/// <summary>
/// Прихващане на координатите при натискането на бутон на мишката и проверка (в обратен ред) дали не е
/// щракнато върху елемент. Ако е така то той се отбелязва като селектиран и започва процес на "влачене".
/// Промяна на статуса и инвалидиране на контрола, в който визуализираме.
/// Реализацията се диалогът с потребителя, при който се избира "най-горния" елемент от екрана.
/// </summary>
void ViewPortMouseDown(object sender, System.Windows.Forms.MouseEventArgs e)
{
if (dialogProcessor.CurrentTool == ToolSet.Selection)
{
Shape selectedShape = dialogProcessor.ContainsPoint(e.Location);
if (selectedShape == null)
{
return;
}
if (dialogProcessor.Selection.Contains(selectedShape))
{
dialogProcessor.Selection.Remove(selectedShape);
}
else
{
dialogProcessor.Selection.Add(selectedShape);
}
statusBar.Items[0].Text = "Последно действие: Селекция на примитив";
dialogProcessor.IsDragging = true;
dialogProcessor.LastLocation = e.Location;
viewPort.Invalidate();
//ReloadShapesList();
}
else if (dialogProcessor.CurrentTool == ToolSet.DrawEllipse)
{
dialogProcessor.AddEllipse(false, e.X, e.Y);
viewPort.Invalidate();
//ReloadShapesList();
}
else if (dialogProcessor.CurrentTool == ToolSet.DrawRectangle)
{
dialogProcessor.AddRectangle(false, e.X, e.Y);
viewPort.Invalidate();
}
else if (dialogProcessor.CurrentTool == ToolSet.DrawCircle)
{
dialogProcessor.AddCircle(false, e.X, e.Y);
viewPort.Invalidate();
//ReloadShapesList();
}
else if (dialogProcessor.CurrentTool == ToolSet.DrawSquare)
{
dialogProcessor.AddSquare(false, e.X, e.Y);
viewPort.Invalidate();
}
}
private void toolStripButton2_Click(object sender, EventArgs e)
{
dialogProcessor.AddCircle();
statusBar.Items[0].Text = "Последно действие: Рисуване на кръг";
viewPort.Invalidate();
}
PointF pt1;// = new PointF();
void ViewPortMouseUp(object sender, System.Windows.Forms.MouseEventArgs e)
{
if (drawRectangleSpeedButton.Checked)
{
if (drawing == false)
{
dialogProcessor.pressedAt = e.Location;
dialogProcessor.currentPos = e.Location;
dialogProcessor.AddRectangle();
if (dialogProcessor.Selection != null)
{
setProperties(dialogProcessor.Selection);
}
drawing = true;
}
else
{
dialogProcessor.Selection.Translate(e.Location);
setProperties(dialogProcessor.Selection);
drawing = false;
}
}
else if (lineBtn.Checked)
{
if (drawing == false)
{
dialogProcessor.pressedAt = e.Location;
dialogProcessor.currentPos = e.Location;
pt1 = new PointF();
pt1 = e.Location;
if (pt1 != null)
{
dialogProcessor.AddLine(pt1, e.Location);
}
if (dialogProcessor.Selection != null)
{
setProperties(dialogProcessor.Selection);
}
drawing = true;
}
else
{
dialogProcessor.Selection.Translate(e.Location);
setProperties(dialogProcessor.Selection);
drawing = false;
}
}
else if (ellipseBtn.Checked)
{
if (drawing == false)
{
dialogProcessor.pressedAt = e.Location;
dialogProcessor.currentPos = e.Location;
pt1 = new PointF();
pt1 = e.Location;
if (pt1 != null)
{
dialogProcessor.AddCircle(pt1, e.Location);
}
if (dialogProcessor.Selection != null)
{
setProperties(dialogProcessor.Selection);
}
drawing = true;
}
else
{
dialogProcessor.Selection.Translate(e.Location);
setProperties(dialogProcessor.Selection);
drawing = false;
}
}
if (dialogProcessor.Selection == null)
{
nameTxt.Text = "";
colorBtn.BackColor = SystemColors.Control;
opacityTxt.Text = "";
xtxt.Text = "";
ytxt.Text = "";
typeTxt.Text = "";
widthTxt.Text = "";
heightTxt.Text = "";
foreach (Shape shape in dialogProcessor.ShapeList)
{
shape.Selected = false;
}
}
dialogProcessor.releasedAt = e.Location;
dialogProcessor.IsDragging = false;
dialogProcessor.isTransforming = false;
viewPort.Invalidate();
}