import os
import sys
from reportlab.lib.pagesizes import A4
from reportlab.lib import colors
from reportlab.platypus import (
SimpleDocTemplate, Paragraph, Spacer, Table, TableStyle, PageBreak, KeepTogether, HRFlowable
)
from reportlab.lib.styles import getSampleStyleSheet, ParagraphStyle
from reportlab.pdfgen import canvas
def build_pdf(filename):
# Margens estreitas para caber perfeitamente em 1 folha A4 (como na ficha da Brana)
doc = SimpleDocTemplate(
filename,
pagesize=A4,
leftMargin=30,
rightMargin=30,
topMargin=25,
bottomMargin=20
)
styles = getSampleStyleSheet()
# Cores Oficiais Brana
red_brana = colors.HexColor("#9A3231")
dark_gray = colors.HexColor("#2B2B2B")
mid_gray = colors.HexColor("#4A4A4A")
light_gray = colors.HexColor("#F0F2F5")
cell_alt = colors.HexColor("#FAFAFA")
line_gray = colors.HexColor("#B0B5BA")
section_bg = colors.HexColor("#333333")
# Estilos de Texto
logo_style = ParagraphStyle(
'LogoStyle',
fontName='Helvetica-Bold',
fontSize=18,
leading=20,
textColor=red_brana
)
logo_sub = ParagraphStyle(
'LogoSub',
fontName='Helvetica-Bold',
fontSize=9,
leading=11,
textColor=dark_gray,
letterSpacing=1
)
title_main = ParagraphStyle(
'TitleMain',
fontName='Helvetica-Bold',
fontSize=13,
leading=15,
textColor=dark_gray,
alignment=2 # Direita
)
title_sub = ParagraphStyle(
'TitleSub',
fontName='Helvetica-Oblique',
fontSize=7.5,
leading=9.5,
textColor=mid_gray,
alignment=2
)
th_style = ParagraphStyle(
'TableHeader',
fontName='Helvetica-Bold',
fontSize=7.5,
leading=9.5,
textColor=colors.white,
alignment=1 # Centro
)
sec_hdr_style = ParagraphStyle(
'SectionHeader',
fontName='Helvetica-Bold',
fontSize=8,
leading=10,
textColor=colors.white
)
td_param = ParagraphStyle(
'TdParam',
fontName='Helvetica',
fontSize=7.5,
leading=9.5,
textColor=dark_gray
)
td_formula = ParagraphStyle(
'TdFormula',
fontName='Helvetica-Bold',
fontSize=7.5,
leading=9.5,
textColor=dark_gray
)
td_subst = ParagraphStyle(
'TdSubst',
fontName='Courier',
fontSize=7.5,
leading=9.5,
textColor=dark_gray,
alignment=0
)
td_res = ParagraphStyle(
'TdRes',
fontName='Helvetica-Bold',
fontSize=8,
leading=10,
textColor=red_brana,
alignment=1
)
td_obs = ParagraphStyle(
'TdObs',
fontName='Helvetica-Oblique',
fontSize=7,
leading=8.5,
textColor=mid_gray
)
story = []
# 1. CABEÇALHO DO DOCUMENTO
hdr_table_data = [
[
Paragraph("brana
PROJETOS NAVAIS", logo_style),
Paragraph("COEFICIENTES DE FORMA — SEU PROJETO
Preencha os dados de entrada e calcule cada coeficiente | unidades no sistema métrico (SI)", title_main)
]
]
t_hdr = Table(hdr_table_data, colWidths=[160, 375])
t_hdr.setStyle(TableStyle([
('VALIGN', (0,0), (-1,-1), 'MIDDLE'),
('BOTTOMPADDING', (0,0), (-1,-1), 2),
('TOPPADDING', (0,0), (-1,-1), 0),
('LEFTPADDING', (0,0), (-1,-1), 0),
('RIGHTPADDING', (0,0), (-1,-1), 0),
]))
story.append(t_hdr)
story.append(Spacer(1, 4))
story.append(HRFlowable(width="100%", thickness=1.5, color=red_brana, spaceAfter=4))
# 2. TABELA PRINCIPAL
# Dimensões da tabela: 535 pt total -> colWidths: [135, 120, 115, 55, 110]
# Dados calculados do projeto:
# LOA = 4.00 m | LWL = 3.626 m | BOA = 1.546 m | BWL = 1.281 m | Tc = 0.291 m
# Nabla = 0.6472 m³ | Delta = 663.4 kg
# Am = 0.224 m² | WPA = 3.308 m² (CWPA = 3.308 / (3.626*1.281) = 0.712)
# CP = 0.6472 / (0.224 * 3.626) = 0.7968 -> 0.797
# CB = 0.6472 / (3.626 * 1.281 * 0.291) = 0.4795 -> 0.480
# CAM = 0.224 / (1.281 * 0.291) = 0.6009 -> 0.601
# CWPA = 0.712
# CB_check = 0.797 * 0.601 = 0.479
# LOA/BOA = 4.00 / 1.546 = 2.59
# LWL/LOA = 3.626 / 4.00 = 0.91
# BWL/BOA = 1.281 / 1.546 = 0.83
# Delta_lb = 663.4 * 2.205 = 1462.8 lb
# Delta_lt = 1462.8 / 2240 = 0.653 t.long.
# LWL_ft = 3.626 * 3.281 = 11.90 ft
# DLR = 0.653 / (0.01 * 11.90)^3 = 0.653 / (0.1190)^3 = 0.653 / 0.001685 = 387.5
# SDR = N/A (casco a motor)
table_data = [
# Cabeçalho da Tabela
[
Paragraph("PARÂMETRO / COEFICIENTE", th_style),
Paragraph("SÍMBOLO E FÓRMULA", th_style),
Paragraph("SUBSTITUIÇÃO NUMÉRICA", th_style),
Paragraph("RESULT.", th_style),
Paragraph("FAIXA TÍPICA / OBSERVAÇÃO", th_style)
],
# SEÇÃO 1: DADOS DE ENTRADA
[
Paragraph("DADOS DE ENTRADA — medir no plano de linhas", sec_hdr_style),
"", "", "", ""
],
[
Paragraph("Embarcação (estaleiro / modelo)", td_param),
Paragraph("—", td_formula),
Paragraph("Saveiro Quinado 4,0m - Matheus Silva", td_subst),
Paragraph("—", td_res),
Paragraph("identifique o seu projeto", td_obs)
],
[
Paragraph("Comprimento total", td_param),
Paragraph("LOA [m]", td_formula),
Paragraph("4,000", td_subst),
Paragraph("4,00 m", td_res),
Paragraph("", td_obs)
],
[
Paragraph("Comprimento na linha d'água", td_param),
Paragraph("LWL [m]", td_formula),
Paragraph("3,626", td_subst),
Paragraph("3,63 m", td_res),
Paragraph("≈ 0,90 × LOA (deu 0,91)", td_obs)
],
[
Paragraph("Boca máxima", td_param),
Paragraph("BOA [m]", td_formula),
Paragraph("1,546", td_subst),
Paragraph("1,55 m", td_res),
Paragraph("", td_obs)
],
[
Paragraph("Boca na linha d'água", td_param),
Paragraph("BWL [m]", td_formula),
Paragraph("1,281", td_subst),
Paragraph("1,28 m", td_res),
Paragraph("≈ 0,90 × BOA (deu 0,83)", td_obs)
],
[
Paragraph("Calado da canoa (d)", td_param),
Paragraph("Tc [m]", td_formula),
Paragraph("0,291", td_subst),
Paragraph("0,291 m", td_res),
Paragraph("sem apêndices (DWL)", td_obs)
],
[
Paragraph("Volume de deslocamento", td_param),
Paragraph("∇ [m³]", td_formula),
Paragraph("0,6472", td_subst),
Paragraph("0,647 m³", td_res),
Paragraph("volume submerso", td_obs)
],
[
Paragraph("Deslocamento (massa)", td_param),
Paragraph("Δ = ∇ × 1025", td_formula),
Paragraph("0,6472 × 1025", td_subst),
Paragraph("663 kg", td_res),
Paragraph("kg — água salgada", td_obs)
],
[
Paragraph("Área da seção máxima", td_param),
Paragraph("Am (Ax) [m²]", td_formula),
Paragraph("0,224", td_subst),
Paragraph("0,224 m²", td_res),
Paragraph("a ≈ 55% da LWL, a ré da meia-nau", td_obs)
],
[
Paragraph("Área do plano de linha d'água", td_param),
Paragraph("WPA [m²]", td_formula),
Paragraph("3,308", td_subst),
Paragraph("3,31 m²", td_res),
Paragraph("", td_obs)
],
[
Paragraph("Área vélica (só veleiro)", td_param),
Paragraph("SA [m²]", td_formula),
Paragraph("—", td_subst),
Paragraph("—", td_res),
Paragraph("preencher somente se veleiro", td_obs)
],
# SEÇÃO 2: COEFICIENTES DE FORMA
[
Paragraph("COEFICIENTES DE FORMA", sec_hdr_style),
"", "", "", ""
],
[
Paragraph("Coeficiente prismático", td_param),
Paragraph("CP = ∇ / (Am × LWL)", td_formula),
Paragraph("0,6472 / (0,224 × 3,626)", td_subst),
Paragraph("0,797", td_res),
Paragraph("0,52–0,58 desloc. · 0,68–0,78 planeio", td_obs)
],
[
Paragraph("Coeficiente de bloco", td_param),
Paragraph("CB = ∇ / (LWL × BWL × Tc)", td_formula),
Paragraph("0,6472 / (3,626 × 1,281 × 0,291)", td_subst),
Paragraph("0,480", td_res),
Paragraph("pouco usado em esporte e recreio", td_obs)
],
[
Paragraph("Coeficiente de área máxima", td_param),
Paragraph("CAM = Am / (BWL × Tc)", td_formula),
Paragraph("0,224 / (1,281 × 0,291)", td_subst),
Paragraph("0,601", td_res),
Paragraph("≈ 0,60 em lanchas planadoras", td_obs)
],
[
Paragraph("Coef. do plano de linha d'água", td_param),
Paragraph("CWPA = WPA / (LWL × BWL)", td_formula),
Paragraph("3,308 / (3,626 × 1,281)", td_subst),
Paragraph("0,712", td_res),
Paragraph("≈ 0,80 em planadoras · carga e estab.", td_obs)
],
[
Paragraph("Verificação (consistência)", td_param),
Paragraph("CB = CP × CAM", td_formula),
Paragraph("0,797 × 0,601", td_subst),
Paragraph("0,479", td_res),
Paragraph("confira: deve dar o mesmo CB (≈0,480)", td_obs)
],
# SEÇÃO 3: RAZÕES ADIMENSIONAIS
[
Paragraph("RAZÕES ADIMENSIONAIS", sec_hdr_style),
"", "", "", ""
],
[
Paragraph("Razão comprimento / boca", td_param),
Paragraph("LOA / BOA", td_formula),
Paragraph("4,000 / 1,546", td_subst),
Paragraph("2,59", td_res),
Paragraph("≈ 3,0–3,8", td_obs)
],
[
Paragraph("Razão de comprimentos", td_param),
Paragraph("LWL / LOA", td_formula),
Paragraph("3,626 / 4,000", td_subst),
Paragraph("0,91", td_res),
Paragraph("≈ 0,88–0,95", td_obs)
],
[
Paragraph("Razão de bocas", td_param),
Paragraph("BWL / BOA", td_formula),
Paragraph("1,281 / 1,546", td_subst),
Paragraph("0,83", td_res),
Paragraph("≈ 0,85–0,92", td_obs)
],
[
Paragraph("Conversão: Δ para libras", td_param),
Paragraph("Δ[lb] = Δ[kg] × 2,205", td_formula),
Paragraph("663,4 × 2,205", td_subst),
Paragraph("1463 lb", td_res),
Paragraph("etapa intermediária do DLR", td_obs)
],
[
Paragraph("Conversão: libras p/ ton. longas", td_param),
Paragraph("Δ[t.long.] = Δ[lb] / 2240", td_formula),
Paragraph("1462,8 / 2240", td_subst),
Paragraph("0,653 t.l.", td_res),
Paragraph("etapa intermediária do DLR", td_obs)
],
[
Paragraph("Conversão: LWL para pés", td_param),
Paragraph("LWL[pés] = LWL[m] × 3,281", td_formula),
Paragraph("3,626 × 3,281", td_subst),
Paragraph("11,90 ft", td_res),
Paragraph("etapa intermediária do DLR", td_obs)
],
[
Paragraph("Razão desloc.–comprimento", td_param),
Paragraph("DLR = Δ[t.long.] / (0,01 × LWL[pés])³", td_formula),
Paragraph("0,653 / (0,1190)³", td_subst),
Paragraph("387,5", td_res),
Paragraph("<100 ultraleve · 100–200 leve · 200–300 médio · >300 pesado", td_obs)
],
[
Paragraph("Razão área vélica–deslocamento", td_param),
Paragraph("SDR = SA / ∇^(2/3)", td_formula),
Paragraph("—", td_subst),
Paragraph("—", td_res),
Paragraph("só veleiros · 14 (pouco pano) a 22+ (muito pano)", td_obs)
]
]
t_main = Table(table_data, colWidths=[130, 125, 115, 55, 110])
t_style = [
# Cabeçalho da tabela
('BACKGROUND', (0,0), (-1,0), red_brana),
('GRID', (0,0), (-1,-1), 0.5, line_gray),
('VALIGN', (0,0), (-1,-1), 'MIDDLE'),
('TOPPADDING', (0,0), (-1,-1), 1.8),
('BOTTOMPADDING', (0,0), (-1,-1), 1.8),
('LEFTPADDING', (0,0), (-1,-1), 4),
('RIGHTPADDING', (0,0), (-1,-1), 4),
# Seção 1 Header (Linha 1)
('SPAN', (0,1), (-1,1)),
('BACKGROUND', (0,1), (-1,1), section_bg),
# Seção 2 Header (Linha 13)
('SPAN', (0,13), (-1,13)),
('BACKGROUND', (0,13), (-1,13), section_bg),
# Seção 3 Header (Linha 19)
('SPAN', (0,19), (-1,19)),
('BACKGROUND', (0,19), (-1,19), section_bg),
# Destaque Linha Verificação (Linha 18)
('BACKGROUND', (0,18), (-1,18), colors.HexColor("#FFF2F2")),
]
# Cores alternadas para as linhas normais
row_count = len(table_data)
for r in range(row_count):
if r not in [0, 1, 13, 18, 19]:
bg = light_gray if (r % 2 == 1) else cell_alt
t_style.append(('BACKGROUND', (0,r), (-1,r), bg))
t_main.setStyle(TableStyle(t_style))
story.append(t_main)
story.append(Spacer(1, 4))
# 3. NOTAS DE RODAPÉ E DIREITOS AUTORAIS BRANA
footer_text1 = Paragraph(
"∇ = volume de deslocamento; Δ = deslocamento em massa. • Preencha primeiro os dados de entrada, depois calcule na ordem das linhas.",
ParagraphStyle('FootNote1', fontName='Helvetica-Bold', fontSize=6.5, leading=8, textColor=dark_gray)
)
story.append(footer_text1)
story.append(Spacer(1, 2))
footer_legal = Paragraph(
"O conteúdo deste material é de uso exclusivo dos alunos matriculados nos cursos do Brana. Este não pode ser reproduzido, copiado, vendido ou transferido. A reprodução total ou parcial de qualquer conteúdo é expressamente proibida e constitui crime de violação de Direito Autoral.",
ParagraphStyle('FootLegal', fontName='Helvetica-Oblique', fontSize=5.8, leading=7.2, textColor=mid_gray)
)
story.append(footer_legal)
story.append(Spacer(1, 2))
# Contatos do Rodapé
footer_contacts = Paragraph(
"Avenida Rio Branco, 18 – 15º andar | Centro, Rio de Janeiro – RJ • Tel: (21) 3511-6551 | (21) 99618-2657 • www.brana.com.br • facebook.com/branaval",
ParagraphStyle('FootContacts', fontName='Helvetica', fontSize=5.8, leading=7.2, textColor=dark_gray, alignment=1)
)
story.append(footer_contacts)
doc.build(story)
print("Ficha Oficial de Coeficientes de Forma gerada com sucesso!")
if __name__ == "__main__":
pdf_path = "/home/magdalena/eee/alunos/matheus-silva/Ficha_Coeficientes_de_Forma_Matheus_Silva.pdf"
build_pdf(pdf_path)