97 lines
2.3 KiB
Lua
97 lines
2.3 KiB
Lua
local TreeItem = {}
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TreeItem.__index = TreeItem
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function TreeItem:new( bounds, text, callbacks, styles, tooltip )
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local object = setmetatable( {}, self )
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object._gui = nil
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object.spacing = 4 -- Between controls.
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object.bounds = bounds:clone()
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object.text = text
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object.callbacks = callbacks -- select, open.
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object.controls = {}
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object.active = false
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object.open = false -- Show controls.
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object.visible = true
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object.disabled = false
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object.styles = styles
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object.tooltip = tooltip
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object._depth = 0
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object._indentation = 0
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object._id = 0 -- Id in treeView.
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object._parent = nil
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object._childId = 0 -- Id in parent controls.
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return object
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end
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function TreeItem:update()
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return RL.CheckCollisionPointRec( RL.GetMousePosition(), self.bounds )
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end
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function TreeItem:setOpenIcon()
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if self.open then
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return RL.GuiIconText( 120, "" )
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else
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return RL.GuiIconText( 119, "" )
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end
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end
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function TreeItem:draw()
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local buttonRect = Rect:new()
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local hasContainer = 0 < #self.controls
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local lineCol = RL.GetColor( RL.GuiGetStyle( RL.DEFAULT, RL.LINE_COLOR ) )
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if hasContainer then
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buttonRect:set( self.bounds.x, self.bounds.y, self.bounds.height, self.bounds.height )
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end
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-- Draw indentation lines.
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for i = 0, self._depth - 1 do
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RL.DrawRectangle( {
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self.bounds.x - i * self._indentation - self._indentation / 2,
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self.bounds.y - self.spacing,
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1,
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self.bounds.height + self.spacing * 2
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}, lineCol )
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end
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local toggleRect = Rect:new(
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self.bounds.x + buttonRect.width,
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self.bounds.y,
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self.bounds.width - buttonRect.width,
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self.bounds.height
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)
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local oldActive = self.active
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_, self.active = RL.GuiToggle( toggleRect, self.text, self.active )
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if self.callbacks.select and oldActive ~= self.active then
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self.callbacks.select( self )
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end
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if hasContainer then
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local pressed = RL.GuiLabelButton( buttonRect, self:setOpenIcon() )
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if self.callbacks.open and 0 < pressed then
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self.open = not self.open
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self.callbacks.open( self )
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end
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end
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end
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function TreeItem:setPosition( pos )
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self.bounds.x = pos.x
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self.bounds.y = pos.y
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end
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function TreeItem:register( gui )
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function gui:TreeItem( bounds, text, callbacks, styles, tooltip )
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return self:addControl( TreeItem:new( bounds, text, callbacks, styles, tooltip ) )
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end
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end
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return TreeItem
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