DrawAvailableRangeText
(
DrawingObjects oDrawingObjects,
IDynamicFilterRangeTrackBar oDynamicFilterRangeTrackBar,
ref Int32 iAvailableRangeTextLeft,
ref Int32 iAvailableRangeTextRight,
ref Int32 iTop
)
{
Debug.Assert(oDrawingObjects != null);
Debug.Assert(oDynamicFilterRangeTrackBar != null);
AssertValid();
DrawRangeText(oDrawingObjects,
oDynamicFilterRangeTrackBar.ValueToString(
oDynamicFilterRangeTrackBar.AvailableMinimum),
oDynamicFilterRangeTrackBar.ValueToString(
oDynamicFilterRangeTrackBar.AvailableMaximum),
SystemBrushes.GrayText, ref iAvailableRangeTextLeft,
ref iAvailableRangeTextRight, ref iTop
);
iTop += oDrawingObjects.GetFontHeightMultiple(0.4F);
}
DrawSelectedRangeText
(
DrawingObjects oDrawingObjects,
IDynamicFilterRangeTrackBar oDynamicFilterRangeTrackBar,
Int32 iAvailableRangeTextLeft,
Int32 iAvailableRangeTextRight,
Int32 iSelectedRangeLineLeft,
Int32 iSelectedRangeLineRight,
Int32 iTop
)
{
Debug.Assert(oDrawingObjects != null);
Debug.Assert(oDynamicFilterRangeTrackBar != null);
AssertValid();
// Measure the minimum and maximum selected values.
String sSelectedMinimumText =
oDynamicFilterRangeTrackBar.ValueToString(
oDynamicFilterRangeTrackBar.SelectedMinimum);
Int32 iSelectedMinimumTextWidth = MeasureTextWidth(oDrawingObjects,
sSelectedMinimumText);
String sSelectedMaximumText =
oDynamicFilterRangeTrackBar.ValueToString(
oDynamicFilterRangeTrackBar.SelectedMaximum);
Int32 iSelectedMaximumTextWidth = MeasureTextWidth(
oDrawingObjects, sSelectedMaximumText);
// If there is enough room, draw the selected minimum text with its
// right edge aligned with the left edge of the selected line, and the
// selected maximum text with its left edge aligned with the right edge
// of the selected line. Don't let any text exceed the bounds
// specified by iAvailableRangeTextLeft and iAvailableRangeTextRight,
// and don't let the text run into each other.
Int32 iSelectedMinimumTextRight = Math.Max(
iSelectedRangeLineLeft,
iAvailableRangeTextLeft + iSelectedMinimumTextWidth
);
iSelectedMinimumTextRight = Math.Min(
iSelectedMinimumTextRight,
iAvailableRangeTextRight - iSelectedMaximumTextWidth
);
Int32 iSelectedMaximumTextLeft = Math.Min(
iSelectedRangeLineRight,
iAvailableRangeTextRight - iSelectedMaximumTextWidth
);
iSelectedMaximumTextLeft = Math.Max(
iSelectedMaximumTextLeft,
iAvailableRangeTextLeft + iSelectedMinimumTextWidth
);
if (iSelectedMinimumTextRight - iSelectedMinimumTextWidth >=
iAvailableRangeTextLeft)
{
oDrawingObjects.Graphics.DrawString(sSelectedMinimumText,
oDrawingObjects.Font, SystemBrushes.Highlight,
iSelectedMinimumTextRight, iTop,
oDrawingObjects.RightAlignStringFormat);
}
if (iSelectedMaximumTextLeft + iSelectedMaximumTextWidth <=
iAvailableRangeTextRight)
{
oDrawingObjects.Graphics.DrawString(sSelectedMaximumText,
oDrawingObjects.Font, SystemBrushes.Highlight,
iSelectedMaximumTextLeft, iTop);
}
}
DrawAvailableRangeText
(
DrawingObjects oDrawingObjects,
IDynamicFilterRangeTrackBar oDynamicFilterRangeTrackBar,
ref Int32 iAvailableRangeTextLeft,
ref Int32 iAvailableRangeTextRight,
ref Int32 iTop
)
{
Debug.Assert(oDrawingObjects != null);
Debug.Assert(oDynamicFilterRangeTrackBar != null);
AssertValid();
DrawRangeText(oDrawingObjects,
oDynamicFilterRangeTrackBar.ValueToString(
oDynamicFilterRangeTrackBar.AvailableMinimum),
oDynamicFilterRangeTrackBar.ValueToString(
oDynamicFilterRangeTrackBar.AvailableMaximum),
SystemBrushes.GrayText, ref iAvailableRangeTextLeft,
ref iAvailableRangeTextRight, ref iTop
);
iTop += oDrawingObjects.GetFontHeightMultiple(0.4F);
}
DrawSelectedRangeText
(
DrawingObjects oDrawingObjects,
IDynamicFilterRangeTrackBar oDynamicFilterRangeTrackBar,
Int32 iAvailableRangeTextLeft,
Int32 iAvailableRangeTextRight,
Int32 iSelectedRangeLineLeft,
Int32 iSelectedRangeLineRight,
Int32 iTop
)
{
Debug.Assert(oDrawingObjects != null);
Debug.Assert(oDynamicFilterRangeTrackBar != null);
AssertValid();
// Measure the minimum and maximum selected values.
String sSelectedMinimumText =
oDynamicFilterRangeTrackBar.ValueToString(
oDynamicFilterRangeTrackBar.SelectedMinimum);
Int32 iSelectedMinimumTextWidth = MeasureTextWidth(oDrawingObjects,
sSelectedMinimumText);
String sSelectedMaximumText =
oDynamicFilterRangeTrackBar.ValueToString(
oDynamicFilterRangeTrackBar.SelectedMaximum);
Int32 iSelectedMaximumTextWidth = MeasureTextWidth(
oDrawingObjects, sSelectedMaximumText);
// If there is enough room, draw the selected minimum text with its
// right edge aligned with the left edge of the selected line, and the
// selected maximum text with its left edge aligned with the right edge
// of the selected line. Don't let any text exceed the bounds
// specified by iAvailableRangeTextLeft and iAvailableRangeTextRight,
// and don't let the text run into each other.
Int32 iSelectedMinimumTextRight = Math.Max(
iSelectedRangeLineLeft,
iAvailableRangeTextLeft + iSelectedMinimumTextWidth
);
iSelectedMinimumTextRight = Math.Min(
iSelectedMinimumTextRight,
iAvailableRangeTextRight - iSelectedMaximumTextWidth
);
Int32 iSelectedMaximumTextLeft = Math.Min(
iSelectedRangeLineRight,
iAvailableRangeTextRight - iSelectedMaximumTextWidth
);
iSelectedMaximumTextLeft = Math.Max(
iSelectedMaximumTextLeft,
iAvailableRangeTextLeft + iSelectedMinimumTextWidth
);
if (iSelectedMinimumTextRight - iSelectedMinimumTextWidth >=
iAvailableRangeTextLeft)
{
oDrawingObjects.Graphics.DrawString(sSelectedMinimumText,
oDrawingObjects.Font, SystemBrushes.Highlight,
iSelectedMinimumTextRight, iTop,
oDrawingObjects.RightAlignStringFormat);
}
if (iSelectedMaximumTextLeft + iSelectedMaximumTextWidth <=
iAvailableRangeTextRight)
{
oDrawingObjects.Graphics.DrawString(sSelectedMaximumText,
oDrawingObjects.Font, SystemBrushes.Highlight,
iSelectedMaximumTextLeft, iTop);
}
}