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@@ -17,6 +17,8 @@
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#include "u8g2.h"
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#include "u8g2_luat_fonts.h"
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+#include "../qrcode/qrcode.h"
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+
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#define LUAT_LOG_TAG "luat.u8g2"
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#include "luat_log.h"
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@@ -631,6 +633,36 @@ static int l_u8g2_DrawBitmap(lua_State *L){
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return 1;
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}
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+/**
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+缓冲区绘制QRCode
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+@api u8g2.DrawDrcode(x, y, str, version)
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+@int x坐标
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+@int y坐标
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+@string 二维码的内容
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+@int 二维码版本号
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+@return nil 无返回值
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+*/
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+static int l_u8g2_DrawDrcode(lua_State *L)
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+{
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+ size_t len;
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+ int x = luaL_checkinteger(L, 1);
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+ int y = luaL_checkinteger(L, 2);
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+ const char* str = luaL_checklstring(L, 3, &len);
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+ int version = luaL_checkinteger(L, 4);
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+ // Create the QR code
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+ QRCode qrcode;
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+ uint8_t qrcodeData[qrcode_getBufferSize(version)];
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+ qrcode_initText(&qrcode, qrcodeData, version, 0, str);
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+
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+ for(int i = 0; i < qrcode.size; i++)
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+ {
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+ for (int j = 0; j < qrcode.size; j++)
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+ {
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+ if(qrcode_getModule(&qrcode, j, i)) u8g2_DrawPixel(u8g2, x+j, y+i);
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+ }
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+ }
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+ return 0;
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+}
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#ifdef LUAT_USE_GTFONT
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@@ -799,6 +831,7 @@ static const rotable_Reg reg_u8g2[] =
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{ "DrawTriangle", l_u8g2_DrawTriangle, 0},
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{ "SetBitmapMode", l_u8g2_SetBitmapMode, 0},
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{ "DrawBitmap", l_u8g2_DrawBitmap, 0},
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+ { "DrawDrcode", l_u8g2_DrawDrcode, 0},
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#ifdef LUAT_USE_GTFONT
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{ "drawGtfontGb2312", l_u8g2_draw_gtfont_gb2312, 0},
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#ifdef LUAT_USE_GTFONT_UTF8
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