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"""
Structural element tools for PowerPoint MCP Server.
Handles tables, shapes, and charts.
"""
from typing import Dict, List, Optional, Any
from mcp.server.fastmcp import FastMCP
import utils as ppt_utils
def register_structural_tools(app: FastMCP, presentations: Dict, get_current_presentation_id, validate_parameters, is_positive, is_non_negative, is_in_range, is_valid_rgb, add_shape_direct):
"""Register structural element tools with the FastMCP app"""
@app.tool()
def add_table(
slide_index: int,
rows: int,
cols: int,
left: float,
top: float,
width: float,
height: float,
data: Optional[List[List[str]]] = None,
header_row: bool = True,
header_font_size: int = 12,
body_font_size: int = 10,
header_bg_color: Optional[List[int]] = None,
body_bg_color: Optional[List[int]] = None,
border_color: Optional[List[int]] = None,
presentation_id: Optional[str] = None
) -> Dict:
"""Add a table to a slide with enhanced formatting options."""
pres_id = presentation_id if presentation_id is not None else get_current_presentation_id()
if pres_id is None or pres_id not in presentations:
return {
"error": "No presentation is currently loaded or the specified ID is invalid"
}
pres = presentations[pres_id]
if slide_index < 0 or slide_index >= len(pres.slides):
return {
"error": f"Invalid slide index: {slide_index}. Available slides: 0-{len(pres.slides) - 1}"
}
slide = pres.slides[slide_index]
# Validate parameters
validations = {
"rows": (rows, [(is_positive, "must be a positive integer")]),
"cols": (cols, [(is_positive, "must be a positive integer")]),
"left": (left, [(is_non_negative, "must be non-negative")]),
"top": (top, [(is_non_negative, "must be non-negative")]),
"width": (width, [(is_positive, "must be positive")]),
"height": (height, [(is_positive, "must be positive")])
}
if header_bg_color is not None:
validations["header_bg_color"] = (header_bg_color, [(is_valid_rgb, "must be a valid RGB list [R, G, B] with values 0-255")])
if body_bg_color is not None:
validations["body_bg_color"] = (body_bg_color, [(is_valid_rgb, "must be a valid RGB list [R, G, B] with values 0-255")])
if border_color is not None:
validations["border_color"] = (border_color, [(is_valid_rgb, "must be a valid RGB list [R, G, B] with values 0-255")])
valid, error = validate_parameters(validations)
if not valid:
return {"error": error}
# Validate data if provided
if data:
if len(data) != rows:
return {
"error": f"Data has {len(data)} rows but table should have {rows} rows"
}
for i, row in enumerate(data):
if len(row) != cols:
return {
"error": f"Row {i} has {len(row)} columns but table should have {cols} columns"
}
try:
# Add the table
table_shape = ppt_utils.add_table(slide, rows, cols, left, top, width, height)
table = table_shape.table
# Populate with data if provided
if data:
for r in range(rows):
for c in range(cols):
if r < len(data) and c < len(data[r]):
table.cell(r, c).text = str(data[r][c])
# Apply formatting
for r in range(rows):
for c in range(cols):
cell = table.cell(r, c)
# Header row formatting
if r == 0 and header_row:
if header_bg_color:
ppt_utils.format_table_cell(
cell, bg_color=tuple(header_bg_color), font_size=header_font_size, bold=True
)
else:
ppt_utils.format_table_cell(cell, font_size=header_font_size, bold=True)
else:
# Body cell formatting
if body_bg_color:
ppt_utils.format_table_cell(
cell, bg_color=tuple(body_bg_color), font_size=body_font_size
)
else:
ppt_utils.format_table_cell(cell, font_size=body_font_size)
return {
"message": f"Added {rows}x{cols} table to slide {slide_index}",
"shape_index": len(slide.shapes) - 1,
"rows": rows,
"cols": cols
}
except Exception as e:
return {
"error": f"Failed to add table: {str(e)}"
}
@app.tool()
def format_table_cell(
slide_index: int,
shape_index: int,
row: int,
col: int,
font_size: Optional[int] = None,
font_name: Optional[str] = None,
bold: Optional[bool] = None,
italic: Optional[bool] = None,
color: Optional[List[int]] = None,
bg_color: Optional[List[int]] = None,
alignment: Optional[str] = None,
vertical_alignment: Optional[str] = None,
presentation_id: Optional[str] = None
) -> Dict:
"""Format a specific table cell."""
pres_id = presentation_id if presentation_id is not None else get_current_presentation_id()
if pres_id is None or pres_id not in presentations:
return {
"error": "No presentation is currently loaded or the specified ID is invalid"
}
pres = presentations[pres_id]
if slide_index < 0 or slide_index >= len(pres.slides):
return {
"error": f"Invalid slide index: {slide_index}. Available slides: 0-{len(pres.slides) - 1}"
}
slide = pres.slides[slide_index]
if shape_index < 0 or shape_index >= len(slide.shapes):
return {
"error": f"Invalid shape index: {shape_index}. Available shapes: 0-{len(slide.shapes) - 1}"
}
shape = slide.shapes[shape_index]
try:
if not hasattr(shape, 'table'):
return {
"error": f"Shape at index {shape_index} is not a table"
}
table = shape.table
if row < 0 or row >= len(table.rows):
return {
"error": f"Invalid row index: {row}. Available rows: 0-{len(table.rows) - 1}"
}
if col < 0 or col >= len(table.columns):
return {
"error": f"Invalid column index: {col}. Available columns: 0-{len(table.columns) - 1}"
}
cell = table.cell(row, col)
ppt_utils.format_table_cell(
cell,
font_size=font_size,
font_name=font_name,
bold=bold,
italic=italic,
color=tuple(color) if color else None,
bg_color=tuple(bg_color) if bg_color else None,
alignment=alignment,
vertical_alignment=vertical_alignment
)
return {
"message": f"Formatted cell at row {row}, column {col} in table at shape index {shape_index} on slide {slide_index}"
}
except Exception as e:
return {
"error": f"Failed to format table cell: {str(e)}"
}
@app.tool()
def add_shape(
slide_index: int,
shape_type: str,
left: float,
top: float,
width: float,
height: float,
fill_color: Optional[List[int]] = None,
line_color: Optional[List[int]] = None,
line_width: Optional[float] = None,
text: Optional[str] = None, # Add text to shape
font_size: Optional[int] = None,
font_color: Optional[List[int]] = None,
presentation_id: Optional[str] = None
) -> Dict:
"""Add an auto shape to a slide with enhanced options."""
pres_id = presentation_id if presentation_id is not None else get_current_presentation_id()
if pres_id is None or pres_id not in presentations:
return {
"error": "No presentation is currently loaded or the specified ID is invalid"
}
pres = presentations[pres_id]
if slide_index < 0 or slide_index >= len(pres.slides):
return {
"error": f"Invalid slide index: {slide_index}. Available slides: 0-{len(pres.slides) - 1}"
}
slide = pres.slides[slide_index]
try:
# Use the direct implementation that bypasses the enum issues
shape = add_shape_direct(slide, shape_type, left, top, width, height)
# Format the shape if formatting options are provided
if any([fill_color, line_color, line_width]):
ppt_utils.format_shape(
shape,
fill_color=tuple(fill_color) if fill_color else None,
line_color=tuple(line_color) if line_color else None,
line_width=line_width
)
# Add text to shape if provided
if text and hasattr(shape, 'text_frame'):
shape.text_frame.text = text
if font_size or font_color:
ppt_utils.format_text(
shape.text_frame,
font_size=font_size,
color=tuple(font_color) if font_color else None
)
return {
"message": f"Added {shape_type} shape to slide {slide_index}",
"shape_index": len(slide.shapes) - 1
}
except ValueError as e:
return {
"error": str(e)
}
except Exception as e:
return {
"error": f"Failed to add shape '{shape_type}': {str(e)}"
}
@app.tool()
def add_chart(
slide_index: int,
chart_type: str,
left: float,
top: float,
width: float,
height: float,
categories: List[str],
series_names: List[str],
series_values: List[List[float]],
has_legend: bool = True,
legend_position: str = "right",
has_data_labels: bool = False,
title: Optional[str] = None,
x_axis_title: Optional[str] = None,
y_axis_title: Optional[str] = None,
color_scheme: Optional[str] = None,
presentation_id: Optional[str] = None
) -> Dict:
"""Add a chart to a slide with comprehensive formatting options."""
pres_id = presentation_id if presentation_id is not None else get_current_presentation_id()
if pres_id is None or pres_id not in presentations:
return {
"error": "No presentation is currently loaded or the specified ID is invalid"
}
pres = presentations[pres_id]
if slide_index < 0 or slide_index >= len(pres.slides):
return {
"error": f"Invalid slide index: {slide_index}. Available slides: 0-{len(pres.slides) - 1}"
}
slide = pres.slides[slide_index]
# Validate chart type
valid_chart_types = [
'column', 'stacked_column', 'bar', 'stacked_bar', 'line',
'line_markers', 'pie', 'doughnut', 'area', 'stacked_area',
'scatter', 'radar', 'radar_markers'
]
if chart_type.lower() not in valid_chart_types:
return {
"error": f"Invalid chart type: '{chart_type}'. Valid types are: {', '.join(valid_chart_types)}"
}
# Validate series data
if len(series_names) != len(series_values):
return {
"error": f"Number of series names ({len(series_names)}) must match number of series values ({len(series_values)})"
}
if not categories:
return {
"error": "Categories list cannot be empty"
}
# Validate that all series have the same number of values as categories
for i, values in enumerate(series_values):
if len(values) != len(categories):
return {
"error": f"Series '{series_names[i]}' has {len(values)} values but there are {len(categories)} categories"
}
try:
# Add the chart
chart = ppt_utils.add_chart(
slide, chart_type, left, top, width, height,
categories, series_names, series_values
)
if chart is None:
return {"error": "Failed to create chart"}
# Format the chart
ppt_utils.format_chart(
chart,
has_legend=has_legend,
legend_position=legend_position,
has_data_labels=has_data_labels,
title=title,
x_axis_title=x_axis_title,
y_axis_title=y_axis_title,
color_scheme=color_scheme
)
return {
"message": f"Added {chart_type} chart to slide {slide_index}",
"shape_index": len(slide.shapes) - 1,
"chart_type": chart_type,
"series_count": len(series_names),
"categories_count": len(categories)
}
except Exception as e:
return {
"error": f"Failed to add chart: {str(e)}"
} |