(svn r9844) -Codechange: replace zoomlevel with an enum

-Codechange: use predefined enums for viewport zoomlevels

1 files changed, 29 insertions, 0 deletions

diff --git a/src/zoom.hpp b/src/zoom.hpp
new file mode 100644
index 000000000..64a2a1397
--- /dev/null
+++ b/src/zoom.hpp
@@ -0,0 +1,29 @@
+/* $Id$ */
+
+/** @file zoom.hpp */
+
+#ifndef ZOOM_HPP
+#define ZOOM_HPP
+
+enum ZoomLevel {
+	/* Our possible zoom-levels */
+	ZOOM_LVL_NORMAL = 0,
+	ZOOM_LVL_OUT_2X,
+	ZOOM_LVL_OUT_4X,
+	ZOOM_LVL_END,
+
+	/* Here we define in which zoom viewports are */
+	ZOOM_LVL_VIEWPORT = ZOOM_LVL_NORMAL,
+	ZOOM_LVL_NEWS     = ZOOM_LVL_NORMAL,
+	ZOOM_LVL_INDUSTRY = ZOOM_LVL_OUT_2X,
+	ZOOM_LVL_TOWN     = ZOOM_LVL_OUT_2X,
+	ZOOM_LVL_AIRCRAFT = ZOOM_LVL_NORMAL,
+	ZOOM_LVL_SHIP     = ZOOM_LVL_NORMAL,
+	ZOOM_LVL_TRAIN    = ZOOM_LVL_NORMAL,
+	ZOOM_LVL_ROADVEH  = ZOOM_LVL_NORMAL,
+	ZOOM_LVL_WORLD_SCREENSHOT = ZOOM_LVL_NORMAL,
+};
+
+extern ZoomLevel _saved_scrollpos_zoom;
+
+#endif /* ZOOM_HPP */