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"""
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PPT生成核心模块
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功能：将Markdown文件内容转换为PPTX格式演示文稿
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模块结构：
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1. PPT模板处理函数（set_开头）
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2. Markdown解析函数（explain_开头）
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3. 页面生成函数（gen_开头）
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4. 主生成流程函数（gen_ppt_default）
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"""
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import linecache
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from pptx import Presentation # 操作PPTX文件的核心库
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from pptx.util import Inches, Pt # 处理PPT中的尺寸单位
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def set_presentation(filepath):
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"""初始化PPT模板对象
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Args:
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filepath (str): PPT模板文件路径
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Returns:
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Presentation: 读取模板后的PPT对象
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"""
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return Presentation(filepath)
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def set_home(presentation, title, author, title_rgb):
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"""创建首页幻灯片
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Args:
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presentation (Presentation): PPT对象
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title (str): 主标题内容
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author (str): 作者信息
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title_rgb: 标题颜色RGB值
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Returns:
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Presentation: 更新后的PPT对象
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"""
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prs = presentation
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# 使用模板的第2个版式创建幻灯片（索引从0开始）
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# 在 PowerPoint 中：打开模板文件 → 视图 → 幻灯片母版 → 查看所有版式。
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oneSlide = prs.slides.add_slide(prs.slide_layouts[1])
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body_shapes = oneSlide.shapes.placeholders
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# 设置主标题样式
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title_shape = body_shapes[0] # 标题占位符索引
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title_frame = title_shape.text_frame
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title_paragraph = title_frame.paragraphs[0]
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title_run = title_paragraph.add_run()
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title_run.font.color.rgb = title_rgb # 设置标题颜色
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title_run.text = title # 填充标题内容
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# 设置作者信息（注意：placeholders[10]需要根据实际模板调整）
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author_shape = body_shapes[10] # 作者信息占位符索引
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author_frame = author_shape.text_frame
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author_paragraph = author_frame.paragraphs[0]
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author_paragraph.text = author
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return prs
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def set_end(presentation, date_str, end_tittle_content):
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"""创建结束页幻灯片
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Args:
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presentation: PPT对象
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date_str (str): 日期字符串
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end_tittle_content (str): 结束页主文本
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Returns:
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Presentation: 更新后的PPT对象
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"""
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prs = presentation
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# 使用模板的第4个版式创建幻灯片
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oneSlide = prs.slides.add_slide(prs.slide_layouts[3])
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body_shapes = oneSlide.shapes.placeholders
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# 设置结束页主文本
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title_shape = body_shapes[0] # 主文本占位符索引
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title_frame = title_shape.text_frame
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title_paragraph = title_frame.paragraphs[0]
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title_paragraph.text = end_tittle_content
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# 设置日期信息（placeholders[13]需要根据模板调整）
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subtitle_shape = body_shapes[13] # 副文本占位符索引
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subtitle_frame = subtitle_shape.text_frame
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subtitle_paragraph = subtitle_frame.paragraphs[0]
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subtitle_paragraph.text = date_str
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return prs
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def set_content(presentation, content_titles, current_i, content_font, current_content, other_content, current_rgb,
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other_rgb, content_number_rgb):
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"""创建目录页幻灯片
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Args:
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presentation: PPT对象
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content_titles (list): 目录项列表
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current_i (int): 当前高亮项的索引
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content_font (str): 字体名称
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current_content (str): 高亮项图标路径
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other_content (str): 普通项图标路径
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current_rgb: 高亮颜色RGB值
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other_rgb: 普通颜色RGB值
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content_number_rgb: 编号颜色RGB值
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Returns:
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Presentation: 更新后的PPT对象
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"""
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prs = presentation
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# 使用模板的第3个版式创建目录页
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content_back = prs.slide_layouts[2]
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slide = prs.slides.add_slide(content_back)
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# 布局参数定义（单位：英寸）
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one_col_left = 4.55 # 单列布局X坐标
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two_col_left1 = 2.75 # 双列左栏X坐标
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two_col_left2 = 7.25 # 双列右栏X坐标
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width = 3.5 # 文本框宽度
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height = 0.5 # 文本框高度
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# 动态计算垂直布局
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tlen = len(content_titles)
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if tlen <= 3:
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height_total = height * tlen + 0.5 * (tlen - 1) # 总高度 = 项高度 + 间距
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else:
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height_total = height * (tlen / 2) + 0.5 * (tlen / 2 - 1)
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top = (7.5 - height_total) / 2 # 垂直居中计算
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top_flag = top # 当前项顶部位置
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# 遍历添加所有目录项
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for i in range(tlen):
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# 计算项位置
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if i == 0 or (tlen >= 3 and i == int((tlen + 1) / 2)):
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i_top = top
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else:
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i_top = top_flag + (0.5 + height) # 累加项高度和间距
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top_flag = i_top # 更新当前位置标记
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# 计算水平位置
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i_left = 0
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if tlen <= 2:
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i_left = one_col_left
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elif tlen > 2 and i < tlen / 2:
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i_left = two_col_left1
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elif tlen > 2 and i >= tlen / 2:
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i_left = two_col_left2
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# 添加文本内容
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txBox = slide.shapes.add_textbox(Inches(i_left + 1), Inches(i_top), Inches(width), Inches(height))
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tf = txBox.text_frame
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title = tf.paragraphs[0]
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run = title.add_run()
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run.text = content_titles[i] # 填充目录文本
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# 设置字体样式
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|
font = run.font
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font.name = content_font # 字体类型
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font.bold = True # 加粗
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if i == current_i: # 高亮当前项
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font.color.rgb = current_rgb
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img_path = current_content
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else: # 普通项
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font.color.rgb = other_rgb
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img_path = other_content
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font.size = Pt(26) # 字号26磅
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# 添加左侧图标
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slide.shapes.add_picture(img_path, Inches(i_left), Inches(i_top))
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# 添加序号
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numberBox = slide.shapes.add_textbox(Inches(i_left + 0.125), Inches(i_top + 0.125), Inches(0.5), Inches(0.5))
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number = numberBox.text_frame
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number_title = number.paragraphs[0]
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|
number_run = number_title.add_run()
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number_run.text = str(i + 1) # 显示序号
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|
# 设置序号样式
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|
number_font = number_run.font
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number_font.name = content_font
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number_font.bold = True
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number_font.color.rgb = content_number_rgb
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number_font.size = Pt(18)
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|
return prs
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|
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def set_for_content(presentation, first_list, second_dict, content_list, second_title_rgb, content_font,
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current_content, other_content, current_rgb, other_rgb, content_number_rgb, text_img_path,
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|
import_font_size, unsort_img_path, list_font_size):
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|
"""批量生成内容页
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|
Args:
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presentation: PPT对象
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first_list (list): 一级标题列表
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|
second_dict (dict): 二级标题字典
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|
content_list (dict): 内容字典
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|
|
...其他样式参数...
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|
|
Returns:
|
|
|
Presentation: 更新后的PPT对象
|
|
|
"""
|
|
|
prs = presentation
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|
|
# 遍历一级标题
|
|
|
for title_i in range(len(first_list)):
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|
|
# 生成目录页
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|
|
prs = set_content(prs, first_list, title_i, content_font, current_content, other_content, current_rgb,
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|
|
other_rgb, content_number_rgb)
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|
|
# 遍历二级标题生成内容页
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|
|
for second_title in second_dict[first_list[title_i]]:
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|
prs = gen_page(prs, second_title, content_list[second_title], second_title_rgb, text_img_path, content_font,
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import_font_size, unsort_img_path, list_font_size)
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|
|
return prs
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|
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|
|
|
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|
|
# 全局存储Markdown头部信息
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|
|
header = {}
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|
|
|
|
|
|
def explain_markdown(file_path):
|
|
|
"""解析Markdown文件结构
|
|
|
Args:
|
|
|
file_path (str): Markdown文件路径
|
|
|
Returns:
|
|
|
tuple: (一级标题列表, 二级标题字典, 内容字典, 头部信息字典)
|
|
|
"""
|
|
|
first_list = [] # 存储一级标题
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|
|
second_dict = {} # 存储二级标题结构 {一级标题: [二级标题]}
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|
|
content_list = {} # 存储内容结构 {二级标题: [内容项]}
|
|
|
|
|
|
txtfile = linecache.getlines(file_path) # 读取文件所有行
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|
|
line_range = iter(range(len(txtfile))) # 创建行号迭代器
|
|
|
is_code = False # 代码块标记
|
|
|
first_title = "" # 当前一级标题
|
|
|
second_title = "" # 当前二级标题
|
|
|
is_header = False # YAML头部标记
|
|
|
|
|
|
# 逐行解析Markdown
|
|
|
for line_index in line_range:
|
|
|
line = txtfile[line_index]
|
|
|
line_strs = line.split(" ")
|
|
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|
|
|
# 清理行内容（非代码块时）
|
|
|
if not is_code:
|
|
|
line = line.replace("\r", "").replace("\n", "").replace("\t", "")
|
|
|
|
|
|
if len(line) == 0:
|
|
|
continue
|
|
|
elif line == "---": # YAML头部标记
|
|
|
is_header = not is_header
|
|
|
elif is_header: # 解析头部信息
|
|
|
if line_strs[0] == "Title:":
|
|
|
header['Title'] = line_strs[1].replace("\n", "")
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|
|
elif line_strs[0] == "Author:":
|
|
|
header['Author'] = line_strs[1].replace("\n", "")
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|
|
elif line_strs[0] == "Date:":
|
|
|
header['Date'] = line_strs[1].replace("\n", "")
|
|
|
elif line_strs[0] == '#': # 一级标题
|
|
|
first_title = line[2:]
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|
|
first_list.append(first_title)
|
|
|
second_dict[first_title] = []
|
|
|
elif line_strs[0] == '##': # 二级标题
|
|
|
second_title = line[3:]
|
|
|
second_dict[first_title].append(second_title)
|
|
|
content_list[second_title] = []
|
|
|
elif line_strs[0] == '-': # 列表项
|
|
|
content_list[second_title].append({
|
|
|
"type": "list",
|
|
|
"detail": line[2:]
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|
})
|
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|
elif line[:3] == "```": # 代码块开始/结束
|
|
|
is_code = not is_code
|
|
|
elif is_code: # 跳过代码块内容
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|
|
continue
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|
|
elif line[:2] == '![': # 图片
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|
|
img_path_str = line.split('(')[-1].split(")")[0]
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|
|
content_list[second_title].append({
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|
|
"type": "image",
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|
"detail": img_path_str
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|
})
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|
elif line[:2] == '> ': # 引用文本
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|
|
content_list[second_title].append({
|
|
|
"type": "text",
|
|
|
"detail": line[2:]
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|
|
})
|
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|
|
|
|
return first_list, second_dict, content_list, header
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|
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|
|
|
|
|
|
def gen_page(prs, title, content_list, second_title_rgb, text_img_path, content_font, import_font_size,
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|
|
unsort_img_path, list_font_size):
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|
|
"""生成内容页幻灯片
|
|
|
Args:
|
|
|
prs: PPT对象
|
|
|
title (str): 二级标题
|
|
|
content_list (list): 内容项列表
|
|
|
...其他样式参数...
|
|
|
Returns:
|
|
|
Presentation: 更新后的PPT对象
|
|
|
"""
|
|
|
# 使用模板的第1个版式创建幻灯片
|
|
|
oneSlide = prs.slides.add_slide(prs.slide_layouts[0])
|
|
|
body_shapes = oneSlide.shapes.placeholders
|
|
|
|
|
|
# 设置标题样式
|
|
|
title_shape = body_shapes[0]
|
|
|
title_frame = title_shape.text_frame
|
|
|
title_paragraph = title_frame.paragraphs[0]
|
|
|
run = title_paragraph.add_run()
|
|
|
run.text = title
|
|
|
font = run.font
|
|
|
font.color.rgb = second_title_rgb
|
|
|
font.size = Pt(30) # 30磅字号
|
|
|
|
|
|
top_tag = 2 # 初始垂直位置
|
|
|
is_have_img = False # 图片布局标记
|
|
|
|
|
|
# 遍历内容项
|
|
|
for content in content_list:
|
|
|
if content['type'] == "text": # 处理文本内容
|
|
|
oneSlide.shapes.add_picture(text_img_path, Inches(0.25), Inches(1.0)) # 添加文本框背景
|
|
|
# 创建文本框
|
|
|
txBox = oneSlide.shapes.add_textbox(Inches(0.35), Inches(1.2), Inches(13), Inches(1))
|
|
|
tf = txBox.text_frame
|
|
|
title = tf.paragraphs[0]
|
|
|
run = title.add_run()
|
|
|
run.text = content['detail']
|
|
|
font = run.font
|
|
|
font.name = content_font
|
|
|
font.size = Pt(import_font_size)
|
|
|
|
|
|
elif content['type'] == "list": # 处理列表项
|
|
|
# 根据内容数量选择布局
|
|
|
if len(content_list) >= 3 and is_have_img:
|
|
|
oneSlide.shapes.add_picture(unsort_img_path, Inches(7), Inches(top_tag))
|
|
|
txBox = oneSlide.shapes.add_textbox(Inches(7.5), Inches(top_tag), Inches(5.5), Inches(0.25))
|
|
|
else:
|
|
|
oneSlide.shapes.add_picture(unsort_img_path, Inches(1), Inches(top_tag))
|
|
|
txBox = oneSlide.shapes.add_textbox(Inches(1.5), Inches(top_tag), Inches(10), Inches(0.25))
|
|
|
|
|
|
# 设置列表文本
|
|
|
tf = txBox.text_frame
|
|
|
title = tf.paragraphs[0]
|
|
|
run = title.add_run()
|
|
|
run.text = content['detail']
|
|
|
font = run.font
|
|
|
font.name = content_font
|
|
|
font.size = Pt(list_font_size)
|
|
|
font.bold = True
|
|
|
top_tag += 0.5 # 下移位置
|
|
|
|
|
|
# elif content['type'] == "image": # 处理图片
|
|
|
# detail_img_path = content['detail']
|
|
|
# # 根据布局状态选择图片位置
|
|
|
# if len(content_list) >= 3 and not is_have_img:
|
|
|
# oneSlide.shapes.add_picture(detail_img_path, Inches(0.3), Inches(top_tag), width=Inches(6))
|
|
|
# is_have_img = True
|
|
|
# elif is_have_img:
|
|
|
# oneSlide.shapes.add_picture(detail_img_path, Inches(7), Inches(top_tag), width=Inches(6))
|
|
|
# else:
|
|
|
# oneSlide.shapes.add_picture(detail_img_path, Inches(1.5), Inches(top_tag), height=Inches(5))
|
|
|
|
|
|
return prs
|
|
|
|
|
|
|
|
|
def gen_ppt_default(model_name, out_file_path, md_file_path, project_path, other_rgb, current_rgb, content_number_rgb,
|
|
|
second_title_rgb):
|
|
|
"""PPT生成主流程
|
|
|
Args:
|
|
|
model_name (str): 模板名称
|
|
|
out_file_path (str): 输出文件路径
|
|
|
md_file_path (str): Markdown文件路径
|
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|
project_path (str): 项目根目录
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...颜色参数...
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"""
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# 字体配置
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content_font = '微软雅黑' # 全局字体
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# 图片路径配置
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imgPath = project_path + '/ppt-model/images/'
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other_content = imgPath + model_name + '/other_content.png' # 普通项图标
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current_content = imgPath + model_name + '/current_content.png' # 高亮项图标
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text_img_path = imgPath + model_name + '/text_background.png' # 文本框背景
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unsort_img_path = imgPath + model_name + '/unsort_list.png' # 列表图标
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# 字号配置
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list_font_size = 18 # 列表项字号
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import_font_size = 16 # 重点文本字号
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# 模板文件路径
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file_path = project_path + '/ppt-model/' + model_name + '.pptx'
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end_tittle_content = "感谢各位的聆听\n请领导批评指正" # 结束页固定文本
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# 初始化PPT对象
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prs = set_presentation(file_path)
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# 解析Markdown文件
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first_list, second_dict, content_list, header = explain_markdown(md_file_path)
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# 生成首页
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prs = set_home(prs, header['Title'], header['Author'], current_rgb) # 标题，作者，当前文字颜色
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# 生成内容页
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prs = set_for_content(prs, first_list, second_dict, content_list, second_title_rgb, content_font, current_content,
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other_content, current_rgb, other_rgb, content_number_rgb,
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text_img_path, import_font_size, unsort_img_path, list_font_size)
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# 生成结束页
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prs = set_end(prs, header['Date'], end_tittle_content)
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# 保存生成的PPT文件
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prs.save(out_file_path) |
