Initial commit

koptilnya/gui/elements/panel.txt

@@ -0,0 +1,112 @@
+--@include element.txt
+--@include label.txt
+--@include button.txt
+--@include ../utils.txt
+
+require("element.txt")
+require("label.txt")
+require("button.txt")
+require("../utils.txt")
+
+EPanel = class("EPanel", Element)
+
+accessorFunc(EPanel, "_backgroundColor", "BackgroundColor", Color(23, 23, 23))
+accessorFunc(EPanel, "_parentLock", "ParentLock", false)
+
+function EPanel:initialize()
+    Element.initialize(self)
+    
+    self._minimized = false
+    
+    self.title = ELabel:new()
+    self.title:setPos(12, 8)
+    self:addChild(self.title)
+    
+    self.minimizeButton = EButton:new()
+    self.minimizeButton:setText("_")
+    self.minimizeButton:setSize(32, 32)
+    self.minimizeButton:setRadius(0)
+    self.minimizeButton:setColor(Color(0, 0, 0))
+    self.minimizeButton:setHoveredColor(Color(25, 25, 25))
+    self:addChild(self.minimizeButton)
+    
+    self.closeButton = EButton:new()
+    self.closeButton:setText("X")
+    self.closeButton:setSize(32, 32)
+    self.closeButton:setRadius(0)
+    self.closeButton:setColor(Color(0, 0, 0))
+    self.closeButton:setHoveredColor(Color(25, 25, 25))
+    self:addChild(self.closeButton)
+    
+    self:setTitle("Panel")
+end
+
+function EPanel:setTitle(title)
+    self.title:setText(title)
+end
+
+function EPanel:getTitle()
+    return self.title:getText()
+end
+
+function EPanel:setMinimized(state)
+    self._minimized = state
+end
+
+function EPanel:isMinimized()
+    return self._minimized
+end
+
+function EPanel:onMousePressed(x, y, key, keyName)
+    if keyName == "MOUSE1" then
+        local aX, aY = self:getAbsolutePos()
+        
+        if self:isDraggable() and y < aY + 33 then
+            self._dragStartPos = {x - self:getX(), y - self:getY()}
+        end
+    end
+end
+
+function EPanel:onMouseReleased(x, y, key, keyName)
+    if keyName == "MOUSE1" then
+        if self:isDraggable() then
+            self._dragStartPos = nil
+        end
+    end
+end
+
+function EPanel:onMouseMoved(x, y)
+    if self._dragStartPos then
+        local targetX, targetY = x - self._dragStartPos[1], y - self._dragStartPos[2]
+        
+        if self:hasParent() and self:getParentLock() then
+            targetX = math.clamp(targetX, 0, 1920 - self:getWidth())
+            targetY = math.clamp(targetY, 0, 1080 - self:getHeight())
+        end
+        
+        self:setPos(targetX, targetY)
+    end
+end
+
+function EPanel:onMouseLeave()
+    self._dragStartPos = nil
+end
+
+function EPanel:performLayout(w, h)
+    self.closeButton:setPos(w - 33, 1)
+    self.minimizeButton:setPos(w - 65, 1)
+end
+
+function EPanel:paint()
+    local x, y = self:getAbsolutePos()
+    local w, h = self:getSize()
+    
+    render.setColor(Color(255, 255, 255, 10))
+    render.drawRectFast(x, y, w, h)
+    
+    render.setColor(Color(0, 0, 0))
+    render.drawRectFast(x + 1, y + 1, w - 2, 32)
+    
+    render.setColor(self:getBackgroundColor())
+    render.drawRectFast(x + 1, y + 33, w - 2, h - 34)
+end