moving trunk for module inkscape

(bzr r1)

1 files changed, 115 insertions, 0 deletions

diff --git a/src/sp-cursor.cpp b/src/sp-cursor.cpp
new file mode 100644
index 000000000..f59c63487
--- /dev/null
+++ b/src/sp-cursor.cpp
@@ -0,0 +1,115 @@
+#define __SP_CURSOR_C__
+
+/*
+ * Some convenience stuff
+ *
+ * Authors:
+ *   Lauris Kaplinski <lauris@kaplinski.com>
+ *
+ * Copyright (C) 1999-2002 authors
+ * Copyright (C) 2001-2002 Ximian, Inc.
+ *
+ * Released under GNU GPL, read the file 'COPYING' for more information
+ */
+
+#include <string.h>
+#include <ctype.h>
+#include "sp-cursor.h"
+
+void sp_cursor_bitmap_and_mask_from_xpm (GdkBitmap **bitmap, GdkBitmap **mask, gchar **xpm)
+{
+    int height;
+    int width;
+    int colors;
+    int pix;
+    sscanf(xpm[0], "%d %d %d %d", &height, &width, &colors, &pix);
+
+    g_return_if_fail (height == 32);
+    g_return_if_fail (width == 32);
+    g_return_if_fail (colors >= 3);
+
+    int transparent_color = ' ';
+    int black_color = '.';
+	
+    char pixmap_buffer[(32 * 32)/8];
+    char mask_buffer[(32 * 32)/8];
+
+    for (int i = 0; i < colors; i++) {
+
+        char const *p = xpm[1 + i];
+        char const ccode = *p;
+
+        p++;
+        while (isspace(*p)) {
+            p++;
+        }
+        p++;
+        while (isspace(*p)) {
+            p++;
+        }
+
+	if (strcmp(p, "None") == 0) {
+            transparent_color = ccode;
+        }
+        
+        if (strcmp(p, "#000000") == 0) {
+            black_color = ccode;
+        }
+    }
+
+    for (int y = 0; y < 32; y++) {
+        for (int x = 0; x < 32; ) {
+            
+            char value = 0;
+            char maskv = 0;
+			
+            for (int pix = 0; pix < 8; pix++, x++){
+                if (xpm [4+y][x] != transparent_color) {
+                    maskv |= 1 << pix;
+
+                    if (xpm [4+y][x] == black_color) {
+                        value |= 1 << pix;
+                    }
+                }
+            }
+            
+            pixmap_buffer[(y * 4 + x/8)-1] = value;
+            mask_buffer[(y * 4 + x/8)-1] = maskv;
+        }
+    }
+
+    *bitmap = gdk_bitmap_create_from_data(NULL, pixmap_buffer, 32, 32);
+    *mask   = gdk_bitmap_create_from_data(NULL, mask_buffer, 32, 32);
+}
+
+GdkCursor *sp_cursor_new_from_xpm (gchar **xpm, gint hot_x, gint hot_y)
+{
+    GdkColor const fg = { 0, 0, 0, 0 };
+    GdkColor const bg = { 0, 65535, 65535, 65535 };
+    
+    GdkBitmap *bitmap = NULL;
+    GdkBitmap *mask = NULL;
+
+    sp_cursor_bitmap_and_mask_from_xpm (&bitmap, &mask, xpm);
+    if ( bitmap != NULL && mask != NULL ) {
+        GdkCursor *new_cursor = gdk_cursor_new_from_pixmap (bitmap, mask,
+                                           &fg, &bg,
+                                           hot_x, hot_y);
+        g_object_unref (bitmap);
+        g_object_unref (mask);
+        return new_cursor;
+    }
+
+    return NULL;
+}
+
+/*
+  Local Variables:
+  mode:c++
+  c-file-style:"stroustrup"
+  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+  indent-tabs-mode:nil
+  fill-column:99
+  End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :