private void draw(Graphics g)
{
foreach (TextObject text in textList)
{
Brush brush = new SolidBrush(text.color);
g.DrawString(text.text, text.font, (Brush)brush, text.pos);
}
foreach (PolygonObject polygon in polygonList)
{
g.DrawPolygon(polygon.pen, polygon.list.ToArray());
}
if (startPoint != Point.Empty && currentPoint != Point.Empty)
{
switch (mode)
{
case Mode.SELECT:
break;
case Mode.DRAW:
PolygonObject poly = new PolygonObject();
poly.rectangle(startPoint, currentPoint);
g.DrawPolygon(pen, poly.list.ToArray());
break;
case Mode.LINE:
g.DrawLine(pen, startPoint, currentPoint);
break;
case Mode.TEXT:
break;
}
}
}
private void pictureBox_MouseUp(object sender, MouseEventArgs e)
{
textBoxOffFocused();
bool moved = false;
switch (mode)
{
case Mode.SELECT:
for (int i = 0; i < polygonList.Count(); i++)
{
GraphicsPath path = new GraphicsPath();
path.AddPolygon(polygonList[i].list.ToArray());
Region region = new Region(path);
Graphics g = CreateGraphics();
RectangleF bound=region.GetBounds(g);
if (g!=null && bound!=null && bound.Contains(startPoint))
{
polygonList[i].shift(e.Location.X - startPoint.X, e.Location.Y - startPoint.Y);
moved = true;
}
}
if (!moved)
{
int dx, dy;
for (int i = 0; i < textList.Count(); i++)
{
SizeF sizeF = pictureBox.CreateGraphics().MeasureString(textList[i].text, textList[i].font);
Rectangle rb = new Rectangle(textList[i].pos.X, textList[i].pos.Y, (int)sizeF.Width, (int)sizeF.Height);
if (rb.Contains(startPoint))
{
dx = e.Location.X - startPoint.X;
dy=e.Location.Y - startPoint.Y;
if(0<=textList[i].pos.X + dx)
textList[i].pos.X += dx;
if (0 <= textList[i].pos.Y + dy)
textList[i].pos.Y += dy;
}
}
}
break;
case Mode.DRAW:
PolygonObject poly = new PolygonObject();
poly.rectangle(startPoint, e.Location);
poly.setPen(pen);
polygonList.Add(poly);
break;
case Mode.TEXT:
if (!textBox.Visible)
{
textBox.Location = e.Location;
textBox.Show();
}
break;
case Mode.LINE:
PolygonObject polygon = new PolygonObject();
polygon.addPoint(startPoint);
polygon.addPoint(e.Location);
polygon.setPen(pen);
polygonList.Add(polygon);
break;
}
startPoint = Point.Empty;
Refresh();
}
