diff options
Diffstat (limited to '.pc')
| -rw-r--r-- | .pc/.version | 1 | ||||
| -rw-r--r-- | .pc/applied-patches | 1 | ||||
| -rw-r--r-- | .pc/fix-864405.patch/src/transport-widget.c | 1874 |
3 files changed, 1876 insertions, 0 deletions
diff --git a/.pc/.version b/.pc/.version new file mode 100644 index 0000000..0cfbf08 --- /dev/null +++ b/.pc/.version @@ -0,0 +1 @@ +2 diff --git a/.pc/applied-patches b/.pc/applied-patches new file mode 100644 index 0000000..911625a --- /dev/null +++ b/.pc/applied-patches @@ -0,0 +1 @@ +fix-864405.patch diff --git a/.pc/fix-864405.patch/src/transport-widget.c b/.pc/fix-864405.patch/src/transport-widget.c new file mode 100644 index 0000000..c535e00 --- /dev/null +++ b/.pc/fix-864405.patch/src/transport-widget.c @@ -0,0 +1,1874 @@ +/* +Copyright 2010 Canonical Ltd. + +Authors: + Conor Curran <conor.curran@canonical.com> + Mirco Müller <mirco.mueller@canonical.com> + Andrea Cimitan <andrea.cimitan@canonical.com> + +This program is free software: you can redistribute it and/or modify it +under the terms of the GNU General Public License version 3, as published +by the Free Software Foundation. + +This program is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranties of +MERCHANTABILITY, SATISFACTORY QUALITY, 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/>. + +Uses code from ctk +*/ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <math.h> +#include "transport-widget.h" + + +#define RECT_WIDTH 130.0f +#define Y 7.0f +#define X 70.0f +#define INNER_RADIUS 12.5 +#define MIDDLE_RADIUS 13.0f +#define OUTER_RADIUS 14.5f +#define CIRCLE_RADIUS 21.0f +#define PREV_WIDTH 25.0f +#define PREV_HEIGHT 17.0f +#define NEXT_WIDTH 25.0f //PREV_WIDTH +#define NEXT_HEIGHT 17.0f //PREV_HEIGHT +#define TRI_WIDTH 11.0f +#define TRI_HEIGHT 13.0f +#define TRI_OFFSET 6.0f +#define PREV_X 68.0f +#define PREV_Y 13.0f +#define NEXT_X 146.0f +#define NEXT_Y 13.0f //prev_y +#define PAUSE_WIDTH 21.0f +#define PAUSE_HEIGHT 27.0f +#define BAR_WIDTH 4.5f +#define BAR_HEIGHT 24.0f +#define BAR_OFFSET 10.0f +#define PAUSE_X 111.0f +#define PAUSE_Y 7.0f +#define PLAY_WIDTH 28.0f +#define PLAY_HEIGHT 29.0f +#define PLAY_PADDING 5.0f +#define INNER_START_SHADE 0.98 +#define INNER_END_SHADE 0.98 +#define MIDDLE_START_SHADE 1.0 +#define MIDDLE_END_SHADE 1.0 +#define OUTER_START_SHADE 0.75 +#define OUTER_END_SHADE 1.3 +#define SHADOW_BUTTON_SHADE 0.8 +#define OUTER_PLAY_START_SHADE 0.7 +#define OUTER_PLAY_END_SHADE 1.38 +#define BUTTON_START_SHADE 1.1 +#define BUTTON_END_SHADE 0.9 +#define BUTTON_SHADOW_SHADE 0.8 +#define INNER_COMPRESSED_START_SHADE 1.0 +#define INNER_COMPRESSED_END_SHADE 1.0 + +typedef struct _TransportWidgetPrivate TransportWidgetPrivate; + +struct _TransportWidgetPrivate +{ + TransportAction current_command; + TransportAction key_event; + TransportAction motion_event; + TransportState current_state; + GHashTable* command_coordinates; + DbusmenuMenuitem* twin_item; + gboolean has_focus; + gint hold_timer; + gint skip_frequency; +}; + +#if GTK_CHECK_VERSION(3, 0, 0) +static GList *transport_widget_list = NULL; +static GtkStyleContext *spinner_style_context = NULL; +static GtkWidgetPath *spinner_widget_path = NULL; +#endif + +// TODO refactor the UI handlers, consolidate functionality between key press /release +// and button press / release. +#define TRANSPORT_WIDGET_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), TRANSPORT_WIDGET_TYPE, TransportWidgetPrivate)) + +/* Gobject boiler plate */ +static void transport_widget_class_init (TransportWidgetClass *klass); +static void transport_widget_init (TransportWidget *self); +static void transport_widget_dispose (GObject *object); +static void transport_widget_finalize (GObject *object); +G_DEFINE_TYPE (TransportWidget, transport_widget, GTK_TYPE_MENU_ITEM); + +/* essentials */ +static void transport_widget_set_twin_item ( TransportWidget* self, + DbusmenuMenuitem* twin_item); +#if ! GTK_CHECK_VERSION(3, 0, 0) +static gboolean transport_widget_expose ( GtkWidget *button, GdkEventExpose *event); +#endif +static gboolean draw (GtkWidget* button, cairo_t *cr); + +/* UI and dbusmenu callbacks */ +static gboolean transport_widget_button_press_event (GtkWidget *menuitem, + GdkEventButton *event); +static gboolean transport_widget_button_release_event (GtkWidget *menuitem, + GdkEventButton *event); +static gboolean transport_widget_motion_notify_event (GtkWidget *menuitem, + GdkEventMotion *event); +static gboolean transport_widget_leave_notify_event (GtkWidget *menuitem, + GdkEventCrossing *event); +static void transport_widget_property_update ( DbusmenuMenuitem* item, + gchar * property, + GVariant * value, + gpointer userdata ); +static void transport_widget_menu_hidden ( GtkWidget *menu, + TransportWidget *transport); +static void transport_widget_notify ( GObject *item, + GParamSpec *pspec, + gpointer user_data ); +static TransportAction transport_widget_determine_button_event ( TransportWidget* button, + GdkEventButton* event); +static TransportAction transport_widget_determine_motion_event ( TransportWidget* button, + GdkEventMotion* event); +static void transport_widget_react_to_button_release ( TransportWidget* button, + TransportAction command); +static void transport_widget_toggle_play_pause ( TransportWidget* button, + TransportState update); +static void transport_widget_select (GtkWidget* menu, gpointer Userdata); +static void transport_widget_deselect (GtkWidget* menu, gpointer Userdata); +static TransportAction transport_widget_collision_detection (gint x, gint y); +static void transport_widget_start_timing (TransportWidget* widget); +static gboolean transport_widget_trigger_seek (gpointer userdata); +static gboolean transport_widget_seek (gpointer userdata); + + +/// Init functions ////////////////////////////////////////////////////////// +static void +transport_widget_class_init (TransportWidgetClass *klass) +{ + GObjectClass *gobject_class = G_OBJECT_CLASS (klass); + GtkWidgetClass* widget_class = GTK_WIDGET_CLASS (klass); + + g_type_class_add_private (klass, sizeof (TransportWidgetPrivate)); + + widget_class->button_press_event = transport_widget_button_press_event; + widget_class->button_release_event = transport_widget_button_release_event; + widget_class->motion_notify_event = transport_widget_motion_notify_event; + widget_class->leave_notify_event = transport_widget_leave_notify_event; +#if GTK_CHECK_VERSION(3, 0, 0) + widget_class->draw = draw; +#else + widget_class->expose_event = transport_widget_expose; +#endif + + gobject_class->dispose = transport_widget_dispose; + gobject_class->finalize = transport_widget_finalize; +} + +static void +transport_widget_init (TransportWidget *self) +{ + TransportWidgetPrivate* priv = TRANSPORT_WIDGET_GET_PRIVATE(self); + #if GTK_CHECK_VERSION(3, 0, 0) + if (transport_widget_list == NULL){ + /* append the object to the static linked list. */ + transport_widget_list = g_list_append (transport_widget_list, self); + + /* create widget path */ + spinner_widget_path = gtk_widget_path_new(); + + gtk_widget_path_append_type (spinner_widget_path, GTK_TYPE_MENU); + gtk_widget_path_append_type (spinner_widget_path, GTK_TYPE_MENU_ITEM); + gint pos = gtk_widget_path_append_type (spinner_widget_path, GTK_TYPE_SPINNER); + gtk_widget_path_iter_set_name (spinner_widget_path, pos, "IndicatorSoundSpinner"); + + /* create style context and append path */ + spinner_style_context = gtk_style_context_new(); + + gtk_style_context_set_path (spinner_style_context, spinner_widget_path); + gtk_style_context_add_class (spinner_style_context, GTK_STYLE_CLASS_MENU); + gtk_style_context_add_class (spinner_style_context, GTK_STYLE_CLASS_MENUITEM); + gtk_style_context_add_class (spinner_style_context, GTK_STYLE_CLASS_SPINNER); + } + #endif + priv->current_command = TRANSPORT_ACTION_NO_ACTION; + priv->current_state = TRANSPORT_STATE_PAUSED; + priv->key_event = TRANSPORT_ACTION_NO_ACTION; + priv->motion_event = TRANSPORT_ACTION_NO_ACTION; + priv->has_focus = FALSE; + priv->hold_timer = 0; + priv->skip_frequency = 0; + priv->command_coordinates = g_hash_table_new_full(g_direct_hash, + g_direct_equal, + NULL, + (GDestroyNotify)g_list_free); + GList* previous_list = NULL; + previous_list = g_list_insert(previous_list, GINT_TO_POINTER(15), 0); + previous_list = g_list_insert(previous_list, GINT_TO_POINTER(5), 1); + previous_list = g_list_insert(previous_list, GINT_TO_POINTER(60), 2); + previous_list = g_list_insert(previous_list, GINT_TO_POINTER(34), 3); + g_hash_table_insert(priv->command_coordinates, + GINT_TO_POINTER(TRANSPORT_ACTION_PREVIOUS), + previous_list); + + GList* play_list = NULL; + play_list = g_list_insert(play_list, GINT_TO_POINTER(58), 0); + play_list = g_list_insert(play_list, GINT_TO_POINTER(0), 1); + play_list = g_list_insert(play_list, GINT_TO_POINTER(50), 2); + play_list = g_list_insert(play_list, GINT_TO_POINTER(43), 3); + + g_hash_table_insert(priv->command_coordinates, + GINT_TO_POINTER(TRANSPORT_ACTION_PLAY_PAUSE), + play_list); + + GList* next_list = NULL; + next_list = g_list_insert(next_list, GINT_TO_POINTER(100), 0); + next_list = g_list_insert(next_list, GINT_TO_POINTER(5), 1); + next_list = g_list_insert(next_list, GINT_TO_POINTER(60), 2); + next_list = g_list_insert(next_list, GINT_TO_POINTER(34), 3); + + g_hash_table_insert(priv->command_coordinates, + GINT_TO_POINTER(TRANSPORT_ACTION_NEXT), + next_list); + gtk_widget_set_size_request(GTK_WIDGET(self), 200, 43); + g_signal_connect (G_OBJECT(self), + "notify", + G_CALLBACK (transport_widget_notify), + NULL); + g_signal_connect (G_OBJECT(self), + "select", + G_CALLBACK (transport_widget_select), + NULL); + g_signal_connect (G_OBJECT(self), + "deselect", + G_CALLBACK (transport_widget_deselect), + NULL); + gtk_widget_realize ( GTK_WIDGET (self) ); + +} + +static void +transport_widget_dispose (GObject *object) +{ + #if GTK_CHECK_VERSION(3, 0, 0) + transport_widget_list = g_list_remove (transport_widget_list, object); + + if (transport_widget_list == NULL){ + if (spinner_widget_path != NULL){ + gtk_widget_path_free (spinner_widget_path); + spinner_widget_path = NULL; + } + + if (spinner_style_context != NULL){ + g_object_unref (spinner_style_context); + spinner_style_context = NULL; + } + } + #endif + G_OBJECT_CLASS (transport_widget_parent_class)->dispose (object); +} + +static void +transport_widget_finalize (GObject *object) +{ + + + G_OBJECT_CLASS (transport_widget_parent_class)->finalize (object); +} + +#if ! GTK_CHECK_VERSION(3, 0, 0) +static gboolean +transport_widget_expose (GtkWidget *button, GdkEventExpose *event) +{ + cairo_t *cr; + cr = gdk_cairo_create (gtk_widget_get_window (button)); + + cairo_rectangle (cr, + event->area.x, event->area.y, + event->area.width, event->area.height); + + cairo_clip(cr); + draw (button, cr); + + cairo_destroy (cr); + return FALSE; +} +#endif + +gboolean +transport_widget_is_selected ( TransportWidget* widget ) +{ + TransportWidgetPrivate* priv = TRANSPORT_WIDGET_GET_PRIVATE(widget); + return priv->has_focus; +} + +static void +transport_widget_toggle_play_pause(TransportWidget* button, + TransportState update) +{ + TransportWidgetPrivate* priv = TRANSPORT_WIDGET_GET_PRIVATE(button); + priv->current_state = update; + gtk_widget_queue_draw (GTK_WIDGET(button)); +} + +static void +transport_widget_notify ( GObject *item, + GParamSpec *pspec, + gpointer user_data ) +{ + if (g_strcmp0 (pspec->name, "parent")){ + GtkWidget *parent = gtk_widget_get_parent (GTK_WIDGET (item)); + if (parent){ + g_signal_connect ( parent, "hide", + G_CALLBACK (transport_widget_menu_hidden), + item ); + } + } +} + +static void +transport_widget_menu_hidden ( GtkWidget *menu, + TransportWidget *transport) +{ + g_return_if_fail(IS_TRANSPORT_WIDGET(transport)); + transport_widget_react_to_button_release(transport, TRANSPORT_ACTION_NO_ACTION); +} + +static gboolean +transport_widget_motion_notify_event (GtkWidget *menuitem, + GdkEventMotion *event) +{ + //g_debug("transport_widget_motion_notify_event()"); + + g_return_val_if_fail ( IS_TRANSPORT_WIDGET(menuitem), FALSE ); + TransportWidgetPrivate* priv = TRANSPORT_WIDGET_GET_PRIVATE ( TRANSPORT_WIDGET(menuitem) ); + TransportAction result = transport_widget_determine_motion_event ( TRANSPORT_WIDGET(menuitem), + event); + priv->motion_event = result; + gtk_widget_queue_draw (menuitem); + if (priv->hold_timer != 0){ + g_source_remove (priv->hold_timer); + priv->hold_timer = 0; + } + if(priv->skip_frequency != 0){ + g_source_remove (priv->skip_frequency); + priv->skip_frequency = 0; + } + return TRUE; +} + +static gboolean +transport_widget_leave_notify_event (GtkWidget *menuitem, + GdkEventCrossing *event) +{ + //g_debug("transport_widget_leave_notify_event()"); + + g_return_val_if_fail ( IS_TRANSPORT_WIDGET(menuitem), FALSE ); + TransportWidgetPrivate* priv = TRANSPORT_WIDGET_GET_PRIVATE ( TRANSPORT_WIDGET(menuitem) ); + + priv->motion_event = TRANSPORT_ACTION_NO_ACTION; + priv->current_command = TRANSPORT_ACTION_NO_ACTION; + gtk_widget_queue_draw (GTK_WIDGET(menuitem)); + + return TRUE; +} + +static gboolean +transport_widget_button_press_event (GtkWidget *menuitem, + GdkEventButton *event) +{ + //g_debug("transport_widget_button_press_event()"); + + g_return_val_if_fail ( IS_TRANSPORT_WIDGET(menuitem), FALSE ); + TransportWidgetPrivate* priv = TRANSPORT_WIDGET_GET_PRIVATE ( TRANSPORT_WIDGET(menuitem) ); + TransportAction result = transport_widget_determine_button_event ( TRANSPORT_WIDGET(menuitem), + event); + if(result != TRANSPORT_ACTION_NO_ACTION){ + priv->current_command = result; + gtk_widget_queue_draw (GTK_WIDGET(menuitem)); + if (priv->current_command == TRANSPORT_ACTION_PREVIOUS || + priv->current_command == TRANSPORT_ACTION_NEXT){ + transport_widget_start_timing (TRANSPORT_WIDGET(menuitem)); + } + } + return TRUE; +} +/** + * TODO rename or merge + * @param widget + */ +static void +transport_widget_start_timing (TransportWidget* widget) +{ + TransportWidgetPrivate* priv = TRANSPORT_WIDGET_GET_PRIVATE (widget); + if (priv->hold_timer == 0){ + priv->hold_timer = g_timeout_add (800, + transport_widget_trigger_seek, + widget); + } +} + +static gboolean +transport_widget_trigger_seek (gpointer userdata) +{ + g_return_val_if_fail ( IS_TRANSPORT_WIDGET(userdata), FALSE ); + TransportWidgetPrivate* priv = TRANSPORT_WIDGET_GET_PRIVATE (TRANSPORT_WIDGET(userdata)); + if (priv->skip_frequency == 0){ + priv->skip_frequency = g_timeout_add (100, + transport_widget_seek, + userdata); + } + priv->hold_timer = 0; + return FALSE; +} + +/** + * This will be called repeatedly until a key/button release is received + * @param userdata + * @return + */ +static gboolean +transport_widget_seek (gpointer userdata) +{ + g_return_val_if_fail ( IS_TRANSPORT_WIDGET(userdata), FALSE ); + TransportWidgetPrivate* priv = TRANSPORT_WIDGET_GET_PRIVATE (TRANSPORT_WIDGET(userdata)); + GVariant* new_transport_state; + if(priv->current_command == TRANSPORT_ACTION_NEXT){ + //g_debug ("we should be skipping forward"); + new_transport_state = g_variant_new_int32 ((int)TRANSPORT_ACTION_FORWIND); + + dbusmenu_menuitem_handle_event ( priv->twin_item, + "Transport state change", + new_transport_state, + 0 ); + + } + else if(priv->current_command == TRANSPORT_ACTION_PREVIOUS){ + //g_debug ("we should be skipping back"); + new_transport_state = g_variant_new_int32 ((int)TRANSPORT_ACTION_REWIND); + + dbusmenu_menuitem_handle_event ( priv->twin_item, + "Transport state change", + new_transport_state, + 0 ); + } + + return TRUE; +} + +static gboolean +transport_widget_button_release_event (GtkWidget *menuitem, + GdkEventButton *event) +{ + g_return_val_if_fail(IS_TRANSPORT_WIDGET(menuitem), FALSE); + TransportWidget* transport = TRANSPORT_WIDGET(menuitem); + TransportWidgetPrivate * priv = TRANSPORT_WIDGET_GET_PRIVATE ( transport ); + TransportAction result = transport_widget_determine_button_event ( transport, + event ); + if (result != TRANSPORT_ACTION_NO_ACTION && + priv->current_command == result && + priv->skip_frequency == 0){ + GVariant* new_transport_state = g_variant_new_int32 ((int)result); + dbusmenu_menuitem_handle_event ( priv->twin_item, + "Transport state change", + new_transport_state, + 0 ); + } + transport_widget_react_to_button_release ( transport, + result ); + return TRUE; +} + +static void +transport_widget_select (GtkWidget* item, gpointer Userdata) +{ + TransportWidget* transport = TRANSPORT_WIDGET(item); + TransportWidgetPrivate * priv = TRANSPORT_WIDGET_GET_PRIVATE ( transport ); + priv->has_focus = TRUE; +} + +static void +transport_widget_deselect (GtkWidget* item, gpointer Userdata) +{ + TransportWidget* transport = TRANSPORT_WIDGET(item); + TransportWidgetPrivate * priv = TRANSPORT_WIDGET_GET_PRIVATE ( transport ); + priv->has_focus = FALSE; +} + +void +transport_widget_react_to_key_press_event ( TransportWidget* transport, + TransportAction transport_event ) +{ + if(transport_event != TRANSPORT_ACTION_NO_ACTION){ + TransportWidgetPrivate * priv = TRANSPORT_WIDGET_GET_PRIVATE ( transport ); + priv->current_command = transport_event; + priv->key_event = transport_event; + gtk_widget_realize ( GTK_WIDGET(transport) ); + gtk_widget_queue_draw (GTK_WIDGET(transport) ); + if (priv->current_command == TRANSPORT_ACTION_PREVIOUS || + priv->current_command == TRANSPORT_ACTION_NEXT){ + transport_widget_start_timing (transport); + } + } +} + +void +transport_widget_react_to_key_release_event ( TransportWidget* transport, + TransportAction transport_event ) +{ + if(transport_event != TRANSPORT_ACTION_NO_ACTION){ + TransportWidgetPrivate * priv = TRANSPORT_WIDGET_GET_PRIVATE ( transport ); + GVariant* new_transport_event = g_variant_new_int32((int)transport_event); + if (priv->skip_frequency == 0){ + dbusmenu_menuitem_handle_event ( priv->twin_item, + "Transport state change", + new_transport_event, + 0 ); + } + } + transport_widget_react_to_button_release ( transport, + transport_event ); +} + +void +transport_widget_focus_update ( TransportWidget* transport, gboolean focus ) +{ + TransportWidgetPrivate * priv = TRANSPORT_WIDGET_GET_PRIVATE ( transport ); + priv->has_focus = focus; +} + +static TransportAction +transport_widget_determine_button_event( TransportWidget* button, + GdkEventButton* event ) +{ + return transport_widget_collision_detection (event->x, event->y); +} + +static TransportAction +transport_widget_determine_motion_event( TransportWidget* button, + GdkEventMotion* event ) +{ + return transport_widget_collision_detection (event->x, event->y); +} + +static TransportAction +transport_widget_collision_detection ( gint x, + gint y ) +{ + TransportAction event = TRANSPORT_ACTION_NO_ACTION; + + if (x > 67 && x < 112 + && y > 12 && y < 40){ + event = TRANSPORT_ACTION_PREVIOUS; + } + else if (x > 111 && x < 153 + && y > 5 && y < 47){ + event = TRANSPORT_ACTION_PLAY_PAUSE; + } + else if (x > 152 && x < 197 + && y > 12 && y < 40){ + event = TRANSPORT_ACTION_NEXT; + } + return event; +} + +static void +transport_widget_react_to_button_release ( TransportWidget* button, + TransportAction command ) +{ + g_return_if_fail(IS_TRANSPORT_WIDGET(button)); + TransportWidgetPrivate* priv = TRANSPORT_WIDGET_GET_PRIVATE(button); + + priv->current_command = TRANSPORT_ACTION_NO_ACTION; + priv->key_event = TRANSPORT_ACTION_NO_ACTION; + + gtk_widget_queue_draw (GTK_WIDGET(button)); + if (priv->hold_timer != 0){ + g_source_remove (priv->hold_timer); + priv->hold_timer = 0; + } + if(priv->skip_frequency != 0){ + g_source_remove (priv->skip_frequency); + priv->skip_frequency = 0; + } +} + +/// internal helper functions ////////////////////////////////////////////////// + +static void +draw_gradient (cairo_t* cr, + double x, + double y, + double w, + double r, + double* rgba_start, + double* rgba_end) +{ + cairo_pattern_t* pattern = NULL; + + cairo_move_to (cr, x, y); + cairo_line_to (cr, x + w - 2.0f * r, y); + cairo_arc (cr, + x + w - 2.0f * r, + y + r, + r, + -90.0f * G_PI / 180.0f, + 90.0f * G_PI / 180.0f); + cairo_line_to (cr, x, y + 2.0f * r); + cairo_arc (cr, + x, + y + r, + r, + 90.0f * G_PI / 180.0f, + 270.0f * G_PI / 180.0f); + cairo_close_path (cr); + + pattern = cairo_pattern_create_linear (x, y, x, y + 2.0f * r); + cairo_pattern_add_color_stop_rgba (pattern, + 0.0f, + rgba_start[0], + rgba_start[1], + rgba_start[2], + rgba_start[3]); + cairo_pattern_add_color_stop_rgba (pattern, + 1.0f, + rgba_end[0], + rgba_end[1], + rgba_end[2], + rgba_end[3]); + cairo_set_source (cr, pattern); + cairo_fill (cr); + cairo_pattern_destroy (pattern); +} + +static void +draw_circle (cairo_t* cr, + double x, + double y, + double r, + double* rgba_start, + double* rgba_end) +{ + cairo_pattern_t* pattern = NULL; + + cairo_move_to (cr, x, y); + cairo_arc (cr, + x + r, + y + r, + r, + 0.0f * G_PI / 180.0f, + 360.0f * G_PI / 180.0f); + + pattern = cairo_pattern_create_linear (x, y, x, y + 2.0f * r); + cairo_pattern_add_color_stop_rgba (pattern, + 0.0f, + rgba_start[0], + rgba_start[1], + rgba_start[2], + rgba_start[3]); + cairo_pattern_add_color_stop_rgba (pattern, + 1.0f, + rgba_end[0], + rgba_end[1], + rgba_end[2], + rgba_end[3]); + cairo_set_source (cr, pattern); + cairo_fill (cr); + cairo_pattern_destroy (pattern); +} + +static void +_setup (cairo_t** cr, + cairo_surface_t** surf, + gint width, + gint height) +{ + if (!cr || !surf) + return; + + *surf = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, width, height); + *cr = cairo_create (*surf); + cairo_scale (*cr, 1.0f, 1.0f); + cairo_set_operator (*cr, CAIRO_OPERATOR_CLEAR); + cairo_paint (*cr); + cairo_set_operator (*cr, CAIRO_OPERATOR_OVER); +} + +static void +_mask_prev (cairo_t* cr, + double x, + double y, + double tri_width, + double tri_height, + double tri_offset) +{ + if (!cr) + return; + + cairo_move_to (cr, x, y + tri_height / 2.0f); + cairo_line_to (cr, x + tri_width, y); + cairo_line_to (cr, x + tri_width, y + tri_height); + x += tri_offset; + cairo_move_to (cr, x, y + tri_height / 2.0f); + cairo_line_to (cr, x + tri_width, y); + cairo_line_to (cr, x + tri_width, y + tri_height); + x -= tri_offset; + cairo_rectangle (cr, x, y, 2.5f, tri_height); + cairo_close_path (cr); +} + +static void +_mask_next (cairo_t* cr, + double x, + double y, + double tri_width, + double tri_height, + double tri_offset) +{ + if (!cr) + return; + + cairo_move_to (cr, x, y); + cairo_line_to (cr, x + tri_width, y + tri_height / 2.0f); + cairo_line_to (cr, x, y + tri_height); + x += tri_offset; + cairo_move_to (cr, x, y); + cairo_line_to (cr, x + tri_width, y + tri_height / 2.0f); + cairo_line_to (cr, x, y + tri_height); + x -= tri_offset; + x += 2.0f * tri_width - tri_offset - 1.0f; + cairo_rectangle (cr, x, y, 2.5f, tri_height); + + cairo_close_path (cr); +} + +static void +_mask_pause (cairo_t* cr, + double x, + double y, + double bar_width, + double bar_height, + double bar_offset) +{ + if (!cr) + return; + + cairo_set_line_width (cr, bar_width); + cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND); + + x += bar_width; + y += bar_width; + cairo_move_to (cr, x, y); + cairo_line_to (cr, x, y + bar_height); + cairo_move_to (cr, x + bar_offset, y); + cairo_line_to (cr, x + bar_offset, y + bar_height); + +} + +static void +_mask_play (cairo_t* cr, + double x, + double y, + double tri_width, + double tri_height) +{ + if (!cr) + return; + + cairo_move_to (cr, x, y); + cairo_line_to (cr, x + tri_width, y + tri_height / 2.0f); + cairo_line_to (cr, x, y + tri_height); + cairo_close_path (cr); + +} + +static void +_fill (cairo_t* cr, + double x_start, + double y_start, + double x_end, + double y_end, + double* rgba_start, + double* rgba_end, + gboolean stroke) +{ + cairo_pattern_t* pattern = NULL; + + if (!cr || !rgba_start || !rgba_end) + return; + + pattern = cairo_pattern_create_linear (x_start, y_start, x_end, y_end); + cairo_pattern_add_color_stop_rgba (pattern, + 0.0f, + rgba_start[0], + rgba_start[1], + rgba_start[2], + rgba_start[3]); + cairo_pattern_add_color_stop_rgba (pattern, + 1.0f, + rgba_end[0], + rgba_end[1], + rgba_end[2], + rgba_end[3]); + cairo_set_source (cr, pattern); + if (stroke) + cairo_stroke (cr); + else + cairo_fill (cr); + cairo_pattern_destroy (pattern); +} + +static void +_finalize (cairo_t* cr, + cairo_t** cr_surf, + cairo_surface_t** surf, + double x, + double y) +{ + if (!cr || !cr_surf || !surf) + return; + + cairo_set_source_surface (cr, *surf, x, y); + cairo_paint (cr); + cairo_surface_destroy (*surf); + cairo_destroy (*cr_surf); +} + +static void +_finalize_repaint (cairo_t* cr, + cairo_t** cr_surf, + cairo_surface_t** surf, + double x, + double y, + int repaints) +{ + if (!cr || !cr_surf || !surf) + return; + + while (repaints > 0) + { + cairo_set_source_surface (cr, *surf, x, y); + cairo_paint (cr); + repaints--; + } + + cairo_surface_destroy (*surf); + cairo_destroy (*cr_surf); +} + +static void +_color_rgb_to_hls (gdouble *r, + gdouble *g, + gdouble *b) +{ + gdouble min; + gdouble max; + gdouble red; + gdouble green; + gdouble blue; + gdouble h = 0; + gdouble l; + gdouble s; + gdouble delta; + + red = *r; + green = *g; + blue = *b; + + if (red > green) + { + if (red > blue) + max = red; + else + max = blue; + + if (green < blue) + min = green; + else + min = blue; + } + else + { + if (green > blue) + max = green; + else + max = blue; + + if (red < blue) + min = red; + else + min = blue; + } + l = (max+min)/2; + if (fabs (max-min) < 0.0001) + { + h = 0; + s = 0; + } + else + { + if (l <= 0.5) + s = (max-min)/(max+min); + else + s = (max-min)/(2-max-min); + + delta = (max -min) != 0 ? (max -min) : 1; + + if(delta == 0) + delta = 1; + if (red == max) + h = (green-blue)/delta; + else if (green == max) + h = 2+(blue-red)/delta; + else if (blue == max) + h = 4+(red-green)/delta; + + h *= 60; + if (h < 0.0) + h += 360; + } + + *r = h; + *g = l; + *b = s; +} + +static void +_color_hls_to_rgb (gdouble *h, + gdouble *l, + gdouble *s) +{ + gdouble hue; + gdouble lightness; + gdouble saturation; + gdouble m1, m2; + gdouble r, g, b; + + lightness = *l; + saturation = *s; + + if (lightness <= 0.5) + m2 = lightness*(1+saturation); + else + m2 = lightness+saturation-lightness*saturation; + + m1 = 2*lightness-m2; + + if (saturation == 0) + { + *h = lightness; + *l = lightness; + *s = lightness; + } + else + { + hue = *h+120; + while (hue > 360) + hue -= 360; + while (hue < 0) + hue += 360; + + if (hue < 60) + r = m1+(m2-m1)*hue/60; + else if (hue < 180) + r = m2; + else if (hue < 240) + r = m1+(m2-m1)*(240-hue)/60; + else + r = m1; + + hue = *h; + while (hue > 360) + hue -= 360; + while (hue < 0) + hue += 360; + + if (hue < 60) + g = m1+(m2-m1)*hue/60; + else if (hue < 180) + g = m2; + else if (hue < 240) + g = m1+(m2-m1)*(240-hue)/60; + else + g = m1; + + hue = *h-120; + while (hue > 360) + hue -= 360; + while (hue < 0) + hue += 360; + + if (hue < 60) + b = m1+(m2-m1)*hue/60; + else if (hue < 180) + b = m2; + else if (hue < 240) + b = m1+(m2-m1)*(240-hue)/60; + else + b = m1; + + *h = r; + *l = g; + *s = b; + } +} + +void +_color_shade (const CairoColorRGB *a, float k, CairoColorRGB *b) +{ + double red; + double green; + double blue; + + red = a->r; + green = a->g; + blue = a->b; + + if (k == 1.0) + { + b->r = red; + b->g = green; + b->b = blue; + return; + } + + _color_rgb_to_hls (&red, &green, &blue); + + green *= k; + if (green > 1.0) + green = 1.0; + else if (green < 0.0) + green = 0.0; + + blue *= k; + if (blue > 1.0) + blue = 1.0; + else if (blue < 0.0) + blue = 0.0; + + _color_hls_to_rgb (&red, &green, &blue); + + b->r = red; + b->g = green; + b->b = blue; +} + +static inline void +_blurinner (guchar* pixel, + gint* zR, + gint* zG, + gint* zB, + gint* zA, + gint alpha, + gint aprec, + gint zprec) +{ + gint R; + gint G; + gint B; + guchar A; + + R = *pixel; + G = *(pixel + 1); + B = *(pixel + 2); + A = *(pixel + 3); + + *zR += (alpha * ((R << zprec) - *zR)) >> aprec; + *zG += (alpha * ((G << zprec) - *zG)) >> aprec; + *zB += (alpha * ((B << zprec) - *zB)) >> aprec; + *zA += (alpha * ((A << zprec) - *zA)) >> aprec; + + *pixel = *zR >> zprec; + *(pixel + 1) = *zG >> zprec; + *(pixel + 2) = *zB >> zprec; + *(pixel + 3) = *zA >> zprec; +} + +static inline void +_blurrow (guchar* pixels, + gint width, + gint height, + gint channels, + gint line, + gint alpha, + gint aprec, + gint zprec) +{ + gint zR; + gint zG; + gint zB; + gint zA; + gint index; + guchar* scanline; + + scanline = &(pixels[line * width * channels]); + + zR = *scanline << zprec; + zG = *(scanline + 1) << zprec; + zB = *(scanline + 2) << zprec; + zA = *(scanline + 3) << zprec; + + for (index = 0; index < width; index ++) + _blurinner (&scanline[index * channels], + &zR, + &zG, + &zB, + &zA, + alpha, + aprec, + zprec); + + for (index = width - 2; index >= 0; index--) + _blurinner (&scanline[index * channels], + &zR, + &zG, + &zB, + &zA, + alpha, + aprec, + zprec); +} + +static inline void +_blurcol (guchar* pixels, + gint width, + gint height, + gint channels, + gint x, + gint alpha, + gint aprec, + gint zprec) +{ + gint zR; + gint zG; + gint zB; + gint zA; + gint index; + guchar* ptr; + + ptr = pixels; + + ptr += x * channels; + + zR = *((guchar*) ptr ) << zprec; + zG = *((guchar*) ptr + 1) << zprec; + zB = *((guchar*) ptr + 2) << zprec; + zA = *((guchar*) ptr + 3) << zprec; + + for (index = width; index < (height - 1) * width; index += width) + _blurinner ((guchar*) &ptr[index * channels], + &zR, + &zG, + &zB, + &zA, + alpha, + aprec, + zprec); + + for (index = (height - 2) * width; index >= 0; index -= width) + _blurinner ((guchar*) &ptr[index * channels], + &zR, + &zG, + &zB, + &zA, + alpha, + aprec, + zprec); +} + +void +_expblur (guchar* pixels, + gint width, + gint height, + gint channels, + gint radius, + gint aprec, + gint zprec) +{ + gint alpha; + gint row = 0; + gint col = 0; + + if (radius < 1) + return; + + // calculate the alpha such that 90% of + // the kernel is within the radius. + // (Kernel extends to infinity) + alpha = (gint) ((1 << aprec) * (1.0f - expf (-2.3f / (radius + 1.f)))); + + for (; row < height; row++) + _blurrow (pixels, + width, + height, + channels, + row, + alpha, + aprec, + zprec); + + for(; col < width; col++) + _blurcol (pixels, + width, + height, + channels, + col, + alpha, + aprec, + zprec); + + return; +} + +void +_surface_blur (cairo_surface_t* surface, + guint radius) +{ + guchar* pixels; + guint width; + guint height; + cairo_format_t format; + + // before we mess with the surface execute any pending drawing + cairo_surface_flush (surface); + + pixels = cairo_image_surface_get_data (surface); + width = cairo_image_surface_get_width (surface); + height = cairo_image_surface_get_height (surface); + format = cairo_image_surface_get_format (surface); + + switch (format) + { + case CAIRO_FORMAT_ARGB32: + _expblur (pixels, width, height, 4, radius, 16, 7); + break; + + case CAIRO_FORMAT_RGB24: + _expblur (pixels, width, height, 3, radius, 16, 7); + break; + + case CAIRO_FORMAT_A8: + _expblur (pixels, width, height, 1, radius, 16, 7); + break; + + default : + // do nothing + break; + } + + // inform cairo we altered the surfaces contents + cairo_surface_mark_dirty (surface); +} + +static gboolean +draw (GtkWidget* button, cairo_t *cr) +{ + g_return_val_if_fail(IS_TRANSPORT_WIDGET(button), FALSE); + g_return_val_if_fail(cr != NULL, FALSE); + TransportWidgetPrivate* priv = TRANSPORT_WIDGET_GET_PRIVATE(button); + + //g_debug("transport-widget draw()"); + + cairo_surface_t* surf = NULL; + cairo_t* cr_surf = NULL; + +#if ! GTK_CHECK_VERSION(3, 0, 0) + GtkAllocation allocation; + gtk_widget_get_allocation (button, &allocation); + cairo_translate (cr, allocation.x, allocation.y); +#endif + + GtkStyle *style; + +#if GTK_CHECK_VERSION(3, 0, 0) + gtk_style_context_add_class (gtk_widget_get_style_context (button), + GTK_STYLE_CLASS_MENU); +#endif + CairoColorRGB bg_color, fg_color, bg_selected, bg_prelight; + CairoColorRGB color_middle[2], color_middle_prelight[2], color_outer[2], color_outer_prelight[2], + color_play_outer[2], color_play_outer_prelight[2], + color_button[4], color_button_shadow, color_inner[2], color_inner_compressed[2]; + + style = gtk_widget_get_style (button); + + bg_color.r = style->bg[0].red/65535.0; + bg_color.g = style->bg[0].green/65535.0; + bg_color.b = style->bg[0].blue/65535.0; + + bg_prelight.r = style->bg[GTK_STATE_PRELIGHT].red/65535.0; + bg_prelight.g = style->bg[GTK_STATE_PRELIGHT].green/65535.0; + bg_prelight.b = style->bg[GTK_STATE_PRELIGHT].blue/65535.0; + + bg_selected.r = style->bg[GTK_STATE_SELECTED].red/65535.0; + bg_selected.g = style->bg[GTK_STATE_SELECTED].green/65535.0; + bg_selected.b = style->bg[GTK_STATE_SELECTED].blue/65535.0; + + fg_color.r = style->fg[0].red/65535.0; + fg_color.g = style->fg[0].green/65535.0; + fg_color.b = style->fg[0].blue/65535.0; + + _color_shade (&bg_color, MIDDLE_START_SHADE, &color_middle[0]); + _color_shade (&bg_color, MIDDLE_END_SHADE, &color_middle[1]); + _color_shade (&bg_prelight, MIDDLE_START_SHADE, &color_middle_prelight[0]); + _color_shade (&bg_prelight, MIDDLE_END_SHADE, &color_middle_prelight[1]); + _color_shade (&bg_color, OUTER_START_SHADE, &color_outer[0]); + _color_shade (&bg_color, OUTER_END_SHADE, &color_outer[1]); + _color_shade (&bg_prelight, OUTER_START_SHADE, &color_outer_prelight[0]); + _color_shade (&bg_prelight, OUTER_END_SHADE, &color_outer_prelight[1]); + _color_shade (&bg_color, OUTER_PLAY_START_SHADE, &color_play_outer[0]); + _color_shade (&bg_color, OUTER_PLAY_END_SHADE, &color_play_outer[1]); + _color_shade (&bg_prelight, OUTER_PLAY_START_SHADE, &color_play_outer_prelight[0]); + _color_shade (&bg_prelight, OUTER_PLAY_END_SHADE, &color_play_outer_prelight[1]); + _color_shade (&bg_color, INNER_START_SHADE, &color_inner[0]); + _color_shade (&bg_color, INNER_END_SHADE, &color_inner[1]); + _color_shade (&fg_color, BUTTON_START_SHADE, &color_button[0]); + _color_shade (&fg_color, BUTTON_END_SHADE, &color_button[1]); + _color_shade (&bg_color, BUTTON_SHADOW_SHADE, &color_button[2]); + _color_shade (&bg_color, SHADOW_BUTTON_SHADE, &color_button_shadow); + _color_shade (&bg_selected, 1.0, &color_button[3]); + _color_shade (&bg_color, INNER_COMPRESSED_START_SHADE, &color_inner_compressed[0]); + _color_shade (&bg_color, INNER_COMPRESSED_END_SHADE, &color_inner_compressed[1]); + + double MIDDLE_END[] = {color_middle[0].r, color_middle[0].g, color_middle[0].b, 1.0f}; + double MIDDLE_START[] = {color_middle[1].r, color_middle[1].g, color_middle[1].b, 1.0f}; + double MIDDLE_END_PRELIGHT[] = {color_middle_prelight[0].r, color_middle_prelight[0].g, color_middle_prelight[0].b, 1.0f}; + double MIDDLE_START_PRELIGHT[] = {color_middle_prelight[1].r, color_middle_prelight[1].g, color_middle_prelight[1].b, 1.0f}; + double OUTER_END[] = {color_outer[0].r, color_outer[0].g, color_outer[0].b, 1.0f}; + double OUTER_START[] = {color_outer[1].r, color_outer[1].g, color_outer[1].b, 1.0f}; + double OUTER_END_PRELIGHT[] = {color_outer_prelight[0].r, color_outer_prelight[0].g, color_outer_prelight[0].b, 1.0f}; + double OUTER_START_PRELIGHT[] = {color_outer_prelight[1].r, color_outer_prelight[1].g, color_outer_prelight[1].b, 1.0f}; + double SHADOW_BUTTON[] = {color_button_shadow.r, color_button_shadow.g, color_button_shadow.b, 0.3f}; + double OUTER_PLAY_END[] = {color_play_outer[0].r, color_play_outer[0].g, color_play_outer[0].b, 1.0f}; + double OUTER_PLAY_START[] = {color_play_outer[1].r, color_play_outer[1].g, color_play_outer[1].b, 1.0f}; + double OUTER_PLAY_END_PRELIGHT[] = {color_play_outer_prelight[0].r, color_play_outer_prelight[0].g, color_play_outer_prelight[0].b, 1.0f}; + double OUTER_PLAY_START_PRELIGHT[] = {color_play_outer_prelight[1].r, color_play_outer_prelight[1].g, color_play_outer_prelight[1].b, 1.0f}; + double BUTTON_END[] = {color_button[0].r, color_button[0].g, color_button[0].b, 1.0f}; + double BUTTON_START[] = {color_button[1].r, color_button[1].g, color_button[1].b, 1.0f}; + double BUTTON_SHADOW[] = {color_button[2].r, color_button[2].g, color_button[2].b, 0.75f}; + double BUTTON_SHADOW_FOCUS[] = {color_button[3].r, color_button[3].g, color_button[3].b, 1.0f}; + double INNER_COMPRESSED_END[] = {color_inner_compressed[1].r, color_inner_compressed[1].g, color_inner_compressed[1].b, 1.0f}; + double INNER_COMPRESSED_START[] = {color_inner_compressed[0].r, color_inner_compressed[0].g, color_inner_compressed[0].b, 1.0f}; + + + draw_gradient (cr, + X, + Y, + RECT_WIDTH, + OUTER_RADIUS, + OUTER_START, + OUTER_END); + + draw_gradient (cr, + X, + Y + 1, + RECT_WIDTH - 2, + MIDDLE_RADIUS, + MIDDLE_START, + MIDDLE_END); + + draw_gradient (cr, + X, + Y + 2, + RECT_WIDTH - 4, + MIDDLE_RADIUS, + MIDDLE_START, + MIDDLE_END); + + //prev/next button + if(priv->current_command == TRANSPORT_ACTION_PREVIOUS) + { + draw_gradient (cr, + X, + Y, + RECT_WIDTH/2, + OUTER_RADIUS, + OUTER_END, + OUTER_START); + + draw_gradient (cr, + X, + Y + 1, + RECT_WIDTH/2, + MIDDLE_RADIUS, + INNER_COMPRESSED_START, + INNER_COMPRESSED_END); + + draw_gradient (cr, + X, + Y + 2, + RECT_WIDTH/2, + MIDDLE_RADIUS, + INNER_COMPRESSED_START, + INNER_COMPRESSED_END); + } + else if(priv->current_command == TRANSPORT_ACTION_NEXT) + { + draw_gradient (cr, + RECT_WIDTH / 2 + X, + Y, + RECT_WIDTH/2, + OUTER_RADIUS, + OUTER_END, + OUTER_START); + + draw_gradient (cr, + RECT_WIDTH / 2 + X, + Y + 1, + (RECT_WIDTH - 4.5)/2, + MIDDLE_RADIUS, + INNER_COMPRESSED_START, + INNER_COMPRESSED_END); + + draw_gradient (cr, + RECT_WIDTH / 2 + X, + Y + 2, + (RECT_WIDTH - 7)/2, + MIDDLE_RADIUS, + INNER_COMPRESSED_START, + INNER_COMPRESSED_END); + } + else if (priv->motion_event == TRANSPORT_ACTION_PREVIOUS) + { + draw_gradient (cr, + X, + Y, + RECT_WIDTH/2, + OUTER_RADIUS, + OUTER_START_PRELIGHT, + OUTER_END_PRELIGHT); + + draw_gradient (cr, + X, + Y + 1, + RECT_WIDTH/2, + MIDDLE_RADIUS, + MIDDLE_START_PRELIGHT, + MIDDLE_END_PRELIGHT); + + draw_gradient (cr, + X, + Y + 2, + RECT_WIDTH/2, + MIDDLE_RADIUS, + MIDDLE_START_PRELIGHT, + MIDDLE_END_PRELIGHT); + } + else if (priv->motion_event == TRANSPORT_ACTION_NEXT) + { + draw_gradient (cr, + RECT_WIDTH / 2 + X, + Y, + RECT_WIDTH/2, + OUTER_RADIUS, + OUTER_START_PRELIGHT, + OUTER_END_PRELIGHT); + + draw_gradient (cr, + RECT_WIDTH / 2 + X, + Y + 1, + (RECT_WIDTH - 4.5)/2, + MIDDLE_RADIUS, + MIDDLE_START_PRELIGHT, + MIDDLE_END_PRELIGHT); + + draw_gradient (cr, + RECT_WIDTH / 2 + X, + Y + 2, + (RECT_WIDTH - 7)/2, + MIDDLE_RADIUS, + MIDDLE_START_PRELIGHT, + MIDDLE_END_PRELIGHT); + } + + // play/pause shadow + if(priv->current_command != TRANSPORT_ACTION_PLAY_PAUSE) + { + cairo_save (cr); + cairo_rectangle (cr, X, Y, RECT_WIDTH, MIDDLE_RADIUS*2); + cairo_clip (cr); + + draw_circle (cr, + X + RECT_WIDTH / 2.0f - 2.0f * OUTER_RADIUS - 5.5f - 1.0f, + Y - ((CIRCLE_RADIUS - OUTER_RADIUS)) - 1.0f, + CIRCLE_RADIUS + 1.0f, + SHADOW_BUTTON, + SHADOW_BUTTON); + + cairo_restore (cr); + } + + // play/pause button + if(priv->current_command == TRANSPORT_ACTION_PLAY_PAUSE) + { + draw_circle (cr, + X + RECT_WIDTH / 2.0f - 2.0f * OUTER_RADIUS - 5.5f, + Y - ((CIRCLE_RADIUS - OUTER_RADIUS)) , + CIRCLE_RADIUS, + OUTER_PLAY_END, + OUTER_PLAY_START); + + draw_circle (cr, + X + RECT_WIDTH / 2.0f - 2.0f * OUTER_RADIUS - 5.5f + 1.25f, + Y - ((CIRCLE_RADIUS - OUTER_RADIUS)) + 1.25f, + CIRCLE_RADIUS - 1.25, + INNER_COMPRESSED_START, + INNER_COMPRESSED_END); + } + else if (priv->motion_event == TRANSPORT_ACTION_PLAY_PAUSE) + { + /* this subtle offset is to fix alpha borders, should be removed once this draw routine will be refactored */ + draw_circle (cr, + X + RECT_WIDTH / 2.0f - 2.0f * OUTER_RADIUS - 5.5f + 0.1, + Y - ((CIRCLE_RADIUS - OUTER_RADIUS)) + 0.1, + CIRCLE_RADIUS - 0.1, + OUTER_PLAY_START_PRELIGHT, + OUTER_PLAY_END_PRELIGHT); + + draw_circle (cr, + X + RECT_WIDTH / 2.0f - 2.0f * OUTER_RADIUS - 5.5f + 1.25f, + Y - ((CIRCLE_RADIUS - OUTER_RADIUS)) + 1.25f, + CIRCLE_RADIUS - 1.25, + MIDDLE_START_PRELIGHT, + MIDDLE_END_PRELIGHT); + } + else + { + draw_circle (cr, + X + RECT_WIDTH / 2.0f - 2.0f * OUTER_RADIUS - 5.5f, + Y - ((CIRCLE_RADIUS - OUTER_RADIUS)), + CIRCLE_RADIUS, + OUTER_PLAY_START, + OUTER_PLAY_END); + + draw_circle (cr, + X + RECT_WIDTH / 2.0f - 2.0f * OUTER_RADIUS - 5.5f + 1.25f, + Y - ((CIRCLE_RADIUS - OUTER_RADIUS)) + 1.25f, + CIRCLE_RADIUS - 1.25, + MIDDLE_START, + MIDDLE_END); + } + + // draw previous-button drop-shadow + if (priv->has_focus && priv->key_event == TRANSPORT_ACTION_PREVIOUS) + { + _setup (&cr_surf, &surf, PREV_WIDTH+6, PREV_HEIGHT+6); + _mask_prev (cr_surf, + (PREV_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f, + (PREV_HEIGHT - TRI_HEIGHT) / 2.0f, + TRI_WIDTH, + TRI_HEIGHT, + TRI_OFFSET); + _fill (cr_surf, + (PREV_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f, + (PREV_HEIGHT - TRI_HEIGHT) / 2.0f, + (PREV_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f, + (double) TRI_HEIGHT, + BUTTON_SHADOW_FOCUS, + BUTTON_SHADOW_FOCUS, + FALSE); + _surface_blur (surf, 3); + _finalize_repaint (cr, &cr_surf, &surf, PREV_X, PREV_Y + 0.5f, 3); + } + else + { + _setup (&cr_surf, &surf, PREV_WIDTH, PREV_HEIGHT); + _mask_prev (cr_surf, + (PREV_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f, + (PREV_HEIGHT - TRI_HEIGHT) / 2.0f, + TRI_WIDTH, + TRI_HEIGHT, + TRI_OFFSET); + _fill (cr_surf, + (PREV_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f, + (PREV_HEIGHT - TRI_HEIGHT) / 2.0f, + (PREV_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f, + (double) TRI_HEIGHT, + BUTTON_SHADOW, + BUTTON_SHADOW, + FALSE); + _surface_blur (surf, 1); + _finalize (cr, &cr_surf, &surf, PREV_X, PREV_Y + 1.0f); + } + + // draw previous-button + _setup (&cr_surf, &surf, PREV_WIDTH, PREV_HEIGHT); + _mask_prev (cr_surf, + (PREV_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f, + (PREV_HEIGHT - TRI_HEIGHT) / 2.0f, + TRI_WIDTH, + TRI_HEIGHT, + TRI_OFFSET); + _fill (cr_surf, + (PREV_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f, + (PREV_HEIGHT - TRI_HEIGHT) / 2.0f, + (PREV_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f, + (double) TRI_HEIGHT, + BUTTON_START, + BUTTON_END, + FALSE); + _finalize (cr, &cr_surf, &surf, PREV_X, PREV_Y); + + // draw next-button drop-shadow + if (priv->has_focus && priv->key_event == TRANSPORT_ACTION_NEXT) + { + _setup (&cr_surf, &surf, NEXT_WIDTH+6, NEXT_HEIGHT+6); + _mask_next (cr_surf, + (NEXT_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f, + (NEXT_HEIGHT - TRI_HEIGHT) / 2.0f, + TRI_WIDTH, + TRI_HEIGHT, + TRI_OFFSET); + _fill (cr_surf, + (NEXT_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f, + (NEXT_HEIGHT - TRI_HEIGHT) / 2.0f, + (NEXT_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f, + (double) TRI_HEIGHT, + BUTTON_SHADOW_FOCUS, + BUTTON_SHADOW_FOCUS, + FALSE); + _surface_blur (surf, 3); + _finalize_repaint (cr, &cr_surf, &surf, NEXT_X, NEXT_Y + 0.5f, 3); + } + else + { + _setup (&cr_surf, &surf, NEXT_WIDTH, NEXT_HEIGHT); + _mask_next (cr_surf, + (NEXT_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f, + (NEXT_HEIGHT - TRI_HEIGHT) / 2.0f, + TRI_WIDTH, + TRI_HEIGHT, + TRI_OFFSET); + _fill (cr_surf, + (NEXT_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f, + (NEXT_HEIGHT - TRI_HEIGHT) / 2.0f, + (NEXT_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f, + (double) TRI_HEIGHT, + BUTTON_SHADOW, + BUTTON_SHADOW, + FALSE); + _surface_blur (surf, 1); + _finalize (cr, &cr_surf, &surf, NEXT_X, NEXT_Y + 1.0f); + } + + // draw next-button + _setup (&cr_surf, &surf, NEXT_WIDTH, NEXT_HEIGHT); + _mask_next (cr_surf, + (NEXT_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f, + (NEXT_HEIGHT - TRI_HEIGHT) / 2.0f, + TRI_WIDTH, + TRI_HEIGHT, + TRI_OFFSET); + _fill (cr_surf, + (NEXT_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f, + (NEXT_HEIGHT - TRI_HEIGHT) / 2.0f, + (NEXT_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f, + (double) TRI_HEIGHT, + BUTTON_START, + BUTTON_END, + FALSE); + _finalize (cr, &cr_surf, &surf, NEXT_X, NEXT_Y); + + // draw pause-button drop-shadow + if(priv->current_state == TRANSPORT_STATE_PLAYING) + { + if (priv->has_focus && (priv->key_event == TRANSPORT_ACTION_NO_ACTION || + priv->key_event == TRANSPORT_ACTION_PLAY_PAUSE)) + { + _setup (&cr_surf, &surf, PAUSE_WIDTH+6, PAUSE_HEIGHT+6); + _mask_pause (cr_surf, + (PAUSE_WIDTH - (2.0f * BAR_WIDTH + BAR_OFFSET)) / 2.0f, + (PAUSE_HEIGHT - BAR_HEIGHT) / 2.0f, + BAR_WIDTH, + BAR_HEIGHT - 2.0f * BAR_WIDTH, + BAR_OFFSET); + _fill (cr_surf, + (PAUSE_WIDTH - (2.0f * BAR_WIDTH + BAR_OFFSET)) / 2.0f, + (PAUSE_HEIGHT - BAR_HEIGHT) / 2.0f, + (PAUSE_WIDTH - (2.0f * BAR_WIDTH + BAR_OFFSET)) / 2.0f, + (double) BAR_HEIGHT, + BUTTON_SHADOW_FOCUS, + BUTTON_SHADOW_FOCUS, + TRUE); + _surface_blur (surf, 3); + _finalize_repaint (cr, &cr_surf, &surf, PAUSE_X, PAUSE_Y + 0.5f, 3); + } + else + { + _setup (&cr_surf, &surf, PAUSE_WIDTH, PAUSE_HEIGHT); + _mask_pause (cr_surf, + (PAUSE_WIDTH - (2.0f * BAR_WIDTH + BAR_OFFSET)) / 2.0f, + (PAUSE_HEIGHT - BAR_HEIGHT) / 2.0f, + BAR_WIDTH, + BAR_HEIGHT - 2.0f * BAR_WIDTH, + BAR_OFFSET); + _fill (cr_surf, + (PAUSE_WIDTH - (2.0f * BAR_WIDTH + BAR_OFFSET)) / 2.0f, + (PAUSE_HEIGHT - BAR_HEIGHT) / 2.0f, + (PAUSE_WIDTH - (2.0f * BAR_WIDTH + BAR_OFFSET)) / 2.0f, + (double) BAR_HEIGHT, + BUTTON_SHADOW, + BUTTON_SHADOW, + TRUE); + _surface_blur (surf, 1); + _finalize (cr, &cr_surf, &surf, PAUSE_X, PAUSE_Y + 1.0f); + } + + // draw pause-button + _setup (&cr_surf, &surf, PAUSE_WIDTH, PAUSE_HEIGHT); + _mask_pause (cr_surf, + (PAUSE_WIDTH - (2.0f * BAR_WIDTH + BAR_OFFSET)) / 2.0f, + (PAUSE_HEIGHT - BAR_HEIGHT) / 2.0f, + BAR_WIDTH, + BAR_HEIGHT - 2.0f * BAR_WIDTH, + BAR_OFFSET); + _fill (cr_surf, + (PAUSE_WIDTH - (2.0f * BAR_WIDTH + BAR_OFFSET)) / 2.0f, + (PAUSE_HEIGHT - BAR_HEIGHT) / 2.0f, + (PAUSE_WIDTH - (2.0f * BAR_WIDTH + BAR_OFFSET)) / 2.0f, + (double) BAR_HEIGHT, + BUTTON_START, + BUTTON_END, + TRUE); + _finalize (cr, &cr_surf, &surf, PAUSE_X, PAUSE_Y); + } + else if(priv->current_state == TRANSPORT_STATE_PAUSED) + { + if (priv->has_focus && (priv->key_event == TRANSPORT_ACTION_NO_ACTION || + priv->key_event == TRANSPORT_ACTION_PLAY_PAUSE)) + { + _setup (&cr_surf, &surf, PLAY_WIDTH+6, PLAY_HEIGHT+6); + _mask_play (cr_surf, + PLAY_PADDING, + PLAY_PADDING, + PLAY_WIDTH - (2*PLAY_PADDING), + PLAY_HEIGHT - (2*PLAY_PADDING)); + _fill (cr_surf, + PLAY_PADDING, + PLAY_PADDING, + PLAY_WIDTH - (2*PLAY_PADDING), + PLAY_HEIGHT - (2*PLAY_PADDING), + BUTTON_SHADOW_FOCUS, + BUTTON_SHADOW_FOCUS, + FALSE); + _surface_blur (surf, 3); + _finalize_repaint (cr, &cr_surf, &surf, PAUSE_X-0.5f, PAUSE_Y + 0.5f, 3); + } + else + { + _setup (&cr_surf, &surf, PLAY_WIDTH, PLAY_HEIGHT); + _mask_play (cr_surf, + PLAY_PADDING, + PLAY_PADDING, + PLAY_WIDTH - (2*PLAY_PADDING), + PLAY_HEIGHT - (2*PLAY_PADDING)); + _fill (cr_surf, + PLAY_PADDING, + PLAY_PADDING, + PLAY_WIDTH - (2*PLAY_PADDING), + PLAY_HEIGHT - (2*PLAY_PADDING), + BUTTON_SHADOW, + BUTTON_SHADOW, + FALSE); + _surface_blur (surf, 1); + _finalize (cr, &cr_surf, &surf, PAUSE_X-0.75f, PAUSE_Y + 1.0f); + } + + // draw play-button + _setup (&cr_surf, &surf, PLAY_WIDTH, PLAY_HEIGHT); + cairo_set_line_width (cr, 10.5); + cairo_set_line_cap(cr, CAIRO_LINE_CAP_ROUND); + cairo_set_line_join(cr, CAIRO_LINE_JOIN_ROUND); + _mask_play (cr_surf, + PLAY_PADDING, + PLAY_PADDING, + PLAY_WIDTH - (2*PLAY_PADDING), + PLAY_HEIGHT - (2*PLAY_PADDING)); + _fill (cr_surf, + PLAY_PADDING, + PLAY_PADDING, + PLAY_WIDTH - (2*PLAY_PADDING), + PLAY_HEIGHT - (2*PLAY_PADDING), + BUTTON_START, + BUTTON_END, + FALSE); + _finalize (cr, &cr_surf, &surf, PAUSE_X-0.5f, PAUSE_Y); + } + #if GTK_CHECK_VERSION(3, 0, 0) + else if(priv->current_state == TRANSPORT_STATE_LAUNCHING) + { + // the spinner is not aligned, why? because the play button has odd width/height numbers + gtk_render_activity (spinner_style_context, cr, 106, 6, 30, 30); + } + #endif + return FALSE; +} + +static void +transport_widget_set_twin_item(TransportWidget* self, + DbusmenuMenuitem* twin_item) +{ + TransportWidgetPrivate* priv = TRANSPORT_WIDGET_GET_PRIVATE(self); + priv->twin_item = twin_item; + g_signal_connect(G_OBJECT(priv->twin_item), "property-changed", + G_CALLBACK(transport_widget_property_update), self); + gint initial_state = dbusmenu_menuitem_property_get_int (twin_item, + DBUSMENU_TRANSPORT_MENUITEM_PLAY_STATE ); + //g_debug("TRANSPORT WIDGET - INITIAL UPDATE = %i", initial_state); + transport_widget_toggle_play_pause (self, + (TransportState)initial_state); +} + +/** +* transport_widget_update_state() +* Callback for updates from the other side of dbus +**/ +static void +transport_widget_property_update(DbusmenuMenuitem* item, gchar* property, + GVariant* value, gpointer userdata) +{ + //g_debug("transport_widget_update_state - with property %s", property); + TransportWidget* bar = (TransportWidget*)userdata; + g_return_if_fail(IS_TRANSPORT_WIDGET(bar)); + TransportWidgetPrivate* priv = TRANSPORT_WIDGET_GET_PRIVATE(bar); + + if(g_ascii_strcasecmp(DBUSMENU_TRANSPORT_MENUITEM_PLAY_STATE, property) == 0) + { + TransportState new_state = (TransportState)g_variant_get_int32(value); + //g_debug("transport_widget_update_state - with value %i", new_state); + if (new_state == TRANSPORT_STATE_LAUNCHING){ + #if GTK_CHECK_VERSION(3, 0, 0) + gtk_style_context_notify_state_change (spinner_style_context, + gtk_widget_get_window ( GTK_WIDGET(userdata)), + NULL, + GTK_STATE_FLAG_ACTIVE, + TRUE); + gtk_style_context_set_state (spinner_style_context, GTK_STATE_FLAG_ACTIVE); + #endif + + priv->current_state = TRANSPORT_STATE_LAUNCHING; + g_debug("TransportWidget::toggle play state : %i", priv->current_state); + } + else{ + transport_widget_toggle_play_pause(bar, new_state); + } + } +} + + +/** +* transport_widget_new: +* @returns: a new #TransportWidget. +**/ +GtkWidget* +transport_widget_new ( DbusmenuMenuitem *item ) +{ + GtkWidget* widget = g_object_new(TRANSPORT_WIDGET_TYPE, NULL); + gtk_widget_set_app_paintable (widget, TRUE); + transport_widget_set_twin_item((TransportWidget*)widget, item); + return widget; +} + |