private void DrawOpenedAreaScrollbar(float scrollbarInnerTexturePositionX, MyRectangle2D openedArea, float transitionAlpha)
{
var margin = m_styleDef.ScrollbarMargin;
var pos = GetPositionAbsoluteBottomRight() + new Vector2(-(margin.Right + m_scrollbarTexture.MinSizeGui.X),
margin.Top + m_scrollBarCurrentPosition);
m_scrollbarTexture.Draw(pos, m_scrollBarHeight - m_scrollbarTexture.MinSizeGui.Y, ApplyColorMaskModifiers(ColorMask, Enabled, transitionAlpha));
}
public override void Draw(float transitionAlpha)
{
base.Draw(transitionAlpha);
var textArea = new MyRectangle2D(Vector2.Zero, Size);
textArea.LeftTop += GetPositionAbsoluteTopLeft();
Vector2 carriageOffset = GetCarriageOffset(CarriagePositionIndex);
var scissor = new RectangleF(textArea.LeftTop, textArea.Size);
using (MyGuiManager.UsingScissorRectangle(ref scissor))
{
DrawSelectionBackgrounds(textArea, transitionAlpha);
DrawText(m_scrollbar.Value);
// Draw carriage line
// Carriage blinker time is solved here in Draw because I want to be sure it will be drawn even in low FPS
if (HasFocus && Selectable)
{
// This condition controls "blinking", so most often is carrier visible and blinks very fast
// It also depends on FPS, but as we have max FPS set to 60, it won't go faster, nor will it omit a "blink".
int carriageInterval = m_carriageBlinkerTimer % 20;
if ((carriageInterval >= 0) && (carriageInterval <= 15))
{
MyGuiManager.DrawSpriteBatch(MyGuiConstants.BLANK_TEXTURE,
textArea.LeftTop + carriageOffset,
1,
GetCarriageHeight(),
ApplyColorMaskModifiers(Vector4.One, Enabled, transitionAlpha),
MyGuiDrawAlignEnum.HORISONTAL_LEFT_AND_VERTICAL_TOP);
}
}
m_carriageBlinkerTimer++;
if (m_drawScrollbar)
m_scrollbar.Draw(ApplyColorMaskModifiers(ColorMask, Enabled, transitionAlpha));
}
//m_scrollbar.DebugDraw();
}
private void RefreshTextArea()
{
m_textAreaRelative = new MyRectangle2D(MyGuiConstants.TEXTBOX_TEXT_OFFSET, Size - 2 * MyGuiConstants.TEXTBOX_TEXT_OFFSET);
}
private void DrawSelectionBackgrounds(MyRectangle2D textArea, float transitionAlpha)
{
var lines = Text.ToString().Substring(m_selection.Start, m_selection.Length).Split('\n');
int currentPos = m_selection.Start;
foreach (var line in lines)
{
Vector2 selectionPos = textArea.LeftTop + GetCarriageOffset(currentPos);
Vector2 normalizedSize = GetCarriageOffset(currentPos + line.Length) - GetCarriageOffset(currentPos);
Vector2 selectionSize = new Vector2(normalizedSize.X, GetCarriageHeight());
MyGuiManager.DrawSpriteBatch(MyGuiConstants.BLANK_TEXTURE,
selectionPos,
selectionSize,
ApplyColorMaskModifiers(new Vector4(1, 1, 1, 0.5f), Enabled, transitionAlpha),
MyGuiDrawAlignEnum.HORISONTAL_LEFT_AND_VERTICAL_TOP
);
currentPos += line.Length +1 ; //+1 because of \n that split cuts out
}
}
