WmfRecorderGraphics2D

Inheritance: java.lang.Object, com.aspose.imaging.fileformats.emf.graphics.MetafileRecorderGraphics2D

public final class WmfRecorderGraphics2D extends MetafileRecorderGraphics2D

Wmf 记录器。

构造函数

构造函数	描述
WmfRecorderGraphics2D(Rectangle frame, int inch)	初始化 WmfRecorderGraphics2D 类的新实例。

方法

方法	描述
getBackgroundMode()	获取或设置背景模式。
setBackgroundMode(int value)	获取或设置背景模式。
endRecording()	结束录制。
fromWmfImage(WmfImage wmfImage)	获取现有 Wmf 图像的 Wmf 记录器实例。

Example: This example shows how to create a WMF image and draw some geometric shapes using WmfRecorderGraphics2D.

String dir = "c:\\temp\\";

int imageWidth = 600;
int imageHeight = 400;

// 这是默认的屏幕分辨率。
int dpi = 96;

com.aspose.imaging.Rectangle frame = new com.aspose.imaging.Rectangle(0, 0, imageWidth, imageHeight);

// 创建 WMF 图像。
com.aspose.imaging.fileformats.wmf.graphics.WmfRecorderGraphics2D graphics =
        new com.aspose.imaging.fileformats.wmf.graphics.WmfRecorderGraphics2D(frame, dpi);

// 使用 1 像素宽的黑色笔在图像边框上绘制一个黑色矩形。
graphics.drawRectangle(new com.aspose.imaging.Pen(com.aspose.imaging.Color.getBlack(), 1), 0, 0, imageWidth, imageHeight);

// 使用白烟色填充矩形。
graphics.fillRectangle(
        new com.aspose.imaging.brushes.SolidBrush(com.aspose.imaging.Color.getWhiteSmoke()),
        new com.aspose.imaging.Rectangle(10, 10, 580, 380));

// 使用 1 像素宽的深绿色笔绘制两条对角线。
graphics.drawLine(new com.aspose.imaging.Pen(com.aspose.imaging.Color.getDarkGreen(), 1), 0, 0, imageWidth, imageHeight);
graphics.drawLine(new com.aspose.imaging.Pen(com.aspose.imaging.Color.getDarkGreen(), 1), 0, imageHeight, imageWidth, 0);

// 使用 2 像素宽的蓝色笔在矩形 {0, 0, 200, 200} 内绘制弧线。
graphics.drawArc(new com.aspose.imaging.Pen(com.aspose.imaging.Color.getBlue(), 2), new com.aspose.imaging.Rectangle(0, 0, 200, 200), 90, 270);

// 填充弧线
graphics.fillPie(
        new com.aspose.imaging.brushes.SolidBrush(com.aspose.imaging.Color.getLightSkyBlue()),
        new com.aspose.imaging.Rectangle(0, 0, 150, 150), 90, 270);

// 使用 2 像素宽的红色笔绘制三次贝塞尔曲线。
graphics.drawCubicBezier(new com.aspose.imaging.Pen(com.aspose.imaging.Color.getRed(), 2),
        new com.aspose.imaging.Point(0, 0),
        new com.aspose.imaging.Point(200, 133),
        new com.aspose.imaging.Point(400, 166),
        new com.aspose.imaging.Point(600, 400));

// 在指定位置绘制指定尺寸的光栅图像。
// 图像已缩放以适应所需的矩形。
com.aspose.imaging.RasterImage imageToDraw = (com.aspose.imaging.RasterImage) com.aspose.imaging.Image.load(dir + "sample.bmp");
{
    graphics.drawImage(imageToDraw,
            new com.aspose.imaging.Rectangle(400, 200, 100, 50),
            new com.aspose.imaging.Rectangle(0, 0, imageWidth, imageHeight),
            com.aspose.imaging.GraphicsUnit.Pixel);
}

// 绘制文本字符串
graphics.drawString("Hello World!", new com.aspose.imaging.Font("Arial", 48, com.aspose.imaging.FontStyle.Regular), com.aspose.imaging.Color.getDarkRed(), 200, 300);

// 创建用于填充的路径
com.aspose.imaging.Figure figureToFill = new com.aspose.imaging.Figure();
figureToFill.setClosed(true);

com.aspose.imaging.GraphicsPath pathToFill = new com.aspose.imaging.GraphicsPath();
pathToFill.addFigure(figureToFill);

figureToFill.addShapes(new com.aspose.imaging.Shape[]
        {
                new com.aspose.imaging.shapes.ArcShape(new com.aspose.imaging.RectangleF(400, 0, 200, 100), 45, 300),
                new com.aspose.imaging.shapes.BezierShape(
                        new com.aspose.imaging.PointF[]
                                {
                                        new com.aspose.imaging.PointF(300, 200),
                                        new com.aspose.imaging.PointF(400, 200),
                                        new com.aspose.imaging.PointF(500, 100),
                                        new com.aspose.imaging.PointF(600, 200),
                                }),
                new com.aspose.imaging.shapes.PolygonShape(
                        new com.aspose.imaging.PointF[]
                                {
                                        new com.aspose.imaging.PointF(300, 100),
                                }),
                new com.aspose.imaging.shapes.RectangleShape(new com.aspose.imaging.RectangleF(0, 100, 200, 200)),
        });

// 使用黄色画刷填充路径，并使用绿色笔绘制轮廓
graphics.fillPath(
        new com.aspose.imaging.Pen(com.aspose.imaging.Color.getGreen(), 2),
        new com.aspose.imaging.brushes.SolidBrush(com.aspose.imaging.Color.getYellow()), pathToFill);

// 创建用于绘制的路径
com.aspose.imaging.GraphicsPath pathToDraw = new com.aspose.imaging.GraphicsPath();
com.aspose.imaging.Figure figureToDraw = new com.aspose.imaging.Figure();
pathToDraw.addFigure(figureToDraw);

figureToDraw.addShapes(new com.aspose.imaging.Shape[]
        {
                new com.aspose.imaging.shapes.ArcShape(new com.aspose.imaging.RectangleF(200, 200, 200, 200), 0, 360),
        });

// 使用 5 像素宽的橙色笔绘制路径。
graphics.drawPath(new com.aspose.imaging.Pen(com.aspose.imaging.Color.getOrange(), 5), pathToDraw);

// 为了栅格化 SVG，我们需要指定栅格化选项。
com.aspose.imaging.imageoptions.SvgRasterizationOptions rasterizationOptions = new com.aspose.imaging.imageoptions.SvgRasterizationOptions();
com.aspose.imaging.imageoptions.PngOptions saveOptions = new com.aspose.imaging.imageoptions.PngOptions();
saveOptions.setVectorRasterizationOptions(rasterizationOptions);

// 获取包含所有绘图命令的最终 WMF 图像
com.aspose.imaging.fileformats.wmf.WmfImage wmfImage = graphics.endRecording();
try {
    wmfImage.save(dir + "test.output.wmf");
} finally {
    wmfImage.dispose();
}

WmfRecorderGraphics2D(Rectangle frame, int inch)

public WmfRecorderGraphics2D(Rectangle frame, int inch)

初始化 WmfRecorderGraphics2D 类的新实例。

Parameters:

参数	类型	描述
frame	Rectangle	用于显示元文件的目标矩形，单位为 twip。
inch	int	每英寸像素数。

getBackgroundMode()

public int getBackgroundMode()

获取或设置背景模式。

值：背景模式。

Returns: int

setBackgroundMode(int value)

public void setBackgroundMode(int value)

获取或设置背景模式。

值：背景模式。

Parameters:

参数	类型	描述
value	int

endRecording()

public WmfImage endRecording()

结束录制。

Returns: WmfImage - The result image.

fromWmfImage(WmfImage wmfImage)

public static WmfRecorderGraphics2D fromWmfImage(WmfImage wmfImage)

获取现有 Wmf 图像的 Wmf 记录器实例。

Parameters:

参数	类型	描述
wmfImage	WmfImage	用于获取记录器的 Wmf 图像。

Returns: WmfRecorderGraphics2D - An instance of the WmfRecorderGraphics2D class.