public void draw(Rectangle targetRect, Color color, float angle)
{
SplitedRect drawRect = splitRect(targetRect);
Rectangle[] arrayRect = drawRect.toArray();
Texture2D[] arrayImage = _image.toArray();
Vector2 imageCenter = Utils.pointToVector2(drawRect.centerR.Center);
for (int i = 0; i < arrayImage.Length; ++i)
{
Vector2 rectCenter = Utils.pointToVector2(arrayRect[i].Center);
float length = Vector2.Distance(rectCenter, imageCenter);
Vector2 origin = new Vector2((float)arrayImage[i].Width / 2f, (float)arrayImage[i].Height / 2f);
Vector2 scale = new Vector2((float)arrayRect[i].Width / (float)arrayImage[i].Width, (float)arrayRect[i].Height / (float)arrayImage[i].Height);
Vector2 newCenter;
if (rectCenter == imageCenter)
{
newCenter = rectCenter;
}
else
{
float positionAngle = Utils.directionToAngle(rectCenter - imageCenter);
positionAngle += angle;
newCenter = new Vector2((float)Math.Cos(positionAngle), (float)Math.Sin(positionAngle));
newCenter *= (length - 1f);
newCenter += imageCenter;
}
MyGame.SpriteBatch.Draw(arrayImage[i], newCenter, null, Color.White, angle, origin, scale, SpriteEffects.None, 0f);
}
}
/// <summary>
///
/// </summary>
/// <param name="image"></param>
/// <param name="stretchArea">rectangle defining the center area in percentage (0-100)</param>
public StretchableImage(Texture2D image, Rectangle stretchArea)
{
_stretchableArea = stretchArea;
Rectangle imgBounds = new Rectangle(0, 0, image.Width, image.Height);
_rect = initalSplitRect(imgBounds, stretchArea);
_image = splitImage(_rect, image);
}
/// <summary>
///
/// </summary>
/// <param name="image"></param>
/// <param name="stretchArea">rectangle defining the center area in percentage (0-100)</param>
public StretchableImage(Texture2D image, Rectangle stretchArea)
{
_stretchableArea = stretchArea;
Rectangle imgBounds = new Rectangle(0, 0, image.Width, image.Height);
_rect = initalSplitRect(imgBounds, stretchArea);
_image = splitImage(_rect, image);
}
private SplitedImage splitImage(SplitedRect rect, Texture2D image)
{
SplitedImage splitedImg = new SplitedImage();
splitedImg._topLeft = Utils.CreatePartImage(rect.topLeftR, image, MyGame.SpriteBatch.GraphicsDevice);
splitedImg._topRight = Utils.CreatePartImage(rect.topRightR, image, MyGame.SpriteBatch.GraphicsDevice);
splitedImg._topCenter = Utils.CreatePartImage(rect.topCenterR, image, MyGame.SpriteBatch.GraphicsDevice);
splitedImg._left = Utils.CreatePartImage(rect.leftR, image, MyGame.SpriteBatch.GraphicsDevice);
splitedImg._right = Utils.CreatePartImage(rect.rightR, image, MyGame.SpriteBatch.GraphicsDevice);
splitedImg._bottomLeft = Utils.CreatePartImage(rect.bottomLeftR, image, MyGame.SpriteBatch.GraphicsDevice);
splitedImg._bottomRight = Utils.CreatePartImage(rect.bottomRightR, image, MyGame.SpriteBatch.GraphicsDevice);
splitedImg._bottomCenter = Utils.CreatePartImage(rect.bottomCenterR, image, MyGame.SpriteBatch.GraphicsDevice);
splitedImg._center = Utils.CreatePartImage(rect.centerR, image, MyGame.SpriteBatch.GraphicsDevice);
return(splitedImg);
}
private SplitedRect initalSplitRect(Rectangle boundingRect, Rectangle stretchArea)
{
SplitedRect splited = new SplitedRect();
splited.centerR = new Rectangle(
boundingRect.Left + (stretchArea.X * boundingRect.Width)/100,
boundingRect.Top + (stretchArea.Y * boundingRect.Height)/100,
(stretchArea.Width * boundingRect.Width)/100,
(stretchArea.Height * boundingRect.Height) / 100
);
splited.topLeftR = new Rectangle(boundingRect.Left, boundingRect.Top
, splited.centerR.Left - boundingRect.Left, splited.centerR.Top - boundingRect.Top);
splited.topRightR = new Rectangle(splited.centerR.Right, boundingRect.Top
, boundingRect.Right - splited.centerR.Right, splited.centerR.Top - boundingRect.Top);
splited.topCenterR = new Rectangle(splited.centerR.Left, boundingRect.Top
, splited.centerR.Width, splited.centerR.Top - boundingRect.Top);
splited.leftR = new Rectangle(boundingRect.Left, splited.centerR.Top
, splited.centerR.Left - boundingRect.Left, splited.centerR.Height);
splited.rightR = new Rectangle(splited.centerR.Right, splited.centerR.Top
, boundingRect.Right - splited.centerR.Right, splited.centerR.Height);
splited.bottomLeftR = new Rectangle(boundingRect.Left, splited.centerR.Bottom
, splited.centerR.Left - boundingRect.Left, boundingRect.Bottom - splited.centerR.Bottom);
splited.bottomRightR = new Rectangle(splited.centerR.Right, splited.centerR.Bottom
, boundingRect.Right - splited.centerR.Right, boundingRect.Bottom - splited.centerR.Bottom);
splited.bottomCenterR = new Rectangle(splited.centerR.Left, splited.centerR.Bottom
, splited.centerR.Width, boundingRect.Bottom - splited.centerR.Bottom);
return splited;
}
private SplitedRect initalSplitRect(Rectangle boundingRect, Rectangle stretchArea)
{
SplitedRect splited = new SplitedRect();
splited.centerR = new Rectangle(
boundingRect.Left + (stretchArea.X * boundingRect.Width) / 100,
boundingRect.Top + (stretchArea.Y * boundingRect.Height) / 100,
(stretchArea.Width * boundingRect.Width) / 100,
(stretchArea.Height * boundingRect.Height) / 100
);
splited.topLeftR = new Rectangle(boundingRect.Left, boundingRect.Top
, splited.centerR.Left - boundingRect.Left, splited.centerR.Top - boundingRect.Top);
splited.topRightR = new Rectangle(splited.centerR.Right, boundingRect.Top
, boundingRect.Right - splited.centerR.Right, splited.centerR.Top - boundingRect.Top);
splited.topCenterR = new Rectangle(splited.centerR.Left, boundingRect.Top
, splited.centerR.Width, splited.centerR.Top - boundingRect.Top);
splited.leftR = new Rectangle(boundingRect.Left, splited.centerR.Top
, splited.centerR.Left - boundingRect.Left, splited.centerR.Height);
splited.rightR = new Rectangle(splited.centerR.Right, splited.centerR.Top
, boundingRect.Right - splited.centerR.Right, splited.centerR.Height);
splited.bottomLeftR = new Rectangle(boundingRect.Left, splited.centerR.Bottom
, splited.centerR.Left - boundingRect.Left, boundingRect.Bottom - splited.centerR.Bottom);
splited.bottomRightR = new Rectangle(splited.centerR.Right, splited.centerR.Bottom
, boundingRect.Right - splited.centerR.Right, boundingRect.Bottom - splited.centerR.Bottom);
splited.bottomCenterR = new Rectangle(splited.centerR.Left, splited.centerR.Bottom
, splited.centerR.Width, boundingRect.Bottom - splited.centerR.Bottom);
return(splited);
}
/// <summary>
/// Create a splited rect stretched to fit the boudongRect
/// </summary>
/// <param name="boundingRect"></param>
/// <returns></returns>
private SplitedRect splitRect(Rectangle boundingRect)
{
SplitedRect splited = new SplitedRect();
splited.centerR = new Rectangle(
boundingRect.Left + _rect.topLeftR.Width,
boundingRect.Top + _rect.topLeftR.Height,
boundingRect.Width - _rect.topLeftR.Width * 2,
boundingRect.Height - _rect.topLeftR.Height * 2
);
splited.topLeftR = new Rectangle(boundingRect.Left, boundingRect.Top
, splited.centerR.Left - boundingRect.Left, splited.centerR.Top - boundingRect.Top);
splited.topRightR = new Rectangle(splited.centerR.Right, boundingRect.Top
, boundingRect.Right - splited.centerR.Right, splited.centerR.Top - boundingRect.Top);
splited.topCenterR = new Rectangle(splited.centerR.Left, boundingRect.Top
, splited.centerR.Width, splited.centerR.Top - boundingRect.Top);
splited.leftR = new Rectangle(boundingRect.Left, splited.centerR.Top
, splited.centerR.Left - boundingRect.Left, splited.centerR.Height);
splited.rightR = new Rectangle(splited.centerR.Right, splited.centerR.Top
, boundingRect.Right - splited.centerR.Right, splited.centerR.Height);
splited.bottomLeftR = new Rectangle(boundingRect.Left, splited.centerR.Bottom
, splited.centerR.Left - boundingRect.Left, boundingRect.Bottom - splited.centerR.Bottom);
splited.bottomRightR = new Rectangle(splited.centerR.Right, splited.centerR.Bottom
, boundingRect.Right - splited.centerR.Right, boundingRect.Bottom - splited.centerR.Bottom);
splited.bottomCenterR = new Rectangle(splited.centerR.Left, splited.centerR.Bottom
, splited.centerR.Width, boundingRect.Bottom - splited.centerR.Bottom);
return(splited);
}
/// <summary>
/// Create a splited rect stretched to fit the boudongRect
/// </summary>
/// <param name="boundingRect"></param>
/// <returns></returns>
private SplitedRect splitRect(Rectangle boundingRect)
{
SplitedRect splited = new SplitedRect();
splited.centerR = new Rectangle(
boundingRect.Left + _rect.topLeftR.Width,
boundingRect.Top + _rect.topLeftR.Height,
boundingRect.Width - _rect.topLeftR.Width * 2,
boundingRect.Height - _rect.topLeftR.Height * 2
);
splited.topLeftR = new Rectangle(boundingRect.Left, boundingRect.Top
, splited.centerR.Left - boundingRect.Left, splited.centerR.Top - boundingRect.Top);
splited.topRightR = new Rectangle(splited.centerR.Right, boundingRect.Top
, boundingRect.Right - splited.centerR.Right, splited.centerR.Top - boundingRect.Top);
splited.topCenterR = new Rectangle(splited.centerR.Left, boundingRect.Top
, splited.centerR.Width, splited.centerR.Top - boundingRect.Top);
splited.leftR = new Rectangle(boundingRect.Left, splited.centerR.Top
, splited.centerR.Left - boundingRect.Left, splited.centerR.Height);
splited.rightR = new Rectangle(splited.centerR.Right, splited.centerR.Top
, boundingRect.Right - splited.centerR.Right, splited.centerR.Height);
splited.bottomLeftR = new Rectangle(boundingRect.Left, splited.centerR.Bottom
, splited.centerR.Left - boundingRect.Left, boundingRect.Bottom - splited.centerR.Bottom);
splited.bottomRightR = new Rectangle(splited.centerR.Right, splited.centerR.Bottom
, boundingRect.Right - splited.centerR.Right, boundingRect.Bottom - splited.centerR.Bottom);
splited.bottomCenterR = new Rectangle(splited.centerR.Left, splited.centerR.Bottom
, splited.centerR.Width, boundingRect.Bottom - splited.centerR.Bottom);
return splited;
}
private SplitedImage splitImage(SplitedRect rect, Texture2D image)
{
SplitedImage splitedImg = new SplitedImage();
splitedImg._topLeft = Utils.CreatePartImage(rect.topLeftR, image, MyGame.SpriteBatch.GraphicsDevice);
splitedImg._topRight = Utils.CreatePartImage(rect.topRightR, image, MyGame.SpriteBatch.GraphicsDevice);
splitedImg._topCenter = Utils.CreatePartImage(rect.topCenterR, image, MyGame.SpriteBatch.GraphicsDevice);
splitedImg._left = Utils.CreatePartImage(rect.leftR, image, MyGame.SpriteBatch.GraphicsDevice);
splitedImg._right = Utils.CreatePartImage(rect.rightR, image, MyGame.SpriteBatch.GraphicsDevice);
splitedImg._bottomLeft = Utils.CreatePartImage(rect.bottomLeftR, image, MyGame.SpriteBatch.GraphicsDevice);
splitedImg._bottomRight = Utils.CreatePartImage(rect.bottomRightR, image, MyGame.SpriteBatch.GraphicsDevice);
splitedImg._bottomCenter = Utils.CreatePartImage(rect.bottomCenterR, image, MyGame.SpriteBatch.GraphicsDevice);
splitedImg._center = Utils.CreatePartImage(rect.centerR, image, MyGame.SpriteBatch.GraphicsDevice);
return splitedImg;
}