protected override bool OnExposeEvent(Gdk.EventExpose evnt)
{
bool idle = incoming_track == null && current_track == null;
if (!Visible || !IsMapped || (idle && !CanRenderIdle))
{
return(true);
}
Cairo.Context cr = Gdk.CairoHelper.Create(evnt.Window);
foreach (Gdk.Rectangle damage in evnt.Region.GetRectangles())
{
cr.Rectangle(damage.X, damage.Y, damage.Width, damage.Height);
cr.Clip();
if (idle)
{
RenderIdle(cr);
}
else
{
RenderAnimation(cr);
}
cr.ResetClip();
}
CairoExtensions.DisposeContext(cr);
return(true);
}
public static void RenderTiled(this Cairo.Context self, Gdk.Pixbuf source, Gdk.Rectangle area, Gdk.Rectangle clip, double opacity = 1)
{
Gdk.CairoHelper.SetSourcePixbuf(self, source, area.X, area.Y);
cairo_pattern_set_extend(self.Pattern.Pointer, CairoExtend.CAIRO_EXTEND_REPEAT);
self.Rectangle(clip.ToCairoRect());
self.Clip();
self.PaintWithAlpha(opacity);
self.ResetClip();
}
void DrawBuildEffect(Cairo.Context context, Gdk.Rectangle area, double progress, double opacity)
{
context.Save();
LayoutRoundedRectangle(context, area);
context.Clip();
Gdk.Point center = new Gdk.Point(area.Left + 19, (area.Top + area.Bottom) / 2);
context.Translate(center.X, center.Y);
var circles = new [] {
new { Radius = 200, Thickness = 12, Speed = 1, ArcLength = Math.PI * 1.50 },
new { Radius = 195, Thickness = 15, Speed = 2, ArcLength = Math.PI * 0.50 },
new { Radius = 160, Thickness = 17, Speed = 3, ArcLength = Math.PI * 0.75 },
new { Radius = 200, Thickness = 15, Speed = 2, ArcLength = Math.PI * 0.25 },
new { Radius = 240, Thickness = 12, Speed = 3, ArcLength = Math.PI * 1.50 },
new { Radius = 160, Thickness = 17, Speed = 3, ArcLength = Math.PI * 0.75 },
new { Radius = 200, Thickness = 15, Speed = 2, ArcLength = Math.PI * 0.25 },
new { Radius = 215, Thickness = 20, Speed = 2, ArcLength = Math.PI * 1.25 }
};
double zmod = 1.0d;
double zporg = progress;
foreach (var arc in circles)
{
double zoom = 1.0d;
zoom = (double)Math.Sin(zporg * Math.PI * 2 + zmod);
zoom = ((zoom + 1) / 6.0d) + .05d;
context.Rotate(Math.PI * 2 * progress * arc.Speed);
context.MoveTo(arc.Radius * zoom, 0);
context.Arc(0, 0, arc.Radius * zoom, 0, arc.ArcLength);
context.LineWidth = arc.Thickness * zoom;
context.SetSourceColor(CairoExtensions.ParseColor("B1DDED", 0.35 * opacity));
context.Stroke();
context.Rotate(Math.PI * 2 * -progress * arc.Speed);
progress = -progress;
context.Rotate(Math.PI * 2 * progress * arc.Speed);
context.MoveTo(arc.Radius * zoom, 0);
context.Arc(0, 0, arc.Radius * zoom, 0, arc.ArcLength);
context.LineWidth = arc.Thickness * zoom;
context.Stroke();
context.Rotate(Math.PI * 2 * -progress * arc.Speed);
progress = -progress;
zmod += (float)Math.PI / circles.Length;
}
context.LineWidth = 1;
context.ResetClip();
context.Restore();
}
public static void RenderTiled(this Cairo.Context self, Gdk.Pixbuf source, Gdk.Rectangle area, Gdk.Rectangle clip, double opacity = 1)
{
Gdk.CairoHelper.SetSourcePixbuf(self, source, area.X, area.Y);
//NOTE: Mono.Cairo.Context.Pattern returns an object than cannot be safely disposed, so P/Invoke directly
var pattern = cairo_get_source(self.Handle);
cairo_pattern_set_extend(pattern, CairoExtend.CAIRO_EXTEND_REPEAT);
self.Rectangle(clip.ToCairoRect());
self.Clip();
self.PaintWithAlpha(opacity);
self.ResetClip();
}
protected virtual void DrawBackground(Cairo.Context context, Gdk.Rectangle region)
{
LayoutRoundedRectangle(context, region);
context.ClipPreserve();
using (LinearGradient lg = new LinearGradient(region.X, region.Y, region.X, region.Y + region.Height)) {
lg.AddColorStop(0, Styles.StatusBarFill1Color);
lg.AddColorStop(1, Styles.StatusBarFill4Color);
context.SetSource(lg);
context.FillPreserve();
}
context.Save();
double midX = region.X + region.Width / 2.0;
double midY = region.Y + region.Height;
context.Translate(midX, midY);
using (RadialGradient rg = new RadialGradient(0, 0, 0, 0, 0, region.Height * 1.2)) {
rg.AddColorStop(0, Styles.StatusBarFill1Color);
rg.AddColorStop(1, Styles.WithAlpha(Styles.StatusBarFill1Color, 0));
context.Scale(region.Width / (double)region.Height, 1.0);
context.SetSource(rg);
context.Fill();
}
context.Restore();
using (LinearGradient lg = new LinearGradient(0, region.Y, 0, region.Y + region.Height)) {
lg.AddColorStop(0, Styles.StatusBarShadowColor1);
lg.AddColorStop(1, Styles.WithAlpha(Styles.StatusBarShadowColor1, Styles.StatusBarShadowColor1.A * 0.2));
LayoutRoundedRectangle(context, region, 0, -1);
context.LineWidth = 1;
context.SetSource(lg);
context.Stroke();
}
using (LinearGradient lg = new LinearGradient(0, region.Y, 0, region.Y + region.Height)) {
lg.AddColorStop(0, Styles.StatusBarShadowColor2);
lg.AddColorStop(1, Styles.WithAlpha(Styles.StatusBarShadowColor2, Styles.StatusBarShadowColor2.A * 0.2));
LayoutRoundedRectangle(context, region, 0, -2);
context.LineWidth = 1;
context.SetSource(lg);
context.Stroke();
}
context.ResetClip();
}
protected override void DrawBackground (Context context, Gdk.Rectangle region)
{
LayoutRoundedRectangle (context, region);
context.Clip ();
context.SetSourceColor (CairoExtensions.ParseColor ("D3E6FF"));
context.Paint ();
context.Save ();
context.Translate (region.X + region.Width / 2.0, region.Y + region.Height);
using (var rg = new RadialGradient (0, 0, 0, 0, 0, region.Height * 1.2)) {
var color = CairoExtensions.ParseColor ("E5F0FF");
rg.AddColorStop (0, color);
color.A = 0;
rg.AddColorStop (1, color);
context.Scale (region.Width / (double)region.Height, 1.0);
context.SetSource (rg);
context.Paint ();
}
context.Restore ();
LayoutRoundedRectangle (context, region, -3, -3, 2);
context.SetSourceRGBA (1, 1, 1, 0.4);
context.LineWidth = 1;
context.StrokePreserve ();
context.Clip ();
int boxSize = 11;
int x = region.Left + (region.Width % boxSize) / 2;
for (; x < region.Right; x += boxSize) {
context.MoveTo (x + 0.5, region.Top);
context.LineTo (x + 0.5, region.Bottom);
}
int y = region.Top + (region.Height % boxSize) / 2;
y += boxSize / 2;
for (; y < region.Bottom; y += boxSize) {
context.MoveTo (region.Left, y + 0.5);
context.LineTo (region.Right, y + 0.5);
}
context.SetSourceRGBA (1, 1, 1, 0.2);
context.Stroke ();
context.ResetClip ();
}
void DrawProgressBar(Cairo.Context context, double progress, Gdk.Rectangle bounding, StatusArea.RenderArg arg)
{
LayoutRoundedRectangle(context, new Gdk.Rectangle(bounding.X, bounding.Y, (int)(bounding.Width * progress), bounding.Height), 0, 0, 1);
context.Clip();
LayoutRoundedRectangle(context, bounding, 0, 0, 1);
context.SetSourceColor(Styles.WithAlpha(Styles.StatusBarProgressBackgroundColor, Styles.StatusBarProgressBackgroundColor.A * arg.ProgressBarAlpha));
context.FillPreserve();
context.ResetClip();
context.SetSourceColor(Styles.WithAlpha(Styles.StatusBarProgressOutlineColor, Styles.StatusBarProgressOutlineColor.A * arg.ProgressBarAlpha));
context.LineWidth = 1;
context.Stroke();
}
private static void Draw(LayoutGroup group, Cairo.Context context, bool needClip)
{
if (needClip)
{
var rect = group.Rect;
var style = group.Style;
context.Rectangle(rect.X + style.PaddingLeft + style.BorderLeft, rect.Y + style.PaddingTop + style.BorderTop,
rect.Width - style.PaddingHorizontal - style.BorderHorizontal, rect.Height - style.PaddingVertical - style.BorderVertical);
//context.StrokePreserve();
context.Clip();
}
foreach (var entry in @group.Entries)
{
if (entry.HorizontallyStretched || entry.VerticallyStretched)
{
context.FillRectangle(entry.Rect, CairoEx.ColorLightBlue);
}
else if (entry.IsFixedWidth || entry.IsFixedHeight)
{
context.FillRectangle(entry.Rect, CairoEx.ColorOrange);
}
else
{
context.FillRectangle(entry.Rect, CairoEx.ColorPink);
}
context.StrokeRectangle(entry.Rect, CairoEx.ColorBlack);
var innerGroup = entry as LayoutGroup;
if (innerGroup != null)
{
context.Save();
Draw(innerGroup, context, needClip);
context.Restore();
}
}
if (needClip)
{
context.ResetClip();
}
}
void DrawErrorAnimation(Cairo.Context context, StatusArea.RenderArg arg)
{
const int surfaceWidth = 2000;
double opacity;
int progress;
if (arg.ErrorAnimationProgress < .5f)
{
progress = (int)(arg.ErrorAnimationProgress * arg.Allocation.Width * 2.4);
opacity = 1.0d;
}
else
{
progress = (int)(arg.ErrorAnimationProgress * arg.Allocation.Width * 2.4);
opacity = 1.0d - (arg.ErrorAnimationProgress - .5d) * 2;
}
LayoutRoundedRectangle(context, arg.Allocation);
context.Clip();
context.CachedDraw(surface: ref errorSurface,
position: new Gdk.Point(arg.Allocation.X - surfaceWidth + progress, arg.Allocation.Y),
size: new Gdk.Size(surfaceWidth, arg.Allocation.Height),
opacity: (float)opacity,
draw: (c, o) => {
// The smaller the pixel range of our gradient the less error there will be in it.
using (var lg = new LinearGradient(surfaceWidth - 250, 0, surfaceWidth, 0)) {
lg.AddColorStop(0.00, Styles.WithAlpha(Styles.StatusBarErrorColor, 0.15 * o));
lg.AddColorStop(0.10, Styles.WithAlpha(Styles.StatusBarErrorColor, 0.15 * o));
lg.AddColorStop(0.88, Styles.WithAlpha(Styles.StatusBarErrorColor, 0.30 * o));
lg.AddColorStop(1.00, Styles.WithAlpha(Styles.StatusBarErrorColor, 0.00 * o));
c.SetSource(lg);
c.Paint();
}
});
context.ResetClip();
}
void Draw (Context ctx)
{
int tabArea = tabEndX - tabStartX;
int x = GetRenderOffset ();
const int y = 0;
int n = 0;
Action<Context> drawActive = c => {
};
var drawCommands = new List<Action<Context>> ();
for (; n < notebook.Tabs.Count; n++) {
if (x + TabWidth < tabStartX) {
x += TabWidth;
continue;
}
if (x > tabEndX)
break;
int closingWidth;
var cmd = DrawClosingTab (n, new Gdk.Rectangle (x, y, 0, Allocation.Height), out closingWidth);
drawCommands.Add (cmd);
x += closingWidth;
var tab = (DockNotebookTab)notebook.Tabs [n];
bool active = tab == notebook.CurrentTab;
int width = Math.Min (TabWidth, Math.Max (50, tabEndX - x - 1));
if (tab == notebook.Tabs.Last ())
width += LastTabWidthAdjustment;
width = (int)(width * tab.WidthModifier);
if (active) {
int tmp = x;
drawActive = c => DrawTab (c, tab, Allocation, new Gdk.Rectangle (tmp, y, width, Allocation.Height), true, true, draggingTab, CreateTabLayout (tab));
tab.Allocation = new Gdk.Rectangle (tmp, Allocation.Y, width, Allocation.Height);
} else {
int tmp = x;
bool highlighted = tab == highlightedTab;
if (tab.SaveStrength > 0.0f) {
tmp = (int)(tab.SavedAllocation.X + (tmp - tab.SavedAllocation.X) * (1.0f - tab.SaveStrength));
}
drawCommands.Add (c => DrawTab (c, tab, Allocation, new Gdk.Rectangle (tmp, y, width, Allocation.Height), highlighted, false, false, CreateTabLayout (tab)));
tab.Allocation = new Gdk.Rectangle (tmp, Allocation.Y, width, Allocation.Height);
}
x += width;
}
var allocation = Allocation;
int tabWidth;
drawCommands.Add (DrawClosingTab (n, new Gdk.Rectangle (x, y, 0, allocation.Height), out tabWidth));
drawCommands.Reverse ();
DrawBackground (ctx, allocation);
// Draw breadcrumb bar header
if (notebook.Tabs.Count > 0) {
ctx.Rectangle (0, allocation.Height - BottomBarPadding, allocation.Width, BottomBarPadding);
ctx.SetSourceColor (Styles.BreadcrumbBackgroundColor);
ctx.Fill ();
}
ctx.Rectangle (tabStartX - LeanWidth / 2, allocation.Y, tabArea + LeanWidth, allocation.Height);
ctx.Clip ();
foreach (var cmd in drawCommands)
cmd (ctx);
ctx.ResetClip ();
// Redraw the dragging tab here to be sure its on top. We drew it before to get the sizing correct, this should be fixed.
drawActive (ctx);
}
public void Render(Cairo.Context context, StatusArea.RenderArg arg, Gtk.Widget widget)
{
context.CachedDraw(surface: ref backgroundSurface,
region: arg.Allocation,
draw: (c, o) => DrawBackground(c, new Gdk.Rectangle(0, 0, arg.Allocation.Width, arg.Allocation.Height)));
if (arg.BuildAnimationOpacity > 0.001f)
{
DrawBuildEffect(context, arg.Allocation, arg.BuildAnimationProgress, arg.BuildAnimationOpacity);
}
if (arg.ErrorAnimationProgress > 0.001 && arg.ErrorAnimationProgress < .999)
{
DrawErrorAnimation(context, arg);
}
DrawBorder(context, arg.Allocation);
if (arg.HoverProgress > 0.001f)
{
context.Clip();
int x1 = arg.Allocation.X + arg.MousePosition.X - 200;
int x2 = x1 + 400;
using (Cairo.LinearGradient gradient = new LinearGradient(x1, 0, x2, 0))
{
Cairo.Color targetColor = Styles.StatusBarFill1Color;
Cairo.Color transparentColor = targetColor;
targetColor.A = .7;
transparentColor.A = 0;
targetColor.A = .7 * arg.HoverProgress;
gradient.AddColorStop(0.0, transparentColor);
gradient.AddColorStop(0.5, targetColor);
gradient.AddColorStop(1.0, transparentColor);
context.SetSource(gradient);
context.Rectangle(x1, arg.Allocation.Y, x2 - x1, arg.Allocation.Height);
context.Fill();
}
context.ResetClip();
}
else
{
context.NewPath();
}
int progress_bar_x = arg.ChildAllocation.X;
int progress_bar_width = arg.ChildAllocation.Width;
if (arg.CurrentPixbuf != null)
{
int y = arg.Allocation.Y + (arg.Allocation.Height - (int)arg.CurrentPixbuf.Size.Height) / 2;
context.DrawImage(widget, arg.CurrentPixbuf, arg.ChildAllocation.X, y);
progress_bar_x += (int)arg.CurrentPixbuf.Width + Styles.ProgressBarOuterPadding;
progress_bar_width -= (int)arg.CurrentPixbuf.Width + Styles.ProgressBarOuterPadding;
}
int center = arg.Allocation.Y + arg.Allocation.Height / 2;
Gdk.Rectangle progressArea = new Gdk.Rectangle(progress_bar_x, center - Styles.ProgressBarHeight / 2, progress_bar_width, Styles.ProgressBarHeight);
if (arg.ShowProgressBar || arg.ProgressBarAlpha > 0)
{
DrawProgressBar(context, arg.ProgressBarFraction, progressArea, arg);
ClipProgressBar(context, progressArea);
}
int text_x = progress_bar_x + Styles.ProgressBarInnerPadding;
int text_width = progress_bar_width - (Styles.ProgressBarInnerPadding * 2);
double textTweenValue = arg.TextAnimationProgress;
if (arg.LastText != null)
{
double opacity = Math.Max(0.0f, 1.0f - textTweenValue);
DrawString(arg.LastText, arg.LastTextIsMarkup, context, text_x,
center - (int)(textTweenValue * arg.Allocation.Height * 0.3), text_width, opacity, arg.Pango, arg);
}
if (arg.CurrentText != null)
{
DrawString(arg.CurrentText, arg.CurrentTextIsMarkup, context, text_x,
center + (int)((1.0f - textTweenValue) * arg.Allocation.Height * 0.3), text_width, Math.Min(textTweenValue, 1.0), arg.Pango, arg);
}
if (arg.ShowProgressBar || arg.ProgressBarAlpha > 0)
{
context.ResetClip();
}
}
protected override void onDraw(Cairo.Context gr)
{
if (datas == null)
{
return;
}
lock (mutex) {
gr.SelectFontFace(Font.Name, Font.Slant, Font.Wheight);
gr.SetFontSize(Font.Size);
Crow.Rectangle scrBar = ClientRectangle;
if (datas?.Count > visibleLines)
{
scrBar.X += ClientRectangle.Width - scrBarWidth;
scrBar.Width = scrBarWidth;
}
Crow.Rectangle r = ClientRectangle;
r.Width -= scrBarWidth;
int diffScroll = lastScroll - scroll;
int diffVisible = visibleLines - lastVisibleLines;
int limInf = 0;
int limSup = diffScroll + diffVisible;
if (diffScroll < 0)
{
limInf = lastVisibleLines + diffScroll;
limSup = visibleLines;
}
gr.Save();
gr.ResetClip();
gr.Rectangle(r.X, r.Y + limInf * fe.Height, r.Width, (limSup - limInf) * fe.Height);
if (lastHoverIndex != HoverIndex)
{
if (lastHoverIndex >= 0)
{
gr.Rectangle(r.X, r.Y + (lastHoverIndex - Scroll) * fe.Height, r.Width, fe.Height);
}
if (HoverIndex >= 0)
{
gr.Rectangle(r.X, r.Y + (HoverIndex - Scroll) * fe.Height, r.Width, fe.Height);
}
}
if (lastSelectedIndex != SelectedIndex)
{
if (lastSelectedIndex >= 0)
{
gr.Rectangle(r.X, r.Y + (lastSelectedIndex - Scroll) * fe.Height, r.Width, fe.Height);
}
if (selectedIndex >= 0)
{
gr.Rectangle(r.X, r.Y + (SelectedIndex - Scroll) * fe.Height, r.Width, fe.Height);
}
}
if (datas?.Count > visibleLines && diffScroll != 0)
{
gr.Rectangle(scrBar);
}
gr.ClipPreserve();
gr.Operator = Operator.Clear;
gr.Fill();
gr.Operator = Operator.Over;
base.onDraw(gr);
Foreground.SetAsSource(gr);
int i = limInf;
while (i < limSup)
{
if (i + Scroll >= Datas.Count)
{
break;
}
drawDataLine(gr, i + Scroll, r.X, r.Y + i * fe.Height, (double)r.Width, fe.Height);
i++;
}
int redrawnLines = limSup - limInf;
System.Diagnostics.Debug.WriteLine("draw {0} lines from {1} to {2}", redrawnLines, limInf, limSup - 1);
if (lastHoverIndex != HoverIndex)
{
if (lastHoverIndex >= 0 && (redrawnLines == 0 || (lastHoverIndex < limInf + Scroll || lastHoverIndex >= limSup + Scroll)))
{
drawDataLine(gr, lastHoverIndex, r.X, r.Y + (lastHoverIndex - Scroll) * fe.Height, (double)r.Width, fe.Height);
}
if (HoverIndex >= 0 && (redrawnLines == 0 || (HoverIndex < limInf + Scroll || HoverIndex >= limSup + Scroll)))
{
drawDataLine(gr, HoverIndex, r.X, r.Y + (HoverIndex - Scroll) * fe.Height, (double)r.Width, fe.Height);
}
}
if (lastSelectedIndex != SelectedIndex)
{
if (lastSelectedIndex >= 0 && (redrawnLines == 0 || (lastSelectedIndex < limInf + Scroll || lastSelectedIndex >= limSup + Scroll)))
{
drawDataLine(gr, lastSelectedIndex, r.X, r.Y + (lastSelectedIndex - Scroll) * fe.Height, (double)r.Width, fe.Height);
}
if (SelectedIndex >= 0 && (redrawnLines == 0 || (SelectedIndex < limInf + Scroll || SelectedIndex >= limSup + Scroll)))
{
drawDataLine(gr, SelectedIndex, r.X, r.Y + (SelectedIndex - Scroll) * fe.Height, (double)r.Width, fe.Height);
}
}
double x = ClientRectangle.X;
gr.LineWidth = 1;
for (i = 0; i < cols.Length; i++)
{
x += (double)r.Width * cols [i];
gr.MoveTo(Math.Floor(x) + 0.5, 0);
gr.LineTo(Math.Floor(x) + 0.5, r.Height);
}
gr.Stroke();
lastScroll = Scroll;
lastHoverIndex = HoverIndex;
lastSelectedIndex = SelectedIndex;
lastVisibleLines = visibleLines;
if (Datas?.Count <= visibleLines)
{
gr.Restore();
return;
}
if (mouseScrolling)
{
new SolidColor(Crow.Color.Jet.AdjustAlpha(0.5)).SetAsSource(gr);
}
else
{
new SolidColor(Crow.Color.LightGray.AdjustAlpha(0.5)).SetAsSource(gr);
}
CairoHelpers.CairoRectangle(gr, scrBar, 0.0);
gr.Fill();
new SolidColor(Crow.Color.BlueCrayola.AdjustAlpha(0.7)).SetAsSource(gr);
scrBar.Y += (int)((double)scrBar.Height * (double)Scroll / (double)Datas.Count);
scrBar.Height = (int)((double)scrBar.Height * (double)visibleLines / (double)Datas.Count);
CairoHelpers.CairoRectangle(gr, scrBar, 2.0);
gr.Fill();
gr.Restore();
}
}
void Draw(Cairo.Context ctx)
{
int tabArea = tabEndX - tabStartX;
int x = GetRenderOffset();
int y = 0;
int n = 0;
Action <Cairo.Context> drawActive = c => {};
List <Action <Cairo.Context> > drawCommands = new List <Action <Context> > ();
for (; n < notebook.Tabs.Count; n++)
{
if (x + TabWidth < tabStartX)
{
x += TabWidth;
continue;
}
if (x > tabEndX)
{
break;
}
int closingWidth;
var cmd = DrawClosingTab(n, new Gdk.Rectangle(x, y, 0, Allocation.Height), out closingWidth);
drawCommands.Add(cmd);
x += closingWidth;
var tab = (DockNotebookTab)notebook.Tabs [n];
bool active = tab == notebook.CurrentTab;
int width = Math.Min(TabWidth, Math.Max(50, tabEndX - x - 1));
if (tab == notebook.Tabs.Last())
{
width += LastTabWidthAdjustment;
}
width = (int)(width * tab.WidthModifier);
if (active)
{
int tmp = x;
drawActive = c => DrawTab(c, tab, Allocation, new Gdk.Rectangle(tmp, y, width, Allocation.Height), true, true, draggingTab, CreateTabLayout(tab));
tab.Allocation = new Gdk.Rectangle(tmp, Allocation.Y, width, Allocation.Height);
}
else
{
int tmp = x;
bool highlighted = tab == highlightedTab;
if (tab.SaveStrength > 0.0f)
{
tmp = (int)(tab.SavedAllocation.X + (tmp - tab.SavedAllocation.X) * (1.0f - tab.SaveStrength));
}
drawCommands.Add(c => DrawTab(c, tab, Allocation, new Gdk.Rectangle(tmp, y, width, Allocation.Height), highlighted, false, false, CreateTabLayout(tab)));
tab.Allocation = new Gdk.Rectangle(tmp, Allocation.Y, width, Allocation.Height);
}
x += width;
}
Gdk.Rectangle allocation = Allocation;
int tabWidth;
drawCommands.Add(DrawClosingTab(n, new Gdk.Rectangle(x, y, 0, allocation.Height), out tabWidth));
drawCommands.Reverse();
DrawBackground(ctx, allocation);
// Draw breadcrumb bar header
if (notebook.Tabs.Count > 0)
{
ctx.Rectangle(0, allocation.Height - BottomBarPadding, allocation.Width, BottomBarPadding);
ctx.Color = Styles.BreadcrumbBackgroundColor;
ctx.Fill();
}
ctx.Rectangle(tabStartX - LeanWidth / 2, allocation.Y, tabArea + LeanWidth, allocation.Height);
ctx.Clip();
foreach (var cmd in drawCommands)
{
cmd(ctx);
}
ctx.ResetClip();
// Redraw the dragging tab here to be sure its on top. We drew it before to get the sizing correct, this should be fixed.
drawActive(ctx);
}
private void RenderNodeGroup(NodeGroup ng, Network network, Cairo.Context gc)
{
gc.Save();
SizeD size = CalculateNodeGroupSize(ng, gc);
ng.Dimension = size;
CreateRoundedRectPath(gc, ng.Position.X, ng.Position.Y, size.Width, size.Height, 20);
gc.Color = new Cairo.Color(0, 0, 0, 0.5);
gc.FillPreserve();
if (selectedGroup == ng)
{
gc.Save();
gc.Color = orangeOverlay;
gc.StrokePreserve();
gc.Restore();
}
var titleTextSize = CalculateNodeGroupTitleTextSize(ng, gc);
var titleSize = new SizeD(size.Width, titleTextSize.Height + (Padding * 2.0));
gc.Clip();
gc.Rectangle(ng.Position.X, ng.Position.Y, titleSize.Width, titleSize.Height);
gc.Fill();
gc.ResetClip();
gc.Color = lightGray;
double hostTextX = ng.Position.X + (titleSize.Width / 2.0) - (titleTextSize.Width / 2.0);
double hostTextY = ng.Position.Y + (titleSize.Height / 2.0) - (titleTextSize.Height / 2.0);
gc.MoveTo(hostTextX, hostTextY /* + titleTextSize.Height */);
Pango.Layout layout = new Pango.Layout(this.PangoContext);
layout.FontDescription = this.PangoContext.FontDescription.Copy();
layout.FontDescription.Size = Pango.Units.FromDouble(NodegroupNameFontSize);
layout.SetText(ng.Name);
Pango.CairoHelper.ShowLayout(gc, layout);
SizeD nodesSize = CalculateNodeGroupSize(ng, gc);
if (ng.Nodes.Count == 1)
{
double positionY = ng.Position.Y + titleSize.Height + Padding;
double positionX = ng.Position.X + (ng.Dimension.Width / 2.0) - HalfAvatarDimension;
RenderNode(gc, (Node)ng.Nodes[0], positionX, positionY);
}
else if (ng.Nodes.Count == 2)
{
// position them side-by-side, separated by (padding) number of pixels, centered in the
// space.
double positionY = ng.Position.Y + titleSize.Height + Padding;
double position1X = ng.Position.X + (ng.Dimension.Width / 2.0) - (Padding / 2.0) - AvatarDimension;
double position2X = position1X + Padding + AvatarDimension;
RenderNode(gc, (Node)ng.Nodes[0], position1X, positionY);
RenderNode(gc, (Node)ng.Nodes[1], position2X, positionY);
}
else
{
double deg = 0;
double x = 0;
double y = 0;
var contentY = ng.Position.Y + titleSize.Height;
var contentHeight = size.Height - titleSize.Height;
var middle = new System.Drawing.Point(Convert.ToInt32(ng.Position.X + size.Width - (size.Width / 2.0)),
Convert.ToInt32(contentY + contentHeight - (contentHeight / 2.0)));
int nodeSize = Convert.ToInt32(AvatarDimension);
for (int i = 0; i < ng.Nodes.Count; i++)
{
x = Math.Sin(deg) * ((size.Width / 2.0) - (nodeSize)) + middle.X - (nodeSize / 2.0);
y = Math.Cos(deg) * ((contentHeight / 2.0) - (nodeSize)) + middle.Y - (nodeSize / 2.0);
RenderNode(gc, (Node)ng.Nodes[i], x, y);
deg += Math.PI / (ng.Nodes.Count / 2.0);
}
}
gc.Restore();
}
void InternalDraw(int markerStart, int markerEnd, MonoTextEditor editor, Cairo.Context cr, LineMetrics metrics, bool selected, int startOffset, int endOffset, double y, double startXPos, double endXPos)
{
if (markerStart >= markerEnd)
{
return;
}
var layout = metrics.Layout.Layout;
double @from;
double to;
if (markerStart < startOffset && endOffset < markerEnd)
{
@from = startXPos;
to = endXPos;
}
else
{
int start = Math.Max(startOffset, markerStart);
int end = Math.Min(endOffset, markerEnd);
int /*lineNr,*/ x_pos;
uint curIndex = 0;
uint byteIndex = 0;
var textLength = metrics.Layout.Text.Length;
if (textLength > 0)
{
uint idx = (uint)Math.Min(Math.Max(0, start - startOffset), textLength - 1);
metrics.Layout.TranslateToUTF8Index(idx, ref curIndex, ref byteIndex);
x_pos = layout.IndexToPos(System.Math.Max(0, (int)byteIndex)).X;
@from = startXPos + (int)(x_pos / Pango.Scale.PangoScale);
idx = (uint)Math.Min(Math.Max(0, end - startOffset), textLength - 1);
metrics.Layout.TranslateToUTF8Index(idx, ref curIndex, ref byteIndex);
x_pos = layout.IndexToPos(System.Math.Max(0, (int)byteIndex)).X;
to = startXPos + (int)(x_pos / Pango.Scale.PangoScale);
}
else
{
@from = startXPos;
to = startXPos + editor.TextViewMargin.CharWidth;
}
var line = editor.GetLineByOffset(endOffset);
if (markerEnd > endOffset || @from == to)
{
to += editor.TextViewMargin.CharWidth;
if (@from >= to)
{
@from = to - editor.TextViewMargin.CharWidth;
}
}
}
@from = System.Math.Max(@from, editor.TextViewMargin.XOffset);
to = System.Math.Max(to, editor.TextViewMargin.XOffset);
if (Length == 0)
{
to += editor.TextViewMargin.charWidth;
}
if (@from >= to)
{
return;
}
double height = editor.LineHeight / 5;
if (string.IsNullOrEmpty(ColorName))
{
cr.SetSourceColor(Color);
}
else
{
HslColor color;
editor.EditorTheme.TryGetColor(ColorName, out color);
cr.SetSourceColor(color);
}
cr.LineWidth = editor.Options.Zoom;
switch (Effect)
{
case MonoDevelop.Ide.Editor.TextSegmentMarkerEffect.WavedLine:
cr.Rectangle(@from, 0, to - @from, editor.Allocation.Height);
cr.Clip();
Pango.CairoHelper.ShowErrorUnderline(cr, metrics.TextRenderStartPosition, y + editor.LineHeight - height, editor.Allocation.Width, height);
cr.ResetClip();
break;
case MonoDevelop.Ide.Editor.TextSegmentMarkerEffect.DottedLine:
cr.Save();
cr.MoveTo(@from, y + editor.LineHeight - editor.Options.Zoom - 0.5);
cr.LineTo(to, y + editor.LineHeight - editor.Options.Zoom - 0.5);
cr.SetDash(new double [] { 2 * editor.Options.Zoom, 2 * editor.Options.Zoom }, 0);
cr.Stroke();
cr.Restore();
break;
case MonoDevelop.Ide.Editor.TextSegmentMarkerEffect.Underline:
cr.MoveTo(@from, y + editor.LineHeight - editor.Options.Zoom - 0.5);
cr.LineTo(to, y + editor.LineHeight - editor.Options.Zoom - 0.5);
cr.Stroke();
break;
default:
throw new InvalidOperationException("Invalid text segment marker effect " + Effect + " not supported by this marker.");
}
}
protected override void ClippedRender(Context cr)
{
if (!EnsureLayout ()) {
return;
}
Brush foreground = Foreground;
if (!foreground.IsValid) {
return;
}
cr.Rectangle (0, 0, RenderSize.Width, RenderSize.Height);
cr.Clip ();
bool fade = text_alloc.Width > RenderSize.Width;
if (fade) {
cr.PushGroup ();
}
cr.MoveTo (text_alloc.X, text_alloc.Y);
Foreground.Apply (cr);
Pango.CairoHelper.ShowLayout (cr, layout);
cr.Fill ();
if (fade) {
LinearGradient mask = new LinearGradient (RenderSize.Width - 20, 0, RenderSize.Width, 0);
mask.AddColorStop (0, new Color (0, 0, 0, 1));
mask.AddColorStop (1, new Color (0, 0, 0, 0));
cr.PopGroupToSource ();
cr.Mask (mask);
mask.Destroy ();
}
cr.ResetClip ();
}
