private void HandleRatchetScrolling(ScrollProperties scrollProperties, ScrollEventArgs se)
{
if (se.Type == ScrollEventType.ThumbPosition)
{
scrollProperties.Value = se.OldValue;
}
else if (se.Type == ScrollEventType.ThumbTrack)
{
int newStep = (se.NewValue / scrollProperties.SmallChange);
int oldStep = (se.OldValue / scrollProperties.SmallChange);
if (newStep != oldStep)
{
scrollProperties.Value = (se.NewValue / scrollProperties.SmallChange) * scrollProperties.SmallChange;
}
else
{
scrollProperties.Value = se.OldValue;
}
}
else
{
base.OnScroll(se);
}
}
private static bool SideAutoScroll(ScrollProperties sp, int stPos, int size, int mousePos, int mousePosPic)
{
if (!sp.Visible)
{
return(false);
}
const int limit = 20;
const int step = 20;
int d2 = size - mousePos; // расстояние до второй границы
if (mousePos < limit && d2 > mousePos && (mousePosPic < stPos || mousePosPic - stPos > limit))
{
sp.Value = Math.Max(sp.Minimum, sp.Value - step);
}
else if (d2 < limit && d2 < mousePos && (mousePosPic > stPos || stPos - mousePosPic > limit))
{
sp.Value = Math.Min(sp.Maximum, sp.Value + step);
}
else
{
return(false);
}
return(true);
}
/// <summary>
/// Captura y sobreescribe el manejo de la rueda del raton para el panel
/// flowLayoutPanel activo en el momento, en su scroll vertical unicamente.
/// </summary>
/// <param name="e"></param>
protected override void OnMouseWheel(MouseEventArgs e)
{
/* codigo aqui ...*/
Debug.Write("OnMouseWheel acction ");
//int ingrementVertical;
foreach (var item in tabControl1.SelectedTab.Controls)
{
Type tipo = typeof(FlowLayoutPanel);
if (item.GetType() == tipo)
{
FlowLayoutPanel flow = (FlowLayoutPanel)item;
if (flow != null)
{
ScrollProperties Vscroll = flow.VerticalScroll;
Debug.WriteLine($"SmalChanges: {Vscroll.SmallChange} , LargeChange: {Vscroll.LargeChange}");
Debug.WriteLine($"on flow {e.Delta};");
int newValor = Vscroll.Value - e.Delta;
if (newValor < Vscroll.Minimum || newValor > Vscroll.Maximum)
{
Debug.WriteLine("<Out of Minimum and Maximum>");
base.OnMouseWheel(e);
return;
}
//habra que depurar mas para no salirse de los limites de los valores
//if Value+=e.Deta esta ente el minimo y maximo de los se suma.
//analizamos el asunto despues.....
flow.VerticalScroll.Value = newValor;
flow.Invalidate(true);
//flow.Dispose();
}
}
}
base.OnMouseWheel(e);
}
private void SetValue(ScrollEventType type, ScrollProperties scrollProperties, int newValue)
{
Contract.Requires(scrollProperties != null);
if (newValue < scrollProperties.Minimum)
{
newValue = scrollProperties.Minimum;
}
if (newValue > scrollProperties.Maximum - scrollProperties.LargeChange)
{
newValue = scrollProperties.Maximum - scrollProperties.LargeChange + 1;
}
if (scrollProperties.Value != newValue)
{
var oldValue = scrollProperties.Value;
scrollProperties.Value = newValue;
if (type != ScrollEventType.EndScroll)
{
OnScroll(new ScrollEventArgs(
type,
oldValue,
newValue,
scrollProperties is VScrollProperties ? ScrollOrientation.VerticalScroll : ScrollOrientation.HorizontalScroll
));
Invalidate();
}
}
}
public void scrollToFrac(double frac, ScrollProperties prop)
{
int temp = (int)(prop.Minimum + frac * (double)(prop.Maximum - prop.Minimum - prop.LargeChange));
// I have no idea why this shit is necessary, but the scrollbar value property is Lazy! Sometimes its value
// doesn't change even when you set it. Kludge solution, attempt to set it 10 times. If it still doesn't work, give up
// (we don't want to enter an infinite loop)
for (int i = 0; i < 10; i++)
{
prop.Value = temp;
if (prop.Value == temp)
{
break;
}
}
if (prop.Value != temp)
{
messageLog(this, new MessageEvent("Scrollbar issues!!!"));
}
// System.Threading.Thread.Sleep(100);
// if (prop.Value != temp)
// throw new Exception("Microsoft sucks.");
}
int odrediPomakScrolla(int sirinaKlijenta, int sirinaPrikaza, ScrollProperties scroll, int zeljenaPozicija, double brzina)
{
if (sirinaPrikaza >= sirinaKlijenta)
{
return(0);
}
double skala = (sirinaKlijenta - sirinaPrikaza) / (double)(scroll.Maximum - scroll.LargeChange);
int pozicijaPrikaza = sirinaPrikaza / 2 + (int)(scroll.Value * skala);
zeljenaPozicija = Fje.Ogranici(zeljenaPozicija, sirinaPrikaza / 2 + 1, sirinaKlijenta - sirinaPrikaza / 2 - 1);
double delta = zeljenaPozicija - pozicijaPrikaza;
if (brzina == 0)
{
return((int)delta);
}
if (Math.Abs(delta) < brzina + 2)
{
if (Math.Abs(delta) < 2)
{
return((int)(delta * skala));
}
else
{
return(Math.Sign(delta));
}
}
else
{
return((int)(delta / (brzina * skala)));
}
}
int WheelPanelDetail(ScrollOrientation orientation, ScrollProperties scroll, int delta,
Func <Point, int, Point> newAutoScroll, int remainder)
{
if (scroll == null)
{
throw new ArgumentNullException("scroll");
}
if (newAutoScroll == null)
{
throw new ArgumentNullException("newAutoScroll");
}
const int mouseWheelDelta = 120;
var scrollLines = SystemInformation.MouseWheelScrollLines;
var steps = Math.Sign(delta) * ((Math.Abs(delta + remainder) * scrollLines) / mouseWheelDelta);
remainder = Math.Sign(delta) * ((Math.Abs(delta + remainder) * scrollLines) % mouseWheelDelta);
if (steps != 0)
{
var oldValue = scroll.Value;
AutoScrollPosition = newAutoScroll(AutoScrollPosition, scroll.SmallChange * steps);
OnScroll(new ScrollEventArgs(ScrollEventType.ThumbPosition, oldValue, scroll.Value, orientation));
}
return(remainder);
}
public CustomScrollControl()
{
SetStyle(ControlStyles.ContainerControl, true);
SetStyle(ControlStyles.AllPaintingInWmPaint, false);
_horizontalScroll = new ScrollProperties(this, NativeMethods.SB_HORZ);
_verticalScroll = new ScrollProperties(this, NativeMethods.SB_VERT);
}
private void DoScroll(ScrollProperties scrollProperties, int value)
{
// perform the scroll operation if possible and within bounds
if (scrollProperties.Enabled)
{
scrollProperties.Value = Math.Min(scrollProperties.Maximum, Math.Max(scrollProperties.Minimum, value));
}
}
public void PropertyValue()
{
ScrollableControl sc = new ScrollableControl();
ScrollProperties sp = sc.VerticalScroll;
sp.Value = 10;
Assert.AreEqual(10, sp.Value, "B1");
}
public void PropertyVisible()
{
ScrollableControl sc = new ScrollableControl();
ScrollProperties sp = sc.VerticalScroll;
sp.Visible = true;
Assert.AreEqual(true, sp.Visible, "B1");
}
private void ResetScrollProperties(ScrollProperties scrollProperties)
{
// Set only these two values as when the ScrollBars are not visible ...
// there is no meaning of the "value" property.
scrollProperties.Visible = false;
scrollProperties.Value = 0;
}
public void PropertyEnabled()
{
ScrollableControl sc = new ScrollableControl();
ScrollProperties sp = sc.VerticalScroll;
sp.Enabled = false;
Assert.AreEqual(false, sp.Enabled, "B1");
}
public void PropertyLargeChange()
{
ScrollableControl sc = new ScrollableControl();
ScrollProperties sp = sc.VerticalScroll;
sp.LargeChange = 25;
Assert.AreEqual(25, sp.LargeChange, "B1");
}
public void PropertyMaximum()
{
ScrollableControl sc = new ScrollableControl();
ScrollProperties sp = sc.HorizontalScroll;
sp.Maximum = 200;
Assert.AreEqual(200, sp.Maximum, "B1");
}
public void PropertySmallChange()
{
ScrollableControl sc = new ScrollableControl();
ScrollProperties sp = sc.VerticalScroll;
sp.SmallChange = 5;
Assert.AreEqual(5, sp.SmallChange, "B1");
}
public void PropertyMinimum()
{
ScrollableControl sc = new ScrollableControl();
ScrollProperties sp = sc.VerticalScroll;
sp.Minimum = 20;
Assert.AreEqual(20, sp.Minimum, "B1");
}
private static void ScaleScroll(ScrollProperties sp, decimal kOld, decimal kNew, int picPos, int oldScrollPos)
{
if (!sp.Visible)
{
return;
}
decimal val = (picPos) * kOld / kNew - (picPos - oldScrollPos);
sp.Value = Math.Min(Math.Max((int)val, sp.Minimum), sp.Maximum);
}
/// <summary>TODO</summary>
private void ScrollPanelCommon(ScrollEventType type, int sign, ScrollProperties scroll)
{
if (sign == 0)
{
return;
}
Func <Point, int, Point> func = (p, step) => new Point(-p.X, -p.Y + step * sign);
AutoScrollPosition = func(AutoScrollPosition,
type.Hasflag(ScrollEventType.LargeDecrement) ? scroll.LargeChange : scroll.SmallChange);
}
public void Constructor()
{
ScrollableControl sc = new ScrollableControl();
ScrollProperties sp = sc.VerticalScroll;
Assert.AreEqual(true, sp.Enabled, "A1");
Assert.AreEqual(10, sp.LargeChange, "A2");
Assert.AreEqual(100, sp.Maximum, "A3");
Assert.AreEqual(0, sp.Minimum, "A4");
Assert.AreEqual(1, sp.SmallChange, "A5");
Assert.AreEqual(0, sp.Value, "A6");
Assert.AreEqual(false, sp.Visible, "A7");
}
double GetScrollPercent(ScrollProperties sb)
{
var ret = (double)sb.Value / (double)(sb.Maximum - sb.Minimum);
if (ret > 1.0)
{
ret = 1.0;
}
if (ret < 0)
{
ret = 0;
}
return(ret);
}
private static void AdjustScroll(ScrollProperties scroll, int max, int size, int additionalScrollSize)
{
var visible = max > size;
if (visible)
{
scroll.Minimum = 0;
scroll.Maximum = max - additionalScrollSize;
scroll.LargeChange = size;
scroll.SmallChange = size / 10;
}
scroll.Visible = scroll.Enabled = visible;
}
private void SetScrollBarMove(ScrollProperties scroll, int moveDistanse)
{
int moveResult = scroll.Value - moveDistanse;
if (moveResult < 0)
{
moveResult = 0;
}
else if (moveResult > scroll.Maximum)
{
moveResult = scroll.Maximum;
}
scroll.Value = moveResult;
}
private void doc_PrintPage(object sender, System.Drawing.Printing.PrintPageEventArgs e)
{
// crea un rectangulo del tamaño del panel para poder imprimirlo
int width = panel1.Width;
int height = panel1.Height;
ScrollProperties p = this.VerticalScroll;
Bitmap bmp = new Bitmap(width, height, panel1.CreateGraphics());
panel1.DrawToBitmap(bmp, new Rectangle(0, 0, width, height));
RectangleF bounds = e.PageSettings.PrintableArea;
float factor = ((float)bmp.Height / (float)bmp.Width);
e.Graphics.DrawImage(bmp, bounds.Left, bounds.Top, bounds.Width, factor * bounds.Width);
}
void SetScrollPercent(ScrollProperties sb, double percent)
{
var v = (int)Math.Round(sb.Minimum + (percent * (double)(sb.Maximum - sb.Minimum)));
if (v > sb.Maximum)
{
v = sb.Maximum;
}
if (v < sb.Minimum)
{
v = sb.Minimum;
}
sb.Value = v;
}
/// <summary>
/// Sets the scroll value of a scroll bar control based on the percentage passed in
/// </summary>
/// <param name="scroll">ScrollProperties attribute from a scroll bar control</param>
/// <param name="scrollpercent">Percent of scrolling to set. 0 indicated all the way left.</param>
private void SetScrollPercent(ScrollProperties scroll, float scrollpercent)
{
scrollpercent = (scrollpercent > 1) ? 1 : (scrollpercent < 0) ? 0 : scrollpercent;
int MaxScroll = scroll.Maximum - scroll.LargeChange - 1;
if (scrollpercent < 0f)
{
scrollpercent = 0f;
}
else if (scrollpercent > 100f)
{
scrollpercent = 100f;
}
scroll.Value = (int)(scrollpercent * MaxScroll);
}
private void SynchronizeScrollbarCore(
int value,
RadScrollBar scrollbar,
ScrollState scrollbarState,
ScrollProperties scrollProperties)
{
if (!this.IsValueInRange(scrollbar, value))
{
return;
}
this.synchronizing = true;
scrollbar.Minimum = scrollProperties.Minimum;
scrollbar.Maximum = scrollProperties.Maximum;
scrollbar.SmallChange = scrollProperties.SmallChange;
scrollbar.Value = value;
scrollbar.LargeChange = scrollProperties.Visible || scrollbarState != ScrollState.AlwaysShow ? scrollProperties.LargeChange : scrollProperties.Maximum;
this.synchronizing = false;
}
public double getScrollFraction(ScrollEventArgs e, ScrollProperties prop)
{
if (e.Type == ScrollEventType.First)
{
return(0);
}
if (e.Type == ScrollEventType.Last)
{
return(1);
}
if (prop.Minimum != prop.Maximum)
{
return(((double)(e.NewValue - prop.Minimum)) / ((double)(prop.Maximum - prop.Minimum - prop.LargeChange)));
}
else
{
return(0);
}
}
public static void ScrollToPosition(
ScrollProperties scrollBar, int targetPosition, double totalTimeMs)
{
if (totalTimeMs <= 0.0)
{
throw new ArgumentException();
}
int initPos = scrollBar.Value;
if (targetPosition == initPos)
{
return;
}
var sw = new Stopwatch();
var timer = new Timer();
timer.Interval = 5;
timer.Tick += (s, e) =>
{
long t = sw.ElapsedMilliseconds;
if (t >= totalTimeMs)
{
sw.Stop();
timer.Stop();
timer.Dispose();
scrollBar.Value = targetPosition;
}
else
{
var stepTarget = (Sin(t / totalTimeMs * PI - PI / 2.0) + 1)
/ 2.0 * (targetPosition - initPos) + initPos;
scrollBar.Value = (int)stepTarget;
}
};
timer.Start();
sw.Start();
}
/// <summary>
/// This function is necessary because Microsoft, in all its wisdom, decided that certain scroll-causing
/// actions do not raise a scroll event, and thus allows the multiple horiz scrollbars to get out of sync. Calling this
/// function scrolls all of the horizontal bars to the value of the timesteps panel bar. It also forces the analog and digital
/// vertical bars back into sync.
/// </summary>
public void forceUpdateAllScrollbars()
{
if (timeStepsPanel != null)
{
ScrollProperties prop = timeStepsPanel.HorizontalScroll;
double frac = ((double)(prop.Value - prop.Minimum)) / ((double)(prop.Maximum - prop.Minimum - prop.LargeChange));
handleHorizScroll(frac);
}
if (digitalChannelLabelsPanel != null)
{
ScrollProperties prop = digitalChannelLabelsPanel.VerticalScroll;
double frac = ((double)(prop.Value - prop.Minimum)) / ((double)(prop.Maximum - prop.Minimum - prop.LargeChange));
handleDigitalVerticalScroll(frac);
}
if (analogChannelLabelsPanel != null)
{
ScrollProperties prop = analogChannelLabelsPanel.VerticalScroll;
double frac = ((double)(prop.Value - prop.Minimum)) / ((double)(prop.Maximum - prop.Minimum - prop.LargeChange));
handleAnalogVerticalScroll(frac);
}
}
