SmoothDrawTool Struct Reference

Inheritance diagram for SmoothDrawTool:

Collaboration diagram for SmoothDrawTool:

Public Member Functions
virtual void	OnDraw (HDC hdc, BOOL bLeftButton, POINT pt0, POINT pt1)=0
void	OnButtonDown (BOOL bLeftButton, LONG x, LONG y, BOOL bDoubleClick) override
BOOL	OnMouseMove (BOOL bLeftButton, LONG &x, LONG &y) override
BOOL	OnButtonUp (BOOL bLeftButton, LONG &x, LONG &y) override
void	OnDrawOverlayOnImage (HDC hdc) override
Public Member Functions inherited from ToolBase
	ToolBase ()
virtual	~ToolBase ()
virtual void	OnButtonDown (BOOL bLeftButton, LONG x, LONG y, BOOL bDoubleClick)
virtual BOOL	OnMouseMove (BOOL bLeftButton, LONG &x, LONG &y)
virtual BOOL	OnButtonUp (BOOL bLeftButton, LONG &x, LONG &y)
virtual void	OnDrawOverlayOnImage (HDC hdc)
virtual void	OnDrawOverlayOnCanvas (HDC hdc)
virtual void	OnSpecialTweak (BOOL bMinus)
virtual void	OnEndDraw (BOOL bCancel)
void	beginEvent ()
void	endEvent ()
void	reset ()

Public Attributes
DIRECTION	m_direction = NO_DIRECTION
BOOL	m_bShiftDown = FALSE
BOOL	m_bLeftButton = FALSE
Public Attributes inherited from ToolBase
HDC	m_hdc
COLORREF	m_fg
COLORREF	m_bg

Additional Inherited Members
Static Public Member Functions inherited from ToolBase
static ToolBase *	createToolObject (TOOLTYPE type)

Detailed Description

Definition at line 302 of file mouse.cpp.

Member Function Documentation

OnButtonDown()

void SmoothDrawTool::OnButtonDown ( BOOL  bLeftButton, LONG  x, LONG  y, BOOL  bDoubleClick  )

inlineoverridevirtual

Reimplemented from ToolBase.

Reimplemented in AirBrushTool.

Definition at line 310 of file mouse.cpp.

    {
        m_direction = NO_DIRECTION;
        m_bShiftDown = (::GetKeyState(VK_SHIFT) & 0x8000); // Is Shift key pressed?
        m_bLeftButton = bLeftButton;
        s_cPoints = 0;
        pushToPoints(x, y);
        pushToPoints(x, y); // We have to draw the first point
        imageModel.NotifyImageChanged();
    }

Referenced by AirBrushTool::OnButtonDown().

OnButtonUp()

BOOL SmoothDrawTool::OnButtonUp ( BOOL  bLeftButton, LONG &  x, LONG &  y  )

inlineoverridevirtual

Reimplemented from ToolBase.

Definition at line 343 of file mouse.cpp.

    {
        if (m_bShiftDown && m_direction != NO_DIRECTION)
            RestrictDrawDirection(m_direction, g_ptStart.x, g_ptStart.y, x, y);
 
        pushToPoints(x, y);
 
        CRect rcPartial;
        getBoundaryOfPoints(rcPartial, s_cPoints, s_pPoints);
 
        SIZE size = toolsModel.GetToolSize();
        rcPartial.InflateRect((size.cx + 1) / 2, (size.cy + 1) / 2);
 
        imageModel.PushImageForUndo(rcPartial);
 
        OnDrawOverlayOnImage(m_hdc);
        imageModel.NotifyImageChanged();
        OnEndDraw(FALSE);
        return TRUE;
    }

OnDraw()

virtual void SmoothDrawTool::OnDraw ( HDC  hdc, BOOL  bLeftButton, POINT  pt0, POINT  pt1  )

pure virtual

Implemented in RubberTool, PenTool, BrushTool, and AirBrushTool.

Referenced by OnDrawOverlayOnImage().

OnDrawOverlayOnImage()

void SmoothDrawTool::OnDrawOverlayOnImage ( HDC  hdc )

inlineoverridevirtual

Reimplemented from ToolBase.

Reimplemented in AirBrushTool.

Definition at line 364 of file mouse.cpp.

    {
        for (SIZE_T i = 1; i < s_cPoints; ++i)
        {
            OnDraw(hdc, m_bLeftButton, s_pPoints[i - 1], s_pPoints[i]);
        }
    }

Referenced by OnButtonUp(), and AirBrushTool::OnDrawOverlayOnImage().

OnMouseMove()

BOOL SmoothDrawTool::OnMouseMove ( BOOL  bLeftButton, LONG &  x, LONG &  y  )

inlineoverridevirtual

Reimplemented from ToolBase.

Definition at line 321 of file mouse.cpp.

    {
        if (!m_bShiftDown)
        {
            pushToPoints(x, y);
            imageModel.NotifyImageChanged();
            return TRUE;
        }
 
        if (m_direction == NO_DIRECTION)
        {
            m_direction = GetDirection(g_ptStart.x, g_ptStart.y, x, y);
            if (m_direction == NO_DIRECTION)
                return FALSE;
        }
 
        RestrictDrawDirection(m_direction, g_ptStart.x, g_ptStart.y, x, y);
        pushToPoints(x, y);
        imageModel.NotifyImageChanged();
        return TRUE;
    }

Member Data Documentation

m_bLeftButton

BOOL SmoothDrawTool::m_bLeftButton = FALSE

Definition at line 306 of file mouse.cpp.

Referenced by OnButtonDown(), and OnDrawOverlayOnImage().

m_bShiftDown

BOOL SmoothDrawTool::m_bShiftDown = FALSE

Definition at line 305 of file mouse.cpp.

Referenced by OnButtonDown(), OnButtonUp(), and OnMouseMove().

m_direction

DIRECTION SmoothDrawTool::m_direction = NO_DIRECTION

Definition at line 304 of file mouse.cpp.

Referenced by OnButtonDown(), OnButtonUp(), and OnMouseMove().

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The documentation for this struct was generated from the following file:

• base/applications/mspaint/mouse.cpp