// Show gradient (enable/disable controls)
public void ShowGradientPoint(SelectInformation selectInformation, bool updateListBoxSelection, bool refillListBox = false)
{
if (refillListBox)
{
updatingPoint = true;
PointGridHandler.RefillGridPoints(grdPoints, getCurrentGradient());
updatingPoint = false;
}
if (refillListBox || updateListBoxSelection)
{
updatingPoint = true;
grdPoints.ClearSelection();
PointGridHandler.SelectGridCellsFromSelection(grdPoints, selectInformation);
grdPoints.Refresh();
updatingPoint = false;
}
if (selectInformation.Keys.Length == 0)
{
UpdatePictureGraphics();
NoPointInputs();
return;
}
AllowPointInputs();
FillGradientPointControls(selectInformation);
UpdatePictureGraphics();
}
SelectInformation selection; // shortcut to graphViewHandler.getSelection();
public FrmGradient()
{
InitializeComponent();
graphViewHandler = new Graph.GraphViewHandler(this, picGraph);
colorBand = new Graph.ShowGradientAsColorbeamInView();
graphViewHandler.Addplugin(colorBand);
selection = graphViewHandler.Selection;
}
public static void SelectGridCellsFromSelection(DataGridView grdPoints, SelectInformation selectInformation)
{
foreach (DataGridViewRow row in grdPoints.Rows)
{
foreach (DataGridViewCell cell in row.Cells)
{
if (cell.Tag != null)
{
foreach (Data.Key key in ((Data.Key[])cell.Tag))
{
if (selectInformation.KeysAndAnchors.Contains(key))
{
cell.Selected = true;
}
}
}
}
}
}
public static void SelectInformationFromCells(DataGridView grdPoints, SelectInformation selectInformation)
{
selectInformation.Clear();
foreach (DataGridViewRow row in grdPoints.Rows)
{
foreach (DataGridViewCell cell in row.Cells)
{
if (cell.Selected)
{
if (cell.Tag != null)
{
// only R, G, B cells have tag pointing to key
foreach (Data.Key key in ((Data.Key[])cell.Tag))
{
selectInformation.AddKey(key);
}
}
}
}
}
}
private void FillGradientPointControls(SelectInformation selectInformation)
{
updatingPoint = true;
if (selectInformation.HaveSamePosX())
{
float pos = selectInformation.Keys[0].Position.X;
txtPosition.Text = pos.ToString("0.000");
if ((pos >= 0) && (pos <= 1.0))
{
tbrPosition.Value = (int)(pos * 1000);
}
}
else
{
txtPosition.Text = "multi";
tbrPosition.Value = 0;
}
if (selectInformation.redKeysHaveSameRedValue())
{
if (selectInformation.RedKeys.Length > 0)
{
txtRed.Enabled = true;
picRed.Enabled = true;
float r = selectInformation.RedKeys[0].Position.Y;
txtRed.Text = ((byte)(r * 255)).ToString();
}
else
{
txtRed.Enabled = false;
picRed.Enabled = false;
}
}
if (selectInformation.greenKeysHaveSameRedValue())
{
if (selectInformation.GreenKeys.Length > 0)
{
txtGreen.Enabled = true;
picGreen.Enabled = true;
float r = selectInformation.GreenKeys[0].Position.Y;
txtGreen.Text = ((byte)(r * 255)).ToString();
}
else
{
txtGreen.Enabled = false;
picGreen.Enabled = false;
}
}
if (selectInformation.blueKeysHaveSameRedValue())
{
if (selectInformation.BlueKeys.Length > 0)
{
txtBlue.Enabled = true;
picBlue.Enabled = true;
float r = selectInformation.BlueKeys[0].Position.Y;
txtBlue.Text = ((byte)(r * 255)).ToString();
}
else
{
txtBlue.Enabled = false;
picBlue.Enabled = false;
}
}
if (selectInformation.Keys.Length == 0)
{
cboSegment.Enabled = false;
}
else
{
if (selectInformation.HaveSameSegmentType())
{
if (selectInformation.Keys[0].getSegmentType() == Data.SegmentKind.None)
{
cboSegment.Enabled = false;
}
else
{
cboSegment.Enabled = true;
foreach (Data.Key key in selectInformation.Keys)
{
Data.SegmentKind tpye = key.getSegmentType();
if (tpye != Data.SegmentKind.None)
{
// look for a key with a valid segment
if (tpye == Data.SegmentKind.UseLeft)
{
cboSegment.SelectedItem = Constants.Left;
}
if (tpye == Data.SegmentKind.UseRight)
{
cboSegment.SelectedItem = Constants.Right;
}
if (tpye == Data.SegmentKind.Line)
{
cboSegment.SelectedItem = Constants.Line;
}
if (tpye == Data.SegmentKind.Bezier)
{
cboSegment.SelectedItem = Constants.Bezier;
}
break;
}
}
}
}
else
{
cboSegment.Enabled = false;
}
}
updatingPoint = false;
}
