| /* |
| * Unit tests for mapping functions |
| * |
| * Copyright (c) 2005 Huw Davies |
| * |
| * 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 |
| */ |
| |
| #include <assert.h> |
| #include <stdio.h> |
| #include <math.h> |
| |
| #include "wine/test.h" |
| #include "winbase.h" |
| #include "wingdi.h" |
| #include "winuser.h" |
| #include "winerror.h" |
| |
| |
| static void test_modify_world_transform(void) |
| { |
| HDC hdc = GetDC(0); |
| int ret; |
| |
| ret = SetGraphicsMode(hdc, GM_ADVANCED); |
| if(!ret) /* running in win9x so quit */ |
| { |
| ReleaseDC(0, hdc); |
| return; |
| } |
| |
| ret = ModifyWorldTransform(hdc, NULL, MWT_IDENTITY); |
| ok(ret, "ret = %d\n", ret); |
| |
| ret = ModifyWorldTransform(hdc, NULL, MWT_LEFTMULTIPLY); |
| ok(!ret, "ret = %d\n", ret); |
| |
| ret = ModifyWorldTransform(hdc, NULL, MWT_RIGHTMULTIPLY); |
| ok(!ret, "ret = %d\n", ret); |
| |
| ReleaseDC(0, hdc); |
| } |
| |
| static void test_SetWindowExt(HDC hdc, LONG cx, LONG cy, LONG expected_vp_cx, LONG expected_vp_cy) |
| { |
| SIZE windowExt, viewportExt; |
| POINT windowOrg, windowOrgAfter, viewportOrg, viewportOrgAfter; |
| |
| GetWindowOrgEx(hdc, &windowOrg); |
| GetViewportOrgEx(hdc, &viewportOrg); |
| |
| SetWindowExtEx(hdc, cx, cy, NULL); |
| GetWindowExtEx(hdc, &windowExt); |
| ok(windowExt.cx == cx && windowExt.cy == cy, |
| "Window extension: Expected %dx%d, got %dx%d\n", |
| cx, cy, windowExt.cx, windowExt.cy); |
| |
| GetViewportExtEx(hdc, &viewportExt); |
| ok(viewportExt.cx == expected_vp_cx && viewportExt.cy == expected_vp_cy, |
| "Viewport extents have not been properly adjusted: Expected %dx%d, got %dx%d\n", |
| expected_vp_cx, expected_vp_cy, viewportExt.cx, viewportExt.cy); |
| |
| GetWindowOrgEx(hdc, &windowOrgAfter); |
| ok(windowOrg.x == windowOrgAfter.x && windowOrg.y == windowOrgAfter.y, |
| "Window origin changed from (%d,%d) to (%d,%d)\n", |
| windowOrg.x, windowOrg.y, windowOrgAfter.x, windowOrgAfter.y); |
| |
| GetViewportOrgEx(hdc, &viewportOrgAfter); |
| ok(viewportOrg.x == viewportOrgAfter.x && viewportOrg.y == viewportOrgAfter.y, |
| "Viewport origin changed from (%d,%d) to (%d,%d)\n", |
| viewportOrg.x, viewportOrg.y, viewportOrgAfter.x, viewportOrgAfter.y); |
| } |
| |
| static void test_SetViewportExt(HDC hdc, LONG cx, LONG cy, LONG expected_vp_cx, LONG expected_vp_cy) |
| { |
| SIZE windowExt, windowExtAfter, viewportExt; |
| POINT windowOrg, windowOrgAfter, viewportOrg, viewportOrgAfter; |
| |
| GetWindowOrgEx(hdc, &windowOrg); |
| GetViewportOrgEx(hdc, &viewportOrg); |
| GetWindowExtEx(hdc, &windowExt); |
| |
| SetViewportExtEx(hdc, cx, cy, NULL); |
| GetViewportExtEx(hdc, &viewportExt); |
| ok(viewportExt.cx == expected_vp_cx && viewportExt.cy == expected_vp_cy, |
| "Viewport extents have not been properly adjusted: Expected %dx%d, got %dx%d\n", |
| expected_vp_cx, expected_vp_cy, viewportExt.cx, viewportExt.cy); |
| |
| GetWindowExtEx(hdc, &windowExtAfter); |
| ok(windowExt.cx == windowExtAfter.cx && windowExt.cy == windowExtAfter.cy, |
| "Window extension changed from %dx%d to %dx%d\n", |
| windowExt.cx, windowExt.cy, windowExtAfter.cx, windowExtAfter.cy); |
| |
| GetWindowOrgEx(hdc, &windowOrgAfter); |
| ok(windowOrg.x == windowOrgAfter.x && windowOrg.y == windowOrgAfter.y, |
| "Window origin changed from (%d,%d) to (%d,%d)\n", |
| windowOrg.x, windowOrg.y, windowOrgAfter.x, windowOrgAfter.y); |
| |
| GetViewportOrgEx(hdc, &viewportOrgAfter); |
| ok(viewportOrg.x == viewportOrgAfter.x && viewportOrg.y == viewportOrgAfter.y, |
| "Viewport origin changed from (%d,%d) to (%d,%d)\n", |
| viewportOrg.x, viewportOrg.y, viewportOrgAfter.x, viewportOrgAfter.y); |
| } |
| |
| static void test_isotropic_mapping(void) |
| { |
| SIZE win, vp; |
| HDC hdc = GetDC(0); |
| |
| SetMapMode(hdc, MM_ISOTROPIC); |
| |
| /* MM_ISOTROPIC is set up like MM_LOMETRIC. |
| Initial values after SetMapMode(): |
| (1 inch = 25.4 mm) |
| |
| Windows 9x: Windows NT: |
| Window Ext: 254 x -254 HORZSIZE*10 x VERTSIZE*10 |
| Viewport Ext: LOGPIXELSX x LOGPIXELSY HORZRES x -VERTRES |
| |
| To test without rounding errors, we have to use multiples of |
| these values! |
| */ |
| |
| GetWindowExtEx(hdc, &win); |
| GetViewportExtEx(hdc, &vp); |
| |
| test_SetViewportExt(hdc, 10 * vp.cx, 10 * vp.cy, 10 * vp.cx, 10 * vp.cy); |
| test_SetWindowExt(hdc, win.cx, win.cy, 10 * vp.cx, 10 * vp.cy); |
| test_SetWindowExt(hdc, 2 * win.cx, win.cy, 10 * vp.cx, 5 * vp.cy); |
| test_SetWindowExt(hdc, win.cx, win.cy, 5 * vp.cx, 5 * vp.cy); |
| test_SetViewportExt(hdc, 4 * vp.cx, 2 * vp.cy, 2 * vp.cx, 2 * vp.cy); |
| test_SetViewportExt(hdc, vp.cx, 2 * vp.cy, vp.cx, vp.cy); |
| test_SetViewportExt(hdc, 2 * vp.cx, 2 * vp.cy, 2 * vp.cx, 2 * vp.cy); |
| test_SetViewportExt(hdc, 4 * vp.cx, 2 * vp.cy, 2 * vp.cx, 2 * vp.cy); |
| test_SetWindowExt(hdc, 4 * win.cx, 2 * win.cy, 2 * vp.cx, vp.cy); |
| test_SetViewportExt(hdc, -2 * vp.cx, -4 * vp.cy, -2 * vp.cx, -vp.cy); |
| test_SetViewportExt(hdc, -2 * vp.cx, -1 * vp.cy, -2 * vp.cx, -vp.cy); |
| test_SetWindowExt(hdc, -4 * win.cx, -2 * win.cy, -2 * vp.cx, -vp.cy); |
| test_SetWindowExt(hdc, 4 * win.cx, -4 * win.cy, -vp.cx, -vp.cy); |
| |
| ReleaseDC(0, hdc); |
| } |
| |
| START_TEST(mapping) |
| { |
| test_modify_world_transform(); |
| test_isotropic_mapping(); |
| } |