efl/src/modules/evas/engines/software_gdi/evas_gdi_main.c

82 lines
2.4 KiB
C

#include "evas_common_private.h"
#include "evas_engine.h"
int
evas_software_gdi_init (HWND window,
unsigned int borderless,
unsigned int fullscreen EINA_UNUSED,
unsigned int region,
Outbuf *buf)
{
if (!window)
{
ERR("[Engine] [GDI] Window is NULL");
return 0;
}
buf->priv.gdi.window = window;
buf->priv.gdi.dc = GetDC(window);
buf->priv.gdi.borderless = borderless;
buf->priv.gdi.region = region;
if (!buf->priv.gdi.dc)
{
ERR("[Engine] [GDI] Can not get DC");
return 0;
}
if (GetDeviceCaps(buf->priv.gdi.dc, BITSPIXEL) != 32)
{
ERR("[Engine] [GDI] no compatible depth");
ReleaseDC(window, buf->priv.gdi.dc);
return 0;
}
/* FIXME: support fullscreen */
buf->priv.gdi.bitmap_info = (BITMAPINFO_GDI *)malloc(sizeof(BITMAPINFO_GDI));
if (!buf->priv.gdi.bitmap_info)
{
ERR("[Engine] [GDI] Can not allocate bitmap info");
ReleaseDC(window, buf->priv.gdi.dc);
return 0;
}
buf->priv.gdi.bitmap_info->bih.biSize = sizeof(BITMAPINFOHEADER);
buf->priv.gdi.bitmap_info->bih.biWidth = buf->width;
buf->priv.gdi.bitmap_info->bih.biHeight = -buf->height;
buf->priv.gdi.bitmap_info->bih.biPlanes = 1;
buf->priv.gdi.bitmap_info->bih.biSizeImage = 4 * buf->width * buf->height;
buf->priv.gdi.bitmap_info->bih.biXPelsPerMeter = 0;
buf->priv.gdi.bitmap_info->bih.biYPelsPerMeter = 0;
buf->priv.gdi.bitmap_info->bih.biClrUsed = 0;
buf->priv.gdi.bitmap_info->bih.biClrImportant = 0;
buf->priv.gdi.bitmap_info->bih.biBitCount = 32;
buf->priv.gdi.bitmap_info->bih.biCompression = BI_BITFIELDS;
buf->priv.gdi.bitmap_info->masks[0] = 0x00ff0000;
buf->priv.gdi.bitmap_info->masks[1] = 0x0000ff00;
buf->priv.gdi.bitmap_info->masks[2] = 0x000000ff;
return 1;
}
void
evas_software_gdi_shutdown(Outbuf *buf)
{
if (!buf)
return;
free(buf->priv.gdi.bitmap_info);
ReleaseDC(buf->priv.gdi.window, buf->priv.gdi.dc);
if (buf->priv.gdi.regions)
DeleteObject(buf->priv.gdi.regions);
}
void
evas_software_gdi_bitmap_resize(Outbuf *buf)
{
buf->priv.gdi.bitmap_info->bih.biWidth = buf->width;
buf->priv.gdi.bitmap_info->bih.biHeight = -buf->height;
buf->priv.gdi.bitmap_info->bih.biSizeImage = 4 * buf->width * buf->height;
}