.desktop.ui.widget.Widget
+import ocelot.desktop.util.Spritesheet
+
+class MouseEntry(icon: String, text: String) extends Widget {
+  private val iconSize = Spritesheet.spriteSize(icon)
+  override def minimumSize: Size2D = Size2D(iconSize.width + 24 + text.length * 8, 16)
+  override def maximumSize: Size2D = minimumSize
+
+  override def draw(g: Graphics): Unit = {
+    g.sprite(icon, position + Size2D(8, height / 2 - iconSize.height / 2), ColorScheme("StatusBarIcon"))
+    g.background = Color.Transparent
+    g.foreground = ColorScheme("StatusBarForeground")
+    g.text(position.x + iconSize.width + 16, position.y, text)
+  }
+}

src/main/scala/ocelot/desktop/ui/widget/statusbar/StatusBar.scala

@@ -0,0 +1,25 @@
+package ocelot.desktop.ui.widget.statusbar
+
+import ocelot.desktop.ColorScheme
+import ocelot.desktop.geometry.Size2D
+import ocelot.desktop.graphics.Graphics
+import ocelot.desktop.ui.layout.{AlignItems, LinearLayout}
+import ocelot.desktop.ui.widget.Widget
+
+class StatusBar extends Widget {
+  override protected val layout = new LinearLayout(this, alignItems = AlignItems.Center)
+  override def minimumSize: Size2D = Size2D(100, 18)
+  override def maximumSize: Size2D = Size2D(Float.PositiveInfinity, 18)
+  override def receiveMouseEvents = true
+
+  def addMouseEntry(icon: String, text: String): Unit = {
+    children :+= new MouseEntry(icon, text)
+  }
+
+  override def draw(g: Graphics): Unit = {
+    g.rect(bounds, ColorScheme("StatusBar"))
+    g.line(position, position + Size2D(width, 0), 1, ColorScheme("StatusBarBorder"))
+    drawChildren(g)
+    children = Array()
+  }
+}