Imported Upstream version 0.9.10upstream/0.9.10

1 files changed, 134 insertions, 0 deletions

diff --git a/src/scanner.h b/src/scanner.h
new file mode 100644
index 0000000..5acdc84
--- /dev/null
+++ b/src/scanner.h
@@ -0,0 +1,134 @@
+/*
+ * Copyright (C) 2009 Canonical Ltd.
+ * Author: Robert Ancell <robert.ancell@canonical.com>
+ * 
+ * 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 3 of the License, or (at your option) any later
+ * version. See http://www.gnu.org/copyleft/gpl.html the full text of the
+ * license.
+ */
+
+#ifndef _SCANNER_H_
+#define _SCANNER_H_
+
+#include <glib-object.h>
+
+G_BEGIN_DECLS
+
+#define SCANNER_TYPE  (scanner_get_type ())
+#define SCANNER(obj)  (G_TYPE_CHECK_INSTANCE_CAST ((obj), SCANNER_TYPE, Scanner))
+
+
+typedef struct
+{
+    gchar *name, *label;
+} ScanDevice;
+
+typedef struct
+{
+    /* Width, height in pixels */
+    gint width, height;
+
+    /* Bit depth */
+    gint depth;
+
+    /* Resolution */
+    gdouble dpi;
+
+    /* The device this page came from */
+    gchar *device;
+} ScanPageInfo;
+
+typedef struct
+{
+    /* Line number */
+    gint number;
+  
+    /* Number of lines in this packet */
+    gint n_lines;
+
+    /* Width in pixels and format */
+    gint width, depth;
+    enum
+    {
+        LINE_GRAY,
+        LINE_RGB,
+        LINE_RED,
+        LINE_GREEN,
+        LINE_BLUE
+    } format;
+    
+    /* Raw line data */
+    guchar *data;
+    gsize data_length;
+} ScanLine;
+
+typedef enum
+{
+    SCAN_MODE_DEFAULT,    
+    SCAN_MODE_COLOR,
+    SCAN_MODE_GRAY,
+    SCAN_MODE_LINEART
+} ScanMode;
+
+typedef enum
+{
+    SCAN_SINGLE,
+    SCAN_ADF_FRONT,
+    SCAN_ADF_BACK,
+    SCAN_ADF_BOTH
+} ScanType;
+
+typedef struct
+{
+    gint dpi;
+    ScanMode scan_mode;
+    gint depth;
+    ScanType type;
+    gint paper_width, paper_height;
+} ScanOptions;
+
+typedef struct ScannerPrivate ScannerPrivate;
+
+typedef struct
+{
+    GObject         parent_instance;
+    ScannerPrivate *priv;
+} Scanner;
+
+typedef struct
+{
+    GObjectClass parent_class;
+
+    void (*update_devices) (Scanner *scanner, GList *devices);
+    void (*authorize) (Scanner *scanner, const gchar *resource);
+    void (*expect_page) (Scanner *scanner);
+    void (*got_page_info) (Scanner *scanner, ScanPageInfo *info);
+    void (*got_line) (Scanner *scanner, ScanLine *line);
+    void (*scan_failed) (Scanner *scanner, GError *error);
+    void (*page_done) (Scanner *scanner);
+    void (*document_done) (Scanner *scanner);
+    void (*scanning_changed) (Scanner *scanner);
+} ScannerClass;
+
+
+GType scanner_get_type (void);
+
+Scanner *scanner_new (void);
+
+void scanner_start (Scanner *scanner);
+
+void scanner_authorize (Scanner *scanner, const gchar *username, const gchar *password);
+
+void scanner_redetect (Scanner *scanner);
+
+gboolean scanner_is_scanning (Scanner *scanner);
+
+void scanner_scan (Scanner *scanner, const char *device, ScanOptions *options);
+
+void scanner_cancel (Scanner *scanner);
+
+void scanner_free (Scanner *scanner);
+
+#endif /* _SCANNER_H_ */