protected override void onDraw(Cairo.Context gr)
{
gr.Save();
int spacing = (Parent as TabView).Spacing;
gr.MoveTo(0.5, TabTitle.Slot.Bottom - 0.5);
gr.LineTo(TabTitle.Slot.Left - spacing, TabTitle.Slot.Bottom - 0.5);
gr.CurveTo(
TabTitle.Slot.Left - spacing / 2, TabTitle.Slot.Bottom - 0.5,
TabTitle.Slot.Left - spacing / 2, 0.5,
TabTitle.Slot.Left, 0.5);
gr.LineTo(TabTitle.Slot.Right, 0.5);
gr.CurveTo(
TabTitle.Slot.Right + spacing / 2, 0.5,
TabTitle.Slot.Right + spacing / 2, TabTitle.Slot.Bottom - 0.5,
TabTitle.Slot.Right + spacing, TabTitle.Slot.Bottom - 0.5);
gr.LineTo(Slot.Width - 0.5, TabTitle.Slot.Bottom - 0.5);
gr.LineTo(Slot.Width - 0.5, Slot.Height - 0.5);
gr.LineTo(0.5, Slot.Height - 0.5);
gr.ClosePath();
gr.LineWidth = 2;
Foreground.SetAsSource(gr);
gr.StrokePreserve();
gr.Clip();
base.onDraw(gr);
gr.Restore();
}
protected virtual void DrawInnerFunction(Cairo.Context graphics, double uw, double x, double y, double width, double height)
{
double bmarg = uw * 5;
double quart = (width - 2 * bmarg) / 4;
double half = (width - 2 * bmarg) / 2;
graphics.MoveTo(x + bmarg, y + height - bmarg);
graphics.CurveTo(x + bmarg + quart, y + height - bmarg, x + bmarg + quart, y + bmarg, x + bmarg + half, y + bmarg);
graphics.CurveTo(x + half + quart + bmarg, y + bmarg, x + half + quart + bmarg, y + height - bmarg, x + bmarg + half + half, y + height - bmarg);
graphics.SetSourceRGB(0.3, 0.3, 0.6);
graphics.Stroke();
}
protected virtual void SetupBackground()
{
background.Clear();
Cairo.Context context = background.Create();
double lwidth = 1;
double hlwidth = lwidth * 0.5;
double margin = Margin;
//left curvature:
context.MoveTo(-hlwidth, -hlwidth);
context.CurveTo(margin * 0.33, -hlwidth,
margin * 0.5, Height * 0.4,
margin * 0.5, Height * 0.5);
context.CurveTo(margin * 0.5, Height * 0.6,
margin * 0.66, Height - hlwidth,
margin - hlwidth, Height - hlwidth);
//straight bottom:
context.LineTo(Width - margin - hlwidth, Height - hlwidth);
//right curvature:
context.CurveTo(Width - margin * 0.66, Height - hlwidth,
Width - margin * 0.5, Height * 0.6,
Width - margin * 0.5, Height * 0.5);
context.CurveTo(Width - margin * 0.5, Height * 0.4,
Width - margin * 0.33, -hlwidth,
Width - hlwidth, -hlwidth);
//straight top:
context.LineTo(-hlwidth, -hlwidth);
context.ClosePath();
context.LineWidth = lwidth;
context.SetSourceRGBA(1.0, 1.0, 1.0, 1.0);
context.StrokePreserve();
context.SetSourceRGBA(1.0, 1.0, 1.0, 0.10);
context.Fill();
((IDisposable)context.Target).Dispose();
((IDisposable)context).Dispose();
}
private void RoundedRectangle(Cairo.Context graphics, double x, double y, double width, double height, double radius)
{
double x1 = x + width;
double y1 = y + height;
graphics.MoveTo(x, y + radius);
graphics.CurveTo(x, y, x, y, x + radius, y);
graphics.LineTo(x1 - radius, y);
graphics.CurveTo(x1, y, x1, y, x1, y + radius);
graphics.LineTo(x1, y1 - radius);
graphics.CurveTo(x1, y1, x1, y1, x1 - radius, y1);
graphics.LineTo(x + radius, y1);
graphics.CurveTo(x, y1, x, y1, x, y1 - radius);
graphics.ClosePath();
}
public void PathAddBezier(Point start, Point control, Point end)
{
builder.AppendLine("bezier start");
PathLineTo(start);
PathLineTo(control);
PathLineTo(end);
g.CurveTo(start.ToPointD(), control.ToPointD(), end.ToPointD());
builder.AppendLine("bezier end");
}
public override void Draw(Cairo.Context surface, int x, int y)
{
X = x;
Y = y;
int waveTops = Radius / 3;
int waveBottoms = Radius / 2;
int waveDepths = Radius / 6;
WaterTemperature = CurrentData.GetCurrentValueByIdFloat(XIVELY_DATA_STREAM_ID);
//WaterTemperature = WaterTemperature / 100;
// CIRCLE
surface.SetSourceRGBA(1, 1, 1, 0.3);
surface.Arc(X, Y, Radius, 0, Math.PI * 2);
surface.Fill();
surface.SetSourceRGBA(1, 1, 1, WaterLight);
surface.Arc(X, Y, Radius + 5, 0, Math.PI * 2);
surface.Stroke();
surface.Fill();
// WAVEFORMED CIRCLE
surface.CurveTo(X - Radius, Y - waveDepths, X - waveBottoms, Y + waveDepths, X - waveTops, Y - waveDepths);
surface.CurveTo(X - waveTops, Y - waveDepths, X, Y + waveDepths, X + waveTops, Y - waveDepths);
surface.CurveTo(X + waveTops, Y - waveDepths, X + waveBottoms, Y + waveDepths, X + Radius, Y - waveDepths);
surface.SetSourceRGBA(colorWater[0], colorWater[1], colorWater[2], alphaChannel);
surface.Arc(X, Y, Radius, 0, Math.PI * 1);
surface.Fill();
// TEXT
surface.SetSourceRGBA(1, 1, 1, 0.1);
surface.MoveTo(X, Y);
surface.SetFontSize(Radius / 2);
string widgetText = Convert.ToString(WaterTemperature);
Cairo.TextExtents text = surface.TextExtents(widgetText);
surface.MoveTo(X - (text.Width / 2), Y + (text.Height / 2));
surface.ShowText(widgetText);
surface.Fill();
}
protected override void DrawInnerFunction(Cairo.Context graphics, double uw, double x, double y, double width, double height)
{
double marg = uw * 3;
double bmarg = uw * 5;
double quart = (width - 2 * bmarg) / 4;
double half = (width - 2 * bmarg) / 2;
graphics.MoveTo(x + bmarg, y + height - bmarg);
graphics.CurveTo(x + bmarg + quart, y + height - bmarg, x + bmarg + quart, y + bmarg, x + bmarg + half, y + bmarg);
graphics.CurveTo(x + half + quart + bmarg, y + bmarg, x + half + quart + bmarg, y + height - bmarg, x + bmarg + half + half, y + height - bmarg);
graphics.SetSourceRGB(0.3, 0.3, 0.6);
graphics.Stroke();
graphics.Arc(x + bmarg, y + height - bmarg, marg, 0, System.Math.PI * 2);
graphics.Fill();
graphics.Arc(x + bmarg + half, y + bmarg, marg, 0, System.Math.PI * 2);
graphics.Fill();
graphics.Arc(x + bmarg + half + half, y + height - bmarg, marg, 0, System.Math.PI * 2);
graphics.Fill();
}
private void NodeConnectingCurve(Cairo.Context cr, int x0, int y0, int x1, int y1)
{
int x1m, y1m;
int x2m, y2m;
int d;
cr.MoveTo(x0, y0);
d = Math.Abs(x1 - x0) / 2;
x1m = x0 + d;
y1m = y0;
x2m = x1 - d;
y2m = y1;
cr.CurveTo(x1m, y1m, x2m, y2m, x1, y1);
}
private static void Draw(Cairo.Context graphics, Point[] points)
{
graphics.MoveTo(points[0].X, points[0].Y);
graphics.CurveTo(points[1].X, points[1].Y, points[2].X, points[2].Y, points[3].X, points[3].Y);
graphics.Stroke();
Point xy;
double pos;
// Draw the arrow, first move to the center, then rotate, then draw the arrow
xy = EvaluateBezier(points[0], points[1], points[2], points[3], 0.5);
if (points[0].Equals(points[3]))
{
pos = 0.5 * System.Math.PI;
}
else
{
Point diff = new Point(points[3].X - points[0].X, points[3].Y - points[0].Y);
if (diff.X == 0)
{
pos = (diff.Y < 0 ? 1.5 : 0.5) * System.Math.PI;
}
else
{
pos = System.Math.Atan(diff.Y / diff.X);
if (diff.X < 0)
{
pos += System.Math.PI;
}
else if (diff.Y < 0)
{
pos += 2 * System.Math.PI;
}
}
pos += 0.5 * System.Math.PI;
}
DrawArrow(graphics, xy.X, xy.Y, pos);
}
private void RenderBezier(Cairo.Context context, Point scale)
{
bool first = true;
bool wasoutside = true;
context.Save();
/* We are going to render this stuff now */
foreach (Biorob.Math.Functions.Bezier.Piece piece in d_bezier)
{
bool isoutside = (d_periodic != null && (piece.Begin.X <d_periodic.Min || piece.End.X> d_periodic.Max));
if (wasoutside != isoutside)
{
StyleAccordingToOutside(context, wasoutside);
if (!first)
{
context.Stroke();
first = true;
}
}
if (first)
{
context.MoveTo(piece.Begin.X * scale.X, piece.Begin.Y * scale.Y);
first = false;
}
context.CurveTo(piece.C1.X * scale.X, piece.C1.Y * scale.Y,
piece.C2.X * scale.X, piece.C2.Y * scale.Y,
piece.End.X * scale.X, piece.End.Y * scale.Y);
wasoutside = isoutside;
}
if (!first)
{
StyleAccordingToOutside(context, wasoutside);
context.Stroke();
}
context.Restore();
}
public static void DrawRoundRectangle(Cairo.Context cr, bool topLeftRound, bool topRightRound, bool bottomLeftRound, bool bottomRightRound, double x, double y, double r, double w, double h)
{
// UA****BQ
// H C
// * *
// G D
// TF****ES
cr.NewPath();
if (topLeftRound)
{
cr.MoveTo(x + r, y); // Move to A
}
else
{
cr.MoveTo(x, y); // Move to U
}
if (topRightRound)
{
cr.LineTo(x + w - r, y); // Straight line to B
cr.CurveTo(x + w, y,
x + w, y,
x + w, y + r); // Curve to C, Control points are both at Q
}
else
{
cr.LineTo(x + w, y); // Straight line to Q
}
if (bottomRightRound)
{
cr.LineTo(x + w, y + h - r); // Move to D
cr.CurveTo(x + w, y + h,
x + w, y + h,
x + w - r, y + h); // Curve to E
}
else
{
cr.LineTo(x + w, y + h); // Move to S
}
if (bottomLeftRound)
{
cr.LineTo(x + r, y + h); // Line to F
cr.CurveTo(x, y + h,
x, y + h,
x, y + h - r); // Curve to G
}
else
{
cr.LineTo(x, y + h); // Line to T
}
if (topLeftRound)
{
cr.LineTo(x, y + r); // Line to H
cr.CurveTo(x, y,
x, y,
x + r, y); // Curve to A
}
else
{
cr.LineTo(x, y); // Line to U
}
cr.ClosePath();
}
protected override bool OnExposeEvent(EventExpose evnt)
{
bool hideButton = widget.MainEditor.Document.IsReadOnly;
using (Cairo.Context cr = Gdk.CairoHelper.Create(evnt.Window)) {
cr.Rectangle(evnt.Region.Clipbox.X, evnt.Region.Clipbox.Y, evnt.Region.Clipbox.Width, evnt.Region.Clipbox.Height);
cr.Clip();
int delta = widget.MainEditor.Allocation.Y - Allocation.Y;
if (Diff != null)
{
foreach (Hunk hunk in Diff)
{
double z1 = delta + fromEditor.LineToY(hunk.RemoveStart) - fromEditor.VAdjustment.Value;
double z2 = delta + fromEditor.LineToY(hunk.RemoveStart + hunk.Removed) - fromEditor.VAdjustment.Value;
if (z1 == z2)
{
z2 = z1 + 1;
}
double y1 = delta + toEditor.LineToY(hunk.InsertStart) - toEditor.VAdjustment.Value;
double y2 = delta + toEditor.LineToY(hunk.InsertStart + hunk.Inserted) - toEditor.VAdjustment.Value;
if (y1 == y2)
{
y2 = y1 + 1;
}
if (!useLeft)
{
var tmp = z1;
z1 = y1;
y1 = tmp;
tmp = z2;
z2 = y2;
y2 = tmp;
}
int x1 = 0;
int x2 = Allocation.Width;
if (!hideButton)
{
if (useLeft && hunk.Removed > 0 || !useLeft && hunk.Removed == 0)
{
x1 += 16;
}
else
{
x2 -= 16;
}
}
if (z1 == z2)
{
z2 = z1 + 1;
}
cr.MoveTo(x1, z1);
cr.CurveTo(x1 + (x2 - x1) / 4, z1,
x1 + (x2 - x1) * 3 / 4, y1,
x2, y1);
cr.LineTo(x2, y2);
cr.CurveTo(x1 + (x2 - x1) * 3 / 4, y2,
x1 + (x2 - x1) / 4, z2,
x1, z2);
cr.ClosePath();
cr.SetSourceColor(GetColor(hunk, this.useLeft, false, 1.0));
cr.Fill();
cr.SetSourceColor(GetColor(hunk, this.useLeft, true, 1.0));
cr.MoveTo(x1, z1);
cr.CurveTo(x1 + (x2 - x1) / 4, z1,
x1 + (x2 - x1) * 3 / 4, y1,
x2, y1);
cr.Stroke();
cr.MoveTo(x2, y2);
cr.CurveTo(x1 + (x2 - x1) * 3 / 4, y2,
x1 + (x2 - x1) / 4, z2,
x1, z2);
cr.Stroke();
if (!hideButton)
{
bool isButtonSelected = hunk == selectedHunk;
double x, y, w, h;
bool drawArrow = useLeft ? GetButtonPosition(hunk, y1, y2, z1, z2, out x, out y, out w, out h) :
GetButtonPosition(hunk, z1, z2, y1, y2, out x, out y, out w, out h);
cr.Rectangle(x, y, w, h);
if (isButtonSelected)
{
int mx, my;
GetPointer(out mx, out my);
// mx -= (int)x;
// my -= (int)y;
using (var gradient = new Cairo.RadialGradient(mx, my, h, mx, my, 2)) {
var color = (MonoDevelop.Components.HslColor)Style.Mid(StateType.Normal);
color.L *= 1.05;
gradient.AddColorStop(0, color);
color.L *= 1.07;
gradient.AddColorStop(1, color);
cr.SetSource(gradient);
}
}
else
{
cr.SetSourceColor((MonoDevelop.Components.HslColor)Style.Mid(StateType.Normal));
}
cr.FillPreserve();
cr.SetSourceColor((MonoDevelop.Components.HslColor)Style.Dark(StateType.Normal));
cr.Stroke();
cr.LineWidth = 1;
cr.SetSourceColor(MonoDevelop.Ide.Gui.Styles.BaseForegroundColor.ToCairoColor());
if (drawArrow)
{
DrawArrow(cr, x + w / 1.5, y + h / 2);
DrawArrow(cr, x + w / 2.5, y + h / 2);
}
else
{
DrawCross(cr, x + w / 2, y + (h) / 2);
}
cr.Stroke();
}
}
}
}
// var result = base.OnExposeEvent (evnt);
//
// Gdk.GC gc = Style.DarkGC (State);
// evnt.Window.DrawLine (gc, Allocation.X, Allocation.Top, Allocation.X, Allocation.Bottom);
// evnt.Window.DrawLine (gc, Allocation.Right, Allocation.Top, Allocation.Right, Allocation.Bottom);
//
// evnt.Window.DrawLine (gc, Allocation.Left, Allocation.Y, Allocation.Right, Allocation.Y);
// evnt.Window.DrawLine (gc, Allocation.Left, Allocation.Bottom, Allocation.Right, Allocation.Bottom);
return(true);
}
internal static void DrawBezier(Cairo.Context context, CubicBezierSegment bezierSegment)
{
context.MoveTo(bezierSegment.B(0).X, bezierSegment.B(0).Y);
context.CurveTo(bezierSegment.B(1).X, bezierSegment.B(1).Y, bezierSegment.B(2).X, bezierSegment.B(2).Y, bezierSegment.B(3).X, bezierSegment.B(3).Y);
context.Stroke();
}
