Commit e976877f authored by Dmitry Timoshkov's avatar Dmitry Timoshkov Committed by Alexandre Julliard

gdi32: Add a test for combined mapping mode/world transform changes.

parent efcdb202
......@@ -2,6 +2,7 @@
* Unit tests for mapping functions
*
* Copyright (c) 2005 Huw Davies
* Copyright (c) 2008 Dmitry Timoshkov
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
......@@ -28,6 +29,146 @@
#include "winuser.h"
#include "winerror.h"
#define rough_match(got, expected) (abs((got) - (expected)) <= 5)
#define expect_LPtoDP(_hdc, _x, _y) \
{ \
POINT _pt = { 1000, 1000 }; \
LPtoDP(_hdc, &_pt, 1); \
ok(rough_match(_pt.x, _x), "expected x %d, got %d\n", (_x), _pt.x); \
ok(rough_match(_pt.y, _y), "expected y %d, got %d\n", (_y), _pt.y); \
}
#define expect_world_trasform(_hdc, _em11, _em22) \
{ \
BOOL _ret; \
XFORM _xform; \
SetLastError(0xdeadbeef); \
_ret = GetWorldTransform(_hdc, &_xform); \
if (GetLastError() != ERROR_CALL_NOT_IMPLEMENTED) \
{ \
ok(_ret, "GetWorldTransform error %u\n", GetLastError()); \
ok(_xform.eM11 == (_em11), "expected %f, got %f\n", (_em11), _xform.eM11); \
ok(_xform.eM12 == 0.0, "expected 0.0, got %f\n", _xform.eM12); \
ok(_xform.eM21 == 0.0, "expected 0.0, got %f\n", _xform.eM21); \
ok(_xform.eM22 == (_em22), "expected %f, got %f\n", (_em22), _xform.eM22); \
ok(_xform.eDx == 0.0, "expected 0.0, got %f\n", _xform.eDx); \
ok(_xform.eDy == 0.0, "expected 0.0, got %f\n", _xform.eDy); \
} \
}
#define expect_dc_ext(_func, _hdc, _cx, _cy) \
{ \
BOOL _ret; \
SIZE _size; \
SetLastError(0xdeadbeef); \
_ret = _func(_hdc, &_size); \
ok(_ret, #_func " error %u\n", GetLastError()); \
ok(_size.cx == (_cx), "expected cx %d, got %d\n", (_cx), _size.cx); \
ok(_size.cy == (_cy), "expected cy %d, got %d\n", (_cy), _size.cy); \
}
#define expect_viewport_ext(_hdc, _cx, _cy) expect_dc_ext(GetViewportExtEx, _hdc, _cx, _cy)
#define expect_window_ext(_hdc, _cx, _cy) expect_dc_ext(GetWindowExtEx, _hdc, _cx, _cy)
static void test_world_transform(void)
{
BOOL is_win9x;
HDC hdc;
INT ret, size_cx, size_cy, res_x, res_y;
XFORM xform;
SetLastError(0xdeadbeef);
GetWorldTransform(0, NULL);
is_win9x = GetLastError() == ERROR_CALL_NOT_IMPLEMENTED;
hdc = CreateCompatibleDC(0);
size_cx = GetDeviceCaps(hdc, HORZSIZE);
size_cy = GetDeviceCaps(hdc, VERTSIZE);
res_x = GetDeviceCaps(hdc, HORZRES);
res_y = GetDeviceCaps(hdc, VERTRES);
trace("dc size %d x %d, resolution %d x %d\n", size_cx, size_cy, res_x, res_y);
expect_viewport_ext(hdc, 1, 1);
expect_window_ext(hdc, 1, 1);
expect_world_trasform(hdc, 1.0, 1.0);
expect_LPtoDP(hdc, 1000, 1000);
SetLastError(0xdeadbeef);
ret = SetMapMode(hdc, MM_LOMETRIC);
ok(ret == MM_TEXT, "expected MM_TEXT, got %d\n", ret);
if (is_win9x)
{
expect_viewport_ext(hdc, 96, 96);
expect_window_ext(hdc, 254, -254);
}
else
{
expect_viewport_ext(hdc, res_x, -res_y);
expect_window_ext(hdc, size_cx * 10, size_cy * 10);
}
expect_world_trasform(hdc, 1.0, 1.0);
expect_LPtoDP(hdc, MulDiv(1000 / 10, res_x, size_cx), -MulDiv(1000 / 10, res_y, size_cy));
SetLastError(0xdeadbeef);
ret = SetMapMode(hdc, MM_TEXT);
ok(ret == MM_LOMETRIC, "expected MM_LOMETRIC, got %d\n", ret);
expect_viewport_ext(hdc, 1, 1);
expect_window_ext(hdc, 1, 1);
expect_world_trasform(hdc, 1.0, 1.0);
expect_LPtoDP(hdc, 1000, 1000);
ret = SetGraphicsMode(hdc, GM_ADVANCED);
if (!ret)
{
DeleteDC(hdc);
skip("GM_ADVANCED is not supported on this platform\n");
return;
}
expect_viewport_ext(hdc, 1, 1);
expect_window_ext(hdc, 1, 1);
expect_world_trasform(hdc, 1.0, 1.0);
expect_LPtoDP(hdc, 1000, 1000);
xform.eM11 = 20.0f;
xform.eM12 = 0.0f;
xform.eM21 = 0.0f;
xform.eM22 = 20.0f;
xform.eDx = 0.0f;
xform.eDy = 0.0f;
SetLastError(0xdeadbeef);
ret = SetWorldTransform(hdc, &xform);
ok(ret, "SetWorldTransform error %u\n", GetLastError());
expect_viewport_ext(hdc, 1, 1);
expect_window_ext(hdc, 1, 1);
expect_world_trasform(hdc, 20.0, 20.0);
expect_LPtoDP(hdc, 20000, 20000);
SetLastError(0xdeadbeef);
ret = SetMapMode(hdc, MM_LOMETRIC);
ok(ret == MM_TEXT, "expected MM_TEXT, got %d\n", ret);
expect_viewport_ext(hdc, res_x, -res_y);
expect_window_ext(hdc, size_cx * 10, size_cy * 10);
expect_world_trasform(hdc, 20.0, 20.0);
expect_LPtoDP(hdc, MulDiv(1000 * 2, res_x, size_cx), -MulDiv(1000 * 2, res_y, size_cy));
SetLastError(0xdeadbeef);
ret = SetMapMode(hdc, MM_TEXT);
ok(ret == MM_LOMETRIC, "expected MM_LOMETRIC, got %d\n", ret);
expect_viewport_ext(hdc, 1, 1);
expect_window_ext(hdc, 1, 1);
expect_world_trasform(hdc, 20.0, 20.0);
expect_LPtoDP(hdc, 20000, 20000);
DeleteDC(hdc);
}
static void test_modify_world_transform(void)
{
......@@ -38,6 +179,7 @@ static void test_modify_world_transform(void)
if(!ret) /* running in win9x so quit */
{
ReleaseDC(0, hdc);
skip("GM_ADVANCED is not supported on this platform\n");
return;
}
......@@ -53,8 +195,6 @@ static void test_modify_world_transform(void)
ReleaseDC(0, hdc);
}
#define rough_match(got, expected) ((got >= expected - 2) && (got <= expected + 2))
static void test_SetWindowExt(HDC hdc, LONG cx, LONG cy, LONG expected_vp_cx, LONG expected_vp_cy)
{
SIZE windowExt, viewportExt;
......@@ -158,5 +298,6 @@ static void test_isotropic_mapping(void)
START_TEST(mapping)
{
test_modify_world_transform();
test_world_transform();
test_isotropic_mapping();
}
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