کار با نمودارها

from aspose.cells_foss import Workbook, Cell

workbook = Workbook()
ws = workbook.worksheets[0]

##--- Data ---
ws.cells["A1"].value = "Product"
ws.cells["B1"].value = "Revenue"

products = ["Widget A", "Widget B", "Widget C", "Widget D", "Widget E"]
revenues = [12_500, 18_200, 9_800, 21_400, 15_600]

for i, (product, revenue) in enumerate(zip(products, revenues), start=2):
    ws.cells[f"A{i}"].value = product
    ws.cells[f"B{i}"].value = revenue

##--- Chart (rows 7–22, columns A–H, all zero-based) ---
##top_row=6, left_col=0, bottom_row=22, right_col=7
chart = ws.charts.add_bar(6, 0, 22, 7)

chart.title = "Revenue by Product"
chart.n_series.add("B2:B6", category_data="A2:A6", name="Revenue (USD)")
chart.show_legend = True
chart.legend_position = "bottom"

workbook.save("column_chart.xlsx")
print("Saved column_chart.xlsx")

from aspose.cells_foss import Workbook, Cell

workbook = Workbook()
ws = workbook.worksheets[0]

##--- Monthly trend data ---
ws.cells["A1"].value = "Month"
ws.cells["B1"].value = "Page Views"
ws.cells["C1"].value = "Conversions"

months = ["Jan", "Feb", "Mar", "Apr", "May", "Jun"]
page_views   = [4_200, 5_100, 4_800, 6_300, 7_100, 6_800]
conversions  = [  210,   255,   230,   340,   390,   360]

for i, (month, pv, cv) in enumerate(zip(months, page_views, conversions), start=2):
    ws.cells[f"A{i}"].value = month
    ws.cells[f"B{i}"].value = pv
    ws.cells[f"C{i}"].value = cv

##--- Line chart below the data ---
chart = ws.charts.add_line(8, 0, 24, 8)

chart.title = "Monthly Website Metrics"
chart.n_series.add("B2:B7", category_data="A2:A7", name="Page Views")
chart.n_series.add("C2:C7", category_data="A2:A7", name="Conversions")
chart.show_legend = True
chart.legend_position = "bottom"

workbook.save("line_chart.xlsx")
print("Saved line_chart.xlsx")

##Correct
chart.title = "Quarterly Sales"

##Wrong — raises AttributeError
##chart.title.text = "Quarterly Sales"

chart.show_legend = True          # display the legend
chart.legend_position = "bottom"  # "bottom", "top", "left", "right"

chart.n_series.add("B2:B6", category_data="A2:A6", name="Revenue")

from aspose.cells_foss import Workbook, Cell

workbook = Workbook()
ws = workbook.worksheets[0]

##Headers
ws.cells["A1"].value = "Quarter"
ws.cells["B1"].value = "North"
ws.cells["C1"].value = "South"
ws.cells["D1"].value = "East"

data = [
    ("Q1", 8_400, 6_100, 7_200),
    ("Q2", 9_200, 7_400, 8_100),
    ("Q3", 10_500, 8_900, 9_600),
    ("Q4", 11_800, 9_300, 10_200),
]

for i, row in enumerate(data, start=2):
    ws.cells[f"A{i}"].value = row[0]
    ws.cells[f"B{i}"].value = row[1]
    ws.cells[f"C{i}"].value = row[2]
    ws.cells[f"D{i}"].value = row[3]

chart = ws.charts.add_bar(6, 0, 22, 8)
chart.title = "Regional Sales by Quarter"

chart.n_series.add("B2:B5", category_data="A2:A5", name="North")
chart.n_series.add("C2:C5", category_data="A2:A5", name="South")
chart.n_series.add("D2:D5", category_data="A2:A5", name="East")

chart.show_legend = True
chart.legend_position = "bottom"

workbook.save("multi_series_chart.xlsx")
print("Saved multi_series_chart.xlsx")

chart.category_data = "A2:A5"

chart.n_series.add("B2:B5", category_data="A2:A5", name="Revenue")

from aspose.cells_foss import Workbook, Cell

workbook = Workbook()
ws = workbook.worksheets[0]

##Data in rows 1–5 (zero-based 0–4)
labels = ["Alpha", "Beta", "Gamma", "Delta", "Epsilon"]
values = [30, 45, 28, 60, 52]

ws.cells["A1"].value = "Category"
ws.cells["B1"].value = "Score"

for i, (label, val) in enumerate(zip(labels, values), start=2):
    ws.cells[f"A{i}"].value = label
    ws.cells[f"B{i}"].value = val

##Data ends at zero-based row 5 (Excel row 6).
##Place chart from row 6 to row 22, columns A–H (0–7).
chart = ws.charts.add_bar(6, 0, 22, 7)
chart.title = "Category Scores"
chart.n_series.add("B2:B6", category_data="A2:A6", name="Score")
chart.show_legend = False

workbook.save("positioned_chart.xlsx")
print("Saved positioned_chart.xlsx")