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8 | ** $QT_BEGIN_LICENSE:GPL-EXCEPT$ |
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27 | ****************************************************************************/ |
28 | |
29 | #include "printout.h" |
30 | |
31 | #include <QPrinter> |
32 | #include <QFontMetrics> |
33 | |
34 | QT_BEGIN_NAMESPACE |
35 | |
36 | PrintOut::PrintOut(QPrinter *printer) |
37 | : pr(printer), nextRule(NoRule), page(0) |
38 | { |
39 | p.begin(pr); |
40 | QFont f(QLatin1String("Arial" )); |
41 | f8 = f; |
42 | f8.setPointSize(8); |
43 | f10 = f; |
44 | f10.setPointSize(10); |
45 | p.setFont(f10); |
46 | fmetrics = new QFontMetrics(p.fontMetrics()); |
47 | hmargin = 5 * printer->width() / printer->widthMM(); // 5 mm |
48 | vmargin = 5 * printer->height() / printer->heightMM(); // 5 mm |
49 | hsize = printer->width() - 2 * hmargin; |
50 | vsize = printer->height() - vmargin; |
51 | dateTime = QDateTime::currentDateTime(); |
52 | breakPage(init: true); // init vsize and draw first header |
53 | cp = Paragraph(QPoint(hmargin, voffset)); |
54 | } |
55 | |
56 | PrintOut::~PrintOut() |
57 | { |
58 | flushLine(); |
59 | delete fmetrics; |
60 | p.end(); |
61 | } |
62 | |
63 | void PrintOut::setRule(Rule rule) |
64 | { |
65 | if (nextRule < rule) |
66 | nextRule = rule; |
67 | } |
68 | |
69 | void PrintOut::setGuide(const QString &guide) |
70 | { |
71 | g = guide; |
72 | } |
73 | |
74 | void PrintOut::vskip() |
75 | { |
76 | if (!firstParagraph) |
77 | voffset += 14; |
78 | } |
79 | |
80 | void PrintOut::flushLine(bool /* mayBreak */) |
81 | { |
82 | if (voffset + cp.rect.height() > vsize) |
83 | breakPage(); |
84 | else if (!firstParagraph) |
85 | drawRule(rule: nextRule); |
86 | |
87 | for (int i = 0; i < cp.boxes.count(); ++i) { |
88 | Box b = cp.boxes[i]; |
89 | b.rect.translate(dx: 0, dy: voffset); |
90 | QRect r = b.rect; |
91 | p.setFont(b.font); |
92 | p.drawText(r, text: b.text, o: b.options); |
93 | } |
94 | voffset += cp.rect.height(); |
95 | |
96 | nextRule = NoRule; |
97 | cp = Paragraph(QPoint(hmargin, voffset)); |
98 | firstParagraph = false; |
99 | } |
100 | |
101 | void PrintOut::addBox(int percent, const QString &text, Style style, Qt::Alignment halign) |
102 | { |
103 | QTextOption options; |
104 | options.setAlignment(halign | Qt::AlignTop); |
105 | options.setWrapMode(QTextOption::WrapAtWordBoundaryOrAnywhere); |
106 | QFont f = f10; |
107 | if (style == Strong) |
108 | f.setBold(true); |
109 | else if (style == Emphasis) |
110 | f.setItalic(true); |
111 | int wd = hsize * percent / 100; |
112 | QRect r(cp.rect.x() + cp.rect.width(), 0, wd, vsize); |
113 | const int ht = static_cast<int>(p.boundingRect(rect: r, text, o: options).height()); |
114 | |
115 | Box b(r, text, f, options); |
116 | cp.boxes.append(t: b); |
117 | cp.rect.setSize(QSize(cp.rect.width() + wd, qMax(a: cp.rect.height(), b: ht))); |
118 | } |
119 | |
120 | // use init if initial vsize should be calculated (first breakPage call) |
121 | void PrintOut::breakPage(bool init) |
122 | { |
123 | static const int LeftAlign = Qt::AlignLeft | Qt::AlignTop; |
124 | static const int RightAlign = Qt::AlignRight | Qt::AlignTop; |
125 | QRect r1, r2; |
126 | int h1 = 0; |
127 | int h2 = 0; |
128 | |
129 | if (page > 0) |
130 | pr->newPage(); |
131 | |
132 | if (!init) |
133 | page++; |
134 | |
135 | voffset = 0; |
136 | |
137 | p.setFont(f10); |
138 | r1 = QRect(hmargin, voffset, 3 * hsize / 4, vsize); |
139 | r2 = QRect(r1.x() + r1.width(), voffset, hsize - r1.width(), vsize); |
140 | h1 = p.boundingRect(rect: r1, flags: LeftAlign, text: pr->docName()).height(); |
141 | if (!init) |
142 | p.drawText(r: r1, flags: LeftAlign, text: pr->docName()); |
143 | h2 = p.boundingRect(rect: r2, flags: RightAlign, text: QString::number(page)).height(); |
144 | if (!init) |
145 | p.drawText(r: r2, flags: RightAlign, text: QString::number(page)); |
146 | voffset += qMax(a: h1, b: h2 ); |
147 | |
148 | r1 = QRect(hmargin, voffset, hsize / 2, LeftAlign); |
149 | p.setFont(f8); |
150 | h1 = p.boundingRect(rect: r1, flags: LeftAlign, text: dateTime.toString()).height(); |
151 | if (!init) |
152 | p.drawText(r: r1, flags: LeftAlign, text: dateTime.toString()); |
153 | p.setFont(f10); |
154 | voffset += qMax(a: h1, b: h2); |
155 | |
156 | voffset += 4; |
157 | if (!init) |
158 | p.drawLine(p1: QPoint(hmargin, voffset), p2: QPoint(hmargin + hsize, voffset)); |
159 | voffset += 14; |
160 | |
161 | firstParagraph = true; |
162 | |
163 | if (init) { |
164 | vsize -= voffset; |
165 | breakPage(); // now draw it when the vsize is ok |
166 | } |
167 | |
168 | } |
169 | |
170 | void PrintOut::drawRule(Rule rule) |
171 | { |
172 | QPen pen; |
173 | |
174 | switch (rule) { |
175 | case NoRule: |
176 | voffset += 5; |
177 | break; |
178 | case ThinRule: |
179 | pen.setColor(QColor(192, 192, 192)); |
180 | pen.setStyle(Qt::DotLine); |
181 | pen.setWidth(0); |
182 | p.setPen(pen); |
183 | voffset += 5; |
184 | p.drawLine(p1: QPoint(hmargin, voffset), |
185 | p2: QPoint(hmargin + hsize, voffset)); |
186 | p.setPen(QPen()); |
187 | voffset += 2; |
188 | break; |
189 | case ThickRule: |
190 | voffset += 7; |
191 | p.drawLine(p1: QPoint(hmargin, voffset), |
192 | p2: QPoint(hmargin + hsize, voffset)); |
193 | voffset += 4; |
194 | } |
195 | } |
196 | |
197 | QT_END_NAMESPACE |
198 | |