public static void updateCameraOffset(Hero p_hero)
{
Point l_cameraOffset = new Point();
l_cameraOffset.X = (int) (p_hero.getXCenter() - m_gd.Viewport.Width / m_scaleFactor / 2);
l_cameraOffset.Y = (int) (p_hero.getYCenter() - m_gd.Viewport.Height / m_scaleFactor / 2);
int l_maxCameraX = (int) (m_currentRoom.background.Width * m_currentRoom.background.TileWidth - m_gd.Viewport.Width / m_scaleFactor);
int l_maxCameraY = (int) (m_currentRoom.background.Height * m_currentRoom.background.TileHeight - m_gd.Viewport.Height / m_scaleFactor);
if (l_cameraOffset.X < 0) { l_cameraOffset.X = 0; }
if (l_cameraOffset.Y < 0) { l_cameraOffset.Y = 0; }
if (l_cameraOffset.X > l_maxCameraX) { l_cameraOffset.X = l_maxCameraX; }
if (l_cameraOffset.Y > l_maxCameraY) { l_cameraOffset.Y = l_maxCameraY; }
Point l_previousCameraOffset;
l_previousCameraOffset.X = m_currentCameraOffset.X;
l_previousCameraOffset.Y = m_currentCameraOffset.Y;
int l_dx_offset = l_cameraOffset.X - l_previousCameraOffset.X;
int l_dy_offset = l_cameraOffset.Y - l_previousCameraOffset.Y;
//update
m_currentCameraOffset = l_cameraOffset;
if (!(l_dx_offset == 0 && l_dy_offset == 0))
{
CameraOffsetEventArgs args = new CameraOffsetEventArgs();
args.dx_offset = l_dx_offset;
args.dy_offset = l_dy_offset;
if (OffsetChanged != null)
{
OffsetChanged(null, args); //call all registered listeners
}
}
}
public void update(Hero h, float elapsed)
{
//set initial positions
arrow.setXCenter(h.getXCenter());
arrow.setYCenter(h.getYCenter() + ARROW_Y_OFFSET);
negativeBar.setXCenter(h.getXCenter());
negativeBar.setYCenter(h.getYCenter() + BAR_Y_OFFSET);
positiveBar.setXCenter(h.getXCenter());
positiveBar.setYCenter(h.getYCenter() + BAR_Y_OFFSET);
//update moving arrow
//moves sinusoidally
arrowTimer += elapsed;
displacement = (int)(NEGATIVE_WIDTH / 2 * Math.Sin(arrowTimer * speedFactor + randomOffset));
arrow.setX(arrow.getX() + displacement);
}