本文整理汇总了C#中IDiagramPresenter.DrawSnapIndicators方法的典型用法代码示例。如果您正苦于以下问题：C# IDiagramPresenter.DrawSnapIndicators方法的具体用法？C# IDiagramPresenter.DrawSnapIndicators怎么用？C# IDiagramPresenter.DrawSnapIndicators使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类IDiagramPresenter的用法示例。
在下文中一共展示了IDiagramPresenter.DrawSnapIndicators方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: Draw
/// <override></override>
public override void Draw(IDiagramPresenter diagramPresenter) {
if (diagramPresenter == null) throw new ArgumentNullException("diagramPresenter");
if (drawPreview) {
//if (DisplayContainsMousePos(ActionDisplay, CurrentMouseState.Position)) {
diagramPresenter.DrawShape(PreviewShape);
if (ActionDiagramPresenter.SnapToGrid)
diagramPresenter.DrawSnapIndicators(PreviewShape);
//}
}
}示例2: Draw
public override void Draw(IDiagramPresenter diagramPresenter)
{
if (diagramPresenter == null) throw new ArgumentNullException("diagramPresenter");
// always draw all the connection points on all shapes
diagramPresenter.ResetTransformation();
try {
foreach (Shape shape in diagramPresenter.Diagram.Shapes) {
if (shape is FilterSetupShapeBase) {
FilterSetupShapeBase filterShape = shape as FilterSetupShapeBase;
for (int i = 0; i < filterShape.InputCount; i++) {
diagramPresenter.DrawConnectionPoint(IndicatorDrawMode.Normal, shape, filterShape.GetControlPointIdForInput(i));
}
for (int i = 0; i < filterShape.OutputCount; i++) {
diagramPresenter.DrawConnectionPoint(IndicatorDrawMode.Normal, shape, filterShape.GetControlPointIdForOutput(i));
}
}
}
}
finally {
diagramPresenter.RestoreTransformation();
}
// conditionally take extra action, based on what we're currently doing
switch (CurrentAction) {
case Action.Select:
// nothing to do
break;
case Action.None:
break;
case Action.SelectWithFrame:
diagramPresenter.ResetTransformation();
try {
diagramPresenter.DrawSelectionFrame(frameRect);
}
finally {
diagramPresenter.RestoreTransformation();
}
break;
case Action.MoveShape:
case Action.MoveHandle:
// Draw shape previews first
diagramPresenter.DrawShapes(Previews.Values);
// Then draw snap-lines and -points
if (selectedShapeAtCursorInfo != null && (snapPtId > 0 || snapDeltaX != 0 || snapDeltaY != 0)) {
Shape previewAtCursor = FindPreviewOfShape(selectedShapeAtCursorInfo.Shape);
diagramPresenter.DrawSnapIndicators(previewAtCursor);
}
// Finally, draw highlighted connection points and/or highlighted shape outlines
if (diagramPresenter.SelectedShapes.Count == 1 && selectedShapeAtCursorInfo.ControlPointId != ControlPointId.None) {
Shape preview = FindPreviewOfShape(diagramPresenter.SelectedShapes.TopMost);
if (preview.HasControlPointCapability(selectedShapeAtCursorInfo.ControlPointId, ControlPointCapabilities.Glue)) {
// Find and highlight valid connection targets in range
Point p = preview.GetControlPointPosition(selectedShapeAtCursorInfo.ControlPointId);
DrawConnectionTargets(ActionDiagramPresenter, selectedShapeAtCursorInfo.Shape,
selectedShapeAtCursorInfo.ControlPointId, p, ActionDiagramPresenter.SelectedShapes);
}
}
break;
case Action.ConnectShapes:
ShapeConnectionInfo connectionInfo = currentConnectionLine.GetConnectionInfo(ControlPointId.LastVertex, null);
if (!connectionInfo.IsEmpty) {
FilterSetupShapeBase shape = connectionInfo.OtherShape as FilterSetupShapeBase;
if (shape != null) {
FilterSetupShapeBase.FilterShapeControlPointType type = shape.GetTypeForControlPoint(connectionInfo.OtherPointId);
if (type == FilterSetupShapeBase.FilterShapeControlPointType.Input ||
type == FilterSetupShapeBase.FilterShapeControlPointType.Output) {
diagramPresenter.ResetTransformation();
diagramPresenter.DrawConnectionPoint(IndicatorDrawMode.Highlighted, shape, connectionInfo.OtherPointId);
diagramPresenter.RestoreTransformation();
}
}
}
break;
default:
throw new NShapeUnsupportedValueException(CurrentAction);
}
}