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[WINESYNC] d3dx9: Add a helper for computing the bounding rectangle 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> wine commit id 53769e7bde9cfb808e26cf67057314c2ca03345a by Sven Baars <sbaars@codeweavers.com>
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4f3d8e9fbf
commit
841a23759e
2 changed files with 96 additions and 68 deletions
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@ -603,17 +603,46 @@ static const WCHAR *read_line(HDC hdc, const WCHAR *str, unsigned int *count,
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return NULL;
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}
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static int compute_rect(struct d3dx_font *font, const WCHAR *string, unsigned int count,
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WCHAR *line, RECT *rect, DWORD format)
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{
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int y, lh, width, top = rect->top;
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int max_width = 0;
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SIZE size;
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y = rect->top;
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lh = font->metrics.tmHeight;
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width = rect->right - rect->left;
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while (string)
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{
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unsigned int line_len;
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string = read_line(font->hdc, string, &count, line, &line_len, width, format, &size);
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if (size.cx > max_width)
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max_width = size.cx;
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y += lh;
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if (!(format & DT_NOCLIP) && (y > rect->bottom))
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break;
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}
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rect->right = rect->left + max_width;
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rect->bottom = y;
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return rect->bottom - top;
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}
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static INT WINAPI ID3DXFontImpl_DrawTextW(ID3DXFont *iface, ID3DXSprite *sprite,
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const WCHAR *string, INT in_count, RECT *rect, DWORD format, D3DCOLOR color)
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{
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struct d3dx_font *font = impl_from_ID3DXFont(iface);
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int lh, x, y, width, top, ret = 0;
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ID3DXSprite *target = sprite;
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RECT textrect = {0};
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int lh, x, y, width;
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unsigned int count;
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int max_width = 0;
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RECT r = {0};
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WCHAR *line;
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int ret = 0;
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SIZE size;
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TRACE("iface %p, sprite %p, string %s, in_count %d, rect %s, format %#x, color 0x%08x.\n",
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@ -633,20 +662,36 @@ static INT WINAPI ID3DXFontImpl_DrawTextW(ID3DXFont *iface, ID3DXSprite *sprite,
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if (format & DT_SINGLELINE)
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format &= ~DT_WORDBREAK;
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if (rect)
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textrect = *rect;
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x = textrect.left;
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y = textrect.top;
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width = textrect.right - textrect.left;
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lh = font->metrics.tmHeight;
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line = heap_alloc(count * sizeof(*line));
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if (!line)
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return 0;
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if (!(format & DT_CALCRECT) && !sprite)
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if (!rect || format & DT_CALCRECT)
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{
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if (!rect)
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{
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rect = &r;
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format |= DT_NOCLIP;
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}
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top = rect->top;
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ret = compute_rect(font, string, count, line, rect, format);
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if (format & DT_CALCRECT)
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goto cleanup;
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}
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else
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{
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top = rect->top;
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}
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x = rect->left;
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y = rect->top;
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lh = font->metrics.tmHeight;
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width = rect->right - rect->left;
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if (!sprite)
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{
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D3DXCreateSprite(font->device, &target);
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ID3DXSprite_Begin(target, 0);
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@ -654,72 +699,55 @@ static INT WINAPI ID3DXFontImpl_DrawTextW(ID3DXFont *iface, ID3DXSprite *sprite,
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while (string)
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{
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unsigned int line_len;
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unsigned int line_len, i;
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GCP_RESULTSW results;
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D3DXVECTOR3 pos;
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string = read_line(font->hdc, string, &count, line, &line_len, width, format, &size);
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if (!(format & DT_CALCRECT))
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memset(&results, 0, sizeof(results));
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results.nGlyphs = line_len;
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results.lpCaretPos = heap_alloc(line_len * sizeof(*results.lpCaretPos));
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if (!results.lpCaretPos)
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goto cleanup;
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results.lpGlyphs = heap_alloc(line_len * sizeof(*results.lpGlyphs));
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if (!results.lpGlyphs)
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{
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GCP_RESULTSW results;
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D3DXVECTOR3 pos;
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unsigned int i;
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memset(&results, 0, sizeof(results));
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results.nGlyphs = line_len;
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results.lpCaretPos = heap_alloc(line_len * sizeof(*results.lpCaretPos));
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if (!results.lpCaretPos)
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goto cleanup;
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results.lpGlyphs = heap_alloc(line_len * sizeof(*results.lpGlyphs));
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if (!results.lpGlyphs)
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{
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heap_free(results.lpCaretPos);
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goto cleanup;
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}
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GetCharacterPlacementW(font->hdc, line, line_len, 0, &results, 0);
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for (i = 0; i < results.nGlyphs; ++i)
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{
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IDirect3DTexture9 *texture;
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POINT cell_inc;
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RECT black_box;
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ID3DXFont_GetGlyphData(iface, results.lpGlyphs[i], &texture, &black_box, &cell_inc);
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if (!texture)
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continue;
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pos.x = cell_inc.x + x + results.lpCaretPos[i];
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pos.y = cell_inc.y + y;
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ID3DXSprite_Draw(target, texture, &black_box, NULL, &pos, color);
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IDirect3DTexture9_Release(texture);
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}
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heap_free(results.lpCaretPos);
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heap_free(results.lpGlyphs);
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goto cleanup;
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}
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else if (size.cx > max_width)
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GetCharacterPlacementW(font->hdc, line, line_len, 0, &results, 0);
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for (i = 0; i < results.nGlyphs; ++i)
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{
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max_width = size.cx;
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IDirect3DTexture9 *texture;
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POINT cell_inc;
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RECT black_box;
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ID3DXFont_GetGlyphData(iface, results.lpGlyphs[i], &texture, &black_box, &cell_inc);
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if (!texture)
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continue;
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pos.x = cell_inc.x + x + results.lpCaretPos[i];
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pos.y = cell_inc.y + y;
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ID3DXSprite_Draw(target, texture, &black_box, NULL, &pos, color);
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IDirect3DTexture9_Release(texture);
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}
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heap_free(results.lpCaretPos);
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heap_free(results.lpGlyphs);
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y += lh;
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if (!(DT_NOCLIP & format) && (y > textrect.bottom))
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if (!(DT_NOCLIP & format) && (y > rect->bottom))
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break;
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}
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if (format & DT_CALCRECT && rect)
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{
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*rect = textrect;
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rect->bottom = y;
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rect->right = rect->left + max_width;
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}
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ret = y - textrect.top;
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ret = y - top;
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cleanup:
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if (target != sprite)
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@ -15,4 +15,4 @@ files: {include/d3dx9.h: sdk/include/dxsdk/d3dx9.h, include/d3dx9anim.h: sdk/inc
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include/d3dx9mesh.h: sdk/include/dxsdk/d3dx9mesh.h, include/d3dx9of.h: sdk/include/dxsdk/d3dx9of.h,
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include/d3dx9shader.h: sdk/include/dxsdk/d3dx9shader.h, include/d3dx9shape.h: sdk/include/dxsdk/d3dx9shape.h,
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include/d3dx9tex.h: sdk/include/dxsdk/d3dx9tex.h, include/d3dx9xof.h: sdk/include/dxsdk/d3dx9xof.h}
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tags: {wine: b5df43b9118074485a1f4a917b16d37bc068839d}
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tags: {wine: 53769e7bde9cfb808e26cf67057314c2ca03345a}
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