Initial commit

koptilnya/gui/gui.txt

@@ -0,0 +1,81 @@
+--@include utils.txt
+--@include render_devices/render_device.txt
+--@include elements/root.txt
+--@include skins/default.txt
+
+require("utils.txt")
+require("render_devices/render_device.txt")
+require("elements/root.txt")
+local defaultSkin = require("skins/default.txt")
+
+GUI = class("GUI")
+
+function GUI:initialize(renderDevice, skin)
+    checkVarClass(renderDevice, RenderDevice)
+    
+    self.renderDevice = renderDevice
+    self._root = ERoot:new("root")
+    self._root:setSize(renderDevice:getSize())
+    self._root:_setSkin(skin or defaultSkin)
+        
+    hook.add("inputPressed", "gui_inputPressed", function(key)
+        local keyName = input.getKeyName(key)
+        
+        if key >= 107 and key <= 111 then
+            local x, y = input.getCursorPos()
+            
+            self._root:_postEvent("MOUSE_PRESSED", x, y, key, keyName)
+        else
+            self._root:_postEvent("BUTTON_PRESSED", x, y, key, keyName)
+        end
+    end)
+    
+    hook.add("inputReleased", "gui_inputReleased", function(key)
+        local keyName = input.getKeyName(key)
+        
+        if key >= 107 and key <= 111 then
+            local x, y = input.getCursorPos()
+            
+            self._root:_postEvent("MOUSE_RELEASED", x, y, key, keyName)
+        else
+            self._root:_postEvent("BUTTON_RELEASED", x, y, key, keyName)
+        end
+    end)
+    
+    self._lastMouseX = 0
+    self._lastMouseY = 0
+    hook.add("think", "gui_think", function()
+        if input.getCursorVisible then
+            local x, y = input.getCursorPos()
+            
+            if x ~= self._lastMouseX or y ~= self._lastMouseY then
+                self._lastMouseX = x
+                self._lastMouseY = y
+                
+                self._root:_postEvent("MOUSE_MOVED", x, y)
+            end
+        end
+        
+        self._root:_postEvent("THINK") 
+    end)
+    
+    renderDevice.render = function()
+        self._root:_postEvent("PAINT")
+    end
+end
+
+function GUI:getRoot()
+    return self._root
+end
+
+function GUI:add(element)
+    this._root:addChild(element)
+end
+
+function GUI:setVisible(state)
+    self._root:setVisible(state)
+end
+
+function GUI:isVisible()
+    self._root:isVisible()
+end