// If the user hits the new menu, clear the document private void NewMenu_Click(object sender, System.EventArgs e) { // Erase the ink ic.Ink.DeleteStrokes(); Signature.Invalidate(); // Clear the text boxes FirstNameBox.Text = ""; LastNameBox.Text = ""; }
private void MarginalButton_Click_1(object sender, System.EventArgs e) { int ccount; int yl, yr, xu, xd; if (Filters.MarginalFilter(m_Bitmap, out gray, out ccount, 67, out xu, out xd, out yl, out yr, out maxX, out maxY)) { m_Bitmap1 = (Bitmap)Bitmap.FromFile(name, false); Rectangle sourceRectangle = new Rectangle(yl, xu, yr - yl, xd - xu); c_Bitmap = m_Bitmap1.Clone(sourceRectangle, PixelFormat.DontCare); groupBox1.Text = "车牌"; groupBox1.Invalidate(); this.SaveButton.Enabled = true; this.TwoValueButton.Enabled = true; panel4.Invalidate(); graydo(); } }