- Display a correct error message on failing to save a file.
- Don't confuse the main file info and the non-main file info.
- Rename ShowFileLoadError as ShowError, and strengthen and move it to dialogs.cpp.
- Add SetFileInfo and InitializeImage helper functions.
- Add IDS_SAVEERROR resource string.
- Modify SaveDIBToFile, SetBitmapAndInfo, and DoLoadImageFile functions.
CORE-18867
- Painting the canvas is done by overlaying the multiple layers.
- Drawing each overlay is implemented as polymorphism of OOP.
- Refine the Undo/Redo mechanism.
- Some adjustments.
CORE-17969
Our paint program used the pixels per meter (PPM)
unit but this unit is hardly used in the world.
Let's use DPI (dots per inch) and/or pixels per
centimeter (PPCM). CORE-18867
- Add DoCreate methods to CFullscreenWindow, CMiniatureWindow, and CMainWindow classes.
- Do encapsulation around mainWindow and _tWinMain.
- Add GetOpenFileName, GetSaveFileName, and ChooseColor helper methods to CMainWindow class.
- Move some code in WinMain into CMainWindow::OnCreate.
- Delay creation of CFullscreenWindow and CMiniatureWindow.
- Extend ATL CImage class as CImageDx in newly-created atlimagedx.h of mspaint.
CORE-18867
- Use Microsoft standard _countof macro instead of SIZEOF.
- Rename definitions.h as resource.h.
- Move some macro definitions to its proper place.
CORE-17931
- Wrap implementation of Mirror/Rotate, Stretch/Skew and Attributes dialog in subclasses of CDialogImpl
- Turn global variables from code that was moved into member functions into member variables
- Add global instances of all three dialog classes
- Use <global instance>.DoModal(...) instead of one-line wrappers
- Replace some TCHAR arrays with CStrings
