304 lines
11 KiB
Python
304 lines
11 KiB
Python
#!/usr/bin/env python3
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# coding: utf-8
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import os
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import cv2
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from PIL import Image, ImageDraw, ImageFont
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import ctypes
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from ctypes import *
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import glob
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import sys
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# ============================================================
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# SDK Load
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# ============================================================
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CURRENT_DIR = os.path.dirname(os.path.abspath(__file__))
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MAIN_SO_NAME = "libbx_sdkDual.so"
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MAIN_SO = os.path.join(CURRENT_DIR, MAIN_SO_NAME)
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def preload_shared_objects(so_dir):
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print(f"自动加载 so 路径：{so_dir}")
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if not os.path.isdir(so_dir):
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print(f"错误：目录不存在: {so_dir}")
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return None
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so_list = glob.glob(os.path.join(so_dir, "*.so*"))
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iconv_files = [s for s in so_list if "libiconv" in os.path.basename(s)]
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loaded = set()
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for f in iconv_files:
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try:
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ctypes.CDLL(f, mode=ctypes.RTLD_GLOBAL)
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print(f"已加载 libiconv: {f}")
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loaded.add(f)
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except Exception as e:
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print(f"加载失败 {f}: {e}")
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for f in so_list:
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if os.path.basename(f) == MAIN_SO_NAME or f in loaded:
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continue
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try:
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ctypes.CDLL(f, mode=ctypes.RTLD_GLOBAL)
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print(f"已加载依赖库: {f}")
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except Exception as e:
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print(f"跳过无法加载的库 {f}: {e}")
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if os.path.exists(MAIN_SO):
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try:
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lib = ctypes.CDLL(MAIN_SO, mode=ctypes.RTLD_GLOBAL)
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print(f"成功加载主库: {MAIN_SO}")
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return lib
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except Exception as e:
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print(f"主库加载失败: {MAIN_SO} -> {e}")
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return None
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else:
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print(f"主库不存在: {MAIN_SO}")
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return None
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os.environ["LD_LIBRARY_PATH"] = CURRENT_DIR + ":" + os.environ.get("LD_LIBRARY_PATH", "")
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os.environ["PATH"] = CURRENT_DIR + ":" + os.environ.get("PATH", "")
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lib = preload_shared_objects(CURRENT_DIR)
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if lib is None:
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print("无法加载主库，程序退出")
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sys.exit(1)
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# ====================== 生成 LED 表格 ======================
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def generate_led_table(data, output_path="led_send.png", font_path="msyh.ttc"):
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from PIL import Image, ImageDraw, ImageFont
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try:
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font_title = ImageFont.truetype(font_path, 24)
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font_data = ImageFont.truetype(font_path, 20)
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font_data_big = ImageFont.truetype(font_path, 22)
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font_small = ImageFont.truetype(font_path, 16)
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header_font = ImageFont.truetype(font_path, 26)
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except IOError:
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print("字体未找到，使用默认字体")
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font_title = font_data = font_data_big = font_small = ImageFont.load_default()
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header_font = ImageFont.load_default()
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total_width, total_height = 630, 430
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img = Image.new("RGB", (total_width, total_height), (0, 0, 0))
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draw = ImageDraw.Draw(img)
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col_count = 4
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row_count = 8
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row_heights = [int(total_height * 0.095)] * 6 + [int(total_height * 0.15), int(total_height * 0.15)]
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y_positions = [0]
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for h in row_heights:
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y_positions.append(y_positions[-1] + h)
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col_width = total_width // col_count
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# 表头
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header_text = "浇筑工序信息屏测试"
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bbox = draw.textbbox((0, 0), header_text, font=header_font)
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tw, th = bbox[2] - bbox[0], bbox[3] - bbox[1]
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draw.text(((total_width - tw) // 2, 7), header_text, fill="Yellow", font=header_font)
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# safe float
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try:
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task_quantity = float(data.get("TotMete", 0.0))
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fixed_value = float(data.get("BetonVolumeAlready", 0.0))
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except Exception:
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task_quantity = 0.0
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fixed_value = 0.0
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task_quantity_str = f"{task_quantity}"
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fixed_value_str = f"/{fixed_value}"
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table_data = [
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["本盘方量", "当前模具", "高斗称值", "低斗称值"],
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[str(data.get("PlateVolume", "")), str(data.get("MouldCode", "")),
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str(data.get("UpperWeight", "")), str(data.get("LowerWeight", ""))],
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["投料时间", "当前管片", "砼出料温度", "振捣频率"],
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[str(data.get("ProduceStartTime", "")), str(data.get("ArtifactID", "")),
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str(data.get("Temper", "")), str(data.get("VibrationFrequency", ""))],
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["累计盘次", "隐蔽验收", "车间环温", "任务方量"],
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[str(data.get("PlateIDSerial", "")), str(data.get("CheckResult", "")),
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str(data.get("WorkshopTemperature", "")), ""],
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["配方比例", "", "", ""],
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["拆模强度", "", "", ""]
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]
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# =======================
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# 画表格线（只用 line）
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# =======================
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line_color = (255, 255, 255)
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line_width = 1
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# 横线
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for r in range(row_count + 1):
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y = y_positions[r] + 40 if r < row_count else y_positions[-1] + 40
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draw.line([(0, y), (total_width, y)], fill=line_color, width=line_width)
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# 竖线
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for c in range(col_count + 1):
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x = c * col_width
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# 前6行所有竖线
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for r in range(6):
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y1 = y_positions[r] + 40
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y2 = y_positions[r + 1] + 40
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draw.line([(x, y1), (x, y2)], fill=line_color, width=line_width)
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# 最后两行
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y1 = y_positions[6] + 40
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y2 = y_positions[8] + 40
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if c == 0 or c == col_count: # 左右边框
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draw.line([(x, y1), (x, y2)], fill=line_color, width=line_width)
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elif c == 1: # 第二列竖线（分隔跨列内容）
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draw.line([(x, y1), (x, y2)], fill=line_color, width=line_width)
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# 第三列和第四列竖线不画，保持跨列显示
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# =======================
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# 绘制文本
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# =======================
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for r in range(row_count):
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y1 = y_positions[r] + 40
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h = row_heights[r]
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for c in range(col_count):
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x1 = c * col_width
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content = table_data[r][c]
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if not content.strip():
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if r == 5 and c == 3:
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bbox_task = draw.textbbox((0, 0), task_quantity_str, font=font_data)
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tw_task = bbox_task[2] - bbox_task[0]
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th_task = bbox_task[3] - bbox_task[1]
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draw.text((x1 + (col_width - 1.8 * tw_task) // 2, y1 + (h - th_task) // 2),
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task_quantity_str, fill="red", font=font_data)
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bbox_fixed = draw.textbbox((0, 0), fixed_value_str, font=font_data)
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tw_fixed = bbox_fixed[2] - bbox_fixed[0]
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draw.text((x1 + (col_width - tw_fixed) // 2 + 0.78 * tw_task,
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y1 + (h - th_task) // 2),
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fixed_value_str, fill=(0, 255, 0), font=font_data)
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continue
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is_header = r in (0, 2, 4, 6, 7)
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color = (0, 255, 0) if is_header else "red"
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if color == "red" and r < 3:
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font = font_data_big
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elif color == "red" and r >= 6:
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font = font_small
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else:
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font = font_title if is_header else font_data
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bbox = draw.textbbox((0, 0), content, font=font)
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tw = bbox[2] - bbox[0]
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th = bbox[3] - bbox[1]
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draw.text((x1 + (col_width - tw) // 2, y1 + (h - th) // 2), content, fill=color, font=font)
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# 多行文本居中
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def draw_multiline_text_center(draw_obj, x, y, width, height, text, font_obj, fill="red"):
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lines = text.split('\n')
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bboxs = [draw_obj.textbbox((0, 0), line, font=font_obj) for line in lines]
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total_h = sum(b[3] - b[1] for b in bboxs)
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cy = y + (height - total_h) // 2
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for line, b in zip(lines, bboxs):
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w = b[2] - b[0]
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h = b[3] - b[1]
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draw_obj.text((x + (width - w) // 2, cy), line, fill=fill, font=font_obj)
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cy += h
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draw_multiline_text_center(draw, col_width * 1, y_positions[6] + 40, col_width * 3, row_heights[6],
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str(data.get("FormulaProportion", "")).replace("\r", ""), font_small)
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draw_multiline_text_center(draw, col_width * 1, y_positions[7] + 40, col_width * 3, row_heights[7],
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f"{data.get('DayStrengthValue', '')}\n{data.get('NihtStrengthValue', '')}",
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font_small)
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img.save(output_path)
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print(f"已生成参数化表格：{output_path}")
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# ====================== 动态区结构体 ======================
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class EQpageHeader_G6(Structure):
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_fields_ = [
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("PageStyle", c_uint8), ("DisplayMode", c_uint8), ("ClearMode", c_uint8),
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("Speed", c_uint8), ("StayTime", c_uint16), ("RepeatTime", c_uint8),
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("ValidLen", c_uint8), ("CartoonFrameRate", c_uint8), ("BackNotValidFlag", c_uint8),
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("arrMode", c_uint8), ("fontSize", c_uint8), ("color", c_uint8),
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("fontBold", c_uint8), ("fontItalic", c_uint8), ("tdirection", c_uint8),
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("txtSpace", c_uint8), ("Valign", c_uint8), ("Halign", c_uint8)
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]
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lib.bxDual_dynamicArea_AddAreaPic_6G.argtypes = [
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c_char_p, c_uint32, c_uint8, c_uint8, c_uint16, c_uint16,
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c_uint16, c_uint16, POINTER(EQpageHeader_G6), c_char_p
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]
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lib.bxDual_dynamicArea_AddAreaPic_6G.restype = c_int
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# ====================== 发送动态区帧（丝滑覆盖） ======================
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def send_dynamic_frame(ip="10.6.242.2", port=5005, frame=None, filename="led_send.png"):
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if frame is None:
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print("frame 为空！")
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return
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target_w, target_h = 630, 435
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resized = cv2.resize(frame, (target_w, target_h))
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save_path = os.path.join(CURRENT_DIR, filename)
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cv2.imwrite(save_path, resized)
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page = EQpageHeader_G6()
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page.PageStyle = 0
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page.DisplayMode = 2
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page.ClearMode = 1
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page.Speed = 10
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page.StayTime = 1000
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page.RepeatTime = 1
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page.ValidLen = 64
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page.CartoonFrameRate = 0
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page.BackNotValidFlag = 0
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page.arrMode = 1
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page.fontSize = 16
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page.color = 1
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page.fontBold = 0
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page.fontItalic = 0
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page.tdirection = 0
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page.txtSpace = 0
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page.Valign = 2
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page.Halign = 1
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try:
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ret = lib.bxDual_dynamicArea_AddAreaPic_6G(
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ip.encode("ascii"), port, 2, 0, 0, 0, target_w, target_h,
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byref(page), save_path.encode("gb2312")
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)
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if ret == 0:
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print("Frame 覆盖成功！")
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else:
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print("Frame 发送失败，返回码:", ret)
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except Exception as e:
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print("调用 AddAreaPic 失败:", e)
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def send_led_data(data: dict):
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img_path = os.path.join(CURRENT_DIR, "led_send.png")
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generate_led_table(data, output_path=img_path)
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frame = cv2.imread(img_path)
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send_dynamic_frame(frame=frame, filename="led_send.png")
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# ============================================================
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# 主程序示例
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# ============================================================
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if __name__ == "__main__":
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data = {
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"PlateVolume": "2.00",
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"MouldCode": "SHR2B1-3",
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"ProduceStartTime": "15:06",
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"ArtifactID": "QR2B13099115D",
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"Temper": "18.6℃",
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"PlateIDSerial": "85",
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"CheckResult": "合格",
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"TotMete": "353.2",
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"LowBucketWeighingValue": "75",
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"HighBucketWeighingValue": "115",
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"WorkshopTemperature": "12.4℃",
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"VibrationFrequency": "10min/220HZ",
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"FormulaProportion": "水泥:砂:石:粉煤灰:矿粉:外加剂:水\r\n0.70:1.56:2.78:0.15:0.15:0.006:0.33",
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"DayStrengthValue": "白班:2024/11/27 22:00抗压 龄期:15h 强度25.9",
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"NihtStrengthValue": "晚班:2024/11/26 07:55抗压 龄期:12h 强度25.2"
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}
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send_led_data(data)
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