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Support colour management on Windows

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There is also an alternative WcsGetDefaultColorProfile() path
that might be necessary on some broken versions of Microsoft Windows,
which I certainly do not want to support.
This commit is contained in:
Přemysl Eric Janouch 2022-07-23 22:57:23 +02:00
parent 31f428f4ec
commit 817f1b6000
Signed by: p
GPG Key ID: A0420B94F92B9493
1 changed files with 27 additions and 0 deletions
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27
fiv-view.c
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@ -30,6 +30,11 @@
#ifdef GDK_WINDOWING_QUARTZ
#include <gdk/gdkquartz.h>
#endif // GDK_WINDOWING_QUARTZ
#ifdef GDK_WINDOWING_WIN32
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <gdk/gdkwin32.h>
#endif // GDK_WINDOWING_WIN32
GType
fiv_view_command_get_type(void)
@ -448,6 +453,28 @@ reload_screen_cms_profile(FivView *self, GdkWindow *window)
{
g_clear_pointer(&self->screen_cms_profile, fiv_io_profile_free);
#ifdef GDK_WINDOWING_WIN32
if (GDK_IS_WIN32_WINDOW(window)) {
HWND hwnd = GDK_WINDOW_HWND(window);
HDC hdc = GetDC(hwnd);
if (hdc) {
DWORD len = 0;
(void) GetICMProfile(hdc, &len, NULL);
gchar *path = g_new(gchar, len);
if (GetICMProfile(hdc, &len, path)) {
gchar *data = NULL;
gsize length = 0;
if (g_file_get_contents(path, &data, &length, NULL))
self->screen_cms_profile = fiv_io_profile_new(data, length);
g_free(data);
}
g_free(path);
ReleaseDC(hwnd, hdc);
}
goto out;
}
#endif // GDK_WINDOWING_WIN32
GdkDisplay *display = gdk_window_get_display(window);
GdkMonitor *monitor = gdk_display_get_monitor_at_window(display, window);