Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 Savoir-faire Linux Inc. |
| 3 | * Author: Nicolas Jager <nicolas.jager@savoirfairelinux.com> |
| 4 | * Author: Stepan Salenikovich <stepan.salenikovich@savoirfairelinux.com> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 3 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| 19 | */ |
| 20 | |
| 21 | #include "avatarmanipulation.h" |
| 22 | |
| 23 | /* LRC */ |
| 24 | #include <globalinstances.h> |
| 25 | #include <person.h> |
| 26 | #include <profile.h> |
| 27 | #include <profilemodel.h> |
| 28 | #include <video/configurationproxy.h> |
| 29 | #include <video/previewmanager.h> |
| 30 | #include <video/devicemodel.h> |
| 31 | |
| 32 | /* client */ |
| 33 | #include "native/pixbufmanipulator.h" |
| 34 | #include "video/video_widget.h" |
| 35 | |
| 36 | /* system */ |
| 37 | #include <glib/gi18n.h> |
aviau | 61b7118 | 2016-06-06 16:21:17 -0400 | [diff] [blame] | 38 | #include <cmath> |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 39 | |
| 40 | /* size of avatar */ |
| 41 | static constexpr int AVATAR_WIDTH = 100; /* px */ |
| 42 | static constexpr int AVATAR_HEIGHT = 100; /* px */ |
| 43 | |
| 44 | /* size of video widget */ |
| 45 | static constexpr int VIDEO_WIDTH = 300; /* px */ |
| 46 | static constexpr int VIDEO_HEIGHT = 200; /* px */ |
| 47 | |
| 48 | /* initial length of the selector */ |
| 49 | static constexpr int INITIAL_LENTGH = 100; /* px */ |
| 50 | |
| 51 | /* mouse interactions with selector */ |
| 52 | enum ActionOnSelector { |
| 53 | MOVE_SELECTOR, |
| 54 | PICK_SELECTOR |
| 55 | }; |
| 56 | |
| 57 | struct _AvatarManipulation |
| 58 | { |
| 59 | GtkBox parent; |
| 60 | }; |
| 61 | |
| 62 | struct _AvatarManipulationClass |
| 63 | { |
| 64 | GtkBoxClass parent_class; |
| 65 | }; |
| 66 | |
| 67 | typedef struct _AvatarManipulationPrivate AvatarManipulationPrivate; |
| 68 | |
| 69 | struct _AvatarManipulationPrivate |
| 70 | { |
| 71 | GtkWidget *stack_avatar_manipulation; |
| 72 | GtkWidget *video_widget; |
| 73 | GtkWidget *box_views_and_controls; |
| 74 | GtkWidget *box_controls; |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 75 | |
| 76 | GtkWidget *button_box_current; |
| 77 | GtkWidget *button_box_photo; |
| 78 | GtkWidget *button_box_edit; |
| 79 | |
| 80 | GtkWidget *button_start_camera; |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 81 | GtkWidget *button_choose_picture; |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 82 | GtkWidget *button_take_photo; |
| 83 | GtkWidget *button_return_photo; |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 84 | GtkWidget *button_set_avatar; |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 85 | GtkWidget *button_return_edit; |
| 86 | |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 87 | GtkWidget *selector_widget; |
| 88 | GtkWidget *stack_views; |
| 89 | GtkWidget *image_avatar; |
| 90 | GtkWidget *vbox_selector; |
| 91 | GdkPixbuf *pix_scaled; |
| 92 | |
| 93 | /* selector widget properties */ |
| 94 | cairo_surface_t * selector_widget_surface; |
| 95 | int origin[2]; /* top left coordinates of the selector */ |
| 96 | int relative_position[2]; /* this position refers the pointer to selector origin */ |
| 97 | int length; /* selector length */ |
| 98 | ActionOnSelector action_on_selector; |
| 99 | bool do_action; |
| 100 | GdkModifierType button_pressed; |
| 101 | |
| 102 | AvatarManipulationState state; |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 103 | AvatarManipulationState last_state; |
| 104 | |
| 105 | /* this is used to keep track of the state of the preview when the camera is used to take a |
| 106 | * photo; if a call is in progress, then the preview should already be started and we don't want |
| 107 | * to stop it when the settings are closed, in this case |
| 108 | */ |
| 109 | gboolean video_started_by_avatar_manipulation; |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 110 | }; |
| 111 | |
| 112 | G_DEFINE_TYPE_WITH_PRIVATE(AvatarManipulation, avatar_manipulation, GTK_TYPE_BOX); |
| 113 | |
| 114 | #define AVATAR_MANIPULATION_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), AVATAR_MANIPULATION_TYPE, \ |
| 115 | AvatarManipulationPrivate)) |
| 116 | |
| 117 | static void set_state(AvatarManipulation *self, AvatarManipulationState state); |
| 118 | |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 119 | static void start_camera(AvatarManipulation *self); |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 120 | static void take_a_photo(AvatarManipulation *self); |
| 121 | static void choose_picture(AvatarManipulation *self); |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 122 | static void return_to_previous_state(AvatarManipulation *self); |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 123 | static void update_preview_cb(GtkFileChooser *file_chooser, GtkWidget *preview); |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 124 | static void set_avatar(AvatarManipulation *self); |
| 125 | static void got_snapshot(AvatarManipulation *parent); |
| 126 | |
| 127 | /* area selected */ |
| 128 | static gboolean selector_widget_button_press_event(GtkWidget *widget, GdkEventButton *event, AvatarManipulation *self); |
| 129 | static gboolean selector_widget_button_release_event(GtkWidget *widget, GdkEventButton *event, AvatarManipulation *self); |
| 130 | static gboolean selector_widget_motion_notify_event(GtkWidget *widget, GdkEventMotion *event, AvatarManipulation *self); |
| 131 | static gboolean selector_widget_configure_event(GtkWidget *widget, GdkEventConfigure *event, AvatarManipulation *self); |
| 132 | static gboolean selector_widget_draw(GtkWidget *widget, cairo_t *cr, AvatarManipulation *self); |
| 133 | static void update_and_draw(gdouble x, gdouble y, AvatarManipulation *self); |
| 134 | static void rescale(gdouble x, gdouble y, AvatarManipulation *self); |
| 135 | |
| 136 | static void |
| 137 | avatar_manipulation_dispose(GObject *object) |
| 138 | { |
| 139 | AvatarManipulationPrivate *priv = AVATAR_MANIPULATION_GET_PRIVATE(object); |
| 140 | |
| 141 | /* make sure we stop the preview and the video widget */ |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 142 | if (priv->video_started_by_avatar_manipulation) |
| 143 | Video::PreviewManager::instance().stopPreview(); |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 144 | if (priv->video_widget) { |
| 145 | gtk_container_remove(GTK_CONTAINER(priv->stack_views), priv->video_widget); |
| 146 | priv->video_widget = NULL; |
| 147 | } |
| 148 | |
| 149 | G_OBJECT_CLASS(avatar_manipulation_parent_class)->dispose(object); |
| 150 | } |
| 151 | |
| 152 | static void |
| 153 | avatar_manipulation_finalize(GObject *object) |
| 154 | { |
| 155 | AvatarManipulationPrivate *priv = AVATAR_MANIPULATION_GET_PRIVATE(object); |
| 156 | |
| 157 | if (priv->selector_widget_surface) |
| 158 | cairo_surface_destroy(priv->selector_widget_surface); |
| 159 | |
| 160 | if (priv->pix_scaled) |
| 161 | g_object_unref(priv->pix_scaled); |
| 162 | |
| 163 | G_OBJECT_CLASS(avatar_manipulation_parent_class)->finalize(object); |
| 164 | } |
| 165 | |
| 166 | GtkWidget* |
| 167 | avatar_manipulation_new(void) |
| 168 | { |
| 169 | // a profile must exist |
| 170 | g_return_val_if_fail(ProfileModel::instance().selectedProfile(), NULL); |
| 171 | |
| 172 | return (GtkWidget *)g_object_new(AVATAR_MANIPULATION_TYPE, NULL); |
| 173 | } |
| 174 | |
| 175 | GtkWidget* |
| 176 | avatar_manipulation_new_from_wizard(void) |
| 177 | { |
| 178 | auto self = avatar_manipulation_new(); |
| 179 | |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 180 | /* in this mode, we want to automatically go to the PHOTO avatar state, unless one already exists */ |
| 181 | if (!ProfileModel::instance().selectedProfile()->person()->photo().isValid()) { |
| 182 | // check if there is a camera |
| 183 | if (Video::DeviceModel::instance().rowCount() > 0) |
| 184 | set_state(AVATAR_MANIPULATION(self), AVATAR_MANIPULATION_STATE_PHOTO); |
| 185 | } |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 186 | |
| 187 | return self; |
| 188 | } |
| 189 | |
| 190 | static void |
| 191 | avatar_manipulation_class_init(AvatarManipulationClass *klass) |
| 192 | { |
| 193 | G_OBJECT_CLASS(klass)->finalize = avatar_manipulation_finalize; |
| 194 | G_OBJECT_CLASS(klass)->dispose = avatar_manipulation_dispose; |
| 195 | |
| 196 | gtk_widget_class_set_template_from_resource(GTK_WIDGET_CLASS (klass), "/cx/ring/RingGnome/avatarmanipulation.ui"); |
| 197 | |
| 198 | gtk_widget_class_bind_template_child_private(GTK_WIDGET_CLASS (klass), AvatarManipulation, box_views_and_controls); |
| 199 | gtk_widget_class_bind_template_child_private(GTK_WIDGET_CLASS (klass), AvatarManipulation, box_controls); |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 200 | gtk_widget_class_bind_template_child_private(GTK_WIDGET_CLASS (klass), AvatarManipulation, button_start_camera); |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 201 | gtk_widget_class_bind_template_child_private(GTK_WIDGET_CLASS (klass), AvatarManipulation, button_choose_picture); |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 202 | gtk_widget_class_bind_template_child_private(GTK_WIDGET_CLASS (klass), AvatarManipulation, button_take_photo); |
| 203 | gtk_widget_class_bind_template_child_private(GTK_WIDGET_CLASS (klass), AvatarManipulation, button_return_photo); |
| 204 | gtk_widget_class_bind_template_child_private(GTK_WIDGET_CLASS (klass), AvatarManipulation, button_set_avatar); |
| 205 | gtk_widget_class_bind_template_child_private(GTK_WIDGET_CLASS (klass), AvatarManipulation, button_return_edit); |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 206 | gtk_widget_class_bind_template_child_private(GTK_WIDGET_CLASS (klass), AvatarManipulation, stack_views); |
| 207 | gtk_widget_class_bind_template_child_private(GTK_WIDGET_CLASS (klass), AvatarManipulation, image_avatar); |
| 208 | gtk_widget_class_bind_template_child_private(GTK_WIDGET_CLASS (klass), AvatarManipulation, vbox_selector); |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 209 | gtk_widget_class_bind_template_child_private(GTK_WIDGET_CLASS (klass), AvatarManipulation, button_box_current); |
| 210 | gtk_widget_class_bind_template_child_private(GTK_WIDGET_CLASS (klass), AvatarManipulation, button_box_photo); |
| 211 | gtk_widget_class_bind_template_child_private(GTK_WIDGET_CLASS (klass), AvatarManipulation, button_box_edit); |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 212 | } |
| 213 | |
| 214 | static void |
| 215 | avatar_manipulation_init(AvatarManipulation *self) |
| 216 | { |
| 217 | AvatarManipulationPrivate *priv = AVATAR_MANIPULATION_GET_PRIVATE(self); |
| 218 | gtk_widget_init_template(GTK_WIDGET(self)); |
| 219 | |
| 220 | /* selector widget */ |
| 221 | priv->selector_widget = gtk_drawing_area_new(); |
| 222 | gtk_box_pack_start(GTK_BOX(priv->vbox_selector), priv->selector_widget, FALSE, TRUE, 0); |
| 223 | |
| 224 | /* our desired size for the image area */ |
| 225 | gtk_widget_set_size_request(priv->stack_views, VIDEO_WIDTH, VIDEO_HEIGHT); |
| 226 | |
| 227 | /* Signals used to handle backing surface */ |
| 228 | g_signal_connect(priv->selector_widget, "draw", G_CALLBACK (selector_widget_draw), self); |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 229 | g_signal_connect(priv->selector_widget, "configure-event", G_CALLBACK (selector_widget_configure_event), self); |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 230 | /* Event signals */ |
| 231 | g_signal_connect(priv->selector_widget, "motion-notify-event", G_CALLBACK(selector_widget_motion_notify_event), self); |
| 232 | g_signal_connect(priv->selector_widget, "button-press-event", G_CALLBACK(selector_widget_button_press_event), self); |
| 233 | g_signal_connect(priv->selector_widget, "button-release-event", G_CALLBACK(selector_widget_button_release_event), self); |
| 234 | /* Ask to receive events the drawing area doesn't normally subscribe to */ |
| 235 | gtk_widget_set_events (priv->selector_widget, gtk_widget_get_events (priv->selector_widget) |
| 236 | | GDK_LEAVE_NOTIFY_MASK | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |
| 237 | | GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK); |
| 238 | |
| 239 | |
| 240 | /* signals */ |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 241 | g_signal_connect_swapped(priv->button_start_camera, "clicked", G_CALLBACK(start_camera), self); |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 242 | g_signal_connect_swapped(priv->button_choose_picture, "clicked", G_CALLBACK(choose_picture), self); |
| 243 | g_signal_connect_swapped(priv->button_take_photo, "clicked", G_CALLBACK(take_a_photo), self); |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 244 | g_signal_connect_swapped(priv->button_return_photo, "clicked", G_CALLBACK(return_to_previous_state), self); |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 245 | g_signal_connect_swapped(priv->button_set_avatar, "clicked", G_CALLBACK(set_avatar), self); |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 246 | g_signal_connect_swapped(priv->button_return_edit, "clicked", G_CALLBACK(return_to_previous_state), self); |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 247 | |
| 248 | set_state(self, AVATAR_MANIPULATION_STATE_CURRENT); |
| 249 | |
| 250 | gtk_widget_show_all(priv->stack_views); |
| 251 | } |
| 252 | |
| 253 | static void |
| 254 | set_state(AvatarManipulation *self, AvatarManipulationState state) |
| 255 | { |
| 256 | // note: this funciton does not check if the state transition is valid, this is assumed to have |
| 257 | // been done by the caller |
| 258 | AvatarManipulationPrivate *priv = AVATAR_MANIPULATION_GET_PRIVATE(self); |
| 259 | |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 260 | // save prev state |
| 261 | priv->last_state = priv->state; |
| 262 | |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 263 | switch (state) { |
| 264 | case AVATAR_MANIPULATION_STATE_CURRENT: |
| 265 | { |
| 266 | /* get the current or default profile avatar */ |
| 267 | auto photo = GlobalInstances::pixmapManipulator().contactPhoto( |
| 268 | ProfileModel::instance().selectedProfile()->person(), |
| 269 | QSize(AVATAR_WIDTH, AVATAR_HEIGHT), |
| 270 | false); |
| 271 | std::shared_ptr<GdkPixbuf> pixbuf_photo = photo.value<std::shared_ptr<GdkPixbuf>>(); |
| 272 | |
| 273 | if (photo.isValid()) { |
| 274 | gtk_image_set_from_pixbuf (GTK_IMAGE(priv->image_avatar), pixbuf_photo.get()); |
| 275 | } else { |
| 276 | g_warning("invlid pixbuf"); |
| 277 | } |
| 278 | |
| 279 | gtk_stack_set_visible_child_name(GTK_STACK(priv->stack_views), "page_avatar"); |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 280 | |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 281 | /* available actions: start camera (if available) or choose image */ |
| 282 | if (Video::DeviceModel::instance().rowCount() > 0) { |
| 283 | // TODO: update if a video device gets inserted while in this state |
| 284 | gtk_widget_set_visible(priv->button_start_camera, true); |
| 285 | } |
| 286 | gtk_widget_set_visible(priv->button_box_current, true); |
| 287 | gtk_widget_set_visible(priv->button_box_photo, false); |
| 288 | gtk_widget_set_visible(priv->button_box_edit, false); |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 289 | |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 290 | /* make sure video widget and camera is not running */ |
| 291 | if (priv->video_started_by_avatar_manipulation) |
| 292 | Video::PreviewManager::instance().stopPreview(); |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 293 | if (priv->video_widget) { |
| 294 | gtk_container_remove(GTK_CONTAINER(priv->stack_views), priv->video_widget); |
| 295 | priv->video_widget = NULL; |
| 296 | } |
| 297 | } |
| 298 | break; |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 299 | case AVATAR_MANIPULATION_STATE_PHOTO: |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 300 | { |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 301 | // start the video; if its not available we should not be in this state |
| 302 | priv->video_widget = video_widget_new(); |
| 303 | g_signal_connect_swapped(priv->video_widget, "snapshot-taken", G_CALLBACK (got_snapshot), self); |
| 304 | gtk_widget_set_vexpand_set(priv->video_widget, FALSE); |
| 305 | gtk_widget_set_hexpand_set(priv->video_widget, FALSE); |
| 306 | gtk_widget_set_visible(priv->video_widget, true); |
| 307 | gtk_stack_add_named(GTK_STACK(priv->stack_views), priv->video_widget, "page_photobooth"); |
| 308 | gtk_stack_set_visible_child_name(GTK_STACK(priv->stack_views), "page_photobooth"); |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 309 | |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 310 | |
| 311 | /* local renderer, but set as "remote" so that it takes up the whole screen */ |
| 312 | video_widget_push_new_renderer(VIDEO_WIDGET(priv->video_widget), |
| 313 | Video::PreviewManager::instance().previewRenderer(), |
| 314 | VIDEO_RENDERER_REMOTE); |
| 315 | |
| 316 | if (!Video::PreviewManager::instance().isPreviewing()) { |
| 317 | priv->video_started_by_avatar_manipulation = TRUE; |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 318 | Video::PreviewManager::instance().startPreview(); |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 319 | } else { |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 320 | priv->video_started_by_avatar_manipulation = FALSE; |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 321 | } |
| 322 | |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 323 | /* available actions: take snapshot, return*/ |
| 324 | gtk_widget_set_visible(priv->button_box_current, false); |
| 325 | gtk_widget_set_visible(priv->button_box_photo, true); |
| 326 | gtk_widget_set_visible(priv->button_box_edit, false); |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 327 | } |
| 328 | break; |
| 329 | case AVATAR_MANIPULATION_STATE_EDIT: |
| 330 | { |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 331 | /* make sure video widget and camera is not running */ |
| 332 | if (priv->video_started_by_avatar_manipulation) |
| 333 | Video::PreviewManager::instance().stopPreview(); |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 334 | if (priv->video_widget) { |
| 335 | gtk_container_remove(GTK_CONTAINER(priv->stack_views), priv->video_widget); |
| 336 | priv->video_widget = NULL; |
| 337 | } |
| 338 | |
| 339 | /* reset the selector */ |
| 340 | priv->origin[0] = 0; |
| 341 | priv->origin[1] = 0; |
| 342 | priv->length = INITIAL_LENTGH; |
| 343 | |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 344 | /* available actions: set avatar, return */ |
| 345 | gtk_widget_set_visible(priv->button_box_current, false); |
| 346 | gtk_widget_set_visible(priv->button_box_photo, false); |
| 347 | gtk_widget_set_visible(priv->button_box_edit, true); |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 348 | |
| 349 | gtk_stack_set_visible_child_name(GTK_STACK(priv->stack_views), "page_edit_view"); |
| 350 | } |
| 351 | break; |
| 352 | } |
| 353 | |
| 354 | priv->state = state; |
| 355 | } |
| 356 | |
| 357 | static void |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 358 | start_camera(AvatarManipulation *self) |
| 359 | { |
| 360 | set_state(self, AVATAR_MANIPULATION_STATE_PHOTO); |
| 361 | } |
| 362 | |
| 363 | static void |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 364 | take_a_photo(AvatarManipulation *self) |
| 365 | { |
| 366 | AvatarManipulationPrivate *priv = AVATAR_MANIPULATION_GET_PRIVATE(self); |
| 367 | video_widget_take_snapshot(VIDEO_WIDGET(priv->video_widget)); |
| 368 | } |
| 369 | |
| 370 | static void |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 371 | set_avatar(AvatarManipulation *self) |
| 372 | { |
| 373 | AvatarManipulationPrivate *priv = AVATAR_MANIPULATION_GET_PRIVATE(self); |
| 374 | |
| 375 | gchar* png_buffer_signed = nullptr; |
| 376 | gsize png_buffer_size; |
| 377 | GError* error = nullptr; |
| 378 | |
| 379 | /* get the selected zone */ |
| 380 | GdkPixbuf *selector_pixbuf = gdk_pixbuf_new_subpixbuf(priv->pix_scaled, priv->origin[0], priv->origin[1], |
| 381 | priv->length, priv->length); |
| 382 | |
| 383 | /* scale it */ |
| 384 | GdkPixbuf* pixbuf_frame_resized = gdk_pixbuf_scale_simple(selector_pixbuf, AVATAR_WIDTH, AVATAR_HEIGHT, |
| 385 | GDK_INTERP_HYPER); |
| 386 | |
| 387 | /* save the png in memory */ |
| 388 | gdk_pixbuf_save_to_buffer(pixbuf_frame_resized, &png_buffer_signed, &png_buffer_size, "png", &error, NULL); |
| 389 | if (!png_buffer_signed) { |
| 390 | g_warning("(set_avatar) failed to save pixbuffer to png: %s\n", error->message); |
| 391 | g_error_free(error); |
| 392 | return; |
| 393 | } |
| 394 | |
| 395 | /* convert buffer to QByteArray in base 64*/ |
| 396 | QByteArray png_q_byte_array = QByteArray::fromRawData(png_buffer_signed, png_buffer_size).toBase64(); |
| 397 | |
| 398 | /* save in profile */ |
| 399 | QVariant photo = GlobalInstances::pixmapManipulator().personPhoto(png_q_byte_array); |
| 400 | ProfileModel::instance().selectedProfile()->person()->setPhoto(photo); |
| 401 | ProfileModel::instance().selectedProfile()->save(); |
| 402 | |
| 403 | g_free(png_buffer_signed); |
| 404 | g_object_unref(selector_pixbuf); |
| 405 | g_object_unref(pixbuf_frame_resized); |
| 406 | |
| 407 | set_state(self, AVATAR_MANIPULATION_STATE_CURRENT); |
| 408 | } |
| 409 | |
| 410 | static void |
Stepan Salenikovich | ae92efd | 2016-07-28 18:51:27 -0400 | [diff] [blame] | 411 | return_to_previous_state(AvatarManipulation *self) |
| 412 | { |
| 413 | AvatarManipulationPrivate *priv = AVATAR_MANIPULATION_GET_PRIVATE(self); |
| 414 | set_state(self, priv->last_state); |
| 415 | } |
| 416 | |
| 417 | static void |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 418 | choose_picture(AvatarManipulation *self) |
| 419 | { |
| 420 | AvatarManipulationPrivate *priv = AVATAR_MANIPULATION_GET_PRIVATE(self); |
| 421 | GtkFileChooserAction action = GTK_FILE_CHOOSER_ACTION_OPEN; |
| 422 | GtkFileFilter *filter = gtk_file_filter_new (); |
| 423 | gint res; |
| 424 | |
| 425 | auto preview = gtk_image_new(); |
| 426 | |
| 427 | GtkWidget *ring_main_window = gtk_widget_get_toplevel(GTK_WIDGET(self)); |
| 428 | |
| 429 | auto dialog = gtk_file_chooser_dialog_new (_("Open Avatar Image"), |
| 430 | GTK_WINDOW(ring_main_window), |
| 431 | action, |
| 432 | _("_Cancel"), |
| 433 | GTK_RESPONSE_CANCEL, |
| 434 | _("_Open"), |
| 435 | GTK_RESPONSE_ACCEPT, |
| 436 | NULL); |
| 437 | |
| 438 | /* add filters */ |
| 439 | gtk_file_filter_add_pattern (filter,"*.png"); |
| 440 | gtk_file_filter_add_pattern (filter,"*.jpg"); |
| 441 | gtk_file_chooser_set_filter (GTK_FILE_CHOOSER(dialog),filter); |
| 442 | |
| 443 | /* add an image preview inside the file choose */ |
| 444 | gtk_file_chooser_set_preview_widget (GTK_FILE_CHOOSER(dialog), preview); |
| 445 | g_signal_connect (GTK_FILE_CHOOSER(dialog), "update-preview", G_CALLBACK (update_preview_cb), preview); |
| 446 | |
| 447 | /* start the file chooser */ |
| 448 | res = gtk_dialog_run (GTK_DIALOG(dialog)); /* blocks until the dialog is closed */ |
| 449 | |
| 450 | if (res == GTK_RESPONSE_ACCEPT) { |
| 451 | if(auto filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER (dialog))) { |
| 452 | GError* error = nullptr; /* initialising to null avoid trouble... */ |
| 453 | |
| 454 | if (priv->pix_scaled) { |
| 455 | g_object_unref(priv->pix_scaled); |
| 456 | priv->pix_scaled = nullptr; |
| 457 | } |
| 458 | priv->pix_scaled = gdk_pixbuf_new_from_file_at_size (filename, VIDEO_WIDTH, VIDEO_HEIGHT, &error); |
| 459 | |
| 460 | if (!error) { |
| 461 | set_state(self, AVATAR_MANIPULATION_STATE_EDIT); |
| 462 | } else { |
| 463 | g_warning("(choose_picture) failed to load pixbuf from file: %s", error->message); |
| 464 | g_error_free(error); |
| 465 | } |
| 466 | |
| 467 | g_free(filename); |
| 468 | } else { |
| 469 | g_warning("(choose_picture) filename empty"); |
| 470 | } |
| 471 | } |
| 472 | |
| 473 | gtk_widget_destroy(dialog); |
| 474 | } |
| 475 | |
| 476 | static void |
Nicolas Jager | b413b30 | 2016-05-06 11:41:32 -0400 | [diff] [blame] | 477 | update_preview_cb(GtkFileChooser *file_chooser, GtkWidget *preview) |
| 478 | { |
| 479 | gboolean have_preview = FALSE; |
| 480 | if (auto filename = gtk_file_chooser_get_preview_filename(file_chooser)) { |
| 481 | GError* error = nullptr; |
| 482 | auto pixbuf = gdk_pixbuf_new_from_file_at_size (filename, 128, 128, &error); |
| 483 | if (!error) { |
| 484 | gtk_image_set_from_pixbuf(GTK_IMAGE(preview), pixbuf); |
| 485 | g_object_unref(pixbuf); |
| 486 | have_preview = TRUE; |
| 487 | } else { |
| 488 | // nothing to do, the file is probably not a picture |
| 489 | } |
| 490 | g_free (filename); |
| 491 | } |
| 492 | gtk_file_chooser_set_preview_widget_active(file_chooser, have_preview); |
| 493 | } |
| 494 | |
| 495 | static gboolean |
| 496 | selector_widget_configure_event(G_GNUC_UNUSED GtkWidget *widget, |
| 497 | G_GNUC_UNUSED GdkEventConfigure *event, |
| 498 | AvatarManipulation *self) |
| 499 | { |
| 500 | AvatarManipulationPrivate *priv = AVATAR_MANIPULATION_GET_PRIVATE(self); |
| 501 | GtkAllocation allocation; |
| 502 | |
| 503 | gtk_widget_get_allocation (widget, &allocation); |
| 504 | if (priv->selector_widget_surface) { |
| 505 | cairo_surface_destroy(priv->selector_widget_surface); |
| 506 | priv->selector_widget_surface = nullptr; |
| 507 | } |
| 508 | |
| 509 | priv->selector_widget_surface = gdk_window_create_similar_surface (gtk_widget_get_window (widget), |
| 510 | CAIRO_CONTENT_COLOR, |
| 511 | allocation.width, |
| 512 | allocation.height); |
| 513 | |
| 514 | /* TRUE = do not propagate */ |
| 515 | return TRUE; |
| 516 | } |
| 517 | |
| 518 | static gboolean |
| 519 | selector_widget_draw(G_GNUC_UNUSED GtkWidget *widget, cairo_t *cr, AvatarManipulation *self) |
| 520 | { |
| 521 | AvatarManipulationPrivate *priv = AVATAR_MANIPULATION_GET_PRIVATE(self); |
| 522 | |
| 523 | if(!priv->pix_scaled) |
| 524 | return FALSE; |
| 525 | |
| 526 | int w = gdk_pixbuf_get_width(priv->pix_scaled); |
| 527 | int h = gdk_pixbuf_get_height(priv->pix_scaled); |
| 528 | gtk_widget_set_size_request(priv->selector_widget, w, h); |
| 529 | |
| 530 | /* add the snapshot/picture on it */ |
| 531 | gdk_cairo_set_source_pixbuf(cr, priv->pix_scaled, 0, 0); |
| 532 | cairo_paint(cr); |
| 533 | |
| 534 | /* dark around the selector : */ |
| 535 | cairo_set_source_rgba(cr, 0., 0., 0., 0.4); |
| 536 | cairo_set_line_width(cr, 2); |
| 537 | /* left */ |
| 538 | cairo_rectangle(cr, 0, 0, priv->origin[0], VIDEO_HEIGHT); |
| 539 | cairo_fill(cr); |
| 540 | /* right */ |
| 541 | cairo_rectangle(cr, priv->origin[0]+priv->length, 0, VIDEO_WIDTH, VIDEO_HEIGHT); |
| 542 | cairo_fill(cr); |
| 543 | /* up */ |
| 544 | cairo_rectangle(cr, priv->origin[0], 0, priv->length, priv->origin[1]); |
| 545 | cairo_fill(cr); |
| 546 | /* down */ |
| 547 | cairo_rectangle(cr, priv->origin[0], priv->origin[1]+priv->length, priv->length, VIDEO_HEIGHT); |
| 548 | cairo_fill(cr); |
| 549 | |
| 550 | /* black border around the selector */ |
| 551 | cairo_set_source_rgb(cr, 0., 0., 0.); |
| 552 | cairo_set_line_width(cr, 2); |
| 553 | cairo_rectangle(cr, priv->origin[0], priv->origin[1], priv->length, priv->length); |
| 554 | cairo_stroke(cr); |
| 555 | |
| 556 | /* white border around the selector */ |
| 557 | cairo_set_source_rgb(cr, 1., 1., 1.); |
| 558 | cairo_set_line_width(cr, 2); |
| 559 | cairo_rectangle(cr, priv->origin[0]+2, priv->origin[1]+2, priv->length-4, priv->length-4); |
| 560 | cairo_stroke(cr); |
| 561 | |
| 562 | /* crosshair */ |
| 563 | cairo_set_line_width(cr, 1); |
| 564 | double lg = (double)priv->length; |
| 565 | if(priv->do_action) { |
| 566 | /* horizontales */ |
| 567 | cairo_move_to(cr, priv->origin[0]+((int)(lg/3.0))+2, priv->origin[1]+2); |
| 568 | cairo_line_to(cr, priv->origin[0]+((int)(lg/3.0))+2, priv->origin[1]+priv->length-4); |
| 569 | cairo_move_to(cr, priv->origin[0]+((int)(2.0*lg/3.0))+2, priv->origin[1]+2); |
| 570 | cairo_line_to(cr, priv->origin[0]+((int)(2.0*lg/3.0))+2, priv->origin[1]+priv->length-4); |
| 571 | /* verticales */ |
| 572 | cairo_move_to(cr, priv->origin[0]+2, priv->origin[1]+((int)(lg/3.0))+2); |
| 573 | cairo_line_to(cr, priv->origin[0]+priv->length-4, priv->origin[1]+((int)(lg/3.0))+2); |
| 574 | cairo_move_to(cr, priv->origin[0]+2, priv->origin[1]+((int)(2.0*lg/3.0))+2); |
| 575 | cairo_line_to(cr, priv->origin[0]+priv->length-4, priv->origin[1]+((int)(2.0*lg/3.0))+2); |
| 576 | cairo_stroke(cr); |
| 577 | } |
| 578 | |
| 579 | return TRUE; |
| 580 | } |
| 581 | |
| 582 | static gboolean |
| 583 | selector_widget_motion_notify_event(G_GNUC_UNUSED GtkWidget *widget, GdkEventMotion *event, AvatarManipulation *self) |
| 584 | { |
| 585 | AvatarManipulationPrivate *priv = AVATAR_MANIPULATION_GET_PRIVATE(self); |
| 586 | |
| 587 | int x, y; |
| 588 | GdkModifierType state; |
| 589 | gdk_window_get_device_position (event->window, event->device, &x, &y, &state); |
| 590 | |
| 591 | if (priv->do_action && state == priv->button_pressed) { |
| 592 | switch (priv->action_on_selector) { |
| 593 | case MOVE_SELECTOR: |
| 594 | update_and_draw( x - priv->relative_position[0], y - priv->relative_position[1] , self ); |
| 595 | break; |
| 596 | case PICK_SELECTOR: |
| 597 | rescale( x, y , self ); |
| 598 | break; |
| 599 | } |
| 600 | } else { /* is the pointer just over the selector ? */ |
| 601 | if (x > priv->origin[0] && x < priv->origin[0] +priv->length |
| 602 | && y > priv->origin[1] && y < priv->origin[1] + priv->length) { |
| 603 | GdkWindow *window = gtk_widget_get_window( GTK_WIDGET(priv->selector_widget)); |
| 604 | GdkCursor *cursor = gdk_cursor_new_for_display(gdk_display_get_default(), GDK_FLEUR); |
| 605 | gdk_window_set_cursor(window, cursor); |
| 606 | priv->action_on_selector = MOVE_SELECTOR; |
| 607 | } else { |
| 608 | GdkWindow *window = gtk_widget_get_window(GTK_WIDGET(priv->selector_widget)); |
| 609 | GdkCursor *cursor = gdk_cursor_new_for_display(gdk_display_get_default(), GDK_CROSSHAIR); |
| 610 | gdk_window_set_cursor(window, cursor); |
| 611 | priv->action_on_selector = PICK_SELECTOR; |
| 612 | } |
| 613 | } |
| 614 | |
| 615 | return TRUE; |
| 616 | } |
| 617 | |
| 618 | static gboolean |
| 619 | selector_widget_button_press_event(G_GNUC_UNUSED GtkWidget *widget, GdkEventButton *event, AvatarManipulation *self) |
| 620 | { |
| 621 | AvatarManipulationPrivate *priv = AVATAR_MANIPULATION_GET_PRIVATE(self); |
| 622 | |
| 623 | int x, y; |
| 624 | GdkModifierType state; |
| 625 | gdk_window_get_device_position (event->window, event->device, &x, &y, &state); |
| 626 | |
| 627 | switch (priv->action_on_selector) { |
| 628 | case MOVE_SELECTOR: |
| 629 | priv->do_action = true; |
| 630 | priv->relative_position[0] = x - priv->origin[0]; |
| 631 | priv->relative_position[1] = y - priv->origin[1]; |
| 632 | break; |
| 633 | case PICK_SELECTOR: |
| 634 | priv->do_action = true; |
| 635 | priv->length = 0; |
| 636 | update_and_draw( x, y , self ); |
| 637 | break; |
| 638 | } |
| 639 | |
| 640 | priv->button_pressed = state; |
| 641 | |
| 642 | return TRUE; |
| 643 | } |
| 644 | |
| 645 | static gboolean |
| 646 | selector_widget_button_release_event(G_GNUC_UNUSED GtkWidget *widget, GdkEventButton *event, AvatarManipulation *self) |
| 647 | { |
| 648 | AvatarManipulationPrivate *priv = AVATAR_MANIPULATION_GET_PRIVATE(self); |
| 649 | |
| 650 | int x, y; |
| 651 | GdkModifierType state; |
| 652 | gdk_window_get_device_position (event->window, event->device, &x, &y, &state); |
| 653 | |
| 654 | if (priv->do_action) |
| 655 | switch ( priv->action_on_selector ) { |
| 656 | case MOVE_SELECTOR: |
| 657 | update_and_draw( x-priv->relative_position[0], y-priv->relative_position[1], self ); |
| 658 | break; |
| 659 | case PICK_SELECTOR: |
| 660 | update_and_draw( priv->origin[0], priv->origin[1], self ); |
| 661 | break; |
| 662 | } |
| 663 | |
| 664 | priv->do_action = false; |
| 665 | |
| 666 | return TRUE; |
| 667 | } |
| 668 | |
| 669 | static void |
| 670 | update_and_draw(gdouble x, gdouble y, AvatarManipulation *self) |
| 671 | { |
| 672 | AvatarManipulationPrivate *priv = AVATAR_MANIPULATION_GET_PRIVATE(self); |
| 673 | |
| 674 | GdkRectangle update_rect; |
| 675 | cairo_t *cr; |
| 676 | |
| 677 | if (!priv->pix_scaled) { |
| 678 | g_warning("(update_and_draw) pix_scaled is null"); |
| 679 | return; |
| 680 | } |
| 681 | auto width = gdk_pixbuf_get_width(priv->pix_scaled); |
| 682 | auto height = gdk_pixbuf_get_height(priv->pix_scaled); |
| 683 | |
| 684 | update_rect.x = ( ( x - priv->origin[0] < 0 ) ? x : priv->origin[0] ) - 30; |
| 685 | update_rect.y = ( ( y - priv->origin[1] < 0 ) ? y : priv->origin[1] ) - 30; |
| 686 | update_rect.width = width - update_rect.x; |
| 687 | update_rect.height = height - update_rect.y; |
| 688 | |
| 689 | if (x > width - priv->length) |
| 690 | priv->origin[0] = (x > width - priv->length) ? width - priv->length : x; |
| 691 | else |
| 692 | priv->origin[0] = (x > 0) ? x : 0; |
| 693 | |
| 694 | if (y > height - priv->length ) |
| 695 | priv->origin[1] = (y > height - priv->length ) ? height - priv->length : y; |
| 696 | else |
| 697 | priv->origin[1] = (y > 0) ? y : 0; |
| 698 | |
| 699 | /* cairo operations */ |
| 700 | cr = cairo_create(priv->selector_widget_surface); |
| 701 | gdk_cairo_rectangle(cr, &update_rect); |
| 702 | cairo_fill(cr); |
| 703 | cairo_destroy(cr); |
| 704 | |
| 705 | /* invalidate the affected region */ |
| 706 | gdk_window_invalidate_rect(gtk_widget_get_window (priv->selector_widget), &update_rect, FALSE); |
| 707 | } |
| 708 | |
| 709 | static void |
| 710 | rescale(gdouble x, gdouble y, AvatarManipulation *self) |
| 711 | { |
| 712 | AvatarManipulationPrivate *priv = AVATAR_MANIPULATION_GET_PRIVATE(self); |
| 713 | |
| 714 | GdkRectangle update_rect; |
| 715 | cairo_t *cr; |
| 716 | |
| 717 | if (!priv->pix_scaled) { |
| 718 | g_warning("(rescale) pix_scaled is null"); |
| 719 | return; |
| 720 | } |
| 721 | auto width = gdk_pixbuf_get_width(priv->pix_scaled); |
| 722 | auto height = gdk_pixbuf_get_height(priv->pix_scaled); |
| 723 | |
| 724 | update_rect.x = ( ( x - priv->origin[0] < 0 ) ? x : priv->origin[0] ) - 3; |
| 725 | update_rect.y = ( ( y - priv->origin[1] < 0 ) ? y : priv->origin[1] ) - 3; |
| 726 | update_rect.width = width - update_rect.x; |
| 727 | update_rect.height = height - update_rect.y; |
| 728 | |
| 729 | int old_length = priv->length; |
| 730 | priv->length = sqrt( (priv->origin[0] - x)*(priv->origin[0] - x) + (priv->origin[1] - y)*(priv->origin[1] - y) ); |
| 731 | |
| 732 | if (priv->length < 10) |
| 733 | priv->length = 10; |
| 734 | |
| 735 | if (priv->origin[0] + priv->length > width) |
| 736 | priv->length = old_length; |
| 737 | |
| 738 | if (priv->origin[1] + priv->length > height) |
| 739 | priv->length = old_length; |
| 740 | |
| 741 | /* cairo operations */ |
| 742 | cr = cairo_create(priv->selector_widget_surface); |
| 743 | |
| 744 | gdk_cairo_rectangle(cr, &update_rect); |
| 745 | cairo_fill(cr); |
| 746 | |
| 747 | cairo_destroy(cr); |
| 748 | |
| 749 | /* invalidate the affected region */ |
| 750 | gdk_window_invalidate_rect(gtk_widget_get_window (priv->selector_widget), &update_rect, FALSE); |
| 751 | } |
| 752 | |
| 753 | static void |
| 754 | got_snapshot(AvatarManipulation *self) |
| 755 | { |
| 756 | AvatarManipulationPrivate *priv = AVATAR_MANIPULATION_GET_PRIVATE(self); |
| 757 | GdkPixbuf* pix = video_widget_get_snapshot(VIDEO_WIDGET(priv->video_widget)); |
| 758 | |
| 759 | /* in this case we have to deal with the aspect ratio */ |
| 760 | float w = ((float)gdk_pixbuf_get_width(pix)); |
| 761 | float h = ((float)gdk_pixbuf_get_height(pix)); |
| 762 | const float ratio = h/w; |
| 763 | const float W = VIDEO_WIDTH; |
| 764 | const float H = VIDEO_HEIGHT; |
| 765 | |
| 766 | if (h > w) { |
| 767 | h = H; |
| 768 | w = h / ratio; |
| 769 | } else { |
| 770 | w = W; |
| 771 | h = w * ratio; |
| 772 | } |
| 773 | |
| 774 | if (priv->pix_scaled) { |
| 775 | g_object_unref(priv->pix_scaled); |
| 776 | priv->pix_scaled = nullptr; |
| 777 | } |
| 778 | priv->pix_scaled = gdk_pixbuf_scale_simple(pix, w, h, GDK_INTERP_HYPER); |
| 779 | |
| 780 | set_state(self, AVATAR_MANIPULATION_STATE_EDIT); |
| 781 | } |