diff options
Diffstat (limited to 'platform/windows/os_windows.cpp')
| -rw-r--r-- | platform/windows/os_windows.cpp | 121 |
1 files changed, 118 insertions, 3 deletions
diff --git a/platform/windows/os_windows.cpp b/platform/windows/os_windows.cpp index d3fa2bbc0d..e3af82b629 100644 --- a/platform/windows/os_windows.cpp +++ b/platform/windows/os_windows.cpp @@ -5,8 +5,8 @@ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ -/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */ -/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md) */ +/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ @@ -1844,10 +1844,125 @@ void OS_Windows::set_cursor_shape(CursorShape p_shape) { IDC_HELP }; - SetCursor(LoadCursor(hInstance, win_cursors[p_shape])); + if (cursors[p_shape] != NULL) { + SetCursor(cursors[p_shape]); + } else { + SetCursor(LoadCursor(hInstance, win_cursors[p_shape])); + } cursor_shape = p_shape; } +void OS_Windows::set_custom_mouse_cursor(const RES &p_cursor, CursorShape p_shape, const Vector2 &p_hotspot) { + if (p_cursor.is_valid()) { + Ref<Texture> texture = p_cursor; + Ref<Image> image = texture->get_data(); + + UINT image_size = 32 * 32; + UINT size = sizeof(UINT) * image_size; + + ERR_FAIL_COND(texture->get_width() != 32 || texture->get_height() != 32); + + // Create the BITMAP with alpha channel + COLORREF *buffer = (COLORREF *)malloc(sizeof(COLORREF) * image_size); + + image->lock(); + for (UINT index = 0; index < image_size; index++) { + int column_index = floor(index / 32); + int row_index = index % 32; + + Color pcColor = image->get_pixel(row_index, column_index); + *(buffer + index) = image->get_pixel(row_index, column_index).to_argb32(); + } + image->unlock(); + + // Using 4 channels, so 4 * 8 bits + HBITMAP bitmap = CreateBitmap(32, 32, 1, 4 * 8, buffer); + COLORREF clrTransparent = -1; + + // Create the AND and XOR masks for the bitmap + HBITMAP hAndMask = NULL; + HBITMAP hXorMask = NULL; + + GetMaskBitmaps(bitmap, clrTransparent, hAndMask, hXorMask); + + if (NULL == hAndMask || NULL == hXorMask) { + return; + } + + // Finally, create the icon + ICONINFO iconinfo = { 0 }; + iconinfo.fIcon = FALSE; + iconinfo.xHotspot = p_hotspot.x; + iconinfo.yHotspot = p_hotspot.y; + iconinfo.hbmMask = hAndMask; + iconinfo.hbmColor = hXorMask; + + cursors[p_shape] = CreateIconIndirect(&iconinfo); + + if (p_shape == CURSOR_ARROW) { + SetCursor(cursors[p_shape]); + } + + if (hAndMask != NULL) { + DeleteObject(hAndMask); + } + + if (hXorMask != NULL) { + DeleteObject(hXorMask); + } + } +} + +void OS_Windows::GetMaskBitmaps(HBITMAP hSourceBitmap, COLORREF clrTransparent, OUT HBITMAP &hAndMaskBitmap, OUT HBITMAP &hXorMaskBitmap) { + + // Get the system display DC + HDC hDC = GetDC(NULL); + + // Create helper DC + HDC hMainDC = CreateCompatibleDC(hDC); + HDC hAndMaskDC = CreateCompatibleDC(hDC); + HDC hXorMaskDC = CreateCompatibleDC(hDC); + + // Get the dimensions of the source bitmap + BITMAP bm; + GetObject(hSourceBitmap, sizeof(BITMAP), &bm); + + // Create the mask bitmaps + hAndMaskBitmap = CreateCompatibleBitmap(hDC, bm.bmWidth, bm.bmHeight); // color + hXorMaskBitmap = CreateCompatibleBitmap(hDC, bm.bmWidth, bm.bmHeight); // color + + // Release the system display DC + ReleaseDC(NULL, hDC); + + // Select the bitmaps to helper DC + HBITMAP hOldMainBitmap = (HBITMAP)SelectObject(hMainDC, hSourceBitmap); + HBITMAP hOldAndMaskBitmap = (HBITMAP)SelectObject(hAndMaskDC, hAndMaskBitmap); + HBITMAP hOldXorMaskBitmap = (HBITMAP)SelectObject(hXorMaskDC, hXorMaskBitmap); + + // Assign the monochrome AND mask bitmap pixels so that a pixels of the source bitmap + // with 'clrTransparent' will be white pixels of the monochrome bitmap + SetBkColor(hMainDC, clrTransparent); + BitBlt(hAndMaskDC, 0, 0, bm.bmWidth, bm.bmHeight, hMainDC, 0, 0, SRCCOPY); + + // Assign the color XOR mask bitmap pixels so that a pixels of the source bitmap + // with 'clrTransparent' will be black and rest the pixels same as corresponding + // pixels of the source bitmap + SetBkColor(hXorMaskDC, RGB(0, 0, 0)); + SetTextColor(hXorMaskDC, RGB(255, 255, 255)); + BitBlt(hXorMaskDC, 0, 0, bm.bmWidth, bm.bmHeight, hAndMaskDC, 0, 0, SRCCOPY); + BitBlt(hXorMaskDC, 0, 0, bm.bmWidth, bm.bmHeight, hMainDC, 0, 0, SRCAND); + + // Deselect bitmaps from the helper DC + SelectObject(hMainDC, hOldMainBitmap); + SelectObject(hAndMaskDC, hOldAndMaskBitmap); + SelectObject(hXorMaskDC, hOldXorMaskBitmap); + + // Delete the helper DC + DeleteDC(hXorMaskDC); + DeleteDC(hAndMaskDC); + DeleteDC(hMainDC); +} + Error OS_Windows::execute(const String &p_path, const List<String> &p_arguments, bool p_blocking, ProcessID *r_child_id, String *r_pipe, int *r_exitcode, bool read_stderr) { if (p_blocking && r_pipe) { |