private void RotateZAsync()
{
while (_rotating)
{
_tnet = Transformations.TranslateToOrigin(_scrnpts, _tnet);
_tnet = Transformations.RotateOnZ(_tnet, .05);
_tnet = Transformations.Translate(_tnet, Transformations.PreviousXPos, Transformations.PreviousYPos, Transformations.PreviousZPos);
Thread.Sleep(5);
CallRefreshToMainThread();
}
}
private void RestoreInitialImage()
{
//create the screen coordinates:
// scrnpts = vertices*ctrans
if (_gooddata)
{
Transformations.SetIdentity(_tnet, 4, 4);
_tnet = Transformations.TranslateToOrigin(_vertices, _tnet);
_tnet = Transformations.ReflectOnYAxis(_tnet);
_tnet = Transformations.ScaleToIntial(_vertices, _tnet, this.ClientRectangle.Height);
_tnet = Transformations.TranslateToCenter(_tnet, this.ClientRectangle.Width, this.ClientRectangle.Height);
Transformations.PrintMatrix(_tnet);
Invalidate();
}
} // end of RestoreInitialImage
protected override void OnPaint(PaintEventArgs pea)
{
Graphics grfx = pea.Graphics;
Pen pen = new Pen(Color.White, 3);
if (_gooddata)
{
_scrnpts = Transformations.MatrixMultiply(_vertices, _tnet);
//now draw the lines
for (int i = 0; i < _numlines; i++)
{
grfx.DrawLine(pen, (int)_scrnpts[_lines[i, 0], 0], (int)_scrnpts[_lines[i, 0], 1],
(int)_scrnpts[_lines[i, 1], 0], (int)_scrnpts[_lines[i, 1], 1]);
}
} // end of gooddata block
} // end of OnPaint
private void toolBar1_ButtonClick(object sender, System.Windows.Forms.ToolBarButtonClickEventArgs e)
{
if (_rotating)
{
_rotating = false;
_thread.Abort();
_thread.Join();
_thread = null;
}
if (e.Button == transleftbtn)
{
_tnet = Transformations.Translate(_tnet, -75, 0, 0);
Refresh();
}
if (e.Button == transrightbtn)
{
_tnet = Transformations.Translate(_tnet, +75, 0, 0);
Refresh();
}
if (e.Button == transupbtn)
{
_tnet = Transformations.Translate(_tnet, 0, -35, 0);
Refresh();
}
if (e.Button == transdownbtn)
{
_tnet = Transformations.Translate(_tnet, 0, +35, 0);
Refresh();
}
if (e.Button == scaleupbtn)
{
_tnet = Transformations.TranslateToOrigin(_scrnpts, _tnet);
_tnet = Transformations.ScaleUniform(_scrnpts, _tnet, 1.10);
_tnet = Transformations.Translate(_tnet, Transformations.PreviousXPos, Transformations.PreviousYPos, Transformations.PreviousZPos);
Refresh();
}
if (e.Button == scaledownbtn)
{
_tnet = Transformations.TranslateToOrigin(_scrnpts, _tnet);
_tnet = Transformations.ScaleUniform(_scrnpts, _tnet, 0.90);
_tnet = Transformations.Translate(_tnet, Transformations.PreviousXPos, Transformations.PreviousYPos, Transformations.PreviousZPos);
Refresh();
}
if (e.Button == rotxby1btn)
{
_tnet = Transformations.TranslateToOrigin(_scrnpts, _tnet);
_tnet = Transformations.RotateOnX(_tnet, .05);
_tnet = Transformations.Translate(_tnet, Transformations.PreviousXPos, Transformations.PreviousYPos, Transformations.PreviousZPos);
Refresh();
}
if (e.Button == rotyby1btn)
{
_tnet = Transformations.TranslateToOrigin(_scrnpts, _tnet);
_tnet = Transformations.RotateOnY(_tnet, .05);
_tnet = Transformations.Translate(_tnet, Transformations.PreviousXPos, Transformations.PreviousYPos, Transformations.PreviousZPos);
Refresh();
}
if (e.Button == rotzby1btn)
{
_tnet = Transformations.TranslateToOrigin(_scrnpts, _tnet);
_tnet = Transformations.RotateOnZ(_tnet, .05);
_tnet = Transformations.Translate(_tnet, Transformations.PreviousXPos, Transformations.PreviousYPos, Transformations.PreviousZPos);
Refresh();
}
if (e.Button == rotxbtn)
{
_rotating = true;
_thread = new Thread(new ThreadStart(RotateXAsync));
_thread.Start();
}
if (e.Button == rotybtn)
{
_rotating = true;
_thread = new Thread(new ThreadStart(RotateYAsync));
_thread.Start();
}
if (e.Button == rotzbtn)
{
_rotating = true;
_thread = new Thread(new ThreadStart(RotateZAsync));
_thread.Start();
}
if (e.Button == shearleftbtn)
{
_tnet = Transformations.TranslateBaselineToXaxis(_vertices, _scrnpts, _tnet);
_tnet = Transformations.ShearHorizontal(_tnet, 0.10);
_tnet = Transformations.Translate(_tnet, Transformations.PreviousXPos, Transformations.PreviousYPos, Transformations.PreviousZPos);
Refresh();
}
if (e.Button == shearrightbtn)
{
_tnet = Transformations.TranslateBaselineToXaxis(_vertices, _scrnpts, _tnet);
_tnet = Transformations.ShearHorizontal(_tnet, -0.10);
_tnet = Transformations.Translate(_tnet, Transformations.PreviousXPos, Transformations.PreviousYPos, Transformations.PreviousZPos);
Refresh();
}
if (e.Button == resetbtn)
{
RestoreInitialImage();
}
if (e.Button == exitbtn)
{
Close();
}
}
