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#pragma once
#include "cairo_content.h"
gboolean
draw_content (ClutterCanvas *canvas,
cairo_t *cr,
uint32_t width,
uint32_t height);
void
create_rotated_quad_stage (ClutterActor* stage);
gboolean
draw_content (ClutterCanvas *canvas,
cairo_t *cr,
uint32_t width,
uint32_t height)
{
(void) canvas;
draw_rounded_quad (cr, width, height);
return TRUE;
}
void
create_rotated_quad_stage (ClutterActor* stage)
{
ClutterActor *actor;
ClutterContent *canvas;
ClutterTransition *transition;
/* create a stage */
clutter_stage_set_title (CLUTTER_STAGE (stage),
"Rectangle with rounded corners");
clutter_stage_set_use_alpha (CLUTTER_STAGE (stage), TRUE);
clutter_actor_set_background_color (stage, CLUTTER_COLOR_Black);
clutter_actor_set_size (stage, 500, 500);
clutter_actor_set_opacity (stage, 64);
/* our 2D canvas, courtesy of Cairo */
canvas = clutter_canvas_new ();
clutter_canvas_set_size (CLUTTER_CANVAS (canvas), 300, 300);
/* the actor that will display the contents of the canvas */
actor = clutter_actor_new ();
clutter_actor_set_content (actor, canvas);
clutter_actor_set_content_gravity (actor, CLUTTER_CONTENT_GRAVITY_CENTER);
clutter_actor_set_content_scaling_filters (actor,
CLUTTER_SCALING_FILTER_TRILINEAR,
CLUTTER_SCALING_FILTER_LINEAR);
clutter_actor_set_pivot_point (actor, 0.5f, 0.5f);
ClutterConstraint *constraint =
clutter_align_constraint_new (stage, CLUTTER_ALIGN_BOTH, 0.5);
clutter_actor_add_constraint (actor, constraint);
clutter_actor_set_request_mode (actor, CLUTTER_REQUEST_CONTENT_SIZE);
clutter_actor_add_child (stage, actor);
/* the actor now owns the canvas */
g_object_unref (canvas);
/* create the continuous animation of the actor spinning around its center */
transition = clutter_property_transition_new ("rotation-angle-y");
clutter_transition_set_from (transition, G_TYPE_DOUBLE, 0.0);
clutter_transition_set_to (transition, G_TYPE_DOUBLE, 360.0);
clutter_timeline_set_duration (CLUTTER_TIMELINE (transition), 2000);
clutter_timeline_set_repeat_count (CLUTTER_TIMELINE (transition), -1);
clutter_actor_add_transition (actor, "rotateActor", transition);
/* the actor now owns the transition */
g_object_unref (transition);
/* connect our drawing code */
g_signal_connect (canvas, "draw", G_CALLBACK (draw_content), NULL);
// g_signal_connect (actor, "paint", G_CALLBACK (enter_cb), NULL);
//g_signal_connect (stage, "paint", G_CALLBACK (enter_cb), NULL);
/* invalidate the canvas, so that we can draw before the main loop starts */
clutter_content_invalidate (canvas);
}
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