private void InitForm1()
{
color = Color.Black;
now_case = CASE.no_operation;
x1 = y1 = 0;
button_color.BackColor = color;
mouse_down = is_back = false;
bh = BREATH.ss;
pictureBox.Image = new Bitmap(pictureBox.Width, pictureBox.Height);
Step.InitStep((Image)pictureBox.Image.Clone());
}
private void drawPixel(int x, int y)//画点
{
Brush br = new SolidBrush(color);
switch (bh)
{
case BREATH.ss:
Graphics.FromImage(pictureBox.Image).FillRectangle(br, x, y, 1, 1);
break;
case BREATH.s:
bh = BREATH.ss;
Graphics.FromImage(pictureBox.Image).FillRectangle(br, x, y, 1, 1);
BresenhamCircle(1, x, y);
bh = BREATH.s;
break;
case BREATH.b:
bh = BREATH.ss;
Graphics.FromImage(pictureBox.Image).FillRectangle(br, x, y, 1, 1);
for (int i = 1; i < 3; i++)
{
BresenhamCircle(1 + i, x, y);
}
bh = BREATH.b;
break;
case BREATH.bb:
bh = BREATH.ss;
Graphics.FromImage(pictureBox.Image).FillRectangle(br, x, y, 1, 1);
for (int i = 1; i < 5; i++)
{
BresenhamCircle(1 + i, x, y);
}
bh = BREATH.bb;
break;
default:
Graphics.FromImage(pictureBox.Image).FillRectangle(br, x, y, 1, 1);
break;
}
pictureBox.Invalidate();
br.Dispose();
}
private void InitForm1()
{
color = Color.Black;
NowCase = CASE.NoOperation;
x0 = y0 = x1 = y1 = x2 = y2 = 0;
button_color.BackColor = color;
IsMouseDown = IsBack = false;
bh = BREATH.ss;
Bitmap b = new Bitmap(pictureBox.Width, pictureBox.Height); //新建位图b1
Graphics g1 = Graphics.FromImage(b); //创建b1的Graphics
g1.FillRectangle(Brushes.White, new Rectangle(0, 0, pictureBox.Width, pictureBox.Height)); //把b1涂成红色
pictureBox.Image = b;
Backgroud = (Image)b.Clone();
selectedShape = null;
Shape.SetMouseEvent(SelectedShapeSize_MouseUp, SelectedShapeSize_MouseDown, SelectedShapeSize_MouseMove);
pn = null;
button3D.BackgroundImageLayout = System.Windows.Forms.ImageLayout.Zoom;
}
private void 好粗ToolStripMenuItem_Click(object sender, EventArgs e)
{
bh = BREATH.bb;
}
