public Size LayoutInternal(bool doLayout, ClockControl clock) {
Size ps = Size.Empty;
Padding p = clock.Padding;
int width = 0;
Size clockFaceSize = Size.Empty;
if (doLayout) {
clockFaceSize = clock.ClockFaceSize;
width = clock.Width;
}
else {
width = GetPreferredClockDiameter(clock);
clockFaceSize = new Size(width, width);
clock.ClockFaceSize = clockFaceSize;
width += p.Horizontal;
}
Size szAM = clock.ClockItemAM.PreferredSize;
Size szPM = clock.ClockItemPM.PreferredSize;
Point ptAM = Point.Empty;
if (clock.ClockItemAM.Owner != null)
ptAM = GetLocation(Point.Empty, clockFaceSize, clock.ClockItemAMAngleDegrees, szAM, (int) (-clock.ClockItemAMDistanceFactor * szAM.Width));
Point ptPM = Point.Empty;
if (clock.ClockItemPM.Owner != null)
ptPM = GetLocation(Point.Empty, clockFaceSize, clock.ClockItemPMAngleDegrees, szPM, (int) (-clock.ClockItemPMDistanceFactor * szPM.Width));
int offsetX = 0;
if (ptAM.X < -clockFaceSize.Width / 2) {
offsetX = -(clockFaceSize.Width / 2) - ptAM.X;
width = p.Horizontal + (ptPM.X + szPM.Width - ptAM.X);
}
ps.Width = width;
int h2 = clock.GetHeaderHeight();
int gap = clock.GetHeaderClockFaceGap();
int ww = clockFaceSize.Width;
clock.ClockFaceCenter = new Point(offsetX + p.Left + ww / 2, h2 + gap + ww / 2);
if (doLayout) {
var headers = new [] { clock.ClockItemHour, clock.ClockItemColon, clock.ClockItemMinute, clock.ClockItemAMPM };
double[] alignY = new [] { 0.5, 1.0, 0.5, 1.0 };
int gap0 = clock.hourItems[0].PreferredSize.Width / 3;
int[] gaps = new [] { gap0, gap0, (int) (1.4 * gap0), 0 };
int totalWidth = 0;
for (int i = 0; i < headers.Length; i++) {
var h = headers[i];
var s = h.PreferredSize;
totalWidth += s.Width + gaps[i];
}
int m1 = clock.ClockItemHour.TextBounds.X;
int m2 = clock.ClockItemAMPM.PreferredSize.Width - clock.ClockItemAMPM.TextBounds.Right;
totalWidth -= (m1 + m2);
int x = Math.Max(0, width - totalWidth) / 2 - m1;
for (int i = 0; i < alignY.Length; i++) {
var h = headers[i];
int idealy = (int) Math.Ceiling(0.5 * (h2 - h.TextBounds.Height));
int dy = idealy - h.TextBounds.Y;
int dy2 = (int) Math.Ceiling((alignY[i] - 0.5) * (headers[0].TextBounds.Height - h.TextBounds.Height));
int y = p.Top + dy + dy2;
var s = h.PreferredSize;
h.SetBounds(new Point(x, y + 1), s);
x += s.Width + gaps[i];
}
var items = (clock.clockFace == ClockFace.Hours ? clock.hourItems : clock.minuteItems);
foreach (var item in items) {
Size s = item.PreferredSize;
Point pt = GetLocation(clock, item);
item.SetBounds(pt, s);
}
}
ptAM = GetLocation(clock.ClockFaceCenter, clockFaceSize, clock.ClockItemAMAngleDegrees, szAM, (int) (-clock.ClockItemAMDistanceFactor * szAM.Width));
ptPM = GetLocation(clock.ClockFaceCenter, clockFaceSize, clock.ClockItemPMAngleDegrees, szPM, (int) (-clock.ClockItemPMDistanceFactor * szPM.Width));
ptPM.X++; // pixel adjustment
Padding mOK = clock.ClockButtonOK.Margin;
Padding mCancel = clock.ClockButtonCancel.Margin;
//var r = clock.miAM.Bounds;
int y2a = 0;
if (clock.ClockItemAM.Owner != null)
y2a = ptAM.Y + (int) (clock.ButtonGapFactor * szAM.Height) + 1; // +1 otherwise the starting y-loc
int y2b = 0;
if (clock.ClockItemPM.Owner != null)
y2b = ptPM.Y + (int) (clock.ButtonGapFactor * szPM.Height) + 1; // would be on the separator line
int y2 = Math.Max(y2a, y2b);
if (y2 == 0) {
// use the same gap above the clock as below the clock when no AM button and no PM button are visible
y2 = clock.ClockFaceCenter.Y + clockFaceSize.Height / 2 + gap;
}
if (doLayout) {
if (clock.ClockItemAM.Owner != null)
clock.ClockItemAM.SetBounds(ptAM, szAM);
if (clock.ClockItemPM.Owner != null)
clock.ClockItemPM.SetBounds(ptPM, szPM);
}
if (clock.ClockButtonOK.Owner != null || clock.ClockButtonCancel.Owner != null) {
//---
int wOK = (int) Math.Ceiling(clock.ClockButtonOKWidthFactor * width);
int xOK = (int) ((width - wOK) * clock.ClockButtonOKAlignX) + mOK.Left;
wOK = wOK - mOK.Horizontal;
Point ptOK = new Point(xOK, y2 + mOK.Top);
Size szOK = new Size(wOK, clock.ClockButtonOK.PreferredSize.Height);
//---
int wCancel = (int) Math.Ceiling(clock.ClockButtonCancelWidthFactor * width);
int xCancel = (int) ((width - wCancel) * clock.ClockButtonCancelAlignX) + mCancel.Left;
wCancel = wCancel - mCancel.Horizontal;
Point ptCancel = new Point(xCancel, y2 + mCancel.Top);
Size szCancel = new Size(wCancel, clock.ClockButtonCancel.PreferredSize.Height);
if (doLayout) {
if (clock.ClockButtonOK.Owner != null)
clock.ClockButtonOK.SetBounds(ptOK, szOK);
if (clock.ClockButtonCancel.Owner != null)
clock.ClockButtonCancel.SetBounds(ptCancel, szCancel);
}
int yz1 = ptOK.Y + szOK.Height + mOK.Bottom + p.Bottom;
int yz2 = ptCancel.Y + szCancel.Height + mCancel.Bottom + p.Bottom;
ps.Height = Math.Max(yz1, yz2); // expected to be identical
}
else {
ps.Height = y2 + p.Bottom;
}
return ps;
}
private static Point GetLocation(ClockControl clock, ClockNumberItem item, int gap = 3) {
return GetLocation(clock.ClockFaceCenter, clock.ClockFaceSize, item.AngleDegrees, item.PreferredSize, gap);
}
public int GetPreferredClockDiameter(ClockControl clock) {
Size s = Size.Empty;
foreach (var cni in clock.minuteItems) {
Size ps = cni.PreferredSize;
if (ps.Width > s.Width)
s.Width = ps.Width;
if (ps.Height > s.Height)
s.Height = ps.Height;
}
foreach (var cni in clock.hourItems) {
Size ps = cni.PreferredSize;
if (ps.Width > s.Width)
s.Width = ps.Width;
if (ps.Height > s.Height)
s.Height = ps.Height;
}
int r = Math.Max(s.Width, s.Height);
double circumference = 12 * clock.ClockFaceSizeFactor * r;
double diameter = circumference / Math.PI;
int w = (int) Math.Ceiling(diameter);
return w;
}