public override void Draw(SpriteBatch sprite, int mapShiftX, int mapShiftY, int centerX, int centerY, int simWidth, int simHeight)
{
DXObject frame = GetCurrFrame();
int X = CalculateBackgroundPosX(frame, mapShiftX, centerX);
int Y = CalculateBackgroundPosY(frame, mapShiftY, centerY);
int _cx = cx == 0 ? frame.Width : cx;
int _cy = cy == 0 ? frame.Height : cy;
switch (type)
{
default:
case BackgroundType.Regular:
Draw2D(sprite, X, Y, frame);
break;
case BackgroundType.HorizontalTiling:
DrawHorizontalCopies(sprite, simWidth, X, Y, _cx, frame);
break;
case BackgroundType.VerticalTiling:
DrawVerticalCopies(sprite, simHeight, X, Y, _cy, frame);
break;
case BackgroundType.HVTiling:
DrawHVCopies(sprite, simWidth, simHeight, X, Y, _cx, _cy, frame);
break;
case BackgroundType.HorizontalMoving:
DrawHorizontalCopies(sprite, simWidth, X + (int)bgMoveShiftX, Y, _cx, frame);
IncreaseShiftX(_cx);
break;
case BackgroundType.VerticalMoving:
DrawVerticalCopies(sprite, simHeight, X, Y + (int)bgMoveShiftY, _cy, frame);
IncreaseShiftY(_cy);
break;
case BackgroundType.HorizontalMovingHVTiling:
DrawHVCopies(sprite, simWidth, simHeight, X + (int)bgMoveShiftX, Y, _cx, _cy, frame);
IncreaseShiftX(_cx);
break;
case BackgroundType.VerticalMovingHVTiling:
DrawHVCopies(sprite, simWidth, simHeight, X, Y + (int)bgMoveShiftY, _cx, _cy, frame);
IncreaseShiftX(_cy);
break;
}
}
public MapItem(DXObject frame0, bool flip)
{
this.frame0 = frame0;
notAnimated = true;
this.flip = flip;
}
private void DrawHVCopies(SpriteBatch sprite, int simWidth, int simHeight, int x, int y, int cx, int cy, DXObject frame)
{
int width = frame.Width;
DrawVerticalCopies(sprite, simHeight, x, y, cy, frame);
int copyX = x - cx;
while (copyX + width > 0)
{
DrawVerticalCopies(sprite, simHeight, copyX, y, cy, frame);
copyX -= cx;
}
copyX = x + cx;
while (copyX < simWidth)
{
DrawVerticalCopies(sprite, simHeight, copyX, y, cy, frame);
copyX += cx;
}
}
private void DrawVerticalCopies(SpriteBatch sprite, int simHeight, int x, int y, int cy, DXObject frame)
{
int height = frame.Height;
Draw2D(sprite, x, y, frame);
int copyY = y - cy;
while (copyY + height > 0)
{
Draw2D(sprite, x, copyY, frame);
copyY -= cy;
}
copyY = y + cy;
while (copyY < simHeight)
{
Draw2D(sprite, x, copyY, frame);
copyY += cy;
}
}
private void DrawHorizontalCopies(SpriteBatch sprite, int simWidth, int x, int y, int cx, DXObject frame)
{
int width = frame.Width;
Draw2D(sprite, x, y, frame);
int copyX = x - cx;
while (copyX + width > 0)
{
Draw2D(sprite, copyX, y, frame);
copyX -= cx;
}
copyX = x + cx;
while (copyX < simWidth)
{
Draw2D(sprite, copyX, y, frame);
copyX += cx;
}
}
public BackgroundItem(int cx, int cy, int rx, int ry, BackgroundType type, int a, bool front, DXObject frame0, bool flip)
: base(frame0, flip)
{
LastShiftIncreaseX = Environment.TickCount;
LastShiftIncreaseY = Environment.TickCount;
this.rx = rx;
this.cx = cx;
this.ry = ry;
this.cy = cy;
this.type = type;
this.a = a;
this.front = front;
color = new Color(0xFF, 0xFF, 0xFF, a);
}
public int CalculateBackgroundPosY(DXObject frame, int mapShiftY, int centerY)
{
int renderHeightHalf = (MapSimulator.RenderHeight / 2);
return((ry * (mapShiftY - centerY + renderHeightHalf) / 100) + frame.Y + renderHeightHalf);
}
public int CalculateBackgroundPosX(DXObject frame, int mapShiftX, int centerX)
{
int renderWidthHalf = (MapSimulator.RenderWidth / 2);
return((rx * (mapShiftX - centerX + renderWidthHalf) / 100) + frame.X + renderWidthHalf);
}
public void Draw2D(SpriteBatch sprite, int x, int y, DXObject frame)
{
frame.Draw(sprite, x, y, Color, flip);
}
