public override void DrawRectangle(Rectangle area, Brush brush, Thickness thickness, double radius,
Rectangle bounds)
{
SetClipArea(bounds);
if (area != Rectangle.Empty)
{
if (radius > 0)
{
FillRectangle(area, brush, radius, bounds);
}
else
{
var areaXNA = area.ToXNA();
FillRect(new RectangleXNA(areaXNA.X,
areaXNA.Top, areaXNA.Width, thickness.Top), brush);
FillRect(new RectangleXNA(areaXNA.X,
areaXNA.Top + thickness.Top, thickness.Left, areaXNA.Height - thickness.Top - thickness.Bottom),
brush);
FillRect(new RectangleXNA(areaXNA.Right - thickness.Right,
areaXNA.Top + thickness.Top, thickness.Right, areaXNA.Height - thickness.Top - thickness.Bottom),
brush);
FillRect(new RectangleXNA(areaXNA.X,
areaXNA.Bottom - thickness.Bottom, areaXNA.Width, thickness.Bottom), brush);
}
}
ResetClipArea();
}
public bool Equals(Rectangle other)
{
return X.Equals(other.X) && Y.Equals(other.Y) && Width.Equals(other.Width) && Height.Equals(other.Height);
}
private void UseMaskStencil(Rectangle area)
{
// If the mask area doesn't overlap any previous areas, it is safe to reuse the area without clearing the buffer.
if (stencilAreas.Any(x => x.Intersects(area)))
{
graphics.Clear(ClearOptions.Stencil, ColorXNA.White, 0, 0);
stencilAreas.Clear();
stencilAreas.Add(area);
}
else if (!stencilAreas.Any(x => x.Equals(area)))
stencilAreas.Add(area);
EndDraw();
manager.SpriteBatch.Begin(SpriteSortMode.Immediate, BlendState.AlphaBlend, null, maskStencil,
manager.SpriteBatch.GraphicsDevice.RasterizerState, alphaTextEffect);
}
/// <summary>
/// Draw a gradient over the specified area. To draw in a custom area (such as rounded rectangles), use a mask.
/// </summary>
private void DrawGradient(Rectangle area, GradientBrush gradientBrush)
{
Texture2D gradientTexture;
// Create new gradient texture if it is not cached.
if (!gradientCache.TryGetValue(gradientBrush, out gradientTexture))
{
var total = 15;
gradientTexture = new Texture2D(manager.SpriteBatch.GraphicsDevice, 1, total);
var start = gradientBrush.Start.ToXNA();
var end = gradientBrush.End.ToXNA();
var colors = new ColorXNA[total];
// Add the start and end colors to the start and end, then add colors in betweeen.
// The default way XNA/Monogame handles just two colors will only make 1/3rd of the result
// a gradient, so we need to add some colors in between for better interpolation.
colors[0] = start;
for (var i = 1; i < total - 1; i++)
{
colors[i] = ColorXNA.Lerp(start, end, (float) i / (total - 2));
}
colors[total - 1] = end;
gradientTexture.SetData(colors);
gradientCache.Add(gradientBrush, gradientTexture);
}
manager.SpriteBatch.Draw(gradientTexture, area.ToXNA(), null, ColorXNA.White, 0, Vector2.Zero,
SpriteEffects.None, 0);
}
public override void FillRectangle(Rectangle area, Brush brush, double radius, Rectangle bounds)
{
SetClipArea(bounds);
if (area != Rectangle.Empty)
{
if (radius > 0)
{
var corner = (int) Math.Round(radius);
var corner2 = corner * 2;
var areaXNA = area.ToXNA();
var gradientBrush = brush as GradientBrush;
if (gradientBrush != null)
{
UseMaskStencil(area);
}
// Draw 5 rectangles (top, bottom, left, right, center)
FillRect(new RectangleXNA(areaXNA.X + corner,
areaXNA.Top, areaXNA.Width - corner2, corner), brush);
FillRect(new RectangleXNA(areaXNA.X + corner,
areaXNA.Bottom - corner, areaXNA.Width - corner2, corner), brush);
FillRect(new RectangleXNA(areaXNA.X,
areaXNA.Top + corner, corner, areaXNA.Height - corner2), brush);
FillRect(new RectangleXNA(areaXNA.Right - corner,
areaXNA.Y + corner, corner, areaXNA.Height - corner2), brush);
FillRect(new RectangleXNA(areaXNA.X + corner,
areaXNA.Y + corner, areaXNA.Width - corner2, areaXNA.Height - corner2), brush);
// Draw edge corners.
var circle = GetCircleTexture(radius);
FillCorner(new RectangleXNA(areaXNA.X, areaXNA.Y, corner, corner), circle, Corner.TopLeft,
brush);
FillCorner(new RectangleXNA(areaXNA.Right - corner, areaXNA.Y, corner, corner), circle,
Corner.TopRight, brush);
FillCorner(new RectangleXNA(areaXNA.X, areaXNA.Bottom - corner, corner, corner), circle,
Corner.BottomLeft, brush);
FillCorner(new RectangleXNA(areaXNA.Right - corner, areaXNA.Bottom - corner, corner, corner),
circle,
Corner.BottomRight, brush);
// If using a gradient brush, draw a gradient over the mask.
if (gradientBrush != null)
{
UseRenderStencil();
DrawGradient(area, gradientBrush);
EndStencil();
}
}
else
{
var colorBrush = brush as ColorBrush;
var gradientBrush = brush as GradientBrush;
if (colorBrush != null)
{
manager.SpriteBatch.Draw(pixel, area.ToXNA(), null, colorBrush.ToXNA(), 0, Vector2.Zero,
SpriteEffects.None, 0);
}
if (gradientBrush != null)
{
DrawGradient(area, gradientBrush);
}
}
}
ResetClipArea();
}
public override void DrawString(string text, Point point, Brush brush, int size, FontStyle style,
Rectangle bounds,
bool ignoreFormatting = false)
{
SetClipArea(bounds);
var pos = new Vector2((int) Math.Round(point.X), (int) Math.Round(point.Y));
var closest = GetClosestFontSize(size);
var colorBrush = brush as ColorBrush;
var gradientBrush = brush as GradientBrush;
var defaultColor = Color.Black;
if (colorBrush != null)
defaultColor = colorBrush.Color;
if (gradientBrush != null)
{
UseMaskStencil(bounds);
}
if (!ignoreFormatting) // If formatting is enabled, parse it and render each part.
{
var parts = ParseFormattedText(text, defaultColor, style);
foreach (var part in parts)
{
var font = GetFont(Path.Combine(part.Style.ToString(), closest.ToString()));
var measure = MeasureTextNoTrim(part.Text, size, part.Style);
var col = new ColorXNA(part.Color.R, part.Color.G, part.Color.B, defaultColor.A);
manager.SpriteBatch.DrawString(font, part.Text, pos,
col * (defaultColor.A / 255f), 0,
Vector2.Zero, size / (float) closest, SpriteEffects.None, 0);
pos = new Vector2(pos.X + (float) measure.Width, pos.Y);
}
}
else // Draw plain string
{
var font = GetFont(Path.Combine(style.ToString(), closest.ToString()));
var col = new ColorXNA(defaultColor.R, defaultColor.G, defaultColor.B, defaultColor.A);
manager.SpriteBatch.DrawString(font, text, pos,
col * (defaultColor.A / 255f), 0,
Vector2.Zero, size / (float) closest, SpriteEffects.None, 0);
}
// If using a gradient brush, draw a gradient over the mask.
if (gradientBrush != null)
{
UseRenderStencil();
DrawGradient(bounds, gradientBrush);
EndStencil();
}
ResetClipArea();
}
public abstract void Render(Rectangle extendedArea, Rectangle contentArea, float delta);
/// <summary> /// Draws a rounded filled rectangle within the specified area. /// </summary> public abstract void FillRectangle(Rectangle area, Brush brush, double cornerRadius, Rectangle bounds);
public override void Render(Rectangle extendedArea, Rectangle contentArea, float delta)
{
Manager.Renderer.StretchRectangle(contentArea, Color, contentArea.AddBorder(BlurRadius));
}
public Rectangle Min(Rectangle other) => new Rectangle(X, Y, Math.Min(Width, other.Width), Math.Min(Height,other.Height));
/// <summary> /// Determines if the rectangle is equal to another rectangle within margin of error (because of floating point precision). /// </summary> public bool IsClose(Rectangle rectangle) => Point.IsClose(rectangle.Point) && Size.IsClose(rectangle.Size);
/// <summary>
/// Limit the area of this rectangle to the specified bounds.
/// </summary>
public Rectangle FitToBounds(Rectangle bounds)
{
var x1 = Math.Max(X, bounds.X);
var x2 = Math.Min(X + Width, bounds.X + bounds.Width);
var y1 = Math.Max(Y, bounds.Y);
var y2 = Math.Min(Y + Height, bounds.Y + bounds.Height);
return x2 >= x1 && y2 >= y1
? new Rectangle(x1, y1, x2 - x1, y2 - y1)
: Empty;
}
/// <summary> /// Offset the rectangle by the specified rectangle coordinates. (Add to the X and Y) /// </summary> public Rectangle Offset(Rectangle rectangle) => new Rectangle(X + rectangle.X, Y + rectangle.Y, Width, Height);
public bool Intersects(Rectangle rect) => (rect.X < X + Width) &&
(X < (rect.X + rect.Width)) &&
(rect.Y < Y + Height) &&
(Y < rect.Y + rect.Height);
public bool Contains(Rectangle rect) => (X <= rect.X) &&
((rect.X + rect.Width) <= (X + Width)) &&
(Y <= rect.Y) &&
((rect.Y + rect.Height) <= (Y + Height));
/// <summary> /// Draws a rounded rectangle within the specified area. /// </summary> public abstract void DrawRectangle(Rectangle area, Brush brush, Thickness border, double cornerRadius, Rectangle bounds);
/// <summary> /// Draws a filled rectangle within the specified area. /// </summary> public void FillRectangle(Rectangle area, Brush brush, Rectangle bounds) => FillRectangle(area, brush, 0, bounds);
/// <summary> /// Draws a texture loaded by the skin in the specified region. /// </summary> public void DrawTexture(string name, Rectangle rectangle, Rectangle bounds) => DrawTexture(name, rectangle, Color.White, bounds);
/// <summary> /// Stretches a rectangle to fill the bounds and create a shadow effect. /// </summary> public abstract void StretchRectangle(Rectangle area, Color color, Rectangle bounds);
/// <summary> /// Draws a texture loaded by the skin in the specified region with the specified tint. /// </summary> public abstract void DrawTexture(string name, Rectangle rectangle, ColorBrush color, Rectangle bounds);
public override void Draw(float delta)
{
// Get text alignment offset.
if (textAlignInvalidated || textSizeInvalidated || !lastBorderSize.IsClose(Bounds))
{
textAlignOffset = AlignText(textSize);
textAlignInvalidated = false;
textSizeInvalidated = false;
}
Manager.Renderer.DrawString(Text, Bounds.Point + textAlignOffset, TextColor, FontSize, FontStyle,
LogicalParentBounds.FitToBounds(Bounds));
lastBorderSize = Bounds;
base.Draw(delta);
}
/// <summary> /// Draws a string at the specified point. /// </summary> public void DrawString(string text, Point point, ColorBrush color, Rectangle bounds, bool ignoreFormatting = false) => DrawString(text, point, color, defaultSize, bounds, ignoreFormatting);
public override void DrawTexture(string name, Rectangle rectangle, ColorBrush brush, Rectangle bounds)
{
var rect = new RectangleXNA((int) rectangle.X, (int) rectangle.Y, (int) rectangle.Width,
(int) rectangle.Height);
var texture = GetTexture(name);
var col = new ColorXNA(brush.Color.R, brush.Color.G, brush.Color.B, brush.Color.A);
manager.SpriteBatch.Draw(texture, rect, col);
}
/// <summary> /// Draws a string at the specified point. /// </summary> public void DrawString(string text, Point point, int size, Rectangle bounds,bool ignoreFormatting = false) => DrawString(text, point, Color.Black, size, bounds, ignoreFormatting);
public override void StretchRectangle(Rectangle area, Color color, Rectangle bounds)
{
var shadow =
(Texture2D) manager.Skin.Textures["shadow"];
var a = area.ToXNA();
var b = bounds.ToXNA();
var half = shadow.Width / 2;
var col = color.ToXNA();
FillRectangle(area, color, area);
manager.SpriteBatch.Draw(shadow, new RectangleXNA(b.X, b.Y, a.X - b.X, a.Y - b.Y),
new RectangleXNA(0, 0, half, half), col);
manager.SpriteBatch.Draw(shadow, new RectangleXNA(b.X, a.Y + a.Height, a.X - b.X, a.Y - b.Y),
new RectangleXNA(0, half, half, half), col);
manager.SpriteBatch.Draw(shadow, new RectangleXNA(a.X + a.Width, b.Y, a.X - b.X, a.Y - b.Y),
new RectangleXNA(half, 0, half, half), col);
manager.SpriteBatch.Draw(shadow, new RectangleXNA(a.X + a.Width, a.Y + a.Height, a.X - b.X, a.Y - b.Y),
new RectangleXNA(half, half, half, half), col);
manager.SpriteBatch.Draw(shadow, new RectangleXNA(a.X, b.Y, a.Width, a.Y - b.Y),
new RectangleXNA(half, 0, 1, half), col);
manager.SpriteBatch.Draw(shadow, new RectangleXNA(a.X, a.Y + a.Height, a.Width, a.Y - b.Y),
new RectangleXNA(half, half, 1, half), col);
manager.SpriteBatch.Draw(shadow, new RectangleXNA(b.X, a.Y, a.X - b.X, a.Height),
new RectangleXNA(0, half, half, 1), col);
manager.SpriteBatch.Draw(shadow, new RectangleXNA(a.X + a.Width, a.Y, a.X - b.X, a.Height),
new RectangleXNA(half, half, half, 1), col);
}
/// <summary>
/// Draws a string at the specified point.
/// </summary>
public void DrawString(string text, Point point, Brush brush, int size, Rectangle bounds, bool ignoreFormatting = false)
=> DrawString(text, point, brush, size, FontStyle.Regular, bounds, ignoreFormatting);
private void SetClipArea(Rectangle bounds)
{
manager.SpriteBatch.GraphicsDevice.ScissorRectangle = bounds.ToXNA();
}
/// <summary> /// Draws a string at the specified point. /// </summary> public abstract void DrawString(string text, Point point, Brush brush, int size, FontStyle style, Rectangle bounds,bool ignoreFormatting = false);
/// <summary> /// Draws a rectangle within the specified area. /// </summary> public void DrawRectangle(Rectangle area, Brush brush, Thickness border, Rectangle bounds) => DrawRectangle(area, brush, border, 0, bounds);
/// <summary>
/// Retuns an offset to the elements position according to its size, container size, and alignment.
/// </summary>
private Point Align(Rectangle container, Size size)
{
if (!double.IsInfinity(size.Width)) // Infinite sizes will be handled elsewhere.
{
switch (HorizontalAlignment)
{
case HorizontalAlignment.Stretch:
case HorizontalAlignment.Center:
container.X = container.Left + (container.Width - size.Width) / 2;
break;
case HorizontalAlignment.Right:
container.X = container.Left + container.Width - size.Width;
break;
}
}
if (!double.IsInfinity(size.Height))
{
switch (VerticalAlignment)
{
case VerticalAlignment.Stretch:
case VerticalAlignment.Center:
container.Y = container.Top + (container.Height - size.Height) / 2;
break;
case VerticalAlignment.Bottom:
container.Y = container.Top + container.Height - size.Height;
break;
}
}
return container.Point;
}
