文件操作 - font.js

文件: /usr/share/sushi/js/viewers/font.js

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/*
 * Copyright (C) 2011 Red Hat, Inc.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, see <http://www.gnu.org/licenses/>.
 *
 * The Sushi project hereby grant permission for non-gpl compatible GStreamer
 * plugins to be used and distributed together with GStreamer and Sushi. This
 * permission is above and beyond the permissions granted by the GPL license
 * Sushi is covered by.
 *
 * Authors: Cosimo Cecchi <cosimoc@redhat.com>
 *
 */

const MimeHandler = imports.ui.mimeHandler;
const Utils = imports.ui.utils;

const Lang = imports.lang;

const GtkClutter = imports.gi.GtkClutter;
const Gtk = imports.gi.Gtk;
const GLib = imports.gi.GLib;
const Sushi = imports.gi.Sushi;

const FontRenderer = new Lang.Class({
    Name: 'FontRenderer',

_init : function(args) {
        this.moveOnClick = true;
        this.canFullScreen = true;
    },

prepare : function(file, mainWindow, callback) {
        this._mainWindow = mainWindow;
        this._file = file;
        this._callback = callback;

this._fontWidget = new Sushi.FontWidget({ uri: file.get_uri() });
        this._fontWidget.show();
        this._fontWidget.connect('loaded',
                                 Lang.bind(this, this._onFontLoaded));

this._fontActor = new GtkClutter.Actor({ contents: this._fontWidget });
        Utils.alphaGtkWidget(this._fontActor.get_widget());
    },

_onFontLoaded : function() {
        this._callback();
    },

render : function() {
        return this._fontActor;
    },

getSizeForAllocation : function(allocation) {
        let size = [ this._fontWidget.get_preferred_size()[1].width,
                     this._fontWidget.get_preferred_size()[1].height ];

if (size[0] > allocation[0])
            size[0] = allocation[0];

if (size[1] > allocation[1])
            size[1] = allocation[1];

return size;
    }
});

let handler = new MimeHandler.MimeHandler();
let renderer = new FontRenderer();

let mimeTypes = [
    'application/x-font-ttf',
    'application/x-font-otf',
    'application/x-font-pcf',
    'application/x-font-type1'
];

handler.registerMimeTypes(mimeTypes, renderer);

文件操作 - font.js

文件: /usr/share/sushi/js/viewers/font.js

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