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SilentDragonPaper
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Add a tearoff address section

taddr
adityapk00 5 years ago
parent
6e3a168af1
commit
a2f66e0ad3
1 changed files with 50 additions and 16 deletions
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  1. 66
      lib/src/pdf.rs

66
lib/src/pdf.rs
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@ -50,9 +50,8 @@ pub fn save_to_pdf(addresses: &str, filename: &str) {
// Add address + private key
add_address_to_page(&current_layer, &font, &font_bold, address, is_taddr, pos);
add_pk_to_page(&current_layer, &font, &font_bold, pk, is_taddr, seed, hdpath, pos);
// Is the shape stroked? Is the shape closed? Is the shape filled?
add_pk_to_page(&current_layer, &font, &font_bold, pk, address, is_taddr, seed, hdpath, pos);
let line1 = Line {
points: vec![(Point::new(Mm(5.0), Mm(160.0)), false), (Point::new(Mm(205.0), Mm(160.0)), false)],
is_closed: true,
@ -122,13 +121,17 @@ fn add_footer_to_page(current_layer: &PdfLayerReference, font: &IndirectFontRef,
* Add the address section to the PDF at `pos`. Note that each page can fit only 2 wallets, so pos has to effectively be either 0 or 1.
*/
fn add_address_to_page(current_layer: &PdfLayerReference, font: &IndirectFontRef, font_bold: &IndirectFontRef, address: &str, is_taddr: bool, pos: u32) {
let (scaledimg, finalsize) = qrcode_scaled(address, if is_taddr {15} else {10});
let (scaledimg, finalsize) = qrcode_scaled(address, if is_taddr {13} else {10});
// page_height top_margin vertical_padding position
let ypos = 297.0 - 5.0 - 50.0 - (140.0 * pos as f64);
add_qrcode_image_to_page(current_layer, scaledimg, finalsize, Mm(10.0), Mm(ypos));
let ypos = 297.0 - 5.0 - 35.0 - (140.0 * pos as f64);
let title = if is_taddr {"T Address"} else {"ZEC Address (Sapling)"};
add_address_at(current_layer, font, font_bold, title, address, &scaledimg, finalsize, ypos);
}
fn add_address_at(current_layer: &PdfLayerReference, font: &IndirectFontRef, font_bold: &IndirectFontRef, title: &str, address: &str, qrcode: &Vec<u8>, finalsize: usize, ypos: f64) {
add_qrcode_image_to_page(current_layer, qrcode, finalsize, Mm(10.0), Mm(ypos));
current_layer.use_text(title, 14, Mm(55.0), Mm(ypos+27.5), &font_bold);
let strs = split_to_max(&address, 39, 39); // No spaces, so user can copy the address
@ -140,29 +143,60 @@ fn add_address_to_page(current_layer: &PdfLayerReference, font: &IndirectFontRef
/**
* Add the private key section to the PDF at `pos`, which can effectively be only 0 or 1.
*/
fn add_pk_to_page(current_layer: &PdfLayerReference, font: &IndirectFontRef, font_bold: &IndirectFontRef, pk: &str, is_taddr: bool, seed: &str, path: &str, pos: u32) {
fn add_pk_to_page(current_layer: &PdfLayerReference, font: &IndirectFontRef, font_bold: &IndirectFontRef, pk: &str, address: &str, is_taddr: bool, seed: &str, path: &str, pos: u32) {
// page_height top_margin vertical_padding position
let ypos = 297.0 - 5.0 - 90.0 - (140.0 * pos as f64);
let line1 = Line {
points: vec![(Point::new(Mm(5.0), Mm(ypos + 50.0)), false), (Point::new(Mm(205.0), Mm(ypos + 50.0)), false)],
is_closed: true,
has_fill: false,
has_stroke: true,
is_clipping_path: false,
};
let outline_color = printpdf::Color::Rgb(Rgb::new(0.0, 0.0, 0.0, None));
current_layer.set_outline_color(outline_color);
let mut dash_pattern = LineDashPattern::default();
dash_pattern.dash_1 = Some(5);
current_layer.set_line_dash_pattern(dash_pattern);
current_layer.set_outline_thickness(1.0);
// Draw first line
current_layer.add_shape(line1);
// Reset the dashed line pattern
current_layer.set_line_dash_pattern(LineDashPattern::default());
let (scaledimg, finalsize) = qrcode_scaled(pk, if is_taddr {20} else {10});
// page_height top_margin vertical_padding position
let ypos = 297.0 - 5.0 - 100.0 - (140.0 * pos as f64);
add_qrcode_image_to_page(current_layer, scaledimg, finalsize, Mm(145.0), Mm(ypos-17.5));
add_qrcode_image_to_page(current_layer, &scaledimg, finalsize, Mm(145.0), Mm(ypos-17.5));
current_layer.use_text("Private Key", 14, Mm(10.0), Mm(ypos+32.5), &font_bold);
current_layer.use_text("Private Key", 14, Mm(10.0), Mm(ypos+37.5), &font_bold);
let strs = split_to_max(&pk, 45, 45); // No spaces, so user can copy the private key
for i in 0..strs.len() {
current_layer.use_text(strs[i].clone(), 12, Mm(10.0), Mm(ypos+25.0-((i*5) as f64)), &font);
current_layer.use_text(strs[i].clone(), 12, Mm(10.0), Mm(ypos+32.5-((i*5) as f64)), &font);
}
// Add the address a second time below the private key
let title = if is_taddr {"T Address"} else {"ZEC Address (Sapling)"};
current_layer.use_text(title, 12, Mm(10.0), Mm(ypos-10.0), &font_bold);
let strs = split_to_max(&address, 39, 39); // No spaces, so user can copy the address
for i in 0..strs.len() {
current_layer.use_text(strs[i].clone(), 12, Mm(10.0), Mm(ypos-15.0-((i*5) as f64)), &font);
}
// And add the seed too.
if !is_taddr {
current_layer.use_text(format!("HDSeed: {}, Path: {}", seed, path).as_str(), 8, Mm(10.0), Mm(ypos-25.0), &font);
current_layer.use_text(format!("HDSeed: {}, Path: {}", seed, path).as_str(), 8, Mm(10.0), Mm(ypos-35.0), &font);
}
}
/**
* Insert the given QRCode into the PDF at the given x,y co-ordinates. The qr code is a vector of RGB values.
*/
fn add_qrcode_image_to_page(current_layer: &PdfLayerReference, qr: Vec<u8>, qrsize: usize, x: Mm, y: Mm) {
fn add_qrcode_image_to_page(current_layer: &PdfLayerReference, qr: &Vec<u8>, qrsize: usize, x: Mm, y: Mm) {
// you can also construct images manually from your data:
let image_file_2 = ImageXObject {
width: Px(qrsize),
@ -173,7 +207,7 @@ fn add_qrcode_image_to_page(current_layer: &PdfLayerReference, qr: Vec<u8>, qrsi
/* put your bytes here. Make sure the total number of bytes =
width * height * (bytes per component * number of components)
(e.g. 2 (bytes) x 3 (colors) for RGB 16bit) */
image_data: qr,
image_data: qr.to_vec(),
image_filter: None, /* does not work yet */
clipping_bbox: None, /* doesn't work either, untested */
};

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