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Funkin/source/funkin/ui/Prompt.hx
2023-01-22 22:25:45 -05:00

123 lines
2.7 KiB
Haxe

package funkin.ui;
import flixel.FlxSprite;
import funkin.ui.AtlasText.AtlasFont;
import funkin.ui.MenuList;
/**
* Opens a yes/no dialog box as a substate over the current state.
*/
class Prompt extends flixel.FlxSubState
{
inline static var MARGIN = 100;
public var onYes:Void->Void;
public var onNo:Void->Void;
public var buttons:TextMenuList;
public var field:AtlasText;
public var back:FlxSprite;
var style:ButtonStyle;
public function new(text:String, style:ButtonStyle = Ok)
{
this.style = style;
super(0x80000000);
buttons = new TextMenuList(Horizontal);
field = new AtlasText(text, AtlasFont.BOLD);
field.scrollFactor.set(0, 0);
}
override function create()
{
super.create();
field.y = MARGIN;
field.screenCenter(X);
add(field);
createButtons();
add(buttons);
}
public function createBg(width:Int, height:Int, color = 0xFF808080)
{
back = new FlxSprite();
back.makeGraphic(width, height, color, false, "prompt-bg");
back.screenCenter(XY);
add(back);
members.unshift(members.pop()); // bring to front
}
public function createBgFromMargin(margin = MARGIN, color = 0xFF808080)
{
createBg(Std.int(FlxG.width - margin * 2), Std.int(FlxG.height - margin * 2), color);
}
public function setButtons(style:ButtonStyle)
{
if (this.style != style)
{
this.style = style;
createButtons();
}
}
function createButtons()
{
// destroy previous buttons
while (buttons.members.length > 0)
{
buttons.remove(buttons.members[0], true).destroy();
}
switch (style)
{
case Yes_No:
createButtonsHelper("yes", "no");
case Ok:
createButtonsHelper("ok");
case Custom(yes, no):
createButtonsHelper(yes, no);
case None:
buttons.exists = false;
};
}
function createButtonsHelper(yes:String, ?no:String)
{
buttons.exists = true;
// pass anonymous functions rather than the current callbacks, in case they change later
var yesButton = buttons.createItem(yes, function() onYes());
yesButton.screenCenter(X);
yesButton.y = FlxG.height - yesButton.height - MARGIN;
yesButton.scrollFactor.set(0, 0);
if (no != null)
{
// place right
yesButton.x = FlxG.width - yesButton.width - MARGIN;
var noButton = buttons.createItem(no, function() onNo());
noButton.x = MARGIN;
noButton.y = FlxG.height - noButton.height - MARGIN;
noButton.scrollFactor.set(0, 0);
}
}
public function setText(text:String)
{
field.text = text;
field.screenCenter(X);
}
}
enum ButtonStyle
{
Ok;
Yes_No;
Custom(yes:String, no:Null<String>); // Todo: more than 2
None;
}