// Gan cac gia tri cho m_Shape
private void Gan(CShape shape)
{
shape.SetDrawMode(GDI.R2_NOTXORPEN);
shape.SetWidth(int.Parse(tcmbWidth.SelectedItem.ToString()));
shape.SetPenStyle(Chon(tcmbPenStyle.SelectedItem.ToString()));
shape.SetColor(_RGB(m_R, m_G, m_B));
}
private void toolBar1_ButtonClick(object sender, ToolBarButtonClickEventArgs e)
{
foreach (ToolBarButton tbb in toolBar1.Buttons)
{
if (tbb == e.Button)
{
tbb.Pushed = true;
}
else
{
tbb.Pushed = false;
}
}
if (e.Button.ImageIndex == 1) // Line
{
if (m_Shape is CLine)
{
return;
}
m_Shape = new CLine();
}
else
{
if (m_Shape is CEllipse)
{
return;
}
m_Shape = new CEllipse();
}
}
private void tButRectangle_Click(object sender, EventArgs e)
{
UnChecked();
tButRectangle.Checked = true;
Xoa();
flag = false;
m_Shape = new CRectangle();
Gan(m_Shape);
}
private void DrawShape_MouseDown(MouseButtonEventArgs e)
{
ChangeImage();
if (adlayer != null)
{
shape.RemoveAdorner(adlayer);
}
colorBit = true;
Thickness = Int32.Parse(borderSizeComboBox.SelectedItem.ToString());
switch (type)
{
case DrawType.CLine:
shape = new CLine(); break;
case DrawType.CRectangle:
shape = new CRectangle(); break;
case DrawType.CSquare:
shape = new CSquare(); break;
case DrawType.CEllipse:
shape = new CEllipse(); break;
case DrawType.CCircle:
shape = new CCircle(); break;
case DrawType.CHeart:
shape = new CHeart(); break;
case DrawType.CStar:
shape = new CStar(); break;
case DrawType.CArrow:
shape = new CArrow(); break;
}
fiveColorLGB = new LinearGradientBrush();
fiveColorLGB.StartPoint = new Point(0, 0);
fiveColorLGB.EndPoint = new Point(1, 0);
GS1 = new GradientStop();
GS1.Color = (Color)colorPicker2.SelectedColor;
GS1.Offset = 1 - (float)Offset.Value;
fiveColorLGB.GradientStops.Add(GS1);
GS2 = new GradientStop();
GS2.Color = (Color)colorPicker3.SelectedColor;
GS2.Offset = 1;
fiveColorLGB.GradientStops.Add(GS2);
shape.m_Fill = fiveColorLGB;
shape.m_Stroke = new SolidColorBrush((Color)colorPicker1.SelectedColor);
shape.m_ThinkNess = Thickness;
shape.m_Dash = dashes;
shape.DrawDown(paintCanvas, startPoint);
}
private void tButPolygon_Click(object sender, EventArgs e)
{
UnChecked();
tButPolygon.Checked = true;
Xoa();
flag = false;
m_Shape = new CPolygon();
m_Shape.SetWidth(int.Parse(tcmbWidth.SelectedItem.ToString()));
m_Shape.SetPenStyle(Chon(tcmbPenStyle.SelectedItem.ToString()));
m_Shape.SetColor(_RGB(m_R, m_G, m_B));
}
public Form1()
{
InitializeComponent();
m_Start = new Point();
m_End = new Point();
m_Shape = new CLine();
flag = false;
toolBar1.Buttons[0].Pushed = true;
m_Color = Color.Black;
m_Fill = Color.White;
mnuColor.Text = "Color(" + ColorToString(m_Color) + ")";
mnuFill.Text = "Fill(" + ColorToString(m_Fill) + ")";
CreateBitmap();
}
private void Form1_MouseDown(object sender, MouseEventArgs e)
{
m_End.X = e.X;
m_End.Y = e.Y;
flag = !flag;
if (flag) // bat dau ve
{
m_Start.X = e.X;
m_Start.Y = e.Y;
}
else
{
// Chuyen toa do 2 diem thanh mang cac diem
Point[] T = new Point[2];
T[0] = m_Start;
T[1] = m_End;
// Them tham so cho hinh can ve
m_Shape.SetPoints(T);
m_Shape._Color = m_Color;
m_Shape.Fill = m_Fill;
// Ve
Graphics grImage = Graphics.FromImage(bmpNew);
Graphics gr = this.CreateGraphics();
m_Shape.Draw(gr); // ve len man hinh
m_Shape.Draw(grImage); // ve len anh (trong vung nho)
gr.Dispose();
grImage.Dispose();
// Them hinh vao tap hop
m_arrShape.Add(m_Shape);
switch (m_Shape.ToString())
{
case "CLine":
m_Shape = new CLine();
break;
case "CEllipse":
m_Shape = new CEllipse();
break;
}
}
}
private void New()
{
tlbl.Visible = true;
m_R = 0;
m_G = 0;
m_B = 0;
m_Shape = new CLine();
flag1 = false;
flag = false;
tcmbPenStyle.SelectedIndex = 0;
tcmbWidth.SelectedIndex = 0;
m_Start.x = m_Start.y = m_End.x = m_End.y = 0;
m_arrShape = null;
m_arrPoint = null;
UnChecked();
tButLine.Checked = true;
Gan(m_Shape);
}
private void panel1_MouseDown(object sender, MouseEventArgs e)
{
flag = !flag;
if (flag) // bat dau ve
{
tlbl.Visible = false;
tcmbPenStyle.Enabled = false;
tcmbWidth.Enabled = false;
m_Start.x = m_End.x = e.X;
m_Start.y = m_End.y = e.Y;
if (m_Shape.ToString() == "CPolygon")
{
HDC hdc = (HDC)User.GetDC(panel1.Handle);
CRectangle rec = new CRectangle(m_End.x - distance, m_End.y - distance, m_End.x + distance, m_End.y + distance);
rec.SetDrawMode(GDI.R2_NOTXORPEN);
rec.Draw(hdc);
User.ReleaseDC(panel1.Handle, hdc);
m_arrPoint = new POINT[1];
m_arrPoint[0] = m_End;
}
}
else
{
HDC hdc = (HDC)User.GetDC(panel1.Handle);
if (m_Shape.ToString() == "CPolygon")
{
if (e.Clicks != 2)
{
m_Start = m_End;
flag = !flag;
CRectangle rec = new CRectangle(m_End.x - distance, m_End.y - distance, m_End.x + distance, m_End.y + distance);
rec.SetDrawMode(GDI.R2_NOTXORPEN);
rec.Draw(hdc);
User.ReleaseDC(panel1.Handle, hdc);
Array.Resize <POINT>(ref m_arrPoint, m_arrPoint.Length + 1);
m_arrPoint[m_arrPoint.Length - 1] = m_End;
return;
}
else
{
m_Shape.SetPoints(m_arrPoint);
foreach (POINT t in m_arrPoint)
{
CRectangle rec = new CRectangle(t.x - distance, t.y - distance, t.x + distance, t.y + distance);
rec.SetDrawMode(GDI.R2_NOTXORPEN);
rec.Draw(hdc);
}
m_arrPoint = null;
}
}
m_Shape.SetDrawMode(GDI.R2_COPYPEN);
m_Shape.Draw(hdc);
// Them hinh vao tap hop
if (m_arrShape == null)
{
m_arrShape = new CShape[1];
}
else
{
Array.Resize <CShape>(ref m_arrShape, m_arrShape.Length + 1);
}
m_arrShape[m_arrShape.Length - 1] = m_Shape;
switch (m_Shape.ToString())
{
case "CLine":
m_Shape = new CLine();
break;
case "CEllipse":
m_Shape = new CEllipse();
break;
case "CPolygon":
m_Shape = new CPolygon();
break;
case "CRectangle":
m_Shape = new CRectangle();
break;
}
Gan(m_Shape);
User.ReleaseDC(panel1.Handle, hdc);
tcmbPenStyle.Enabled = true;
tcmbWidth.Enabled = true;
tlbl.Visible = true;
}
}
