eric6/QScintilla/Exporters/ExporterPDF.py

Wed, 30 Dec 2020 11:00:44 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Wed, 30 Dec 2020 11:00:44 +0100
branch
maintenance
changeset 7924
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parent 7836
2f0d208b8137
child 7949
17c0a4ec3cf0
permissions
-rw-r--r--

Updated copyright for 2021.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2007 - 2021 Detlev Offenbach <detlev@die-offenbachs.de>
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4 #
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5
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6 """
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7 Module implementing an exporter for PDF.
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8 """
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9
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10 # This code is a port of the C++ code found in SciTE 1.74
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11 # Original code: Copyright 1998-2006 by Neil Hodgson <neilh@scintilla.org>
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12
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13 from PyQt5.QtGui import QFontInfo
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14 from PyQt5.Qsci import QsciScintilla
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15
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16 from E5Gui import E5MessageBox
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17 from E5Gui.E5OverrideCursor import E5OverrideCursor
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18
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19 from .ExporterBase import ExporterBase
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20
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21 import Preferences
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22
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23 PDF_FONT_DEFAULT = 1 # Helvetica
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24 PDF_FONTSIZE_DEFAULT = 10
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25 PDF_SPACING_DEFAULT = 1.2
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26 PDF_MARGIN_DEFAULT = 72 # 1.0"
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27 PDF_ENCODING = "WinAnsiEncoding"
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28
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29 PDFfontNames = [
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30 "Courier", "Courier-Bold", "Courier-Oblique", "Courier-BoldOblique",
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31 "Helvetica", "Helvetica-Bold", "Helvetica-Oblique",
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32 "Helvetica-BoldOblique", "Times-Roman", "Times-Bold", "Times-Italic",
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33 "Times-BoldItalic"
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34 ]
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35 PDFfontAscenders = [629, 718, 699]
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36 PDFfontDescenders = [157, 207, 217]
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37 PDFfontWidths = [600, 0, 0]
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38
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39 PDFpageSizes = {
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40 ## name : (height, width)
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41 "Letter": (792, 612),
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42 "A4": (842, 595),
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43 }
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44
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45
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46 class PDFStyle(object):
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47 """
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48 Simple class to store the values of a PDF style.
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49 """
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50 def __init__(self):
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51 """
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52 Constructor
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53 """
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54 self.fore = ""
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55 self.font = 0
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56
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57
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58 class PDFObjectTracker(object):
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59 """
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60 Class to conveniently handle the tracking of PDF objects so that the
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61 cross-reference table can be built (PDF1.4Ref(p39)).
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62
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63 All writes to the file are passed through a PDFObjectTracker object.
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64 """
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65 def __init__(self, file):
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66 """
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67 Constructor
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68
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69 @param file file object open for writing (file)
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70 """
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71 self.file = file
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72 self.offsetList = []
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73 self.index = 1
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74
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75 def write(self, objectData):
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76 """
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77 Public method to write the data to the file.
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78
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79 @param objectData data to be written (integer or string)
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80 """
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81 if isinstance(objectData, int):
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82 self.file.write("{0:d}".format(objectData))
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83 else:
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84 self.file.write(objectData)
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85
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86 def add(self, objectData):
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87 """
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88 Public method to add a new object.
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89
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90 @param objectData data to be added (integer or string)
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91 @return object number assigned to the supplied data (integer)
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92 """
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93 self.offsetList.append(self.file.tell())
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94 self.write(self.index)
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95 self.write(" 0 obj\n")
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96 self.write(objectData)
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97 self.write("endobj\n")
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98 ind = self.index
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99 self.index += 1
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100 return ind
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101
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102 def xref(self):
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103 """
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104 Public method to build the xref table.
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105
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106 @return file offset of the xref table (integer)
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107 """
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108 xrefStart = self.file.tell()
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109 self.write("xref\n0 ")
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110 self.write(self.index)
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111 # a xref entry *must* be 20 bytes long (PDF1.4Ref(p64))
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112 # so extra space added; also the first entry is special
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113 self.write("\n0000000000 65535 f \n")
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114 ind = 0
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115 while ind < len(self.offsetList):
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116 self.write("{0:010d} 00000 n \n".format(self.offsetList[ind]))
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117 ind += 1
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118 return xrefStart
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119
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120
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121 class PDFRender(object):
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122 """
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123 Class to manage line and page rendering.
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124
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125 Apart from startPDF, endPDF everything goes in via add() and nextLine()
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126 so that line formatting and pagination can be done properly.
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127 """
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128 def __init__(self):
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129 """
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130 Constructor
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131 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
132 self.pageStarted = False
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
133 self.firstLine = False
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
134 self.pageCount = 0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
135 self.pageData = ""
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
136 self.style = {}
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
137 self.segStyle = ""
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
138 self.segment = ""
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
139 self.pageMargins = {
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
140 "left": 72,
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
141 "right": 72,
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
142 "top": 72,
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
143 "bottom": 72,
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
144 }
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
145 self.fontSize = 0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
146 self.fontSet = 0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
147 self.leading = 0.0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
148 self.pageWidth = 0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
149 self.pageHeight = 0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
150 self.pageContentStart = 0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
151 self.xPos = 0.0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
152 self.yPos = 0.0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
153 self.justWhiteSpace = False
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
154 self.oT = None
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
155
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
156 def fontToPoints(self, thousandths):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
157 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
158 Public method to convert the font size to points.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
159
2965
d133c7edd88a Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
160 @param thousandths font size (integer)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
161 @return point size of the font (integer)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
162 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
163 return self.fontSize * thousandths / 1000.0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
164
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
165 def setStyle(self, style_):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
166 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
167 Public method to set a style.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
168
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
169 @param style_ style to be set (integer)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
170 @return the PDF string to set the given style (string)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
171 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
172 styleNext = style_
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
173 if style_ == -1:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
174 styleNext = self.styleCurrent
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
175
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
176 buf = ""
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
177 if styleNext != self.styleCurrent or style_ == -1:
7267
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
178 if (
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
179 (self.style[self.styleCurrent].font !=
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
180 self.style[styleNext].font) or
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
181 style_ == -1
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
182 ):
3011
18292228c724 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2965
diff changeset
183 buf += "/F{0:d} {1:d} Tf ".format(
18292228c724 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2965
diff changeset
184 self.style[styleNext].font + 1, self.fontSize)
7267
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
185 if (
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
186 (self.style[self.styleCurrent].fore !=
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
187 self.style[styleNext].fore) or
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
188 style_ == -1
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
189 ):
429
dcc623c99907 Did some more string format conversions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 25
diff changeset
190 buf += "{0}rg ".format(self.style[styleNext].fore)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
191 return buf
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
192
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
193 def startPDF(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
194 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
195 Public method to start the PDF document.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
196 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
197 if self.fontSize <= 0:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
198 self.fontSize = PDF_FONTSIZE_DEFAULT
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
199
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
200 # leading is the term for distance between lines
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
201 self.leading = self.fontSize * PDF_SPACING_DEFAULT
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
202
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
203 # sanity check for page size and margins
7267
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
204 pageWidthMin = (
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
205 int(self.leading) +
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
206 self.pageMargins["left"] +
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
207 self.pageMargins["right"]
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
208 )
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
209 if self.pageWidth < pageWidthMin:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
210 self.pageWidth = pageWidthMin
7267
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
211 pageHeightMin = (
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
212 int(self.leading) +
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
213 self.pageMargins["top"] +
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
214 self.pageMargins["bottom"]
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
215 )
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
216 if self.pageHeight < pageHeightMin:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
217 self.pageHeight = pageHeightMin
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
218
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
219 # start to write PDF file here (PDF1.4Ref(p63))
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
220 # ASCII>127 characters to indicate binary-possible stream
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
221 self.oT.write("%PDF-1.3\n%�쏢\n")
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
222 self.styleCurrent = QsciScintilla.STYLE_DEFAULT
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
223
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
224 # build objects for font resources; note that font objects are
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
225 # *expected* to start from index 1 since they are the first objects
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
226 # to be inserted (PDF1.4Ref(p317))
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
227 for i in range(4):
7267
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
228 buffer = (
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
229 "<</Type/Font/Subtype/Type1/Name/F{0:d}/BaseFont/{1}/"
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
230 "Encoding/{2}>>\n"
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
231 ).format(
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
232 i + 1, PDFfontNames[self.fontSet * 4 + i], PDF_ENCODING
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
233 )
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
234 self.oT.add(buffer)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
235
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
236 self.pageContentStart = self.oT.index
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
237
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
238 def endPDF(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
239 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
240 Public method to end the PDF document.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
241 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
242 if self.pageStarted:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
243 # flush buffers
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
244 self.endPage()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
245
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
246 # refer to all used or unused fonts for simplicity
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
247 resourceRef = self.oT.add(
3011
18292228c724 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2965
diff changeset
248 "<</ProcSet[/PDF/Text]\n/Font<</F1 1 0 R/F2 2 0 R/F3 3 0 R/"
18292228c724 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2965
diff changeset
249 "F4 4 0 R>> >>\n")
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
250
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
251 # create all the page objects (PDF1.4Ref(p88))
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
252 # forward reference pages object; calculate its object number
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
253 pageObjectStart = self.oT.index
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
254 pagesRef = pageObjectStart + self.pageCount
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
255 for i in range(self.pageCount):
7267
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
256 buffer = (
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
257 "<</Type/Page/Parent {0:d} 0 R\n"
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
258 "/MediaBox[ 0 0 {1:d} {2:d}]\n"
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
259 "/Contents {3:d} 0 R\n"
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
260 "/Resources {4:d} 0 R\n>>\n"
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
261 ).format(
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
262 pagesRef, self.pageWidth, self.pageHeight,
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
263 self.pageContentStart + i, resourceRef
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
264 )
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
265 self.oT.add(buffer)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
266
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
267 # create page tree object (PDF1.4Ref(p86))
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
268 self.pageData = "<</Type/Pages/Kids[\n"
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
269 for i in range(self.pageCount):
429
dcc623c99907 Did some more string format conversions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 25
diff changeset
270 self.pageData += "{0:d} 0 R\n".format(pageObjectStart + i)
dcc623c99907 Did some more string format conversions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 25
diff changeset
271 self.pageData += "]/Count {0:d}\n>>\n".format(self.pageCount)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
272 self.oT.add(self.pageData)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
273
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
274 # create catalog object (PDF1.4Ref(p83))
429
dcc623c99907 Did some more string format conversions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 25
diff changeset
275 buffer = "<</Type/Catalog/Pages {0:d} 0 R >>\n".format(pagesRef)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
276 catalogRef = self.oT.add(buffer)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
277
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
278 # append the cross reference table (PDF1.4Ref(p64))
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
279 xref = self.oT.xref()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
280
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
281 # end the file with the trailer (PDF1.4Ref(p67))
7267
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
282 buffer = (
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
283 "trailer\n<< /Size {0:d} /Root {1:d} 0 R\n>>\nstartxref\n{2:d}\n"
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
284 "%%EOF\n"
aedc309827c7 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7249
diff changeset
285 ).format(self.oT.index, catalogRef, xref)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
286 self.oT.write(buffer)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
287
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
288 def add(self, ch, style_):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
289 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
290 Public method to add a character to the page.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
291
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
292 @param ch character to add (string)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
293 @param style_ number of the style of the character (integer)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
294 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
295 if not self.pageStarted:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
296 self.startPage()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
297
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
298 # get glyph width (TODO future non-monospace handling)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
299 glyphWidth = self.fontToPoints(PDFfontWidths[self.fontSet])
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
300 self.xPos += glyphWidth
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
301
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
302 # if cannot fit into a line, flush, wrap to next line
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
303 if self.xPos > self.pageWidth - self.pageMargins["right"]:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
304 self.nextLine()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
305 self.xPos += glyphWidth
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
306
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
307 # if different style, then change to style
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
308 if style_ != self.styleCurrent:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
309 self.flushSegment()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
310 # output code (if needed) for new style
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
311 self.segStyle = self.setStyle(style_)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
312 self.stylePrev = self.styleCurrent
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
313 self.styleCurrent = style_
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
314
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
315 # escape these characters
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
316 if ch == ')' or ch == '(' or ch == '\\':
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
317 self.segment += '\\'
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
318 if ch != ' ':
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
319 self.justWhiteSpace = False
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
320 self.segment += ch # add to segment data
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
321
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
322 def flushSegment(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
323 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
324 Public method to flush a segment of data.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
325 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
326 if len(self.segment) > 0:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
327 if self.justWhiteSpace: # optimise
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
328 self.styleCurrent = self.stylePrev
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
329 else:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
330 self.pageData += self.segStyle
429
dcc623c99907 Did some more string format conversions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 25
diff changeset
331 self.pageData += "({0})Tj\n".format(self.segment)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
332 self.segment = ""
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
333 self.segStyle = ""
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
334 self.justWhiteSpace = True
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
335
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
336 def startPage(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
337 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
338 Public method to start a new page.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
339 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
340 self.pageStarted = True
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
341 self.firstLine = True
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
342 self.pageCount += 1
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
343 fontAscender = self.fontToPoints(PDFfontAscenders[self.fontSet])
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
344 self.yPos = self.pageHeight - self.pageMargins["top"] - fontAscender
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
345
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
346 # start a new page
429
dcc623c99907 Did some more string format conversions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 25
diff changeset
347 buffer = "BT 1 0 0 1 {0:d} {1:d} Tm\n".format(
dcc623c99907 Did some more string format conversions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 25
diff changeset
348 self.pageMargins["left"], int(self.yPos))
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
349
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
350 # force setting of initial font, colour
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
351 self.segStyle = self.setStyle(-1)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
352 buffer += self.segStyle
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
353 self.pageData = buffer
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
354 self.xPos = self.pageMargins["left"]
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
355 self.segment = ""
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
356 self.flushSegment()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
357
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
358 def endPage(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
359 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
360 Public method to end a page.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
361 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
362 self.pageStarted = False
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
363 self.flushSegment()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
364
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
365 # build actual text object; +3 is for "ET\n"
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
366 # PDF1.4Ref(p38) EOL marker preceding endstream not counted
429
dcc623c99907 Did some more string format conversions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 25
diff changeset
367 textObj = "<</Length {0:d}>>\nstream\n{1}ET\nendstream\n".format(
dcc623c99907 Did some more string format conversions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 25
diff changeset
368 len(self.pageData) - 1 + 3, self.pageData)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
369 self.oT.add(textObj)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
370
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
371 def nextLine(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
372 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
373 Public method to start a new line.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
374 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
375 if not self.pageStarted:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
376 self.startPage()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
377
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
378 self.xPos = self.pageMargins["left"]
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
379 self.flushSegment()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
380
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
381 # PDF follows cartesian coords, subtract -> down
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
382 self.yPos -= self.leading
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
383 fontDescender = self.fontToPoints(PDFfontDescenders[self.fontSet])
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
384 if self.yPos < self.pageMargins["bottom"] + fontDescender:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
385 self.endPage()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
386 self.startPage()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
387 return
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
388
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
389 if self.firstLine:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
390 # avoid breakage due to locale setting
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
391 f = int(self.leading * 10 + 0.5)
429
dcc623c99907 Did some more string format conversions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 25
diff changeset
392 buffer = "0 -{0:d}.{1:d} TD\n".format(f // 10, f % 10)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
393 self.firstLine = False
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
394 else:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
395 buffer = "T*\n"
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
396 self.pageData += buffer
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
397
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
398
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
399 class ExporterPDF(ExporterBase):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
400 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
401 Class implementing an exporter for PDF.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
402 """
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
403 def __init__(self, editor, parent=None):
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
404 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
405 Constructor
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
406
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
407 @param editor reference to the editor object (QScintilla.Editor.Editor)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
408 @param parent parent object of the exporter (QObject)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
409 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
410 ExporterBase.__init__(self, editor, parent)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
411
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
412 def __getPDFRGB(self, color):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
413 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
414 Private method to convert a color object to the correct PDF color.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
415
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
416 @param color color object to convert (QColor)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
417 @return PDF color description (string)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
418 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
419 pdfColor = ""
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
420 for component in [color.red(), color.green(), color.blue()]:
12
1d8dd9706f46 First commit after changing to Python 3.1.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 6
diff changeset
421 c = (component * 1000 + 127) // 255
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
422 if c == 0 or c == 1000:
429
dcc623c99907 Did some more string format conversions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 25
diff changeset
423 pdfColor += "{0:d} ".format(c // 1000)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
424 else:
429
dcc623c99907 Did some more string format conversions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 25
diff changeset
425 pdfColor += "0.{0:03d} ".format(c)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
426 return pdfColor
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
427
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
428 def exportSource(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
429 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
430 Public method performing the export.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
431 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
432 self.pr = PDFRender()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
433
3190
a9a94491c4fd Changed the code to use QObject.tr() instead of QObject.trUtf8().
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
434 filename = self._getFileName(self.tr("PDF Files (*.pdf)"))
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
435 if not filename:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
436 return
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
437
7771
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
438 self.editor.recolor(0, -1)
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
439 lex = self.editor.getLexer()
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
440
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
441 tabSize = self.editor.getEditorConfig("TabWidth")
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
442 if tabSize == 0:
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
443 tabSize = 4
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
444
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
445 # get magnification value to add to default screen font size
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
446 self.pr.fontSize = Preferences.getEditorExporter(
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
447 "PDF/Magnification")
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
448
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
449 # set font family according to face name
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
450 fontName = Preferences.getEditorExporter("PDF/Font")
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
451 self.pr.fontSet = PDF_FONT_DEFAULT
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
452 if fontName == "Courier":
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
453 self.pr.fontSet = 0
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
454 elif fontName == "Helvetica":
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
455 self.pr.fontSet = 1
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
456 elif fontName == "Times":
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
457 self.pr.fontSet = 2
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
458
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
459 # page size: height, width,
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
460 pageSize = Preferences.getEditorExporter("PDF/PageSize")
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
461 try:
7771
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
462 pageDimensions = PDFpageSizes[pageSize]
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
463 except KeyError:
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
464 pageDimensions = PDFpageSizes["A4"]
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
465 self.pr.pageHeight = pageDimensions[0]
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
466 self.pr.pageWidth = pageDimensions[1]
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
467
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
468 # page margins: left, right, top, bottom
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
469 # < 0 to use PDF default values
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
470 val = Preferences.getEditorExporter("PDF/MarginLeft")
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
471 if val < 0:
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
472 self.pr.pageMargins["left"] = PDF_MARGIN_DEFAULT
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
473 else:
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
474 self.pr.pageMargins["left"] = val
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
475 val = Preferences.getEditorExporter("PDF/MarginRight")
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
476 if val < 0:
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
477 self.pr.pageMargins["right"] = PDF_MARGIN_DEFAULT
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
478 else:
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
479 self.pr.pageMargins["right"] = val
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
480 val = Preferences.getEditorExporter("PDF/MarginTop")
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
481 if val < 0:
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
482 self.pr.pageMargins["top"] = PDF_MARGIN_DEFAULT
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
483 else:
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
484 self.pr.pageMargins["top"] = val
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
485 val = Preferences.getEditorExporter("PDF/MarginBottom")
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
486 if val < 0:
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
487 self.pr.pageMargins["bottom"] = PDF_MARGIN_DEFAULT
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
488 else:
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
489 self.pr.pageMargins["bottom"] = val
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
490
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
491 # collect all styles available for that 'language'
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
492 # or the default style if no language is available...
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
493 if lex:
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
494 istyle = 0
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
495 while istyle <= QsciScintilla.STYLE_MAX:
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
496 if (istyle <= QsciScintilla.STYLE_DEFAULT or
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
497 istyle > QsciScintilla.STYLE_LASTPREDEFINED):
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
498 if (
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
499 lex.description(istyle) or
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
500 istyle == QsciScintilla.STYLE_DEFAULT
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
501 ):
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
502 style = PDFStyle()
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
503
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
504 font = lex.font(istyle)
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
505 if font.italic():
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
506 style.font |= 2
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
507 if font.bold():
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
508 style.font |= 1
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
509
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
510 colour = lex.color(istyle)
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
511 style.fore = self.__getPDFRGB(colour)
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
512 self.pr.style[istyle] = style
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
513
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
514 # grab font size from default style
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
515 if istyle == QsciScintilla.STYLE_DEFAULT:
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
516 fontSize = QFontInfo(font).pointSize()
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
517 if fontSize > 0:
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
518 self.pr.fontSize += fontSize
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
519 else:
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
520 self.pr.fontSize = PDF_FONTSIZE_DEFAULT
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
521
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
522 istyle += 1
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
523 else:
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
524 style = PDFStyle()
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
525
7771
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
526 font = Preferences.getEditorOtherFonts("DefaultFont")
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
527 if font.italic():
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
528 style.font |= 2
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
529 if font.bold():
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
530 style.font |= 1
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
531
7771
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
532 colour = self.editor.color()
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
533 style.fore = self.__getPDFRGB(colour)
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
534 self.pr.style[0] = style
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
535 self.pr.style[QsciScintilla.STYLE_DEFAULT] = style
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
536
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
537 fontSize = QFontInfo(font).pointSize()
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
538 if fontSize > 0:
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
539 self.pr.fontSize += fontSize
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
540 else:
7771
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
541 self.pr.fontSize = PDF_FONTSIZE_DEFAULT
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
542
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
543 try:
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
544 with E5OverrideCursor():
25
5163e6f94ba5 Ported the exporters to Python3.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 13
diff changeset
545 # save file in win ansi using cp1250
7785
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
546 with open(filename, "w", encoding="cp1250",
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
547 errors="backslashreplace") as f:
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
548
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
549 # initialise PDF rendering
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
550 ot = PDFObjectTracker(f)
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
551 self.pr.oT = ot
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
552 self.pr.startPDF()
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
553
7785
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
554 # do here all the writing
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
555 lengthDoc = self.editor.length()
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
556
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
557 if lengthDoc == 0:
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
558 self.pr.nextLine() # enable zero length docs
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
559 else:
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
560 pos = 0
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
561 column = 0
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
562 utf8 = self.editor.isUtf8()
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
563 utf8Ch = b""
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
564 utf8Len = 0
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
565
7785
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
566 while pos < lengthDoc:
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
567 ch = self.editor.byteAt(pos)
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
568 style = self.editor.styleAt(pos)
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
569
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
570 if ch == b'\t':
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
571 # expand tabs
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
572 ts = tabSize - (column % tabSize)
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
573 column += ts
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
574 self.pr.add(' ' * ts, style)
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
575 elif ch == b'\r' or ch == b'\n':
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
576 if (
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
577 ch == b'\r' and
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
578 self.editor.byteAt(pos + 1) == b'\n'
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
579 ):
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
580 pos += 1
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
581 # close and begin a newline...
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
582 self.pr.nextLine()
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
583 column = 0
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
584 else:
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
585 # write the character normally...
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
586 if ord(ch) > 127 and utf8:
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
587 utf8Ch += ch
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
588 if utf8Len == 0:
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
589 if (utf8Ch[0] & 0xF0) == 0xF0:
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
590 utf8Len = 4
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
591 elif (utf8Ch[0] & 0xE0) == 0xE0:
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
592 utf8Len = 3
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
593 elif (utf8Ch[0] & 0xC0) == 0xC0:
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
594 utf8Len = 2
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
595 column -= 1
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
596 # will be incremented again later
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
597 elif len(utf8Ch) == utf8Len:
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
598 ch = utf8Ch.decode('utf8')
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
599 self.pr.add(ch, style)
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
600 utf8Ch = b""
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
601 utf8Len = 0
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
602 else:
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
603 column -= 1
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
604 # will be incremented again later
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
605 else:
7785
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
606 self.pr.add(ch.decode(), style)
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
607 column += 1
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
608
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
609 pos += 1
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
610
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
611 # write required stuff and close the PDF file
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
612 self.pr.endPDF()
7836
2f0d208b8137 Changed code to not use the OSError aliases (IOError, EnvironmentError, socket.error and select.error) anymore.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7785
diff changeset
613 except OSError as err:
7771
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
614 E5MessageBox.critical(
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
615 self.editor,
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
616 self.tr("Export source"),
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
617 self.tr(
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
618 """<p>The source could not be exported to"""
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
619 """ <b>{0}</b>.</p><p>Reason: {1}</p>""")
787a6b3f8c9f Optimized the use of Waiting Cursors by using a specialized context manager class.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
620 .format(filename, str(err)))

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