00001 // -*- c-basic-offset: 4 -*- 00022 #ifndef _PREVIEWDIFFERENCETOOL_H 00023 #define _PREVIEWDIFFERENCETOOL_H 00024 00025 #include "Tool.h" 00026 00034 class PreviewDifferenceTool : public Tool 00035 { 00036 public: 00037 PreviewDifferenceTool(ToolHelper *helper); 00042 static bool CheckOpenGLCanDifference(); 00043 void Activate(); 00044 void ImagesUnderMouseChangedEvent(); 00045 void AfterDrawImagesEvent(); 00046 void BeforeDrawImagesEvent(); 00047 bool BeforeDrawImageEvent(unsigned int image); 00048 private: 00049 unsigned int image_number; 00050 bool over_image; 00051 }; 00052 00053 #endif 00054
1.3.9.1