private void addImageButton_Click(object sender, EventArgs e)
{
OpenFileDialog open = new OpenFileDialog();
open.Filter = "Image Files(*.png; *.jpg; *.jpeg; *.gif; *.bmp)|*.png; *.jpg; *.jpeg; *.gif; *.bmp";
if (open.ShowDialog() == DialogResult.OK)
{
ShapeToDraw = new ImageShape();
CurrentViewPort.AddShape(new ImageShape(open.FileName, new RectangleShape(new RectangleF(0, 0, Image.FromFile(open.FileName).Width / 2, Image.FromFile(open.FileName).Height / 2))));
}
//layoutButtons.Add(new Button());
//foreach (var item in layoutButtons)
//{
// item.BackgroundImage = Image.FromFile(open.FileName);
// item.FlatStyle = FlatStyle.Flat;
// item.BackColor = Color.FromArgb(0, Color.White);
// item.BackgroundImageLayout = ImageLayout.Zoom;
// item.TextAlign = ContentAlignment.MiddleLeft;
// item.Text = "layout" + layoutButtons.Count.ToString();
// item.ForeColor = Color.White;
// item.Size = new Size(layoutPanel.Width, 65);
// layoutPanel.Controls.Add(item);
//}
CurrentViewPort.Refresh();
}
/// <summary>
/// Прихващане на отпускането на бутона на мишката.
/// Излизаме от режим "влачене".
/// </summary>
void ViewPortMouseUp(object sender, MouseEventArgs e)
{
dialogProcessor.IsDragging = false;
if (dialogProcessor.IsDrawingNewShape)
{
// Specify a rectangle as the basis for creating a shape with zoom scale of viewPort
RectangleShape rect = new RectangleShape(new RectangleF(new PointF(Math.Min(_p.X, e.Location.X) / zoom, Math.Min(_p.Y, e.Location.Y) / zoom),
new SizeF(Math.Abs(_p.X - e.Location.X) / zoom, Math.Abs(_p.Y - e.Location.Y) / zoom)));
rect.BorderWidth = penWidth;
rect.Transparency = (int)transparencyPicker.Value;
rect.Rotation = (float)rotationPicker.Value;
if (ShapeToDraw is RectangleShape)
{
CurrentViewPort.AddShape(rect);
}
else if (ShapeToDraw is EllipseShape)
{
CurrentViewPort.AddShape(new EllipseShape(rect));
}
else if (ShapeToDraw is HeartShape)
{
CurrentViewPort.AddShape(new HeartShape(rect));
}
else if (ShapeToDraw is StarShape)
{
CurrentViewPort.AddShape(new StarShape(rect));
}
else if (ShapeToDraw is LineShape)
{
CurrentViewPort.AddShape(new LineShape(new PointF(_p.X / zoom, _p.Y / zoom), new PointF(_p2.X / zoom, _p2.Y / zoom), penWidth, rect.Transparency));
}
dialogProcessor.IsDrawingNewShape = false;
CurrentViewPort.Refresh();
}
}
/// <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 (pickUpSpeedButton.Checked)
{
dialogProcessor.Selection = dialogProcessor.ContainsPoint(e.Location, CurrentViewPort);
if (dialogProcessor.Selection != null)
{
//move picked shape to top of list
CurrentViewPort.ShapeList.Remove(dialogProcessor.Selection);
CurrentViewPort.AddShape(dialogProcessor.Selection);
// Add and remove in multiple selection using Ctrl
if (ModifierKeys.HasFlag(Keys.Control))
{
if (!dialogProcessor.Selections.Contains(dialogProcessor.Selection))
{
dialogProcessor.Selections.Add(dialogProcessor.Selection);
dialogProcessor.Selections[dialogProcessor.Selections.Count - 1].IsSelected = true;
}
else
{
CurrentViewPort.ShapeList.Find(s => s.Equals(dialogProcessor.Selection)).IsSelected = false;
dialogProcessor.Selections.Remove(dialogProcessor.Selection);
}
}
else
{
// When pressed without the shapes - remove all selections
for (int i = 0; i < dialogProcessor.Selections.Count - 1; i++)
{
dialogProcessor.Selections[i].IsSelected = false;
dialogProcessor.Selections.Remove(dialogProcessor.Selections[i]);
}
}
dialogProcessor.IsDragging = true;
dialogProcessor.LastLocation = e.Location;
// Output info
statusBar.Items[0].Text = "Последно действие: Селекция на примитив";
infoLabel.Text = "Fill " + dialogProcessor.Selection.FillColor.ToString()
+ " Border " + dialogProcessor.Selection.BorderColor.ToString()
+ "\n width: " + dialogProcessor.Selection.Width + "px;" + " height: " + dialogProcessor.Selection.Height + "px;"
+ "\n border: " + dialogProcessor.Selection.BorderWidth.ToString() + "px;"
+ " transparency: " + dialogProcessor.Selection.Transparency + "\n"
+ " location: " + dialogProcessor.Selection.Location.ToString() + "\n"
+ " shape: " + dialogProcessor.Selection.GetType().Name;
}
CurrentViewPort.Refresh();
}
if (pickUpButton.Checked)
{
dialogProcessor.IsDrawingNewShape = true;
_p = e.Location;
}
if (eraseButton.Checked)
{
dialogProcessor.Selection = dialogProcessor.ContainsPoint(e.Location, CurrentViewPort);
if (dialogProcessor.Selection != null)
{
statusBar.Items[0].Text = "Last action: Erase primitive";
CurrentViewPort.ShapeList.Remove(dialogProcessor.Selection);
CurrentViewPort.Refresh();
}
}
}