1 files changed, 91 insertions, 0 deletions
diff --git a/client/x11/red_pixmap_sw.cpp b/client/x11/red_pixmap_sw.cpp
new file mode 100644
index 00000000..2b514b7f
--- /dev/null
+++ b/client/x11/red_pixmap_sw.cpp
@@ -0,0 +1,91 @@
+/* -*- Mode: C; c-basic-offset: 4; indent-tabs-mode: nil -*- */
+/*
+   Copyright (C) 2009 Red Hat, Inc.
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   This library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with this library; if not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "common.h"
+#include "red_pixmap_sw.h"
+#include "debug.h"
+#include "utils.h"
+#include "pixels_source_p.h"
+#include "x_platform.h"
+
+RedPixmapSw::RedPixmapSw(int width, int height, RedDrawable::Format format,
+                         bool top_bottom, RedWindow *win)
+    : RedPixmap(width, height, format, top_bottom)
+{
+    ASSERT(format == RedDrawable::ARGB32 || format == RedDrawable::RGB32 ||
+           format == RedDrawable::RGB16_555 || format == RedDrawable::RGB16_565 ||
+           format == RedDrawable::A1);
+    ASSERT(sizeof(RedDrawable_p) <= PIXELES_SOURCE_OPAQUE_SIZE);
+    pixman_image_t *pixman_image;
+    XImage *image;
+    XShmSegmentInfo *shminfo;
+    _data = NULL;
+    XVisualInfo *vinfo;
+    int screen_num;
+    RedDrawable::Format screen_format;
+
+    screen_num = win ? win->get_screen_num() : 0;
+    vinfo = XPlatform::get_vinfo()[screen_num];
+    screen_format = XPlatform::get_screen_format(screen_num);
+
+    image = NULL;
+    shminfo = NULL;
+
+    /* Only create XImage if same format as screen (needs re-verifying at
+       draw time!)  */
+    if (RedDrawable::format_copy_compatible(format, screen_format) ||
+        format == A1) {
+        image = XPlatform::create_x_image(format, width, height,
+                                          vinfo->depth, vinfo->visual,
+                                          &shminfo);
+        _stride = image->bytes_per_line;
+        _data = (uint8_t *)image->data;
+    } else {
+        _data = new uint8_t[height * _stride];
+    }
+
+    pixman_image = pixman_image_create_bits(RedDrawable::format_to_pixman(format),
+                                            _width, _height,
+                                            (uint32_t *)_data, _stride);
+    if (pixman_image == NULL) {
+        THROW("surf create failed");
+    }
+
+    ((PixelsSource_p*)get_opaque())->type = PIXELS_SOURCE_TYPE_PIXMAP;
+    ((PixelsSource_p*)get_opaque())->pixmap.shminfo = shminfo;
+    ((PixelsSource_p*)get_opaque())->pixmap.x_image = image;
+    ((PixelsSource_p*)get_opaque())->pixmap.pixman_image = pixman_image;
+    ((PixelsSource_p*)get_opaque())->pixmap.format = format;
+}
+
+RedPixmapSw::~RedPixmapSw()
+{
+    ASSERT(((PixelsSource_p*)get_opaque())->type == PIXELS_SOURCE_TYPE_PIXMAP);
+
+    XShmSegmentInfo *shminfo = ((PixelsSource_p*)get_opaque())->pixmap.shminfo;
+    XImage *image = ((PixelsSource_p*)get_opaque())->pixmap.x_image;
+
+    pixman_image_unref(((PixelsSource_p*)get_opaque())->pixmap.pixman_image);
+
+    if (image) {
+        XPlatform::free_x_image(image, shminfo);
+    } else {
+        delete[] _data;
+    }
+}
+