Class EmfRecorderGraphics2D
Nombre del espacio: Aspose.Imaging.FileFormats.Emf.Graphics Asamblea: Aspose.Imaging.dll (25.4.0)
La grabación de los grabadores EMF
public sealed class EmfRecorderGraphics2D : MetafileRecorderGraphics2DInheritance
object ← MetafileRecorderGraphics2D ← EmfRecorderGraphics2D
Miembros heredados
MetafileRecorderGraphics2D.Clear() ,y, MetafileRecorderGraphics2D.DrawArc(Pen, Rectangle, float, float) ,y, MetafileRecorderGraphics2D.DrawCubicBezier(Pen, Point, Point, Point, Point) ,y, MetafileRecorderGraphics2D.DrawPolyCubicBezier(Pen, Point[]) ,y, MetafileRecorderGraphics2D.DrawEllipse(Pen, Rectangle) ,y, MetafileRecorderGraphics2D.FillEllipse(Brush, Rectangle) ,y, MetafileRecorderGraphics2D.DrawImage(RasterImage, Point) ,y, MetafileRecorderGraphics2D.DrawImage(RasterImage, Rectangle, Rectangle, GraphicsUnit) ,y, MetafileRecorderGraphics2D.DrawImage(byte[], Rectangle, GraphicsUnit) ,y, MetafileRecorderGraphics2D.DrawImage(Stream, Rectangle, GraphicsUnit) ,y, MetafileRecorderGraphics2D.DrawLine(Pen, int, int, int, int) ,y, MetafileRecorderGraphics2D.DrawLine(Pen, Point, Point) ,y, MetafileRecorderGraphics2D.DrawPolyline(Pen, Point[]) ,y, MetafileRecorderGraphics2D.DrawPath(Pen, GraphicsPath) ,y, MetafileRecorderGraphics2D.FillPath(Pen, Brush, GraphicsPath) ,y, MetafileRecorderGraphics2D.DrawPie(Pen, Rectangle, float, float) ,y, MetafileRecorderGraphics2D.FillPie(Brush, Rectangle, float, float) ,y, MetafileRecorderGraphics2D.DrawPolygon(Pen, Point[]) ,y, MetafileRecorderGraphics2D.FillPolygon(Brush, Point[]) ,y, MetafileRecorderGraphics2D.FillPolygon(Brush, Point[], FillMode) ,y, MetafileRecorderGraphics2D.DrawRectangle(Pen, int, int, int, int) ,y, MetafileRecorderGraphics2D.DrawRectangle(Pen, Rectangle) ,y, MetafileRecorderGraphics2D.FillRectangle(Brush, Rectangle) ,y, MetafileRecorderGraphics2D.DrawString(string, Font, Color, int, int) ,y, MetafileRecorderGraphics2D.DrawString(string, Font, Color, int, int, float) ,y, MetafileRecorderGraphics2D.ExcludeClip(Rectangle) ,y, MetafileRecorderGraphics2D.ExcludeClip(Region) ,y, MetafileRecorderGraphics2D.IntersectClip(RectangleF) ,y, MetafileRecorderGraphics2D.IntersectClip(Region) ,y, MetafileRecorderGraphics2D.ResetClip() ,y, MetafileRecorderGraphics2D.MultiplyTransform(Matrix) ,y, MetafileRecorderGraphics2D.MultiplyTransform(Matrix, MatrixOrder) ,y, MetafileRecorderGraphics2D.TranslateTransform(float, float) ,y, MetafileRecorderGraphics2D.TranslateTransform(float, float, MatrixOrder) ,y, MetafileRecorderGraphics2D.RotateTransform(float) ,y, MetafileRecorderGraphics2D.RotateTransform(float, PointF, MatrixOrder) ,y, MetafileRecorderGraphics2D.ScaleTransform(float, float) ,y, MetafileRecorderGraphics2D.ScaleTransform(float, float, MatrixOrder) ,y, MetafileRecorderGraphics2D.GetTransform() ,y, MetafileRecorderGraphics2D.SetTransform(Matrix) ,y, MetafileRecorderGraphics2D.Clip ,y, MetafileRecorderGraphics2D.ClipBounds ,y, MetafileRecorderGraphics2D.BackgroundColor ,y, object.GetType() ,y, object.ToString() ,y, object.Equals(object?) ,y, object.Equals(object?, object?) ,y, object.ReferenceEquals(object?, object?) ,y, object.GetHashCode()
Constructors
Página de inicioGraphics2D(Rectangle, tamaño y tamaño)
Inicia una nueva instancia de la clase Aspose.Imaging.FileFormats.Emf.Graphics.EmfRecorderGraphics2D.
public EmfRecorderGraphics2D(Rectangle frame, Size deviceSize, Size deviceSizeMm)Parameters
frame Rectangle
El marco.
deviceSize Size
tamaño del dispositivo.
deviceSizeMm Size
El tamaño del dispositivo mm.
Examples
Este ejemplo muestra cómo crear una imagen EMF y dibujar algunas formas geométricas en ella utilizando EmfRecorderGraphics2D.
string dir = "c:\\temp\\";
// The image size in pixels
int deviceWidth = 600;
int deviceHeight = 400;
// The image size in millimiters
int deviceWidthMm = (int)(deviceWidth / 100f);
int deviceHeightMm = (int)(deviceHeight / 100f);
Aspose.Imaging.Rectangle frame = new Aspose.Imaging.Rectangle(0, 0, deviceWidth, deviceHeight);
// Create a EMF image.
Aspose.Imaging.FileFormats.Emf.Graphics.EmfRecorderGraphics2D graphics =
new Aspose.Imaging.FileFormats.Emf.Graphics.EmfRecorderGraphics2D(
frame,
new Aspose.Imaging.Size(deviceWidth, deviceHeight),
new Aspose.Imaging.Size(deviceWidthMm, deviceHeightMm));
// Draw a black rectangle along the image borders using a 1-pixel-wide black pen.
graphics.DrawRectangle(new Aspose.Imaging.Pen(Aspose.Imaging.Color.Black, 1), 0, 0, deviceWidth, deviceHeight);
// Fill a rectangle with the color of white-smoke.
graphics.FillRectangle(new Aspose.Imaging.Brushes.SolidBrush(Aspose.Imaging.Color.WhiteSmoke), new Aspose.Imaging.Rectangle(10, 10, 580, 380));
// Draw two diagonal lines using a 1-pixel-wide darkgreen pen.
graphics.DrawLine(new Aspose.Imaging.Pen(Aspose.Imaging.Color.DarkGreen, 1), 0, 0, deviceWidth, deviceHeight);
graphics.DrawLine(new Aspose.Imaging.Pen(Aspose.Imaging.Color.DarkGreen, 1), 0, deviceHeight, deviceWidth, 0);
// Draw an arc within the rectangle {0, 0, 200, 200} using a 2-pixel-wide blue pen.
graphics.DrawArc(new Aspose.Imaging.Pen(Aspose.Imaging.Color.Blue, 2), new Aspose.Imaging.Rectangle(0, 0, 200, 200), 90, 270);
// Fill an arc
graphics.FillPie(new Aspose.Imaging.Brushes.SolidBrush(Aspose.Imaging.Color.LightSkyBlue), new Aspose.Imaging.Rectangle(0, 0, 150, 150), 90, 270);
// Draw a cubic bezier using a 2-pixel-wide red pen.
graphics.DrawCubicBezier(new Aspose.Imaging.Pen(Aspose.Imaging.Color.Red, 2),
new Aspose.Imaging.Point(0, 0),
new Aspose.Imaging.Point(200, 133),
new Aspose.Imaging.Point(400, 166),
new Aspose.Imaging.Point(600, 400));
// Draw a raster image of the specified size at the specified location.
// The image is scaled to fit the desired rectangle.
using (Aspose.Imaging.RasterImage imageToDraw = (Aspose.Imaging.RasterImage)Aspose.Imaging.Image.Load(dir + "sample.bmp"))
{
graphics.DrawImage(imageToDraw,
new Aspose.Imaging.Rectangle(400, 200, 100, 50),
new Aspose.Imaging.Rectangle(0, 0, deviceWidth, deviceHeight),
Aspose.Imaging.GraphicsUnit.Pixel);
}
// Draw a text string
graphics.DrawString("Hello World!", new Aspose.Imaging.Font("Arial", 48, Aspose.Imaging.FontStyle.Regular), Aspose.Imaging.Color.DarkRed, 200, 300);
// Create a path to fill
Aspose.Imaging.Figure figureToFill = new Aspose.Imaging.Figure();
figureToFill.IsClosed = true;
Aspose.Imaging.GraphicsPath pathToFill = new Aspose.Imaging.GraphicsPath();
pathToFill.AddFigure(figureToFill);
figureToFill.AddShapes(new Shape[]
{
new Aspose.Imaging.Shapes.ArcShape(new Aspose.Imaging.Rectangle(400, 0, 200, 100), 45, 300),
new Aspose.Imaging.Shapes.BezierShape(
new Aspose.Imaging.PointF[]
{
new Aspose.Imaging.PointF(300, 200),
new Aspose.Imaging.PointF(400, 200),
new Aspose.Imaging.PointF(500, 100),
new Aspose.Imaging.PointF(600, 200),
}),
new Aspose.Imaging.Shapes.PolygonShape(
new Aspose.Imaging.PointF[]
{
new Aspose.Imaging.PointF(300, 100),
}),
new Aspose.Imaging.Shapes.RectangleShape(new Aspose.Imaging.RectangleF(0, 100, 200, 200)),
});
// Fill the path using a yellow brush and a green pen to draw outline
graphics.FillPath(new Aspose.Imaging.Pen(Aspose.Imaging.Color.Green, 2), new Aspose.Imaging.Brushes.SolidBrush(Aspose.Imaging.Color.Yellow), pathToFill);
// Create a path to draw
Aspose.Imaging.GraphicsPath pathToDraw = new Aspose.Imaging.GraphicsPath();
Aspose.Imaging.Figure figureToDraw = new Aspose.Imaging.Figure();
pathToDraw.AddFigure(figureToDraw);
figureToDraw.AddShapes(new Aspose.Imaging.Shape[]
{
new Aspose.Imaging.Shapes.ArcShape(new Aspose.Imaging.RectangleF(200, 200, 200, 200), 0, 360),
});
// Draw the path using a 5-pixel-wide orange pen.
graphics.DrawPath(new Aspose.Imaging.Pen(Aspose.Imaging.Color.Orange, 5), pathToDraw);
// In order to rasterize SVG we need to specify rasterization options.
Aspose.Imaging.ImageOptions.SvgRasterizationOptions rasterizationOptions = new Aspose.Imaging.ImageOptions.SvgRasterizationOptions();
Aspose.Imaging.ImageOptions.PngOptions saveOptions = new Aspose.Imaging.ImageOptions.PngOptions();
saveOptions.VectorRasterizationOptions = rasterizationOptions;
// Get the final WMF image which includes all drawing commands
using (Aspose.Imaging.FileFormats.Emf.EmfImage emfImage = graphics.EndRecording())
{
emfImage.Save(dir + "test.output.emf");
}Properties
BackgroundMode
Obtenga o establece el modo de fondo.
public EmfBackgroundMode BackgroundMode { get; set; }Valor de la propiedad
Methods
EndRecording()
Fin de la grabación.
public EmfImage EndRecording()Returns
La imagen del resultado.
Examples
Este ejemplo muestra cómo crear una imagen EMF y dibujar algunas formas geométricas en ella utilizando EmfRecorderGraphics2D.
string dir = "c:\\temp\\";
// The image size in pixels
int deviceWidth = 600;
int deviceHeight = 400;
// The image size in millimiters
int deviceWidthMm = (int)(deviceWidth / 100f);
int deviceHeightMm = (int)(deviceHeight / 100f);
Aspose.Imaging.Rectangle frame = new Aspose.Imaging.Rectangle(0, 0, deviceWidth, deviceHeight);
// Create a EMF image.
Aspose.Imaging.FileFormats.Emf.Graphics.EmfRecorderGraphics2D graphics =
new Aspose.Imaging.FileFormats.Emf.Graphics.EmfRecorderGraphics2D(
frame,
new Aspose.Imaging.Size(deviceWidth, deviceHeight),
new Aspose.Imaging.Size(deviceWidthMm, deviceHeightMm));
// Draw a black rectangle along the image borders using a 1-pixel-wide black pen.
graphics.DrawRectangle(new Aspose.Imaging.Pen(Aspose.Imaging.Color.Black, 1), 0, 0, deviceWidth, deviceHeight);
// Fill a rectangle with the color of white-smoke.
graphics.FillRectangle(new Aspose.Imaging.Brushes.SolidBrush(Aspose.Imaging.Color.WhiteSmoke), new Aspose.Imaging.Rectangle(10, 10, 580, 380));
// Draw two diagonal lines using a 1-pixel-wide darkgreen pen.
graphics.DrawLine(new Aspose.Imaging.Pen(Aspose.Imaging.Color.DarkGreen, 1), 0, 0, deviceWidth, deviceHeight);
graphics.DrawLine(new Aspose.Imaging.Pen(Aspose.Imaging.Color.DarkGreen, 1), 0, deviceHeight, deviceWidth, 0);
// Draw an arc within the rectangle {0, 0, 200, 200} using a 2-pixel-wide blue pen.
graphics.DrawArc(new Aspose.Imaging.Pen(Aspose.Imaging.Color.Blue, 2), new Aspose.Imaging.Rectangle(0, 0, 200, 200), 90, 270);
// Fill an arc
graphics.FillPie(new Aspose.Imaging.Brushes.SolidBrush(Aspose.Imaging.Color.LightSkyBlue), new Aspose.Imaging.Rectangle(0, 0, 150, 150), 90, 270);
// Draw a cubic bezier using a 2-pixel-wide red pen.
graphics.DrawCubicBezier(new Aspose.Imaging.Pen(Aspose.Imaging.Color.Red, 2),
new Aspose.Imaging.Point(0, 0),
new Aspose.Imaging.Point(200, 133),
new Aspose.Imaging.Point(400, 166),
new Aspose.Imaging.Point(600, 400));
// Draw a raster image of the specified size at the specified location.
// The image is scaled to fit the desired rectangle.
using (Aspose.Imaging.RasterImage imageToDraw = (Aspose.Imaging.RasterImage)Aspose.Imaging.Image.Load(dir + "sample.bmp"))
{
graphics.DrawImage(imageToDraw,
new Aspose.Imaging.Rectangle(400, 200, 100, 50),
new Aspose.Imaging.Rectangle(0, 0, deviceWidth, deviceHeight),
Aspose.Imaging.GraphicsUnit.Pixel);
}
// Draw a text string
graphics.DrawString("Hello World!", new Aspose.Imaging.Font("Arial", 48, Aspose.Imaging.FontStyle.Regular), Aspose.Imaging.Color.DarkRed, 200, 300);
// Create a path to fill
Aspose.Imaging.Figure figureToFill = new Aspose.Imaging.Figure();
figureToFill.IsClosed = true;
Aspose.Imaging.GraphicsPath pathToFill = new Aspose.Imaging.GraphicsPath();
pathToFill.AddFigure(figureToFill);
figureToFill.AddShapes(new Shape[]
{
new Aspose.Imaging.Shapes.ArcShape(new Aspose.Imaging.Rectangle(400, 0, 200, 100), 45, 300),
new Aspose.Imaging.Shapes.BezierShape(
new Aspose.Imaging.PointF[]
{
new Aspose.Imaging.PointF(300, 200),
new Aspose.Imaging.PointF(400, 200),
new Aspose.Imaging.PointF(500, 100),
new Aspose.Imaging.PointF(600, 200),
}),
new Aspose.Imaging.Shapes.PolygonShape(
new Aspose.Imaging.PointF[]
{
new Aspose.Imaging.PointF(300, 100),
}),
new Aspose.Imaging.Shapes.RectangleShape(new Aspose.Imaging.RectangleF(0, 100, 200, 200)),
});
// Fill the path using a yellow brush and a green pen to draw outline
graphics.FillPath(new Aspose.Imaging.Pen(Aspose.Imaging.Color.Green, 2), new Aspose.Imaging.Brushes.SolidBrush(Aspose.Imaging.Color.Yellow), pathToFill);
// Create a path to draw
Aspose.Imaging.GraphicsPath pathToDraw = new Aspose.Imaging.GraphicsPath();
Aspose.Imaging.Figure figureToDraw = new Aspose.Imaging.Figure();
pathToDraw.AddFigure(figureToDraw);
figureToDraw.AddShapes(new Aspose.Imaging.Shape[]
{
new Aspose.Imaging.Shapes.ArcShape(new Aspose.Imaging.RectangleF(200, 200, 200, 200), 0, 360),
});
// Draw the path using a 5-pixel-wide orange pen.
graphics.DrawPath(new Aspose.Imaging.Pen(Aspose.Imaging.Color.Orange, 5), pathToDraw);
// In order to rasterize SVG we need to specify rasterization options.
Aspose.Imaging.ImageOptions.SvgRasterizationOptions rasterizationOptions = new Aspose.Imaging.ImageOptions.SvgRasterizationOptions();
Aspose.Imaging.ImageOptions.PngOptions saveOptions = new Aspose.Imaging.ImageOptions.PngOptions();
saveOptions.VectorRasterizationOptions = rasterizationOptions;
// Get the final WMF image which includes all drawing commands
using (Aspose.Imaging.FileFormats.Emf.EmfImage emfImage = graphics.EndRecording())
{
emfImage.Save(dir + "test.output.emf");
}FromEmfImage(EmfImage)
Obtenga un ejemplo de Aspose.Imaging.FileFormats.Emf.Graphics.EmfRecorderGraphics2D que contiene todos los registros de la imagen de Emf.
public static EmfRecorderGraphics2D FromEmfImage(EmfImage emfImage)Parameters
emfImage EmfImage
La imagen de Emf para leer los registros de.
Returns
Un ejemplo de Aspose.Imaging.FileFormats.Emf.Graphics.EmfRecorderGraphics2D
Examples
Este ejemplo muestra cómo cargar una imagen EMF de un archivo y dibujar una cinta de texto sobre ella.
string dir = "c:\\temp\\";
using (Aspose.Imaging.FileFormats.Emf.EmfImage emfImage = (Aspose.Imaging.FileFormats.Emf.EmfImage)Aspose.Imaging.Image.Load(dir + "test.emf"))
{
Aspose.Imaging.FileFormats.Emf.Graphics.EmfRecorderGraphics2D graphics =
Aspose.Imaging.FileFormats.Emf.Graphics.EmfRecorderGraphics2D.FromEmfImage(emfImage);
// First, get the image size
int width = emfImage.Width;
int height = emfImage.Height;
// Second, calculate a transformation to put a text string along the main diagonal of the image -
// from the upper-left to the bootom-right corner.
float emFontSize = 96f;
float d = (float)System.Math.Sqrt(width * width + height * height);
float scaleFactor = d / (emFontSize * 5f);
float tan = ((float)height) / width;
double radians = System.Math.Atan(tan);
double degrees = (180 * radians) / System.Math.PI;
Aspose.Imaging.Matrix transform = new Aspose.Imaging.Matrix();
transform.Rotate((float)degrees);
transform.Scale(scaleFactor, scaleFactor);
// Then, set the transform.
graphics.SetTransform(transform);
// Finally, put a watermark (text string of pink color) along the main diagonal.
graphics.DrawString("WATERMARK", new Aspose.Imaging.Font("Courier New", emFontSize), Aspose.Imaging.Color.LightPink, 0, 0/*, (float)degrees*/);
// Save the image with watermark to another EMF file.
using (Aspose.Imaging.FileFormats.Emf.EmfImage scaledEmfImage = graphics.EndRecording())
{
scaledEmfImage.Save(dir + "test.scaled.emf");
}
}