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client: Support 16bpp pixmaps on win32

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This commit is contained in:
Alexander Larsson 2010-04-29 13:34:16 +02:00
parent 7dddbfe488
commit 1e4ec1f513
2 changed files with 33 additions and 6 deletions
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17
client/windows/red_pixmap_cairo.cpp
View File

@ -33,7 +33,10 @@ RedPixmapCairo::RedPixmapCairo(int width, int height, RedDrawable::Format format
bool top_bottom, RedWindow *win)
: RedPixmap(width, height, format, top_bottom)
{
ASSERT(format == RedDrawable::ARGB32 || format == RedDrawable::RGB32 || format == RedDrawable::A1);
DWORD *pixel_format;
ASSERT(format == RedDrawable::ARGB32 || format == RedDrawable::RGB32
|| format == RedDrawable::RGB16_555 || format == RedDrawable::RGB16_565
|| format == RedDrawable::A1);
ASSERT(sizeof(RedPixmap_p) <= PIXELES_SOURCE_OPAQUE_SIZE);
struct {
@ -61,7 +64,11 @@ RedPixmapCairo::RedPixmapCairo(int width, int height, RedDrawable::Format format
bitmap_info.inf.bmiHeader.biPlanes = 1;
bitmap_info.inf.bmiHeader.biBitCount = RedDrawable::format_to_bpp(format);
bitmap_info.inf.bmiHeader.biCompression = BI_RGB;
if (format == RedDrawable::RGB16_565) {
bitmap_info.inf.bmiHeader.biCompression = BI_BITFIELDS;
} else {
bitmap_info.inf.bmiHeader.biCompression = BI_RGB;
}
switch (format) {
case RedDrawable::A1:
bitmap_info.inf.bmiColors[0].rgbRed = 0;
@ -71,6 +78,12 @@ RedPixmapCairo::RedPixmapCairo(int width, int height, RedDrawable::Format format
bitmap_info.inf.bmiColors[1].rgbGreen = 0xff;
bitmap_info.inf.bmiColors[1].rgbBlue = 0xff;
break;
case RedDrawable::RGB16_565:
pixel_format = (DWORD *)bitmap_info.inf.bmiColors;
pixel_format[0] = 0xf800;
pixel_format[1] = 0x07e0;
pixel_format[2] = 0x001f;
break;
}
AutoDC dc(create_compatible_dc());
AutoGDIObject bitmap(CreateDIBSection(dc.get(), &bitmap_info.inf, 0,

22
client/windows/red_pixmap_gdi.cpp
View File

@ -30,9 +30,12 @@ struct RedPixmap_p {
};
RedPixmapGdi::RedPixmapGdi(int width, int height, RedDrawable::Format format, bool top_bottom)
: RedPixmap(width, height, format, top_bottom )
: RedPixmap(width, height, format, top_bottom)
{
ASSERT(format == RedDrawable::ARGB32 || format == RedDrawable::RGB32 || format == RedDrawable::A1);
DWORD *pixel_format;
ASSERT(format == RedDrawable::ARGB32 || format == RedDrawable::RGB32
|| format == RedDrawable::RGB16_555 || format == RedDrawable::RGB16_565
|| format == RedDrawable::A1);
ASSERT(sizeof(RedPixmap_p) <= PIXELES_SOURCE_OPAQUE_SIZE);
struct {
@ -47,7 +50,12 @@ RedPixmapGdi::RedPixmapGdi(int width, int height, RedDrawable::Format format, bo
bitmap_info.inf.bmiHeader.biPlanes = 1;
bitmap_info.inf.bmiHeader.biBitCount = RedDrawable::format_to_bpp(format);
bitmap_info.inf.bmiHeader.biCompression = BI_RGB;
if (format == RedDrawable::RGB16_565) {
bitmap_info.inf.bmiHeader.biCompression = BI_BITFIELDS;
} else {
bitmap_info.inf.bmiHeader.biCompression = BI_RGB;
}
switch (format) {
case RedDrawable::A1:
bitmap_info.inf.bmiColors[0].rgbRed = 0;
@ -57,7 +65,13 @@ RedPixmapGdi::RedPixmapGdi(int width, int height, RedDrawable::Format format, bo
bitmap_info.inf.bmiColors[1].rgbGreen = 0xff;
bitmap_info.inf.bmiColors[1].rgbBlue = 0xff;
break;
}
case RedDrawable::RGB16_565:
pixel_format = (DWORD *)bitmap_info.inf.bmiColors;
pixel_format[0] = 0xf800;
pixel_format[1] = 0x07e0;
pixel_format[2] = 0x001f;
break;
}
AutoDC dc(create_compatible_dc());
AutoGDIObject bitmap(CreateDIBSection(dc.get(), &bitmap_info.inf, 0,
(VOID **)&_data, NULL, 0));