public void Update()
{
if (Visible)
{
if (_scrolling)
{
switch (Controller.GameOptions.TextSpeed)
{
case 0:
_scrollValue += Border.SCALE * 2;
break;
case 1:
_scrollValue += Border.SCALE * 1.5f;
break;
case 2:
_scrollValue += Border.SCALE;
break;
}
if (_scrollValue >= Border.UNIT * 2 * Border.SCALE)
{
_scrolling = false;
_scrollValue = 0f;
_lineIndex++;
// reset char index so it only shows the now first line
var lines = _text[_textIndex];
var line1 = lines[_lineIndex];
_charIndex = line1.Length;
}
}
else
{
var lines = _text[_textIndex];
if (_charDelay > 0)
{
_charDelay--;
if (_charDelay == 0)
{
_charDelay = 0;
}
}
else
{
if (GameboyInputs.ADown() || GameboyInputs.BDown())
{
_charDelay = 0;
}
else
{
switch (Controller.GameOptions.TextSpeed)
{
case 0:
_charDelay = CHARDELAY_FAST;
break;
case 1:
_charDelay = CHARDELAY_MID;
break;
case 2:
_charDelay = CHARDELAY_SLOW;
break;
}
}
var line1 = lines[_lineIndex];
if (_charIndex < line1.Length)
{
// skip escape char
if (_charIndex + 2 < line1.Length && line1[_charIndex] == PokemonFontRenderer.ESCAPE_CHAR)
{
_charIndex += 3;
}
else
{
_charIndex++;
}
}
else
{
if (lines.Length > _lineIndex + 1)
{
var line2 = lines[_lineIndex + 1];
var line2Index = _charIndex - line1.Length;
if (line2Index < line2.Length)
{
// skip escape char
if (line2Index + 2 < line2.Length && line2[line2Index] == PokemonFontRenderer.ESCAPE_CHAR)
{
_charIndex += 3;
}
else
{
_charIndex++;
}
}
}
}
}
if (CanAdvance())
{
if (!_firedFinished && IsFinished)
{
Finished?.Invoke();
_firedFinished = true;
}
if (_arrowBlinkingDelay > 0)
{
_arrowBlinkingDelay--;
if (_arrowBlinkingDelay == 0)
{
_arrowBlinkingDelay = ARROW_BLINK_DELAY;
_arrowVisible = !_arrowVisible;
}
}
if (GameboyInputs.APressed() || GameboyInputs.BPressed())
{
// scroll or show next text block
if (lines.Length > _lineIndex + 2)
{
_scrolling = true;
}
else
{
// close textbox when through all text
if (_textIndex == _text.Length - 1)
{
Close();
}
else
{
_textIndex++;
_charIndex = 0;
_lineIndex = 0;
_charDelay = 4;
}
}
}
}
}
}
}