annotate changesetdetailitem.cpp @ 262:a7843b03b4cf easyhg_v0.3.1

Merge
author Chris Cannam
date Wed, 12 Jan 2011 15:54:08 +0000
parents 8fd71f570884
children
rev   line source
Chris@117 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@117 2
Chris@117 3 /*
Chris@117 4 EasyMercurial
Chris@117 5
Chris@117 6 Based on HgExplorer by Jari Korhonen
Chris@117 7 Copyright (c) 2010 Jari Korhonen
Chris@244 8 Copyright (c) 2011 Chris Cannam
Chris@244 9 Copyright (c) 2011 Queen Mary, University of London
Chris@117 10
Chris@117 11 This program is free software; you can redistribute it and/or
Chris@117 12 modify it under the terms of the GNU General Public License as
Chris@117 13 published by the Free Software Foundation; either version 2 of the
Chris@117 14 License, or (at your option) any later version. See the file
Chris@117 15 COPYING included with this distribution for more information.
Chris@117 16 */
Chris@117 17
Chris@117 18 #include "changesetdetailitem.h"
Chris@117 19 #include "changeset.h"
Chris@117 20 #include "textabbrev.h"
Chris@117 21 #include "colourset.h"
Chris@117 22 #include "debug.h"
Chris@118 23 #include "common.h"
Chris@117 24
Chris@118 25 #include <QTextDocument>
Chris@117 26 #include <QPainter>
Chris@117 27
Chris@117 28 ChangesetDetailItem::ChangesetDetailItem(Changeset *cs) :
Chris@118 29 m_changeset(cs), m_doc(0)
Chris@117 30 {
Chris@117 31 m_font = QFont();
Chris@117 32 m_font.setPixelSize(11);
Chris@117 33 m_font.setBold(false);
Chris@117 34 m_font.setItalic(false);
Chris@118 35
Chris@118 36 makeDocument();
Chris@118 37 }
Chris@118 38
Chris@118 39 ChangesetDetailItem::~ChangesetDetailItem()
Chris@118 40 {
Chris@118 41 delete m_doc;
Chris@117 42 }
Chris@117 43
Chris@117 44 QRectF
Chris@117 45 ChangesetDetailItem::boundingRect() const
Chris@117 46 {
Chris@118 47 int w = 350;
Chris@118 48 m_doc->setTextWidth(w);
Chris@124 49 return QRectF(-10, -10, w + 10, m_doc->size().height() + 10);
Chris@117 50 }
Chris@117 51
Chris@117 52 void
Chris@117 53 ChangesetDetailItem::paint(QPainter *paint,
Chris@117 54 const QStyleOptionGraphicsItem *option,
Chris@117 55 QWidget *w)
Chris@117 56 {
Chris@117 57 paint->save();
Chris@117 58
Chris@117 59 ColourSet *colourSet = ColourSet::instance();
Chris@117 60 QColor branchColour = colourSet->getColourFor(m_changeset->branch());
Chris@128 61 QColor userColour = colourSet->getColourFor(m_changeset->author());
Chris@117 62
Chris@117 63 QFont f(m_font);
Chris@117 64
Chris@117 65 QTransform t = paint->worldTransform();
Chris@117 66 float scale = std::min(t.m11(), t.m22());
Chris@117 67 if (scale > 1.0) {
Chris@117 68 int ps = int((f.pixelSize() / scale) + 0.5);
Chris@117 69 if (ps < 8) ps = 8;
Chris@117 70 f.setPixelSize(ps);
Chris@117 71 }
Chris@117 72
Chris@117 73 if (scale < 0.1) {
Chris@117 74 paint->setPen(QPen(branchColour, 0));
Chris@117 75 } else {
Chris@117 76 paint->setPen(QPen(branchColour, 2));
Chris@117 77 }
Chris@117 78
Chris@117 79 paint->setFont(f);
Chris@117 80 QFontMetrics fm(f);
Chris@117 81 int fh = fm.height();
Chris@117 82
Chris@117 83 int width = 350;
Chris@118 84 m_doc->setTextWidth(width);
Chris@118 85 int height = m_doc->size().height();
Chris@117 86
Chris@117 87 QRectF r(0.5, 0.5, width - 1, height - 1);
Chris@117 88 paint->setBrush(Qt::white);
Chris@117 89 paint->drawRect(r);
Chris@117 90
Chris@117 91 if (scale < 0.1) {
Chris@117 92 paint->restore();
Chris@117 93 return;
Chris@117 94 }
Chris@118 95
Chris@124 96 // little triangle connecting to its "owning" changeset item
Chris@124 97 paint->setBrush(branchColour);
Chris@124 98 QVector<QPointF> pts;
Chris@124 99 pts.push_back(QPointF(0, height/3 - 5));
Chris@124 100 pts.push_back(QPointF(0, height/3 + 5));
Chris@124 101 pts.push_back(QPointF(-10, height/3));
Chris@124 102 pts.push_back(QPointF(0, height/3 - 5));
Chris@124 103 paint->drawPolygon(QPolygonF(pts));
Chris@124 104
Chris@124 105 /*
Chris@118 106 paint->setBrush(branchColour);
Chris@118 107 QVector<QPointF> pts;
Chris@118 108 pts.push_back(QPointF(width/2 - 5, 0));
Chris@118 109 pts.push_back(QPointF(width/2 + 5, 0));
Chris@118 110 pts.push_back(QPointF(width/2, -10));
Chris@118 111 pts.push_back(QPointF(width/2 - 5, 0));
Chris@118 112 paint->drawPolygon(QPolygonF(pts));
Chris@124 113 */
Chris@118 114 m_doc->drawContents(paint, r);
Chris@118 115
Chris@117 116 paint->restore();
Chris@117 117 }
Chris@118 118
Chris@118 119 void
Chris@118 120 ChangesetDetailItem::makeDocument()
Chris@118 121 {
Chris@118 122 delete m_doc;
Chris@118 123 m_doc = new QTextDocument;
Chris@125 124 m_doc->setHtml(m_changeset->formatHtml());
Chris@118 125 }
Chris@118 126