protected sealed override void PaintSurface (DockySurface surface)
{
surface.Clear ();
lock (buffers) {
if (slideCounter > 0 && slideCounter < slideSteps) {
double offset = Allocation.Width * Math.Log (slideCounter) / Math.Log (slideSteps);
if (MovedLeft) {
ShowBuffer (surface, Page, offset - Allocation.Width);
ShowBuffer (surface, LastPage, offset);
} else {
ShowBuffer (surface, Page, Allocation.Width - offset);
ShowBuffer (surface, LastPage, -offset);
}
// fade out the edges during a slide
Gradient linpat = new LinearGradient (0, surface.Height / 2, surface.Width, surface.Height / 2);
linpat.AddColorStop (0, new Color(1, 1, 1, 1));
linpat.AddColorStop (2 * (double) BUTTON_SIZE / surface.Width, new Color(1, 1, 1, 0));
linpat.AddColorStop (1 - 2 * (double) BUTTON_SIZE / surface.Width, new Color(1, 1, 1, 0));
linpat.AddColorStop (1, new Color(1, 1, 1, 1));
surface.Context.Save ();
surface.Context.Operator = Operator.Source;
surface.Context.Color = new Cairo.Color (0, 0, 0, 0);
surface.Context.Mask (linpat);
surface.Context.PaintWithAlpha (0);
surface.Context.Restore ();
linpat.Destroy ();
} else {
ShowBuffer (surface, Page, 0);
}
}
// overlay the prev/next arrow buttons
if (buttonBuffer != null && (buttonBuffer.Width != surface.Width || buttonBuffer.Height != surface.Height))
ResetButtons ();
if (buttonBuffer == null) {
buttonBuffer = new DockySurface (surface.Width, surface.Height, surface);
DrawButtonsBuffer ();
}
buttonBuffer.Internal.Show (surface.Context, 0, 0);
}
DockySurface CreateUrgentGlowBuffer ()
{
// FIXME: create gconf value
Gdk.Color gdkColor = Style.Backgrounds [(int) StateType.Selected].SetMinimumValue (90);
Cairo.Color color = new Cairo.Color ((double) gdkColor.Red / ushort.MaxValue,
(double) gdkColor.Green / ushort.MaxValue,
(double) gdkColor.Blue / ushort.MaxValue,
1.0);
color = color.AddHue (DockServices.Theme.UrgentHueShift).SetSaturation (1);
int size = (int) 2.5 * IconSize;
DockySurface surface = new DockySurface (size, size, background_buffer);
surface.Clear ();
Cairo.Context cr = surface.Context;
double x = size / 2;
double y = x;
cr.MoveTo (x, y);
cr.Arc (x, y, size / 2, 0, Math.PI * 2);
RadialGradient rg = new RadialGradient (x, y, 0, x, y, size / 2);
rg.AddColorStop (0, new Cairo.Color (1, 1, 1, 1));
rg.AddColorStop (.33, color.SetAlpha (.66));
rg.AddColorStop (.66, color.SetAlpha (.33));
rg.AddColorStop (1.0, color.SetAlpha (0.0));
cr.Pattern = rg;
cr.Fill ();
rg.Destroy ();
return surface;
}
DockySurface CreateWaitBuffer ()
{
DockySurface surface = new DockySurface (IconSize, IconSize, background_buffer);
surface.Clear ();
surface.Context.Color = new Cairo.Color (0, 0, 0, 0);
surface.Context.Operator = Operator.Source;
surface.Context.PaintWithAlpha (0.5);
double baseLog = Math.Log (WaitArmsPerGroup + 1);
int size = Math.Min (surface.Width, surface.Height);
// Ensure that LineWidth is a multiple of 2 for nice drawing
surface.Context.LineWidth = (int) Math.Max (1, size / 40.0);
surface.Context.LineCap = LineCap.Round;
surface.Context.Translate (surface.Width / 2, surface.Height / 2);
if (surface.Context.LineWidth % 2 == 1)
surface.Context.Translate (.5, .5);
Gdk.Color color = Style.Backgrounds [(int) Gtk.StateType.Selected].SetMinimumValue (100);
Cairo.Color baseColor = new Cairo.Color ((double) color.Red / ushort.MaxValue,
(double) color.Green / ushort.MaxValue,
(double) color.Blue / ushort.MaxValue,
1);
for (int i = 0; i < WaitArmsPerGroup * WaitGroups; i++) {
int position = 1 + (i % WaitArmsPerGroup);
surface.Context.Color = baseColor.SetAlpha (1 - Math.Log (position) / baseLog);
surface.Context.MoveTo (0, size / 8);
surface.Context.LineTo (0, size / 4);
surface.Context.Rotate (-2 * Math.PI / (WaitArmsPerGroup * WaitGroups));
surface.Context.Stroke ();
}
return surface;
}
DockySurface CreateIndicatorBuffer (int size, Cairo.Color color)
{
DockySurface surface = new DockySurface (size, size, background_buffer);
surface.Clear ();
Cairo.Context cr = surface.Context;
double x = size / 2;
double y = x;
cr.MoveTo (x, y);
cr.Arc (x, y, size / 2, 0, Math.PI * 2);
RadialGradient rg = new RadialGradient (x, y, 0, x, y, size / 2);
rg.AddColorStop (0, new Cairo.Color (1, 1, 1, 1));
rg.AddColorStop (.10, color.SetAlpha (1.0));
rg.AddColorStop (.20, color.SetAlpha (.60));
rg.AddColorStop (.25, color.SetAlpha (.25));
rg.AddColorStop (.50, color.SetAlpha (.15));
rg.AddColorStop (1.0, color.SetAlpha (0.0));
cr.Pattern = rg;
cr.Fill ();
rg.Destroy ();
return surface;
}
void DrawDock (DockySurface surface)
{
surface.Clear ();
UpdateDrawRegionsForSurface (surface);
Gdk.Rectangle dockArea, cursorArea;
GetDockAreaOnSurface (surface, out dockArea, out cursorArea);
if (Preferences.PanelMode) {
Gdk.Rectangle panelArea = dockArea;
if (PanelModeToggleProgress == 1) {
if (Preferences.IsVertical) {
panelArea.Y = -100;
panelArea.Height = Height + 200;
} else {
panelArea.X = -100;
panelArea.Width = Width + 200;
}
}
DrawDockBackground (surface, panelArea);
} else {
DrawDockBackground (surface, dockArea);
}
double painterVisibility = PainterOpacity;
if (painterVisibility < 1) {
if (icon_buffer == null || icon_buffer.Width != surface.Width || icon_buffer.Height != surface.Height) {
if (icon_buffer != null)
icon_buffer.Dispose ();
icon_buffer = new DockySurface (surface.Width, surface.Height, surface);
}
icon_buffer.Clear ();
foreach (AbstractDockItem adi in Items)
DrawItem (icon_buffer, dockArea, adi);
surface.Context.SetSource (icon_buffer.Internal, 0, 0);
surface.Context.PaintWithAlpha (1 - painterVisibility);
}
if (Painter != null && painterVisibility > 0)
DrawPainter (surface, dockArea);
if (ActiveGlow) {
Gdk.Color color = Style.BaseColors[(int) Gtk.StateType.Selected];
Gdk.Rectangle extents;
using (DockySurface tmp = surface.CreateMask (0, out extents)) {
extents.Inflate (GlowSize * 2, GlowSize * 2);
tmp.ExponentialBlur (GlowSize, extents);
tmp.Context.Color = new Cairo.Color (
(double) color.Red / ushort.MaxValue,
(double) color.Green / ushort.MaxValue,
(double) color.Blue / ushort.MaxValue,
.90).SetValue (1).MultiplySaturation (4);
tmp.Context.Operator = Operator.Atop;
tmp.Context.Paint ();
surface.Context.Operator = Operator.DestOver;
surface.Context.SetSource (tmp.Internal);
surface.Context.Paint ();
surface.Context.Operator = Operator.Over;
}
}
if (DockOpacity < 1)
SetDockOpacity (surface);
// Draw UrgentGlow which is visible when Docky is hidden and an item need attention
if (AutohideManager.Hidden && !ConfigurationMode && (!Preferences.FadeOnHide || Preferences.FadeOpacity == 0)) {
foreach (AbstractDockItem adi in Items) {
double diff = (render_time - adi.StateSetTime (ItemState.Urgent)).TotalMilliseconds;
if (adi.Indicator != ActivityIndicator.None && (adi.State & ItemState.Urgent) == ItemState.Urgent &&
(DockServices.Theme.GlowTime.Days > 0 || diff < DockServices.Theme.GlowTime.TotalMilliseconds)) {
if (urgent_glow_buffer == null)
urgent_glow_buffer = CreateUrgentGlowBuffer ();
DrawValue val = DrawValues [adi];
DrawValue glowloc;
if (Preferences.FadeOnHide)
glowloc = val.MoveIn (Position, -urgent_glow_buffer.Height / 2 + DockHeightBuffer);
else
glowloc = val.MoveIn (Position, -urgent_glow_buffer.Height / 2 + DockHeightBuffer + ZoomedDockHeight);
double opacity = 0.2 + (0.75 * (Math.Sin (diff / PulseTime.TotalMilliseconds * 2 * Math.PI) + 1) / 2);
urgent_glow_buffer.ShowWithOptions (surface, glowloc.Center, 1, 0, opacity);
}
}
}
SetInputMask (cursorArea);
Gdk.Rectangle staticArea = StaticDockArea (surface);
staticArea.X += window_position.X;
staticArea.Y += window_position.Y;
staticArea.Intersect (monitor_geo);
AutohideManager.SetIntersectArea (staticArea);
cursorArea.X += window_position.X;
cursorArea.Y += window_position.Y;
AutohideManager.SetCursorArea (cursorArea);
}