static void
gml_gtk_widget_create_rect (ClutterActor *parent, JsonObject *obj)
{
GList *l = NULL;
GList *p = NULL;
ClutterColor color = { 0x00, 0x00, 0x00, 0xff };
ClutterActor *rect = clutter_rectangle_new ();
l = json_object_get_members (obj);
for (p = l; p; p = p->next) {
if (!strcmp (p->data, "width")) {
clutter_actor_set_width (rect, (float)json_object_get_int_member (obj, p->data));
} else if (!strcmp (p->data, "height")) {
clutter_actor_set_height (rect, (float)json_object_get_int_member (obj, p->data));
} else if (!strcmp (p->data, "x")) {
clutter_actor_set_x (rect, (float)json_object_get_int_member (obj, p->data));
} else if (!strcmp (p->data, "y")) {
clutter_actor_set_y (rect, (float)json_object_get_int_member (obj, p->data));
} else if (!strcmp (p->data, "color")) {
clutter_color_from_string (&(color), json_object_get_string_member (obj, p->data));
clutter_rectangle_set_color (CLUTTER_RECTANGLE (rect), &color);
} else if (!strcmp (p->data, "border.width")) {
clutter_rectangle_set_border_width (CLUTTER_RECTANGLE (rect), json_object_get_int_member (obj, p->data));
} else if (!strcmp (p->data, "border.color")) {
clutter_color_from_string (&(color), json_object_get_string_member (obj, p->data));
clutter_rectangle_set_border_color (CLUTTER_RECTANGLE (rect), &color);
}
}
clutter_container_add_actor (CLUTTER_CONTAINER (parent), rect);
}
static void
draw_point (guchar *buffer,
guint width,
guint height,
gchar *color_str,
guint x,
guint y)
{
ClutterColor *color = clutter_color_new (0, 0, 0, 255);
clutter_color_from_string (color, color_str);
gint i, j;
for (i = -POINT_SIZE; i < POINT_SIZE; i++)
{
for (j = -POINT_SIZE; j < POINT_SIZE; j++)
{
if (x + i < 0 || x + i >= width ||
y + j < 0 || y + j >= height)
continue;
buffer[(width * (y + j) + x + i) * 3] = color->red;
buffer[(width * (y + j) + x + i) * 3 + 1] = color->green;
buffer[(width * (y + j) + x + i) * 3 + 2] = color->blue;
}
}
clutter_color_free (color);
}
static void
connect_joints (cairo_t *cairo,
SkeltrackJoint *joint_a,
SkeltrackJoint *joint_b,
const gchar *color_str)
{
ClutterColor *color;
if (joint_a == NULL || joint_b == NULL)
return;
color = clutter_color_new (0, 0, 0, 200);
clutter_color_from_string (color, color_str);
cairo_set_line_width (cairo, 10);
clutter_cairo_set_source_color (cairo, color);
cairo_move_to (cairo,
joint_a->screen_x,
joint_a->screen_y);
cairo_line_to (cairo,
joint_b->screen_x,
joint_b->screen_y);
cairo_stroke (cairo);
clutter_color_free (color);
}
//doc ClutterColor fromString(str)
IO_METHOD(IoClutterColor, fromString) {
ClutterColor color;
char *seq = CSTRING(IoMessage_locals_seqArgAt_(m, locals, 0));
clutter_color_from_string(&color, seq);
return IoClutterColor_newWithColor(IOSTATE, color);
}
static void
paint_joint (cairo_t *cairo,
SkeltrackJoint *joint,
gint radius,
const gchar *color_str)
{
ClutterColor *color;
if (joint == NULL)
return;
color = clutter_color_new (0, 0, 0, 200);
clutter_color_from_string (color, color_str);
cairo_set_line_width (cairo, 10);
clutter_cairo_set_source_color (cairo, color);
cairo_arc (cairo,
joint->screen_x,
joint->screen_y,
radius * (THRESHOLD_END - THRESHOLD_BEGIN) / joint->z,
0,
G_PI * 2);
cairo_fill (cairo);
clutter_color_free (color);
}
void App::createPalette()
{
ClutterColor white = { 255, 255, 255, 255 };
selection_rect_ = clutter_rectangle_new_with_color(&white);
clutter_actor_set_size(selection_rect_, 55.0f, 55.0f);
clutter_actor_set_anchor_point_from_gravity(selection_rect_, CLUTTER_GRAVITY_CENTER);
clutter_container_add_actor(CLUTTER_CONTAINER(stage_), selection_rect_);
std::vector<std::string> colors;
colors.push_back(std::string("#c33")); // red
colors.push_back(std::string("#cc3"));
colors.push_back(std::string("#3c3")); // green
colors.push_back(std::string("#3cc"));
colors.push_back(std::string("#33c")); // blue
colors.push_back(std::string("#c3c"));
colors.push_back(std::string("#333")); // black
colors.push_back(std::string("#999"));
colors.push_back(std::string("#ccc"));
// initial color:
ClutterColor chosen;
clutter_color_from_string(&chosen, (*colors.begin()).c_str());
setColor(chosen.red, chosen.green, chosen.blue);
int i = 0;
std::vector<std::string>::iterator iter;
for (iter = colors.begin(); iter != colors.end(); ++iter)
{
ClutterColor color;
clutter_color_from_string(&color, (*iter).c_str());
ClutterActor *rect = clutter_rectangle_new_with_color(&color);
clutter_actor_set_size(rect, 50.0f, 50.0f);
clutter_actor_set_anchor_point_from_gravity(rect, CLUTTER_GRAVITY_CENTER);
clutter_actor_set_position(rect, 35.0f, i * 60.0f + 30.0f);
clutter_actor_set_reactive(rect, TRUE);
clutter_container_add_actor(CLUTTER_CONTAINER(stage_), rect);
g_signal_connect(rect, "button-press-event", G_CALLBACK(button_press_color_cb), this);
if (i == 0)
{
float x = clutter_actor_get_x(rect);
float y = clutter_actor_get_y(rect);
setSelectionPosition(x, y);
}
++i;
}
}
App::App() :
current_(0),
osc_recv_port_(0),
fullscreen_(false),
recording_(false),
verbose_(false),
speed_(1.0f)
{
clutter_color_from_string(&color_, "#ffffffff");
}
void
gml_gtk_widget_set_file (GmlGtkWidget *gml, gchar *f)
{
JsonParser *parser = NULL;
JsonNode *node = NULL;
JsonObject *obj = NULL;
JsonArray *arr = NULL;
GError *error = NULL;
GList *l = NULL;
GList *p = NULL;
parser = json_parser_new ();
json_parser_load_from_file (parser, f, &error);
if (error) {
g_print ("Unable to parse `%s': %s\n", f, error->message);
g_error_free (error);
g_object_unref (parser);
return;
}
node = json_parser_get_root (parser);
obj = json_node_get_object (node);
l = json_object_get_members (obj);
for (p = l; p; p = p->next) {
if (!strcmp (p->data, "width")) {
gml->width = json_object_get_int_member (obj, p->data);
} else if (!strcmp (p->data, "height")) {
gml->height = json_object_get_int_member (obj, p->data);
} else if (!strcmp (p->data, "color")) {
clutter_color_from_string (&(gml->stage_color),
json_object_get_string_member (obj, p->data));
} else if (!strcmp (p->data, "elements")) {
GList *al = NULL;
GList *ap = NULL;
JsonObject *arro = NULL;
// parsing elements
arr = json_object_get_array_member (obj, p->data);
al = json_array_get_elements (arr);
for (ap = al; ap; ap = ap->next) {
arro = json_node_get_object (ap->data);
gml_gtk_widget_create_element (gml->stage, arro);
}
}
}
g_list_free (l);
g_object_unref (parser);
gtk_widget_set_size_request (gml->clutter_widget, gml->width, gml->height);
clutter_stage_set_color (CLUTTER_STAGE (gml->stage), &(gml->stage_color));
}
static gboolean
cairo_renderer_make_point (PinPointRenderer *pp_renderer,
PinPointPoint *point)
{
gboolean ret = TRUE;
if (point->bg_type == PP_BG_COLOR)
{
ClutterColor color;
ret = clutter_color_from_string (&color, point->bg); /* this roughly checks that the color is valid? */
}
return ret;
}
static
gboolean
action_add_text (ClutterActor *action,
ClutterEvent *event,
gpointer userdata)
{
ClutterActor *group = CLUTTER_ACTOR (userdata);
ClutterActor *title;
ClutterColor color;
clutter_color_from_string (&color, "#888");
title = clutter_text_new_full ("Sans 30px", "fnord", &color);
clutter_actor_set_position (title, event->button.x, event->button.y);
clutter_group_add (CLUTTER_GROUP (group), title);
return FALSE;
}
int
main (int argc, char *argv[])
{
ClutterActor *video;
/* So we can fade out at the end. */
clutter_x11_set_use_argb_visual (TRUE);
if (clutter_gst_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
return EXIT_FAILURE;
if (argc < 2)
{
g_print ("Usage: %s [OPTIONS] <video file>\n", argv[0]);
return EXIT_FAILURE;
}
if (!clutter_color_from_string (&bg_color, BG_COLOR))
{
g_warning ("Invalid BG_COLOR");
exit (1);
}
stage = clutter_stage_new ();
/* Clutter's full-screening code does not allow us to
* set both that and _NET_WM_STATE_ABOVE, so do the state
* management ourselves for now. */
#if 0
clutter_stage_set_fullscreen (CLUTTER_STAGE (stage), TRUE);
#endif
/* Clutter will set maximum size restrictions (meaning not
* full screen) unless I set this. */
clutter_stage_set_user_resizable (CLUTTER_STAGE (stage), TRUE);
clutter_stage_set_use_alpha (CLUTTER_STAGE (stage), TRUE);
clutter_actor_set_background_color (stage, &bg_color);
clutter_actor_set_layout_manager (stage,
clutter_bin_layout_new (CLUTTER_BIN_ALIGNMENT_FIXED,
CLUTTER_BIN_ALIGNMENT_FIXED));
clutter_actor_realize (stage);
set_above_and_fullscreen ();
video = clutter_gst_video_texture_new ();
clutter_actor_set_x_expand (video, TRUE);
clutter_actor_set_y_expand (video, TRUE);
clutter_actor_set_x_align (video, CLUTTER_ACTOR_ALIGN_CENTER);
clutter_actor_set_y_align (video, CLUTTER_ACTOR_ALIGN_CENTER);
set_idle_material (CLUTTER_GST_VIDEO_TEXTURE (video));
g_signal_connect (video,
"eos",
G_CALLBACK (on_video_texture_eos),
NULL);
g_signal_connect (stage,
"destroy",
G_CALLBACK (clutter_main_quit),
NULL);
clutter_media_set_filename (CLUTTER_MEDIA (video), argv[1]);
clutter_stage_hide_cursor (CLUTTER_STAGE (stage));
clutter_actor_add_child (stage, video);
g_signal_connect (stage, "key-press-event", G_CALLBACK (key_press_cb), NULL);
clutter_media_set_playing (CLUTTER_MEDIA (video), TRUE);
clutter_actor_show (stage);
clutter_main ();
return EXIT_SUCCESS;
}
static void
_cairo_render_text (CairoRenderer *renderer,
PinPointPoint *point)
{
PangoLayout *layout;
PangoFontDescription *desc;
PangoRectangle logical_rect = { 0, };
ClutterColor text_color,
shading_color;
float text_x, text_y, text_width, text_height, text_scale;
float shading_x, shading_y, shading_width, shading_height;
if (point == NULL)
return;
layout = pango_cairo_create_layout (renderer->ctx);
desc = pango_font_description_from_string (point->font);
pango_layout_set_font_description (layout, desc);
if (point->use_markup)
pango_layout_set_markup (layout, point->text, -1);
else
pango_layout_set_text (layout, point->text, -1);
pango_layout_set_alignment (layout, point->text_align);
pango_layout_get_extents (layout, NULL, &logical_rect);
text_width = (logical_rect.x + logical_rect.width) / 1024;
text_height = (logical_rect.y + logical_rect.height) / 1024;
if (text_width < 1)
goto out;
pp_get_text_position_scale (point,
renderer->width, renderer->height,
text_width, text_height,
&text_x, &text_y,
&text_scale);
pp_get_shading_position_size (renderer->height, renderer->width, /* XXX: is this right order?? */
text_x, text_y,
text_width, text_height,
text_scale,
&shading_x, &shading_y,
&shading_width, &shading_height);
clutter_color_from_string (&text_color, point->text_color);
clutter_color_from_string (&shading_color, point->shading_color);
cairo_set_source_rgba (renderer->ctx,
shading_color.red / 255.f,
shading_color.green / 255.f,
shading_color.blue / 255.f,
shading_color.alpha / 255.f * point->shading_opacity);
cairo_rectangle (renderer->ctx,
shading_x, shading_y, shading_width, shading_height);
cairo_fill (renderer->ctx);
cairo_save (renderer->ctx);
cairo_translate (renderer->ctx, text_x, text_y);
cairo_scale (renderer->ctx, text_scale, text_scale);
cairo_set_source_rgba (renderer->ctx,
text_color.red / 255.f,
text_color.green / 255.f,
text_color.blue / 255.f,
text_color.alpha / 255.f);
pango_cairo_show_layout (renderer->ctx, layout);
cairo_restore (renderer->ctx);
out:
pango_font_description_free (desc);
g_object_unref (layout);
}
int main (int argc, char **argv)
{
ClutterActor *stage;
ClutterActor *text;
ClutterAnimation *animation;
ClutterColor red, green, blue;
g_thread_init (NULL);
gst_init (&argc, &argv);
if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
return 1;
clutter_color_from_string (&red, "red");
clutter_color_from_string (&green, "green");
clutter_color_from_string (&blue, "blue");
stage = clutter_stage_get_default ();
text = g_object_new (CLUTTER_TYPE_TEXT,
"text", "Red",
"font-name", "Sans 40px",
"color", &red,
NULL);
clutter_container_add_actor (CLUTTER_CONTAINER (stage), text);
animation = clutter_actor_animate (text,
CLUTTER_EASE_IN_OUT_QUAD,
3000,
"x", 320,
"y", 240,
NULL);
g_signal_connect (animation, "completed",
G_CALLBACK (on_animation_completed), NULL);
text = g_object_new (CLUTTER_TYPE_TEXT,
"text", "Blue",
"font-name", "Sans 40px",
"color", &blue,
"x", 640,
"y", 0,
NULL);
clutter_actor_set_anchor_point_from_gravity (text, CLUTTER_GRAVITY_NORTH_EAST);
clutter_container_add_actor (CLUTTER_CONTAINER (stage), text);
animation = clutter_actor_animate (text,
CLUTTER_EASE_IN_OUT_QUAD,
3000,
"x", 320,
"y", 240,
NULL);
text = g_object_new (CLUTTER_TYPE_TEXT,
"text", "Green",
"font-name", "Sans 40px",
"color", &green,
"x", 0,
"y", 480,
NULL);
clutter_actor_set_anchor_point_from_gravity (text, CLUTTER_GRAVITY_SOUTH_WEST);
clutter_container_add_actor (CLUTTER_CONTAINER (stage), text);
animation = clutter_actor_animate (text,
CLUTTER_EASE_IN_OUT_QUAD,
3000,
"x", 320,
"y", 240,
NULL);
recorder = shell_recorder_new (CLUTTER_STAGE (stage));
shell_recorder_set_filename (recorder, "test-recorder.ogg");
clutter_actor_show (stage);
shell_recorder_record (recorder);
clutter_main ();
return 0;
}
static gboolean
pp_is_color (const char *string)
{
ClutterColor color;
return clutter_color_from_string (&color, string);
}
int main (int argc, char **argv)
{
ClutterActor *stage;
ClutterActor *text;
ClutterAnimation *animation;
ClutterColor red, green, blue;
gtk_init (&argc, &argv);
gst_init (&argc, &argv);
if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
return 1;
clutter_color_from_string (&red, "red");
clutter_color_from_string (&green, "green");
clutter_color_from_string (&blue, "blue");
stage = clutter_stage_new ();
g_signal_connect (stage, "destroy", G_CALLBACK (clutter_main_quit), NULL);
text = g_object_new (CLUTTER_TYPE_TEXT,
"text", "Red",
"font-name", "Sans 40px",
"color", &red,
NULL);
clutter_actor_add_child (stage, text);
animation = clutter_actor_animate (text,
CLUTTER_EASE_IN_OUT_QUAD,
3000,
"x", 320.0,
"y", 240.0,
NULL);
g_signal_connect (animation, "completed",
G_CALLBACK (on_animation_completed), stage);
text = g_object_new (CLUTTER_TYPE_TEXT,
"text", "Blue",
"font-name", "Sans 40px",
"color", &blue,
"x", 640.0,
"y", 0.0,
NULL);
clutter_actor_set_anchor_point_from_gravity (text, CLUTTER_GRAVITY_NORTH_EAST);
clutter_actor_add_child (stage, text);
animation = clutter_actor_animate (text,
CLUTTER_EASE_IN_OUT_QUAD,
3000,
"x", 320.0,
"y", 240.0,
NULL);
text = g_object_new (CLUTTER_TYPE_TEXT,
"text", "Green",
"font-name", "Sans 40px",
"color", &green,
"x", 0.0,
"y", 480.0,
NULL);
clutter_actor_set_anchor_point_from_gravity (text, CLUTTER_GRAVITY_SOUTH_WEST);
clutter_actor_add_child (stage, text);
animation = clutter_actor_animate (text,
CLUTTER_EASE_IN_OUT_QUAD,
3000,
"x", 320.0,
"y", 240.0,
NULL);
g_signal_connect_after (stage, "realize",
G_CALLBACK (on_stage_realized), NULL);
clutter_actor_show (stage);
clutter_main ();
return 0;
}
static void
set_up_stage (CalibArea *calib_area, ClutterActor *stage)
{
ClutterPoint anchor;
ClutterColor color;
ClutterContent *success_content;
gfloat height;
gchar *markup;
calib_area->stage = stage;
calib_area->action_layer = clutter_actor_new ();
calib_area->clock = cc_clock_actor_new ();
calib_area->target = cc_target_actor_new ();
calib_area->text_title_holder = clutter_actor_new ();
calib_area->helper_text_title = clutter_text_new ();
calib_area->text_body_holder = clutter_actor_new ();
calib_area->helper_text_body = clutter_text_new ();
calib_area->error_text = clutter_text_new ();
calib_area->success_image = clutter_actor_new ();
clutter_stage_set_use_alpha (CLUTTER_STAGE (stage), TRUE);
clutter_actor_hide (calib_area->target);
/* bind the action layer's geometry to the stage's */
clutter_actor_add_constraint (calib_area->action_layer,
clutter_bind_constraint_new (stage,
CLUTTER_BIND_SIZE,
0));
clutter_actor_add_child (stage, calib_area->action_layer);
g_signal_connect (stage,
"allocation-changed",
G_CALLBACK (on_allocation_changed),
calib_area);
clutter_color_from_string (&color, "#000");
color.alpha = WINDOW_OPACITY * 255;
clutter_actor_set_background_color (stage, &color);
clutter_actor_add_child (calib_area->action_layer, calib_area->clock);
clutter_actor_add_constraint (calib_area->clock,
clutter_align_constraint_new (stage,
CLUTTER_ALIGN_BOTH,
0.5));
clutter_actor_add_child (calib_area->action_layer, calib_area->target);
/* set the helper text */
anchor.x = 0;
g_object_set (calib_area->text_title_holder, "pivot-point", &anchor, NULL);
clutter_actor_add_child (calib_area->action_layer,
calib_area->text_title_holder);
clutter_actor_add_child (calib_area->text_title_holder,
calib_area->helper_text_title);
height = clutter_actor_get_height (calib_area->clock);
clutter_actor_add_constraint (calib_area->text_title_holder,
clutter_bind_constraint_new (calib_area->clock,
CLUTTER_BIND_Y,
height * 1.5));
clutter_actor_add_constraint (calib_area->text_title_holder,
clutter_align_constraint_new (stage,
CLUTTER_ALIGN_X_AXIS,
.5));
clutter_text_set_line_alignment (CLUTTER_TEXT (calib_area->helper_text_title),
PANGO_ALIGN_CENTER);
color.red = COLOR_GRAY;
color.green = COLOR_GRAY;
color.blue = COLOR_GRAY;
color.alpha = 255;
markup = g_strdup_printf ("<big><b>%s</b></big>",
_(HELP_TEXT_TITLE));
clutter_text_set_markup (CLUTTER_TEXT (calib_area->helper_text_title), markup);
clutter_text_set_color (CLUTTER_TEXT (calib_area->helper_text_title), &color);
g_free (markup);
g_object_set (calib_area->text_body_holder, "pivot-point", &anchor, NULL);
clutter_actor_add_child (calib_area->action_layer,
calib_area->text_body_holder);
clutter_actor_add_child (calib_area->text_body_holder,
calib_area->helper_text_body);
height = clutter_actor_get_height (calib_area->helper_text_title);
clutter_actor_add_constraint (calib_area->text_body_holder,
clutter_bind_constraint_new (calib_area->text_title_holder,
CLUTTER_BIND_Y,
height * 1.2));
clutter_actor_add_constraint (calib_area->text_body_holder,
clutter_align_constraint_new (stage,
CLUTTER_ALIGN_X_AXIS,
.5));
clutter_text_set_line_alignment (CLUTTER_TEXT (calib_area->helper_text_body),
PANGO_ALIGN_CENTER);
markup = g_strdup_printf ("<span foreground=\"white\"><big>%s</big></span>",
_(HELP_TEXT_MAIN));
clutter_text_set_markup (CLUTTER_TEXT (calib_area->helper_text_body), markup);
g_free (markup);
/* set the error text */
g_object_set (calib_area->error_text, "pivot-point", &anchor, NULL);
clutter_actor_add_child (calib_area->action_layer, calib_area->error_text);
height = clutter_actor_get_height (calib_area->helper_text_body);
clutter_actor_add_constraint (calib_area->error_text,
clutter_bind_constraint_new (calib_area->text_title_holder,
CLUTTER_BIND_Y,
height * 3));
clutter_actor_add_constraint (calib_area->error_text,
clutter_align_constraint_new (stage,
CLUTTER_ALIGN_X_AXIS,
.5));
clutter_text_set_line_alignment (CLUTTER_TEXT (calib_area->error_text),
PANGO_ALIGN_CENTER);
markup = g_strdup_printf ("<span foreground=\"white\"><big>"
"<b>%s</b></big></span>",
ERROR_MESSAGE);
clutter_text_set_markup (CLUTTER_TEXT (calib_area->error_text), markup);
g_free (markup);
clutter_actor_hide (calib_area->error_text);
/* configure success image */
success_content = clutter_image_new ();
clutter_actor_set_content (calib_area->success_image,
success_content);
g_object_unref (success_content);
clutter_actor_add_child (stage, calib_area->success_image);
clutter_actor_add_constraint (calib_area->success_image,
clutter_align_constraint_new (stage,
CLUTTER_ALIGN_BOTH,
.5));
/* animate clock */
calib_area->clock_timeline = clutter_property_transition_new ("angle");
clutter_timeline_set_progress_mode (CLUTTER_TIMELINE (calib_area->clock_timeline),
CLUTTER_LINEAR);
clutter_timeline_set_duration (CLUTTER_TIMELINE (calib_area->clock_timeline),
MAX_TIME);
clutter_transition_set_animatable (calib_area->clock_timeline,
CLUTTER_ANIMATABLE (calib_area->clock));
clutter_transition_set_from (calib_area->clock_timeline, G_TYPE_FLOAT, .0);
clutter_transition_set_to (calib_area->clock_timeline, G_TYPE_FLOAT, 360.0);
clutter_timeline_set_repeat_count (CLUTTER_TIMELINE (calib_area->clock_timeline),
-1);
clutter_timeline_start (CLUTTER_TIMELINE (calib_area->clock_timeline));
g_signal_connect (CLUTTER_TIMELINE (calib_area->clock_timeline),
"completed",
G_CALLBACK (on_timeout),
calib_area);
g_signal_connect (stage,
"button-press-event",
G_CALLBACK (on_button_press_event),
calib_area);
g_signal_connect (stage,
"key-release-event",
G_CALLBACK (on_key_release_event),
calib_area);
}
G_MODULE_EXPORT int
test_behave_main (int argc, char *argv[])
{
ClutterTimeline *timeline;
ClutterAlpha *alpha;
ClutterBehaviour *o_behave, *p_behave;
ClutterActor *stage;
ClutterActor *group, *rect, *hand;
ClutterColor stage_color = { 0xcc, 0xcc, 0xcc, 0xff };
ClutterColor rect_bg_color = { 0x33, 0x22, 0x22, 0xff };
ClutterColor rect_border_color = { 0, 0, 0, 0 };
int i;
path_t path_type = PATH_POLY;
const char *knots_poly = ("M 0, 0 L 0, 300 L 300, 300 "
"L 300, 0 L 0, 0");
/* A spiral created with inkscake */
const char *knots_bspline =
"M 34.285713,35.219326 "
"C 44.026891,43.384723 28.084874,52.378758 20.714286,51.409804 "
"C 0.7404474,48.783999 -4.6171866,23.967448 1.904757,8.0764719 "
"C 13.570984,-20.348756 49.798303,-26.746504 74.999994,-13.352108 "
"C 111.98449,6.3047056 119.56591,55.259271 99.047626,89.505034 "
"C 71.699974,135.14925 9.6251774,143.91924 -33.571422,116.17172 "
"C -87.929934,81.254291 -97.88804,5.8941057 -62.857155,-46.209236 "
"C -20.430061,-109.31336 68.300385,-120.45954 129.2857,-78.114021 "
"C 201.15479,-28.21129 213.48932,73.938876 163.80954,143.79074 "
"C 106.45226,224.43749 -9.1490153,237.96076 -87.85713,180.93363 "
"C -177.29029,116.13577 -192.00272,-12.937817 -127.61907,-100.49494 "
"C -55.390344,-198.72081 87.170553,-214.62275 183.57141,-142.87593 "
"C 290.59464,-63.223369 307.68641,92.835839 228.57145,198.07645";
for (i = 0; i < argc; ++i)
{
if (!strncmp (argv[i], "--path", 6))
{
if (!strncmp (argv[i] + 7, "poly", 4))
path_type = PATH_POLY;
else if (!strncmp (argv[i] + 7, "bspline", 7))
path_type = PATH_BSPLINE;
else if (!strncmp (argv[i] + 7, "ellipse", 7))
path_type = PATH_ELLIPSE;
}
else if (!strncmp (argv[i], "--help", 6))
{
printf ("behave [--path=poly|ellipse|bspline]\n");
exit (0);
}
}
clutter_init (&argc, &argv);
stage = clutter_stage_get_default ();
clutter_stage_hide_cursor (CLUTTER_STAGE (stage));
g_signal_connect (stage, "button-press-event",
G_CALLBACK (button_press_cb),
NULL);
g_signal_connect (stage, "scroll-event",
G_CALLBACK (scroll_event_cb),
NULL);
g_signal_connect (stage, "key-press-event",
G_CALLBACK (clutter_main_quit),
NULL);
clutter_stage_set_color (CLUTTER_STAGE (stage),
&stage_color);
/* Make a hand */
group = clutter_group_new ();
clutter_container_add_actor (CLUTTER_CONTAINER (stage), group);
clutter_actor_show (group);
hand = clutter_texture_new_from_file ("redhand.png", NULL);
if (hand == NULL)
{
g_error("pixbuf load failed");
return 1;
}
clutter_actor_set_position (hand, 0, 0);
clutter_actor_show (hand);
rect = clutter_rectangle_new ();
clutter_actor_set_position (rect, 0, 0);
clutter_actor_set_size (rect,
clutter_actor_get_width (hand),
clutter_actor_get_height (hand));
clutter_rectangle_set_color (CLUTTER_RECTANGLE (rect),
&rect_bg_color);
clutter_rectangle_set_border_width (CLUTTER_RECTANGLE (rect), 10);
clutter_color_from_string (&rect_border_color, "DarkSlateGray");
clutter_rectangle_set_border_color (CLUTTER_RECTANGLE (rect),
&rect_border_color);
clutter_actor_show (rect);
clutter_container_add (CLUTTER_CONTAINER (group), rect, hand, NULL);
/* Make a timeline */
timeline = clutter_timeline_new (4000); /* num frames, fps */
clutter_timeline_set_loop (timeline, TRUE);
g_signal_connect (timeline,
"completed", G_CALLBACK (timeline_completed),
NULL);
/* Set an alpha func to power behaviour - ramp is constant rise */
alpha = clutter_alpha_new_full (timeline, CLUTTER_LINEAR);
/* Create a behaviour for that alpha */
o_behave = clutter_behaviour_opacity_new (alpha, 0X33, 0xff);
/* Apply it to our actor */
clutter_behaviour_apply (o_behave, group);
/* Make a path behaviour and apply that too */
switch (path_type)
{
case PATH_POLY:
{
ClutterPath *path = clutter_path_new ();
clutter_path_set_description (path, knots_poly);
p_behave = clutter_behaviour_path_new (alpha, path);
}
break;
case PATH_ELLIPSE:
p_behave =
clutter_behaviour_ellipse_new (alpha, 200, 200, 400, 300,
CLUTTER_ROTATE_CW,
0.0, 360.0);
clutter_behaviour_ellipse_set_angle_tilt (CLUTTER_BEHAVIOUR_ELLIPSE (p_behave),
CLUTTER_X_AXIS,
45.0);
clutter_behaviour_ellipse_set_angle_tilt (CLUTTER_BEHAVIOUR_ELLIPSE (p_behave),
CLUTTER_Z_AXIS,
45.0);
break;
case PATH_BSPLINE:
{
ClutterPath *path = clutter_path_new ();
clutter_path_set_description (path, knots_bspline);
p_behave = clutter_behaviour_path_new (alpha, path);
}
break;
}
clutter_behaviour_apply (p_behave, group);
/* start the timeline and thus the animations */
clutter_timeline_start (timeline);
clutter_actor_show_all (stage);
clutter_main();
g_object_unref (o_behave);
g_object_unref (p_behave);
return 0;
}
static void
on_monitors_changed (MetaScreen *screen,
MetaPlugin *plugin)
{
MetaDefaultPlugin *self = META_DEFAULT_PLUGIN (plugin);
__attribute__ ((unused)) ClutterAnimation *animation;
int i, n;
gchar *wallpaper = NULL;
GFile *wallpaper_file = NULL;
gchar *filename = NULL;
GDesktopBackgroundStyle style;
GDesktopBackgroundShading shading_direction;
ClutterColor primary_color;
ClutterColor secondary_color;
gboolean random_colour = FALSE;
clutter_actor_destroy_all_children (self->priv->background_group);
wallpaper = g_settings_get_string (self->priv->settings, PICTURE_URI_KEY);
/* We don't currently support slideshows */
if (!wallpaper || g_str_has_suffix(wallpaper, ".xml"))
random_colour = TRUE;
else {
gchar *color_str;
/* Shading direction*/
shading_direction = g_settings_get_enum (self->priv->settings, COLOR_SHADING_TYPE_KEY);
/* Primary color */
color_str = g_settings_get_string (self->priv->settings, PRIMARY_COLOR_KEY);
if (color_str)
{
clutter_color_from_string (&primary_color, color_str);
g_free (color_str);
color_str = NULL;
}
/* Secondary color */
color_str = g_settings_get_string (self->priv->settings, SECONDARY_COLOR_KEY);
if (color_str)
{
clutter_color_from_string (&secondary_color, color_str);
g_free (color_str);
color_str = NULL;
}
/* Picture options: "none", "wallpaper", "centered", "scaled", "stretched", "zoom", "spanned" */
style = g_settings_get_enum (self->priv->settings, BACKGROUND_STYLE_KEY);
wallpaper_file = g_file_new_for_uri(wallpaper);
filename = g_file_get_path(wallpaper_file);
}
n = meta_screen_get_n_monitors (screen);
for (i = 0; i < n; i++)
{
MetaBackground *content;
MetaRectangle rect;
ClutterActor *background;
background = meta_background_actor_new ();
content = meta_background_new (screen,
i,
META_BACKGROUND_EFFECTS_NONE);
// Don't use rand() here, mesa calls srand() internally when
// parsing the driconf XML, but it's nice if the colors are
// reproducible.
if (random_colour)
{
clutter_color_init (&primary_color,
g_random_int () % 255,
g_random_int () % 255,
g_random_int () % 255,
255);
meta_background_load_color (content, &primary_color);
} else {
if (style == G_DESKTOP_BACKGROUND_STYLE_NONE ||
g_str_has_suffix (filename, GNOME_COLOR_HACK))
{
if (shading_direction == G_DESKTOP_BACKGROUND_SHADING_SOLID)
meta_background_load_color (content, &primary_color);
else
meta_background_load_gradient (content,
shading_direction,
&primary_color,
&secondary_color);
} else {
/* Set the background */
meta_background_load_file_async (content,
filename,
style,
NULL, /*TODO use cancellable*/
background_load_file_cb,
self);
}
}
clutter_actor_set_content (background, CLUTTER_CONTENT (content));
g_object_unref (content);
meta_screen_get_monitor_geometry (screen, i, &rect);
clutter_actor_set_position (background, rect.x, rect.y);
clutter_actor_set_size (background, rect.width, rect.height);
clutter_actor_add_child (self->priv->background_group, background);
clutter_actor_set_scale (background, 0.0, 0.0);
clutter_actor_show (background);
clutter_actor_set_pivot_point (background, 0.5, 0.5);
/* Ease in the background using a scale effect */
animation = clutter_actor_animate (background, CLUTTER_EASE_IN_SINE,
BACKGROUND_TIMEOUT,
"scale-x", 1.0,
"scale-y", 1.0,
NULL);
}
if (wallpaper_file)
g_object_unref(wallpaper_file);
g_free(wallpaper);
g_free(filename);
}
static void
_cairo_render_background (CairoRenderer *renderer,
PinPointPoint *point)
{
char *full_path = NULL;
const char *file;
if (point == NULL)
return;
file = point->bg;
if (point->bg_type != PP_BG_COLOR && renderer->path && file)
{
char *dir = g_path_get_dirname (renderer->path);
full_path = g_build_filename (dir, file, NULL);
g_free (dir);
file = full_path;
}
if (point->stage_color)
{
ClutterColor color;
clutter_color_from_string (&color, point->stage_color);
cairo_set_source_rgba (renderer->ctx,
color.red / 255.f,
color.green / 255.f,
color.blue / 255.f,
color.alpha / 255.f);
cairo_paint (renderer->ctx);
}
switch (point->bg_type)
{
case PP_BG_NONE:
break;
case PP_BG_COLOR:
{
ClutterColor color;
clutter_color_from_string (&color, point->bg);
cairo_set_source_rgba (renderer->ctx,
color.red / 255.f,
color.green / 255.f,
color.blue / 255.f,
color.alpha / 255.f);
cairo_paint (renderer->ctx);
}
break;
case PP_BG_IMAGE:
{
cairo_surface_t *surface;
float bg_x, bg_y, bg_width, bg_height, bg_scale_x, bg_scale_y;
surface = _cairo_get_surface (renderer, file);
if (surface == NULL)
break;
bg_width = cairo_image_surface_get_width (surface);
bg_height = cairo_image_surface_get_height (surface);
pp_get_background_position_scale (point,
renderer->width, renderer->height,
bg_width, bg_height,
&bg_x, &bg_y,
&bg_scale_x, &bg_scale_y);
cairo_save (renderer->ctx);
cairo_translate (renderer->ctx, bg_x, bg_y);
cairo_scale (renderer->ctx, bg_scale_x, bg_scale_y);
cairo_set_source_surface (renderer->ctx, surface, 0., 0.);
cairo_paint (renderer->ctx);
cairo_restore (renderer->ctx);
}
break;
case PP_BG_VIDEO:
{
#ifdef USE_CLUTTER_GST
GdkPixbuf *pixbuf;
cairo_surface_t *surface;
float bg_x, bg_y, bg_width, bg_height, bg_scale_x, bg_scale_y;
GCancellable* cancellable = g_cancellable_new ();
GFile *abs_file;
gchar *abs_path;
abs_file = g_file_resolve_relative_path (pp_basedir, point->bg);
abs_path = g_file_get_path (abs_file);
g_object_unref (abs_file);
pixbuf = gst_video_thumbnailer_get_shot (abs_path, cancellable);
g_free (abs_path);
if (pixbuf == NULL)
{
g_warning ("Could not create video thumbmail for %s", point->bg);
break;
}
surface = _cairo_new_surface_from_pixbuf (pixbuf);
g_hash_table_insert (renderer->surfaces, g_strdup (file), surface);
bg_width = cairo_image_surface_get_width (surface);
bg_height = cairo_image_surface_get_height (surface);
pp_get_background_position_scale (point,
renderer->width, A4_LS_HEIGHT,
bg_width, bg_height,
&bg_x, &bg_y,
&bg_scale_x, &bg_scale_y);
cairo_save (renderer->ctx);
cairo_translate (renderer->ctx, bg_x, bg_y);
cairo_scale (renderer->ctx, bg_scale_x, bg_scale_y);
cairo_set_source_surface (renderer->ctx, surface, 0., 0.);
cairo_paint (renderer->ctx);
cairo_restore (renderer->ctx);
#endif
break;
}
case PP_BG_SVG:
#ifdef HAVE_RSVG
{
RsvgHandle *svg = _cairo_get_svg (renderer, file);
RsvgDimensionData dim;
float bg_x, bg_y, bg_scale_x, bg_scale_y;
if (svg == NULL)
break;
rsvg_handle_get_dimensions (svg, &dim);
pp_get_background_position_scale (point,
renderer->width, renderer->height,
dim.width, dim.height,
&bg_x, &bg_y,
&bg_scale_x, &bg_scale_y);
cairo_save (renderer->ctx);
cairo_translate (renderer->ctx, bg_x, bg_y);
cairo_scale (renderer->ctx, bg_scale_x, bg_scale_y);
rsvg_handle_render_cairo (svg, renderer->ctx);
cairo_restore (renderer->ctx);
}
#endif
break;
case PP_BG_CAMERA:
/* silently ignore camera backgrounds */
break;
default:
g_assert_not_reached();
}
g_free (full_path);
}
