pixman-1.0

git-svn-id: svn://kolibrios.org@1891 a494cfbc-eb01-0410-851d-a64ba20cac60
2011-02-27 17:46:46 +00:00
parent acec52c402
commit 4dd0483a93
38 changed files with 27477 additions and 0 deletions
@@ -0,0 +1,117 @@
+/*
+ * Copyright © 2000 SuSE, Inc.
+ * Copyright © 2007, 2009 Red Hat, Inc.
+ * Copyright © 2009 Soren Sandmann
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of SuSE not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission.  SuSE makes no representations about the
+ * suitability of this software for any purpose.  It is provided "as is"
+ * without express or implied warranty.
+ *
+ * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
+ * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "pixman-private.h"
+
+static void
+solid_fill_get_scanline_32 (pixman_image_t *image,
+                            int             x,
+                            int             y,
+                            int             width,
+                            uint32_t *      buffer,
+                            const uint32_t *mask)
+{
+    uint32_t *end = buffer + width;
+    uint32_t color = image->solid.color_32;
+
+    while (buffer < end)
+	*(buffer++) = color;
+
+    return;
+}
+
+static void
+solid_fill_get_scanline_64 (pixman_image_t *image,
+			    int             x,
+			    int             y,
+			    int             width,
+			    uint32_t *      buffer,
+			    const uint32_t *mask)
+{
+    uint64_t *b = (uint64_t *)buffer;
+    uint64_t *e = b + width;
+    uint64_t color = image->solid.color_64;
+
+    while (b < e)
+	*(b++) = color;
+}
+
+static source_image_class_t
+solid_fill_classify (pixman_image_t *image,
+                     int             x,
+                     int             y,
+                     int             width,
+                     int             height)
+{
+    return SOURCE_IMAGE_CLASS_HORIZONTAL;
+}
+
+static void
+solid_fill_property_changed (pixman_image_t *image)
+{
+    image->common.get_scanline_32 = solid_fill_get_scanline_32;
+    image->common.get_scanline_64 = solid_fill_get_scanline_64;
+}
+
+static uint32_t
+color_to_uint32 (const pixman_color_t *color)
+{
+    return
+        (color->alpha >> 8 << 24) |
+        (color->red >> 8 << 16) |
+        (color->green & 0xff00) |
+        (color->blue >> 8);
+}
+
+static uint64_t
+color_to_uint64 (const pixman_color_t *color)
+{
+    return
+        ((uint64_t)color->alpha << 48) |
+        ((uint64_t)color->red << 32) |
+        ((uint64_t)color->green << 16) |
+        ((uint64_t)color->blue);
+}
+
+PIXMAN_EXPORT pixman_image_t *
+pixman_image_create_solid_fill (pixman_color_t *color)
+{
+    pixman_image_t *img = _pixman_image_allocate ();
+
+    if (!img)
+	return NULL;
+
+    img->type = SOLID;
+    img->solid.color = *color;
+    img->solid.color_32 = color_to_uint32 (color);
+    img->solid.color_64 = color_to_uint64 (color);
+
+    img->common.classify = solid_fill_classify;
+    img->common.property_changed = solid_fill_property_changed;
+
+    return img;
+}
+