void DrawValue(Cairo.Context ctx, Gdk.GC gc, DateTime initialTime, int ytop, int lx, int tx, ref int ty, ref int maxx, ref int maxy, int indent, CounterValueInfo val)
{
Gdk.Color color;
if (val.Counter != null)
{
color = val.Counter.GetColor();
}
else
{
color = Style.Black;
}
// Draw text
gc.RgbFgColor = color;
double ms = (val.Time - initialTime).TotalMilliseconds;
string txt = (ms / 1000).ToString("0.00000") + ": " + (val.Duration.TotalMilliseconds / 1000).ToString("0.00000") + " " + val.Trace;
layout.SetText(txt);
GdkWindow.DrawLayout(gc, tx + indent, ty, layout);
int tw, th;
layout.GetPixelSize(out tw, out th);
if (tx + tw + indent > maxx)
{
maxx = tx + tw + indent;
}
HotSpot hp = AddHotSpot(tx + indent, ty, tw, th);
int tempTy = ty;
hp.Action = delegate {
int ytm = ytop + (int)((ms * scale) / 1000);
SetBaseTime((int)(tempTy + (th / 2) + 0.5) - ytm);
};
hp.OnMouseOver += delegate {
overValue = val;
QueueDraw();
};
hp.Action += delegate {
focusedValue = val;
QueueDraw();
};
// Draw time marker
int ytime = ytop + (int)((ms * scale) / 1000) + baseTime;
if (val == focusedValue || val == overValue)
{
ctx.NewPath();
double dx = val == focusedValue ? 0 : 2;
ctx.Rectangle(lx + 0.5 + dx - SelectedValuePadding, ytime + 0.5, LineEndWidth - dx * 2 + SelectedValuePadding, ((val.Duration.TotalMilliseconds * scale) / 1000));
HslColor hsl = color;
hsl.L = val == focusedValue ? 0.9 : 0.8;
ctx.SetSourceColor(hsl);
ctx.Fill();
}
ctx.NewPath();
ctx.LineWidth = 1;
ctx.MoveTo(lx + 0.5, ytime + 0.5);
ctx.LineTo(lx + LineEndWidth + 0.5, ytime + 0.5);
ctx.LineTo(tx - 3 - LineEndWidth + 0.5, ty + (th / 2) + 0.5);
ctx.LineTo(tx + indent - 3 + 0.5, ty + (th / 2) + 0.5);
ctx.SetSourceColor(color.ToCairoColor());
ctx.Stroke();
// Expander
bool incLine = true;
if (val.CanExpand)
{
double ex = tx + indent - 3 - ExpanderSize - 2 + 0.5;
double ey = ty + (th / 2) - (ExpanderSize / 2) + 0.5;
hp = AddHotSpot(ex, ey, ExpanderSize, ExpanderSize);
DrawExpander(ctx, ex, ey, val.Expanded, false);
hp.OnMouseOver = delegate {
using (Cairo.Context c = CairoHelper.Create(GdkWindow)) {
DrawExpander(c, ex, ey, val.Expanded, true);
}
};
hp.OnMouseLeave = delegate {
using (Cairo.Context c = CairoHelper.Create(GdkWindow)) {
DrawExpander(c, ex, ey, val.Expanded, false);
}
};
hp.Action = delegate {
ToggleExpand(val);
};
if (val.Expanded && val.ExpandedTimerTraces.Count > 0)
{
ty += th + LineSpacing;
foreach (CounterValueInfo cv in val.ExpandedTimerTraces)
{
DrawValue(ctx, gc, initialTime, ytop, lx, tx, ref ty, ref maxx, ref maxy, indent + ChildIndent, cv);
}
incLine = false;
}
}
if (incLine)
{
ty += th + LineSpacing;
}
if (ytime > maxy)
{
maxy = ytime;
}
}
protected override bool OnExposeEvent(EventExpose e)
{
base.OnExposeEvent(e);
if (!PintaCore.Workspace.HasOpenDocuments)
{
return(true);
}
double scale = PintaCore.Workspace.Scale;
int x = (int)PintaCore.Workspace.Offset.X;
int y = (int)PintaCore.Workspace.Offset.Y;
// Translate our expose area for the whole drawingarea to just our canvas
Rectangle canvas_bounds = new Rectangle(x, y, PintaCore.Workspace.CanvasSize.Width, PintaCore.Workspace.CanvasSize.Height);
canvas_bounds.Intersect(e.Area);
if (canvas_bounds.IsEmpty)
{
return(true);
}
canvas_bounds.X -= x;
canvas_bounds.Y -= y;
// Resize our offscreen surface to a surface the size of our drawing area
if (canvas == null || canvas.Width != canvas_bounds.Width || canvas.Height != canvas_bounds.Height)
{
if (canvas != null)
{
(canvas as IDisposable).Dispose();
}
canvas = new Cairo.ImageSurface(Cairo.Format.Argb32, canvas_bounds.Width, canvas_bounds.Height);
}
cr.Initialize(PintaCore.Workspace.ImageSize, PintaCore.Workspace.CanvasSize);
using (Cairo.Context g = CairoHelper.Create(GdkWindow)) {
// Draw our canvas drop shadow
g.DrawRectangle(new Cairo.Rectangle(x, y, PintaCore.Workspace.CanvasSize.Width + 1, PintaCore.Workspace.CanvasSize.Height + 1), new Cairo.Color(.5, .5, .5), 1);
g.DrawRectangle(new Cairo.Rectangle(x - 1, y - 1, PintaCore.Workspace.CanvasSize.Width + 3, PintaCore.Workspace.CanvasSize.Height + 3), new Cairo.Color(.8, .8, .8), 1);
g.DrawRectangle(new Cairo.Rectangle(x - 2, y - 2, PintaCore.Workspace.CanvasSize.Width + 5, PintaCore.Workspace.CanvasSize.Height + 5), new Cairo.Color(.9, .9, .9), 1);
// Set up our clip rectangle
g.Rectangle(new Cairo.Rectangle(x, y, PintaCore.Workspace.CanvasSize.Width, PintaCore.Workspace.CanvasSize.Height));
g.Clip();
g.Translate(x, y);
// Render all the layers to a surface
var layers = PintaCore.Layers.GetLayersToPaint();
if (layers.Count == 0)
{
canvas.Clear();
}
cr.Render(layers, canvas, canvas_bounds.Location);
// Paint the surface to our canvas
g.SetSourceSurface(canvas, canvas_bounds.X + (int)(0 * scale), canvas_bounds.Y + (int)(0 * scale));
g.Paint();
// Selection outline
if (PintaCore.Layers.ShowSelection)
{
g.Save();
g.Translate(0.5, 0.5);
g.Scale(scale, scale);
g.AppendPath(PintaCore.Workspace.ActiveDocument.Selection.SelectionPath);
if (PintaCore.Tools.CurrentTool.Name.Contains("Select") && !PintaCore.Tools.CurrentTool.Name.Contains("Selected"))
{
g.Color = 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.Color = 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.Color = new Cairo.Color(0, 0, 0);
g.Stroke();
g.Restore();
}
}
return(true);
}
protected override bool OnExposeEvent(EventExpose e)
{
base.OnExposeEvent(e);
var scale = document.Workspace.Scale;
var x = (int)document.Workspace.Offset.X;
var y = (int)document.Workspace.Offset.Y;
// Translate our expose area for the whole drawingarea to just our canvas
var canvas_bounds = new Rectangle(x, y, document.Workspace.CanvasSize.Width, document.Workspace.CanvasSize.Height);
canvas_bounds.Intersect(e.Area);
if (canvas_bounds.IsEmpty)
{
return(true);
}
canvas_bounds.X -= x;
canvas_bounds.Y -= y;
// Resize our offscreen surface to a surface the size of our drawing area
if (canvas == null || canvas.Width != canvas_bounds.Width || canvas.Height != canvas_bounds.Height)
{
if (canvas != null)
{
(canvas as IDisposable).Dispose();
}
canvas = new Cairo.ImageSurface(Cairo.Format.Argb32, canvas_bounds.Width, canvas_bounds.Height);
}
cr.Initialize(document.ImageSize, document.Workspace.CanvasSize);
using (var g = CairoHelper.Create(GdkWindow)) {
// Draw our canvas drop shadow
g.DrawRectangle(new Cairo.Rectangle(x - 1, y - 1, document.Workspace.CanvasSize.Width + 2, document.Workspace.CanvasSize.Height + 2), new Cairo.Color(.5, .5, .5), 1);
g.DrawRectangle(new Cairo.Rectangle(x - 2, y - 2, document.Workspace.CanvasSize.Width + 4, document.Workspace.CanvasSize.Height + 4), new Cairo.Color(.8, .8, .8), 1);
g.DrawRectangle(new Cairo.Rectangle(x - 3, y - 3, document.Workspace.CanvasSize.Width + 6, document.Workspace.CanvasSize.Height + 6), new Cairo.Color(.9, .9, .9), 1);
// Set up our clip rectangle
g.Rectangle(new Cairo.Rectangle(x, y, document.Workspace.CanvasSize.Width, document.Workspace.CanvasSize.Height));
g.Clip();
g.Translate(x, y);
// Render all the layers to a surface
var layers = document.GetLayersToPaint();
if (layers.Count == 0)
{
canvas.Clear();
}
cr.Render(layers, canvas, canvas_bounds.Location);
// Paint the surface to our canvas
g.SetSourceSurface(canvas, canvas_bounds.X + (int)(0 * scale), canvas_bounds.Y + (int)(0 * scale));
g.Paint();
// Selection outline
if (document.Selection.Visible)
{
bool fillSelection = PintaCore.Tools.CurrentTool.Name.Contains("Select") &&
!PintaCore.Tools.CurrentTool.Name.Contains("Selected");
document.Selection.Draw(g, scale, fillSelection);
}
}
return(true);
}
protected override bool OnExposeEvent(EventExpose evnt)
{
if (data == null)
{
BuildData();
}
hostSpots.Clear();
int ytop = padding;
int markerX = 3;
int lx = markerX + MarkerWidth + 1;
int tx = 250;
int ty = ytop;
int maxx = lx;
int maxy = 0;
DateTime initialTime = mainValue.TimeStamp;
Cairo.Context ctx = CairoHelper.Create(GdkWindow);
using (Gdk.GC gc = new Gdk.GC(GdkWindow)) {
gc.RgbFgColor = Style.White;
GdkWindow.DrawRectangle(gc, true, 0, 0, Allocation.Width, Allocation.Height);
// Draw full time marker
ctx.NewPath();
ctx.Rectangle(markerX, ytop + baseTime + 0.5, MarkerWidth / 2, ((mainValue.Duration.TotalMilliseconds * scale) / 1000));
HslColor hsl = Style.Foreground(Gtk.StateType.Normal);
hsl.L = 0.8;
ctx.SetSourceColor(hsl);
ctx.Fill();
// Draw values
foreach (CounterValueInfo val in data)
{
DrawValue(ctx, gc, initialTime, ytop, lx, tx, ref ty, ref maxx, ref maxy, 0, val);
}
if (ty > maxy)
{
maxy = ty;
}
int totalms = (int)mainValue.Duration.TotalMilliseconds;
int marks = (totalms / 1000) + 1;
ctx.LineWidth = 1;
gc.RgbFgColor = Style.Foreground(Gtk.StateType.Normal);
for (int n = 0; n <= marks; n++)
{
ctx.NewPath();
int y = ytop + (int)(n * scale) + baseTime;
ctx.MoveTo(markerX, y + 0.5);
ctx.LineTo(markerX + MarkerWidth, y + 0.5);
ctx.SetSourceColor(Style.Foreground(Gtk.StateType.Normal).ToCairoColor());
ctx.Stroke();
y += 2;
layout.SetText(n + "s");
GdkWindow.DrawLayout(gc, markerX + 1, y + 2, layout);
int tw, th;
layout.GetPixelSize(out tw, out th);
y += th;
if (y > maxy)
{
maxy = y;
}
}
}
((IDisposable)ctx).Dispose();
maxy += padding;
maxx += padding;
if (lastHeight != maxy || lastWidth != maxx)
{
lastWidth = maxx;
lastHeight = maxy;
SetSizeRequest(maxx, maxy);
}
return(true);
}
protected override bool OnExposeEvent(EventExpose e)
{
using (Context c = CairoHelper.Create(GdkWindow))
{
foreach (int k in vd.Keys)
{
foreach (KeyValuePair <int, double> i in g[k])
{
c.SetSourceRGB(0.0, 0.0, 0.0);
c.MoveTo(vd[k].pos);
PointD p = vd[i.Key].pos;
c.LineTo(p);
c.Stroke();
PointD midP = new PointD((vd[k].pos.X + p.X) / 2, (vd[k].pos.Y + p.Y) / 2);
PointD midP2 = new PointD((vd[i.Key].pos.X + midP.X) / 2, (vd[i.Key].pos.Y + midP.Y) / 2);
addMidPoint(k, i.Key, midP2);
PointD inter, p1, p2;
Intersection(vd[i.Key].radius, vd[k].pos, vd[i.Key].pos, out inter, out p1, out p2);
c.SetSourceRGB(0.0, 0.0, 0.0);
c.MoveTo(inter);
c.LineTo(p1);
c.LineTo(p2);
c.ClosePath();
c.Fill();
c.SetFontSize(18);
string st = i.Value.ToString();
if (updateWeight && weiToChange.Item1 == k && weiToChange.Item2 == i.Key)
{
st = String.Join("", weiToAdd);
if (blink)
{
st += "|";
}
c.SetSourceRGB(0.6, 0.4, 0.5);
}
else
{
c.SetSourceRGB(0.0, 0.0, 0.0);
}
TextExtents te = c.TextExtents(st);
PointD mp = new PointD(10 + midP2.X - (te.Width / 2 + te.XBearing), 10 + midP2.Y - (te.Height / 2 + te.YBearing));
c.MoveTo(mp);
c.ShowText(st);
c.Stroke();
}
}
if (displayPath)
{
c.SetSourceRGB(0.0, 0.8, 0.0);
for (int v = 0; v <= shortestPath.Count - 2; v++)
{
PointD from = vd[shortestPath[v]].pos;
PointD to = vd[shortestPath[v + 1]].pos;
c.MoveTo(from);
c.LineTo(to);
c.Stroke();
}
}
foreach (int k in vd.Keys)
{
string s = k.ToString();
int radius = s.Length > 1 ? 10 * s.Length : 15;
vd[k].radius = radius;
c.MoveTo(vd[k].pos);
c.SetSourceRGB(1.0, 1.0, 1.0);
c.Arc(vd[k].pos.X, vd[k].pos.Y, radius, 0.0, 2 * Math.PI);
c.Fill();
c.SetSourceRGB(0.0, 0.0, 0.0);
c.Arc(vd[k].pos.X, vd[k].pos.Y, radius, 0.0, 2 * Math.PI);
if (k == selectedVert)
{
c.Fill();
}
else
{
c.Stroke();
}
c.SetFontSize(30);
var t = (k == selectedVert) ? (1.0, 1.0, 1.0) : (0.0, 0.0, 0.0);
c.SetSourceRGB(t.Item1, t.Item2, t.Item3);
TextExtents te = c.TextExtents(s);
c.MoveTo(vd[k].pos.X - (te.Width / 2 + te.XBearing), vd[k].pos.Y - (te.Height / 2 + te.YBearing));
c.ShowText(s);
c.Fill();
}
}
return(true);
}
protected override bool OnExposeEvent(EventExpose ev)
{
Context c = CairoHelper.Create(GdkWindow);
c.SetSourceRGB((double)111 / (double)255, (double)120 / (double)255, (double)237 / (double)255);
c.Rectangle(0, 0, BoardWidth, BoardHeight);
c.Fill();
// ToDo: draw win positions
if (game.winCombination != null)
{
for (int i = 0; i < game.winCombination.Length; i++)
{
int row = game.winCombination[i].row, column = game.winCombination[i].column;
// green color
c.SetSourceRGB((double)24 / (double)255, (double)227 / (double)255, (double)111 / (double)255);
c.Rectangle(getX(column), getY(row), fieldSize, fieldSize);
c.Fill();
}
}
// draw pieces in the holes
for (int row = 0; row < Game.rows; row++)
{
for (int col = 0; col < Game.columns; col++)
{
// set color of field
if (game[row, col] == Game.FieldState.yellow)
{
// yellow
c.SetSourceRGB(1.0, 1.0, (double)74 / (double)255);
}
else if (game[row, col] == Game.FieldState.red)
{
// red
c.SetSourceRGB((double)250 / (double)255, (double)40 / (double)255, (double)40 / (double)255);
}
else
{
c.SetSourceRGB((double)223 / (double)255, (double)215 / (double)255, (double)215 / (double)255);
}
c.Arc(getX(col) + fieldMargin + holeRadius, getY(row) + fieldMargin + holeRadius, holeRadius, 0, 2 * Math.PI);
c.Fill();
}
}
// draw piece in the 0. row that will fall down
if (game[0, currentColumn] == Game.FieldState.none)
{
if (game.player == Game.FieldState.yellow)
{
// yellow
c.SetSourceRGB(1.0, 1.0, (double)74 / (double)255);
}
else if (game.player == Game.FieldState.red)
{
// red
c.SetSourceRGB((double)250 / (double)255, (double)40 / (double)255, (double)40 / (double)255);
}
c.Arc(getX(currentColumn) + fieldMargin + holeRadius, 0 + fieldMargin + holeRadius, holeRadius, 0, 2 * Math.PI);
c.Fill();
}
c.GetTarget().Dispose();
c.Dispose();
return(true);
}
private void UpdateImage()
{
float scale = Math.Min(Allocation.Width / _svgOriginalW, Allocation.Height / _svgOriginalH);
int width = (int)(_svgOriginalW * scale);
int height = (int)(_svgOriginalH * scale);
Context cr = Gdk.CairoHelper.Create(this.GdkWindow);
cr.SetSourceRGB(0, 0, 0);
cr.Rectangle(0, 0, width, height);
cr.Fill();
cr.Save();
using (MemoryStream ms = new MemoryStream())
{
_svg.Draw(width, height).Save(ms, ImageFormat.Png);
// imageView.Pixbuf = new Pixbuf(ms.ToArray());
CairoHelper.SetSourcePixbuf(cr, new Pixbuf(ms.ToArray()), 0, 0);
}
cr.Paint();
cr.Restore();
cr.SetSourceRGB(1, 1, 1);
foreach (SvgText text in _svgTexts)
{
if (text.Text == null)
{
continue;
}
float dx = text.X[0].Value / _svgOriginalW * width;
float dy = text.Y[0].Value / _svgOriginalH * height;
cr.MoveTo(dx, dy);
if (text.Color == warningColor)
{
cr.SetSourceColor(cWarningColor);
}
else if (text.Color == disabledColor)
{
cr.SetSourceColor(cDisabledColor);
}
else
{
cr.SetSourceColor(cNominalColor);
}
if (text.FontSize.Value is float size)
{
cr.SetFontSize(size * scale);
}
FontWeight weight = (text.FontWeight == SvgFontWeight.Bold) ? FontWeight.Bold : FontWeight.Normal;
FontSlant slant = (text.FontStyle == SvgFontStyle.Italic) ? FontSlant.Italic : FontSlant.Normal;
cr.SelectFontFace("sans serif", slant, weight);
if (text.TextAnchor == SvgTextAnchor.Middle)
{
TextExtents te = cr.TextExtents(text.Text);
cr.RelMoveTo(-te.Width / 2.0, 0);
}
cr.ShowText(text.Text);
}
// GC from example
((IDisposable)cr.GetTarget()).Dispose();
((IDisposable)cr).Dispose();
}
//FIXME: respect damage regions not just the whole areas, and skip more work when possible
protected override bool OnExposeEvent(Gdk.EventExpose evnt)
{
if (sections.Count == 0)
{
return(false);
}
var alloc = Allocation;
int bw = (int)BorderWidth;
double halfLineWidth = borderLineWidth / 2.0;
int bw2 = bw * 2;
int w = alloc.Width - bw2;
int h = alloc.Height - bw2;
using (var cr = CairoHelper.Create(evnt.Window)) {
CairoHelper.Region(cr, evnt.Region);
cr.Clip();
cr.Translate(alloc.X + bw, alloc.Y + bw);
var borderCol = Convert(Style.Dark(StateType.Normal));
cr.SetSourceColor(borderCol);
cr.Rectangle(halfLineWidth, halfLineWidth, w - borderLineWidth, h - borderLineWidth);
cr.LineWidth = borderLineWidth;
cr.Stroke();
cr.Translate(borderLineWidth, borderLineWidth);
w = w - (2 * borderLineWidth);
using (LinearGradient unselectedGrad = new LinearGradient(0, 0, 0, headerHeight),
hoverGrad = new LinearGradient(0, 0, 0, headerHeight),
selectedGrad = new LinearGradient(0, 0, 0, headerHeight)
)
{
var unselectedCol = Convert(Style.Mid(StateType.Normal));
var unselectedTextCol = Convert(Style.Text(StateType.Normal));
unselectedCol.A = 0.6;
unselectedGrad.AddColorStop(0, unselectedCol);
unselectedCol.A = 1;
unselectedGrad.AddColorStop(1, unselectedCol);
var hoverCol = Convert(Style.Mid(StateType.Prelight));
var hoverTextCol = Convert(Style.Text(StateType.Prelight));
hoverCol.A = 0.6;
hoverGrad.AddColorStop(0, unselectedCol);
hoverCol.A = 1;
hoverGrad.AddColorStop(1, unselectedCol);
var selectedCol = Convert(Style.Mid(StateType.Normal));
var selectedTextCol = Convert(Style.Text(StateType.Normal));
selectedCol.A = 0.6;
selectedGrad.AddColorStop(0, selectedCol);
selectedCol.A = 1;
selectedGrad.AddColorStop(1, selectedCol);
for (int i = 0; i < sections.Count; i++)
{
var section = sections[i];
bool isActive = activeIndex == i;
bool isHover = hoverIndex == i;
cr.Rectangle(0, 0, w, headerHeight);
cr.SetSource(isActive? selectedGrad : (isHover? hoverGrad : unselectedGrad));
cr.Fill();
cr.SetSourceColor(isActive? selectedTextCol : (isHover? hoverTextCol : unselectedTextCol));
layout.SetText(section.Title);
layout.Ellipsize = Pango.EllipsizeMode.End;
layout.Width = (int)((w - headerPadding - headerPadding) * Pango.Scale.PangoScale);
cr.MoveTo(headerPadding, headerPadding);
Pango.CairoHelper.ShowLayout(cr, layout);
cr.MoveTo(-halfLineWidth, i > activeIndex? -halfLineWidth : headerHeight + halfLineWidth);
cr.RelLineTo(w + borderLineWidth, 0.0);
cr.SetSourceColor(borderCol);
cr.Stroke();
cr.Translate(0, headerHeight + borderLineWidth);
if (isActive)
{
cr.Translate(0, section.Child.Allocation.Height + borderLineWidth);
}
}
}
}
PropagateExpose(sections[activeIndex].Child, evnt);
return(true); // base.OnExposeEvent (evnt);
}
protected override void Render(Drawable window, Widget widget, Gdk.Rectangle background_area, Gdk.Rectangle cell_area, Gdk.Rectangle expose_area, CellRendererState flags)
{
if (isDisposed)
{
return;
}
if (diffMode)
{
if (path.Equals(selctedPath))
{
selectedLine = -1;
selctedPath = null;
}
int w, maxy;
window.GetSize(out w, out maxy);
if (DrawLeft)
{
cell_area.Width += cell_area.X - leftSpace;
cell_area.X = leftSpace;
}
var treeview = widget as FileTreeView;
var p = treeview != null? treeview.CursorLocation : null;
cell_area.Width -= RightPadding;
window.DrawRectangle(widget.Style.BaseGC(Gtk.StateType.Normal), true, cell_area.X, cell_area.Y, cell_area.Width - 1, cell_area.Height);
Gdk.GC normalGC = widget.Style.TextGC(StateType.Normal);
Gdk.GC removedGC = new Gdk.GC(window);
removedGC.Copy(normalGC);
removedGC.RgbFgColor = baseRemoveColor.AddLight(-0.3);
Gdk.GC addedGC = new Gdk.GC(window);
addedGC.Copy(normalGC);
addedGC.RgbFgColor = baseAddColor.AddLight(-0.3);
Gdk.GC infoGC = new Gdk.GC(window);
infoGC.Copy(normalGC);
infoGC.RgbFgColor = widget.Style.Text(StateType.Normal).AddLight(0.2);
Cairo.Context ctx = CairoHelper.Create(window);
// Rendering is done in two steps:
// 1) Get a list of blocks to render
// 2) render the blocks
int y = cell_area.Y + 2;
// cline keeps track of the current source code line (the one to jump to when double clicking)
int cline = 1;
bool inHeader = true;
BlockInfo currentBlock = null;
List <BlockInfo> blocks = new List <BlockInfo> ();
for (int n = 0; n < lines.Length; n++, y += lineHeight)
{
string line = lines [n];
if (line.Length == 0)
{
currentBlock = null;
y -= lineHeight;
continue;
}
char tag = line [0];
if (line.StartsWith("---") || line.StartsWith("+++"))
{
// Ignore this part of the header.
currentBlock = null;
y -= lineHeight;
continue;
}
if (tag == '@')
{
int l = ParseCurrentLine(line);
if (l != -1)
{
cline = l - 1;
}
inHeader = false;
}
else if (tag != '-' && !inHeader)
{
cline++;
}
BlockType type;
switch (tag)
{
case '-':
type = BlockType.Removed;
break;
case '+':
type = BlockType.Added;
break;
case '@':
type = BlockType.Info;
break;
default:
type = BlockType.Unchanged;
break;
}
if (currentBlock == null || type != currentBlock.Type)
{
if (y > maxy)
{
break;
}
// Starting a new block. Mark section ends between a change block and a normal code block
if (currentBlock != null && IsChangeBlock(currentBlock.Type) && !IsChangeBlock(type))
{
currentBlock.SectionEnd = true;
}
currentBlock = new BlockInfo()
{
YStart = y,
FirstLine = n,
Type = type,
SourceLineStart = cline,
SectionStart = (blocks.Count == 0 || !IsChangeBlock(blocks[blocks.Count - 1].Type)) && IsChangeBlock(type)
};
blocks.Add(currentBlock);
}
// Include the line in the current block
currentBlock.YEnd = y + lineHeight;
currentBlock.LastLine = n;
}
// Now render the blocks
// The y position of the highlighted line
int selectedLineRowTop = -1;
BlockInfo lastCodeSegmentStart = null;
BlockInfo lastCodeSegmentEnd = null;
foreach (BlockInfo block in blocks)
{
if (block.Type == BlockType.Info)
{
// Finished drawing the content of a code segment. Now draw the segment border and label.
if (lastCodeSegmentStart != null)
{
DrawCodeSegmentBorder(infoGC, ctx, cell_area.X, cell_area.Width, lastCodeSegmentStart, lastCodeSegmentEnd, lines, widget, window);
}
lastCodeSegmentStart = block;
}
lastCodeSegmentEnd = block;
if (block.YEnd < 0)
{
continue;
}
// Draw the block background
DrawBlockBg(ctx, cell_area.X + 1, cell_area.Width - 2, block);
// Get all text for the current block
StringBuilder sb = new StringBuilder();
for (int n = block.FirstLine; n <= block.LastLine; n++)
{
string s = ProcessLine(lines [n]);
if (n > block.FirstLine)
{
sb.Append('\n');
}
if (block.Type != BlockType.Info && s.Length > 0)
{
sb.Append(s, 1, s.Length - 1);
}
else
{
sb.Append(s);
}
}
// Draw a special background for the selected line
if (block.Type != BlockType.Info && p.HasValue && p.Value.X >= cell_area.X && p.Value.X <= cell_area.Right && p.Value.Y >= block.YStart && p.Value.Y <= block.YEnd)
{
int row = (p.Value.Y - block.YStart) / lineHeight;
double yrow = block.YStart + lineHeight * row;
double xrow = cell_area.X + LeftPaddingBlock;
int wrow = cell_area.Width - 1 - LeftPaddingBlock;
if (block.Type == BlockType.Added)
{
ctx.Color = baseAddColor.AddLight(0.1).ToCairoColor();
}
else if (block.Type == BlockType.Removed)
{
ctx.Color = baseRemoveColor.AddLight(0.1).ToCairoColor();
}
else
{
ctx.Color = widget.Style.Base(Gtk.StateType.Prelight).AddLight(0.1).ToCairoColor();
xrow -= LeftPaddingBlock;
wrow += LeftPaddingBlock;
}
ctx.Rectangle(xrow, yrow, wrow, lineHeight);
ctx.Fill();
selectedLine = block.SourceLineStart + row;
selctedPath = path;
selectedLineRowTop = (int)yrow;
}
// Draw the line text. Ignore header blocks, since they are drawn as labels in DrawCodeSegmentBorder
if (block.Type != BlockType.Info)
{
layout.SetMarkup("");
layout.SetText(sb.ToString());
Gdk.GC gc;
switch (block.Type)
{
case BlockType.Removed:
gc = removedGC;
break;
case BlockType.Added:
gc = addedGC;
break;
case BlockType.Info:
gc = infoGC;
break;
default:
gc = normalGC;
break;
}
window.DrawLayout(gc, cell_area.X + 2 + LeftPaddingBlock, block.YStart, layout);
}
// Finally draw the change symbol at the left margin
DrawChangeSymbol(ctx, cell_area.X + 1, cell_area.Width - 2, block);
}
// Finish the drawing of the code segment
if (lastCodeSegmentStart != null)
{
DrawCodeSegmentBorder(infoGC, ctx, cell_area.X, cell_area.Width, lastCodeSegmentStart, lastCodeSegmentEnd, lines, widget, window);
}
// Draw the source line number at the current selected line. It must be done at the end because it must
// be drawn over the source code text and segment borders.
if (selectedLineRowTop != -1)
{
DrawLineBox(normalGC, ctx, ((Gtk.TreeView)widget).VisibleRect.Right - 4, selectedLineRowTop, selectedLine, widget, window);
}
((IDisposable)ctx).Dispose();
removedGC.Dispose();
addedGC.Dispose();
infoGC.Dispose();
}
else
{
// Rendering a normal text row
int y = cell_area.Y + (cell_area.Height - height) / 2;
window.DrawLayout(widget.Style.TextGC(GetState(flags)), cell_area.X, y, layout);
}
}
void Draw(Cairo.Context ctx, List <TableRow> rowList, int dividerX, int x, ref int y)
{
if (!heightMeasured)
{
return;
}
Pango.Layout layout = new Pango.Layout(PangoContext);
TableRow lastCategory = null;
foreach (var r in rowList)
{
int w, h;
layout.SetText(r.Label);
layout.GetPixelSize(out w, out h);
int indent = 0;
if (r.IsCategory)
{
var rh = h + CategoryTopBottomPadding * 2;
ctx.Rectangle(0, y, Allocation.Width, rh);
using (var gr = new LinearGradient(0, y, 0, rh)) {
gr.AddColorStop(0, new Cairo.Color(248d / 255d, 248d / 255d, 248d / 255d));
gr.AddColorStop(1, new Cairo.Color(240d / 255d, 240d / 255d, 240d / 255d));
ctx.SetSource(gr);
ctx.Fill();
}
if (lastCategory == null || lastCategory.Expanded || lastCategory.AnimatingExpand)
{
ctx.MoveTo(0, y + 0.5);
ctx.LineTo(Allocation.Width, y + 0.5);
}
ctx.MoveTo(0, y + rh - 0.5);
ctx.LineTo(Allocation.Width, y + rh - 0.5);
ctx.SetSourceColor(DividerColor);
ctx.Stroke();
ctx.MoveTo(x, y + CategoryTopBottomPadding);
ctx.SetSourceColor(CategoryLabelColor);
Pango.CairoHelper.ShowLayout(ctx, layout);
var img = r.Expanded ? discloseUp : discloseDown;
CairoHelper.SetSourcePixbuf(ctx, img, Allocation.Width - img.Width - CategoryTopBottomPadding, y + (rh - img.Height) / 2);
ctx.Paint();
y += rh;
lastCategory = r;
}
else
{
var cell = GetCell(r);
r.Enabled = !r.Property.IsReadOnly || cell.EditsReadOnlyObject;
var state = r.Enabled ? State : Gtk.StateType.Insensitive;
ctx.Save();
ctx.Rectangle(0, y, dividerX, h + PropertyTopBottomPadding * 2);
ctx.Clip();
ctx.MoveTo(x, y + PropertyTopBottomPadding);
ctx.SetSourceColor(Style.Text(state).ToCairoColor());
Pango.CairoHelper.ShowLayout(ctx, layout);
ctx.Restore();
if (r != currentEditorRow)
{
cell.Render(GdkWindow, ctx, r.EditorBounds, state);
}
y += r.EditorBounds.Height;
indent = PropertyIndent;
}
if (r.ChildRows != null && r.ChildRows.Count > 0 && (r.Expanded || r.AnimatingExpand))
{
int py = y;
ctx.Save();
if (r.AnimatingExpand)
{
ctx.Rectangle(0, y, Allocation.Width, r.AnimationHeight);
}
else
{
ctx.Rectangle(0, 0, Allocation.Width, Allocation.Height);
}
ctx.Clip();
Draw(ctx, r.ChildRows, dividerX, x + indent, ref y);
ctx.Restore();
if (r.AnimatingExpand)
{
y = py + r.AnimationHeight;
// Repaing the background because the cairo clip doesn't work for gdk primitives
int dx = (int)((double)Allocation.Width * dividerPosition);
ctx.Rectangle(0, y, dx, Allocation.Height - y);
ctx.SetSourceColor(LabelBackgroundColor);
ctx.Fill();
ctx.Rectangle(dx + 1, y, Allocation.Width - dx - 1, Allocation.Height - y);
ctx.SetSourceRGB(1, 1, 1);
ctx.Fill();
}
}
}
}
protected override bool OnExposeEvent(Gdk.EventExpose args)
{
Gdk.Window win = GdkWindow;
int rwidth, rheight;
Cairo.Context ctx = CairoHelper.Create(win);
win.GetSize(out rwidth, out rheight);
if (autoStartY || autoEndY)
{
double nstartY = double.MaxValue;
double nendY = double.MinValue;
GetValueRange(AxisDimension.Y, out nstartY, out nendY);
if (!autoStartY)
{
nstartY = startY;
}
if (!autoEndY)
{
nendY = endY;
}
if (nendY < nstartY)
{
nendY = nstartY;
}
if (nstartY != startY || nendY != endY)
{
yrangeChanged = true;
startY = nstartY;
endY = nendY;
}
}
if (autoStartX || autoEndX)
{
double nstartX = double.MaxValue;
double nendX = double.MinValue;
GetValueRange(AxisDimension.X, out nstartX, out nendX);
if (!autoStartX)
{
nstartX = startX;
}
if (!autoEndX)
{
nendX = endX;
}
if (nendX < nstartX)
{
nendX = nstartX;
}
if (nstartX != startX || nendX != endX)
{
xrangeChanged = true;
startX = nstartX;
endX = nendX;
}
}
if (yrangeChanged)
{
FixOrigins();
int right = rwidth - 2 - AreaBorderWidth;
left = AreaBorderWidth;
left += MeasureAxisSize(AxisPosition.Left) + 1;
right -= MeasureAxisSize(AxisPosition.Right) + 1;
yrangeChanged = false;
width = right - left + 1;
if (width <= 0)
{
width = 1;
}
}
if (xrangeChanged)
{
FixOrigins();
int bottom = rheight - 2 - AreaBorderWidth;
top = AreaBorderWidth;
bottom -= MeasureAxisSize(AxisPosition.Bottom);
top += MeasureAxisSize(AxisPosition.Top);
// Make room for cursor handles
foreach (ChartCursor cursor in cursors)
{
if (cursor.Dimension == AxisDimension.X && top - AreaBorderWidth < cursor.HandleSize)
{
top = cursor.HandleSize + AreaBorderWidth;
}
}
xrangeChanged = false;
height = bottom - top + 1;
if (height <= 0)
{
height = 1;
}
}
if (AutoScaleMargin != 0 && height > 0)
{
double margin = (double)AutoScaleMargin * (endY - startY) / (double)height;
if (autoStartY)
{
startY -= margin;
}
if (autoEndY)
{
endY += margin;
}
}
// Console.WriteLine ("L:" + left + " T:" + top + " W:" + width + " H:" + height);
// Draw the background
if (backgroundDisplay == BackgroundDisplay.Gradient)
{
ctx.Rectangle(left - 1, top - 1, width + 2, height + 2);
Cairo.Gradient pat = new Cairo.LinearGradient(left - 1, top - 1, left - 1, height + 2);
pat.AddColorStop(0, backroundColor);
Cairo.Color endc = new Cairo.Color(1, 1, 1);
pat.AddColorStop(1, endc);
ctx.Pattern = pat;
ctx.Fill();
}
else
{
ctx.Rectangle(left - 1, top - 1, width + 2, height + 2);
ctx.Color = backroundColor;
ctx.Fill();
}
// win.DrawRectangle (Style.WhiteGC, true, left - 1, top - 1, width + 2, height + 2);
win.DrawRectangle(Style.BlackGC, false, left - AreaBorderWidth, top - AreaBorderWidth, width + AreaBorderWidth * 2, height + AreaBorderWidth * 2);
// Draw selected area
if (enableSelection)
{
int sx, sy, ex, ey;
GetPoint(selectionStart.Value, selectionStart.Value, out sx, out sy);
GetPoint(selectionEnd.Value, selectionEnd.Value, out ex, out ey);
if (sx > ex)
{
int tmp = sx; sx = ex; ex = tmp;
}
Gdk.GC sgc = new Gdk.GC(GdkWindow);
sgc.RgbFgColor = new Color(225, 225, 225);
win.DrawRectangle(sgc, true, sx, top, ex - sx, height + 1);
}
// Draw axes
Gdk.GC gc = Style.BlackGC;
foreach (Axis ax in axis)
{
DrawAxis(win, gc, ax);
}
// Draw values
foreach (Serie serie in series)
{
if (serie.Visible)
{
DrawSerie(ctx, serie);
}
}
// Draw cursors
foreach (ChartCursor cursor in cursors)
{
DrawCursor(cursor);
}
// Draw cursor labels
foreach (ChartCursor cursor in cursors)
{
if (cursor.ShowValueLabel)
{
DrawCursorLabel(cursor);
}
}
((IDisposable)ctx).Dispose();
return(true);
}
