From 625123813c37fdf68a337d690e3fc389597807ae Mon Sep 17 00:00:00 2001
From: Kazhnuz <kazhnuz@kobold.cafe>
Date: Wed, 19 Aug 2020 20:44:08 +0200
Subject: [PATCH] feat: initial work on a common menu framework

---
 .../game/modules/menus/list.lua               | 166 ++++++++++++++++++
 .../game/modules/menus/parents/menu.lua       |  36 ++++
 2 files changed, 202 insertions(+)
 create mode 100644 sonic-radiance.love/game/modules/menus/list.lua
 create mode 100644 sonic-radiance.love/game/modules/menus/parents/menu.lua

diff --git a/sonic-radiance.love/game/modules/menus/list.lua b/sonic-radiance.love/game/modules/menus/list.lua
new file mode 100644
index 0000000..02274a4
--- /dev/null
+++ b/sonic-radiance.love/game/modules/menus/list.lua
@@ -0,0 +1,166 @@
+local ParentMenu = require "game.modules.menus.parents.menu"
+local Widget  = require "core.modules.menusystem.widgets"
+
+local list = {}
+list.ListMenu = ParentMenu:extend()
+list.CenteredWidget = Widget.Text:extend()
+list.DualTextWidget = list.CenteredWidget:extend()
+list.SubMenuWidget  = list.DualTextWidget:extend()
+
+local MENU_ITEM_HEIGHT = 17
+
+-- ListMenu
+function list.ListMenu:new(scene, name, x, y, w, itemNumber, isBoxed)
+  self.scene = scene
+  self.name = name
+  local h = itemNumber * MENU_ITEM_HEIGHT
+  list.ListMenu.super.new(self, scene, name, x, y, w, h, itemNumber)
+  self.cursorTexture = love.graphics.newImage("assets/gui/cursor-menulist.png")
+  self.cursorTransition = 0
+  self.parent = ""
+  self.submenus = {}
+  self.itemNumber = itemNumber
+
+  self.isBoxed = isBoxed
+  if (self.isBoxed) then
+    self.box = gui.newTextBox("assets/gui/dialogbox.png", w+16, h+16)
+  end
+end
+
+function list.ListMenu:addSubMenu(name, nicerName)
+  print("adding submenu", name, "to", self.name)
+  local submenu = self:clone(name)
+  submenu:setAsSubmenu(self.name)
+  self:addSubMenuWidget(name, nicerName)
+  table.insert(self.submenus, name)
+end
+
+function list.ListMenu:addSubMenuWidget(newmenu, name)
+  list.SubMenuWidget(self.scene, self.name, newmenu, name)
+end
+
+function list.ListMenu:finalize()
+  print("finalizing", self.name)
+  if (self.parent ~= "") then
+    self:addSubMenuWidget(self.parent, "Back")
+    self:setCancelWidget()
+  end
+
+  for i,name in ipairs(self.submenus) do
+    if (self.menusystem.menus[name] ~= nil) then
+      self.menusystem.menus[name]:finalize()
+    end
+  end
+end
+
+function list.ListMenu:clone(name)
+  return list.ListMenu(self.scene, name, self.x, self.y, self.w, self.itemNumber)
+end
+
+function list.ListMenu:getSubmenuWidget()
+  return nil
+end
+
+function list.ListMenu:setAsSubmenu(parent)
+  self.parent = parent
+end
+
+function list.ListMenu:update(dt)
+  list.ListMenu.super.update(self, dt)
+  self:updateCursorPosition(dt)
+end
+
+function list.ListMenu:updateCursorPosition(dt)
+  local relativecursor = self.widget.selected - self.view.firstSlot
+
+  local transition = self.cursorTransition - relativecursor
+  if math.abs(transition) < 0.1 then
+    self.cursorTransition = relativecursor
+  else
+    local speed = dt*45
+    local movement = ((relativecursor) - (self.cursorTransition))
+    self.cursorTransition = (self.cursorTransition) + movement * speed
+  end
+end
+
+function list.ListMenu:drawCursor()
+  local x, y = self:getCursorPosition()
+  love.graphics.draw(self.cursorTexture, x, y)
+end
+
+function list.ListMenu:getCursorPosition()
+  local addition = MENU_ITEM_HEIGHT
+  local x = self.x + 4
+  local y = self.y + ((self.cursorTransition) * addition)
+  return x, y
+end
+
+function list.ListMenu:draw()
+  if (self.isBoxed) then
+
+  end
+  self:updateView()
+  local widgety = self.y
+  local widgetx = self.x
+  for i,v in ipairs(self.widget.list) do
+    if (i >= self.view.firstSlot) and (i < self.view.firstSlot + self.view.slotNumber) then
+      v:draw(widgetx, widgety, self.w, self.widget.h)
+      if self.widget.selected == i and self:haveFocus() == true then
+        v:drawSelected(widgetx, widgety, self.w, self.widget.h)
+      else
+        v:draw(widgetx, widgety, self.w, self.widget.h)
+      end
+      widgetx, widgety = self:getNextPosition(widgetx, widgety, self.widget.h)
+    end
+  end
+end
+
+function list.ListMenu:getNextPosition(x, y, h)
+  return x, y+h
+end
+
+-- Widgets
+-- Tout les widgets pour la liste de base
+
+-- Widget centré
+function list.CenteredWidget:new(scene, menu_name, label)
+  local font = scene.assets.fonts["small"]
+  font:setFilter("shadow")
+  self.scene = scene
+  local widgetMenu = scene.menusystem.menus[menu_name]
+  list.CenteredWidget.super.new(self, widgetMenu, font, label)
+end
+
+function list.CenteredWidget:drawCanvas()
+  local h = math.floor(self.height / 2) - (self.font:getHeight() / 2)
+  self.font:draw(self.label, self.width / 2, h, -1, "center")
+end
+
+-- Widget avec deux bouts de textes
+function list.DualTextWidget:new(scene, menu_name, label, label2)
+  self.label2 = label2
+  list.DualTextWidget.super.new(self, scene, menu_name, label)
+end
+
+function list.DualTextWidget:drawCanvas()
+  local h = math.floor(self.height / 2) - (self.font:getHeight() / 2)
+  self.font:draw(self.label, 0, h, -1, "left")
+  self.font:draw(self.label2, self.width, h, -1, "right")
+end
+
+-- Widget de sous-menu
+function list.SubMenuWidget:new(scene, menu_name, newmenu, label)
+  local label2 = ""
+  if (label ~= "Back") then
+    label2 = ">"
+  end
+  list.SubMenuWidget.super.new(self, scene, menu_name, label, label2)
+  self.newmenu = newmenu
+end
+
+function list.SubMenuWidget:action()
+  self.scene.menusystem:switchMenu(self.newmenu)
+  self.scene.menusystem.menus[self.newmenu]:activationAction()
+end
+
+return list
diff --git a/sonic-radiance.love/game/modules/menus/parents/menu.lua b/sonic-radiance.love/game/modules/menus/parents/menu.lua
new file mode 100644
index 0000000..f534cef
--- /dev/null
+++ b/sonic-radiance.love/game/modules/menus/parents/menu.lua
@@ -0,0 +1,36 @@
+local ListBox = require "core.modules.menusystem.listbox"
+local TweenManager = require "game.modules.tweenmanager"
+
+local RadianceMenu = ListBox:extend()
+
+function RadianceMenu:new(scene, name, x, y, w, h, itemNumber)
+  self.scene = scene
+  self.tweens = TweenManager(self)
+  RadianceMenu.super.new(self, self.scene.menusystem, name, x, y, w, h, itemNumber)
+end
+
+function RadianceMenu:update(dt)
+  self.tweens:update(dt)
+  RadianceMenu.super.update(self, dt)
+end
+
+function RadianceMenu:moveFrom(x, y)
+  local newX, newY = self.x, self.y
+  self.x, self.y = x, y
+
+  self.tweens:addTween(0, 0.3, {x = newX, y = newY}, "inOutQuad")
+end
+
+function RadianceMenu:moveTo(newX, newY)
+  self.tweens:addTween(0, 0.3, {x = newX, y = newY}, "inOutQuad")
+end
+
+function RadianceMenu:getCenter()
+  return self.x + self.width, self.y + self.height
+end
+
+function RadianceMenu:activationAction()
+  -- Do nothing
+end
+
+return RadianceMenu