#include <selection.h>

Inheritance diagram for CSelectionWindow:

Collaboration diagram for CSelectionWindow:

[legend]

Public Member Functions
	CSelectionWindow ()

BOOL	IsMoved () const

void	IsMoved (BOOL bMoved)

void	ForceRefreshSelectionContents ()

LRESULT	OnPaint (UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)

LRESULT	OnEraseBkgnd (UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)

LRESULT	OnCreate (UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)

LRESULT	OnSysColorChange (UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)

LRESULT	OnSetCursor (UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)

LRESULT	OnLButtonDown (UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)

LRESULT	OnMouseMove (UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)

LRESULT	OnMouseWheel (UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)

LRESULT	OnLButtonUp (UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)

LRESULT	OnPaletteModelColorChanged (UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)

LRESULT	OnToolsModelSettingsChanged (UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)

LRESULT	OnToolsModelZoomChanged (UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)

LRESULT	OnSelectionModelRefreshNeeded (UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)

LRESULT	OnCaptureChanged (UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)

LRESULT	OnKeyDown (UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)

LRESULT	OnMove (UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)

Private Member Functions
int	IdentifyCorner (int iXPos, int iYPos, int iWidth, int iHeight)

Private Attributes
BOOL	m_bMoved

BOOL	m_bMoving

int	m_iAction

POINT	m_ptPos

POINT	m_ptFrac

POINT	m_ptDelta

COLORREF	m_rgbBack

Static Private Attributes
static const LPCTSTR	m_lpszCursorLUT [9]

Detailed Description

Definition at line 12 of file selection.h.

Constructor & Destructor Documentation

◆ CSelectionWindow()

CSelectionWindow::CSelectionWindow ( )

inline

Definition at line 15 of file selection.h.

                        : m_bMoved(FALSE)
     {
     }

Member Function Documentation

◆ ForceRefreshSelectionContents()

void CSelectionWindow::ForceRefreshSelectionContents ( )

Definition at line 24 of file selection.cpp.

 {
     if (::IsWindowVisible(selectionWindow))
     {
         imageModel.ResetToPrevious();
         imageModel.DrawSelectionBackground(m_rgbBack);
         selectionModel.DrawSelection(imageModel.GetDC(), paletteModel.GetBgColor(), toolsModel.IsBackgroundTransparent());
     }
 }

Referenced by CMainWindow::InsertSelectionFromHBITMAP(), FreeSelTool::OnFinishDraw(), RectSelTool::OnFinishDraw(), OnSelectionModelRefreshNeeded(), SelectionModel::RotateNTimes90Degrees(), ToolsModel::SetBackgroundTransparent(), and SelectionModel::StretchSkew().

◆ IdentifyCorner()

int CSelectionWindow::IdentifyCorner	(	int	iXPos,
		int	iYPos,
		int	iWidth,
		int	iHeight
	)

private

Definition at line 34 of file selection.cpp.

 {
     POINT pt = { iXPos, iYPos };
     HWND hwndChild = ChildWindowFromPointEx(pt, CWP_SKIPINVISIBLE | CWP_SKIPDISABLED);
     if (hwndChild == sizeboxLeftTop)
         return ACTION_RESIZE_TOP_LEFT;
     if (hwndChild == sizeboxCenterTop)
         return ACTION_RESIZE_TOP;
     if (hwndChild == sizeboxRightTop)
         return ACTION_RESIZE_TOP_RIGHT;
     if (hwndChild == sizeboxRightCenter)
         return ACTION_RESIZE_RIGHT;
     if (hwndChild == sizeboxLeftCenter)
         return ACTION_RESIZE_LEFT;
     if (hwndChild == sizeboxCenterBottom)
         return ACTION_RESIZE_BOTTOM;
     if (hwndChild == sizeboxRightBottom)
         return ACTION_RESIZE_BOTTOM_RIGHT;
     if (hwndChild == sizeboxLeftBottom)
         return ACTION_RESIZE_BOTTOM_LEFT;
     return 0;
 }

Referenced by OnMouseMove().

◆ IsMoved() [1/2]

BOOL CSelectionWindow::IsMoved ( ) const

inline

Definition at line 19 of file selection.h.

19 { return m_bMoved; }

CSelectionWindow::m_bMoved

BOOL m_bMoved

Definition: selection.h:64

Referenced by FreeSelTool::OnButtonUp(), RectSelTool::OnButtonUp(), FreeSelTool::OnCancelDraw(), RectSelTool::OnCancelDraw(), FreeSelTool::OnFinishDraw(), RectSelTool::OnFinishDraw(), and TextTool::OnFinishDraw().

◆ IsMoved() [2/2]

void CSelectionWindow::IsMoved ( BOOL bMoved )

inline

Definition at line 20 of file selection.h.

20 { m_bMoved = bMoved; }

CSelectionWindow::m_bMoved

BOOL m_bMoved

Definition: selection.h:64

◆ OnCaptureChanged()

LRESULT CSelectionWindow::OnCaptureChanged	(	UINT	nMsg,
		WPARAM	wParam,
		LPARAM	lParam,
		BOOL &	bHandled
	)

Definition at line 191 of file selection.cpp.

 {
     if (m_bMoving)
     {
         m_bMoving = FALSE;
         if (m_iAction == ACTION_MOVE)
         {
             if (toolsModel.GetActiveTool() == TOOL_RECTSEL)
                 imageArea.cancelDrawing();
             else
                 placeSelWin();
         }
         else
         {
             m_iAction = ACTION_MOVE;
         }
         ShowWindow(SW_HIDE);
     }
     return 0;
 }

◆ OnCreate()

LRESULT CSelectionWindow::OnCreate	(	UINT	nMsg,
		WPARAM	wParam,
		LPARAM	lParam,
		BOOL &	bHandled
	)

Definition at line 78 of file selection.cpp.

 {
     m_bMoving = FALSE;
     m_iAction = ACTION_MOVE;
     /* update the system selection color */
     Invalidate();
     return 0;
 }

◆ OnEraseBkgnd()

LRESULT CSelectionWindow::OnEraseBkgnd	(	UINT	nMsg,
		WPARAM	wParam,
		LPARAM	lParam,
		BOOL &	bHandled
	)

Definition at line 72 of file selection.cpp.

 {
     // do nothing => transparent background
     return TRUE;
 }

◆ OnKeyDown()

LRESULT CSelectionWindow::OnKeyDown	(	UINT	nMsg,
		WPARAM	wParam,
		LPARAM	lParam,
		BOOL &	bHandled
	)

Definition at line 212 of file selection.cpp.

 {
     if (wParam == VK_ESCAPE)
     {
         if (GetCapture() == m_hWnd)
         {
             ReleaseCapture();
         }
     }
     return 0;
 }

◆ OnLButtonDown()

LRESULT CSelectionWindow::OnLButtonDown	(	UINT	nMsg,
		WPARAM	wParam,
		LPARAM	lParam,
		BOOL &	bHandled
	)

Definition at line 100 of file selection.cpp.

 {
     m_ptPos.x = GET_X_LPARAM(lParam);
     m_ptPos.y = GET_Y_LPARAM(lParam);
     m_ptDelta.x = 0;
     m_ptDelta.y = 0;
     SetCapture();
     if (m_iAction != ACTION_MOVE)
         SetCursor(LoadCursor(NULL, m_lpszCursorLUT[m_iAction]));
     m_bMoving = TRUE;
     scrlClientWindow.InvalidateRect(NULL, TRUE);
     scrlClientWindow.SendMessage(WM_PAINT, 0, 0);
     imageArea.InvalidateRect(NULL, FALSE);
     imageArea.SendMessage(WM_PAINT, 0, 0);
     m_rgbBack = paletteModel.GetBgColor();
     return 0;
 }

◆ OnLButtonUp()

LRESULT CSelectionWindow::OnLButtonUp	(	UINT	nMsg,
		WPARAM	wParam,
		LPARAM	lParam,
		BOOL &	bHandled
	)

Definition at line 173 of file selection.cpp.

 {
     if (m_bMoving)
     {
         m_bMoving = FALSE;
         ReleaseCapture();
         if (m_iAction != ACTION_MOVE && toolsModel.GetActiveTool() != TOOL_TEXT)
         {
             imageModel.Undo();
             imageModel.DrawSelectionBackground(m_rgbBack);
             selectionModel.ScaleContentsToFit();
             imageModel.CopyPrevious();
         }
         placeSelWin();
     }
     return 0;
 }

◆ OnMouseMove()

LRESULT CSelectionWindow::OnMouseMove	(	UINT	nMsg,
		WPARAM	wParam,
		LPARAM	lParam,
		BOOL &	bHandled
	)

Definition at line 118 of file selection.cpp.

 {
     if (m_bMoving)
     {
         imageModel.ResetToPrevious();
         imageModel.DrawSelectionBackground(m_rgbBack);
         m_ptFrac.x += GET_X_LPARAM(lParam) - m_ptPos.x;
         m_ptFrac.y += GET_Y_LPARAM(lParam) - m_ptPos.y;
         m_ptDelta.x += UnZoomed(m_ptFrac.x);
         m_ptDelta.y += UnZoomed(m_ptFrac.y);
         if (toolsModel.GetZoom() < 1000)
         {
             m_ptFrac.x = 0;
             m_ptFrac.y = 0;
         }
         else
         {
             m_ptFrac.x -= Zoomed(UnZoomed(m_ptFrac.x));
             m_ptFrac.y -= Zoomed(UnZoomed(m_ptFrac.y));
         }
         selectionModel.ModifyDestRect(m_ptDelta, m_iAction);
 
         CString strSize;
         strSize.Format(_T("%ld x %ld"), selectionModel.GetDestRectWidth(), selectionModel.GetDestRectHeight());
         SendMessage(hStatusBar, SB_SETTEXT, 2, (LPARAM) (LPCTSTR) strSize);
 
         if (m_iAction != ACTION_MOVE)
             selectionModel.DrawSelectionStretched(imageModel.GetDC());
         else
             selectionModel.DrawSelection(imageModel.GetDC(), paletteModel.GetBgColor(), toolsModel.IsBackgroundTransparent());
         imageArea.InvalidateRect(NULL, FALSE);
         imageArea.SendMessage(WM_PAINT, 0, 0);
         m_ptPos.x = GET_X_LPARAM(lParam);
         m_ptPos.y = GET_Y_LPARAM(lParam);
     }
     else
     {
         int w = Zoomed(selectionModel.GetDestRectWidth()) + 2 * GRIP_SIZE;
         int h = Zoomed(selectionModel.GetDestRectHeight()) + 2 * GRIP_SIZE;
         m_ptPos.x = GET_X_LPARAM(lParam);
         m_ptPos.y = GET_Y_LPARAM(lParam);
         SendMessage(hStatusBar, SB_SETTEXT, 2, (LPARAM) NULL);
         m_iAction = IdentifyCorner(m_ptPos.x, m_ptPos.y, w, h);
         if (m_iAction != ACTION_MOVE)
             SetCursor(LoadCursor(NULL, m_lpszCursorLUT[m_iAction]));
     }
     return 0;
 }

◆ OnMouseWheel()

LRESULT CSelectionWindow::OnMouseWheel	(	UINT	nMsg,
		WPARAM	wParam,
		LPARAM	lParam,
		BOOL &	bHandled
	)

Definition at line 240 of file selection.cpp.

 {
     return ::SendMessage(GetParent(), nMsg, wParam, lParam);
 }

◆ OnMove()

LRESULT CSelectionWindow::OnMove	(	UINT	nMsg,
		WPARAM	wParam,
		LPARAM	lParam,
		BOOL &	bHandled
	)

Definition at line 167 of file selection.cpp.

 {
     m_bMoved = TRUE;
     return 0;
 }

◆ OnPaint()

LRESULT CSelectionWindow::OnPaint	(	UINT	nMsg,
		WPARAM	wParam,
		LPARAM	lParam,
		BOOL &	bHandled
	)

Definition at line 57 of file selection.cpp.

 {
     PAINTSTRUCT ps;
     HDC hDC = BeginPaint(&ps);
     if (!m_bMoving)
     {
         SelectionFrame(hDC, 1, 1,
                        Zoomed(selectionModel.GetDestRectWidth()) + (GRIP_SIZE * 2) - 1,
                        Zoomed(selectionModel.GetDestRectHeight()) + (GRIP_SIZE * 2) - 1,
                        GetSysColor(COLOR_HIGHLIGHT));
     }
     EndPaint(&ps);
     return 0;
 }

◆ OnPaletteModelColorChanged()

LRESULT CSelectionWindow::OnPaletteModelColorChanged	(	UINT	nMsg,
		WPARAM	wParam,
		LPARAM	lParam,
		BOOL &	bHandled
	)

Definition at line 224 of file selection.cpp.

 {
     return 0;
 }

◆ OnSelectionModelRefreshNeeded()

LRESULT CSelectionWindow::OnSelectionModelRefreshNeeded	(	UINT	nMsg,
		WPARAM	wParam,
		LPARAM	lParam,
		BOOL &	bHandled
	)

Definition at line 234 of file selection.cpp.

 {
     ForceRefreshSelectionContents();
     return 0;
 }

◆ OnSetCursor()

LRESULT CSelectionWindow::OnSetCursor	(	UINT	nMsg,
		WPARAM	wParam,
		LPARAM	lParam,
		BOOL &	bHandled
	)

Definition at line 94 of file selection.cpp.

 {
     SetCursor(LoadCursor(NULL, IDC_SIZEALL));
     return 0;
 }

◆ OnSysColorChange()

LRESULT CSelectionWindow::OnSysColorChange	(	UINT	nMsg,
		WPARAM	wParam,
		LPARAM	lParam,
		BOOL &	bHandled
	)

Definition at line 87 of file selection.cpp.

 {
     /* update the system selection color */
     Invalidate();
     return 0;
 }

◆ OnToolsModelSettingsChanged()

LRESULT CSelectionWindow::OnToolsModelSettingsChanged	(	UINT	nMsg,
		WPARAM	wParam,
		LPARAM	lParam,
		BOOL &	bHandled
	)

Definition at line 229 of file selection.cpp.

 {
     return 0;
 }

◆ OnToolsModelZoomChanged()

LRESULT CSelectionWindow::OnToolsModelZoomChanged	(	UINT	nMsg,
		WPARAM	wParam,
		LPARAM	lParam,
		BOOL &	bHandled
	)

Definition at line 245 of file selection.cpp.

 {
     placeSelWin();
     return 0;
 }

Member Data Documentation

◆ m_bMoved

BOOL CSelectionWindow::m_bMoved

private

Definition at line 64 of file selection.h.

Referenced by IsMoved(), and OnMove().

◆ m_bMoving

BOOL CSelectionWindow::m_bMoving

private

Definition at line 65 of file selection.h.

Referenced by OnCaptureChanged(), OnCreate(), OnLButtonDown(), OnLButtonUp(), OnMouseMove(), and OnPaint().

◆ m_iAction

int CSelectionWindow::m_iAction

private

Definition at line 66 of file selection.h.

Referenced by OnCaptureChanged(), OnCreate(), OnLButtonDown(), OnLButtonUp(), and OnMouseMove().

◆ m_lpszCursorLUT

const LPCTSTR CSelectionWindow::m_lpszCursorLUT

staticprivate

Initial value:

= { 
    IDC_SIZEALL,
    IDC_SIZENWSE, IDC_SIZENS, IDC_SIZENESW,
    IDC_SIZEWE,               IDC_SIZEWE,
    IDC_SIZENESW, IDC_SIZENS, IDC_SIZENWSE
}

Definition at line 63 of file selection.h.

Referenced by OnLButtonDown(), and OnMouseMove().

◆ m_ptDelta

POINT CSelectionWindow::m_ptDelta

private

Definition at line 69 of file selection.h.

Referenced by OnLButtonDown(), and OnMouseMove().

◆ m_ptFrac

POINT CSelectionWindow::m_ptFrac

private

Definition at line 68 of file selection.h.

Referenced by OnMouseMove().

◆ m_ptPos

POINT CSelectionWindow::m_ptPos

private

Definition at line 67 of file selection.h.

Referenced by OnLButtonDown(), and OnMouseMove().

◆ m_rgbBack

COLORREF CSelectionWindow::m_rgbBack

private

Definition at line 70 of file selection.h.

Referenced by ForceRefreshSelectionContents(), OnLButtonDown(), OnLButtonUp(), and OnMouseMove().

The documentation for this class was generated from the following files:

base/applications/mspaint/selection.h
base/applications/mspaint/selection.cpp

Public Member Functions

Private Member Functions

Private Attributes

Static Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ CSelectionWindow()

Member Function Documentation

◆ ForceRefreshSelectionContents()

◆ IdentifyCorner()

◆ IsMoved() [1/2]

◆ IsMoved() [2/2]

◆ OnCaptureChanged()

◆ OnCreate()

◆ OnEraseBkgnd()

◆ OnKeyDown()

◆ OnLButtonDown()

◆ OnLButtonUp()

◆ OnMouseMove()

◆ OnMouseWheel()

◆ OnMove()

◆ OnPaint()

◆ OnPaletteModelColorChanged()

◆ OnSelectionModelRefreshNeeded()

◆ OnSetCursor()

◆ OnSysColorChange()

◆ OnToolsModelSettingsChanged()

◆ OnToolsModelZoomChanged()

Member Data Documentation

◆ m_bMoved

◆ m_bMoving

◆ m_iAction

◆ m_lpszCursorLUT

◆ m_ptDelta

◆ m_ptFrac

◆ m_ptPos

◆ m_rgbBack