{"id":861,"date":"2023-02-18T13:57:11","date_gmt":"2023-02-18T05:57:11","guid":{"rendered":"http:\/\/www.huangrongzhen.ink\/?p=861"},"modified":"2023-03-05T23:10:29","modified_gmt":"2023-03-05T15:10:29","slug":"%e5%8d%95%e7%89%87%e6%9c%ba-gui-%e8%ae%be%e8%ae%a1%ef%bc%88%e5%85%ab%ef%bc%89-%e6%b3%a2%e5%bd%a2%e6%8e%a7%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/www.huangrongzhen.ink\/?p=861","title":{"rendered":"\u5355\u7247\u673a GUI \u8bbe\u8ba1\uff08\u516b\uff09- \u6ce2\u5f62\u63a7\u4ef6"},"content":{"rendered":"

\u57fa\u4e8e GD32F303ZET6 \u82f9\u679c\u6d3e\u5f00\u53d1\u677f <\/p><\/div>\n\n\n

<\/span>\u7b80\u4ecb<\/span><\/h2>\n\n\n\n

\u505a\u5355\u7247\u673a GUI \u5f00\u53d1\u65f6\uff0c\u65f6\u5e38\u9700\u8981\u5728\u5c4f\u5e55\u4e0a\u7ed8\u5236\u6ce2\u5f62\u3002\u4e3b\u6d41\u7684\u7ed8\u5236\u6ce2\u5f62\u6709\u4e24\u79cd\u65b9\u5f0f\uff0c\u5206\u522b\u662f\u6eda\u52a8\u548c\u626b\u63cf\uff0c\u672c\u6587\u5c06\u4ece\u8fd9\u4e24\u4e2a\u65b9\u9762\u5206\u522b\u4ecb\u7ecd\u3002<\/p>\n\n\n\n

<\/span>\u4ee5\u6eda\u52a8\u7684\u65b9\u5f0f\u5b9e\u73b0\u6ce2\u5f62\u7ed8\u5236<\/span><\/h2>\n\n\n\n

\u8fd9\u79cd\u6ce2\u5f62\u7ed8\u5236\u65b9\u5f0f\u4e0e\u793a\u6ce2\u5668\u7c7b\u4f3c\uff0c\u6bcf\u589e\u52a0\u4e00\u4e2a\u6ce2\u5f62\u70b9\uff0c\u5c31\u5c06\u6574\u6761\u6ce2\u5f62\u6574\u4f53\u5f80\u5de6\u8fb9\u632a\u52a8\u4e00\u683c\uff0c\u7a7a\u51fa\u6700\u53f3\u4fa7\u4f4d\u7f6e\u663e\u793a\u6700\u65b0\u7684\u6ce2\u5f62\u70b9\u3002\u56e0\u4e3a\u6bcf\u589e\u52a0\u4e00\u4e2a\u6ce2\u5f62\u70b9\uff0c\u6ce2\u5f62\u66f2\u7ebf\u5c31\u8981\u6574\u4f53\u5f80\u5de6\u8fb9\u79fb\u52a8\u4e00\u683c\uff0c\u6240\u4ee5\u6d88\u8017\u7684 CPU \u8d44\u6e90\u5f88\u591a\uff0c\u5bb9\u6613\u9020\u6210\u5361\u987f\uff0c\u4f46\u663e\u793a\u6548\u679c\u597d\u3002\u4ee5\u6eda\u52a8\u65b9\u5f0f\u5b9e\u73b0\u6ce2\u5f62\u7ed8\u5236\u7684\u6548\u679c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n

\n
\"\"<\/figure><\/div>\n\n\n

<\/span>\u63a7\u5236\u7ed3\u6784\u4f53\u8bbe\u8ba1<\/span><\/h3>\n\n\n\n

\u6ce2\u5f62\u7ed8\u5236\u63a7\u4ef6\u7684\u63a7\u5236\u7ed3\u6784\u4f53\u53ef\u4ee5\u6709\u5982\u4e0b\u5b9a\u4e49\u3002\u5176\u4e2d\uff0cpointNumCnt \u7528\u6765\u8bb0\u5f55\u6ce2\u5f62\u70b9\u6570\u91cf\uff0c\u6bcf\u589e\u52a0\u4e00\u4e2a\u6ce2\u5f62\u70b9\u5c31\u52a0\u4e00\u4e00\u6b21\uff0c\u6700\u5927\u503c\u7b49\u4e8e width\uff1bwaveBuf \u662f\u6ce2\u5f62\u70b9\u7f13\u51b2\u533a\uff0c\u7528\u6765\u8bb0\u5f55\u6ce2\u5f62\u70b9\u6570\u636e\uff0c\u8be5\u7f13\u51b2\u533a\u7531\u521b\u5efa\u51fd\u6570\u81ea\u52a8\u4ece\u7cfb\u7edf\u5806\u533a\u4e2d\u5206\u914d\uff0c\u957f\u5ea6\u4e3a width\u3002<\/p>\n\n\n\n

typedef struct\n{\n  u16  x, y, width, height;  \/\/\u533a\u57df\n  u16  lineColor, backColor; \/\/\u7ebf\u6761\u989c\u8272\u548c\u80cc\u666f\u989c\u8272\n  u16  pointNumCnt;          \/\/\u6ce2\u5f62\u70b9\u6570\u8ba1\u6570\n  u16* waveBuf;              \/\/\u6ce2\u5f62\u70b9\u7f13\u51b2\u533a\uff0c\u957f\u5ea6\u4e3a\u6ce2\u5f62\u63a7\u4ef6\u7684\u5bbd\u5ea6\uff0c\u521b\u5efa\u65f6\u7531\u52a8\u6001\u5185\u5b58\u81ea\u52a8\u5206\u914d\n}StructGraph;<\/code><\/pre>\n\n\n\n
<\/span>API \u51fd\u6570\u58f0\u660e<\/span><\/h3>\n\n\n\n
\u6ce2\u5f62\u663e\u793a\u63a7\u4ef6\u53ea\u9700\u8981\u4e24\u4e2a API \u51fd\u6570\uff0c\u5206\u522b\u662f\u521b\u5efa\u51fd\u6570\u548c\u6dfb\u52a0\u6ce2\u5f62\u70b9\u663e\u793a\u51fd\u6570\uff0c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n\n
void CreateGraph(StructGraph* widget);         \/\/\u521b\u5efa\u6ce2\u5f62\u63a7\u4ef6\nvoid GraphAdd(StructGraph* widget, u16 value); \/\/\u6dfb\u52a0\u6ce2\u5f62\u70b9<\/code><\/pre>\n\n\n\n
<\/span>\u521b\u5efa\u51fd\u6570<\/span><\/h3>\n\n\n\n
\u521b\u5efa\u51fd\u6570\u7684\u5b9a\u4e49\u53ef\u5982\u4e0b\u6240\u793a\uff0c\u6700\u4e3b\u8981\u7684\u5de5\u4f5c\u4fbf\u662f\u4f7f\u7528\u7528\u6237\u5b9a\u4e49\u7684\u80cc\u666f\u8272\u586b\u5145\u6ce2\u5f62\u63a7\u4ef6\u6240\u5728\u533a\u57df\uff0c\u4ee5\u53ca\u4e3a\u6ce2\u5f62\u70b9\u7f13\u51b2\u533a\u7533\u8bf7\u52a8\u6001\u5185\u5b58\u3002\u4e3a\u4e86\u52a0\u5feb\u5185\u5b58\u62f7\u8d1d\u901f\u5ea6\uff0c\u6211\u4eec\u53ef\u4ee5\u4ece\u5355\u7247\u673a\u7684\u5185\u90e8 SRAM \u4e3a\u6ce2\u5f62\u70b9\u7f13\u51b2\u533a\u7533\u8bf7\u52a8\u6001\u5185\u5b58\uff0c\u5185\u90e8 SRAM \u6bd4\u5916\u62d3 SRAM \u8bfb\u5199\u901f\u5ea6\u5feb\u5f97\u591a\u3002\u6700\u540e\u522b\u5fd8\u4e86\u6e05\u7a7a\u6ce2\u5f62\u70b9\u8ba1\u6570\u3002<\/p>\n\n\n\n
void CreateGraph(StructGraph* widget)\n{\n  u16 x0, y0, x1, y1;\n  \n  \/\/\u8ba1\u7b97\u6ce2\u5f62\u663e\u793a\u533a\u57df\n  x0 = widget->x;\n  y0 = widget->y;\n  x1 = widget->x + widget->width - 1;\n  y1 = widget->y + widget->height - 1;\n  \n  \/\/\u586b\u5145\u80cc\u666f\n  LCDFill(x0, y0, x1, y1, widget->backColor);\n  \n  \/\/\u4e3a\u6ce2\u5f62\u70b9\u7f13\u51b2\u533a\u7533\u8bf7\u52a8\u6001\u5185\u5b58\n  widget->waveBuf = MyMalloc(SRAMIN, widget->width * sizeof(u16));\n  if(NULL == widget->waveBuf)\n  {\n    printf(\"Fail to malloc for wave buf\\r\\n\");\n    while(1){}\n  }\n  \n  \/\/\u6e05\u7a7a\u8ba1\u6570\n  widget->pointNumCnt = 0;\n}<\/code><\/pre>\n\n\n\n
<\/span>\u6dfb\u52a0\u6ce2\u5f62\u70b9\u51fd\u6570<\/span><\/h3>\n\n\n\n
\u7528\u6237\u5411\u6ce2\u5f62\u63a7\u4ef6\u6dfb\u52a0\u4e00\u4e2a\u6ce2\u5f62\u70b9\u65f6\uff0c\u6709\u4e24\u79cd\u60c5\u51b5\u3002\u4e00\u662f\u6ce2\u5f62\u70b9\u7f13\u51b2\u533a\u672a\u6ee1\uff0c\u6ce2\u5f62\u8fd8\u672a\u4ece\u5de6\u8fb9\u7ed8\u5236\u5230\u53f3\u8fb9\uff0c\u6b64\u65f6\u53ef\u4ee5\u7b80\u5355\u7684\u5c06\u6ce2\u5f62\u70b9\u7ed8\u5236\u5230\u5c4f\u5e55\u4e0a\u3002\u4e8c\u662f\u6ce2\u5f62\u70b9\u7f13\u51b2\u533a\u5df2\u6ee1\uff0c\u6b64\u65f6\u5c31\u9700\u8981\u5411\u7ec8\u7aef\u63a7\u4ef6\u4e00\u6837\uff0c\u5c06\u6574\u6761\u6ce2\u5f62\u66f2\u7ebf\u5f80\u5de6\u632a\u4e00\u4e2a\u50cf\u7d20\u70b9\uff0c\u7a7a\u51fa\u6700\u53f3\u8fb9\u7684\u4e00\u5217\uff0c\u6700\u540e\u518d\u5c06\u6ce2\u5f62\u70b9\u7ed8\u5236\u5230\u6700\u540e\u4e00\u5217\u5373\u53ef\u3002\u56e0\u4e3a\u82f9\u679c\u6d3e\u4f7f\u7528\u7684\u662f MCU \u5c4f\uff0c\u663e\u5b58\u642c\u8fd0\u6781\u5176\u8017\u65f6\uff0c\u4e3a\u4e86\u964d\u4f4e CPU \u8d1f\u62c5\uff0c\u6211\u4eec\u53ef\u4ee5\u9009\u62e9\u5148\u7528 LCD \u7684\u586b\u5145\u51fd\u6570\u6e05\u7a7a\u6ce2\u5f62\u63a7\u4ef6\u6240\u5728\u533a\u57df\uff0c\u7136\u540e\u518d\u6309\u7167\u6ce2\u5f62\u70b9\u7f13\u51b2\u533a\u4e2d\u8bb0\u5f55\u4e0b\u6765\u7684\u6ce2\u5f62\u503c\u91cd\u65b0\u7ed8\u5236\u66f2\u7ebf\u3002<\/p>\n\n\n\n
\u8f93\u5165\u53c2\u6570 value \u5373\u4e3a\u6ce2\u5f62\u503c\uff0c\u53d6\u503c\u8303\u56f4\u662f 0~widget->height\u3002\u5f53\u7136\uff0c\u8bfb\u8005\u4e5f\u53ef\u4ee5\u5c06 value \u7684\u53d6\u503c\u8303\u56f4\u5b9a\u4e49\u4e3a 0-100\uff0c\u8fd9\u6837\u66f4\u597d\u7406\u89e3\u548c\u4f7f\u7528\u3002<\/p>\n\n\n\n
void GraphAdd(StructGraph* widget, u16 value)\n{\n  u16 x0, y0, x1, y1, i;\n  \n  \/\/\u6ce2\u5f62\u7f13\u51b2\u533a\u672a\u6ee1\uff0c\u76f4\u63a5\u5c06\u6ce2\u5f62\u70b9\u6dfb\u52a0\u5230\u6ce2\u5f62\u672b\u7aef\n  if(widget->pointNumCnt < widget->width)\n  {\n    \/\/\u7b2c\u4e00\u4e2a\u70b9\u91c7\u7528\u753b\u70b9\u7684\u65b9\u5f0f\n    if(0 == widget->pointNumCnt)\n    {\n      x0 = widget->x;\n      y0 = GetYValue(widget, value);\n      g_iLCDPointColor = widget->lineColor;\n      LCDDrawPoint(x0, y0);\n    }\n    \n    \/\/\u5269\u4f59\u70b9\u91c7\u7528\u753b\u7ebf\u65b9\u5f0f\n    else\n    {\n      x0 = widget->x + widget->pointNumCnt - 1;\n      y0 = GetYValue(widget, widget->waveBuf[widget->pointNumCnt - 1]);\n      x1 = widget->x + widget->pointNumCnt;\n      y1 = GetYValue(widget, value);\n      g_iLCDPointColor = widget->lineColor;\n      LCDDrawLine(x0, y0, x1, y1);\n    }\n    \n    \/\/\u4fdd\u5b58\u6ce2\u5f62\u70b9\n    widget->waveBuf[widget->pointNumCnt] = value;\n    \n    \/\/\u6ce2\u5f62\u70b9\u9012\u589e\n    widget->pointNumCnt++;\n  }\n  \n  \/\/\u6ce2\u5f62\u7f13\u51b2\u533a\u5df2\u6ee1\uff0c\u9700\u8981\u5c06\u7ed8\u5236\u7684\u70b9\u6dfb\u52a0\u5230\u6ce2\u5f62\u70b9\u7f13\u51b2\u533a\u672b\u7aef\uff0c\u7136\u540e\u518d\u5237\u65b0\u663e\u793a\n  else\n  {\n    \/\/\u5c06\u6ce2\u5f62\u70b9\u6dfb\u52a0\u5230\u7f13\u51b2\u533a\u672b\u7aef\n    for(i = 0; i < (widget->width - 1); i++)\n    {\n      widget->waveBuf[i] = widget->waveBuf[i + 1];\n    }\n    widget->waveBuf[widget->width - 1] = value;\n    \n    \/\/\u8ba1\u7b97\u6ce2\u5f62\u663e\u793a\u533a\u57df\n    x0 = widget->x;\n    y0 = widget->y;\n    x1 = widget->x + widget->width - 1;\n    y1 = widget->y + widget->height - 1;\n    \n    \/\/\u586b\u5145\u80cc\u666f\n    LCDFill(x0, y0, x1, y1, widget->backColor);\n    \n    \/\/\u7ed8\u5236\u6ce2\u5f62\u66f2\u7ebf\n    for(i = 0; i < (widget->width - 1); i++)\n    {\n      x0 = widget->x + i;\n      y0 = GetYValue(widget, widget->waveBuf[i]);\n      x1 = widget->x + i + 1;\n      y1 = GetYValue(widget, widget->waveBuf[i + 1]);\n      g_iLCDPointColor = widget->lineColor;\n      LCDDrawLine(x0, y0, x1, y1);\n    }\n  }\n}\n<\/code><\/pre>\n\n\n\n
GraphAdd \u51fd\u6570\u4e2d\u5f15\u7528\u4e86 GetYValue \u51fd\u6570\uff0cGetYValue \u51fd\u6570\u7684\u5b9a\u4e49\u5982\u4e0b\u6240\u793a\uff0c\u662f\u7528\u6765\u8ba1\u7b97\u5f53\u524d\u6ce2\u5f62\u503c\u5bf9\u5e94\u7684\u7eb5\u5750\u6807\u503c\u3002\u5bf9\u4e8e\u6ce2\u5f62\u7ed8\u5236\uff0c\u5750\u6807\u539f\u70b9\u4e00\u822c\u4f4d\u4e8e\u5de6\u4e0b\u89d2\uff0c\u800c\u5c4f\u5e55\u7684\u539f\u70b9\u4f4d\u4e8e\u53f3\u4e0a\u89d2\uff0c\u6a2a\u5750\u6807\u65b9\u5411\u76f8\u540c\uff0c\u4f46\u7eb5\u5750\u6807\u65b9\u5411\u5374\u662f\u53cd\u8fc7\u6765\u4e86\uff0c\u6240\u4ee5\u9700\u8981\u505a\u5750\u6807\u8f6c\u6362\u3002<\/p>\n\n\n\n
static u16 GetYValue(StructGraph* widget, u16 value)\n{\n  i32 y0, y1, yn;\n  y0 = widget->y;\n  y1 = widget->y + widget->height - 1;\n  yn = y1 - value;\n  if(yn < y0)\n  {\n    yn = y0;\n  }\n  else if(yn > y1)\n  {\n    yn = y1;\n  }\n  return yn;\n}<\/code><\/pre>\n\n\n\n
<\/span>\u9a8c\u8bc1<\/span><\/h3>\n\n\n\n
\u6ce2\u5f62\u63a7\u4ef6\u7684\u9a8c\u8bc1\u4ee3\u7801\u5982\u4e0b\u6240\u793a\uff0c\u5305\u542b\u9a71\u52a8\u5934\u6587\u4ef6\u540e\uff0c\u9996\u5148\u662f\u8981\u5b9a\u4e49\u6ce2\u5f62\u63a7\u4ef6\u53d8\u91cf\uff0c\u9700\u662f\u9759\u6001\u53d8\u91cf\uff0c\u7136\u540e\u901a\u8fc7 CreateGraph \u51fd\u6570\u521b\u5efa\u6ce2\u5f62\u63a7\u4ef6\uff0c\u6700\u540e\u662f\u8c03\u7528 GraphAdd \u5411\u6ce2\u5f62\u63a7\u4ef6\u6dfb\u52a0\u6ce2\u5f62\u663e\u793a\u5373\u53ef\u3002<\/p>\n\n\n\n
\u56e0\u4e3a\u6bcf\u6dfb\u52a0\u4e00\u4e2a\u6ce2\u5f62\u70b9\uff0c\u6ce2\u5f62\u663e\u793a\u533a\u5c31\u8981\u6574\u4f53\u5237\u65b0\u4e00\u904d\uff0c\u6240\u4ee5\u6ce2\u5f62\u663e\u793a\u4f1a\u6709\u95ea\u70c1\u7684\u73b0\u8c61\uff0c\u800c\u4e14\u4e5f\u6bd4\u8f83\u5361\u3002<\/p>\n\n\n\n
int main(void)\n{\n  \/\/\u6ce2\u5f62\u63a7\u4ef6\n  static StructGraph s_structGraph;\n  static unsigned int s_iGraphCnt = 0;\n  \n  \/\/\u521d\u59cb\u5316\n  InitHardware();   \/\/\u521d\u59cb\u5316\u786c\u4ef6\u76f8\u5173\n  InitSoftware();   \/\/\u521d\u59cb\u5316\u8f6f\u4ef6\u76f8\u5173\n\n  \/\/\u8bbe\u7f6e LCD \u521d\u59cb\u72b6\u6001\n  LCDDisplayDir(1);\n  LCDClear(WHITE);\n  \n  \/\/\u521b\u5efa\u6ce2\u5f62\u663e\u793a\u63a7\u4ef6\n  s_structGraph.x = 10;\n  s_structGraph.y = 50;\n  s_structGraph.width = 780;\n  s_structGraph.height = 200;\n  s_structGraph.backColor = BLACK;\n  s_structGraph.lineColor = GREEN;\n  CreateGraph(&s_structGraph);\n  \n  \/\/\u6e05\u7a7a\u8ba1\u6570\n  s_iGraphCnt = 0;\n\n  while(1)\n  {\n    \/\/LED \u95ea\u70c1\n    LEDFlicker(100);\n    \n    \/\/\u89e6\u5c4f\u626b\u63cf\n    \/\/TouchScanTask();\n    \n    \/\/\u6dfb\u52a0\u6ce2\u5f62\u70b9\n    GraphAdd(&s_structGraph, s_iGraphCnt);\n    s_iGraphCnt = (s_iGraphCnt + 1) % s_structGraph.height;\n    \n    \/\/\u5ef6\u65f6 10ms\n    DelayNms(10);\n  }\n}\n<\/code><\/pre>\n\n\n\n
<\/span>\u4ee5\u626b\u63cf\u7684\u65b9\u5f0f\u5b9e\u73b0\u6ce2\u5f62\u7ed8\u5236<\/span><\/h2>\n\n\n\n
\u4ee5\u626b\u63cf\u7684\u65b9\u5f0f\u7ed8\u5236\u66f2\u7ebf\u662f\u6307\u6ce2\u5f62\u6bcf\u6b21\u90fd\u4ece\u5de6\u5f80\u53f3\u7ed8\u5236\uff0c\u6bcf\u65b0\u6dfb\u4e00\u4e2a\u65b0\u7684\u6ce2\u5f62\u70b9\u65f6\uff0c\u9996\u5148\u7528\u586b\u5145\u6216\u753b\u7ebf\u7684\u65b9\u5f0f\u6e05\u7a7a\u5c06\u8981\u663e\u793a\u7684\u533a\u57df\uff0c\u5373\u7ed8\u5236\u7f3a\u53e3\uff0c\u7136\u540e\u518d\u7528\u753b\u7ebf\u7684\u65b9\u5f0f\u5c06\u4e0a\u4e00\u4e2a\u6ce2\u5f62\u70b9\u4e0e\u5f53\u524d\u6ce2\u5f62\u70b9\u8fde\u63a5\u8d77\u6765\uff0c\u5373\u53ef\u5b8c\u6210\u6ce2\u5f62\u7ed8\u5236\u3002\u4ee5\u626b\u63cf\u65b9\u5f0f\u5b9e\u73b0\u6ce2\u5f62\u7ed8\u5236\u7684\u6548\u679c\u5982\u4e0b\uff08\u6ca1\u6709\u627e\u5230\u66f4\u597d\u7684\u52a8\u56fe\uff0c\u5b9e\u9645\u6ca1\u6709\u6e10\u53d8\u6548\u679c\uff0c\u5148\u9876\u66ff\u4e00\u4e0b\u3002\u3002\u3002\uff09<\/p>\n\n\n
\n
\"\"<\/figure><\/div>\n\n\n
\u4ee5\u626b\u63cf\u7684\u65b9\u5f0f\u5b9e\u73b0\u7684\u6ce2\u5f62\u7ed8\u5236\u5982\u4e0b\u6240\u793a\u3002\u5728\u8fd9\u91cc\u53ef\u4ee5\u901a\u8fc7\u9884\u7f16\u8bd1\u547d\u4ee4\u8bbe\u7f6e\u662f\u4f7f\u7528\u586b\u5145\u7684\u65b9\u5f0f\u8fd8\u662f\u753b\u7ebf\u7684\u65b9\u5f0f\u7ed8\u5236\u7f3a\u53e3\uff0c\u4f7f\u7528\u586b\u5145\u7684\u65b9\u5f0f\u7ed8\u5236\u6548\u7387\u4f1a\u504f\u4f4e\uff0c\u4f46\u663e\u793a\u6548\u679c\u4f1a\u597d\u4e00\u4e9b\u3002<\/p>\n\n\n\n
void GraphAdd(StructGraph* widget, u16 value)\n{\n  u16 x0, y0, x1, y1;\n  \n#if 0\n  \/\/\u753b\u7f3a\u53e3\uff0c\u7f3a\u53e3\u7684\u5927\u5c0f\u4e3a 10\n  if((widget->width - widget->pointNumCnt) < 10)\n  {\n    \/\/\u786e\u5b9a\u586b\u5145\u7684\u533a\u57df\n    x0 = widget->x + widget->pointNumCnt;\n    y0 = widget->y;\n    x1 = x0 + (widget->width - widget->pointNumCnt) - 1;\n    y1 = widget->y + widget->height - 1;\n    \n    \/\/\u586b\u5145\n    LCDFill(x0, y0, x1, y1, widget->backColor);\n  }\n  else\n  {\n    \/\/\u786e\u5b9a\u586b\u5145\u7684\u533a\u57df\n    x0 = widget->x + widget->pointNumCnt;\n    y0 = widget->y;\n    x1 = x0 + 10 - 1;\n    y1 = widget->y + widget->height - 1;\n    \n    \/\/\u586b\u5145\n    LCDFill(x0, y0, x1, y1, widget->backColor);\n  }\n#else\n  \/\/\u753b\u7f3a\u53e3\uff0c\u7528\u753b\u7ebf\u4ee3\u66ff\uff0c\u901f\u5ea6\u4f1a\u5feb\u4e00\u4e9b\n  x0 = widget->x + widget->pointNumCnt;\n  y0 = widget->y;\n  x1 = x0;\n  y1 = widget->y + widget->height - 1;\n  g_iLCDPointColor = widget->backColor;\n  LCDDrawLine(x0, y0, x1, y1);\n#endif\n    \n  \/\/\u7b2c\u4e00\u5217\u53ea\u9700\u8981\u663e\u793a\u4e00\u4e2a\u70b9\n  if(0 == widget->pointNumCnt)\n  {\n    x0 = widget->x;\n    y0 = GetYValue(widget, value);\n    g_iLCDPointColor = widget->lineColor;\n    LCDDrawPoint(x0, y0);\n  }\n  \n  \/\/\u4e0d\u662f\u7b2c\u4e00\u5217\uff0c\u9700\u8981\u4f7f\u7528\u753b\u7ebf\u7684\u65b9\u5f0f\u5c06\u4e0a\u4e00\u4e2a\u70b9\u4e0e\u5f53\u524d\u70b9\u8fde\u8d77\u6765\n  else\n  {\n    x0 = widget->x + widget->pointNumCnt - 1;\n    y0 = GetYValue(widget, widget->waveBuf[widget->pointNumCnt - 1]);\n    x1 = widget->x + widget->pointNumCnt;\n    y1 = GetYValue(widget, value);\n    g_iLCDPointColor = widget->lineColor;\n    LCDDrawLine(x0, y0, x1, y1);\n  }\n\n  \/\/\u4fdd\u5b58\u6ce2\u5f62\u70b9\n  widget->waveBuf[widget->pointNumCnt] = value;\n\n  \/\/\u66f4\u65b0\u65b0\u7684\u6ce2\u5f62\u70b9\u50a8\u5b58\u4f4d\u7f6e\n  widget->pointNumCnt = (widget->pointNumCnt + 1) % widget->width;\n}\n<\/code><\/pre>\n\n\n\n
<\/span>\u603b\u7ed3<\/span><\/h2>\n\n\n\n
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\u5355\u7247\u673a GUI \u8bbe\u8ba1\u7cfb\u5217\u5230\u8fd9\u91cc\u5c31\u6682\u544a\u4e00\u6bb5\u843d\u4e86\uff0c\u5176\u5b9e\u8bfb\u8005\u5728\u4e0d\u77e5\u4e0d\u89c9\u95f4\u5df2\u7ecf\u5b66\u4f1a\u4e86\u5982\u4f55\u521b\u5efa\u6309\u952e\u3001\u5982\u4f55\u83b7\u53d6\u5c4f\u5e55\u8f93\u5165\u3001\u5982\u4f55\u4f7f\u7528\u56fe\u7247\u88c5\u9970\u63a7\u4ef6\uff0c\u7ed3\u5408\u8fd9\u4e9b\u77e5\u8bc6\uff0c\u76f8\u4fe1\u8bfb\u8005\u5df2\u7ecf\u80fd\u591f\u505a\u4e00\u4e9b\u7b80\u5355\u7684 GUI \u5f00\u53d1\uff0c\u5c06\u81ea\u5df1\u6240\u5b66\u7684\u5e94\u7528\u5230\u5b9e\u9645\u7684\u9879\u76ee\u4e2d\u3002<\/p>\n\n\n\n
\u540e\u8fb9\u7684\u7a97\u53e3\u7ba1\u7406\u7b49\u5185\u5bb9\u6211\u60f3\u6682\u65f6\u5148\u6401\u4e0b\uff0c\u4e3b\u8981\u662f\u4ee3\u7801\u8fd8\u6ca1\u6709\u6784\u601d\u597d\u3002\u540e\u7eed\u7684\u7ae0\u8282\u4e2d\u53ef\u80fd\u4f1a\u5148\u5f15\u5165\u6587\u4ef6\u7cfb\u7edf\uff0c\u4ecb\u7ecd\u5982\u4f55\u8bfb\u53d6 SD \u5361\u4e2d\u7684\u5185\u5bb9\uff0c\u5982\u4f55\u5c06 SD \u5361\u4e2d\u7684\u6587\u4ef6\u62f7\u8d1d\u5230 Nand Flash \u4e2d\uff0c\u8fd8\u6709\u5c31\u662f\u5982\u4f55\u901a\u8fc7\u6307\u4ee4\u63a7\u5236 MCU \u5c4f\u79fb\u52a8\u663e\u5b58\u3001\u5982\u4f55\u4f7f\u7528\u786c\u4ef6\u52a0\u901f\u5728 RGB \u5c4f\u4e0a\u7ed8\u5236\u4f4d\u56fe\uff0c\u7b49\u7b49\u3002<\/p>\n\n\n\n
\u611f\u8c22\u5927\u5bb6\u7684\u9f0e\u529b\u652f\u6301\uff0c\u4f60\u4eec\u7684\u6bcf\u4e00\u6b21\u5173\u6ce8\u90fd\u662f\u6211\u524d\u8fdb\u7684\u52a8\u529b\u3002<\/p>\n\n\n\n
<\/span>\u5b9e\u9a8c\u7ed3\u679c<\/span><\/h2>\n\n\n\n
\u5b9e\u9a8c\u7ed3\u679c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n
\n
\"\"<\/figure><\/div>\n\n\n
<\/span>\u6e90\u7801<\/span><\/h2>\n\n\n\n
\u672c\u7ae0\u8282\u4e2d\u7684\u6e90\u7801\u8bf7\u53c2\u8003\u300a\u5355\u7247\u673a GUI \u8bbe\u8ba1\uff08\u96f6\uff09- \u5927\u7eb2<\/a><\/em>\u300b<\/p>\n","protected":false},"excerpt":{"rendered":"
\u57fa\u4e8e GD32F303ZET6 \u82f9\u679c\u6d3e\u5f00\u53d1\u677f<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[],"_links":{"self":[{"href":"https:\/\/www.huangrongzhen.ink\/index.php?rest_route=\/wp\/v2\/posts\/861"}],"collection":[{"href":"https:\/\/www.huangrongzhen.ink\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.huangrongzhen.ink\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.huangrongzhen.ink\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.huangrongzhen.ink\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=861"}],"version-history":[{"count":12,"href":"https:\/\/www.huangrongzhen.ink\/index.php?rest_route=\/wp\/v2\/posts\/861\/revisions"}],"predecessor-version":[{"id":1152,"href":"https:\/\/www.huangrongzhen.ink\/index.php?rest_route=\/wp\/v2\/posts\/861\/revisions\/1152"}],"wp:attachment":[{"href":"https:\/\/www.huangrongzhen.ink\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=861"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.huangrongzhen.ink\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=861"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.huangrongzhen.ink\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=861"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}