that program drow lines in view port ,it using mouse and keypoard




File list:
caseStudy2
.........\Debug
.........\.....\caseStudy2.exe.embed.manifest
.........\.....\caseStudy2.exe.embed.manifest.res
.........\.....\caseStudy2.exe.intermediate.manifest
.........\.....\caseStudy2.lastbuildstate
.........\.....\caseStudy2.log
.........\.....\caseStudy2_manifest.rc
.........\.....\case_study.obj
.........\.....\cl.command.1.tlog
.........\.....\CL.read.1.tlog
.........\.....\CL.write.1.tlog
.........\.....\link-cvtres.read.1.tlog
.........\.....\link-cvtres.write.1.tlog
.........\.....\link.1912-cvtres.read.1.tlog
.........\.....\link.1912-cvtres.write.1.tlog
.........\.....\link.1912.read.1.tlog
.........\.....\link.1912.write.1.tlog
.........\.....\link.2660-cvtres.read.1.tlog
.........\.....\link.2660-cvtres.write.1.tlog
.........\.....\link.2660.read.1.tlog
.........\.....\link.2660.write.1.tlog
.........\.....\link.3648-cvtres.read.1.tlog
.........\.....\link.3648-cvtres.write.1.tlog
.........\.....\link.3648.read.1.tlog
.........\.....\link.3648.write.1.tlog
.........\.....\link.3656-cvtres.read.1.tlog
.........\.....\link.3656-cvtres.write.1.tlog
.........\.....\link.3656.read.1.tlog
.........\.....\link.3656.write.1.tlog
.........\.....\link.4280-cvtres.read.1.tlog
.........\.....\link.4280-cvtres.write.1.tlog
.........\.....\link.4280.read.1.tlog
.........\.....\link.4280.write.1.tlog
.........\.....\link.4988-cvtres.read.1.tlog
.........\.....\link.4988-cvtres.write.1.tlog
.........\.....\link.4988.read.1.tlog
.........\.....\link.4988.write.1.tlog
.........\.....\link.command.1.tlog
.........\.....\link.read.1.tlog
.........\.....\link.write.1.tlog
.........\.....\mt.command.1.tlog
.........\.....\mt.read.1.tlog
.........\.....\mt.write.1.tlog
.........\.....\rc.command.1.tlog
.........\.....\rc.read.1.tlog
.........\.....\rc.write.1.tlog
.........\.....\vc100.idb
.........\.....\vc100.pdb
.........\case_study.cpp
.........\case_study.h