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C# Cairo.Scale方法代码示例

本文整理汇总了C#中Cairo.Scale方法的典型用法代码示例。如果您正苦于以下问题：C# Cairo.Scale方法的具体用法？C# Cairo.Scale怎么用？C# Cairo.Scale使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Cairo的用法示例。


在下文中一共展示了Cairo.Scale方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: draw

	static void draw (Cairo.Context gr, int width, int height)
	{
		int w, h;
		ImageSurface image;
		
		gr.Scale (width, height);
		gr.LineWidth = 0.04;
		
		gr.Arc (0.5, 0.5, 0.3, 0, 2*M_PI);
		gr.Clip ();
		gr.NewPath ();
		
		image = new ImageSurface("data/e.png");
		w = image.Width;
		h = image.Height;
		
		gr.Scale (1.0/w, 1.0/h);
		
		image.Show (gr, 0, 0);
		
		image.Destroy();
		
		gr.Arc (0.5, 0.5, 0.3, 0, 2 * M_PI);
		gr.Clip ();
		
		gr.NewPath ();
		gr.Rectangle (new PointD (0, 0), 1, 1);
		gr.Fill ();
		gr.Color = new Color (0, 1, 0, 1);
		gr.MoveTo ( new PointD (0, 0) );
		gr.LineTo ( new PointD (1, 1) );
		gr.MoveTo ( new PointD (1, 0) );
		gr.LineTo ( new PointD (0, 1) );
		gr.Stroke ();
	}
开发者ID:nlhepler，项目名称:mono，代码行数:35，代码来源:clip_img.cs

示例2: draw

	static void draw (Cairo.Context gr, int width, int height)
	{
		gr.Scale (width, height);
		gr.LineWidth = 0.04;
		
		gr.MoveTo ( new PointD (0.5, 0.1) );
		gr.LineTo ( new PointD (0.9, 0.9) );
		gr.RelLineTo ( new Distance (-0.4, 0.0) );
		gr.CurveTo ( new PointD (0.2, 0.9),
			     new PointD ( 0.2, 0.5),
			     new PointD (0.5, 0.5)
			     );
		gr.ClosePath ();
		
		gr.MoveTo ( new PointD (0.25, 0.1) );
		gr.RelLineTo ( new Distance (0.2, 0.2) );
		gr.RelLineTo ( new Distance ( -0.2, 0.2) );
		gr.RelLineTo ( new Distance (-0.2, -0.2) );
		gr.ClosePath ();	       
		
		gr.Color = new Color (0, 0, 1, 1);
		gr.FillPreserve ();
		gr.Color = new Color ( 0, 0, 0, 1);
		gr.Stroke ();
	}
开发者ID:REALTOBIZ，项目名称:mono，代码行数:25，代码来源:fillstroke.cs

示例3: Paint

        public override void Paint(Cairo.Context gr, Rectangle rect, string subPart = "")
        {
            float widthRatio = 1f;
            float heightRatio = 1f;

            if (Scaled) {
                widthRatio = (float)rect.Width / Dimensions.Width;
                heightRatio = (float)rect.Height / Dimensions.Height;
            }
            if (KeepProportions) {
                if (widthRatio < heightRatio)
                    heightRatio = widthRatio;
                else
                    widthRatio = heightRatio;
            }

            gr.Save ();

            gr.Translate (rect.Left,rect.Top);
            gr.Scale (widthRatio, heightRatio);
            gr.Translate (((float)rect.Width/widthRatio - Dimensions.Width)/2f, ((float)rect.Height/heightRatio - Dimensions.Height)/2f);

            if (string.IsNullOrEmpty (subPart))
                hSVG.RenderCairo (gr);
            else
                hSVG.RenderCairoSub (gr, "#" + subPart);

            gr.Restore ();
        }
开发者ID:jpbruyere，项目名称:Crow，代码行数:29，代码来源:SvgPicture.cs

示例4: draw

	static void draw (Cairo.Context gr, int width, int height)
	{
		double x=0.1,  y=0.5;
		double x1=0.4, y1=0.9, x2=0.6, y2=0.1, x3=0.9, y3=0.5;
		
				
		gr.Scale (width, height);
		gr.LineWidth = 0.04;		
		
		gr.MoveTo ( new PointD (x, y) );
		
		gr.CurveTo ( new PointD (x1, y1),
			     new PointD (x2, y2), 
			     new PointD (x3, y3)
			     );
		
		gr.Stroke ();
		
		gr.Color = new Color (1, 0.2, 0.2, 0.6);
		gr.LineWidth = 0.03;
		gr.MoveTo ( new PointD (x, y) );
		gr.LineTo ( new PointD (x1, y1) );
		gr.MoveTo ( new PointD (x2, y2) );
		gr.LineTo ( new PointD (x3, y3) );
		gr.Stroke ();						
	}
开发者ID:nlhepler，项目名称:mono，代码行数:26，代码来源:curve_to.cs

示例5: draw

	static void draw (Cairo.Context gr, int width, int height)
	{
		double xc = 0.5;
		double yc = 0.5;
		double radius = 0.4;
		double angle1 = 45.0  * (M_PI/180.0);  /* angles are specified */
		double angle2 = 180.0 * (M_PI/180.0);  /* in radians           */
		
		gr.Scale (width, height);
		gr.LineWidth = 0.04;

		
		gr.Arc (xc, yc, radius, angle1, angle2);
		gr.Stroke ();
		
		/* draw helping lines */
		gr.Color = new Color(1, 0.2, 0.2, 0.6);
		gr.Arc (xc, yc, 0.05, 0, 2*M_PI);
		gr.Fill ();
		gr.LineWidth = 0.03;
		gr.Arc (xc, yc, radius, angle1, angle1);
		gr.LineTo (new PointD(xc, yc));
		gr.Arc (xc, yc, radius, angle2, angle2);
		gr.LineTo (new PointD(xc, yc));
		gr.Stroke ();
		
	}
开发者ID:nlhepler，项目名称:mono，代码行数:27，代码来源:arc.cs

示例6: Paint

        public override void Paint(Cairo.Context gr, Rectangle rect, string subPart = "")
        {
            float widthRatio = 1f;
            float heightRatio = 1f;

            if (Scaled){
                widthRatio = (float)rect.Width / Dimensions.Width;
                heightRatio = (float)rect.Height / Dimensions.Height;
            }

            if (KeepProportions) {
                if (widthRatio < heightRatio)
                    heightRatio = widthRatio;
                else
                    widthRatio = heightRatio;
            }

            gr.Save ();

            gr.Translate (rect.Left,rect.Top);
            gr.Scale (widthRatio, heightRatio);
            gr.Translate ((rect.Width/widthRatio - Dimensions.Width)/2, (rect.Height/heightRatio - Dimensions.Height)/2);

            using (ImageSurface imgSurf = new ImageSurface (image, Format.Argb32,
                Dimensions.Width, Dimensions.Height, 4 * Dimensions.Width)) {
                gr.SetSourceSurface (imgSurf, 0,0);
                gr.Paint ();
            }
            gr.Restore ();
        }
开发者ID:jpbruyere，项目名称:Crow，代码行数:30，代码来源:BmpPicture.cs

示例7: draw

	static void draw (Cairo.Context gr, int width, int height)
	{
		gr.Scale (width, height);
		gr.LineWidth = 0.04;
		LinearGradient pat;		
		
		pat = new LinearGradient (0.0, 0.0,  0.0, 1.0);
		pat.AddColorStop (1, new Color (0, 0, 0, 1) );
		pat.AddColorStop (0, new Color (1, 1, 1, 1) );
		gr.Rectangle ( new PointD (0, 0),
			       1, 1
			       );
		
		gr.Pattern =  pat;
		gr.Fill ();
		pat.Destroy ();

		RadialGradient pat2 = new RadialGradient (0.45, 0.4, 0.1,
				     0.4,  0.4, 0.5);
		
		pat2.AddColorStop (0, new Color (1, 1, 1, 1) );
		pat2.AddColorStop (1, new Color (0, 0, 0, 1) );
		gr.Pattern =  pat2;
		gr.Arc (0.5, 0.5, 0.3, 0, 2 * M_PI);
		gr.Fill ();
		pat2.Destroy ();
	}
开发者ID:REALTOBIZ，项目名称:mono，代码行数:27，代码来源:gradient.cs

示例8: oval_path

	static void oval_path (Cairo.Context gr, double xc, double yc, double xr, double yr)
	{
		gr.Translate (xc, yc);
		gr.Scale (1.0, yr / xr);
		gr.MoveTo (new PointD (xr, 0.0) );
		gr.Arc (0, 0, xr, 0, 2 * M_PI);
		gr.ClosePath ();
	}
开发者ID:REALTOBIZ，项目名称:mono，代码行数:8，代码来源:circles.cs

示例9: draw

	static void draw (Cairo.Context gr, int width, int height)
	{
		int w, h;
		ImageSurface image;
		
		gr.Scale (width, height);
		gr.LineWidth = 0.04;
				
		image = new ImageSurface ("data/e.png");
		w = image.Width;
		h = image.Height;
		
		gr.Translate (0.5, 0.5);
		gr.Rotate (45* M_PI/180);
		gr.Scale  (1.0/w, 1.0/h);
		gr.Translate (-0.5*w, -0.5*h);
		
		image.Show (gr, 0, 0);
		image.Destroy ();
	}
开发者ID:REALTOBIZ，项目名称:mono，代码行数:20，代码来源:image.cs

示例10: OnExposed

 protected override bool OnExposed(Cairo.Context cr, Cairo.Rectangle area)
 {
     if(Pixbuf == null)
         return false;
     int w = Pixbuf.Width;
     int h = Pixbuf.Height;
     cr.Scale(Allocation.Width / w, Allocation.Height / h);
     Gdk.CairoHelper.SetSourcePixbuf(cr, Pixbuf, 0.0, 0.0);
     cr.Paint();
     return true;
 }
开发者ID:sciaopin，项目名称:bang-sharp，代码行数:11，代码来源:Picture.cs

示例11: draw

	static void draw (Cairo.Context gr, int width, int height)
	{
		int w, h;
		ImageSurface image;
		Matrix matrix;
		SurfacePattern pattern;
		
		gr.Scale (width, height);
		gr.LineWidth = 0.04;

		image = new ImageSurface ("data/e.png");
		w = image.Width;
		h = image.Height;
		
		pattern = new SurfacePattern (image);
		pattern.Extend = Cairo.Extend.Repeat;
		
		gr.Translate (0.5, 0.5);
		gr.Rotate (M_PI / 4);
		gr.Scale (1 / Math.Sqrt (2), 1 / Math.Sqrt (2));
		gr.Translate (- 0.5, - 0.5);
		
		matrix = new Matrix ();
		matrix.InitScale (w * 5.0, h * 5.0);
		
		pattern.Matrix = matrix;
		
		gr.Pattern = pattern;
		
		gr.Rectangle ( new PointD (0, 0),
			       1.0, 1.0);
		gr.Fill ();
		
		pattern.Destroy ();
		image.Destroy();
	}
开发者ID:nlhepler，项目名称:mono，代码行数:36，代码来源:image_pattern.cs

示例12: draw

	static void draw (Cairo.Context gr, int width, int height)
	{
		gr.Scale (width, height);
		gr.LineWidth = 0.04;

		gr.Arc (0.5, 0.5, 0.3, 0, 2 * M_PI);
		gr.Clip ();

		gr.NewPath ();
		gr.Rectangle (new PointD (0, 0), 1, 1);
		gr.Fill ();
		gr.Color = new Color (0, 1, 0, 1);
		gr.MoveTo ( new PointD (0, 0) );
	        gr.LineTo ( new PointD (1, 1) );
		gr.MoveTo ( new PointD (1, 0) );
		gr.LineTo ( new PointD (0, 1) );
		gr.Stroke ();
	}
开发者ID:nlhepler，项目名称:mono，代码行数:18，代码来源:clip.cs

示例13: draw

	static void draw (Cairo.Context gr, int width, int height)
	{		
		gr.Scale (width, height);
		gr.LineWidth = 0.04;
		
		gr.SelectFontFace ("Sans", FontSlant.Normal, FontWeight.Bold);
		gr.SetFontSize (0.35);
		
		gr.MoveTo ( new PointD(0.04, 0.53) );
		gr.ShowText ("Hello");
		
		gr.MoveTo ( new PointD(0.27, 0.65) );
		gr.TextPath ("void");
		gr.ColorRgb = new Color (0.5, 0.5, 1, 0);
		gr.FillPreserve ();
		gr.ColorRgb = new Color (0, 0, 0, 0);
		gr.LineWidth =  0.01;
		gr.Stroke ();
		
		gr.Color = new Color (1,0.2,0.2, 0.6);
		gr.Arc (0.04, 0.53, 0.02, 0, 2*M_PI);
		gr.Arc (0.27, 0.65, 0.02, 0, 2*M_PI);
		gr.Fill ();				
	}
开发者ID:REALTOBIZ，项目名称:mono，代码行数:24，代码来源:text.cs

示例14: Show

		public bool Show (Cairo.Context context)
		{
			UpdateScale ();
			if (surface == null || surface.Width != TargetWidth || surface.Height != TargetHeight)
				return false;

			runningSignal.Wait ();
			context.Scale (1 / Scale, 1 / Scale);
			surface.Surface.Show (context, owner.Allocation.X * Scale, owner.Allocation.Y * Scale);
			context.Scale (Scale, Scale);
			return true;
		}
开发者ID:jmloeffler，项目名称:monodevelop，代码行数:12，代码来源:ThreadedRenderer.cs

示例15: DrawPixbuf

		void DrawPixbuf (Cairo.Context ctx, Gdk.Pixbuf img, double x, double y, ImageDescription idesc)
		{
			ctx.Save ();
			ctx.Translate (x, y);
			ctx.Scale (idesc.Size.Width / (double)img.Width, idesc.Size.Height / (double)img.Height);
			Gdk.CairoHelper.SetSourcePixbuf (ctx, img, 0, 0);

			#pragma warning disable 618
			using (var pattern = ctx.Source as Cairo.SurfacePattern) {
				if (pattern != null) {
					if (idesc.Size.Width > img.Width || idesc.Size.Height > img.Height) {
						// Fixes blur issue when rendering on an image surface
						pattern.Filter = Cairo.Filter.Fast;
					} else
						pattern.Filter = Cairo.Filter.Good;
				}
			}
			#pragma warning restore 618

			if (idesc.Alpha >= 1)
				ctx.Paint ();
			else
				ctx.PaintWithAlpha (idesc.Alpha);
			ctx.Restore ();
		}
开发者ID:StEvUgnIn，项目名称:xwt，代码行数:25，代码来源:ImageHandler.cs


注：本文中的Cairo.Scale方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。