private void DrawElements(Graphics graphics)
{
int curx = 5 - hScrollBar.Value;
int cury = 5 - vScrollBar.Value;
int startY = vScrollBar.Value;
int maxX = 0;
graphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
for (int i = 0; i < elements.Count; ++i)
{
DrawableElement e = elements.Get(i);
Size size = e.Draw(graphics, curx, cury, this.Width + hScrollBar.Maximum, this.Height, brush, pen, font, mini_font);
cury += size.Height + 10;
if (maxX < size.Width)
{
maxX = size.Width + 10;
}
}
if (dragging && selectedElement != null)
{
selectedElement.Draw(graphics, mouse.X, mouse.Y, this.Width, this.Height, brush, pen, font, mini_font, false);
if (elements.Count > 1)
{
int index = elements.GetInsertIndexFromPos(mouse.X, mouse.Y);
int y = (index == elements.Count ? elements[index - 1].rect.Bottom : elements[index].rect.Top);
graphics.DrawLine(pen, 5, y, this.Width - 10, y);
}
}
vScrollBar.Maximum = Math.Max(0, cury - this.Height + startY + 20);
if (startY > 0)
{
if (cury + 30 < this.Height)
{
vScrollBar.Value = Math.Max(0, startY - this.Height - cury);
this.Refresh();
}
}
hScrollBar.Maximum = Math.Max(0, maxX - this.Width + 20);
if (vScrollBar.Maximum == 0)
{
vScrollBar.Visible = false;
}
else
{
vScrollBar.Visible = true;
}
if (hScrollBar.Maximum == 0)
{
hScrollBar.Visible = false;
}
else
{
hScrollBar.Visible = true;
}
}
public void EnsureVisible(DrawableElement drawableElement)
{
if (drawableElement.rect.Top < 0 || drawableElement.rect.Top > this.Height)
{
vScrollBar.Value += Math.Min(vScrollBar.Maximum, drawableElement.rect.Top);
}
}
private void DeselectChildren()
{
if (selectedChildren != null)
{
selectedChildren.setSelected(false);
}
selectedChildren = null;
}
public override void setSelected(Point mouse)
{
setSelected(true);
foreach (DrawableElement child in children)
{
if (child.contains(mouse.X, mouse.Y))
{
child.setSelected(true);
selectedChildren = child;
return;
}
}
}
public override void setSelected(Point mouse)
{
setSelected(true);
foreach (DrawableElement child in children)
{
if (child.contains(mouse.X, mouse.Y))
{
child.setSelected(true);
selectedChildren = child;
return;
}
}
}
private DropResult TargetDropResult(int x, int y)
{
SmartEvent ev = EventAt(x, y);
if (ev != null)
{
DrawableElement dr = ev.GetElementFromPos(x, y);
if (dr != null)
{
return(DropResult.REPLACE);
}
}
return(DropResult.NONE);
}
private void DropCondition(string str, Point mouse)
{
SmartEvent el = events.EventAt(mouse.X, mouse.Y);
switch (dropResult)
{
case DropResult.INSERT:
el.InsertCondition(SmartFactory.GetInstance().ConditionFactory(str), el.GetInsertConditionIndexFromPos(mouse.X, mouse.Y));
break;
case DropResult.REPLACE:
DrawableElement condition = el.GetElementFromPos(mouse.X, mouse.Y);
el.ReplaceCondition(SmartFactory.GetInstance().ConditionFactory(str), (SmartCondition)condition);
break;
}
}
private void Scratch_MouseDown(object sender, MouseEventArgs e)
{
mousedown = true;
mouse_start.X = e.X;
mouse_start.Y = e.Y;
if (selectedElement != null)
{
selectedElement.setSelected(false);
}
selectedElement = elements.ElementAt(e.X, e.Y);
if (selectedElement != null)
{
selectedElement.setSelected(new Point(e.X, e.Y));
selectedElement.MouseDown(sender, e);
ElementSelected(this, new EventArgs());
}
}
public void EnsureVisible(DrawableElement drawableElement)
{
if (drawableElement.rect.Top < 0 || drawableElement.rect.Top > this.Height)
vScrollBar.Value += Math.Min(vScrollBar.Maximum, drawableElement.rect.Top);
}
private void Scratch_MouseDown(object sender, MouseEventArgs e)
{
mousedown = true;
mouse_start.X = e.X;
mouse_start.Y = e.Y;
if (selectedElement != null)
selectedElement.setSelected(false);
selectedElement = elements.ElementAt(e.X, e.Y);
if (selectedElement != null) {
selectedElement.setSelected(new Point(e.X, e.Y));
selectedElement.MouseDown(sender, e);
ElementSelected(this, new EventArgs());
}
}
public void EnsureVisible(DrawableElement drawableElement)
{
scratch1.EnsureVisible(drawableElement);
}
public void EnsureVisible(DrawableElement drawableElement)
{
scratch1.EnsureVisible(drawableElement);
}
private void DeselectChildren()
{
if (selectedChildren != null)
selectedChildren.setSelected(false);
selectedChildren = null;
}
private void Scratch_MouseDown(object sender, MouseEventArgs e)
{
mousedown = true;
mouse_start.X = e.X;
mouse_start.Y = e.Y;
if (selectedElement != null)
selectedElement.setSelected(false);
selectedElement = null;
foreach(DrawableElement element in elements)
{
if (element.contains(e.X, e.Y))
{
element.setSelected(new Point(e.X, e.Y));
selectedElement = element;
ElementSelected(this, new EventArgs());
}
}
if (selectedElement != null)
{
selectedElement.MouseDown(sender, e);
}
}
