protected override void Initialize()
{
this.graphicsDevice.CreateDevice();
this.graphics = new GraphicsBatch(this.graphicsDevice);
this.font = this.contentLoader.Load<TextureFont>(new LoadTextureFontArgs()
{
FileName = "GamePadReaderFont.xml"
});
}
public TextBlock(TextureFont font, string text, Size size, TextAlignment alignment)
: this(font, text, size, alignment, Vector2.One)
{
}
public TextBlock(TextureFont font, string text, Size size, TextAlignment alignment, Vector2 scale)
{
if (font == null)
throw new ArgumentNullException("font");
if (text == null)
throw new ArgumentNullException("text");
this.Font = font;
this.Text = text;
this.size = size;
this.Alignment = alignment;
this.scale = scale;
List<Character> charactersList = new List<Character>();
float heightOfSingleLine = font.LineHeight * scale.Y;
float heightOfAllLines = 0;
if (heightOfSingleLine <= size.Height)
{
Vector2 cursor = Vector2.Zero;
for (int i = 0; i < text.Length; i++)
{
// Skip characters we can't render.
if (text[i] == '\r')
continue;
float widthOfChar = 0;
if (text[i] == '\n' || cursor.X + (widthOfChar = font[text[i]].Width * scale.X) > this.size.Width)
{
cursor.X = 0;
cursor.Y += heightOfSingleLine + font.LineSpacing;
// If the next line extends past the destination, quit.
if (cursor.Y + heightOfSingleLine > this.size.Height)
break;
heightOfAllLines = (int)(cursor.Y + heightOfSingleLine);
// We can't render a new line.
if (text[i] == '\n')
continue;
}
Character character = new Character();
character.Source = font[text[i]];
character.Destination = new Rectangle((int)cursor.X, (int)cursor.Y, (int)widthOfChar, (int)heightOfSingleLine);
charactersList.Add(character);
cursor.X += widthOfChar + font.CharacterSpacing;
}
}
this.characters = charactersList.ToArray();
int yPositionOfCurrentLine = -1;
float widthOfCurrentLine = 0;
if (alignment != TextAlignment.TopLeft)
{
for (int i = 0; i < this.characters.Length; i++)
{
Rectangle destination = this.characters[i].Destination;
if (yPositionOfCurrentLine != destination.Y) // If we reach a new line, find the width of it.
{
yPositionOfCurrentLine = destination.Y;
int j = i;
while (j < this.characters.Length && this.characters[j].Destination.Y == yPositionOfCurrentLine)
j++;
widthOfCurrentLine = this.characters[j - 1].Destination.Right;
}
switch (this.Alignment)
{
case TextAlignment.TopCenter:
case TextAlignment.MiddleCenter:
case TextAlignment.BottomCenter:
destination.X = (int)((this.size.Width / 2) - (widthOfCurrentLine / 2) + destination.X);
break;
case TextAlignment.TopRight:
case TextAlignment.MiddleRight:
case TextAlignment.BottomRight:
destination.X = (int)(this.size.Width - widthOfCurrentLine + destination.X);
break;
}
switch (this.Alignment)
{
case TextAlignment.MiddleLeft:
case TextAlignment.MiddleCenter:
case TextAlignment.MiddleRight:
destination.Y = (int)((this.size.Height / 2) - (heightOfAllLines / 2) + destination.Y);
break;
case TextAlignment.BottomLeft:
case TextAlignment.BottomCenter:
case TextAlignment.BottomRight:
destination.Y = (int)(this.size.Height - heightOfAllLines + destination.Y);
break;
}
this.characters[i].Destination = destination;
}
}
}
protected override void Initialize()
{
this.graphicsDevice.CreateDevice();
this.graphics = new GraphicsBatch(this.graphicsDevice);
this.font = this.contentLoader.Load<TextureFont>(new LoadTextureFontArgs()
{
FileName = "TextBlockFont.xml"
});
Size textBlockSize = new Size(this.graphicsDevice.BackBufferWidth / 3, this.graphicsDevice.BackBufferHeight / 3);
this.topLeftTextBlock = new TextBlock(this.font, "Top\nLeft\nText\nBlock", textBlockSize, TextAlignment.TopLeft);
this.topCenterTextBlock = new TextBlock(this.font, "Top\nCenter\nText\nBlock", textBlockSize, TextAlignment.TopCenter);
this.topRightTextBlock = new TextBlock(this.font, "Top\nRight\nText\nBlock", textBlockSize, TextAlignment.TopRight);
this.middleLeftTextBlock = new TextBlock(this.font, "Middle\nLeft\nText\nBlock", textBlockSize, TextAlignment.MiddleLeft);
this.middleCenterTextBlock = new TextBlock(this.font, "Middle\nCenter\nText\nBlock", textBlockSize, TextAlignment.MiddleCenter);
this.middleRightTextBlock = new TextBlock(this.font, "Middle\nRight\nText\nBlock", textBlockSize, TextAlignment.MiddleRight);
this.bottomLeftTextBlock = new TextBlock(this.font, "Bottom\nLeft\nText\nBlock", textBlockSize, TextAlignment.BottomLeft);
this.bottomCenterTextBlock = new TextBlock(this.font, "Bottom\nCenter\nText\nBlock", textBlockSize, TextAlignment.BottomCenter);
this.bottomRightTextBlock = new TextBlock(this.font, "Bottom\nRight\nText\nBlock", textBlockSize, TextAlignment.BottomRight);
}
protected override void Initialize()
{
this.graphicsDevice.CreateDevice(800, 600, false);
this.soundDevice.CreateDevice();
this.console.Initialize();
this.console.BackgroundTexture = this.contentManager.Load<Texture>(DemoGameContent.ConsoleBackground);
this.ship.LoadContent(this.contentManager);
this.graphics = new GraphicsBatch(this.graphicsDevice);
this.font = this.contentManager.Load<TextureFont>(DemoGameContent.Font);
this.textBlock = new TextBlock(this.font, "This is text\nspanning multiple lines.", new Size(800, 600), TextAlignment.MiddleCenter, Vector2.One);
this.starfield.Initialize();
this.ship.Initialize();
}
private void EnsureDrawStringParams(TextureFont font, string text)
{
if (font == null)
throw new ArgumentNullException("font");
if (text == null)
throw new ArgumentNullException("text");
}
public void DrawString(TextureFont font, string text, Rectangle destination, Vector2 scale, Color color)
{
this.EnsureDrawStringParams(font, text);
if (text.Length == 0)
return;
float heightOfSingleLine = font.LineHeight * scale.Y;
if (heightOfSingleLine > destination.Height) // We can't draw anything
return;
Vector2 cursor = new Vector2(destination.X, destination.Y);
for (int i = 0; i < text.Length; i++)
{
// Skip characters we can't render.
if (text[i] == '\r')
continue;
float widthOfChar = 0;
if (text[i] == '\n' || cursor.X + (widthOfChar = font[text[i]].Width * scale.X) > destination.Right)
{
cursor.X = destination.X;
cursor.Y += heightOfSingleLine + font.LineSpacing;
// If the next line extends past the destination, quit.
if (cursor.Y + heightOfSingleLine > destination.Bottom)
return;
// We can't render a new line.
if (text[i] == '\n')
continue;
}
Rectangle letterSource = font[text[i]];
Rectangle letterDestination = new Rectangle((int)cursor.X, (int)cursor.Y, (int)widthOfChar, (int)heightOfSingleLine);
this.DrawTexture(font.Texture, letterDestination, letterSource, color);
cursor.X += widthOfChar + font.CharacterSpacing;
}
}
public void DrawString(TextureFont font, string text, Rectangle destination, Color color)
{
this.DrawString(font, text, destination, Vector2.One, color);
}
public void DrawString(TextureFont font, string text, Vector2 position, Vector2 scale, Color color)
{
this.EnsureDrawStringParams(font, text);
Size textSize = font.MeasureString(text);
this.DrawString(font, text, new Rectangle((int)position.X, (int)position.Y, textSize.Width, textSize.Height), scale, color);
}
public void DrawString(TextureFont font, string text, Vector2 position, Color color)
{
this.DrawString(font, text, position, Vector2.One, color);
}
