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gdi32/tests: Add test cases for wide pen bounding rectangles.

This commit is contained in:
Alexandre Julliard 2012-04-13 13:42:58 +02:00
parent 6c028b19c5
commit 81fcb10977
1 changed files with 54 additions and 7 deletions
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61
dlls/gdi32/tests/dc.c
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@ -744,7 +744,7 @@ static void test_boundsrect(void)
HBITMAP bitmap, dib, old;
RECT rect, expect, set_rect;
UINT ret;
int level;
int i, level;
hdc = CreateCompatibleDC(0);
ok(hdc != NULL, "CreateCompatibleDC failed\n");
@ -952,8 +952,8 @@ static void test_boundsrect(void)
memset( buffer, 0, sizeof(buffer) );
info->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
info->bmiHeader.biWidth = 64;
info->bmiHeader.biHeight = 64;
info->bmiHeader.biWidth = 256;
info->bmiHeader.biHeight = 256;
info->bmiHeader.biPlanes = 1;
info->bmiHeader.biBitCount = 8;
info->bmiHeader.biCompression = BI_RGB;
@ -971,19 +971,66 @@ static void test_boundsrect(void)
SetRect( &expect, 6, 6, 56, 51 );
todo_wine
ok( EqualRect(&rect, &expect), "Got (%d,%d)-(%d,%d)\n", rect.left, rect.top, rect.right, rect.bottom );
LineTo( hdc, 100, 30 );
LineTo( hdc, 300, 30 );
ret = GetBoundsRect( hdc, &rect, 0 );
ok( ret == DCB_SET, "GetBoundsRect returned %x\n", ret );
SetRect( &expect, 6, 6, 64, 51 );
SetRect( &expect, 6, 6, 256, 51 );
todo_wine
ok( EqualRect(&rect, &expect), "Got (%d,%d)-(%d,%d)\n", rect.left, rect.top, rect.right, rect.bottom );
LineTo( hdc, -100, -100 );
LineTo( hdc, -300, -300 );
ret = GetBoundsRect( hdc, &rect, 0 );
ok( ret == DCB_SET, "GetBoundsRect returned %x\n", ret );
SetRect( &expect, 0, 0, 64, 51 );
SetRect( &expect, 0, 0, 256, 51 );
todo_wine
ok( EqualRect(&rect, &expect), "Got (%d,%d)-(%d,%d)\n", rect.left, rect.top, rect.right, rect.bottom );
/* test the wide pen heuristics */
SetBoundsRect( hdc, NULL, DCB_ENABLE | DCB_RESET );
for (i = 0; i < 1000; i++)
{
static const UINT endcaps[3] = { PS_ENDCAP_ROUND, PS_ENDCAP_SQUARE, PS_ENDCAP_FLAT };
static const UINT joins[3] = { PS_JOIN_ROUND, PS_JOIN_BEVEL, PS_JOIN_MITER };
LOGBRUSH brush = { BS_SOLID, RGB(0,0,0), 0 };
UINT join = joins[i % 3];
UINT endcap = endcaps[(i / 3) % 3];
INT inflate, width = 1 + i / 9;
HPEN pen = ExtCreatePen( PS_GEOMETRIC | join | endcap | PS_SOLID, width, &brush, 0, NULL );
HPEN old = SelectObject( hdc, pen );
MoveToEx( hdc, 100, 100, NULL );
LineTo( hdc, 160, 100 );
LineTo( hdc, 100, 160 );
LineTo( hdc, 160, 160 );
GetBoundsRect( hdc, &rect, DCB_RESET );
SetRect( &expect, 100, 100, 161, 161 );
inflate = width + 2;
if (join == PS_JOIN_MITER)
{
inflate *= 5;
if (endcap == PS_ENDCAP_SQUARE)
InflateRect( &expect, (inflate * 3 + 1) / 2, (inflate * 3 + 1) / 2 );
else
InflateRect( &expect, inflate, inflate );
}
else
{
if (endcap == PS_ENDCAP_SQUARE)
InflateRect( &expect, inflate - inflate / 4, inflate - inflate / 4 );
else
InflateRect( &expect, (inflate + 1) / 2, (inflate + 1) / 2 );
}
expect.left = max( expect.left, 0 );
expect.top = max( expect.top, 0 );
expect.right = min( expect.right, 256 );
expect.bottom = min( expect.bottom, 256 );
todo_wine
ok( EqualRect(&rect, &expect),
"Got %d,%d,%d,%d expected %d,%d,%d,%d %u/%x/%x\n",
rect.left, rect.top, rect.right, rect.bottom,
expect.left, expect.top, expect.right, expect.bottom, width, endcap, join );
DeleteObject( SelectObject( hdc, old ));
}
DeleteDC( hdc );
DeleteObject( bitmap );
DeleteObject( dib );