1 files changed, 108 insertions, 0 deletions
diff --git a/client/windows/pixels_source.cpp b/client/windows/pixels_source.cpp
new file mode 100644
index 00000000..6d210f09
--- /dev/null
+++ b/client/windows/pixels_source.cpp
@@ -0,0 +1,108 @@
+/*
+   Copyright (C) 2009 Red Hat, Inc.
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation; either version 2 of
+   the License, or (at your option) any later version.
+
+   This program 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 General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "common.h"
+#include "pixels_source.h"
+#include "pixels_source_p.h"
+#include "platform_utils.h"
+#include "threads.h"
+#include "debug.h"
+
+
+static Point get_bitmap_size(HDC dc)
+{
+    BITMAP bitmap_info;
+    Point size;
+
+    GetObject(GetCurrentObject(dc, OBJ_BITMAP), sizeof(bitmap_info), &bitmap_info);
+
+    size.x = bitmap_info.bmWidth;
+    size.y = bitmap_info.bmHeight;
+    return size;
+}
+
+PixelsSource::PixelsSource()
+{
+    ASSERT(sizeof(_opaque) >= sizeof(PixelsSource_p));
+    _origin.x = _origin.y = 0;
+    memset(_opaque, 0, sizeof(_opaque));
+    PixelsSource_p* p_data = (PixelsSource_p*)_opaque;
+    p_data->_mutex = new Mutex();
+}
+
+PixelsSource::~PixelsSource()
+{
+    PixelsSource_p* p_data = (PixelsSource_p*)_opaque;
+    delete p_data->_mutex;
+}
+
+struct ResImage_p {
+    PixelsSource_p source_p;
+    HBITMAP prev_bitmap;
+};
+
+
+ImageFromRes::ImageFromRes(int res_id)
+{
+    AutoDC dc(create_compatible_dc());
+    ((ResImage_p*)get_opaque())->prev_bitmap = (HBITMAP)SelectObject(dc.get(),
+                                                                     get_bitmap_res(res_id));
+    ((ResImage_p*)get_opaque())->source_p.dc = dc.release();
+}
+
+ImageFromRes::~ImageFromRes()
+{
+    HDC dc = ((ResImage_p*)get_opaque())->source_p.dc;
+    if (dc) {
+        HGDIOBJ bitmap = SelectObject(dc, ((ResImage_p*)get_opaque())->prev_bitmap);
+        DeleteObject(bitmap);
+        DeleteDC(dc);
+    }
+}
+
+Point ImageFromRes::get_size()
+{
+    ResImage_p* p_data = (ResImage_p*)get_opaque();
+    Lock lock(*p_data->source_p._mutex);
+    return get_bitmap_size(p_data->source_p.dc);
+}
+
+AlphaImageFromRes::AlphaImageFromRes(int res_id)
+{
+    AutoDC dc(create_compatible_dc());
+    ((ResImage_p*)get_opaque())->prev_bitmap = (HBITMAP)SelectObject(dc.get(),
+                                                                     get_alpha_bitmap_res(res_id));
+    ((ResImage_p*)get_opaque())->source_p.dc = dc.release();
+}
+
+AlphaImageFromRes::~AlphaImageFromRes()
+{
+    HDC dc = ((ResImage_p*)get_opaque())->source_p.dc;
+    if (dc) {
+        HGDIOBJ bitmap = SelectObject(dc, ((ResImage_p*)get_opaque())->prev_bitmap);
+        DeleteObject(bitmap);
+        DeleteDC(dc);
+    }
+}
+
+Point AlphaImageFromRes::get_size()
+{
+    ResImage_p* p_data = (ResImage_p*)get_opaque();
+    Lock lock(*p_data->source_p._mutex);
+    return get_bitmap_size(p_data->source_p.dc);
+}
+