本文整理汇总了C#中Cairo类的典型用法代码示例。如果您正苦于以下问题：C# Cairo类的具体用法？C# Cairo怎么用？C# Cairo使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
Cairo类属于命名空间，在下文中一共展示了Cairo类的20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，您的评价将有助于我们的系统推荐出更棒的C#代码示例。
示例1: OnMouseMove
protected override void OnMouseMove(object o, Gtk.MotionNotifyEventArgs args, Cairo.PointD point)
{
if (!is_drawing)
return;
double x = Utility.Clamp (point.X, 0, PintaCore.Workspace.ImageSize.X - 1);
double y = Utility.Clamp (point.Y, 0, PintaCore.Workspace.ImageSize.Y - 1);
PintaCore.Layers.ShowSelection = true;
ImageSurface surf = PintaCore.Layers.ToolLayer.Surface;
using (Context g = new Context (surf)) {
g.Antialias = Antialias.Subpixel;
if (path != null) {
g.AppendPath (path);
(path as IDisposable).Dispose ();
}
g.LineTo (x, y);
path = g.CopyPath ();
g.FillRule = FillRule.EvenOdd;
g.ClosePath ();
Path old = PintaCore.Layers.SelectionPath;
PintaCore.Layers.SelectionPath = g.CopyPath ();
(old as IDisposable).Dispose ();
}
PintaCore.Workspace.Invalidate ();
}
开发者ID:xxgreg，项目名称:Pinta，代码行数:35，代码来源:LassoSelectTool.cs
示例2: AlphaBlend
public static Cairo.Color AlphaBlend (Cairo.Color ca, Cairo.Color cb, double alpha)
{
return new Cairo.Color (
(1.0 - alpha) * ca.R + alpha * cb.R,
(1.0 - alpha) * ca.G + alpha * cb.G,
(1.0 - alpha) * ca.B + alpha * cb.B);
}
开发者ID:rubenv，项目名称:tripod，代码行数:7，代码来源:CairoExtensions.cs
示例3: PointsToRectangle
public static Cairo.Rectangle PointsToRectangle (Cairo.PointD p1, Cairo.PointD p2, bool constrain)
{
// We want to create a rectangle that always has positive width/height
double x, y, w, h;
if (p1.Y <= p2.Y) {
y = p1.Y;
h = p2.Y - y + 1;
} else {
y = p2.Y;
h = p1.Y - y + 1;
}
if (p1.X <= p2.X) {
x = p1.X;
if (constrain)
w = h;
else
w = p2.X - x + 1;
} else {
x = p2.X;
if (constrain) {
w = h;
x = p1.X - w;
} else
w = p1.X - x + 1;
}
return new Cairo.Rectangle (x, y, w, h);
}
开发者ID:msiyer，项目名称:Pinta，代码行数:32，代码来源:Utility.cs
示例4: ColorAdjustBrightness
public static Cairo.Color ColorAdjustBrightness(Cairo.Color @base, double br)
{
double h, s, b;
HsbFromColor(@base, out h, out s, out b);
b = Math.Max(Math.Min(br, 1), 0);
return ColorFromHsb(h, s, b);
}
开发者ID:chergert，项目名称:custom-gtk-widgets，代码行数:7，代码来源:CarioExtensions.cs
示例5: DrawColumnHeaderFocus
public override void DrawColumnHeaderFocus(Cairo.Context cr, Gdk.Rectangle alloc)
{
double top_offset = 2.0;
double right_offset = 2.0;
double margin = 0.5;
double line_width = 0.7;
Cairo.Color stroke_color = CairoExtensions.ColorShade (
CairoExtensions.GdkRGBAToCairoColor (
Widget.StyleContext.GetBackgroundColor (StateFlags.Selected)), 0.8);
stroke_color.A = 0.1;
cr.Color = stroke_color;
CairoExtensions.RoundedRectangle (cr,
alloc.X + margin + line_width + right_offset,
alloc.Y + margin + line_width + top_offset,
alloc.Width - (margin + line_width)*2.0 - right_offset,
alloc.Height - (margin + line_width)*2.0 - top_offset,
Context.Radius/2.0, CairoCorners.None);
cr.Fill ();
stroke_color.A = 1.0;
cr.LineWidth = line_width;
cr.Color = stroke_color;
CairoExtensions.RoundedRectangle (cr,
alloc.X + margin + line_width + right_offset,
alloc.Y + margin + line_width + top_offset,
alloc.Width - (line_width + margin)*2.0 - right_offset,
alloc.Height - (line_width + margin)*2.0 - right_offset,
Context.Radius/2.0, CairoCorners.All);
cr.Stroke ();
}
开发者ID:knocte，项目名称:hyena，代码行数:35，代码来源:GtkTheme.cs
示例6: UnderlineMarker
public UnderlineMarker (Cairo.Color color, int start, int end)
{
this.Color = color;
this.StartCol = start;
this.EndCol = end;
this.Wave = false;
}
开发者ID:Kalnor，项目名称:monodevelop，代码行数:7，代码来源:UnderlineMarker.cs
示例7: DrawContents
protected override void DrawContents(Gdk.Drawable d, Cairo.Context g, int width, int height, bool screenChanged)
{
g.SelectFontFace(Text.MONOSPACE_FONT, FontSlant.Normal, FontWeight.Bold);
g.SetFontSize(24);
Text.ShadowedText(g, MenuState.ConfigScreen.Control.Info, X + 20, Y + 27);
}
开发者ID:skinitimski，项目名称:Reverence，代码行数:7，代码来源:Info.cs
示例8: OnDrawn
protected override bool OnDrawn(Cairo.Context cr)
{
double step_width = Allocation.Width / (double)steps;
double step_height = Allocation.Height / (double)steps;
double h = 1.0;
double s = 0.0;
for (int xi = 0, i = 0; xi < steps; xi++) {
for (int yi = 0; yi < steps; yi++, i++) {
double bg_b = (double)(i / 255.0);
double fg_b = 1.0 - bg_b;
double x = xi * step_width;
double y = yi * step_height;
cr.Rectangle (x, y, step_width, step_height);
cr.Color = CairoExtensions.ColorFromHsb (h, s, bg_b);
cr.Fill ();
int tw, th;
Pango.Layout layout = new Pango.Layout (PangoContext);
layout.SetText (((int)(bg_b * 255.0)).ToString ());
layout.GetPixelSize (out tw, out th);
cr.Translate (0.5, 0.5);
cr.MoveTo (x + (step_width - tw) / 2.0, y + (step_height - th) / 2.0);
cr.Color = CairoExtensions.ColorFromHsb (h, s, fg_b);
PangoCairoHelper.ShowLayout (cr, layout);
cr.Translate (-0.5, -0.5);
}
}
return true;
}
开发者ID:knocte，项目名称:hyena，代码行数:34，代码来源:ShadingTestWindow.cs
示例9: 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10: DrawInRegionVisitor
public DrawInRegionVisitor(Gdk.Region region, Cairo.Context context, IDrawingView view)
{
this.context = context;
this.region = region;
this.view = view;
this.figures = new List<Figure> ();
}
开发者ID:erbriones，项目名称:monodevelop-classdesigner，代码行数:7，代码来源:DrawInRegionVisitor.cs
示例11: Draw
public void Draw (Cairo.Context g, double scale, bool fillSelection)
{
g.Save ();
g.Translate (0.5, 0.5);
g.Scale (scale, scale);
g.AppendPath (SelectionPath);
if (fillSelection)
{
g.SetSourceColor (new Cairo.Color (0.7, 0.8, 0.9, 0.2));
g.FillRule = Cairo.FillRule.EvenOdd;
g.FillPreserve ();
}
g.LineWidth = 1 / scale;
// Draw a white line first so it shows up on dark backgrounds
g.SetSourceColor (new Cairo.Color (1, 1, 1));
g.StrokePreserve ();
// Draw a black dashed line over the white line
g.SetDash (new double[] { 2 / scale, 4 / scale }, 0);
g.SetSourceColor (new Cairo.Color (0, 0, 0));
g.Stroke ();
g.Restore ();
}
开发者ID:msiyer，项目名称:Pinta，代码行数:28，代码来源:DocumentSelection.cs
示例12: DrawContent
public override void DrawContent (Cairo.Context Context, Cairo.Rectangle Area)
{
Context.Color = new Color (0, 0, 0);
Pango.CairoHelper.UpdateLayout (Context, textLayout);
Context.MoveTo (Area.X, Area.Y);
Pango.CairoHelper.ShowLayout (Context, textLayout);
}
开发者ID:JianwenSun，项目名称:mono-soc-2007，代码行数:7，代码来源:SampleTile.cs
示例13: CairoImageCellRenderer
public CairoImageCellRenderer(int width, int height, Cairo.ImageSurface default_surface, RequestThumbnailEventHandler request_thumbnail)
{
this.width = width;
this.height = height;
this.default_surface = default_surface;
this.request_thumbnail = request_thumbnail;
}
开发者ID:GNOME，项目名称:mistelix，代码行数:7，代码来源:CairoImageCellRenderer.cs
示例14: DrawContents
protected override void DrawContents(Gdk.Drawable d, Cairo.Context g, int width, int height, bool screenChanged)
{
g.SelectFontFace(Text.MONOSPACE_FONT, FontSlant.Normal, FontWeight.Bold);
g.SetFontSize(Text.FONT_SIZE_LABEL);
Text.ShadowedText(g, "Equip", X + 20, Y + 25);
}
开发者ID:skinitimski，项目名称:Reverence，代码行数:7，代码来源:Label.cs
示例15: 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16: onDraw
protected override void onDraw(Cairo.Context gr)
{
Rectangle rBack = new Rectangle (Slot.Size);
//rBack.Inflate (-Margin);
// if (BorderWidth > 0)
// rBack.Inflate (-BorderWidth / 2);
Background.SetAsSource (gr, rBack);
CairoHelpers.CairoRectangle(gr, rBack, CornerRadius);
gr.Fill ();
if (BorderWidth > 0) {
Foreground.SetAsSource (gr, rBack);
CairoHelpers.CairoRectangle(gr, rBack, CornerRadius, BorderWidth);
}
gr.Save ();
if (ClipToClientRect) {
//clip to client zone
CairoHelpers.CairoRectangle (gr, ClientRectangle,Math.Max(0.0, CornerRadius-Margin));
gr.Clip ();
}
if (child != null)
child.Paint (ref gr);
gr.Restore ();
}
开发者ID:jpbruyere，项目名称:Crow，代码行数:28，代码来源:Border.cs
示例17: 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18: OnMouseDown
protected override void OnMouseDown(Gtk.DrawingArea canvas, Gtk.ButtonPressEventArgs args, Cairo.PointD point)
{
origin_offset = point;
is_dragging = true;
hist = new MovePixelsHistoryItem (Icon, Name);
hist.TakeSnapshot ();
if (!PintaCore.Layers.ShowSelectionLayer) {
// Copy the selection to the temp layer
PintaCore.Layers.CreateSelectionLayer ();
PintaCore.Layers.ShowSelectionLayer = true;
using (Cairo.Context g = new Cairo.Context (PintaCore.Layers.SelectionLayer.Surface)) {
g.AppendPath (PintaCore.Layers.SelectionPath);
g.FillRule = FillRule.EvenOdd;
g.SetSource (PintaCore.Layers.CurrentLayer.Surface);
g.Clip ();
g.Paint ();
}
Cairo.ImageSurface surf = PintaCore.Layers.CurrentLayer.Surface;
using (Cairo.Context g = new Cairo.Context (surf)) {
g.AppendPath (PintaCore.Layers.SelectionPath);
g.FillRule = FillRule.EvenOdd;
g.Operator = Cairo.Operator.Clear;
g.Fill ();
}
}
canvas.GdkWindow.Invalidate ();
}
开发者ID:deckarep，项目名称:Pinta，代码行数:33，代码来源:MoveSelectedTool.cs
示例19: DrawContents
protected override void DrawContents(Gdk.Drawable d, Cairo.Context g, int width, int height, bool screenChanged)
{
g.SelectFontFace(Text.MONOSPACE_FONT, FontSlant.Normal, FontWeight.Bold);
g.SetFontSize(24);
TextExtents te;
Text.ShadowedText(g, "Time", X + x1, Y + y1);
Text.ShadowedText(g, "Gil", X + x1, Y + y2);
g.SelectFontFace("Courier New", FontSlant.Normal, FontWeight.Bold);
long s, m, h;
s = GameClock.Seconds;
m = GameClock.Minutes;
h = GameClock.Hours;
string time = String.Format("{0:D2}:{1:D2}:{2:D2}", h, m, s);
te = g.TextExtents(time);
Text.ShadowedText(g, time, X + x2 - te.Width, Y + y1);
te = g.TextExtents(Gil);
Text.ShadowedText(g, Gil, X + x2 - te.Width, Y + y2);
}
开发者ID:skinitimski，项目名称:Reverence，代码行数:25，代码来源:Time.cs
示例20: DrawHorizontalSectionIndicator
protected void DrawHorizontalSectionIndicator(string text, Cairo.Context cr, Pango.Layout layout, double x, double y, double w, out double h)
{
cr.MoveTo(x,y);
cr.LineTo(x,y+SectionSerifeWidth*2);
cr.MoveTo(x,y+SectionSerifeWidth);
cr.LineTo(x+w,y+SectionSerifeWidth);
cr.MoveTo(x+w,y);
cr.LineTo(x+w,y+SectionSerifeWidth*2);
cr.Color = new Cairo.Color(0, 0, 0);
cr.LineWidth = 1;
cr.Stroke();
layout.Width = (int)(w*Pango.Scale.PangoScale);
layout.Alignment = Pango.Alignment.Center;
layout.SetText (text);
layout.Ellipsize = EllipsizeMode.Middle;
layout.Justify = true;
cr.Color = new Cairo.Color(0, 0, 0);
cr.MoveTo(x,y+SectionSerifeWidth*2);
Pango.CairoHelper.ShowLayout (cr, layout);
int lw,lh;
layout.GetPixelSize(out lw, out lh);
h=(double)lh+SectionSerifeWidth*2;
}
开发者ID:konne88，项目名称:MyInventory，代码行数:25，代码来源:PaperPreview.cs
注：本文中的Cairo类示例整理自Github/MSDocs等源码及文档管理平台，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。 |
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