phoenix-firestorm/indra/llui/llresizehandle.h

57 lines
1.3 KiB
C++

/**
* @file llresizehandle.h
* @brief LLResizeHandle base class
*
* Copyright (c) 2001-$CurrentYear$, Linden Research, Inc.
* $License$
*/
#ifndef LL_RESIZEHANDLE_H
#define LL_RESIZEHANDLE_H
#include "stdtypes.h"
#include "llview.h"
#include "llimagegl.h"
#include "llcoord.h"
class LLResizeHandle : public LLView
{
public:
enum ECorner { LEFT_TOP, LEFT_BOTTOM, RIGHT_TOP, RIGHT_BOTTOM };
LLResizeHandle(const LLString& name, const LLRect& rect, S32 min_width, S32 min_height, ECorner corner = RIGHT_BOTTOM );
virtual EWidgetType getWidgetType() const;
virtual LLString getWidgetTag() const;
virtual void draw();
virtual BOOL handleHover(S32 x, S32 y, MASK mask);
virtual BOOL handleMouseDown(S32 x, S32 y, MASK mask);
virtual BOOL handleMouseUp(S32 x, S32 y, MASK mask);
void setResizeLimits( S32 min_width, S32 min_height ) { mMinWidth = min_width; mMinHeight = min_height; }
protected:
BOOL pointInHandle( S32 x, S32 y );
protected:
S32 mDragStartScreenX;
S32 mDragStartScreenY;
S32 mLastMouseScreenX;
S32 mLastMouseScreenY;
LLCoordGL mLastMouseDir;
LLPointer<LLImageGL> mImage;
S32 mMinWidth;
S32 mMinHeight;
ECorner mCorner;
};
const S32 RESIZE_HANDLE_HEIGHT = 16;
const S32 RESIZE_HANDLE_WIDTH = 16;
#endif // LL_RESIZEHANDLE_H