2019-04-07 11:44:00 +02:00
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local cwd = (...):gsub('%.hlistbox$', '') .. "."
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local Menu = require(cwd .. "parent")
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local menuutils = require(cwd .. "widgets.utils")
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local HListBox = Menu:extend()
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function HListBox:new(menusystem, name, x, y, w, h, slotNumber)
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self.view = {}
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self.view.slotNumber = slotNumber
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self.view.firstSlot = 1
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HListBox.super.new(self, menusystem, name, x, y, w, h)
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self.w = slotNumber * self.widget.w -- On fait en sorte que la hauteur
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-- soit un multiple du nombre de slot et de leur hauteur
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end
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function HListBox:updateWidgetSize()
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self.widget.h = self.h
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self.widget.w = math.floor( self.w / self.view.slotNumber )
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end
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function HListBox:update(dt)
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self:updateView()
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end
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function HListBox:updateView()
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if self.widget.selected < self.view.firstSlot then
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self.view.firstSlot = self.widget.selected
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end
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if self.widget.selected > self.view.firstSlot + self.view.slotNumber - 1 then
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self.view.firstSlot = self.widget.selected - self.view.slotNumber + 1
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end
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if self.view.firstSlot < 1 then
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self.view.firstSlot = 1
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end
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end
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function HListBox:keyreleased(key, code)
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if key == 'left' then
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self:moveCursor(self.widget.selected - 1)
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end
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if key == 'right' then
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self:moveCursor(self.widget.selected + 1)
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end
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if key == "A" then
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if (self.widget.selected >= 1 and self.widget.selected <= #self.widget.list) then
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2019-04-07 12:41:19 +02:00
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self.widget.list[self.widget.selected]:action("key")
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2019-04-07 11:44:00 +02:00
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end
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end
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if key == "B" then
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if (self.widget.cancel >= 1 and self.widget.cancel <= #self.widget.list) then
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2019-04-07 12:41:19 +02:00
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self.widget.list[self.widget.cancel]:action("key")
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2019-04-07 11:44:00 +02:00
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end
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end
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end
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function HListBox:mousemoved(x, y)
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local widget_selected = self.view.firstSlot + math.floor(x / self.widget.w)
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if widget_selected >= 1 and widget_selected <= #self.widget.list then
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self.widget.selected = widget_selected
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self:getFocus()
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end
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end
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function HListBox:mousepressed(x, y, button, isTouch)
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local widget_selected = self.view.firstSlot + math.floor(x / self.widget.w)
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if widget_selected >= 1 and widget_selected <= #self.widget.list then
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self.widget.selected = widget_selected
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self:getFocus()
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if #self.widget.list > 0 then
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2019-04-07 12:41:19 +02:00
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self.widget.list[self.widget.selected]:action("pointer")
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2019-04-07 11:44:00 +02:00
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end
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end
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end
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function HListBox:draw()
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self:updateView()
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local widgetx = self.x
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for i,v in ipairs(self.widget.list) do
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if (i >= self.view.firstSlot) and (i < self.view.firstSlot + self.view.slotNumber) then
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v:draw(widgetx, self.y, self.widget.w, self.h)
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if self.widget.selected == i and self:haveFocus() == true then
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v:drawSelected(widgetx, self.y, self.widget.w, self.h)
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else
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v:draw(widgetx, self.y, self.widget.w, self.h)
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end
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widgetx = widgetx + self.widget.w
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end
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end
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end
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function HListBox:drawCursor()
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self:updateView()
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if (self.widget.selected >= 1 and self.widget.selected <= #self.widget.list) then
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local w, h = self:getWidgetSize()
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local x = (self.widget.selected - self.view.firstSlot) * w
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menuutils.drawCursor(self.x + x,self.y, w, h)
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end
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end
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return HListBox
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