WES' missile gui

addEvent("drawMissileGUI",true)
addEventHandler("drawMissileGUI",getRootElement(),
    function()
        if getElementData(getLocalPlayer(),"playerType")=="military" or getElementData(getLocalPlayer(),"playerType")=="General" or getElementData(getLocalPlayer(),"playerType")=="SpecialForces" then
            guiDrawn=true
            showCursor(true)
        end
    end)
addEventHandler("onClientRender",getRootElement(),
    function()
        if guiDrawn then


            screenx,screeny=guiGetScreenSize()
            halfx=screenx/2
            halfy=screeny/2

            x,y=getCursorPosition()
            x=x*screenx
            y=y*screeny


            if xcoord==nil then
                xcoord=0
            end
            if ycoord==nil then
                ycoord=0
            end
            if zcoord==nil then
                zcoord=halfy-150
            end

            if draggingHeigt then
                --y=y*screeny
                if y<halfy and y>halfy-300 then
                    zcoord=y
                else
                end
            end


            backGroundLine=dxDrawRectangle(halfx-320,halfy-320,640,640,tocolor(0,0,0,200),false)
            backGround=dxDrawRectangle(halfx-300,halfy-300,600,600,tocolor(150,150,150,200),false)

            mapImage=dxDrawImage(halfx,halfy-300,300,300,"missileSilo/images/map.png")

            dxDrawText("X:",halfx-280,halfy-285,40,20,tocolor(255,255,255),1,"default","left","top",false,false,false)
            xEdit=dxDrawRectangle(halfx-260,halfy-285,80,20,tocolor(255,255,255,255),false)
            xCoord=dxDrawText(math.ceil(xcoord),halfx-255,halfy-285,80,20,tocolor(0,0,0,255),1)

            dxDrawText("Y:",halfx-280,halfy-260,40,20,tocolor(255,255,255),1,"default","left","top",false,false,false)
            yEdit=dxDrawRectangle(halfx-260,halfy-260,80,20,tocolor(255,255,255,255),false)
            yCoord=dxDrawText(math.ceil(ycoord),halfx-255,halfy-260,80,20,tocolor(0,0,0,255),1)

            dxDrawText("Detonation Height:",halfx-280,halfy-220,40,20,tocolor(255,255,255),1,"default","left","top",false,false,false)
            zEdit=dxDrawRectangle(halfx-280,halfy-200,100,20,tocolor(255,255,255,255),false)
            zCoord=dxDrawText(math.ceil((zcoord*-1+halfy)/3),halfx-275,halfy-200,80,20,tocolor(0,0,0,255),1)

            dettonationHeightBar2=dxDrawRectangle(halfx-65,halfy-305,50,310,tocolor(0,0,0,100),false)
            dettonationHeightBar=dxDrawRectangle(halfx-60,halfy-300,40,300,tocolor(240,240,240,100),false)
            heighLine=dxDrawLine(halfx-60,zcoord,halfx-20,zcoord,tocolor(255,0,0,255),10,false)

            if x>halfx-200 and x<halfx-100 and y>halfy+250 and y<halfy+300 then
                red=100
                green=100
                blue=0
            else
                red=0
                green=0
                blue=0
            end
            dxDrawText("Close",halfx-200,halfy+250,halfx-100,halfy+300,tocolor(red,green,blue),3,"default","center","center",false,false,false)

            if x>halfx+100 and x<halfx+200 and y>halfy+250 and y<halfy+300 then
                red=100
                green=100
                blue=0
            else
                red=0
                green=0
                blue=0
            end
            dxDrawText("Fire!",halfx+100,halfy+250,halfx+200,halfy+300,tocolor(red,green,blue),3,"default","center","center",false,false,false)
        elseif bigMapDrawn  then
            screenx,screeny=guiGetScreenSize()
            halfx=screenx/2
            halfy=screeny/2

            x,y=getCursorPosition()
            x=x*screenx
            y=y*screeny


            backGroundLine=dxDrawRectangle(halfx-320,halfy-320,640,740,tocolor(0,0,0,200),false)
            backGround=dxDrawRectangle(halfx-300,halfy-300,600,700,tocolor(150,150,150,200),false)
            mapImage=dxDrawImage(halfx-300,halfy-300,600,600,"missileSilo/images/map.png")

            if bigMapChoosing then
                if x>halfx-300 and x<halfx+300 and y>halfy-300 and y<halfy+300 then
                    tempx=x-(halfx)
                    tempy=y-(halfy)
                    xcoord=tempx*10
                    ycoord=tempy*-10
                    currentx=x-20
                    currenty=y-20
                end
            end
            if currentx==nil and currenty==nil then
                currentx=halfx
                currenty=halfy
            end
            dxDrawImage(currentx,currenty,40,40,"missileSIlo/images/crosshair.png")
            if x>halfx-200 and x<halfx-100 and y>halfy+350 and y<halfy+400 then
                red=100
                green=100
                blue=0
            else
                red=0
                green=0
                blue=0
            end
            dxDrawText("Close",halfx-200,halfy+350,halfx-100,halfy+400,tocolor(red,green,blue),3,"default","center","center",false,false,false)



        end
    end)

addEventHandler("onClientClick",getRootElement(),
    function(button,state,cursorx,cursory)

        if button=="left" and bigMapDrawn then
            if cursorx>halfx-300 and cursorx<halfx+300 and cursory>halfy-300 and cursory<halfy+300 then
                if state=="down" then
                    bigMapChoosing=true
                else
                    bigMapChoosing=false
                end
            else
                bigMapChoosing=false
                bigMapDrawn=false
                guiDrawn=true
            end



        elseif button=="left" and guiDrawn then
            if state=="up" then
                draggingHeigt=false
                bigMapChoosing=false
                bigMapDrawn=false
            end

            if cursorx>halfx-60 and cursorx<halfx-20 and cursory<halfy and cursory>halfy-300 then --dettonationHeightBar
                if state=="down" then
                    draggingHeigt=true
                else
                    draggingHeigt=false
                end

            end
            if cursorx>halfx-200 and cursorx<halfx-100 and cursory>halfy+250 and cursory<halfy+300 then
                guiDrawn=false
                showCursor(false)
            end

            if cursorx>halfx+100 and cursorx<halfx+200 and cursory>halfy+250 and cursory<halfy+300 and state=="down" then
                triggerServerEvent("fireMissile",getRootElement(),xcoord,ycoord,(zcoord*-1+halfy)/3)
                targetBlip=createBlip(xcoord,ycoord,zcoord,41)
                setTimer(function(targetBlip) destroyElement(targetBlip) missile=nil end,58000,1,targetBlip)
            end

            if cursorx>halfx and cursorx<halfx+300 and cursory<halfy and cursory>halfy-300 then
                guiDrawn=false
                bigMapDrawn=true

            end
        end
    end)