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d3dx9: Handle newlines in ID3DXFont_DrawText. 

Signed-off-by: Sven Baars <sbaars@codeweavers.com>
Signed-off-by: Matteo Bruni <mbruni@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Sven Baars 2020-03-05 22:39:57 +01:00 committed by Alexandre Julliard
parent cf40d5a398
commit 330c3f9108
2 changed files with 88 additions and 45 deletions
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119
dlls/d3dx9_36/font.c
View File

@ -509,13 +509,42 @@ static INT WINAPI ID3DXFontImpl_DrawTextA(ID3DXFont *iface, ID3DXSprite *sprite,
return ret;
}
static const WCHAR *read_line(HDC hdc, const WCHAR *str, int *count,
WCHAR *dest, unsigned int *dest_len, int width)
{
unsigned int i = 0;
SIZE size;
*dest_len = 0;
while (*count && str[i] != '\n')
{
--(*count);
if (str[i] != '\r')
dest[(*dest_len)++] = str[i];
++i;
}
GetTextExtentExPointW(hdc, dest, *dest_len, width, NULL, NULL, &size);
if (*count && str[i] == '\n')
{
--(*count);
++i;
}
if (*count)
return str + i;
return NULL;
}
static INT WINAPI ID3DXFontImpl_DrawTextW(ID3DXFont *iface, ID3DXSprite *sprite,
const WCHAR *string, INT count, RECT *rect, DWORD format, D3DCOLOR color)
{
struct d3dx_font *font = impl_from_ID3DXFont(iface);
ID3DXSprite *target = sprite;
WCHAR *line;
RECT textrect = {0};
int lh, x, y;
int lh, x, y, width;
int ret = 0;
TRACE("iface %p, sprite %p, string %s, count %d, rect %s, format %#x, color 0x%08x.\n",
@ -544,59 +573,71 @@ static INT WINAPI ID3DXFontImpl_DrawTextW(ID3DXFont *iface, ID3DXSprite *sprite,
x = textrect.left;
y = textrect.top;
width = textrect.right - textrect.left;
lh = font->metrics.tmHeight;
line = heap_alloc(count * sizeof(*line));
if (!line)
return 0;
if (!(format & DT_CALCRECT) && !sprite)
{
D3DXCreateSprite(font->device, &target);
ID3DXSprite_Begin(target, 0);
}
if (!(format & DT_CALCRECT))
while (string)
{
GCP_RESULTSW results;
D3DXVECTOR3 pos;
int i;
unsigned int line_len;
memset(&results, 0, sizeof(results));
results.nGlyphs = count;
string = read_line(font->hdc, string, &count, line, &line_len, width);
results.lpCaretPos = heap_alloc(count * sizeof(*results.lpCaretPos));
if (!results.lpCaretPos)
goto cleanup;
results.lpGlyphs = heap_alloc(count * sizeof(*results.lpGlyphs));
if (!results.lpGlyphs)
if (!(format & DT_CALCRECT))
{
GCP_RESULTSW results;
D3DXVECTOR3 pos;
unsigned int i;
memset(&results, 0, sizeof(results));
results.nGlyphs = line_len;
results.lpCaretPos = heap_alloc(line_len * sizeof(*results.lpCaretPos));
if (!results.lpCaretPos)
goto cleanup;
results.lpGlyphs = heap_alloc(line_len * sizeof(*results.lpGlyphs));
if (!results.lpGlyphs)
{
heap_free(results.lpCaretPos);
goto cleanup;
}
GetCharacterPlacementW(font->hdc, line, line_len, 0, &results, 0);
for (i = 0; i < results.nGlyphs; ++i)
{
IDirect3DTexture9 *texture;
POINT cell_inc;
RECT black_box;
ID3DXFont_GetGlyphData(iface, results.lpGlyphs[i], &texture, &black_box, &cell_inc);
if (!texture)
continue;
pos.x = cell_inc.x + x + results.lpCaretPos[i];
pos.y = cell_inc.y + y;
ID3DXSprite_Draw(target, texture, &black_box, NULL, &pos, color);
IDirect3DTexture9_Release(texture);
}
heap_free(results.lpCaretPos);
goto cleanup;
heap_free(results.lpGlyphs);
}
GetCharacterPlacementW(font->hdc, string, count, 0, &results, 0);
for (i = 0; i < results.nGlyphs; ++i)
{
IDirect3DTexture9 *texture;
POINT cell_inc;
RECT black_box;
ID3DXFont_GetGlyphData(iface, results.lpGlyphs[i], &texture, &black_box, &cell_inc);
if (!texture)
continue;
pos.x = cell_inc.x + x + results.lpCaretPos[i];
pos.y = cell_inc.y + y;
ID3DXSprite_Draw(target, texture, &black_box, NULL, &pos, color);
IDirect3DTexture9_Release(texture);
}
heap_free(results.lpCaretPos);
heap_free(results.lpGlyphs);
y += lh;
}
y += lh;
ret = y - textrect.top;
@ -607,6 +648,8 @@ cleanup:
ID3DXSprite_Release(target);
}
heap_free(line);
return ret;
}

14
dlls/d3dx9_36/tests/core.c
View File

@ -762,19 +762,19 @@ static void test_ID3DXFont(IDirect3DDevice9 *device)
todo_wine ok(height == 96, "Got unexpected height %d.\n", height);
height = ID3DXFont_DrawTextW(font, NULL, L"a\na", -1, &rect, 0, 0xff00ff);
todo_wine ok(height == 24, "Got unexpected height %d.\n", height);
ok(height == 24, "Got unexpected height %d.\n", height);
height = ID3DXFont_DrawTextW(font, NULL, L"a\r\na", -1, &rect, 0, 0xff00ff);
todo_wine ok(height == 24, "Got unexpected height %d.\n", height);
ok(height == 24, "Got unexpected height %d.\n", height);
height = ID3DXFont_DrawTextW(font, NULL, L"a\ra", -1, &rect, 0, 0xff00ff);
ok(height == 12, "Got unexpected height %d.\n", height);
height = ID3DXFont_DrawTextW(font, NULL, L"a\na", -1, &rect, DT_SINGLELINE, 0xff00ff);
ok(height == 12, "Got unexpected height %d.\n", height);
todo_wine ok(height == 12, "Got unexpected height %d.\n", height);
height = ID3DXFont_DrawTextW(font, NULL, L"a\naaaaa aaaa", -1, &rect, 0, 0xff00ff);
todo_wine ok(height == 24, "Got unexpected height %d.\n", height);
ok(height == 24, "Got unexpected height %d.\n", height);
height = ID3DXFont_DrawTextW(font, NULL, L"a\naaaaa aaaa", -1, &rect, DT_WORDBREAK, 0xff00ff);
todo_wine ok(height == 36, "Got unexpected height %d.\n", height);
@ -783,7 +783,7 @@ static void test_ID3DXFont(IDirect3DDevice9 *device)
todo_wine ok(height == 48, "Got unexpected height %d.\n", height);
height = ID3DXFont_DrawTextW(font, NULL, L"1\n2\n3\n4\n5\n6", -1, &rect, DT_NOCLIP, 0xff00ff);
todo_wine ok(height == 72, "Got unexpected height %d.\n", height);
ok(height == 72, "Got unexpected height %d.\n", height);
height = ID3DXFont_DrawTextW(font, NULL, L"\t\t\t\t\t\t\t\t\t\t", -1, &rect, DT_WORDBREAK, 0xff00ff);
todo_wine ok(height == 0, "Got unexpected height %d.\n", height);
@ -834,10 +834,10 @@ static void test_ID3DXFont(IDirect3DDevice9 *device)
todo_wine ok(height == 32, "Got unexpected height %d.\n", height);
height = ID3DXFont_DrawTextW(font, NULL, L"aaaa\naaaa", -1, &rect, DT_RIGHT, 0xff00ff);
todo_wine ok(height == 24, "Got unexpected height %d.\n", height);
ok(height == 24, "Got unexpected height %d.\n", height);
height = ID3DXFont_DrawTextW(font, NULL, L"aaaa\naaaa", -1, &rect, DT_CENTER, 0xff00ff);
todo_wine ok(height == 24, "Got unexpected height %d.\n", height);
ok(height == 24, "Got unexpected height %d.\n", height);
ID3DXFont_Release(font);
}