BControl: Move icon code to separate class BIcon

2013-12-22 15:17:53 +01:00
parent 97bf0ce362
commit f0c3101151
2 changed files with 595 additions and 0 deletions
@@ -0,0 +1,68 @@
+/*
+ * Copyright 2013, Haiku, Inc. All Rights Reserved.
+ * Distributed under the terms of the MIT License.
+ */
+#ifndef _INTERFACE__ICON_H_
+#define _INTERFACE__ICON_H_
+
+
+#include <InterfaceDefs.h>
+#include <ObjectList.h>
+#include <Rect.h>
+
+
+class BBitmap;
+
+
+namespace BPrivate {
+
+
+class BIcon {
+public:
+								BIcon();
+								~BIcon();
+
+			status_t			SetTo(const BBitmap* bitmap, uint32 flags = 0);
+
+			bool				SetBitmap(BBitmap* bitmap, uint32 which);
+			BBitmap*			Bitmap(uint32 which) const;
+
+			status_t			SetExternalBitmap(const BBitmap* bitmap,
+									uint32 which, uint32 flags);
+
+			BBitmap*			CreateBitmap(const BRect& bounds,
+									color_space colorSpace, uint32 which);
+			BBitmap*			CopyBitmap(const BBitmap& bitmapToClone,
+									uint32 which);
+			void				DeleteBitmaps();
+
+	// convenience methods for icon owners
+	static	status_t			UpdateIcon(const BBitmap* bitmap, uint32 flags,
+									BIcon*& _icon);
+	static	status_t			SetIconBitmap(const BBitmap* bitmap,
+									uint32 which, uint32 flags, BIcon*& _icon);
+
+private:
+			typedef BObjectList<BBitmap> BitmapList;
+
+private:
+	static	BBitmap*			_ConvertToRGB32(const BBitmap* bitmap,
+									bool noAppServerLink = false);
+	static	status_t			_TrimBitmap(const BBitmap* bitmap,
+									bool keepAspect, BBitmap*& _trimmedBitmap);
+			status_t			_MakeBitmaps(const BBitmap* bitmap,
+									uint32 flags);
+
+private:
+			BitmapList			fEnabledBitmaps;
+			BitmapList			fDisabledBitmaps;
+};
+
+
+}	// namespace BPrivate
+
+
+using BPrivate::BIcon;
+
+
+#endif	// _INTERFACE__ICON_H_