epervier-old/gamecore/modules/menusystem/widgets/init.lua

99 lines
2 KiB
Lua
Raw Normal View History

local Widget = {}
BaseWidget = Object:extend()
TextWidget = BaseWidget:extend()
function BaseWidget:new(menu)
self.menu = menu
self.destroyed = false
self.selectable = false
self.selection_margin = 0
self.margin = 2
self:register()
self.canvas = {}
self.canvas.texture = nil
self.canvas.needRedraw = true
end
function BaseWidget:register()
self.menu:addWidget(self)
end
function BaseWidget:redrawCanvas()
self.width, self.height = self.menu:getWidgetSize(self.id)
self.canvas.texture = love.graphics.newCanvas(self.width, self.height)
love.graphics.setCanvas( self.canvas.texture )
self:drawCanvas()
self.canvas.needRedraw = false
love.graphics.setCanvas( )
end
function BaseWidget:drawCanvas()
self.r = love.math.random(128)/256
self.g = love.math.random(128)/256
self.b = love.math.random(128)/256
love.graphics.setColor(self.r, self.g, self.b, 70)
love.graphics.rectangle("fill", 0, 0, self.width, self.height)
love.graphics.setColor(self.r, self.g, self.b)
love.graphics.rectangle("line", 0, 0, self.width, self.height)
utils.graphics.resetColor()
end
function BaseWidget:selectAction()
-- Do nothing
end
function BaseWidget:draw(x, y)
if self.canvas.texture ~= nil then
utils.graphics.resetColor()
love.graphics.draw(self.canvas.texture, x, y)
end
end
function BaseWidget:drawSelected(x,y,w,h)
self:draw(x, y, w, h)
end
function BaseWidget:update(dt)
if (self.canvas.needRedraw) then
self:redrawCanvas()
end
-- N/A
end
function BaseWidget:action()
--self:destroy()
end
function BaseWidget:destroy()
self.destroyed = true
end
-- Simple text widget
function TextWidget:new(menu, font, label)
TextWidget.super.new(self, menu)
self.font = font
self.label = label
end
function TextWidget:drawCanvas()
local w, h
w = math.floor(self.width / 2)
h = math.floor(self.height / 2) - (self.font:getHeight() / 2)
self.font:draw(self.label, w, h, -1, "center")
end
Widget.Base = BaseWidget
Widget.Text = TextWidget
return Widget