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using Gtk;
using Dino.Entities;
using Xmpp;
using Xmpp.Util;
namespace Dino.Ui {
public class AvatarImage : Misc {
public int height { get; set; default = 35; }
public int width { get; set; default = 35; }
public bool allow_gray { get; set; default = true; }
public StreamInteractor? stream_interactor { get; set; }
public AvatarManager? avatar_manager { owned get { return stream_interactor == null ? null : stream_interactor.get_module(AvatarManager.IDENTITY); } }
public MucManager? muc_manager { owned get { return stream_interactor == null ? null : stream_interactor.get_module(MucManager.IDENTITY); } }
public PresenceManager? presence_manager { owned get { return stream_interactor == null ? null : stream_interactor.get_module(PresenceManager.IDENTITY); } }
public ConnectionManager? connection_manager { owned get { return stream_interactor == null ? null : stream_interactor.connection_manager; } }
public Account account { get { return conversation.account; } }
private AvatarDrawer? drawer;
private Conversation conversation;
private Jid[] jids;
private Cairo.ImageSurface? cached_surface;
private static int8 use_image_surface = -1;
public AvatarImage() {
can_focus = false;
get_style_context().add_class("avatar");
}
public override void get_preferred_width(out int minimum_width, out int natural_width) {
minimum_width = width;
natural_width = width;
}
public override void get_preferred_height(out int minimum_height, out int natural_height) {
minimum_height = height;
natural_height = height;
}
public override bool draw(Cairo.Context ctx_in) {
if (drawer == null) return false;
Cairo.Context ctx = ctx_in;
int width = this.width, height = this.height, base_factor = 1;
if (use_image_surface == -1) {
// TODO: detect if we have to buffer in image surface
use_image_surface = 1;
}
if (use_image_surface == 1) {
ctx_in.scale(1f/scale_factor, 1f/scale_factor);
if (cached_surface != null) {
ctx_in.set_source_surface(cached_surface, 0, 0);
ctx_in.paint();
return true;
}
width *= scale_factor;
height *= scale_factor;
base_factor *= scale_factor;
cached_surface = new Cairo.ImageSurface(Cairo.Format.ARGB32, width, height);
ctx = new Cairo.Context(cached_surface);
}
drawer.size(height, width)
.scale(base_factor)
.font(get_pango_context().get_font_description().get_family())
.draw_on_context(ctx);
if (use_image_surface == 1) {
ctx_in.set_source_surface(ctx.get_target(), 0, 0);
ctx_in.paint();
}
return true;
}
public override void destroy() {
disconnect_stream_interactor();
}
private void disconnect_stream_interactor() {
if (stream_interactor != null) {
presence_manager.show_received.disconnect(on_show_received);
avatar_manager.received_avatar.disconnect(on_received_avatar);
stream_interactor.connection_manager.connection_state_changed.disconnect(on_connection_changed);
stream_interactor.get_module(RosterManager.IDENTITY).updated_roster_item.disconnect(on_roster_updated);
muc_manager.private_room_occupant_updated.disconnect(on_private_room_occupant_updated);
stream_interactor = null;
}
}
private void on_show_received(Show show, Jid jid, Account account) {
if (!account.equals(this.account)) return;
update_avatar_if_jid(jid);
}
private void on_received_avatar(Gdk.Pixbuf avatar, Jid jid, Account account) {
if (!account.equals(this.account)) return;
update_avatar_if_jid(jid);
}
private void update_avatar_if_jid(Jid jid) {
if (jid.equals_bare(this.conversation.counterpart)) {
update_avatar_async.begin();
return;
}
foreach (Jid ours in this.jids) {
if (jid.equals_bare(ours)) {
update_avatar_async.begin();
return;
}
}
}
private void on_connection_changed(Account account, ConnectionManager.ConnectionState state) {
if (!account.equals(this.account)) return;
update_avatar_async.begin();
}
private void on_roster_updated(Account account, Jid jid, Roster.Item roster_item) {
if (!account.equals(this.account)) return;
update_avatar_if_jid(jid);
}
private void on_private_room_occupant_updated(Account account, Jid room, Jid occupant) {
if (!account.equals(this.account)) return;
update_avatar_if_jid(room);
}
private bool is_self_online() {
if (connection_manager != null) {
return connection_manager.get_state(account) == ConnectionManager.ConnectionState.CONNECTED;
}
return false;
}
private bool is_counterpart_online() {
return presence_manager.get_full_jids(conversation.counterpart, account) != null;
}
public void set_conversation(StreamInteractor stream_interactor, Conversation conversation) {
set_avatar_async.begin(stream_interactor, conversation, new Jid[0]);
}
public void set_conversation_participant(StreamInteractor stream_interactor, Conversation conversation, Jid sub_jid) {
set_avatar_async.begin(stream_interactor, conversation, new Jid[] {sub_jid});
}
public void set_conversation_participants(StreamInteractor stream_interactor, Conversation conversation, Jid[] sub_jids) {
set_avatar_async.begin(stream_interactor, conversation, sub_jids);
}
private async void update_avatar_async() {
this.cached_surface = null;
this.drawer = yield Util.get_conversation_participants_avatar_drawer(stream_interactor, conversation, jids);
if (allow_gray && (!is_self_online() || !is_counterpart_online())) drawer.grayscale();
queue_draw();
}
private async void set_avatar_async(StreamInteractor stream_interactor, Conversation conversation, Jid[] jids) {
if (this.stream_interactor != null && stream_interactor != this.stream_interactor) {
disconnect_stream_interactor();
}
if (this.stream_interactor != stream_interactor) {
this.stream_interactor = stream_interactor;
presence_manager.show_received.connect(on_show_received);
stream_interactor.get_module(AvatarManager.IDENTITY).received_avatar.connect(on_received_avatar);
stream_interactor.connection_manager.connection_state_changed.connect(on_connection_changed);
stream_interactor.get_module(RosterManager.IDENTITY).updated_roster_item.connect(on_roster_updated);
muc_manager.private_room_occupant_updated.connect(on_private_room_occupant_updated);
}
this.cached_surface = null;
this.conversation = conversation;
this.jids = jids;
yield update_avatar_async();
}
public void set_text(string text, bool gray = true) {
disconnect_stream_interactor();
this.drawer = new AvatarDrawer().tile(null, text, null);
if (gray) drawer.grayscale();
queue_draw();
}
}
}
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