/// <summary>
/// 始点が存在するとき
/// マウスがホバーしたら
/// 一時的エッジを描画。
/// </summary>
private void CanvasMouseMove(MouseEventArgs e)
{
var posExact = e.GetPosition(mCanvas);
var pos = PointProc.SnapToGrid(posExact.X, posExact.Y, mDP.mGridSz);
if (e.LeftButton == MouseButtonState.Released)
{
switch (mMode)
{
case Mode.ModeSetFirstPoint:
mPP.SetFirstPointMouseMove(pos);
break;
case Mode.ModeAddEdge:
TmpEdgeRedrawMouseMove(pos);
break;
case Mode.ModeDeletePointEdge:
DeletePointEdgeMouseMove(pos);
break;
}
}
else
{
// マウスが左ドラッグ。
}
}
private void CanvasMouseDownRight(MouseButtonEventArgs e)
{
var posExact = e.GetPosition(mCanvas);
var pos = PointProc.SnapToGrid(posExact.X, posExact.Y, mDP.mGridSz);
switch (mMode)
{
case Mode.ModeAddEdge:
PointAddRightClicked(pos);
break;
}
}
private void UserControl_Loaded(object sender, RoutedEventArgs e)
{
mInitialized = true;
mDP = new DrawParams();
mDP.mCanvas = mCanvas;
mDP.mGridSz = int.Parse(mTextBoxGridSize.Text);
mDP.mPointSz = int.Parse(mTextBoxPointSize.Text);
mDP.mArrowSz = int.Parse(mTextBoxArrowSize.Text);
mPP = new PointProc(mDP);
mEP = new EdgeProc(mDP, mPP);
mDataGridPointProc = new DataGridPointProc(mDataGridP, mPP.PointParamChanged);
mDataGridEdgeProc = new DataGridEdgeProc(mDataGridE, mEP.EdgeParamChanged);
RedrawGrid();
UpdateDescription();
}
private void CanvasMouseDownLeft(MouseButtonEventArgs e)
{
var posExact = e.GetPosition(mCanvas);
var pos = PointProc.SnapToGrid(posExact.X, posExact.Y, mDP.mGridSz);
switch (mMode)
{
case Mode.ModeSetFirstPoint:
SetFirstPointLeftClicked(pos);
break;
case Mode.ModeAddEdge:
PointAddLeftClicked(pos);
break;
case Mode.ModeDeletePointEdge:
DeletePointEdgeLeftClicked(pos);
break;
}
}
public EdgeProc(DrawParams dp, PointProc pp)
{
mDP = dp;
mPP = pp;
}