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handle resized surface correctly

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Vincent Wei
2020-03-01 23:01:10 +08:00
parent cf71cd059c
commit 837872c8bb
1 changed files with 7 additions and 2 deletions
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9
src/kernel/desktop-procs.c
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@@ -2265,15 +2265,20 @@ static int resize_window_surface (PMAINWIN pWin, const RECT* prcResult)
int nh = RECTHP(prcResult);
if (pWin->surf->w < nw || pWin->surf->h < nh) {
GAL_Rect rect = { 0, 0, pWin->surf->w, pWin->surf->h };
GAL_Surface* new_surf;
new_surf = GAL_CreateSurfaceForZNodeAs (pWin->surf, nw, nh);
if (new_surf == NULL)
return -2;
GAL_BlitSurface (pWin->surf, &rect, new_surf, &rect);
GAL_SetClipRect (new_surf, NULL);
GAL_SetColorKey (pWin->surf, 0, 0); // disable color key
GAL_SetAlpha (pWin->surf, 0, 0); // disable alpha
GAL_BlitSurface (pWin->surf, NULL, new_surf, NULL);
memcpy (new_surf->dirty_info, pWin->surf->dirty_info,
sizeof (GAL_DirtyInfo));
GAL_FreeSurface (pWin->surf);
pWin->surf = new_surf;
if (pWin->surf->shared_header)
return pWin->surf->shared_header->fd;