reactos/base/applications/mspaint/history.h
Katayama Hirofumi MZ aac89519ec
[MSPAINT] Make selection window-less (#5208)
- Delete selection.cpp and selection.h and selectionWindow.
- Extend ColorKeyedMaskBlt function.
- Implement selection resizing.
CORE-18867
2023-04-01 22:01:04 +09:00

50 lines
1.3 KiB
C++

/*
* PROJECT: PAINT for ReactOS
* LICENSE: LGPL
* FILE: base/applications/mspaint/history.h
* PURPOSE: Undo and redo functionality
* PROGRAMMERS: Benedikt Freisen
*/
#pragma once
/* HISTORYSIZE = number of possible undo-steps + 1 */
#define HISTORYSIZE 11
class ImageModel
{
private:
void NotifyDimensionsChanged();
void NotifyImageChanged();
HDC hDrawingDC;
public:
HBITMAP hBms[HISTORYSIZE];
private:
int currInd;
int undoSteps;
int redoSteps;
public:
ImageModel();
void CopyPrevious(void);
void Undo(BOOL bClearRedo = FALSE);
void Redo(void);
void ResetToPrevious(void);
void ClearHistory(void);
void Insert(HBITMAP hbm);
void Crop(int nWidth, int nHeight, int nOffsetX = 0, int nOffsetY = 0);
void SaveImage(LPTSTR lpFileName);
BOOL IsImageSaved() const;
BOOL HasUndoSteps() const;
BOOL HasRedoSteps() const;
void StretchSkew(int nStretchPercentX, int nStretchPercentY, int nSkewDegX = 0, int nSkewDegY = 0);
int GetWidth() const;
int GetHeight() const;
void InvertColors();
void Clear(COLORREF color = 0x00ffffff);
HDC GetDC();
void FlipHorizontally();
void FlipVertically();
void RotateNTimes90Degrees(int iN);
void DeleteSelection();
void Bound(POINT& pt);
};