public void Update(TimeSpan t)
{
// Update state
blinkTimer.Update(t);
starField.Pan(0, StarField.StarSpeed, t);
// Render title
game.Screen.Clear(Palette.ClearFill);
starField.Render(game.Screen);
Fonts.HeavyData.Render("BLACK NECTAR", 100, 100, 72, Palette.Energy1, game.Screen);
Fonts.HeavyData.Render("SECOND HALF", 230, 170, 36, Palette.Energy1, game.Screen);
if (!blink)
{
Fonts.HeavyData.Render("CLICK OR PRESS KEY TO CONTINUE", 100, 390, 30, Palette.Energy1, game.Screen);
}
game.Screen.Invalidate();
// Check for key presses and change to game
KeyboardState keys = Keyboard.GetState();
if ((keys.GetPressedKeys().Length > 0 || MouseFixed.LeftButton) && oldInputState == 0)
{
game.ChangeToInstructionScreen();
}
else
{
oldInputState = keys.GetPressedKeys().Length > 0 ? 1 : 0;
oldInputState += MouseFixed.LeftButton ? 1 : 0;
}
}
public void Update(TimeSpan t)
{
// Update timers
blinkTimer.Update(t);
energyTimer.Update(t);
// Render instructions
game.Screen.Clear(Palette.ClearFill);
Fonts.HeavyData.Render("INSTRUCTIONS", 50, 30, 48, Palette.Energy1, game.Screen);
Fonts.HeavyData.Render("MOVE LEFT AND RIGHT WITH ARROW KEYS", 60, 120, 30, Palette.Energy1, game.Screen);
Fonts.HeavyData.Render("AVOID ASTEROIDS", 60, 170, 30, Palette.Energy1, game.Screen);
game.Screen.FillRectangleFixed(300, 172, 300 + 30, 172 + 30, Palette.Asteroid);
Fonts.HeavyData.Render("COLLECT ENERGY TO SURVIVE", 60, 220, 30, Palette.Energy1, game.Screen);
game.Screen.FillRectangleFixed(450, 226, 450 + Energy.PelletSize, 226 + Energy.PelletSize, energyColor);
if (!blink)
{
Fonts.HeavyData.Render("CLICK OR PRESS KEY TO PLAY", 120, 390, 30, Palette.Energy1, game.Screen);
}
game.Screen.Invalidate();
// Check for key presses and change to game
KeyboardState keys = Keyboard.GetState();
if ((keys.GetPressedKeys().Length > 0 || MouseFixed.LeftButton) && oldInputState == 0)
{
game.ChangeToGameScreen();
}
else
{
oldInputState = keys.GetPressedKeys().Length > 0 ? 1 : 0;
oldInputState += MouseFixed.LeftButton ? 1 : 0;
}
}
public void Update(TimeSpan t)
{
// Update timers
blinkTimer.Update(t);
// Render instructions
game.Screen.Clear(Palette.ClearFill);
Fonts.HeavyData.Render("GAME OVER", 180, 100, 60, Palette.Energy1, game.Screen);
Fonts.HeavyData.Render(String.Format("SURVIVAL: {0:D2}:{1:D2}", survival.Minutes, survival.Seconds), 210, 200, 30, Palette.Energy1, game.Screen);
if (!blink)
{
Fonts.HeavyData.Render("CLICK OR PRESS KEY TO CONTINUE", 100, 390, 30, Palette.Energy1, game.Screen);
}
game.Screen.Invalidate();
// Check for key presses and change to game
KeyboardState keys = Keyboard.GetState();
if ((keys.GetPressedKeys().Length > 0 || MouseFixed.LeftButton) && oldInputState == 0)
{
game.ChangeToTitleScreen();
}
else
{
oldInputState = keys.GetPressedKeys().Length > 0 ? 1 : 0;
oldInputState += MouseFixed.LeftButton ? 1 : 0;
}
}
public void Update(TimeSpan t)
{
// Update position from input
KeyboardState keys = Keyboard.GetState();
if (keys.IsKeyDown(Keys.Left) && keys.IsKeyUp(Keys.Right))
{
XVelocity = -PlayerSpeed;
}
else if (keys.IsKeyDown(Keys.Right) && keys.IsKeyUp(Keys.Left))
{
XVelocity = PlayerSpeed;
}
else
{
XVelocity = 0;
}
X += XVelocity * (float)t.TotalSeconds;
// Warp around edges
if (X < -PlayerWidth)
{
X = game.Width - 1;
}
else if (X > game.Width - 1)
{
X = -PlayerWidth + 1;
}
// Update energy
Energy += EnergyDecay * (float)t.TotalSeconds;
if (Energy <= 0)
{
Energy = 0;
}
// Update timers
barBlinkTimer.Update(t);
}