From 4d1d0a51e31eec424a93a5d6f2365719c03d266b Mon Sep 17 00:00:00 2001
From: Kazhnuz <antoine@sortilege.net>
Date: Sat, 6 Apr 2019 19:08:30 +0200
Subject: [PATCH] examples : add a main menu

---
 examples/init.lua                   |   3 +-
 examples/mainmenu/assets/medium.lua |   5 ++
 examples/mainmenu/assets/medium.png | Bin 0 -> 2035 bytes
 examples/mainmenu/init.lua          | 103 ++++++++++++++++++++++++++++
 main.lua                            |   2 +-
 5 files changed, 111 insertions(+), 2 deletions(-)
 create mode 100644 examples/mainmenu/assets/medium.lua
 create mode 100644 examples/mainmenu/assets/medium.png
 create mode 100644 examples/mainmenu/init.lua

diff --git a/examples/init.lua b/examples/init.lua
index 19a25db..56b1195 100644
--- a/examples/init.lua
+++ b/examples/init.lua
@@ -1,5 +1,6 @@
 return {
   Test = require "examples.test_scene",
   Test2 = require "examples.test_scene2",
-  TestMenu = require "examples.test_menus"
+  TestMenu = require "examples.test_menus",
+  MainMenu = require "examples.mainmenu",
 }
diff --git a/examples/mainmenu/assets/medium.lua b/examples/mainmenu/assets/medium.lua
new file mode 100644
index 0000000..eed9950
--- /dev/null
+++ b/examples/mainmenu/assets/medium.lua
@@ -0,0 +1,5 @@
+return {
+  filename  = "medium.png",
+  glyphs    = "!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|} ",
+  extraspacing = 1,
+}
diff --git a/examples/mainmenu/assets/medium.png b/examples/mainmenu/assets/medium.png
new file mode 100644
index 0000000000000000000000000000000000000000..271fe5fe64268e59f43c69e704111c2bc667248f
GIT binary patch
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diff --git a/examples/mainmenu/init.lua b/examples/mainmenu/init.lua
new file mode 100644
index 0000000..b8eb7cd
--- /dev/null
+++ b/examples/mainmenu/init.lua
@@ -0,0 +1,103 @@
+-- scenes/mainmenu :: the main menu of the different gamecore examples
+
+--[[
+  Copyright © 2019 Kazhnuz
+
+  Permission is hereby granted, free of charge, to any person obtaining a copy of
+  this software and associated documentation files (the "Software"), to deal in
+  the Software without restriction, including without limitation the rights to
+  use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+  the Software, and to permit persons to whom the Software is furnished to do so,
+  subject to the following conditions:
+
+  The above copyright notice and this permission notice shall be included in all
+  copies or substantial portions of the Software.
+
+  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+  FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+  COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+  IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+  CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+]]
+
+local Scene     = require "gamecore.modules.scenes"
+local MainMenu  = Scene:extend()
+
+local ListBox   = require "gamecore.modules.menusystem.listbox"
+local Widget    = require "gamecore.modules.menusystem.widgets"
+
+local SubMenuWidget = Widget.Text:extend()
+local SceneWidget   = Widget.Text:extend()
+
+function MainMenu:new()
+  MainMenu.super.new(self)
+  self.assets:addImageFont("medium", "examples/test_menus/assets/medium")
+
+  self:addMenu("main", true)
+  self:addSubMenu("basic", "Basic Tests")
+  self:addScene("basic", examples.Test, "Basic Test 1")
+  self:addScene("basic", examples.Test2, "Basic Test 2")
+  self:addScene("basic", examples.TestMenu, "Basic Test Menu")
+
+  self.menusystem:switchMenu("main")
+end
+
+-- MENU FUNCTION
+-- Functions that serve the handling of menus
+
+function MainMenu:addMenu(name, nobackbutton)
+  local screenHeight, screenWidth = core.screen:getDimensions()
+  local w, h = 424/2, 240 - 48
+  local x, y = w / 2, 24
+  ListBox(self.menusystem, name, x, y, w, h, 8)
+end
+
+function MainMenu:addSubMenu(name, fullname)
+  self:addMenu(name)
+  SubMenuWidget(self, "main", name, fullname)
+end
+
+function MainMenu:addScene(submenu, scene, fullname)
+  SceneWidget(self, submenu, scene, fullname)
+end
+
+function MainMenu:draw()
+  love.graphics.setColor(.3,  .1, .4, 1)
+  love.graphics.rectangle("fill", 0, 0, 424, 240)
+end
+
+-- WIDGETS
+-- Widgets used by menus
+
+-- Submenu widget :: go to a submenu
+
+function SubMenuWidget:new(scene, menu, newmenu, fullname)
+  self.scene = scene
+  local widgetmenu  = self.scene.menusystem.menus[menu]
+  local font        = self.scene.assets.fonts["medium"]
+  self.newmenu      = newmenu
+  SubMenuWidget.super.new(self, widgetmenu, font, fullname)
+end
+
+function SubMenuWidget:action()
+  self.scene.menusystem:switchMenu(self.newmenu)
+end
+
+-- Scene widget :: switch scene
+
+function SceneWidget:new(scene, menu, newscene, fullname)
+  self.scene = scene
+  local widgetmenu  = self.scene.menusystem.menus[menu]
+  local font        = self.scene.assets.fonts["medium"]
+  self.newscene     = newscene
+  SceneWidget.super.new(self, widgetmenu, font, fullname)
+end
+
+function SceneWidget:action()
+  core.scenemanager:storeCurrentScene("mainmenu")
+  self.newscene()
+end
+
+
+return MainMenu
diff --git a/main.lua b/main.lua
index aaf5913..d29f16d 100644
--- a/main.lua
+++ b/main.lua
@@ -27,7 +27,7 @@ examples = require "examples"
 function love.load()
   core = Core()
 
-  examples.Test()
+  examples.MainMenu()
 end
 
 function love.update(dt)