1
0
mirror of https://github.com/wine-mirror/wine synced 2024-07-01 07:14:31 +00:00
wine/dlls/winemac.drv/surface.c

264 lines
8.8 KiB
C

/*
* Mac driver window surface implementation
*
* Copyright 1993, 1994, 2011 Alexandre Julliard
* Copyright 2006 Damjan Jovanovic
* Copyright 2012, 2013 Ken Thomases for CodeWeavers, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#if 0
#pragma makedep unix
#endif
#include "config.h"
#include "macdrv.h"
#include "winuser.h"
WINE_DEFAULT_DEBUG_CHANNEL(bitblt);
static inline int get_dib_stride(int width, int bpp)
{
return ((width * bpp + 31) >> 3) & ~3;
}
static inline int get_dib_image_size(const BITMAPINFO *info)
{
return get_dib_stride(info->bmiHeader.biWidth, info->bmiHeader.biBitCount)
* abs(info->bmiHeader.biHeight);
}
struct macdrv_window_surface
{
struct window_surface header;
macdrv_window window;
CGDataProviderRef provider;
};
static struct macdrv_window_surface *get_mac_surface(struct window_surface *surface);
static CGDataProviderRef data_provider_create(size_t size, void **bits)
{
CGDataProviderRef provider;
CFMutableDataRef data;
if (!(data = CFDataCreateMutable(kCFAllocatorDefault, size))) return NULL;
CFDataSetLength(data, size);
if ((provider = CGDataProviderCreateWithCFData(data)))
*bits = CFDataGetMutableBytePtr(data);
CFRelease(data);
return provider;
}
/***********************************************************************
* macdrv_surface_set_clip
*/
static void macdrv_surface_set_clip(struct window_surface *window_surface, const RECT *rects, UINT count)
{
}
/***********************************************************************
* macdrv_surface_flush
*/
static BOOL macdrv_surface_flush(struct window_surface *window_surface, const RECT *rect, const RECT *dirty,
const BITMAPINFO *color_info, const void *color_bits)
{
struct macdrv_window_surface *surface = get_mac_surface(window_surface);
CGImageAlphaInfo alpha_info = (window_surface->alpha_mask ? kCGImageAlphaPremultipliedFirst : kCGImageAlphaNoneSkipFirst);
CGColorSpaceRef colorspace;
CGImageRef image;
colorspace = CGColorSpaceCreateWithName(kCGColorSpaceSRGB);
image = CGImageCreate(color_info->bmiHeader.biWidth, abs(color_info->bmiHeader.biHeight), 8, 32,
color_info->bmiHeader.biSizeImage / abs(color_info->bmiHeader.biHeight), colorspace,
alpha_info | kCGBitmapByteOrder32Little, surface->provider, NULL, retina_on, kCGRenderingIntentDefault);
CGColorSpaceRelease(colorspace);
macdrv_window_set_color_image(surface->window, image, cgrect_from_rect(*rect), cgrect_from_rect(*dirty));
CGImageRelease(image);
return TRUE;
}
/***********************************************************************
* macdrv_surface_destroy
*/
static void macdrv_surface_destroy(struct window_surface *window_surface)
{
struct macdrv_window_surface *surface = get_mac_surface(window_surface);
TRACE("freeing %p\n", surface);
CGDataProviderRelease(surface->provider);
free(surface);
}
static const struct window_surface_funcs macdrv_surface_funcs =
{
macdrv_surface_set_clip,
macdrv_surface_flush,
macdrv_surface_destroy,
};
static struct macdrv_window_surface *get_mac_surface(struct window_surface *surface)
{
if (!surface || surface->funcs != &macdrv_surface_funcs) return NULL;
return (struct macdrv_window_surface *)surface;
}
/***********************************************************************
* create_surface
*/
static struct window_surface *create_surface(HWND hwnd, macdrv_window window, const RECT *rect,
struct window_surface *old_surface, BOOL use_alpha)
{
struct macdrv_window_surface *surface = NULL;
int width = rect->right - rect->left, height = rect->bottom - rect->top;
DWORD window_background;
D3DKMT_CREATEDCFROMMEMORY desc = {.Format = D3DDDIFMT_A8R8G8B8};
char buffer[FIELD_OFFSET(BITMAPINFO, bmiColors[256])];
BITMAPINFO *info = (BITMAPINFO *)buffer;
CGDataProviderRef provider;
HBITMAP bitmap = 0;
UINT status;
void *bits;
memset(info, 0, sizeof(*info));
info->bmiHeader.biSize = sizeof(info->bmiHeader);
info->bmiHeader.biWidth = width;
info->bmiHeader.biHeight = -height; /* top-down */
info->bmiHeader.biPlanes = 1;
info->bmiHeader.biBitCount = 32;
info->bmiHeader.biSizeImage = get_dib_image_size(info);
info->bmiHeader.biCompression = BI_RGB;
if (!(provider = data_provider_create(info->bmiHeader.biSizeImage, &bits))) return NULL;
/* wrap the data in a HBITMAP so we can write to the surface pixels directly */
desc.Width = info->bmiHeader.biWidth;
desc.Height = abs(info->bmiHeader.biHeight);
desc.Pitch = info->bmiHeader.biSizeImage / abs(info->bmiHeader.biHeight);
desc.pMemory = bits;
desc.hDeviceDc = NtUserGetDCEx(hwnd, 0, DCX_CACHE | DCX_WINDOW);
if ((status = NtGdiDdDDICreateDCFromMemory(&desc)))
ERR("Failed to create HBITMAP, status %#x\n", status);
else
{
bitmap = desc.hBitmap;
NtGdiDeleteObjectApp(desc.hDc);
}
if (desc.hDeviceDc) NtUserReleaseDC(hwnd, desc.hDeviceDc);
if (!(surface = calloc(1, sizeof(*surface)))) goto failed;
if (!window_surface_init(&surface->header, &macdrv_surface_funcs, hwnd, rect, info, bitmap)) goto failed;
surface->window = window;
if (old_surface) surface->header.bounds = old_surface->bounds;
surface->provider = provider;
window_background = macdrv_window_background_color();
memset_pattern4(bits, &window_background, info->bmiHeader.biSizeImage);
TRACE("created %p for %p %s\n", surface, window, wine_dbgstr_rect(rect));
if (use_alpha) window_surface_set_layered( &surface->header, CLR_INVALID, -1, 0xff000000 );
else window_surface_set_layered( &surface->header, CLR_INVALID, -1, 0 );
return &surface->header;
failed:
if (surface) window_surface_release(&surface->header);
if (bitmap) NtGdiDeleteObjectApp(bitmap);
CGDataProviderRelease(provider);
return NULL;
}
/***********************************************************************
* CreateWindowSurface (MACDRV.@)
*/
BOOL macdrv_CreateWindowSurface(HWND hwnd, const RECT *surface_rect, struct window_surface **surface)
{
struct macdrv_win_data *data;
TRACE("hwnd %p, surface_rect %s, surface %p\n", hwnd, wine_dbgstr_rect(surface_rect), surface);
if (!(data = get_win_data(hwnd))) return TRUE; /* use default surface */
if (*surface) window_surface_release(*surface);
*surface = NULL;
if (data->surface)
{
if (EqualRect(&data->surface->rect, surface_rect))
{
/* existing surface is good enough */
window_surface_add_ref(data->surface);
*surface = data->surface;
goto done;
}
}
*surface = create_surface(data->hwnd, data->cocoa_window, surface_rect, data->surface, FALSE);
done:
release_win_data(data);
return TRUE;
}
/***********************************************************************
* CreateLayeredWindow (MACDRV.@)
*/
BOOL macdrv_CreateLayeredWindow(HWND hwnd, const RECT *window_rect, COLORREF color_key,
struct window_surface **window_surface)
{
struct window_surface *surface;
struct macdrv_win_data *data;
RECT rect;
if (!(data = get_win_data(hwnd))) return FALSE;
data->layered = TRUE;
data->ulw_layered = TRUE;
rect = *window_rect;
OffsetRect(&rect, -window_rect->left, -window_rect->top);
surface = data->surface;
if (!surface || !EqualRect(&surface->rect, &rect))
{
data->surface = create_surface(data->hwnd, data->cocoa_window, &rect, NULL, TRUE);
if (surface) window_surface_release(surface);
surface = data->surface;
if (data->unminimized_surface)
{
window_surface_release(data->unminimized_surface);
data->unminimized_surface = NULL;
}
}
else window_surface_set_layered(surface, color_key, -1, 0xff000000);
if ((*window_surface = surface)) window_surface_add_ref(surface);
release_win_data(data);
return TRUE;
}