Exemplo n.º 1
0
class FontFamilyDialog(QDialog):
    def __init__(self, current_family, parent=None):
        QDialog.__init__(self, parent)
        self.setWindowTitle(_('Choose font family'))
        self.setWindowIcon(QIcon(I('font.png')))
        from calibre.utils.fonts.scanner import font_scanner
        self.font_scanner = font_scanner

        self.m = QStringListModel(self)
        self.build_font_list()
        self.l = l = QGridLayout()
        self.setLayout(l)
        self.view = FontsView(self)
        self.view.setModel(self.m)
        self.view.setCurrentIndex(self.m.index(0))
        if current_family:
            for i, val in enumerate(self.families):
                if icu_lower(val) == icu_lower(current_family):
                    self.view.setCurrentIndex(self.m.index(i))
                    break
        self.view.doubleClicked.connect(self.accept, type=Qt.QueuedConnection)
        self.view.changed.connect(self.current_changed,
                                  type=Qt.QueuedConnection)
        self.faces = Typefaces(self)
        self.bb = QDialogButtonBox(QDialogButtonBox.Ok
                                   | QDialogButtonBox.Cancel)
        self.bb.accepted.connect(self.accept)
        self.bb.rejected.connect(self.reject)
        self.add_fonts_button = afb = self.bb.addButton(
            _('Add &fonts'), self.bb.ActionRole)
        afb.setIcon(QIcon(I('plus.png')))
        afb.clicked.connect(self.add_fonts)
        self.ml = QLabel(_('Choose a font family from the list below:'))
        self.search = QLineEdit(self)
        self.search.setPlaceholderText(_('Search'))
        self.search.returnPressed.connect(self.find)
        self.nb = QToolButton(self)
        self.nb.setIcon(QIcon(I('arrow-down.png')))
        self.nb.setToolTip(_('Find Next'))
        self.pb = QToolButton(self)
        self.pb.setIcon(QIcon(I('arrow-up.png')))
        self.pb.setToolTip(_('Find Previous'))
        self.nb.clicked.connect(self.find_next)
        self.pb.clicked.connect(self.find_previous)

        l.addWidget(self.ml, 0, 0, 1, 4)
        l.addWidget(self.search, 1, 0, 1, 1)
        l.addWidget(self.nb, 1, 1, 1, 1)
        l.addWidget(self.pb, 1, 2, 1, 1)
        l.addWidget(self.view, 2, 0, 1, 3)
        l.addWidget(self.faces, 1, 3, 2, 1)
        l.addWidget(self.bb, 3, 0, 1, 4)
        l.setAlignment(self.faces, Qt.AlignTop)

        self.resize(800, 600)

    def set_current(self, i):
        self.view.setCurrentIndex(self.m.index(i))

    def keyPressEvent(self, e):
        if e.key() == Qt.Key_Return:
            return
        return QDialog.keyPressEvent(self, e)

    def find(self, backwards=False):
        i = self.view.currentIndex().row()
        if i < 0:
            i = 0
        q = icu_lower(unicode(self.search.text())).strip()
        if not q:
            return
        r = (xrange(i - 1, -1, -1) if backwards else xrange(
            i + 1, len(self.families)))
        for j in r:
            f = self.families[j]
            if q in icu_lower(f):
                self.set_current(j)
                return

    def find_next(self):
        self.find()

    def find_previous(self):
        self.find(backwards=True)

    def build_font_list(self):
        try:
            self.families = list(self.font_scanner.find_font_families())
        except:
            self.families = []
            print('WARNING: Could not load fonts')
            import traceback
            traceback.print_exc()
        self.families.insert(0, _('None'))
        self.m.setStringList(self.families)

    def add_fonts(self):
        from calibre.utils.fonts.metadata import FontMetadata
        files = choose_files(self,
                             'add fonts to calibre',
                             _('Select font files'),
                             filters=[(_('TrueType/OpenType Fonts'),
                                       ['ttf', 'otf'])],
                             all_files=False)
        if not files:
            return
        families = set()
        for f in files:
            try:
                with open(f, 'rb') as stream:
                    fm = FontMetadata(stream)
            except:
                import traceback
                error_dialog(
                    self,
                    _('Corrupt font'),
                    _('Failed to read metadata from the font file: %s') % f,
                    det_msg=traceback.format_exc(),
                    show=True)
                return
            families.add(fm.font_family)
        families = sorted(families)

        dest = os.path.join(config_dir, 'fonts')
        for f in files:
            shutil.copyfile(f, os.path.join(dest, os.path.basename(f)))
        self.font_scanner.do_scan()
        self.build_font_list()
        self.m.reset()
        self.view.setCurrentIndex(self.m.index(0))
        if families:
            for i, val in enumerate(self.families):
                if icu_lower(val) == icu_lower(families[0]):
                    self.view.setCurrentIndex(self.m.index(i))
                    break

        info_dialog(self,
                    _('Added fonts'),
                    _('Added font families: %s') % (', '.join(families)),
                    show=True)

    @property
    def font_family(self):
        idx = self.view.currentIndex().row()
        if idx == 0:
            return None
        return self.families[idx]

    def current_changed(self):
        fam = self.font_family
        self.faces.show_family(
            fam,
            self.font_scanner.fonts_for_family(fam) if fam else None)
Exemplo n.º 2
0
class FontFamilyDialog(QDialog):

    def __init__(self, current_family, parent=None):
        QDialog.__init__(self, parent)
        self.setWindowTitle(_('Choose font family'))
        self.setWindowIcon(QIcon(I('font.png')))
        from calibre.utils.fonts.scanner import font_scanner
        self.font_scanner = font_scanner

        self.m = QStringListModel(self)
        self.build_font_list()
        self.l = l = QGridLayout()
        self.setLayout(l)
        self.view = FontsView(self)
        self.view.setModel(self.m)
        self.view.setCurrentIndex(self.m.index(0))
        if current_family:
            for i, val in enumerate(self.families):
                if icu_lower(val) == icu_lower(current_family):
                    self.view.setCurrentIndex(self.m.index(i))
                    break
        self.view.doubleClicked.connect(self.accept, type=Qt.QueuedConnection)
        self.view.changed.connect(self.current_changed,
                type=Qt.QueuedConnection)
        self.faces = Typefaces(self)
        self.bb = QDialogButtonBox(QDialogButtonBox.Ok|QDialogButtonBox.Cancel)
        self.bb.accepted.connect(self.accept)
        self.bb.rejected.connect(self.reject)
        self.add_fonts_button = afb = self.bb.addButton(_('Add &fonts'),
                self.bb.ActionRole)
        afb.setIcon(QIcon(I('plus.png')))
        afb.clicked.connect(self.add_fonts)
        self.ml = QLabel(_('Choose a font family from the list below:'))
        self.search = QLineEdit(self)
        self.search.setPlaceholderText(_('Search'))
        self.search.returnPressed.connect(self.find)
        self.nb = QToolButton(self)
        self.nb.setIcon(QIcon(I('arrow-down.png')))
        self.nb.setToolTip(_('Find Next'))
        self.pb = QToolButton(self)
        self.pb.setIcon(QIcon(I('arrow-up.png')))
        self.pb.setToolTip(_('Find Previous'))
        self.nb.clicked.connect(self.find_next)
        self.pb.clicked.connect(self.find_previous)

        l.addWidget(self.ml, 0, 0, 1, 4)
        l.addWidget(self.search, 1, 0, 1, 1)
        l.addWidget(self.nb, 1, 1, 1, 1)
        l.addWidget(self.pb, 1, 2, 1, 1)
        l.addWidget(self.view, 2, 0, 1, 3)
        l.addWidget(self.faces, 1, 3, 2, 1)
        l.addWidget(self.bb, 3, 0, 1, 4)
        l.setAlignment(self.faces, Qt.AlignTop)

        self.resize(800, 600)

    def set_current(self, i):
        self.view.setCurrentIndex(self.m.index(i))

    def keyPressEvent(self, e):
        if e.key() == Qt.Key_Return:
            return
        return QDialog.keyPressEvent(self, e)

    def find(self, backwards=False):
        i = self.view.currentIndex().row()
        if i < 0: i = 0
        q = icu_lower(unicode(self.search.text())).strip()
        if not q: return
        r = (xrange(i-1, -1, -1) if backwards else xrange(i+1,
            len(self.families)))
        for j in r:
            f = self.families[j]
            if q in icu_lower(f):
                self.set_current(j)
                return

    def find_next(self):
        self.find()

    def find_previous(self):
        self.find(backwards=True)

    def build_font_list(self):
        try:
            self.families = list(self.font_scanner.find_font_families())
        except:
            self.families = []
            print ('WARNING: Could not load fonts')
            import traceback
            traceback.print_exc()
        self.families.insert(0, _('None'))
        self.m.setStringList(self.families)

    def add_fonts(self):
        from calibre.utils.fonts.metadata import FontMetadata
        files = choose_files(self, 'add fonts to calibre',
                _('Select font files'), filters=[(_('TrueType/OpenType Fonts'),
                    ['ttf', 'otf'])], all_files=False)
        if not files: return
        families = set()
        for f in files:
            try:
                with open(f, 'rb') as stream:
                    fm = FontMetadata(stream)
            except:
                import traceback
                error_dialog(self, _('Corrupt font'),
                        _('Failed to read metadata from the font file: %s')%
                        f, det_msg=traceback.format_exc(), show=True)
                return
            families.add(fm.font_family)
        families = sorted(families)

        dest = os.path.join(config_dir, 'fonts')
        for f in files:
            shutil.copyfile(f, os.path.join(dest, os.path.basename(f)))
        self.font_scanner.do_scan()
        self.build_font_list()
        self.m.reset()
        self.view.setCurrentIndex(self.m.index(0))
        if families:
            for i, val in enumerate(self.families):
                if icu_lower(val) == icu_lower(families[0]):
                    self.view.setCurrentIndex(self.m.index(i))
                    break

        info_dialog(self, _('Added fonts'),
                _('Added font families: %s')%(
                    ', '.join(families)), show=True)

    @property
    def font_family(self):
        idx = self.view.currentIndex().row()
        if idx == 0: return None
        return self.families[idx]

    def current_changed(self):
        fam = self.font_family
        self.faces.show_family(fam, self.font_scanner.fonts_for_family(fam)
                if fam else None)