reports.py 文件源码

def imprimir(self):
        y=300
        buffer = self.buffer
        izquierda = ParagraphStyle('parrafos',
                                   alignment = TA_LEFT,
                                   fontSize = 10,
                                   fontName="Times-Roman")
        doc = SimpleDocTemplate(buffer,
                                rightMargin=50,
                                leftMargin=50,
                                topMargin=20,
                                bottomMargin=50,
                                pagesize=self.pagesize)

        elements = [] 
        styles = getSampleStyleSheet()        
        elements.append(self.tabla_encabezado(styles))
        elements.append(Spacer(1, 0.25 * cm))
        elements.append(self.tabla_datos(styles))        
        elements.append(Spacer(1, 0.25 * cm))
        elements.append(self.tabla_detalle())
        elements.append(Spacer(1,0.25 * cm))
        elements.append(self.tabla_total())   
        elements.append(Spacer(1, 0.25 * cm))     
        elements.append(self.tabla_observaciones())
        elements.append(Spacer(1, 4 * cm))
        elements.append(self.tabla_firmas())        
        doc.build(elements, onFirstPage=self.pie_pagina, onLaterPages=self.pie_pagina)
        pdf = buffer.getvalue()
        buffer.close()
        return pdf