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62 lines
1.5 KiB
C++
62 lines
1.5 KiB
C++
#include "viconutils.h"
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#include <QRegExp>
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#include <QByteArray>
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#include <QPixmap>
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#include <QFileInfo>
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#include "vutils.h"
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QHash<QString, QIcon> VIconUtils::m_cache;
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VIconUtils::VIconUtils()
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{
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}
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QIcon VIconUtils::icon(const QString &p_file, const QString &p_fg, bool p_addDisabled)
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{
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const QString key = cacheKey(p_file, p_fg, p_addDisabled);
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auto it = m_cache.find(key);
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if (it != m_cache.end()) {
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return it.value();
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}
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QFileInfo fi(p_file);
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bool isSvg = fi.suffix().toLower() == "svg";
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if (p_fg.isEmpty() || !isSvg) {
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return QIcon(p_file);
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}
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QString content = VUtils::readFileFromDisk(p_file);
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Q_ASSERT(!content.isEmpty());
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// Must have a # to avoid fill="none".
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QRegExp reg("(\\s|\")(fill|stroke)(:|(=\"))#[^#\"\\s]+");
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if (content.indexOf(reg) == -1) {
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return QIcon(p_file);
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}
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content.replace(reg, QString("\\1\\2\\3%1").arg(p_fg));
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QByteArray data = content.toLocal8Bit();
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QPixmap pixmap;
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pixmap.loadFromData(data, "svg");
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// Disabled.
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QPixmap disabledPixmap;
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if (p_addDisabled) {
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content.replace(reg, QString("\\1\\2\\3%1").arg(g_palette->color("icon_disabled_fg")));
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data = content.toLocal8Bit();
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disabledPixmap.loadFromData(data, "svg");
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}
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QIcon icon;
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icon.addPixmap(pixmap, QIcon::Normal);
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if (p_addDisabled) {
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icon.addPixmap(disabledPixmap, QIcon::Disabled);
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}
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// Add to cache.
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m_cache.insert(key, icon);
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return icon;
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}
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