Function DrawTrainEngine

src/train_cmd.cpp:539–571

}

void DrawTrainEngine(int left, int right, int preferred_x, int y, EngineID engine, PaletteID pal, EngineImageType image_type)
{
	if (RailVehInfo(engine)->railveh_type == RAILVEH_MULTIHEAD) {
		int yf = y;
		int yr = y;

		VehicleSpriteSeq seqf, seqr;
		GetRailIcon(engine, false, yf, image_type, &seqf);
		GetRailIcon(engine, true, yr, image_type, &seqr);

		Rect rectf, rectr;
		seqf.GetBounds(&rectf);
		seqr.GetBounds(&rectr);

		preferred_x = Clamp(preferred_x,
				left - UnScaleGUI(rectf.left) + ScaleSpriteTrad(14),
				right - UnScaleGUI(rectr.right) - ScaleSpriteTrad(15));

		seqf.Draw(preferred_x - ScaleSpriteTrad(14), yf, pal, pal == PALETTE_CRASH);
		seqr.Draw(preferred_x + ScaleSpriteTrad(15), yr, pal, pal == PALETTE_CRASH);
	} else {
		VehicleSpriteSeq seq;
		GetRailIcon(engine, false, y, image_type, &seq);

		Rect rect;
		seq.GetBounds(&rect);
		preferred_x = Clamp(preferred_x,
				left - UnScaleGUI(rect.left),
				right - UnScaleGUI(rect.right));

		seq.Draw(preferred_x, y, pal, pal == PALETTE_CRASH);
	}
}

/**
 * Get the size of the sprite of a train sprite heading west, or both heads (used for lists).