00001
00032 #ifndef LL_RESIZEHANDLE_H
00033 #define LL_RESIZEHANDLE_H
00034
00035 #include "stdtypes.h"
00036 #include "llview.h"
00037 #include "llimagegl.h"
00038 #include "llcoord.h"
00039
00040
00041 class LLResizeHandle : public LLView
00042 {
00043 public:
00044 enum ECorner { LEFT_TOP, LEFT_BOTTOM, RIGHT_TOP, RIGHT_BOTTOM };
00045
00046
00047 LLResizeHandle(const LLString& name, const LLRect& rect, S32 min_width, S32 min_height, ECorner corner = RIGHT_BOTTOM );
00048
00049 virtual void draw();
00050 virtual BOOL handleHover(S32 x, S32 y, MASK mask);
00051 virtual BOOL handleMouseDown(S32 x, S32 y, MASK mask);
00052 virtual BOOL handleMouseUp(S32 x, S32 y, MASK mask);
00053
00054 void setResizeLimits( S32 min_width, S32 min_height ) { mMinWidth = min_width; mMinHeight = min_height; }
00055
00056 private:
00057 BOOL pointInHandle( S32 x, S32 y );
00058
00059 S32 mDragLastScreenX;
00060 S32 mDragLastScreenY;
00061 S32 mLastMouseScreenX;
00062 S32 mLastMouseScreenY;
00063 LLCoordGL mLastMouseDir;
00064 LLPointer<LLUIImage> mImage;
00065 S32 mMinWidth;
00066 S32 mMinHeight;
00067 const ECorner mCorner;
00068 };
00069
00070 const S32 RESIZE_HANDLE_HEIGHT = 16;
00071 const S32 RESIZE_HANDLE_WIDTH = 16;
00072
00073 #endif // LL_RESIZEHANDLE_H
00074
00075
