/*
* Copyright 2013 Canonical Ltd.
*
* 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 .
*
* Authors:
* Conor Curran
* Mirco Müller
* Andrea Cimitan
* Lars Uebernickel
*/
#include "config.h"
#include "idoplaybackmenuitem.h"
#include
#include
typedef enum
{
STATE_PAUSED,
STATE_PLAYING,
STATE_LAUNCHING
} State;
typedef enum
{
BUTTON_NONE,
BUTTON_PREVIOUS,
BUTTON_PLAYPAUSE,
BUTTON_NEXT
} Button;
typedef GtkMenuItemClass IdoPlaybackMenuItemClass;
struct _IdoPlaybackMenuItem
{
GtkMenuItem parent;
State current_state;
Button cur_pushed_button;
Button cur_hover_button;
gboolean has_focus;
gboolean keyboard_activated; /* TRUE if the current button was activated with a key */
GActionGroup *action_group;
gchar *play_action;
gchar *next_action;
gchar *prev_action;
};
G_DEFINE_TYPE (IdoPlaybackMenuItem, ido_playback_menu_item, GTK_TYPE_MENU_ITEM);
static gboolean ido_playback_menu_item_draw (GtkWidget* button, cairo_t *cr);
static void
ido_playback_menu_item_dispose (GObject *object)
{
IdoPlaybackMenuItem *item = IDO_PLAYBACK_MENU_ITEM (object);
if (item->action_group)
{
g_signal_handlers_disconnect_by_data (item->action_group, item);
g_clear_object (&item->action_group);
}
G_OBJECT_CLASS (ido_playback_menu_item_parent_class)->dispose (object);
}
static void
ido_playback_menu_item_finalize (GObject *object)
{
IdoPlaybackMenuItem *item = IDO_PLAYBACK_MENU_ITEM (object);
g_free (item->play_action);
g_free (item->next_action);
g_free (item->prev_action);
G_OBJECT_CLASS (ido_playback_menu_item_parent_class)->finalize (object);
}
static Button
ido_playback_menu_item_get_button_at_pos (gint x,
gint y)
{
if (x > 57 && x < 102 && y > 12 && y < 40)
return BUTTON_PREVIOUS;
else if (x > 101 && x < 143 && y > 5 && y < 47)
return BUTTON_PLAYPAUSE;
else if (x > 142 && x < 187 && y > 12 && y < 40)
return BUTTON_NEXT;
return BUTTON_NONE;
}
static gboolean
ido_playback_menu_item_parent_key_press_event (GtkWidget *widget,
GdkEventKey *event,
gpointer user_data)
{
IdoPlaybackMenuItem *self = user_data;
/* only listen to events when the playback menu item is selected */
if (!self->has_focus)
return FALSE;
switch (event->keyval)
{
case GDK_KEY_Left:
self->cur_pushed_button = BUTTON_PREVIOUS;
if (self->action_group && self->prev_action)
g_action_group_activate_action (self->action_group, self->prev_action, NULL);
break;
case GDK_KEY_Right:
self->cur_pushed_button = BUTTON_NEXT;
if (self->action_group && self->next_action)
g_action_group_activate_action (self->action_group, self->next_action, NULL);
break;
case GDK_KEY_space:
self->cur_pushed_button = BUTTON_PLAYPAUSE;
if (self->action_group && self->play_action)
g_action_group_activate_action (self->action_group, self->play_action, NULL);
break;
default:
self->cur_pushed_button = BUTTON_NONE;
}
if (self->cur_pushed_button)
{
self->keyboard_activated = TRUE;
gtk_widget_queue_draw (widget);
return TRUE;
}
return FALSE;
}
static gboolean
ido_playback_menu_item_parent_key_release_event (GtkWidget *widget,
GdkEventKey *event,
gpointer user_data)
{
IdoPlaybackMenuItem *self = user_data;
switch (event->keyval)
{
case GDK_KEY_Left:
case GDK_KEY_Right:
case GDK_KEY_space:
self->cur_pushed_button = BUTTON_NONE;
self->keyboard_activated = FALSE;
gtk_widget_queue_draw (widget);
return TRUE;
}
return FALSE;
}
static void
ido_playback_menu_item_parent_set (GtkWidget *widget,
GtkWidget *old_parent)
{
GtkWidget *parent;
/* Menus don't pass key events to their children. This works around
* that by listening to key events on the parent widget. */
if (old_parent)
{
g_signal_handlers_disconnect_by_func (old_parent, ido_playback_menu_item_parent_key_press_event, widget);
g_signal_handlers_disconnect_by_func (old_parent, ido_playback_menu_item_parent_key_release_event, widget);
}
parent = gtk_widget_get_parent (widget);
if (parent)
{
g_signal_connect (parent, "key-press-event",
G_CALLBACK (ido_playback_menu_item_parent_key_press_event), widget);
g_signal_connect (parent, "key-release-event",
G_CALLBACK (ido_playback_menu_item_parent_key_release_event), widget);
}
}
static void
ido_playback_menu_item_select (GtkMenuItem *item)
{
IdoPlaybackMenuItem *self = IDO_PLAYBACK_MENU_ITEM (item);
self->has_focus = TRUE;
GTK_MENU_ITEM_CLASS (ido_playback_menu_item_parent_class)->select (item);
}
static void
ido_playback_menu_item_deselect (GtkMenuItem *item)
{
IdoPlaybackMenuItem *self = IDO_PLAYBACK_MENU_ITEM (item);
self->has_focus = FALSE;
GTK_MENU_ITEM_CLASS (ido_playback_menu_item_parent_class)->deselect (item);
}
static gboolean
ido_playback_menu_item_button_press_event (GtkWidget *menuitem,
GdkEventButton *event)
{
IdoPlaybackMenuItem *item = IDO_PLAYBACK_MENU_ITEM (menuitem);
item->cur_pushed_button = ido_playback_menu_item_get_button_at_pos (event->x, event->y);
gtk_widget_queue_draw (menuitem);
return TRUE;
}
static gboolean
ido_playback_menu_item_button_release_event (GtkWidget *menuitem,
GdkEventButton *event)
{
IdoPlaybackMenuItem *item = IDO_PLAYBACK_MENU_ITEM (menuitem);
Button button;
button = ido_playback_menu_item_get_button_at_pos (event->x, event->y);
if (button != item->cur_pushed_button)
button = BUTTON_NONE;
switch (button)
{
case BUTTON_NONE:
break;
case BUTTON_PREVIOUS:
if (item->action_group && item->prev_action)
g_action_group_activate_action (item->action_group, item->prev_action, NULL);
break;
case BUTTON_NEXT:
if (item->action_group && item->next_action)
g_action_group_activate_action (item->action_group, item->next_action, NULL);
break;
case BUTTON_PLAYPAUSE:
if (item->action_group && item->play_action)
g_action_group_activate_action (item->action_group, item->play_action, NULL);
break;
}
item->cur_pushed_button = BUTTON_NONE;
gtk_widget_queue_draw (menuitem);
return TRUE;
}
static gboolean
ido_playback_menu_item_motion_notify_event (GtkWidget *menuitem,
GdkEventMotion *event)
{
IdoPlaybackMenuItem *item = IDO_PLAYBACK_MENU_ITEM (menuitem);
item->cur_hover_button = ido_playback_menu_item_get_button_at_pos (event->x, event->y);
gtk_widget_queue_draw (menuitem);
return TRUE;
}
static gboolean
ido_playback_menu_item_leave_notify_event (GtkWidget *menuitem,
GdkEventCrossing *event)
{
IdoPlaybackMenuItem *item = IDO_PLAYBACK_MENU_ITEM (menuitem);
item->cur_pushed_button = BUTTON_NONE;
item->cur_hover_button = BUTTON_NONE;
gtk_widget_queue_draw (GTK_WIDGET(menuitem));
return TRUE;
}
static void
ido_playback_menu_item_class_init (IdoPlaybackMenuItemClass *klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
GtkMenuItemClass *menuitem_class = GTK_MENU_ITEM_CLASS (klass);
gobject_class->dispose = ido_playback_menu_item_dispose;
gobject_class->finalize = ido_playback_menu_item_finalize;
widget_class->button_press_event = ido_playback_menu_item_button_press_event;
widget_class->button_release_event = ido_playback_menu_item_button_release_event;
widget_class->motion_notify_event = ido_playback_menu_item_motion_notify_event;
widget_class->leave_notify_event = ido_playback_menu_item_leave_notify_event;
widget_class->parent_set = ido_playback_menu_item_parent_set;
widget_class->draw = ido_playback_menu_item_draw;
menuitem_class->select = ido_playback_menu_item_select;
menuitem_class->deselect = ido_playback_menu_item_deselect;
}
static void
ido_playback_menu_item_init (IdoPlaybackMenuItem *self)
{
gtk_style_context_add_class (gtk_widget_get_style_context (GTK_WIDGET (self)), GTK_STYLE_CLASS_SPINNER);
gtk_widget_set_size_request (GTK_WIDGET (self), 200, 43);
}
static void
ido_playback_menu_item_set_state_from_string (IdoPlaybackMenuItem *self,
const gchar *state)
{
if (g_str_equal (state, "Playing"))
self->current_state = STATE_PLAYING;
else if (g_str_equal (state, "Launching"))
self->current_state = STATE_LAUNCHING;
else /* "Paused" and fallback */
self->current_state = STATE_PAUSED;
gtk_widget_queue_draw (GTK_WIDGET (self));
}
static void
ido_playback_menu_item_action_added (GActionGroup *action_group,
const gchar *action_name,
gpointer user_data)
{
IdoPlaybackMenuItem *self = user_data;
if (self->play_action && g_str_equal (action_name, self->play_action))
{
GVariant *state;
state = g_action_group_get_action_state (action_group, self->play_action);
if (g_variant_is_of_type (state, G_VARIANT_TYPE_STRING))
ido_playback_menu_item_set_state_from_string (self, g_variant_get_string (state, NULL));
g_variant_unref (state);
}
}
static void
ido_playback_menu_item_action_removed (GActionGroup *action_group,
const gchar *action_name,
gpointer user_data)
{
IdoPlaybackMenuItem *self = user_data;
if (self->play_action && g_str_equal (action_name, self->play_action))
{
self->current_state = STATE_PAUSED;
gtk_widget_queue_draw (GTK_WIDGET (self));
}
}
static void
ido_playback_menu_item_action_state_changed (GActionGroup *action_group,
const gchar *action_name,
GVariant *value,
gpointer user_data)
{
IdoPlaybackMenuItem *self = user_data;
if (self->play_action && g_str_equal (action_name, self->play_action))
{
if (g_variant_is_of_type (value, G_VARIANT_TYPE_STRING))
ido_playback_menu_item_set_state_from_string (self, g_variant_get_string (value, NULL));
}
}
GtkMenuItem *
ido_playback_menu_item_new_from_model (GMenuItem *item,
GActionGroup *actions)
{
IdoPlaybackMenuItem *widget;
widget = g_object_new (IDO_TYPE_PLAYBACK_MENU_ITEM, NULL);
widget->action_group = g_object_ref (actions);
g_signal_connect (actions, "action-state-changed", G_CALLBACK (ido_playback_menu_item_action_state_changed), widget);
g_signal_connect (actions, "action-added", G_CALLBACK (ido_playback_menu_item_action_added), widget);
g_signal_connect (actions, "action-removed", G_CALLBACK (ido_playback_menu_item_action_removed), widget);
g_menu_item_get_attribute (item, "x-canonical-play-action", "s", &widget->play_action);
g_menu_item_get_attribute (item, "x-canonical-next-action", "s", &widget->next_action);
g_menu_item_get_attribute (item, "x-canonical-previous-action", "s", &widget->prev_action);
if (widget->play_action && g_action_group_has_action (actions, widget->play_action))
ido_playback_menu_item_action_added (actions, widget->play_action, widget);
return GTK_MENU_ITEM (widget);
}
/*
* Drawing
*/
#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
{
double r;
double g;
double b;
} CairoColorRGB;
void _color_shade (const CairoColorRGB *a, float k, CairoColorRGB *b);
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
ido_playback_menu_item_draw (GtkWidget* button, cairo_t *cr)
{
IdoPlaybackMenuItem *item = IDO_PLAYBACK_MENU_ITEM (button);
g_return_val_if_fail(IDO_IS_PLAYBACK_MENU_ITEM (button), FALSE);
g_return_val_if_fail(cr != NULL, FALSE);
cairo_surface_t* surf = NULL;
cairo_t* cr_surf = NULL;
GtkStyle *style;
gtk_style_context_add_class (gtk_widget_get_style_context (button),
GTK_STYLE_CLASS_MENU);
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];
/* Use the menu's style instead of that of the menuitem ('button' is a
* menuitem that is packed in a menu directly). The menuitem's style
* can't be used due to a change in light-themes (lp #1130183).
* Menuitems now have a transparent background, which confuses
* GtkStyle.
*
* This is a workaround until this code gets refactored to use
* GtkStyleContext.
*/
style = gtk_widget_get_style (gtk_widget_get_parent (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);
if(item->cur_pushed_button == BUTTON_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(item->cur_pushed_button == BUTTON_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 (item->cur_hover_button == BUTTON_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 (item->cur_hover_button == BUTTON_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(item->cur_pushed_button != BUTTON_PLAYPAUSE)
{
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(item->cur_pushed_button == BUTTON_PLAYPAUSE)
{
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 (item->cur_hover_button == BUTTON_PLAYPAUSE)
{
/* 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 (item->cur_pushed_button == BUTTON_PREVIOUS && item->keyboard_activated )
{
_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 (item->cur_pushed_button == BUTTON_NEXT && item->keyboard_activated)
{
_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 (item->current_state == STATE_PLAYING)
{
if (item->has_focus &&
(item->cur_pushed_button == BUTTON_NONE || item->cur_pushed_button == BUTTON_PLAYPAUSE))
{
_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 (item->current_state == STATE_PAUSED)
{
if (item->has_focus &&
(item->cur_pushed_button == BUTTON_NONE || item->cur_pushed_button == BUTTON_PLAYPAUSE))
{
_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);
}
else if (item->current_state == STATE_LAUNCHING)
{
// the spinner is not aligned, why? because the play button has odd width/height numbers
gtk_render_activity (gtk_widget_get_style_context (button), cr, 106, 6, 30, 30);
}
return FALSE;
}