Update of touch configuration scene

scene/touch_config.lua

@@ -2,22 +2,16 @@
 local TouchConfigScene = SCENE:extend()
 TouchConfigScene.title = "Touchscreen config"
 
---[[
-    TODO:
-    1. Can import and export data
-    2. Add behaviors
-]]
+local Grid = require 'game.grid'
 
 local buttonList
 local sliderList
 ---@class VCTRL.data
 local focusingButton
----@type boolean
-local previewMode
----@type boolean
-local isSelectingButton
 ---@type number
 local gridSize = 1
+---@type boolean
+local hasChanged
 
 ---@type function
 local exitSceneFunc = function()
@@ -37,41 +31,45 @@ buttonList = {
         end,
         x = 240, y = 5, w = 90, h = 50,
         codeWhenReleased = function ()
-            if focusingButton then focusingButton.show = not focusingButton.show end
+            if focusingButton then
+                focusingButton.show = not focusingButton.show
+                hasChanged = true
+            end
         end,
         update = function(self) self.textColor = focusingButton and {1, 1, 1} or {0.5, 0.5, 0.5} end
     },
     previewToggle = BUTTON.new{
-        text = function ()
-            return string.format("Preview\n[%s]", previewMode and "On" or "Off")
-        end,
+        text = "Preview\nON",
         x = 520, y = 5, w = 60, h = 50,
-        codeWhenReleased = function() previewMode = not previewMode end
+        codeWhenReleased = function()
+            VCTRL.release()
+            BUTTON.release(buttonList)
+            SCENE = TouchConfigPreviewScene()
+        end
     },
     menuScreen = BUTTON.new{
         text = "MENU",
         x = 585, y = 5, w = 50, h = 50,
         codeWhenReleased = function()
-            local selection = love.window.showMessageBox(
-                "Save config?",
-                "Are you sure you want to save your changes?",
-                {
-                    "Save", "Discard", "Cont. editing",
-                    escapebutton = 2, enterbutton = 1
-                },
-                "info",
-                true
-            )
-            if selection == 1 then
-                SETTINGS.input.virtual = VCTRL.exportAll()
-                love.window.showMessageBox("Saved!", "Your changes was saved!")
-                
-                exitSceneFunc()
-            elseif selection == 2 then
-                VCTRL.clearAll()
-                VCTRL.new(SETTINGS.input.virtual)
-                love.window.showMessageBox("Discarded!", "Your changes was discarded!")
+            if hasChanged then
+                local selection = love.window.showMessageBox(
+                    "Save config?", "Do you want to save your changes before exiting?",
+                    {"Save", "Discard", "Keep editing", escapebutton = 2, enterbutton = 1},
+                    "info", true
+                )
+                if selection == 1 then
+                    SETTINGS.input.virtual = VCTRL.exportAll()
+                    -- love.window.showMessageBox("Saved!", "Your changes was saved!")
+                    
+                    exitSceneFunc()
+                elseif selection == 2 then
+                    VCTRL.clearAll()
+                    VCTRL.new(SETTINGS.input.virtual)
+                    -- love.window.showMessageBox("Discarded!", "Your changes was discarded!")
 
+                    exitSceneFunc()
+                end
+            else
                 exitSceneFunc()
             end
         end
@@ -84,7 +82,10 @@ sliderList.opacity = newSlider(
         local v
         if focusingButton then
             v = math.roundUnit(sliderList.opacity.value, 0.01)
-            focusingButton.alpha = v
+            if focusingButton.alpha~=v then
+                focusingButton.alpha = v
+                hasChanged = true
+            end
             sliderList.opacity.value = v
         end
     end,
@@ -95,7 +96,10 @@ sliderList.size = newSlider(
     function(v)
         if focusingButton then
             local v = math.roundUnit(v, 5)
-            focusingButton.r = v
+            if focusingButton.r ~= v then
+                focusingButton.r = v
+                hasChanged = true
+            end
             sliderList.size.value = v / 120
         end
     end,
@@ -125,17 +129,24 @@ local function sliderList_draw()
 end
 
 local function sliderList_update()
-    local x, y = GLOBAL_TRANSFORM:inverseTransformPoint(love.mouse.getPosition())
+    local x, y
+    if love.mouse.isDown(1) then
+        x, y = GLOBAL_TRANSFORM:inverseTransformPoint(love.mouse.getPosition())
+    elseif #love.touch.getTouches() == 1 then
+        x, y = love.touch.getPosition(love.touch.getTouches()[1])
+    end
     for _, s in pairs(sliderList) do
-        s:update(x, y)
+        s:update(x, y, x and y)
     end
 end
 
 function TouchConfigScene:new()
     VCTRL.toggle(true)
+
     VCTRL.focus = nil
     focusingButton = nil
-    previewMode = false
+    hasChanged = false
+    Grid:new(10, 20)
     -- TODO
 end
 function TouchConfigScene:update()
@@ -153,7 +164,7 @@ end
 function TouchConfigScene:render()
     MainBackground()
 
-    if gridSize >= 10 then
+    if gridSize >= 5 then
         love.graphics.setColor(1,1,1,0.5)
         love.graphics.setLineWidth(1)
         -- From 0 to X
@@ -181,37 +192,34 @@ function TouchConfigScene:render()
     -- Snap to grid
     drawText(string.format("Snap to grid: %3s", gridSize), 340, 10, 140, "left")
 
-    if previewMode then
-        VCTRL.draw()
-    else
-        for _, v in ipairs(VCTRL) do
-            if v ~= focusingButton then
-                v:draw(
-                    focusingButton and
-                    (v.show and 0.5 or 0.1) or
-                    (v.show and 0.5 or 0.25)
-                )
-            end
-        end
-        if focusingButton then
-            focusingButton:draw(
-                math.clamp(
-                    math.abs(math.sin(love.timer.getTime()*4)),
-                    focusingButton.show and 0.5 or 0.1, 1
-                )
+    for _, v in ipairs(VCTRL) do
+        if v ~= focusingButton then
+            v:draw(
+                focusingButton and
+                (v.show and 0.5 or 0.1) or
+                (v.show and 0.5 or 0.25)
             )
         end
     end
+    if focusingButton then
+        focusingButton:draw(
+            math.clamp(
+                math.abs(math.sin(love.timer.getTime()*4)),
+                focusingButton.show and 0.5 or 0.1, 1
+            )
+        )
+    end
 
     sliderList_draw()
     BUTTON.draw(buttonList)
+    VCTRL.draw()
 end
 
 ---@param e SCENE_onInput
 function TouchConfigScene:onInputMove(e)
     if e.type == "mouse" or e.type == "touch" then
         if love.mouse.isDown(1) then
-            VCTRL.drag(e.dx, e.dy, e.id or 1)
+            if VCTRL.drag(e.dx, e.dy, e.id or 1) then hasChanged = true end
         end
     end
 
@@ -237,8 +245,7 @@ end
 function TouchConfigScene:onInputRelease(e)
     if e.type == "mouse" or e.type == "touch" then
         if not BUTTON.release(buttonList, e.x, e.y, e.id) then
-            if focusingButton and VCTRL.release(e.id) then
-                love.window.showMessageBox("Okay","")
+            if focusingButton and VCTRL.release(e.id or 1) then
                 focusingButton.x = math.roundUnit(focusingButton.x, gridSize)
                 focusingButton.y = math.roundUnit(focusingButton.y, gridSize)
             end