internal D2dBitmapBrush(D2dGraphics owner, D2dBitmap bitmap)
: base(owner)
{
m_bitmap = bitmap;
m_extendModeX = D2dExtendMode.Clamp;
m_extendModeY = D2dExtendMode.Clamp;
m_location = new PointF(1, 1);
m_interpolationMode = D2dBitmapInterpolationMode.Linear;
Create();//to-do: it's dangerous to call a virtual method in a constructor; derived class may not be properly initialized!
}
/// <summary>
/// Draws a solid rectangle with the specified brush while using the alpha channel of the given
/// bitmap to control the opacity of each pixel.</summary>
/// <param name="opacityMask">The opacity mask to apply to the brush. The alpha value of
/// each pixel in the region specified by sourceRectangle is multiplied with the alpha value
/// of the brush after the brush has been mapped to the area defined by destinationRectangle.</param>
/// <param name="color">The color used to paint the region of the render target specified by destinationRectangle.</param>
/// <param name="destRect">The region of the render target to paint, in device-independent pixels.</param>
/// <param name="sourceRect">The region of the bitmap to use as the opacity mask, in device-independent pixels.</param>
public void FillOpacityMask(D2dBitmap opacityMask, Color color, RectangleF destRect, RectangleF sourceRect)
{
m_solidColorBrush.Color = color;
FillOpacityMask(opacityMask, m_solidColorBrush, destRect, sourceRect);
}
/// <summary>
/// Draws a solid rectangle with the specified brush while using the alpha channel of the given
/// bitmap to control the opacity of each pixel.</summary>
/// <param name="opacityMask">The opacity mask to apply to the brush. The alpha value of
/// each pixel in the region specified by sourceRectangle is multiplied with the alpha value
/// of the brush after the brush has been mapped to the area defined by destinationRectangle.</param>
/// <param name="brush">The brush used to paint the region of the render target specified by destinationRectangle.</param>
/// <param name="destRect">The region of the render target to paint, in device-independent pixels.</param>
/// <param name="sourceRect">The region of the bitmap to use as the opacity mask, in device-independent pixels.</param>
public void FillOpacityMask(D2dBitmap opacityMask, D2dBrush brush, RectangleF destRect, RectangleF sourceRect)
{
m_renderTarget.FillOpacityMask(opacityMask.NativeBitmap, brush.NativeBrush,
OpacityMaskContent.Graphics,
destRect.ToSharpDX(), sourceRect.ToSharpDX());
}
/// <summary>
/// Draws the specified bitmap after scaling it to the size of the specified rectangle</summary>
/// <param name="bmp">The bitmap to render</param>
/// <param name="destRect">The size and position, in pixels, in the D2dGraphics's coordinate
/// space, of the area in which the bitmap is drawn. If the rectangle is not well-ordered,
/// nothing is drawn, but the D2dGraphics does not enter an error state.</param>
/// <param name="opacity">A value between 0.0f and 1.0f, inclusive, that specifies an opacity value
/// to apply to the bitmap. This value is multiplied against the alpha values
/// of the bitmap's contents.</param>
/// <param name="interpolationMode">The interpolation mode to use if the bitmap is scaled or rotated
/// by the drawing operation</param>
/// <param name="sourceRect">The size and position, in pixels in the bitmap's coordinate space, of the area
/// within the bitmap to draw</param>
public void DrawBitmap(D2dBitmap bmp, RectangleF destRect, float opacity,
D2dBitmapInterpolationMode interpolationMode, RectangleF sourceRect)
{
m_renderTarget.DrawBitmap(bmp.NativeBitmap, destRect.ToSharpDX(), opacity,
(BitmapInterpolationMode)interpolationMode, sourceRect.ToSharpDX());
}
/// <summary>
/// Draws the specified bitmap after scaling it to the size of the specifiedrectangle</summary>
/// <param name="bmp">The bitmap to render</param>
/// <param name="destRect">The size and position, in pixels, in the D2dGraphics's coordinate
/// space, of the area in which the bitmap is drawn. If the rectangle is not well-ordered,
/// nothing is drawn, but the D2dGraphics does not enter an error state.</param>
/// <param name="opacity">A value between 0.0f and 1.0f, inclusive, that specifies an opacity value
/// to apply to the bitmap. This value is multiplied against the alpha values
/// of the bitmap's contents.</param>
/// <param name="interpolationMode">The interpolation mode to use if the bitmap is scaled or rotated
/// by the drawing operation</param>
public void DrawBitmap(D2dBitmap bmp, RectangleF destRect, float opacity = 1.0f, D2dBitmapInterpolationMode interpolationMode = D2dBitmapInterpolationMode.Linear)
{
m_renderTarget.DrawBitmap(bmp.NativeBitmap, destRect.ToSharpDX(), opacity, (BitmapInterpolationMode)interpolationMode, null);
}
/// <summary>
/// Draws the specified bitmap at a specified point using the
/// D2dGraphic's DPI instead of the bitmap's DPI</summary>
/// <param name="bmp">The bitmap to render</param>
/// <param name="point">Point structure that represents the location of the upper-left
/// corner of the drawn bitmap</param>
/// <param name="opacity">A value between 0.0f and 1.0f, inclusive, that specifies an opacity value
/// to apply to the bitmap. This value is multiplied against the alpha values
/// of the bitmap's contents.</param>
public void DrawBitmap(D2dBitmap bmp, PointF point, float opacity = 1.0f)
{
SizeF bmpsize = bmp.PixelSize;
var rect = new SharpDX.RectangleF(point.X, point.Y, bmpsize.Width, bmpsize.Height);
m_renderTarget.DrawBitmap(bmp.NativeBitmap, rect, opacity, BitmapInterpolationMode.Linear, null);
}
/// <summary>
/// Creates an empty Direct2D Bitmap from specified width and height
/// Pixel format is set to 32 bit ARGB with premultiplied alpha</summary>
/// <param name="width">Width of the bitmap in pixels</param>
/// <param name="height">Height of the bitmap in pixels</param>
/// <param name="createBackupBitmap">If true a GDI bitmap is created and used
/// to recreate this D2dBitmap when needed</param>
/// <returns>A new D2dBitmap</returns>
public D2dBitmap CreateBitmap(int width, int height, bool createBackupBitmap = true)
{
if (width < 1 || height < 1)
throw new ArgumentOutOfRangeException("Width and height must be greater than zero");
D2dBitmap d2dBmp = null;
if(createBackupBitmap)
{
System.Drawing.Bitmap gdiBmp = new System.Drawing.Bitmap(width, height, GdiPixelFormat.Format32bppPArgb);
d2dBmp = new D2dBitmap(this, gdiBmp);
}
else
{
d2dBmp = new D2dBitmap(this,width,height);
}
return d2dBmp;
}
/// <summary>
/// Creates a new D2dBitmapBrush from the specified bitmap</summary>
/// <param name="bitmap">The bitmap contents of the new brush</param>
/// <returns>A new instance of D2dBitmapBrush</returns>
public D2dBitmapBrush CreateBitmapBrush(D2dBitmap bitmap)
{
return new D2dBitmapBrush(this, bitmap);
}
/// <summary>
/// Draws a solid rectangle with the specified brush while using the alpha channel of the given
/// bitmap to control the opacity of each pixel.</summary>
/// <param name="opacityMask">The opacity mask to apply to the brush. The alpha value of
/// each pixel in the region specified by sourceRectangle is multiplied with the alpha value
/// of the brush after the brush has been mapped to the area defined by destinationRectangle.</param>
/// <param name="brush">The brush used to paint the region of the render target specified by destinationRectangle.</param>
/// <param name="destRect">The region of the render target to paint, in device-independent pixels.</param>
/// <param name="sourceRect">The region of the bitmap to use as the opacity mask, in device-independent pixels.</param>
public void FillOpacityMask(D2dBitmap opacityMask, D2dBrush brush, RectangleF destRect, RectangleF sourceRect)
{
var drect = new SharpDX.RectangleF(destRect.X, destRect.Y, destRect.Right, destRect.Bottom);
var srect = new SharpDX.RectangleF(sourceRect.X, sourceRect.Y, sourceRect.Right, sourceRect.Bottom);
m_renderTarget.FillOpacityMask(opacityMask.NativeBitmap, brush.NativeBrush,
OpacityMaskContent.Graphics,
drect, srect);
}
/// <summary>
/// Draws the specified bitmap after scaling it to the size of the specified rectangle</summary>
/// <param name="bmp">The bitmap to render</param>
/// <param name="destRect">The size and position, in pixels, in the D2dGraphics's coordinate
/// space, of the area in which the bitmap is drawn. If the rectangle is not well-ordered,
/// nothing is drawn, but the D2dGraphics does not enter an error state.</param>
/// <param name="opacity">A value between 0.0f and 1.0f, inclusive, that specifies an opacity value
/// to apply to the bitmap. This value is multiplied against the alpha values
/// of the bitmap's contents.</param>
/// <param name="interpolationMode">The interpolation mode to use if the bitmap is scaled or rotated
/// by the drawing operation</param>
/// <param name="sourceRect">The size and position, in pixels in the bitmap's coordinate space, of the area
/// within the bitmap to draw</param>
public void DrawBitmap(D2dBitmap bmp, RectangleF destRect, float opacity,
D2dBitmapInterpolationMode interpolationMode, RectangleF sourceRect)
{
var drect = new SharpDX.RectangleF(destRect.X, destRect.Y, destRect.Right, destRect.Bottom);
var srect = new SharpDX.RectangleF(sourceRect.X, sourceRect.Y, sourceRect.Right, sourceRect.Bottom);
m_renderTarget.DrawBitmap(bmp.NativeBitmap, drect, opacity,
(BitmapInterpolationMode)interpolationMode, srect);
}
/// <summary>
/// Draws the specified bitmap after scaling it to the size of the specifiedrectangle</summary>
/// <param name="bmp">The bitmap to render</param>
/// <param name="destRect">The size and position, in pixels, in the D2dGraphics's coordinate
/// space, of the area in which the bitmap is drawn. If the rectangle is not well-ordered,
/// nothing is drawn, but the D2dGraphics does not enter an error state.</param>
/// <param name="opacity">A value between 0.0f and 1.0f, inclusive, that specifies an opacity value
/// to apply to the bitmap. This value is multiplied against the alpha values
/// of the bitmap's contents.</param>
/// <param name="interpolationMode">The interpolation mode to use if the bitmap is scaled or rotated
/// by the drawing operation</param>
public void DrawBitmap(D2dBitmap bmp, RectangleF destRect, float opacity = 1.0f, D2dBitmapInterpolationMode interpolationMode = D2dBitmapInterpolationMode.Linear)
{
var rect = new SharpDX.RectangleF(destRect.X, destRect.Y, destRect.Right, destRect.Bottom);
m_renderTarget.DrawBitmap(bmp.NativeBitmap, rect, opacity, (BitmapInterpolationMode)interpolationMode, null);
}
/// <summary>
/// Creates a new D2dBitmapBrush from the specified bitmap</summary>
/// <param name="bitmap">The bitmap contents of the new brush</param>
/// <returns>A new instance of D2dBitmapBrush</returns>
public static D2dBitmapBrush CreateBitmapBrush(D2dBitmap bitmap)
{
return(s_gfx.CreateBitmapBrush(bitmap));
}
internal D2dBitmapBrush(D2dGraphics owner, D2dBitmap bitmap)
: base(owner)
{
m_bitmap = bitmap;
m_extendModeX = D2dExtendMode.Clamp;
m_extendModeY = D2dExtendMode.Clamp;
m_location = new PointF(1, 1);
m_interpolationMode = D2dBitmapInterpolationMode.Linear;
Create();//to-do: it's dangerous to call a virtual method in a constructor; derived class may not be properly initialized!
}
