dino/plugins/omemo/vapi/qrencode.vapi

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using Gdk;
[CCode (cheader_filename = "qrencode.h")]
namespace Qrencode {
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[CCode (cname = "QRecLevel", cprefix = "QR_ECLEVEL_")]
public enum ECLevel {
L,
M,
Q,
H
}
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[CCode (cname = "QRencodeMode", cprefix = "QR_MODE_")]
public enum EncodeMode {
NUL,
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NUM,
AN,
[CCode (cname = "QR_MODE_8")]
EIGHT_BIT,
KANJI,
STRUCTURE,
ECI,
FNC1FIRST,
FNC1SECOND
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}
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[CCode (cname = "QRcode", free_function = "QRcode_free", has_type_id = false)]
[Compact]
public class QRcode {
private int version;
private int width;
[CCode (array_length = false)]
private uint8[] data;
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[CCode (cname = "QRcode_encodeString")]
public QRcode (string str, int version = 0, ECLevel level = ECLevel.L, EncodeMode hint = EncodeMode.EIGHT_BIT, bool casesensitive = true);
public Pixbuf to_pixbuf() {
uint8[] bitmap = new uint8[3*width*width];
for (int i = 0; i < width*width; i++) {
uint8 color = (data[i] & 1) == 1 ? 0 : 255;
bitmap[i*3] = color;
bitmap[i*3+1] = color;
bitmap[i*3+2] = color;
}
return new Pixbuf.from_data(bitmap, Colorspace.RGB, false, 8, width, width, width*3);
}
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}
}