C++ (Cpp) draw_QRcode示例

示例#1

文件： view_qrcode.c 项目： OldFrank/qrencode

void draw_structuredQRcode(QRinput_Struct *s)
{
	int i, w, h, n, x, y;
	int swidth;
	QRcode_List *qrcodes, *p;

	qrcodes = QRcode_encodeInputStructured(s);
	if(qrcodes == NULL) return;

	swidth = (qrcodes->code->width + margin * 2) * size;
	n = QRcode_List_size(qrcodes);
	w = (n < 4)?n:4;
	h = (n - 1) / 4 + 1;

	screen = SDL_SetVideoMode(swidth * w, swidth * h, 32, 0);
	SDL_FillRect(screen, NULL, 0xffffff);

	p = qrcodes;
	for(i=0; i<n; i++) {
		x = (i % 4) * swidth;
		y = (i / 4) * swidth;
		draw_QRcode(p->code, x, y);
		p = p->next;
	}
	SDL_Flip(screen);
	QRcode_List_free(qrcodes);
}

示例#2

文件： qrencode.c 项目： Fangang/one-hour-hack

int main(int argc, char *argv[])
{
	int width;

	QRcode *qrcode;
	qrcode = QRcode_encodeString("hanwenfang",0,QR_ECLEVEL_H,QR_MODE_8,0);
	width = (qrcode->width + margin *2) * size;
	screen = SDL_SetVideoMode(width,width,32,0);
	//SDL_FillRect(screen,NULL,0xffffff);

	draw_QRcode(qrcode,0,0);

	SDL_Flip(screen);
	QRcode_free(qrcode);

	SDL_Quit();
	exit(0);
}

示例#3

文件： view_qrcode.c 项目： OldFrank/qrencode

void draw_singleQRcode(QRinput *stream, int mask)
{
	QRcode *qrcode;
	int width;

	QRinput_setVersion(stream, version);
	QRinput_setErrorCorrectionLevel(stream, level);
	qrcode = QRcode_encodeMask(stream, mask);
	if(qrcode == NULL) return;

	version = qrcode->version;
	width = (qrcode->width + margin * 2) * size;

	screen = SDL_SetVideoMode(width, width, 32, 0);
	SDL_FillRect(screen, NULL, 0xffffff);
	draw_QRcode(qrcode, 0, 0);
	SDL_Flip(screen);
	QRcode_free(qrcode);
}