DX-Klasse

--Klasse--
Editbox = {}
Editbox.__index = Editbox


local fontsize = 1.0
local fonttype = "default-bold"


local x,y = guiGetScreenSize()
 
function isCursorOnElement(x,y,w,h)
	if isCursorShowing() then
	local mx,my = getCursorPosition()
	local fullx,fully = guiGetScreenSize()
	cursorx,cursory = mx*fullx,my*fully
		if cursorx > x and cursorx < x + w and cursory > y and cursory < y + h then
			return true
		else
			return false
		end
	end
end


function Editbox:New( x, y, w, h )
	local data = {};
	data.x = x;
	data.y = y;
	data.w = w;
	data.h = h;
	data.activ = true
	data.alpha = 0


	data.text = ""
	self.textactiv = true
	data.clickFunc = function(_, state ) data:onClick( _, state) end
	data.renderFunc = function() data:onRender() end;
	data.characterFunc = function( character, press ) data:onCharacter( character, press ) end

	addEventHandler("onClientKey", root, data.characterFunc)
	addEventHandler("onClientClick", root, data.clickFunc)
	addEventHandler("onClientRender", root, data.renderFunc)
	setmetatable( data, self )
	return data;
end


function Editbox:onClick( _, state )
	if not( self.activ ) then
		return;
	end
	if ( state == "down" ) then
		if isCursorOnElement( self.x, self.y, self.w, self.h ) then
			self.textactiv = true
		else
			self.textactiv = false
		end
	end
end


-- Diese Buchstaben sind zurzeit aktiviert du kannst selber noch welche hinzufuegen --
enableKeys = {
	'a',
	'b',
	'c',
	'd',
	'e',
	'f',
	'g',
	'h',
	'i',
	'j',
	'l',
	'k',
	'm',
	'n',
	'o',
	'p',
	'q',
	'r',
	's',
	't',
	'v',
	'w',
	'x',
	'y',
	'z',
	'backspace',
	'space'
}




function isEnableKey( character ) 
	local value = false;
	for index, key in ipairs( enableKeys ) do 
		if ( character == key ) then
			value = true;
		end
	end
	return value;
end




function Editbox:onCharacter( character, press )
	if not ( self.textactiv ) then
		return;
	end
	if ( press ) then
		if isEnableKey( character ) and not isChatBoxInputActive() and not isConsoleActive() and not isMainMenuActive() then
			if ( character == "space" ) and ( dxGetTextWidth( self.text, fontsize, fonttype ) <= (self.w-7) ) then
				self.text = self.text.." "
				return;
			end
				if not( character == "backspace" ) and ( dxGetTextWidth( self.text, fontsize, fonttype ) <= (self.w-7) ) then
					self.text = self.text..character
				else
				if ( #self.text > 0 ) and not isChatBoxInputActive() and not isConsoleActive() and not isMainMenuActive() then
					sub = string.sub(self.text, 1, #self.text - 1)
					self.text = sub
				end
			end
		end
	end
end


-- Hier werden alle sachen dann eingebaut die gerendet werden sollen! --
local value = 0
function Editbox:onRender()
	if not ( self.activ ) then
		return;
	end
	dxDrawRectangle(self.x, self.y, self.w, self.h, tocolor(1, 1, 1, 168), false)
	local X = self.x+1
	local Y = self.y
	value = value + 10
	if dxGetTextWidth( self.text, 1 ) <= self.w then
		dxDrawRectangle(X+dxGetTextWidth( self.text, fontsize, fonttype ), Y+1, 1, self.h-2, tocolor(255, 255, 255, self.alpha+value), true)
	end
	if (#self.text) > 0 then
		dxDrawText( self.text, X, self.y+(self.h/2)-5, self.w, self.y+(self.h/2)-5, tocolor ( 255, 255, 255, 255 ), 1, "default-bold")
	end
end










-------------------- dxElement Funktionen ---------------------------


function dxSetVisible( element, state ) 
	if ( element ) then
		dxElement.activ = state; 
	else
		return outputDebugString("Failed setVisible dxElement!");
	end
end
function dxGetVisible( element )
	if ( element ) then
		return(element.activ);
	else
		return outputDebugString("Failed getVisible dxElement!");
	end
end
function dxGetText( element )
	if ( element ) then 
		return element.text;
	else
		return outputDebugString("Failed dxGetText");
	end
end


---------------------------------------------------------------------




-- Hier ein kleiner Test, mit /testo lässt man eine edit erstellen udn anzeigen mit /visible kann man sie ausblenden --


local screenX, screenY = guiGetScreenSize()


function visible_test()
	dxSetVisible( Edit, false )
	outputChatBox(" Edit wurde ausgeblendet! ")
end
addCommandHandler("visible", visible_test)


function edit_test()
	showCursor( true )
	Edit = Editbox:New( 499*screenX/1680, 232*screenY/1050, 194, 30 ) -- 194
end
addCommandHandler("testo", edit_test)