public void SetDefaultColor()
{
vtkUnsignedCharArray cellColors = new vtkUnsignedCharArray();
cellColors.SetNumberOfComponents(3);
int cellNum = this.GetMapper().GetInput().GetNumberOfCells();
cellColors.SetNumberOfTuples(cellNum);
for (int i = 0; i < cellNum; ++i)
{
cellColors.SetTuple3(i, this.m_defaultColor[0], this.m_defaultColor[1], this.m_defaultColor[2]);
}
this.GetMapper().GetInput().GetCellData().SetScalars(cellColors);
vtkUnsignedCharArray ptColors = new vtkUnsignedCharArray();
ptColors.SetNumberOfComponents(3);
int ptNum = this.GetMapper().GetInput().GetNumberOfPoints();
ptColors.SetNumberOfTuples(ptNum);
for (int i = 0; i < ptNum; i++)
{
ptColors.SetTuple3(i, this.m_defaultColor[0], this.m_defaultColor[1], this.m_defaultColor[2]);
}
this.GetMapper().GetInput().GetPointData().SetScalars(ptColors);
// this.GetMapper().SetScalarModeToUsePointData();
this.GetMapper().SetScalarModeToUseCellData();
this.GetMapper().Update();
}
/// <summary>
/// 当有点和cell被选择是更新颜色
/// </summary>
public override void UpdateSelectedColor()
{
///cell
if (m_selectedCellsIds != null && m_selectedCellsIds.Count > 0)
{
vtkUnsignedCharArray colors = new vtkUnsignedCharArray();
colors.SetNumberOfComponents(3);
int cellNum = this.GetMapper().GetInput().GetNumberOfCells();
colors.SetNumberOfTuples(cellNum);
for (int i = 0; i < cellNum; ++i)
{
colors.SetTuple3(i, m_defaultColor [0], m_defaultColor [1], m_defaultColor [2]);
}
foreach (int cellID in m_selectedCellsIds.Keys)
{
colors.SetTuple3(cellID, ModelUtils.SelectedColor[0], ModelUtils.SelectedColor[1],
ModelUtils.SelectedColor[2]);
}
this.GetMapper().GetInput().GetCellData().SetScalars(colors);
}
///point
else if (m_selectedPointsIds != null && m_selectedPointsIds.Count > 0)
{
vtkUnsignedCharArray ptcolors = new vtkUnsignedCharArray();
ptcolors.SetNumberOfComponents(3);
int ptNum = this.GetMapper().GetInput().GetNumberOfPoints();
ptcolors.SetNumberOfTuples(ptNum);
for (int i = 0; i < ptNum; ++i)
{
ptcolors.SetTuple3(i, m_defaultColor[0], m_defaultColor[1], m_defaultColor[2]);
}
foreach (int ptid in m_selectedPointsIds.Keys)
{
ptcolors.SetTuple3(ptid, ModelUtils.SelectedColor[0], ModelUtils.SelectedColor[1], ModelUtils.SelectedColor[2]);
}
this.GetMapper().SetScalarModeToUsePointData();
this.GetMapper().GetInput().GetPointData().SetScalars(ptcolors);
//this.GetProperty().SetPointSize(4);
//this.GetProperty().SetRepresentationToPoints();
}
this.GetMapper().Update();
}
