138 lines
No EOL
2.9 KiB
Lua
138 lines
No EOL
2.9 KiB
Lua
local Rect = require "birb.classes.2D.rect"
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local GuiElement = Rect:extend()
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local TweenManager = require "birb.classes.time"
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function GuiElement:new(name, x, y, w, h)
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GuiElement.super.new(self, x, y, w, h)
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self.name = name
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self.isVisible = true
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self.screen = nil
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self.depth = 0
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self.tweens = TweenManager(self)
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self:register()
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end
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function GuiElement:getGui()
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local scene = core.scenemanager.nextScene or core.scenemanager.currentScene
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return scene.gui
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end
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function GuiElement:register()
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local gui = self:getGui()
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self.creationId = gui:addElement(self.name, self)
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end
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function GuiElement:destroy()
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local gui = self:getGui()
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gui:removeElement(self.name)
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if (self.screen == nil) then
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self.screen:removeElement(self.name)
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end
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end
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-- VISIBILITY/ACTIVITY
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-- Handle drawing and how we interact with
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function GuiElement:setDepth(depth)
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self.depth = depth or 0
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end
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function GuiElement:getVisibility()
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if (self.screen ~= nil) then
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return (self.isVisible and self.screen.isVisible)
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else
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return self.isVisible
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end
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end
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function GuiElement:setVisibility(visibility)
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self.isVisible = visibility
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end
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function GuiElement:getFocus()
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local gui = self:getGui()
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gui.focusedElement = self.name
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end
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function GuiElement:haveFocus()
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local gui = self:getGui()
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return (gui.focusedElement == self.name)
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end
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function GuiElement:looseFocus()
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if (self:haveFocus()) then
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local gui = self:getGui()
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gui.focusedElement = nil
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end
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end
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-- UPDATE FUNCTIONS
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-- Update the menu every game update
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-- External update function
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function GuiElement:updateElement(dt)
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self:update(dt)
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self.tweens:update(dt)
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end
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-- Internal update function
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function GuiElement:update(dt)
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-- Cette fonction ne contient rien par défaut
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end
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-- TWEEN FUNCTIONS
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-- Handle tweening
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function GuiElement:newTween(start, duration, target, easing)
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self.tweens:newTween(start, duration, target, easing)
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end
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function GuiElement:newMovement(start, duration, x, y, easing)
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self:newTween(start, duration, {x = x, y = y}, easing)
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end
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function GuiElement:newSwitch(start, bools)
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self.tweens:newSwitch(start, bools)
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end
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function GuiElement:delayFocus(start)
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self.tweens:newFunc(start, "focus", function ()
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self:getFocus()
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end)
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end
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-- DRAW FUNCTIONS
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-- Draw the menu and its content
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function GuiElement:drawElement()
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self:draw()
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end
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function GuiElement:draw()
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-- nothing here
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end
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-- KEYBOARD FUNCTIONS
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-- Handle key press
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function GuiElement:keypressed(key)
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-- Cette fonction ne contient rien par défaut
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end
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-- MOUSE FUNCTIONS
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-- Handle pointers (clic/touch)
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function GuiElement:mousemoved(x, y)
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-- Cette fonction ne contient rien par défaut
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end
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function GuiElement:mousepressed(x, y, button, istouch)
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-- Cette fonction ne contient rien par défaut
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end
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return GuiElement |