2015-05-08 16:02:36 +00:00
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/*
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* PROJECT: PAINT for ReactOS
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* LICENSE: LGPL
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2023-03-16 22:45:14 +00:00
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* FILE: base/applications/mspaint/canvas.h
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* PURPOSE: Providing the canvas window class
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2015-05-08 16:02:36 +00:00
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* PROGRAMMERS: Benedikt Freisen
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*/
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2017-12-09 12:36:45 +00:00
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#pragma once
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2023-03-16 22:45:14 +00:00
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class CCanvasWindow : public CWindowImpl<CCanvasWindow>
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2015-07-07 10:42:49 +00:00
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{
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public:
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2023-03-16 22:45:14 +00:00
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DECLARE_WND_CLASS_EX(_T("ReactOSPaintCanvas"), 0, COLOR_APPWORKSPACE)
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2015-05-08 16:02:36 +00:00
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2023-03-16 22:45:14 +00:00
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BEGIN_MSG_MAP(CCanvasWindow)
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2015-07-07 10:42:49 +00:00
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MESSAGE_HANDLER(WM_SIZE, OnSize)
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2023-03-19 01:42:10 +00:00
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MESSAGE_HANDLER(WM_PAINT, OnPaint)
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MESSAGE_HANDLER(WM_MOUSEMOVE, OnMouseMove)
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2015-07-07 10:42:49 +00:00
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MESSAGE_HANDLER(WM_HSCROLL, OnHScroll)
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MESSAGE_HANDLER(WM_VSCROLL, OnVScroll)
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2023-03-19 01:42:10 +00:00
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MESSAGE_HANDLER(WM_ERASEBKGND, OnEraseBkgnd)
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2017-06-19 13:02:09 +00:00
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MESSAGE_HANDLER(WM_LBUTTONDOWN, OnLButtonDown)
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2023-03-19 01:42:10 +00:00
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MESSAGE_HANDLER(WM_KEYDOWN, OnKeyDown)
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MESSAGE_HANDLER(WM_LBUTTONUP, OnLButtonUp)
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MESSAGE_HANDLER(WM_SETCURSOR, OnSetCursor)
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2021-12-27 13:20:22 +00:00
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MESSAGE_HANDLER(WM_MOUSEWHEEL, OnMouseWheel)
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2023-03-19 01:42:10 +00:00
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MESSAGE_HANDLER(WM_CANCELMODE, OnCancelMode)
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MESSAGE_HANDLER(WM_CAPTURECHANGED, OnCaptureChanged)
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2015-07-07 10:42:49 +00:00
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END_MSG_MAP()
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2023-03-19 01:42:10 +00:00
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CCanvasWindow();
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2023-03-16 22:51:12 +00:00
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VOID Update(HWND hwndFrom);
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protected:
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2023-03-19 01:42:10 +00:00
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CANVAS_HITTEST m_whereHit;
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POINT m_ptOrig; // The origin of drag start
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CANVAS_HITTEST HitTest(POINT pt);
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RECT GetBaseRect();
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VOID DoDraw(HDC hDC, RECT& rcClient, RECT& rcPaint);
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VOID OnHVScroll(WPARAM wParam, INT fnBar);
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2015-07-07 10:42:49 +00:00
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LRESULT OnSize(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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LRESULT OnHScroll(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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LRESULT OnVScroll(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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2023-03-19 01:42:10 +00:00
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LRESULT OnEraseBkgnd(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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LRESULT OnPaint(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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2017-06-19 13:02:09 +00:00
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LRESULT OnLButtonDown(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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2023-03-19 01:42:10 +00:00
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LRESULT OnMouseMove(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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LRESULT OnKeyDown(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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LRESULT OnLButtonUp(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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LRESULT OnSetCursor(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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2021-12-27 13:20:22 +00:00
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LRESULT OnMouseWheel(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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2023-03-19 01:42:10 +00:00
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LRESULT OnCancelMode(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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LRESULT OnCaptureChanged(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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2015-07-07 10:42:49 +00:00
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};
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