/// <summary>
/// Loads managed resources used by the console
/// </summary>
protected override void LoadContent()
{
IGraphicsDeviceService graphics =
(IGraphicsDeviceService)Game.Services.GetService(typeof(IGraphicsDeviceService));
mSpriteBatch = new SpriteBatch(graphics.GraphicsDevice);
mFont = Game.Content.Load <SpriteFont>(mFontName);
mVertexDeclaration = new VertexDeclaration(graphics.GraphicsDevice,
new VertexElement[] {
new VertexElement(0, 0, VertexElementFormat.Vector3,
VertexElementMethod.Default, VertexElementUsage.Position, 0)
});
mEffect = new BasicEffect(graphics.GraphicsDevice, null);
mEffect.VertexColorEnabled = false;
mEffect.LightingEnabled = false;
mEffect.TextureEnabled = false;
mEffect.View = Matrix.Identity;
mEffect.World = Matrix.Identity;
// measure the font height
mFontHeight = 0f;
List <char> chars = ConsoleKeyMap.GetRegisteredCharacters();
foreach (char c in chars)
{
Vector2 size = mFont.MeasureString(c.ToString());
if (size.Y > mFontHeight)
{
mFontHeight = size.Y;
}
mCharSizeLut[c] = size;
}
base.LoadContent();
}
/// <summary>
/// Updates any input to the console
/// </summary>
/// <param name="gameTime">The current game time</param>
public override void Update(GameTime gameTime)
{
mCurrentTime = gameTime;
// handle cursor blinking
mCursorTimer -= (float)gameTime.ElapsedGameTime.TotalSeconds;
if (mCursorTimer <= 0)
{
mDrawCursor = !mDrawCursor;
mCursorTimer = mCursorBlinkSpeed + mCursorTimer;
}
// handle notify blinking
mNotifyTimer -= (float)gameTime.ElapsedGameTime.TotalSeconds;
if (mNotifyTimer <= 0)
{
mDrawNotify = !mDrawNotify;
mNotifyTimer = mNotifyBlinkSpeed + mNotifyTimer;
}
KeyboardState kb = Keyboard.GetState();
// Close the console if the close key was pressed
if ((kb[mCloseKey] == KeyState.Down) &&
(mLastKeyboardState[mCloseKey] == KeyState.Up))
{
Enabled = false;
return;
}
// handle input cursor movement if cursor is enabled
if (mCursorEnabled)
{
if ((kb[Keys.Left] == KeyState.Down) && (mLastKeyboardState[Keys.Left] == KeyState.Up))
{
if (mInputPosition > 0)
{
mInputPosition--;
}
}
if ((kb[Keys.Right] == KeyState.Down) && (mLastKeyboardState[Keys.Right] == KeyState.Up))
{
if (mInputPosition < mCurrentText.Length)
{
mInputPosition++;
}
}
}
// handle paging up and down
if ((kb[Keys.PageUp] == KeyState.Down) && (mLastKeyboardState[Keys.PageUp] == KeyState.Up))
{
mCurrentLine = (int)MathHelper.Clamp(mCurrentLine - mVisibleLineCount, 0, mLog.Count - 1);
}
if ((kb[Keys.PageDown] == KeyState.Down) && (mLastKeyboardState[Keys.PageDown] == KeyState.Up))
{
mCurrentLine = (int)MathHelper.Clamp(mCurrentLine + mVisibleLineCount, 0, mLog.Count - 1);
}
/*if ((kb[Keys.Up] == KeyState.Down) && (mLastKeyboardState[Keys.Up] == KeyState.Up))
* mCurrentLine = (int)MathHelper.Clamp(mCurrentLine - 1, 0, mLog.Count - 1);
*
* if ((kb[Keys.Down] == KeyState.Down) && (mLastKeyboardState[Keys.Down] == KeyState.Up))
* mCurrentLine = (int)MathHelper.Clamp(mCurrentLine + 1, 0, mLog.Count - 1);
*/
// Process each pressed key for a key down event
foreach (Keys key in kb.GetPressedKeys())
{
// if its a repeat key, skip it
if (mLastKeyboardState[key] != KeyState.Up)
{
continue;
}
char ch = new char();
KeyModifier mod = KeyModifier.None;
// check for shift modifiers
if ((kb[Keys.LeftShift] == KeyState.Down) ||
(kb[Keys.RightShift] == KeyState.Down))
{
mod = KeyModifier.Shift;
}
if (ConsoleKeyMap.GetCharacter(key, mod, ref ch))
{
mCurrentText.Insert(mInputPosition, ch);
mInputPosition++;
}
}
// check for backspace
if (kb[Keys.Back] == KeyState.Down && mLastKeyboardState[Keys.Back] == KeyState.Up)
{
if (mInputPosition > 0)
{
mCurrentText.Remove(mInputPosition - 1, 1);
}
mInputPosition = (int)MathHelper.Clamp(mInputPosition - 1, 0, mCurrentText.Length);
}
// check for entered text
if ((kb[Keys.Enter] == KeyState.Down) && (mLastKeyboardState[Keys.Enter] == KeyState.Up))
{
mInputPosition = 0;
mHistoryOffset = 1;
// if the text is length 0, we won't log it
if (mCurrentText.Length == 0)
{
return;
}
// build the current text input string
string input = mCurrentText.ToString();
// break the text into a command and arguments for any command handlers that
// might be registered for it
string[] command = input.Split(new char[] { ' ', '\t' }, StringSplitOptions.RemoveEmptyEntries);
// nothing useful...
if (command.Length == 0)
{
return;
}
// log it if echo is enabled
if (mEchoEnabled)
{
Log(input, mEchoLogLevel);
}
// let the raw input handlers do their thing
if (TextEntered != null)
{
TextEntered(input, gameTime);
}
// remove the command part from the input, leaving the arguments
//input = input.Remove(0, command[0].Length + ((command.Length > 1) ? (1) : (0)));
// clear the current text
mCurrentText.Remove(0, mCurrentText.Length);
Game1.interpreter.run(input);
Game1.DebugLog.WriteLine(input);
// call any command handlers registered to the command
/*if (mCommandHandlers.ContainsKey(command[0]))
* {
* string args = "";
*
* if (mCommandHandlers[command[0]].ArgumentSeparators.Length > 0)
* {
* args = input;//.Split(mCommandHandlers[command[0]].ArgumentSeparators,
* // StringSplitOptions.RemoveEmptyEntries);
* }
*
* mCommandHandlers[command[0]].Handler(gameTime, args);
* }
* /*Uelse if (mAlertOnUnrecognizedCommand)
* {
* Log(string.Format("Unrecognized Command: '{0}'", command[0]), 0);
* }*/
}
//check for if history is requested
if (kb[Keys.Up] == KeyState.Down && mLastKeyboardState[Keys.Up] == KeyState.Up)
{
if (MessageLog.Count > 0 && MessageLog.Count >= mHistoryOffset)
{
mCurrentText = new StringBuilder();
this.mCurrentText.Append(this.MessageLog[MessageLog.Count - mHistoryOffset].Text);
mHistoryOffset++;
}
}
// save last keyboard state
mLastKeyboardState = kb;
base.Update(gameTime);
}
