1

public/vgui/IImage.h

@@ -0,0 +1,75 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#ifndef IIMAGE_H
+#define IIMAGE_H
+
+#ifdef _WIN32
+#pragma once
+#endif
+
+#include <vgui/VGUI.h>
+
+class Color;
+
+namespace vgui
+{
+
+typedef unsigned long HTexture;
+
+enum iimage_rotation_t
+{
+	ROTATED_UNROTATED = 0,
+	ROTATED_CLOCKWISE_90,
+	ROTATED_ANTICLOCKWISE_90,
+	ROTATED_FLIPPED,
+};
+
+//-----------------------------------------------------------------------------
+// Purpose: Interface to drawing an image
+//-----------------------------------------------------------------------------
+class IImage
+{
+public:
+	// Call to Paint the image
+	// Image will draw within the current panel context at the specified position
+	virtual void Paint() = 0;
+
+	// Set the position of the image
+	virtual void SetPos(int x, int y) = 0;
+
+	// Gets the size of the content
+	virtual void GetContentSize(int &wide, int &tall) = 0;
+
+	// Get the size the image will actually draw in (usually defaults to the content size)
+	virtual void GetSize(int &wide, int &tall) = 0;
+
+	// Sets the size of the image
+	virtual void SetSize(int wide, int tall) = 0;
+
+	// Set the draw color 
+	virtual void SetColor(Color col) = 0;
+
+	// virtual destructor
+	virtual ~IImage() {}
+
+	// not for general purpose use
+	// evicts the underlying image from memory if refcounts permit, otherwise ignored
+	// returns true if eviction occurred, otherwise false
+	virtual bool Evict() = 0;
+
+	virtual int GetNumFrames() = 0;
+	virtual void SetFrame( int nFrame ) = 0;
+	virtual HTexture GetID() = 0;
+
+	virtual void SetRotation( int iRotation ) = 0;
+};
+
+} // namespace vgui
+
+
+#endif // IIMAGE_H