2
不知你的领导是如何的，反正我的领导就喜欢看图文并茂的报表。记得有一次，实在没数据可用，我就放一张漂亮的女明星照在上面。你还别说，这招真管用，平时反馈很慢的领导，那次一看完就马上来找我了--直接劈头盖脸的把我骂了一顿，说我放的女明星是PS过的…。我一时语塞，不知怎么回答才好，只好埋下头，眼里含着泪，默默地敲出了以下代码。
from reportlab.pdfbase import pdfmetrics
from reportlab.pdfbase.ttfonts import TTFont
from reportlab.platypus import Table, SimpleDocTemplate, Paragraph
from reportlab.lib.pagesizes import letter
from reportlab.lib.styles import getSampleStyleSheet
from reportlab.lib import colors
from reportlab.graphics.charts.barcharts import VerticalBarChart
from reportlab.graphics.charts.legends import Legend
from reportlab.graphics.shapes import Drawing
# 注册字体
pdfmetrics.registerFont(TTFont('SimSun', 'SimSun.ttf'))
class Graphs:
def __init__(self):
pass
# 绘制标题
@staticmethod
def draw_title():
style = getSampleStyleSheet()
ct = style['Normal']
ct.fontName = 'SimSun'
ct.fontSize = 18
# 设置行距
ct.leading = 50
# 颜色
ct.textColor = colors.green
# 居中
ct.alignment = 1
# 添加标题并居中
title = Paragraph('程序员的兴趣调查报告', ct)
return title
# 绘制内容
@staticmethod
def draw_text():
style = getSampleStyleSheet()
# 常规字体(非粗体或斜体)
ct = style['Normal']
# 使用的字体s
ct.fontName = 'SimSun'
ct.fontSize = 14
# 设置自动换行
ct.wordWrap = 'CJK'
# 居左对齐
ct.alignment = 0
# 第一行开头空格
ct.firstLineIndent = 32
# 设置行距
ct.leading = 30
text = Paragraph('程序员，是互联网、移动互联网和即将到来的物联网时期的弄潮儿。'
'这群特立独行的人才，不知平时最喜欢什么?他们的兴趣真想让人一探究竟。'
'经过七七49天的调研，终于形成了一份不具备权威性的统计报告--《程序员2019年上半年兴趣调查报告》，现公布出来，以飨读者。', ct)
return text
# 绘制表格
@staticmethod
def draw_table(*args):
col_width = 60
style = [
('FONTNAME', (0, 0), (-1, -1), 'SimSun'), # 字体
('BACKGROUND', (0, 0), (-1, 0), '#d5dae6'), # 设置第一行背景颜色
('ALIGN', (0, 0), (-1, -1), 'CENTER'), # 对齐
('VALIGN', (-1, 0), (-2, 0), 'MIDDLE'), # 对齐
('GRID', (0, 0), (-1, -1), 0.5, colors.grey), # 设置表格框线为grey色，线宽为0.5
]
table = Table(args, colWidths=col_width, style=style)
return table
# 创建图表
@staticmethod
def draw_bar(bar_data=[], ax=[], items=[]):
drawing = Drawing(500, 250)
bc = VerticalBarChart()
bc.x = 35
bc.y = 100
bc.height = 120
bc.width = 350
bc.data = bar_data
bc.strokeColor = colors.black
bc.valueAxis.valueMin = 0
bc.valueAxis.valueMax = 100
bc.valueAxis.valueStep = 10
bc.categoryAxis.labels.dx = 8
bc.categoryAxis.labels.dy = -10
bc.categoryAxis.labels.angle = 20
bc.categoryAxis.categoryNames = ax
# 图示
leg = Legend()
leg.fontName = 'SimSun'
leg.alignment = 'right'
leg.boxAnchor = 'ne'
leg.x = 465
leg.y = 220
leg.dxTextSpace = 10
leg.columnMaximum = 3
leg.colorNamePairs = items
drawing.add(leg)
drawing.add(bc)
return drawing
if __name__ == "__main__":
content = list()
# 添加标题
content.append(Graphs.draw_title())
# 添加段落
content.append(Graphs.draw_text())
# 添加表格数据
data = [('兴趣', '2019-1', '2019-2', '2019-3', '2019-4', '2019-5', '2019-6'),
('开发', 50, 80, 60, 35, 40, 45),
('编程', 25, 60, 55, 45, 60, 80),
('敲代码', 30, 90, 75, 80, 50, 46)]
content.append(Graphs.draw_table(*data))
# 添加图表
b_data = [(50, 80, 60, 35, 40, 45), (25, 60, 55, 45, 60, 80), (30, 90, 75, 80, 50, 46)]
ax_data = ['2019-1', '2019-2', '2019-3', '2019-4', '2019-5', '2019-6']
leg_items = [(colors.red, '开发'), (colors.green, '编程'), (colors.blue, '敲代码')]
content.append(Graphs.draw_bar(b_data, ax_data, leg_items))
# 生成pdf文件
doc = SimpleDocTemplate('report.pdf', pagesize=letter)
doc.build(content)
