private void copyPublicHexQRMenuItem_Click(object sender, EventArgs e)
{
string toencode = txtPubHex.Text.Replace(" ", "");
Bitmap b = QR.EncodeQRCode(toencode);
if (b == null)
{
MessageBox.Show("Enter or create a valid public key first.");
return;
}
Clipboard.SetText(toencode);
Clipboard.SetImage(b);
}
private void copyAddressQRMenuItem_Click(object sender, EventArgs e)
{
string toencode = txtBtcAddr.Text;
Bitmap b = QR.EncodeQRCode(toencode);
if (b == null)
{
MessageBox.Show("Enter or create a valid address first.");
return;
}
Clipboard.SetText(toencode);
Clipboard.SetImage(b);
}
protected override void OnPrintPage(System.Drawing.Printing.PrintPageEventArgs e)
{
base.OnPrintPage(e);
int printHeight;
int printWidth;
int leftMargin;
int rightMargin;
//Set print area size and margins
{
printHeight = base.DefaultPageSettings.PaperSize.Height - base.DefaultPageSettings.Margins.Top - base.DefaultPageSettings.Margins.Bottom;
printWidth = base.DefaultPageSettings.PaperSize.Width - base.DefaultPageSettings.Margins.Left - base.DefaultPageSettings.Margins.Right;
leftMargin = base.DefaultPageSettings.Margins.Left;
//X
rightMargin = base.DefaultPageSettings.Margins.Top;
//Y
}
for (int i = 0; i < 16; i++)
{
int eachheight = 120;
switch (PrintMode)
{
case PrintModes.PubPrivQR:
if (i >= 8)
{
i = 999;
}
eachheight = 120;
break;
case PrintModes.PsyBanknote:
if (i >= 3)
{
i = 999;
}
eachheight = 365;
break;
}
if (i == 999)
{
break;
}
if (PrintMode == PrintModes.PubPrivQR && i >= 8)
{
break;
}
if (PrintMode == PrintModes.PsyBanknote && i >= NotesPerPage)
{
break;
}
if (keys.Count == 0)
{
break;
}
int thiscodeX = 50;
int thiscodeY = 50 + eachheight * i;
if (i >= 8)
{
thiscodeX = 450;
thiscodeY = 50 + eachheight * (i - 8);
}
// T-------------------------------|
// | |
// | |
// | |
// | |
// | |
// |-------------------------------|
//
// T = thiscodeX,thiscodeY
//
// Load the Ubuntu font directly from a file so it doesn't need to be installed on the system.
if (UbuntuFontLoaded == false)
{
UbuntuFontLoaded = true;
try {
System.Drawing.Text.PrivateFontCollection pfc = new System.Drawing.Text.PrivateFontCollection();
pfc.AddFontFile("Ubuntu-R.ttf");
} catch { }
}
ubuntufont = new Font("Ubuntu", 6);
ubuntumid = new Font("Ubuntu", 9);
ubuntubig = new Font("Ubuntu", 17);
KeyCollectionItem k = (KeyCollectionItem)keys[0];
keys.RemoveAt(0);
string privkey = k.PrivateKey;
if (PreferUnencryptedPrivateKeys)
{
if (k.EncryptedKeyPair != null && k.EncryptedKeyPair.IsUnencryptedPrivateKeyAvailable())
{
privkey = k.EncryptedKeyPair.GetUnencryptedPrivateKey().PrivateKey;
}
}
Bitmap b = QR.EncodeQRCode(privkey);
if (PrintMode == PrintModes.PsyBanknote)
{
if (BitcoinNote == null)
{
BitcoinNote = Image.FromFile(ImageFilename);
}
float desiredScale = 550F;
float scalefactor = (desiredScale / 650.0F);
float leftOffset = (float)printWidth - desiredScale;
// draw the note
e.Graphics.DrawImage(BitcoinNote,
leftOffset + scalefactor * (float)thiscodeX,
scalefactor * (float)thiscodeY, (float)650F * scalefactor,
(float)650F * scalefactor * (float)BitcoinNote.Height / (float)BitcoinNote.Width);
// draw the private QR
e.Graphics.DrawImage(b, leftOffset + scalefactor * (float)(thiscodeX + 472),
scalefactor * (float)(thiscodeY + 140),
scalefactor * 145F,
scalefactor * 147F);
// draw the public QR
Bitmap b2 = QR.EncodeQRCode(k.GetAddressBase58());
e.Graphics.DrawImage(b2,
leftOffset + scalefactor * (float)(thiscodeX + 39),
scalefactor * (float)(thiscodeY + 90), scalefactor * 128F, scalefactor * 128F);
// write bitcoin address
StringFormat sf = new StringFormat();
//sf.FormatFlags |= StringFormatFlags.DirectionVertical | StringFormatFlags.DirectionRightToLeft;
e.Graphics.RotateTransform(-90F);
e.Graphics.DrawString("Bitcoin Address\r\n" + k.GetAddressBase58(), ubuntumid, Brushes.Black,
-scalefactor * (float)(thiscodeY + 338),
leftOffset + scalefactor * (float)(thiscodeX + 170),
sf);
// write private key
string whattoprint;
if (privkey.Length > 30)
{
whattoprint = privkey.Substring(0, 25) + "\r\n" + privkey.Substring(25);
}
else
{
whattoprint = "\r\n" + privkey;
}
float xpos = 444;
if (privkey.StartsWith("6"))
{
whattoprint = "Password Required\r\n" + whattoprint;
xpos -= 10;
}
e.Graphics.DrawString(whattoprint, ubuntufont, Brushes.Black,
-scalefactor * (float)(thiscodeY + 290),
leftOffset + scalefactor * (float)(thiscodeX + xpos),
sf);
e.Graphics.RotateTransform(90F);
// write denomination, if any
if ((Denomination ?? "") != "")
{
e.Graphics.DrawString(Denomination, ubuntubig, Brushes.Black,
leftOffset + scalefactor * (float)(thiscodeX + 330),
scalefactor * (float)(thiscodeY + 310)
);
}
if (PrintMiniKeysWith1DBarcode && k.Address is MiniKeyPair)
{
Bitmap barcode1d = Barcode128b.GetBarcode(k.PrivateKey);
float aspect1d = (float)barcode1d.Width / (float)barcode1d.Height;
e.Graphics.DrawImage(barcode1d, leftOffset + scalefactor * (float)(thiscodeX + 231F),
scalefactor * (float)(thiscodeY + 293),
scalefactor * 420F,
scalefactor * 50F);
}
}
else if (PrintMode == PrintModes.PrivQR)
{
// ----------------------------------------------------------------
// Paper wallet with only private key QR code. Fits 16 to a page.
// ----------------------------------------------------------------
e.Graphics.DrawImage(b, thiscodeX, thiscodeY, 100, 100);
e.Graphics.DrawString("Bitcoin address: " + k.GetAddressBase58(), fontsmall, Brushes.Black, thiscodeX + 110, thiscodeY);
string whattowrite;
if (privkey.Length > 30)
{
whattowrite = privkey.Substring(0, 25) + "\r\n" + privkey.Substring(25);
}
else
{
whattowrite = "\r\n" + privkey;
}
if (privkey.StartsWith("6"))
{
whattowrite = whattowrite + "\r\nPassword Required";
}
e.Graphics.DrawString(whattowrite, font, Brushes.Black, thiscodeX + 110, thiscodeY + 15);
if ((Denomination ?? "") != "")
{
e.Graphics.DrawString(Denomination + " BTC", fontbig, Brushes.Black, thiscodeX + 110, thiscodeY + 75);
}
}
else if (PrintMode == PrintModes.PubPrivQR)
{
// ----------------------------------------------------------------
// Paper wallet with public and private QR codes. Fits 8 to a page.
// ----------------------------------------------------------------
e.Graphics.DrawImage(b, thiscodeX + 600, thiscodeY, 100, 100);
QRCodeEncoder qr2 = new QRCodeEncoder();
qr2.QRCodeVersion = 3;
Bitmap b2 = qr2.Encode(k.GetAddressBase58());
e.Graphics.DrawImage(b2, thiscodeX, thiscodeY, 100, 100);
e.Graphics.DrawString("Bitcoin address:\r\n" + k.GetAddressBase58(), font, Brushes.Black, thiscodeX + 110, thiscodeY);
StringFormat sf = new StringFormat();
sf.Alignment = StringAlignment.Far; // right justify
string whattoprint = privkey;
if (privkey.StartsWith("6"))
{
whattoprint = whattoprint + "\r\nPassword Required";
}
e.Graphics.DrawString("Private key:\r\n" + whattoprint, font, Brushes.Black, thiscodeX + 597, thiscodeY + 65, sf);
}
}
e.HasMorePages = keys.Count > 0;
}
protected override void OnPrintPage(System.Drawing.Printing.PrintPageEventArgs e)
{
base.OnPrintPage(e);
int printHeight;
int printWidth;
int leftMargin;
int rightMargin;
//Set print area size and margins
{
printHeight = base.DefaultPageSettings.PaperSize.Height - base.DefaultPageSettings.Margins.Top - base.DefaultPageSettings.Margins.Bottom;
printWidth = base.DefaultPageSettings.PaperSize.Width - base.DefaultPageSettings.Margins.Left - base.DefaultPageSettings.Margins.Right;
leftMargin = base.DefaultPageSettings.Margins.Left;
//X
rightMargin = base.DefaultPageSettings.Margins.Top;
//Y
}
for (int i = 0; i < 8; i++)
{
int eachheight = 120;
if (keys.Count == 0)
{
break;
}
KeyCollectionItem kci = keys[0];
string address = kci.GetAddressBase58();
string privkey = kci.PrivateKey;
string confcode = "";
if (kci.EncryptedKeyPair != null && kci.EncryptedKeyPair is Bip38KeyPair)
{
confcode = ((Bip38KeyPair)kci.EncryptedKeyPair).GetConfirmationCode() ?? "";
//if (confcode != "") confcode = "Confirmation code:\r\n" + confcode;
}
keys.RemoveAt(0);
int thiscodeX = 0; // 50;
int thiscodeY = 50 + eachheight * i;
// ----------------------------------------------------------------
// Coin insert with public and private QR codes. Fits 8 to a page.
// ----------------------------------------------------------------
float CircleDiameterInches = (7F / 16F); // 7/16"
// draw the private key circle
using (Pen blackpen = new Pen(Color.Black)) {
blackpen.Width = (1F / 72F);
e.Graphics.DrawEllipse(blackpen, thiscodeX + 30F, thiscodeY + 10F, CircleDiameterInches * 100F, CircleDiameterInches * 100F);
// Over 30 characters? do a folding insert at 95% diameter away
if (privkey.Length > 30)
{
e.Graphics.DrawEllipse(blackpen, thiscodeX + 30F, thiscodeY + 10F + (CircleDiameterInches * 95F), CircleDiameterInches * 100F, CircleDiameterInches * 100F);
e.Graphics.FillEllipse(Brushes.White, thiscodeX + 30F, thiscodeY + 10F + (CircleDiameterInches * 95F), CircleDiameterInches * 100F, CircleDiameterInches * 100F);
}
e.Graphics.FillEllipse(Brushes.White, thiscodeX + 30F, thiscodeY + 10F, CircleDiameterInches * 100F, CircleDiameterInches * 100F);
}
int[] charsPerLine = new int[] { 4, 7, 8, 7, 4, 0, 4, 7, 8, 7, 4 };
string privkeyleft = privkey;
// if it's going to take two circles, add hyphens
if (privkeyleft.Length > 30)
{
privkeyleft = privkeyleft.Substring(0, 29) + "--" + privkeyleft.Substring(29);
}
string privkeytoprint = "";
for (int c = 0; c < 11; c++)
{
if (charsPerLine[c] == 0)
{
privkeytoprint += "\r\n";
}
else
{
if (privkeyleft.Length > charsPerLine[c])
{
privkeytoprint += privkeyleft.Substring(0, charsPerLine[c]) + "\r\n";
privkeyleft = privkeyleft.Substring(charsPerLine[c]);
}
else
{
privkeytoprint += privkeyleft + "\r\n";
privkeyleft = "";
}
}
}
using (StringFormat sfcenter = new StringFormat()) {
sfcenter.Alignment = StringAlignment.Center;
e.Graphics.DrawString(privkeytoprint, fontsmall, Brushes.Black, thiscodeX + 30F + (CircleDiameterInches * 100F / 2F), thiscodeY + 14F, sfcenter);
}
// draw the address QR code
using (Bitmap b2 = QR.EncodeQRCode(address)) {
e.Graphics.DrawImage(b2, thiscodeX + 100, thiscodeY, 100, 100);
}
e.Graphics.DrawString("Bitcoin address:\r\n" + address, font, Brushes.Black, thiscodeX + 210, thiscodeY);
StringFormat sf = new StringFormat();
sf.Alignment = StringAlignment.Far; // right justify
if (confcode != "")
{
// Print the confirmation QR code
using (Bitmap b = QR.EncodeQRCode(confcode)) {
e.Graphics.DrawImage(b, thiscodeX + 600, thiscodeY, 100, 100);
string whattoprint = "Confirmation code:\r\n" + confcode.Substring(0, 38) + "\r\n" + confcode.Substring(38);
e.Graphics.DrawString(whattoprint, font, Brushes.Black, thiscodeX + 597, thiscodeY + 55, sf);
}
}
}
if (keys.Count != 0)
{
e.HasMorePages = true;
}
}
protected override void OnPrintPage(System.Drawing.Printing.PrintPageEventArgs e)
{
baseOnPrintPage(e);
int printHeight;
int printWidth;
int leftMargin;
int rightMargin;
Int32 lines;
Int32 chars;
//Set print area size and margins
{
printHeight = base.DefaultPageSettings.PaperSize.Height - base.DefaultPageSettings.Margins.Top - base.DefaultPageSettings.Margins.Bottom;
printWidth = base.DefaultPageSettings.PaperSize.Width - base.DefaultPageSettings.Margins.Left - base.DefaultPageSettings.Margins.Right;
leftMargin = base.DefaultPageSettings.Margins.Left;
//X
rightMargin = base.DefaultPageSettings.Margins.Top;
//Y
}
int startwidth = 0;
int startheight = 50;
for (int i = 0; i < 96; i++)
{
int eachheight = 60, eachwidth = 130;
if (keys.Count == 0)
{
break;
}
KeyCollectionItem kci = keys[0];
string address = kci.GetAddressBase58();
string privkey = kci.PrivateKey;
keys.RemoveAt(0);
int thiscodeX = startwidth + eachwidth * (i / 16);
int thiscodeY = startheight + eachheight * (i % 16);
// ----------------------------------------------------------------
// Coin insert with public and private QR codes. Fits 8 to a page.
// ----------------------------------------------------------------
float CircleDiameterInches = (7F / 16F); // 7/16"
// draw the private key circle
using (Pen blackpen = new Pen(Color.Black)) {
// print some alignment marks for use in laser cutting
if (i == 0)
{
e.Graphics.FillRectangle(Brushes.Black, startwidth + eachwidth * 3F, startheight, 0.01F, 0.01F);
e.Graphics.FillRectangle(Brushes.Black, startwidth + eachwidth * 3F, (float)startheight + (float)eachheight * 8.5F, 0.01F, 0.01F);
e.Graphics.FillRectangle(Brushes.Black, startwidth + eachwidth * 3F, (float)startheight + (float)eachheight * 17F, 0.01F, 0.01F);
}
blackpen.Width = (1F / 72F);
e.Graphics.DrawEllipse(blackpen, thiscodeX + 30F, thiscodeY + 10F, CircleDiameterInches * 100F, CircleDiameterInches * 100F);
// Over 30 characters? do a folding insert at 95% diameter away
if (privkey.Length > 30)
{
e.Graphics.DrawEllipse(blackpen, thiscodeX + 30F, thiscodeY + 10F + (CircleDiameterInches * 95F), CircleDiameterInches * 100F, CircleDiameterInches * 100F);
e.Graphics.FillEllipse(Brushes.White, thiscodeX + 30F, thiscodeY + 10F + (CircleDiameterInches * 95F), CircleDiameterInches * 100F, CircleDiameterInches * 100F);
}
e.Graphics.FillEllipse(Brushes.White, thiscodeX + 30F, thiscodeY + 10F, CircleDiameterInches * 100F, CircleDiameterInches * 100F);
}
int[] charsPerLine = new int[] { 4, 7, 8, 7, 4, 0, 4, 7, 8, 7, 4 };
string privkeyleft = privkey;
// if it's going to take two circles, add hyphens
if (privkeyleft.Length > 30)
{
privkeyleft = privkeyleft.Substring(0, 29) + "--" + privkeyleft.Substring(29);
}
string privkeytoprint = "";
for (int c = 0; c < 11; c++)
{
if (charsPerLine[c] == 0)
{
privkeytoprint += "\r\n";
}
else
{
if (privkeyleft.Length > charsPerLine[c])
{
privkeytoprint += privkeyleft.Substring(0, charsPerLine[c]) + "\r\n";
privkeyleft = privkeyleft.Substring(charsPerLine[c]);
}
else
{
privkeytoprint += privkeyleft + "\r\n";
privkeyleft = "";
}
}
}
using (StringFormat sfcenter = new StringFormat()) {
sfcenter.Alignment = StringAlignment.Center;
e.Graphics.DrawString(privkeytoprint, fontsmall, Brushes.Black, thiscodeX + 30F + (CircleDiameterInches * 100F / 2F), thiscodeY + 14F, sfcenter);
}
// draw the address QR code
using (Bitmap b2 = QR.EncodeQRCode(address)) {
e.Graphics.DrawImage(b2, thiscodeX + 80, thiscodeY + 10, 50, 50);
}
e.Graphics.RotateTransform(-90F);
// transform 90 degrees changes our coordinate space so we can do sideways text.
// must swap xy and value supplied as x parameter must be negative
// instead of it's now
// -Y +X
// | |
// -X-------+X -Y----------+Y
// | PRINT | PRINT
// +Y -X
using (StringFormat sfright = new StringFormat()) {
sfright.Alignment = StringAlignment.Far;
e.Graphics.DrawString(address.Substring(0, 12) + "\r\n" + address.Substring(12, 12) + "\r\n" + address.Substring(24), fontsmall, Brushes.Black,
-(float)(thiscodeY + 10),
(float)(thiscodeX + 130), sfright);
}
// get out of sideways mode
e.Graphics.RotateTransform(90F);
}
if (keys.Count != 0)
{
e.HasMorePages = true;
}
}
