253 lines
9.3 KiB
C
253 lines
9.3 KiB
C
/*
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* DrawText tests
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*
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* Copyright (c) 2004 Zach Gorman
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <assert.h>
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#include "wine/test.h"
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#include "winbase.h"
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#include "wingdi.h"
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#include "winuser.h"
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#include "winerror.h"
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static void test_DrawTextCalcRect(void)
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{
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HWND hwnd;
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HDC hdc;
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HFONT hFont, hOldFont;
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LOGFONTA lf;
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const char text[] = "Example text for testing DrawText in "
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"MM_HIENGLISH mode";
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const WCHAR textW[] = {'W','i','d','e',' ','c','h','a','r',' ',
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's','t','r','i','n','g','\0'};
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const WCHAR emptystringW[] = { 0 };
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INT textlen,textheight;
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RECT rect = { 0, 0, 100, 0 };
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BOOL ret;
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/* Initialization */
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hwnd = CreateWindowExA(0, "static", NULL, WS_POPUP,
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0, 0, 200, 200, 0, 0, 0, NULL);
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ok(hwnd != 0, "CreateWindowExA error %lu\n", GetLastError());
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hdc = GetDC(hwnd);
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ok(hdc != 0, "GetDC error %lu\n", GetLastError());
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trace("hdc %p\n", hdc);
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textlen = lstrlenA(text);
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/* LOGFONT initialization */
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memset(&lf, 0, sizeof(lf));
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lf.lfCharSet = ANSI_CHARSET;
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lf.lfClipPrecision = CLIP_DEFAULT_PRECIS;
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lf.lfWeight = FW_DONTCARE;
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lf.lfHeight = 0; /* mapping mode dependent */
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lf.lfQuality = DEFAULT_QUALITY;
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lstrcpyA(lf.lfFaceName, "Arial");
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/* DrawText in MM_HIENGLISH with DT_CALCRECT */
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SetMapMode(hdc, MM_HIENGLISH);
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lf.lfHeight = 100 * 9 / 72; /* 9 point */
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hFont = CreateFontIndirectA(&lf);
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ok(hFont != 0, "CreateFontIndirectA error %lu\n",
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GetLastError());
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hOldFont = SelectObject(hdc, hFont);
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textheight = DrawTextA(hdc, text, textlen, &rect, DT_CALCRECT |
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DT_EXTERNALLEADING | DT_WORDBREAK | DT_NOCLIP | DT_LEFT |
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DT_NOPREFIX);
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ok( textheight, "DrawTextA error %lu\n", GetLastError());
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trace("MM_HIENGLISH rect.bottom %ld\n", rect.bottom);
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todo_wine ok(rect.bottom < 0, "In MM_HIENGLISH, DrawText with "
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"DT_CALCRECT should return a negative rectangle bottom. "
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"(bot=%ld)\n", rect.bottom);
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SelectObject(hdc, hOldFont);
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ret = DeleteObject(hFont);
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ok( ret, "DeleteObject error %lu\n", GetLastError());
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/* DrawText in MM_TEXT with DT_CALCRECT */
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SetMapMode(hdc, MM_TEXT);
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lf.lfHeight = -MulDiv(9, GetDeviceCaps(hdc,
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LOGPIXELSY), 72); /* 9 point */
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hFont = CreateFontIndirectA(&lf);
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ok(hFont != 0, "CreateFontIndirectA error %lu\n",
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GetLastError());
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hOldFont = SelectObject(hdc, hFont);
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textheight = DrawTextA(hdc, text, textlen, &rect, DT_CALCRECT |
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DT_EXTERNALLEADING | DT_WORDBREAK | DT_NOCLIP | DT_LEFT |
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DT_NOPREFIX);
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ok( textheight, "DrawTextA error %lu\n", GetLastError());
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trace("MM_TEXT rect.bottom %ld\n", rect.bottom);
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ok(rect.bottom > 0, "In MM_TEXT, DrawText with DT_CALCRECT "
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"should return a positive rectangle bottom. (bot=%ld)\n",
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rect.bottom);
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/* empty or null text should in some cases calc an empty rectangle */
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/* note: testing the function's return value is useless, it differs
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* ( 0 or 1) on every Windows version I tried */
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SetRect( &rect, 10,10, 100, 100);
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textheight = DrawTextExA(hdc, (char *) text, 0, &rect, DT_CALCRECT, NULL );
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ok( !(rect.left == rect.right && rect.bottom == rect.top),
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"rectangle should NOT be empty.\n");
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SetRect( &rect, 10,10, 100, 100);
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SetLastError( 0);
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textheight = DrawTextExA(hdc, "", -1, &rect, DT_CALCRECT, NULL );
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ok( (rect.left == rect.right && rect.bottom == rect.top),
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"rectangle should be empty.\n");
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SetRect( &rect, 10,10, 100, 100);
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SetLastError( 0);
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textheight = DrawTextExA(hdc, NULL, -1, &rect, DT_CALCRECT, NULL );
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ok( (rect.left == rect.right && rect.bottom == rect.top),
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"rectangle should be empty.\n");
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SetRect( &rect, 10,10, 100, 100);
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textheight = DrawTextExA(hdc, NULL, 0, &rect, DT_CALCRECT, NULL );
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ok( !(rect.left == rect.right && rect.bottom == rect.top),
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"rectangle should NOT be empty.\n");
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/* Wide char versions */
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SetRect( &rect, 10,10, 100, 100);
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SetLastError( 0);
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textheight = DrawTextExW(hdc, (WCHAR *) textW, 0, &rect, DT_CALCRECT, NULL );
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if( GetLastError() != ERROR_CALL_NOT_IMPLEMENTED) {
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ok( !(rect.left == rect.right && rect.bottom == rect.top),
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"rectangle should NOT be empty.\n");
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SetRect( &rect, 10,10, 100, 100);
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textheight = DrawTextExW(hdc, (WCHAR *) emptystringW, -1, &rect, DT_CALCRECT, NULL );
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ok( (rect.left == rect.right && rect.bottom == rect.top),
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"rectangle should be empty.\n");
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SetRect( &rect, 10,10, 100, 100);
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textheight = DrawTextExW(hdc, NULL, -1, &rect, DT_CALCRECT, NULL );
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ok( !(rect.left == rect.right && rect.bottom == rect.top),
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"rectangle should NOT be empty.\n");
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SetRect( &rect, 10,10, 100, 100);
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textheight = DrawTextExW(hdc, NULL, 0, &rect, DT_CALCRECT, NULL );
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ok( !(rect.left == rect.right && rect.bottom == rect.top),
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"rectangle should NOT be empty.\n");
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}
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SelectObject(hdc, hOldFont);
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ret = DeleteObject(hFont);
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ok( ret, "DeleteObject error %lu\n", GetLastError());
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/* Clean up */
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ret = ReleaseDC(hwnd, hdc);
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ok( ret, "ReleaseDC error %lu\n", GetLastError());
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ret = DestroyWindow(hwnd);
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ok( ret, "DestroyWindow error %lu\n", GetLastError());
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}
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/* replace tabs by \t */
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static void strfmt( char *str, char *strout)
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{
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unsigned int i,j ;
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for(i=0,j=0;i<=strlen(str);i++,j++)
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if((strout[j]=str[i])=='\t') {
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strout[j++]='\\';
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strout[j]='t';
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}
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}
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#define TABTEST( tabval, tabcount, string, _exp) \
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{ int i,x_act, x_exp; char strdisp[64];\
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for(i=0;i<8;i++) tabs[i]=(i+1)*(tabval); \
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extent = GetTabbedTextExtentA( hdc, string, strlen( string), (tabcount), tabs); \
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strfmt( string, strdisp); \
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/* trace( "Extent is %08lx\n", extent); */\
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x_act = LOWORD( extent); \
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x_exp = (_exp); \
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ok( x_act == x_exp, "Test case \"%s\". Text extent is %d, expected %d tab %d tabcount %d\n", \
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strdisp, x_act, x_exp, tabval, tabcount); \
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} \
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static void test_TabbedText(void)
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{
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HWND hwnd;
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HDC hdc;
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BOOL ret;
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TEXTMETRICA tm;
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DWORD extent;
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INT tabs[8], cx, cy, tab, tabcount,t,align;
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/* Initialization */
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hwnd = CreateWindowExA(0, "static", NULL, WS_POPUP,
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0, 0, 200, 200, 0, 0, 0, NULL);
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ok(hwnd != 0, "CreateWindowExA error %lu\n", GetLastError());
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hdc = GetDC(hwnd);
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ok(hdc != 0, "GetDC error %lu\n", GetLastError());
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ret = GetTextMetricsA( hdc, &tm);
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ok( ret, "GetTextMetrics error %lu\n", GetLastError());
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extent = GetTabbedTextExtentA( hdc, "x", 1, 1, tabs);
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cx = LOWORD( extent);
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cy = HIWORD( extent);
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trace( "cx is %d cy is %d\n", cx, cy);
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align=1;
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for( t=-1; t<=1; t++) { /* slightly adjust the 4 char tabstop, to
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catch the one off errors */
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tab = (cx *4 + t);
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/* test the special case tabcount =1 and the general array (80 of tabs */
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for( tabcount = 1; tabcount <= 8; tabcount +=7) {
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TABTEST( align * tab, tabcount, "\t", tab)
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TABTEST( align * tab, tabcount, "xxx\t", tab)
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TABTEST( align * tab, tabcount, "\tx", tab+cx)
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TABTEST( align * tab, tabcount, "\t\t", tab*2)
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TABTEST( align * tab, tabcount, "\tx\t", tab*2)
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TABTEST( align * tab, tabcount, "x\tx", tab+cx)
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TABTEST( align * tab, tabcount, "xx\tx", tab+cx)
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TABTEST( align * tab, tabcount, "xxx\tx", tab+cx)
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TABTEST( align * tab, tabcount, "xxxx\tx", t>0 ? tab + cx : 2*tab+cx)
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TABTEST( align * tab, tabcount, "xxxxx\tx", 2*tab+cx)
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}
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}
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align=-1;
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for( t=-1; t<=1; t++) { /* slightly adjust the 4 char tabstop, to
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catch the one off errors */
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tab = (cx *4 + t);
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/* test the special case tabcount =1 and the general array (8) of tabs */
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for( tabcount = 1; tabcount <= 8; tabcount +=7) {
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TABTEST( align * tab, tabcount, "\t", tab)
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TABTEST( align * tab, tabcount, "xxx\t", tab)
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TABTEST( align * tab, tabcount, "\tx", tab)
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TABTEST( align * tab, tabcount, "\t\t", tab*2)
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TABTEST( align * tab, tabcount, "\tx\t", tab*2)
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TABTEST( align * tab, tabcount, "x\tx", tab)
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TABTEST( align * tab, tabcount, "xx\tx", tab)
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TABTEST( align * tab, tabcount, "xxx\tx", 4 * cx >= tab ? 2*tab :tab)
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TABTEST( align * tab, tabcount, "xxxx\tx", 2*tab)
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TABTEST( align * tab, tabcount, "xxxxx\tx", 2*tab)
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}
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}
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}
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START_TEST(text)
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{
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test_TabbedText();
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test_DrawTextCalcRect();
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}
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