/// <summary>
/// Draw a box on the screen.
/// </summary>
/// <param name="rect">The RotRect of the box.</param>
/// <param name="col">The color.</param>
public void DrawBox(RotRect rect, Color col)
{
// we need to draw this using wrapping, otherwise the rotation origin messes up.
// this is because rect.Width / 2 could be 100 / 2 = 50, but Pixel is always 1x1.
// this causes XNA to take origin 50x50 using texture 1x1 by f*****g up the rotation.
// if we turn on wrapping, the source rectangle is the drawrect width/height, which solves this problem.
Draw(Pixel, rect, col, false, false, true);
}
/// <summary>
/// Draw an outlined box on the screen.
/// </summary>
/// <param name="rect">The RotRect of the box.</param>
/// <param name="bordersize">The border size.</param>
/// <param name="col">The color.</param>
public void DrawOutlinedBox(RotRect rect, float bordersize, Color col)
{
if (bordersize == 0)
{
return;
}
bordersize *= Camera.Scale;
Vector2[] avec = rect.GetRotatedPosArray(); // [topLeft, topRight, botRight, botLeft]
DrawLine(avec[0], avec[1], bordersize, col); // top left to top right
DrawLine(avec[1], avec[2], bordersize, col); // top right to bottom right
DrawLine(avec[0], avec[3], bordersize, col); // top left to bottom left
DrawLine(avec[2], avec[3], bordersize, col); // bottom left to bottom right
}
/// <summary>
/// Test if the RotRect intersects with another RotRect.
/// </summary>
/// <param name="other">The other RotRect to test.</param>
/// <returns>True if they intersect, false if they don't.</returns>
public bool Intersects(RotRect other)
{
Vector2[] points = GetRotatedPosArray();
Vector2[] otherPoints = other.GetRotatedPosArray();
if (PointInPolygon(points[0], otherPoints) ||
PointInPolygon(points[1], otherPoints) ||
PointInPolygon(points[2], otherPoints) ||
PointInPolygon(points[3], otherPoints) ||
PointInPolygon(otherPoints[0], points) ||
PointInPolygon(otherPoints[1], points) ||
PointInPolygon(otherPoints[2], points) ||
PointInPolygon(otherPoints[3], points)
)
{
return(true);
}
if (SpecialMath.LineSegmentsIntersect(points[0], points[1], otherPoints[0], otherPoints[1]) ||
SpecialMath.LineSegmentsIntersect(points[1], points[2], otherPoints[0], otherPoints[1]) ||
SpecialMath.LineSegmentsIntersect(points[2], points[3], otherPoints[0], otherPoints[1]) ||
SpecialMath.LineSegmentsIntersect(points[3], points[0], otherPoints[0], otherPoints[1]) ||
SpecialMath.LineSegmentsIntersect(points[0], points[1], otherPoints[1], otherPoints[2]) ||
SpecialMath.LineSegmentsIntersect(points[1], points[2], otherPoints[1], otherPoints[2]) ||
SpecialMath.LineSegmentsIntersect(points[2], points[3], otherPoints[1], otherPoints[2]) ||
SpecialMath.LineSegmentsIntersect(points[3], points[0], otherPoints[1], otherPoints[2]) ||
SpecialMath.LineSegmentsIntersect(points[0], points[1], otherPoints[2], otherPoints[3]) ||
SpecialMath.LineSegmentsIntersect(points[1], points[2], otherPoints[2], otherPoints[3]) ||
SpecialMath.LineSegmentsIntersect(points[2], points[3], otherPoints[2], otherPoints[3]) ||
SpecialMath.LineSegmentsIntersect(points[3], points[0], otherPoints[2], otherPoints[3]) ||
SpecialMath.LineSegmentsIntersect(points[0], points[1], otherPoints[3], otherPoints[0]) ||
SpecialMath.LineSegmentsIntersect(points[1], points[2], otherPoints[3], otherPoints[0]) ||
SpecialMath.LineSegmentsIntersect(points[2], points[3], otherPoints[3], otherPoints[0]) ||
SpecialMath.LineSegmentsIntersect(points[3], points[0], otherPoints[3], otherPoints[0])
)
{
return(true);
}
return(false);
}
public Vector2 Render(GameTime gameTime, Vector2 vPos, Vector2 vSize, AnimationState state, float fRotation, float fOverX, float fOverY, Color color, float fDepth)
{
Animation pAnim = this;
if (ani_pAliasOwner != null)
{
pAnim = ani_pAliasOwner;
}
CustomSpriteBatch rend = pAnim.ani_pSheet.ans_pSpriteBatch;
Texture2D tex = pAnim.ani_pSheet.ans_pTexture;
if (state.iCurrentFrame >= pAnim.ani_saFrames.Count)
{
state.Reset();
}
AnimationFrame frame = pAnim.ani_saFrames[state.iCurrentFrame];
RotRect rectDest = new RotRect();
rectDest.width = vSize.X;
rectDest.height = vSize.Y;
float fOffsetX = pAnim.ani_rectOffset.X;
float fOffsetY = pAnim.ani_rectOffset.Y;
float fWidth = pAnim.ani_rectOffset.Width;
if (fWidth == 0)
{
fWidth = vSize.X;
}
if (ani_bFlipH)
{
fOffsetX -= ((fOffsetX - rectDest.width / 2) * 2) + fWidth;
}
float fHeight = pAnim.ani_rectOffset.Height;
if (fHeight == 0)
{
fHeight = vSize.Y;
}
if (ani_bFlipV)
{
fOffsetY -= ((fOffsetY - rectDest.height / 2) * 2) + fHeight;
}
rectDest.x = vPos.X - fOffsetX;
rectDest.y = vPos.Y - fOffsetY;
Rectangle rectSrc = new Rectangle();
rectSrc.X = (int)frame.anf_vOffset.X;
rectSrc.Y = (int)frame.anf_vOffset.Y;
rectSrc.Width = (int)pAnim.ani_vSize.X;
rectSrc.Height = (int)pAnim.ani_vSize.Y;
if (fOverX != 0)
{
rectDest.width = fOverX;
}
if (fOverY != 0)
{
rectDest.height = fOverY;
}
rend.CurrentDepth = fDepth;
rend.Draw(tex, rectSrc, rectDest, color, ani_bFlipH, ani_bFlipV, false);
if (!frame.anf_bPause)
{
state.fCurrentFrameCounter += gameTime.ElapsedGameTime.TotalMilliseconds;
if (state.fCurrentFrameCounter++ >= frame.anf_fTime)
{
AdvanceFrame(state);
}
}
// hmm..
if (fOverX != 0)
{
fWidth = fOverX;
}
if (fOverY != 0)
{
fHeight = fOverY;
}
return(new Vector2((int)fWidth, (int)fHeight));
}
/// <summary>
/// Draw a texture with a shading color that can be flipped horizontally or vertically, as well as wrapped.
/// </summary>
/// <param name="texture">The texture.</param>
/// <param name="sourceRectangle">The source rectangle.</param>
/// <param name="destinationRectangle">The RotRect to draw to on the screen in world coordinates.</param>
/// <param name="color">Shading color to use.</param>
/// <param name="flipH">Whether to flip the texture horizontally.</param>
/// <param name="flipV">Whether to flip the texture vertically.</param>
/// <param name="wrapping">Whether to use texture wrapping.</param>
public void Draw(Texture2D texture, Rectangle?sourceRectangle, RotRect destinationRectangle, Color color, bool flipH, bool flipV, bool wrapping)
{
if (texture == null)
{
return;
}
RotRect drawRect = destinationRectangle;
if (Camera.AllowScaling && Camera.AllowTransforming)
{
drawRect.width *= Camera.Scale;
drawRect.height *= Camera.Scale;
}
SpriteEffects se = SpriteEffects.None;
if (flipH)
{
se |= SpriteEffects.FlipHorizontally;
}
if (flipV)
{
se |= SpriteEffects.FlipVertically;
}
Rectangle rectSrc = Rectangle.Empty;
if (sourceRectangle.HasValue)
{
rectSrc = sourceRectangle.Value;
}
else
{
if (wrapping)
{
rectSrc = new Rectangle(0, 0, (int)drawRect.width, (int)drawRect.height);
}
else
{
rectSrc = new Rectangle(0, 0, texture.Width, texture.Height);
}
}
Vector2 vOrigin = Vector2.Zero;
if (destinationRectangle.anchorInCenter)
{
vOrigin = new Vector2(rectSrc.Width / 2.0f, rectSrc.Height / 2.0f);
}
Vector2 vTransformedPos = Vector2.Transform(new Vector2(drawRect.x, drawRect.y), GetTransformation());
drawRect.x = vTransformedPos.X;
drawRect.y = vTransformedPos.Y;
float fRot = 0.0f;
if (Camera.AllowRotating && Camera.AllowTransforming)
{
fRot = Camera.Rotation;
}
if (wrapping)
{
this.spriteBatch.Draw(texture, drawRect.ToRectangle(),
rectSrc, color, drawRect.rotation + fRot, vOrigin, se, CurrentDepth);
}
else
{
this.spriteBatch.Draw(texture, drawRect.ToRectangle(),
rectSrc, color, drawRect.rotation + fRot, vOrigin, se, CurrentDepth);
}
}
/// <summary>
/// Draw a texture with a shading color that can be flipped horizontally or vertically, as well as wrapped.
/// </summary>
/// <param name="texture">The texture.</param>
/// <param name="destinationRectangle">The RotRect to draw to on the screen in world coordinates.</param>
/// <param name="color">Shading color to use.</param>
/// <param name="flipH">Whether to flip the texture horizontally.</param>
/// <param name="flipV">Whether to flip the texture vertically.</param>
/// <param name="wrapping">Whether to use texture wrapping.</param>
public void Draw(Texture2D texture, RotRect destinationRectangle, Color color, bool flipH, bool flipV, bool wrapping)
{
Draw(texture, null, destinationRectangle, color, flipH, flipV, wrapping);
}
/// <summary>
/// Draw a texture with a shading color that can be flipped horizontally or vertically.
/// </summary>
/// <param name="texture">The texture.</param>
/// <param name="destinationRectangle">The RotRect to draw to on the screen in world coordinates.</param>
/// <param name="color">Shading color to use.</param>
/// <param name="flipH">Whether to flip the texture horizontally.</param>
/// <param name="flipV">Whether to flip the texture veritcally.</param>
public void Draw(Texture2D texture, RotRect destinationRectangle, Color color, bool flipH, bool flipV)
{
Draw(texture, destinationRectangle, color, flipH, flipV, false);
}
/// <summary>
/// Draw a texture with a shading color.
/// </summary>
/// <param name="texture">The texture.</param>
/// <param name="destinationRectangle">The RotRect to draw to on the screen in world coordinates.</param>
/// <param name="color">Shading color to use.</param>
public void Draw(Texture2D texture, RotRect destinationRectangle, Color color)
{
this.Draw(texture, destinationRectangle, color, false, false, false);
}