annotate base/XmlExportable.cpp @ 33:51e158b505da

* Rearrange spectrogram cacheing so that gain, normalization, instantaneous frequency calculations etc can be done from the cached data (increasing the size of the cache, but also the usability).
author Chris Cannam
date Thu, 23 Feb 2006 18:01:31 +0000
parents 149bb02a41ba
children 39ae3dee27b9
rev   line source
Chris@3 1 /* -*- c-basic-offset: 4 -*- vi:set ts=8 sts=4 sw=4: */
Chris@3 2
Chris@3 3 /*
Chris@3 4 A waveform viewer and audio annotation editor.
Chris@3 5 Chris Cannam, Queen Mary University of London, 2005-2006
Chris@3 6
Chris@3 7 This is experimental software. Not for distribution.
Chris@3 8 */
Chris@3 9
Chris@3 10 #include "XmlExportable.h"
Chris@4 11 #include <map>
Chris@3 12
Chris@3 13 QString
Chris@3 14 XmlExportable::encodeEntities(QString s)
Chris@3 15 {
Chris@3 16 s
Chris@3 17 .replace("&", "&amp;")
Chris@3 18 .replace("<", "&lt;")
Chris@3 19 .replace(">", "&gt;")
Chris@3 20 .replace("\"", "&quot;")
Chris@3 21 .replace("'", "&apos;");
Chris@3 22
Chris@3 23 return s;
Chris@3 24 }
Chris@3 25
Chris@3 26 QString
Chris@3 27 XmlExportable::encodeColour(QColor c)
Chris@3 28 {
Chris@3 29 QString r, g, b;
Chris@3 30
Chris@3 31 r.setNum(c.red(), 16);
Chris@3 32 if (c.red() < 16) r = "0" + r;
Chris@3 33
Chris@3 34 g.setNum(c.green(), 16);
Chris@3 35 if (c.green() < 16) g = "0" + g;
Chris@3 36
Chris@3 37 b.setNum(c.blue(), 16);
Chris@3 38 if (c.blue() < 16) b = "0" + b;
Chris@3 39
Chris@3 40 return "#" + r + g + b;
Chris@3 41 }
Chris@3 42
Chris@4 43 int
Chris@4 44 XmlExportable::getObjectExportId(const void * object)
Chris@4 45 {
Chris@4 46 static std::map<const void *, int> idMap;
Chris@4 47 static int maxId = 0;
Chris@4 48
Chris@4 49 if (idMap.find(object) == idMap.end()) {
Chris@4 50 idMap[object] = maxId++;
Chris@4 51 }
Chris@4 52
Chris@4 53 return idMap[object];
Chris@4 54 }
Chris@4 55
Chris@4 56