Implemented ImageValueViewer, and more of the related classes

git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@54 0fc631ac-6414-0410-93d0-97cfa31319b6

src/render/value/image.hpp

@@ -0,0 +1,42 @@
+//+----------------------------------------------------------------------------+
+//| Description:  Magic Set Editor - Program to make Magic (tm) cards          |
+//| Copyright:    (C) 2001 - 2006 Twan van Laarhoven                           |
+//| License:      GNU General Public License 2 or later (see file COPYING)     |
+//+----------------------------------------------------------------------------+
+
+#ifndef HEADER_RENDER_VALUE_IMAGE
+#define HEADER_RENDER_VALUE_IMAGE
+
+// ----------------------------------------------------------------------------- : Includes
+
+#include <util/prec.hpp>
+#include <render/value/viewer.hpp>
+#include <data/field/image.hpp>
+
+// ----------------------------------------------------------------------------- : ImageValueViewer
+
+/// Viewer that displays an image value
+class ImageValueViewer : public ValueViewer {
+  public:
+	DECLARE_VALUE_VIEWER(Image) : ValueViewer(parent,style) {}
+	
+	void draw(RotatedDC& dc);
+	
+	bool containsPoint(const RealPoint& p) const;
+	
+	void onValueChange();
+	void onStyleChange();
+			
+  private:
+	Bitmap bitmap;
+//	mutable AlphaMaskP alpha_mask;
+	
+//	void loadMask(const RotatedObject& rot) const;
+	
+	/// Generate a placeholder image
+	static Bitmap imagePlaceholder(const Rotation& rot, UInt w, UInt h, bool editing);
+};
+
+
+// ----------------------------------------------------------------------------- : EOF
+#endif