Changes

 Simple lua code showing event handling, class creation, grabbing objects across the screen, cursor setting...

Simple lua code showing event handling, class creation, grabbing objects across the screen, cursor setting...<br />

(Code by Adrien "Adriweb" Bertrand)

(Code by Adrien "Adriweb" Bertrand)

 

<syntaxhighlight>Ball = class()

&lt;syntaxhighlight&gt;Ball = class()

function Ball:init(x,y,r,color)<br> self.x = x<br> self.y = y<br> self.r = r<br> self.color = color<br> self.isActive = false<br> self.id = #ballsTable+1<br>end

function Ball:init(x,y,r,color)<br> self.x = x<br> self.y = y<br> self.r = r<br> self.color = color<br> self.isActive = false<br> self.id = #ballsTable+1<br>end

function on.paint(gc)<br> for _,ball in ipairs(ballsTable) do<br> ball:paint(gc)<br> end<br> gc:setColorRGB(0)<br> gc:drawString("grabbing : " .. tostring(isGrabbing),2,0,"top")<br> gc:drawString(tostring(txt2),2,20,"top")<br> gc:drawString("Press Enter to create a Ball object", 2, 190, "top")<br>end

function on.paint(gc)<br> for _,ball in ipairs(ballsTable) do<br> ball:paint(gc)<br> end<br> gc:setColorRGB(0)<br> gc:drawString("grabbing : " .. tostring(isGrabbing),2,0,"top")<br> gc:drawString(tostring(txt2),2,20,"top")<br> gc:drawString("Press Enter to create a Ball object", 2, 190, "top")<br>end

ballsTable = {}<br>grabFlag = false<br>isGrabbing = false<br>txt2 = "not moving anything"<br> <br>function on.enterKey()<br> ballsTable[#ballsTable+1] = Ball(math.random(10,250), math.random(10,180), 15, {math.random(0,255),math.random(0,255),math.random(0,255)})<br>end<br>&lt;/syntaxhighlight&gt;<br>

ballsTable = {}<br>grabFlag = false<br>isGrabbing = false<br>txt2 = "not moving anything"<br> <br>function on.enterKey()<br> ballsTable[#ballsTable+1] = Ball(math.random(10,250), math.random(10,180), 15, {math.random(0,255),math.random(0,255),math.random(0,255)})<br>end<br></syntaxhighlight>