107 lines
2.9 KiB
C++
107 lines
2.9 KiB
C++
// Copyright (C) 2017 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Platform module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#include <Nazara/Platform/Win32/CursorImpl.hpp>
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#include <Nazara/Core/Error.hpp>
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#include <Nazara/Utility/Image.hpp>
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#include <Nazara/Utility/PixelFormat.hpp>
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#include <Nazara/Platform/Debug.hpp>
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namespace Nz
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{
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bool CursorImpl::Create(const Image& cursor, int hotSpotX, int hotSpotY)
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{
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Image windowsCursor(cursor);
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if (!windowsCursor.Convert(PixelFormatType_BGRA8))
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{
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NazaraError("Failed to convert cursor to BGRA8");
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return false;
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}
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HBITMAP bitmap = CreateBitmap(windowsCursor.GetWidth(), windowsCursor.GetHeight(), 1, 32, windowsCursor.GetConstPixels());
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HBITMAP monoBitmap = CreateBitmap(windowsCursor.GetWidth(), windowsCursor.GetHeight(), 1, 1, nullptr);
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// http://msdn.microsoft.com/en-us/library/windows/desktop/ms648052(v=vs.85).aspx
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ICONINFO iconInfo;
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iconInfo.fIcon = FALSE;
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iconInfo.xHotspot = hotSpotX;
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iconInfo.yHotspot = hotSpotY;
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iconInfo.hbmMask = monoBitmap;
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iconInfo.hbmColor = bitmap;
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m_icon = CreateIconIndirect(&iconInfo);
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DeleteObject(bitmap);
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DeleteObject(monoBitmap);
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if (!m_icon)
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{
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NazaraError("Failed to create cursor: " + Error::GetLastSystemError());
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return false;
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}
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m_cursor = m_icon;
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return true;
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}
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bool CursorImpl::Create(SystemCursor cursor)
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{
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if (cursor != SystemCursor_None)
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m_cursor = static_cast<HCURSOR>(LoadImage(nullptr, s_systemCursorIds[cursor], IMAGE_CURSOR, 0, 0, LR_SHARED));
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else
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m_cursor = nullptr;
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// No need to free the cursor if shared
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// http://msdn.microsoft.com/en-us/library/windows/desktop/ms648045(v=vs.85).aspx
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m_icon = nullptr;
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return true;
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}
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void CursorImpl::Destroy()
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{
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if (m_icon)
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DestroyIcon(m_icon);
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}
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HCURSOR CursorImpl::GetCursor()
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{
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return m_cursor;
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}
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bool CursorImpl::Initialize()
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{
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return true;
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}
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void CursorImpl::Uninitialize()
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{
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}
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std::array<LPTSTR, SystemCursor_Max + 1> CursorImpl::s_systemCursorIds =
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{
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IDC_CROSS, // SystemCursor_Crosshair
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IDC_ARROW, // SystemCursor_Default
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IDC_HAND, // SystemCursor_Hand
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IDC_HELP, // SystemCursor_Help
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IDC_SIZEALL, // SystemCursor_Move
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nullptr, // SystemCursor_None
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IDC_HAND, // SystemCursor_Pointer
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IDC_APPSTARTING, // SystemCursor_Progress
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IDC_SIZEWE, // SystemCursor_ResizeE
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IDC_SIZENS, // SystemCursor_ResizeN
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IDC_SIZENESW, // SystemCursor_ResizeNE
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IDC_SIZENWSE, // SystemCursor_ResizeNW
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IDC_SIZENS, // SystemCursor_ResizeS
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IDC_SIZENWSE, // SystemCursor_ResizeSE
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IDC_SIZENESW, // SystemCursor_ResizeSW
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IDC_SIZEWE, // SystemCursor_ResizeW
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IDC_IBEAM, // SystemCursor_Text
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IDC_WAIT // SystemCursor_Wait
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};
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static_assert(SystemCursor_Max + 1 == 18, "System cursor array is incomplete");
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}
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