[clutter/wip/apocalypses/apocalypse-3: 26/35] interactive/image: Test ClutterImage
- From: Emmanuele Bassi <ebassi src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [clutter/wip/apocalypses/apocalypse-3: 26/35] interactive/image: Test ClutterImage
- Date: Thu, 15 Mar 2012 12:06:10 +0000 (UTC)
commit 9be848f552d1d1c598aa0b85bd661cbd08382ffa
Author: Emmanuele Bassi <ebassi linux intel com>
Date: Fri Mar 9 14:58:17 2012 +0000
interactive/image: Test ClutterImage
Load up the image content using a GdkPixbuf; this means that the test is
not compiled when --disable-gdk-pixbuf is passed.
tests/interactive/Makefile.am | 8 +-
tests/interactive/test-image.c | 252 ++++++++++++++++++++++++++++++++++++++++
2 files changed, 258 insertions(+), 2 deletions(-)
---
diff --git a/tests/interactive/Makefile.am b/tests/interactive/Makefile.am
index 83a25e8..a9d7375 100644
--- a/tests/interactive/Makefile.am
+++ b/tests/interactive/Makefile.am
@@ -63,6 +63,10 @@ if X11_TESTS
UNIT_TESTS += test-pixmap.c
endif
+if PIXBUF_TESTS
+UNIT_TESTS += test-image.c
+endif
+
if OS_WIN32
SHEXT =
else
@@ -149,14 +153,14 @@ common_ldadd = $(top_builddir)/clutter/libclutter- CLUTTER_API_VERSION@.la
noinst_PROGRAMS = test-interactive
test_interactive_SOURCES = test-main.c test-unit-names.h $(UNIT_TESTS)
-test_interactive_CFLAGS = $(CLUTTER_CFLAGS)
+test_interactive_CFLAGS = $(CLUTTER_CFLAGS) $(GDK_PIXBUF_CFLAGS)
test_interactive_CPPFLAGS = \
-DTESTS_DATADIR=\""$(abs_top_srcdir)/tests/data"\" \
-DG_DISABLE_SINGLE_INCLUDES \
-DGLIB_DISABLE_DEPRECATION_WARNINGS \
-DCLUTTER_DISABLE_DEPRECATION_WARNINGS
test_interactive_LDFLAGS = -export-dynamic
-test_interactive_LDADD = $(CLUTTER_LIBS) $(common_ldadd) -lm
+test_interactive_LDADD = $(CLUTTER_LIBS) $(GDK_PIXBUF_LIBS) $(common_ldadd) -lm
EXTRA_DIST = \
wrapper.sh.in \
diff --git a/tests/interactive/test-image.c b/tests/interactive/test-image.c
new file mode 100644
index 0000000..e77108c
--- /dev/null
+++ b/tests/interactive/test-image.c
@@ -0,0 +1,252 @@
+#include <stdlib.h>
+#include <gmodule.h>
+#include <gdk-pixbuf/gdk-pixbuf.h>
+#include <clutter/clutter.h>
+
+typedef struct _SolidContent {
+ GObject parent_instance;
+
+ double red;
+ double green;
+ double blue;
+ double alpha;
+
+ float padding;
+} SolidContent;
+
+typedef struct _SolidContentClass {
+ GObjectClass parent_class;
+} SolidContentClass;
+
+static void clutter_content_iface_init (ClutterContentIface *iface);
+
+G_DEFINE_TYPE_WITH_CODE (SolidContent, solid_content, G_TYPE_OBJECT,
+ G_IMPLEMENT_INTERFACE (CLUTTER_TYPE_CONTENT,
+ clutter_content_iface_init))
+
+static void
+solid_content_paint_content (ClutterContent *content,
+ ClutterActor *actor,
+ ClutterPaintNode *root)
+{
+ SolidContent *self = (SolidContent *) content;
+ ClutterActorBox box, content_box;
+ ClutterColor color;
+ PangoLayout *layout;
+ PangoRectangle logical;
+ ClutterPaintNode *node;
+
+#if 0
+ g_debug ("Painting content [%p] "
+ "{ r:%.2f, g:%.2f, b:%.2f, a:%.2f } "
+ "for actor [%p] (context: [%p])",
+ content,
+ self->red,
+ self->green,
+ self->blue,
+ self->alpha,
+ actor, context);
+#endif
+
+ clutter_actor_get_content_box (actor, &content_box);
+
+ box = content_box;
+ box.x1 += self->padding;
+ box.y1 += self->padding;
+ box.x2 -= self->padding;
+ box.y2 -= self->padding;
+
+ color.alpha = self->alpha * 255;
+
+ color.red = self->red * 255;
+ color.green = self->green * 255;
+ color.blue = self->blue * 255;
+
+ node = clutter_color_node_new (&color);
+ clutter_paint_node_add_rectangle (node, &box);
+ clutter_paint_node_add_child (root, node);
+ clutter_paint_node_unref (node);
+
+ color.red = (1.0 - self->red) * 255;
+ color.green = (1.0 - self->green) * 255;
+ color.blue = (1.0 - self->blue) * 255;
+
+ layout = clutter_actor_create_pango_layout (actor, "A");
+ pango_layout_get_pixel_extents (layout, NULL, &logical);
+
+ node = clutter_text_node_new (layout, &color);
+
+ /* top-left */
+ box.x1 = clutter_actor_box_get_x (&content_box);
+ box.y1 = clutter_actor_box_get_y (&content_box);
+ box.x2 = box.x1 + logical.width;
+ box.y2 = box.y1 + logical.height;
+ clutter_paint_node_add_rectangle (node, &box);
+
+ /* top-right */
+ box.x1 = clutter_actor_box_get_x (&content_box)
+ + clutter_actor_box_get_width (&content_box)
+ - logical.width;
+ box.y1 = clutter_actor_box_get_y (&content_box);
+ box.x2 = box.x1 + logical.width;
+ box.y2 = box.y1 + logical.height;
+ clutter_paint_node_add_rectangle (node, &box);
+
+ /* bottom-right */
+ box.x1 = clutter_actor_box_get_x (&content_box)
+ + clutter_actor_box_get_width (&content_box)
+ - logical.width;
+ box.y1 = clutter_actor_box_get_y (&content_box)
+ + clutter_actor_box_get_height (&content_box)
+ - logical.height;
+ box.x2 = box.x1 + logical.width;
+ box.y2 = box.y1 + logical.height;
+ clutter_paint_node_add_rectangle (node, &box);
+
+ /* bottom-left */
+ box.x1 = clutter_actor_box_get_x (&content_box);
+ box.y1 = clutter_actor_box_get_y (&content_box)
+ + clutter_actor_box_get_height (&content_box)
+ - logical.height;
+ box.x2 = box.x1 + logical.width;
+ box.y2 = box.y1 + logical.height;
+ clutter_paint_node_add_rectangle (node, &box);
+
+ /* center */
+ box.x1 = clutter_actor_box_get_x (&content_box)
+ + (clutter_actor_box_get_width (&content_box) - logical.width) / 2.0;
+ box.y1 = clutter_actor_box_get_y (&content_box)
+ + (clutter_actor_box_get_height (&content_box) - logical.height) / 2.0;
+ box.x2 = box.x1 + logical.width;
+ box.y2 = box.y1 + logical.height;
+ clutter_paint_node_add_rectangle (node, &box);
+
+ clutter_paint_node_add_child (root, node);
+ clutter_paint_node_unref (node);
+
+ g_object_unref (layout);
+}
+
+static void
+clutter_content_iface_init (ClutterContentIface *iface)
+{
+ iface->paint_content = solid_content_paint_content;
+}
+
+static void
+solid_content_class_init (SolidContentClass *klass)
+{
+}
+
+static void
+solid_content_init (SolidContent *self)
+{
+}
+
+static ClutterContent *
+solid_content_new (double red,
+ double green,
+ double blue,
+ double alpha,
+ float padding)
+{
+ SolidContent *self = g_object_new (solid_content_get_type (), NULL);
+
+ self->red = red;
+ self->green = green;
+ self->blue = blue;
+ self->alpha = alpha;
+ self->padding = padding;
+
+ return (ClutterContent *) self;
+}
+
+G_MODULE_EXPORT const char *
+test_image_describe (void)
+{
+ return "A test with image content.";
+}
+
+G_MODULE_EXPORT int
+test_image_main (int argc, char *argv[])
+{
+ ClutterActor *stage, *grid;
+ ClutterContent *color, *image;
+ GdkPixbuf *pixbuf;
+ int i, n_rects;
+
+ if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
+ return EXIT_FAILURE;
+
+ stage = clutter_stage_new ();
+ clutter_actor_set_name (stage, "Stage");
+ clutter_stage_set_title (CLUTTER_STAGE (stage), "Content");
+ clutter_stage_set_user_resizable (CLUTTER_STAGE (stage), TRUE);
+ g_signal_connect (stage, "destroy", G_CALLBACK (clutter_main_quit), NULL);
+ clutter_actor_show (stage);
+
+ grid = clutter_actor_new ();
+ clutter_actor_set_name (grid, "Grid");
+ clutter_actor_set_margin_top (grid, 12);
+ clutter_actor_set_margin_right (grid, 12);
+ clutter_actor_set_margin_bottom (grid, 12);
+ clutter_actor_set_margin_left (grid, 12);
+ clutter_actor_set_layout_manager (grid, clutter_flow_layout_new (CLUTTER_FLOW_HORIZONTAL));
+ clutter_actor_add_constraint (grid, clutter_bind_constraint_new (stage, CLUTTER_BIND_SIZE, 0.0));
+ clutter_actor_add_child (stage, grid);
+
+ color = solid_content_new (g_random_double_range (0.0, 1.0),
+ g_random_double_range (0.0, 1.0),
+ g_random_double_range (0.0, 1.0),
+ 1.0,
+ 2.0);
+
+ pixbuf = gdk_pixbuf_new_from_file (TESTS_DATADIR G_DIR_SEPARATOR_S "redhand.png", NULL);
+ image = clutter_image_new ();
+ clutter_image_set_data (CLUTTER_IMAGE (image),
+ gdk_pixbuf_get_pixels (pixbuf),
+ gdk_pixbuf_get_has_alpha (pixbuf)
+ ? COGL_PIXEL_FORMAT_RGBA_8888
+ : COGL_PIXEL_FORMAT_RGB_888,
+ gdk_pixbuf_get_width (pixbuf),
+ gdk_pixbuf_get_height (pixbuf),
+ gdk_pixbuf_get_rowstride (pixbuf),
+ NULL);
+ g_object_unref (pixbuf);
+
+ n_rects = g_random_int_range (12, 24);
+ for (i = 0; i < n_rects; i++)
+ {
+ ClutterActor *box = clutter_actor_new ();
+ ClutterColor bg_color = {
+ g_random_int_range (0, 255),
+ g_random_int_range (0, 255),
+ g_random_int_range (0, 255),
+ 255
+ };
+ char *name, *str;
+
+ str = clutter_color_to_string (&bg_color);
+ name = g_strconcat ("Box <", color, ">", NULL);
+ clutter_actor_set_name (box, name);
+
+ g_free (name);
+ g_free (str);
+
+ if ((i % 2) == 0)
+ clutter_actor_set_content (box, color);
+ else
+ clutter_actor_set_content (box, image);
+
+ clutter_actor_set_size (box, 64, 64);
+
+ clutter_actor_add_child (grid, box);
+ }
+
+ clutter_main ();
+
+ g_object_unref (color);
+ g_object_unref (image);
+
+ return EXIT_SUCCESS;
+}
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