Create Subversion repository

git-svn-id: http://svn.code.sf.net/p/netpbm/code/trunk@1 9d0c8265-081b-0410-96cb-a4ca84ce46f8

1 files changed, 53 insertions, 0 deletions

diff --git a/converter/other/pamtosvg/bitmap.h b/converter/other/pamtosvg/bitmap.h
new file mode 100644
index 00000000..7334f138
--- /dev/null
+++ b/converter/other/pamtosvg/bitmap.h
@@ -0,0 +1,53 @@
+/* bitmap.h: definition for a bitmap type.  No packing is done by
+   default; each pixel is represented by an entire byte.  Among other
+   things, this means the type can be used for both grayscale and binary
+   images. */
+
+#ifndef BITMAP_H
+#define BITMAP_H
+
+#include "autotrace.h"
+#include <stdio.h>
+
+/* at_ prefix removed version */
+typedef at_bitmap_type bitmap_type;
+#define BITMAP_PLANES(b)          AT_BITMAP_PLANES(b)
+#define BITMAP_BITS(b)            AT_BITMAP_BITS(b)  
+#define BITMAP_WIDTH(b)           AT_BITMAP_WIDTH(b)  
+#define BITMAP_HEIGHT(b)          AT_BITMAP_HEIGHT(b) 
+
+/* This is the pixel at [ROW,COL].  */
+#define BITMAP_PIXEL(b, row, col)					\
+  ((b).bitmap + ((row) * (b).width + (col)) * (b).np)
+
+#define BITMAP_VALID_PIXEL(b, row, col)					\
+   	((row) < (b).height && (col) < (b).width)
+
+/* Allocate storage for the bits, set them all to white, and return an
+   initialized structure.  */
+extern bitmap_type new_bitmap (unsigned short width, unsigned short height);
+
+/* Free that storage.  */
+extern void free_bitmap (bitmap_type *);
+
+
+at_bitmap_type * at_bitmap_new(unsigned short width,
+			       unsigned short height,
+			       unsigned int planes);
+at_bitmap_type * at_bitmap_copy(at_bitmap_type * src);
+
+/* We have to export functions that supports internal datum 
+   access. Such functions might be useful for 
+   at_bitmap_new user. */
+unsigned short at_bitmap_get_width (at_bitmap_type * bitmap);
+unsigned short at_bitmap_get_height (at_bitmap_type * bitmap);
+unsigned short at_bitmap_get_planes (at_bitmap_type * bitmap);
+void at_bitmap_free (at_bitmap_type * bitmap);
+
+at_bitmap_type
+at_bitmap_init(unsigned char * area,
+	       unsigned short width,
+	       unsigned short height,
+	       unsigned int planes);
+
+#endif /* not BITMAP_H */