{"id":1228,"date":"2023-03-14T18:36:18","date_gmt":"2023-03-14T10:36:18","guid":{"rendered":"https:\/\/www.huangrongzhen.ink\/?p=1228"},"modified":"2023-03-14T19:11:28","modified_gmt":"2023-03-14T11:11:28","slug":"%e5%8d%95%e7%89%87%e6%9c%ba-gui-%e8%ae%be%e8%ae%a1%ef%bc%88%e5%8d%81%e4%b8%83%ef%bc%89-%e5%a4%9a%e8%be%b9%e5%bd%a2%e5%a1%ab%e5%85%85","status":"publish","type":"post","link":"https:\/\/www.huangrongzhen.ink\/?p=1228","title":{"rendered":"\u5355\u7247\u673a GUI \u8bbe\u8ba1\uff08\u5341\u4e03\uff09- \u591a\u8fb9\u5f62\u586b\u5145"},"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

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<\/span>\u83f1\u5f62\u6307\u9488<\/span><\/h2>\n\n\n\n

\u4eea\u8868\u76d8\u4e2d\uff0c\u6700\u7b80\u5355\u7684\u83ab\u8fc7\u4e8e\u83f1\u5f62\u6307\u9488\u3002\u83f1\u5f62\u6307\u9488\u5177\u4f53\u5982\u4e0b\u6240\u793a\u3002\u4f7f\u7528\u591a\u8fb9\u5f62\u586b\u5145\u7684\u65b9\u5f0f\u7ed8\u5236\u83f1\u5f62\u6307\u9488\u65f6\uff0c\u6211\u4eec\u9700\u8981\u63d0\u4f9b\u56db\u4e2a\u9876\u70b9\u7684\u5177\u4f53\u5750\u6807\u3002\u5728\u672c\u6587\u4e2d\uff0c\u83f1\u5f62\u6307\u9488\u9ed8\u8ba4\u65b9\u5411\u671d\u53f3\uff0c\u4ee5\u4e2d\u5fc3\u4ea4\u70b9\u5904\u4e3a\u539f\u70b9\u3002d1 \u548c d2 \u7684\u957f\u5ea6\u786e\u5b9a\u597d\u540e\uff0c\u4ee5\u6c34\u5e73\u5411\u53f3\u4e3a 0\u00b0\uff0c\u6839\u636e\u6307\u9488\u7684\u65cb\u8f6c\u89d2\u5ea6\uff0cP1~P4 \u7684\u5750\u6807\u5c31\u53ef\u4ee5\u901a\u8fc7\u51e0\u4f55\u5173\u7cfb\u6c42\u89e3\u51fa\u6765\u3002<\/p>\n\n\n\n

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

<\/span>\u5982\u4f55\u5224\u65ad\u70b9\u662f\u5426\u5728\u591a\u8fb9\u5f62\u5185<\/span><\/h2>\n\n\n\n

EasyX \u540c\u6837\u4e5f\u63d0\u4f9b\u4e86\u591a\u8fb9\u5f62\u586b\u5145\u7684 API \u63a5\u53e3\uff0c\u53ef\u662f\u4e3a\u4e86\u65b9\u4fbf\u79fb\u690d\u5230\u5355\u7247\u673a\u5e73\u53f0\uff0c\u6211\u4eec\u8fd8\u662f\u8981\u5b9e\u73b0\u4e00\u4e0b\u81ea\u5df1\u7684\u591a\u8fb9\u5f62\u586b\u5145\u51fd\u6570\u3002\u591a\u8fb9\u5f62\u586b\u5145\u7684\u96be\u70b9\u5728\u4e8e\u5982\u4f55\u5224\u65ad\u51fa\u67d0\u4e00\u4e2a\u5750\u6807\u70b9\u662f\u5426\u843d\u5728\u591a\u8fb9\u5f62\u533a\u57df\u5185\u3002\u591a\u8fb9\u5f62\u586b\u5145\u65f6\uff0c\u4e00\u822c\u662f\u6c42\u89e3\u51fa\u4e00\u4e2a\u521a\u597d\u53ef\u4ee5\u5bb9\u7eb3\u8fd9\u4e2a\u591a\u8fb9\u5f62\u7684\u77e9\u5f62\u533a\u57df\uff0c\u8fd9\u4e2a\u4e0d\u96be\u505a\u5230\uff1b\u7136\u540e\uff0c\u4ece\u5934\u5230\u5c3e\u626b\u63cf\u8fd9\u4e2a\u77e9\u5f62\u533a\u57df\uff0c\u5982\u679c\u5750\u6807\u70b9\u843d\u5230\u4e86\u591a\u8fb9\u5f62\u533a\u57df\u5185\uff0c\u5c31\u7ed8\u5236\u8be5\u5750\u6807\u70b9\uff0c\u5426\u5219\u4fbf\u8df3\u8fc7\u3002<\/p>\n\n\n\n

\u90a3\u4e48\u5982\u4f55\u5224\u65ad\u5750\u6807\u70b9\u662f\u5426\u843d\u5728\u591a\u8fb9\u5f62\u533a\u57df\u5185\u5462\uff1f\u8fd9\u4e2a\u7f51\u4e0a\u6709\u4e0d\u5c11\u7684\u6587\u7ae0\u89e3\u91ca\uff0c\u5728\u6b64\u4e0d\u8fc7\u591a\u5206\u6790\uff0c\u53ea\u9700\u8981\u77e5\u9053\u600e\u4e48\u7528\u5373\u53ef\uff08\u5176\u5b9e\u6211\u4e5f\u4e0d\u61c2\uff0c\u8fd9\u4ee3\u7801\u662f\u7f51\u4e0a\u6284\u7684\uff09\u3002C \u8bed\u8a00\u5b9e\u73b0\u7684\u4ee3\u7801\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n\n

#define MAX_POLY_NUM 16 \/\/\u6700\u591a\u7684\u9876\u70b9\u6570\u91cf\n\n\/\/\u4e86\u63d0\u5347\u901f\u5ea6\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\u4f7f\u7528\u7684\u5168\u5c40\u53d8\u91cf\u3002 \u53ef\u4ee5\u6309\u9700\u8981\u6539\u53d8\nstatic int    s_iPolyCorners;            \/\/\u9876\u70b9\u6570\u91cf\nstatic float  s_arrPolyX[MAX_POLY_NUM];  \/\/\u9876\u70b9\u6a2a\u5750\u6807\nstatic float  s_arrPolyY[MAX_POLY_NUM];  \/\/\u9876\u70b9\u7eb5\u5750\u6807\n\n\/*********************************************************************************************************\n* \u51fd\u6570\u540d\u79f0\uff1a IsInPolygon\n* \u51fd\u6570\u529f\u80fd\uff1a \u5224\u65ad\u5750\u6807\u70b9\u662f\u5426\u5728\u591a\u8fb9\u5f62\u4e2d\n* \u8f93\u5165\u53c2\u6570\uff1a x\u3001y\uff1a\u5750\u6807\u503c\n* \u8f93\u51fa\u53c2\u6570\uff1a void\n* \u8fd4 \u56de \u503c\uff1a 0-\u8be5\u70b9\u4e0d\u5728\u591a\u8fb9\u5f62\u533a\u57df\u5185\uff0c\u5176\u5b83-\u8be5\u70b9\u5904\u4e8e\u591a\u8fb9\u5f62\u4e2d\n* \u521b\u5efa\u65e5\u671f\uff1a 2023\u5e7403\u670814\u65e5\n* \u6ce8    \u610f\uff1a \u5982\u679c\u70b9 x,y \u5728\u591a\u8fb9\u5f62\u5185\u5219\u8be5\u51fd\u6570\u4f1a\u8fd4\u56de\u975e\u96f6\u503c,\u5426\u5219\u8fd4\u56de\u96f6\u503c\n*            \u5982\u679c\u70b9\u6b63\u597d\u5728\u591a\u8fb9\u5f62\u7684\u8fb9\u4e0a,\u90a3\u4e48\u8fd9\u4e2a\u51fd\u6570\u4f1a\u8fd4\u56de\u975e\u96f6\u503c\u6216\u8005\u96f6\u503c\n*********************************************************************************************************\/\nstatic char IsInPolygon(int x, int y)\n{\n  int   i, j = s_iPolyCorners - 1;\n  char  oddNodes = 0;\n\n  for (i = 0; i < s_iPolyCorners; i++) {\n    if ((s_arrPolyY[i] < y && s_arrPolyY[j] >= y\n      || s_arrPolyY[j] < y && s_arrPolyY[i] >= y)\n      && (s_arrPolyX[i] <= x || s_arrPolyX[j] <= x)) {\n      oddNodes ^= (s_arrPolyX[i] + (y - s_arrPolyY[i]) \/ (s_arrPolyY[j] - s_arrPolyY[i]) * (s_arrPolyX[j] - s_arrPolyX[i]) < x);\n    }\n    j = i;\n  }\n  return oddNodes;\n}<\/code><\/pre>\n\n\n\n
<\/span>\u591a\u8fb9\u5f62\u586b\u5145<\/span><\/h2>\n\n\n\n
\u77e5\u9053\u4e86\u5982\u4f55\u5224\u65ad\u5750\u6807\u70b9\u662f\u5426\u5728\u591a\u8fb9\u5f62\u533a\u57df\u540e\uff0c\u591a\u8fb9\u5f62\u586b\u5145\u5c31\u53d8\u5f97\u7b80\u5355\u4e86\u8d77\u6765\uff0c\u5177\u4f53\u5982\u4e0b\u6240\u793a\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0cIsInPolygon \u51fd\u6570\u5224\u65ad\u8fb9\u6cbf\u70b9\u53ef\u80fd\u4f1a\u6709\u8bef\u5dee\uff0c\u6240\u4ee5\u8981\u7528\u5212\u7ebf\u7684\u65b9\u5f0f\u7ed8\u5236\u8fb9\u6cbf\uff0c\u5982\u6b64\u4e00\u6765\u5c31\u53ef\u4ee5\u5b9e\u73b0\u4e00\u4e2a\u5b8c\u7f8e\u7684\u591a\u8fb9\u5f62\u586b\u5145\u4e86\u3002<\/p>\n\n\n\n
\/*********************************************************************************************************\n* \u51fd\u6570\u540d\u79f0\uff1a PolygonFill\n* \u51fd\u6570\u529f\u80fd\uff1a \u591a\u8fb9\u5f62\u586b\u5145\n* \u8f93\u5165\u53c2\u6570\uff1a num  \uff1a\u9876\u70b9\u6570\u91cf\n*            px   \uff1a\u9876\u70b9\u6a2a\u5750\u6807\u503c\n*            py   \uff1a\u9876\u70b9\u7eb5\u5750\u6807\u503c\n*            color\uff1a\u586b\u5145\u989c\u8272\n* \u8f93\u51fa\u53c2\u6570\uff1a void\n* \u8fd4 \u56de \u503c\uff1a void\n* \u521b\u5efa\u65e5\u671f\uff1a 2023\u5e7403\u670814\u65e5\n* \u6ce8    \u610f\uff1a \n*********************************************************************************************************\/\nvoid PolygonFill(unsigned int num, unsigned int* px, unsigned int* py, unsigned int color)\n{\n  int i;\n  int x0, y0, x1, y1, x, y;\n\n  \/\/\u9876\u70b9\u6570\u91cf\u8fc7\u591a\u6216\u8fc7\u5c11\n  if ((num > MAX_POLY_NUM) || (num < 3))\n  {\n    while (1) {}\n  }\n\n  \/\/\u5907\u4efd\u9876\u70b9\u6570\u91cf\n  s_iPolyCorners = num;\n\n  \/\/\u5907\u4efd\u5750\u6807\u70b9\n  for (i = 0; i < num; i++)\n  {\n    s_arrPolyX[i] = px[i];\n    s_arrPolyY[i] = py[i];\n  }\n\n  \/\/\u786e\u5b9a\u663e\u793a\u533a\u57df\n  x0 = px[0]; y0 = py[0]; x1 = px[0]; y1 = py[0];\n  for (i = 0; i < num; i++)\n  {\n    if (px[i] < x0)\n    {\n      x0 = px[i];\n    }\n    if (px[i] > x1)\n    {\n      x1 = px[i];\n    }\n    if (py[i] < y0)\n    {\n      y0 = py[i];\n    }\n    if (py[i] > y1)\n    {\n      y1 = py[i];\n    }\n  }\n\n  \/\/\u753b\u8fb9\u6846\n  for (i = 0; i < num - 1; i++)\n  {\n    LCDDrawLine(px[i], py[i], px[i + 1], py[i + 1], color);\n  }\n  LCDDrawLine(px[0], py[0], px[num - 1], py[num - 1], color);\n\n  \/\/\u904d\u5386\u6240\u6709\u70b9\n  for (y = y0; y <= y1; y++)\n  {\n    for (x = x0; x <= x1; x++)\n    {\n      if (0 != IsInPolygon(x, y))\n      {\n        LCDFastDrawPoint(x, y, color);\n      }\n    }\n  }\n}\n<\/code><\/pre>\n\n\n\n
<\/span>\u7ed8\u5236\u4eea\u8868\u76d8\u6307\u9488<\/span><\/h2>\n\n\n\n
\u6709\u4e86\u591a\u8fb9\u5f62\u586b\u5145\u7ec4\u4ef6\u540e\uff0c\u7ed8\u5236\u4eea\u8868\u76d8\u6307\u9488\u5c31\u53d8\u5f97\u975e\u5e38\u7b80\u5355\uff0c\u53ea\u9700\u8981\u6839\u636e\u51e0\u4f55\u5173\u7cfb\uff0c\u5c06\u5404\u4e2a\u9876\u70b9\u7684\u5750\u6807\u6c42\u89e3\u51fa\u6765\uff0c\u5e26\u5165\u591a\u8fb9\u5f62\u586b\u5145\u51fd\u6570\u5373\u53ef\uff0c\u5177\u4f53\u5982\u4e0b\u6240\u793a\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0cY \u65b9\u5411\u4e0e\u5c4f\u5e55\u7684 Y \u65b9\u5411\u53cd\u4e86\uff0c\u6240\u4ee5\u8ba1\u7b97\u504f\u79fb\u91cf\u7684\u65f6\u5019\u8981\u53d6\u4e2a\u53cd\u3002<\/p>\n\n\n\n
\u7ed8\u5236\u6307\u9488\u7684\u65f6\u5019\uff0c\u53ef\u4ee5\u6839\u636e\u9700\u8981\u5c06\u6307\u9488\u5206\u5272\u6210\u51e0\u4e2a\u90e8\u5206\uff0c\u586b\u5145\u4e0d\u540c\u7684\u989c\u8272\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8\u6307\u9488\u7684\u7acb\u4f53\u611f\u3002\u4f8b\u5982\u6307\u9488\u4e0b\u534a\u90e8\u5206\u7684\u989c\u8272\u8f83\u6df1\u4e00\u4e9b\uff0c\u5c31\u53ef\u4ee5\u505a\u51fa\u7acb\u4f53\u611f\u3002<\/p>\n\n\n\n
\/\/\u6307\u9488\u76f8\u5173\u4fe1\u606f\n#define POINTER_X0    (400)\n#define POINTER_Y0    (260)\n#define POINTER_COLOR (LCD_COLOR_RED)\n#define POINTER_D1    (200)\n#define POINTER_D2    (5)\n\n\/\/\u8bbe\u7f6e\u4eea\u8868\u76d8\u663e\u793a\n\/\/speed\uff1a0-1200\nvoid SetSpeedometer(unsigned int speed)\n{\n  static unsigned int s_arrPointerX[4] = { 0 };\n  static unsigned int s_arrPointerY[4] = { 0 };\n  double pi, angle0, angle1, angle, rate;\n  int x, y, x0, y0, x1, y1;\n\n  \/\/\u9650\u5b9a\u8303\u56f4\n  if (speed > 1200)\n  {\n    speed = 1200;\n  }\n\n  \/\/\u9501\u5b9a LCD\n  LCDLock();\n\n  \/\/\u7ed8\u5236\u80cc\u666f\n  DrawBackground();\n\n  \/\/\u8ba1\u7b97\u5360\u6bd4\u5927\u5c0f\n  rate = 100.0 * (double)speed \/ 1200.0;\n  rate = 100.0 - rate;\n\n  \/\/\u6c42\u76f4\u7ebf\u5728\u76f4\u89d2\u5750\u6807\u7cfb\u4e2d\u7684\u89d2\u5ea6\n  pi = 3.1415926535;\n  angle0 = pi * -0.2445; \/\/100%\u5bf9\u5e94\u7684\u89d2\u5ea6\uff08\u5f27\u5ea6\uff09\n  angle1 = pi * 1.2445;  \/\/0%\u5bf9\u5e94\u7684\u89d2\u5ea6\uff08\u5f27\u5ea6\uff09\n  angle = angle0 + (angle1 - angle0) * rate \/ 100.0;\n\n  \/\/\u6c42 P1 \u70b9\u5750\u6807\n  x = POINTER_D1 * cos(angle);\n  y = POINTER_D1 * sin(angle);\n  y = -y;\n  s_arrPointerX[0] = POINTER_X0 + x;\n  s_arrPointerY[0] = POINTER_Y0 + y;\n\n  \/\/\u6c42 P2 \u70b9\u5750\u6807\n  angle = angle + 0.5 * pi;\n  x = POINTER_D2 * cos(angle);\n  y = POINTER_D2 * sin(angle);\n  y = -y;\n  s_arrPointerX[1] = POINTER_X0 + x;\n  s_arrPointerY[1] = POINTER_Y0 + y;\n\n  \/\/\u6c42 P3 \u70b9\u5750\u6807\n  angle = angle + 0.5 * pi;\n  x = POINTER_D2 * cos(angle);\n  y = POINTER_D2 * sin(angle);\n  y = -y;\n  s_arrPointerX[2] = POINTER_X0 + x;\n  s_arrPointerY[2] = POINTER_Y0 + y;\n\n  \/\/\u6c42 P4 \u70b9\u5750\u6807\n  angle = angle + 0.5 * pi;\n  x = POINTER_D2 * cos(angle);\n  y = POINTER_D2 * sin(angle);\n  y = -y;\n  s_arrPointerX[3] = POINTER_X0 + x;\n  s_arrPointerY[3] = POINTER_Y0 + y;\n\n  \/\/\u591a\u8fb9\u5f62\u586b\u5145\n  PolygonFill(4, s_arrPointerX, s_arrPointerY, POINTER_COLOR);\n\n  \/\/\u89e3\u9501 LCD\n  LCDUnlock();\n}<\/code><\/pre>\n\n\n\n
<\/span>\u5b9e\u9a8c\u7ed3\u679c<\/span><\/h2>\n\n\n\n
\u6700\u540e\u7684\u5b9e\u9a8c\u7ed3\u679c\u5982\u4e0b\u6240\u793a\u3002\u6307\u9488\u53ef\u80fd\u4f1a\u6bd4\u8f83\u95ea\uff0c\u662f\u56e0\u4e3a\u5237\u65b0\u7684\u533a\u57df\u5f88\u5927\u3002\u8bfb\u8005\u53ef\u4ee5\u53c2\u8003\u4e0a\u4e00\u7bc7\u6587\u7ae0\uff0c\u5c06\u6307\u9488\u7684\u5237\u65b0\u533a\u57df\u8bbe\u7f6e\u7684\u5c0f\u4e00\u4e9b\uff0c\u8fd9\u6837\u5c31\u5f88\u5e73\u7a33\u4e86\u3002<\/p>\n\n\n
\n
\"\"<\/figure><\/div>\n\n\n
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