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f5200e6c25
According to Benedikt Freisen, he didn't port the code base to C++
until 2015. Addendum to 8f1f1c7a5a. CORE-18867
159 lines
3.7 KiB
C++
159 lines
3.7 KiB
C++
/*
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* PROJECT: PAINT for ReactOS
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* LICENSE: LGPL-2.0-or-later (https://spdx.org/licenses/LGPL-2.0-or-later)
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* PURPOSE: Keep track of tool parameters, notify listeners
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* COPYRIGHT: Copyright 2015 Benedikt Freisen <b.freisen@gmx.net>
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*/
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#pragma once
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enum TOOLTYPE
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{
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TOOL_FREESEL = 1,
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TOOL_RECTSEL = 2,
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TOOL_RUBBER = 3,
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TOOL_FILL = 4,
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TOOL_COLOR = 5,
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TOOL_ZOOM = 6,
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TOOL_PEN = 7,
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TOOL_BRUSH = 8,
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TOOL_AIRBRUSH = 9,
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TOOL_TEXT = 10,
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TOOL_LINE = 11,
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TOOL_BEZIER = 12,
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TOOL_RECT = 13,
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TOOL_SHAPE = 14,
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TOOL_ELLIPSE = 15,
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TOOL_RRECT = 16,
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TOOL_MAX = TOOL_RRECT,
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};
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/* CLASSES **********************************************************/
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struct ToolBase
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{
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TOOLTYPE m_tool;
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HDC m_hdc;
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COLORREF m_fg, m_bg;
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static INT s_pointSP;
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static POINT s_pointStack[256];
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ToolBase(TOOLTYPE tool) : m_tool(tool), m_hdc(NULL) { }
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virtual ~ToolBase() { }
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virtual void OnButtonDown(BOOL bLeftButton, LONG x, LONG y, BOOL bDoubleClick) { }
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virtual void OnMouseMove(BOOL bLeftButton, LONG x, LONG y) { }
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virtual void OnButtonUp(BOOL bLeftButton, LONG x, LONG y) { }
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virtual void OnCancelDraw();
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virtual void OnFinishDraw();
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virtual void OnDrawOverlayOnImage(HDC hdc) { }
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virtual void OnDrawOverlayOnCanvas(HDC hdc) { }
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void beginEvent();
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void endEvent();
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void reset();
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static ToolBase* createToolObject(TOOLTYPE type);
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protected:
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void OnDrawSelectionOnCanvas(HDC hdc);
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};
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class ToolsModel
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{
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private:
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int m_lineWidth;
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int m_shapeStyle;
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int m_brushStyle;
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TOOLTYPE m_activeTool;
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TOOLTYPE m_oldActiveTool;
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int m_airBrushWidth;
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int m_rubberRadius;
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BOOL m_transpBg;
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int m_zoom;
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ToolBase* m_tools[TOOL_MAX + 1];
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ToolBase *m_pToolObject;
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ToolBase *GetOrCreateTool(TOOLTYPE nTool);
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public:
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ToolsModel();
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~ToolsModel();
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BOOL IsSelection() const;
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int GetLineWidth() const;
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void SetLineWidth(int nLineWidth);
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int GetShapeStyle() const;
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void SetShapeStyle(int nShapeStyle);
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int GetBrushStyle() const;
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void SetBrushStyle(int nBrushStyle);
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TOOLTYPE GetActiveTool() const;
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TOOLTYPE GetOldActiveTool() const;
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void SetActiveTool(TOOLTYPE nActiveTool);
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int GetAirBrushWidth() const;
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void SetAirBrushWidth(int nAirBrushWidth);
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int GetRubberRadius() const;
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void SetRubberRadius(int nRubberRadius);
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BOOL IsBackgroundTransparent() const;
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void SetBackgroundTransparent(BOOL bTransparent);
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int GetZoom() const;
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void SetZoom(int nZoom);
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void OnButtonDown(BOOL bLeftButton, LONG x, LONG y, BOOL bDoubleClick);
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void OnMouseMove(BOOL bLeftButton, LONG x, LONG y);
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void OnButtonUp(BOOL bLeftButton, LONG x, LONG y);
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void OnCancelDraw();
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void OnFinishDraw();
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void OnDrawOverlayOnImage(HDC hdc);
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void OnDrawOverlayOnCanvas(HDC hdc);
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void resetTool();
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void selectAll();
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void NotifyToolChanged();
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void NotifyToolSettingsChanged();
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void NotifyZoomChanged();
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};
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extern ToolsModel toolsModel;
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static inline int Zoomed(int xy)
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{
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return xy * toolsModel.GetZoom() / 1000;
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}
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static inline int UnZoomed(int xy)
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{
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return xy * 1000 / toolsModel.GetZoom();
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}
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static inline void Zoomed(POINT& pt)
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{
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pt.x = Zoomed(pt.x);
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pt.y = Zoomed(pt.y);
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}
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static inline void Zoomed(RECT& rc)
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{
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rc.left = Zoomed(rc.left);
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rc.top = Zoomed(rc.top);
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rc.right = Zoomed(rc.right);
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rc.bottom = Zoomed(rc.bottom);
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}
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static inline void UnZoomed(POINT& pt)
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{
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pt.x = UnZoomed(pt.x);
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pt.y = UnZoomed(pt.y);
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}
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static inline void UnZoomed(RECT& rc)
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{
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rc.left = UnZoomed(rc.left);
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rc.top = UnZoomed(rc.top);
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rc.right = UnZoomed(rc.right);
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rc.bottom = UnZoomed(rc.bottom);
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}
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