Module: wine Branch: master Commit: a51cf1d35ab635206a2ba3652059a34cc067756e URL: http://source.winehq.org/git/wine.git/?a=commit;h=a51cf1d35ab635206a2ba36520...
Author: Evan Stade estade@gmail.com Date: Wed Aug 15 16:21:52 2007 -0700
gdiplus: Added GdipMeasureString.
---
dlls/gdiplus/gdiplus.spec | 2 +- dlls/gdiplus/graphics.c | 93 +++++++++++++++++++++++++++++++++++++++++++++ include/gdiplusflat.h | 2 + 3 files changed, 96 insertions(+), 1 deletions(-)
diff --git a/dlls/gdiplus/gdiplus.spec b/dlls/gdiplus/gdiplus.spec index b31c6ed..615bb90 100644 --- a/dlls/gdiplus/gdiplus.spec +++ b/dlls/gdiplus/gdiplus.spec @@ -441,7 +441,7 @@ @ stdcall GdipLoadImageFromStreamICM(ptr ptr) @ stub GdipMeasureCharacterRanges @ stub GdipMeasureDriverString -@ stub GdipMeasureString +@ stdcall GdipMeasureString(ptr ptr long ptr ptr ptr ptr ptr ptr) @ stub GdipMultiplyLineTransform @ stdcall GdipMultiplyMatrix(ptr ptr long) @ stub GdipMultiplyPathGradientTransform diff --git a/dlls/gdiplus/graphics.c b/dlls/gdiplus/graphics.c index f63e073..c8a732d 100644 --- a/dlls/gdiplus/graphics.c +++ b/dlls/gdiplus/graphics.c @@ -1709,6 +1709,99 @@ GpStatus WINGDIPAPI GdipGetWorldTransform(GpGraphics *graphics, GpMatrix *matrix return Ok; }
+GpStatus WINGDIPAPI GdipMeasureString(GpGraphics *graphics, + GDIPCONST WCHAR *string, INT length, GDIPCONST GpFont *font, + GDIPCONST RectF *rect, GDIPCONST GpStringFormat *format, RectF *bounds, + INT *codepointsfitted, INT *linesfilled) +{ + HFONT oldfont; + WCHAR* stringdup; + INT sum = 0, height = 0, fit, fitcpy, max_width = 0, i, j, lret, nwidth; + SIZE size; + + if(!graphics || !string || !font || !rect) + return InvalidParameter; + + if(format || codepointsfitted || linesfilled){ + FIXME("not implemented for given parameters\n"); + if(format) + TRACE("format attr is %d\n", format->attr); + return NotImplemented; + } + + if(length == -1) length = lstrlenW(string); + + stringdup = GdipAlloc(length * sizeof(WCHAR)); + if(!stringdup) return OutOfMemory; + + oldfont = SelectObject(graphics->hdc, CreateFontIndirectW(&font->lfw)); + nwidth = roundr(rect->Width); + + for(i = 0, j = 0; i < length; i++){ + if(!isprintW(string[i]) && (string[i] != '\n')) + continue; + + stringdup[j] = string[i]; + j++; + } + + stringdup[j] = 0; + length = j; + + while(sum < length){ + GetTextExtentExPointW(graphics->hdc, stringdup + sum, length - sum, + nwidth, &fit, NULL, &size); + fitcpy = fit; + + if(fit == 0) + break; + + for(lret = 0; lret < fit; lret++) + if(*(stringdup + sum + lret) == '\n') + break; + + /* Line break code (may look strange, but it imitates windows). */ + if(lret < fit) + fit = lret; /* this is not an off-by-one error */ + else if(fit < (length - sum)){ + if(*(stringdup + sum + fit) == ' ') + while(*(stringdup + sum + fit) == ' ') + fit++; + else + while(*(stringdup + sum + fit - 1) != ' '){ + fit--; + + if(*(stringdup + sum + fit) == '\t') + break; + + if(fit == 0){ + fit = fitcpy; + break; + } + } + } + + GetTextExtentExPointW(graphics->hdc, stringdup + sum, fit, + nwidth, &j, NULL, &size); + + sum += fit + (lret < fitcpy ? 1 : 0); + height += size.cy; + max_width = max(max_width, size.cx); + + if(height > roundr(rect->Height)) + break; + } + + bounds->X = rect->X; + bounds->Y = rect->Y; + bounds->Width = (REAL)max_width; + bounds->Height = min((REAL)height, rect->Height); + + DeleteObject(SelectObject(graphics->hdc, oldfont)); + + return Ok; +} + GpStatus WINGDIPAPI GdipRestoreGraphics(GpGraphics *graphics, GraphicsState state) { static int calls; diff --git a/include/gdiplusflat.h b/include/gdiplusflat.h index f63d895..872ac9b 100644 --- a/include/gdiplusflat.h +++ b/include/gdiplusflat.h @@ -94,6 +94,8 @@ GpStatus WINGDIPAPI GdipGetPixelOffsetMode(GpGraphics*,PixelOffsetMode*); GpStatus WINGDIPAPI GdipGetSmoothingMode(GpGraphics*,SmoothingMode*); GpStatus WINGDIPAPI GdipGetTextRenderingHint(GpGraphics*,TextRenderingHint*); GpStatus WINGDIPAPI GdipGetWorldTransform(GpGraphics*,GpMatrix*); +GpStatus WINGDIPAPI GdipMeasureString(GpGraphics*,GDIPCONST WCHAR*,INT, + GDIPCONST GpFont*,GDIPCONST RectF*,GDIPCONST GpStringFormat*,RectF*,INT*,INT*); GpStatus WINGDIPAPI GdipRestoreGraphics(GpGraphics*,GraphicsState); GpStatus WINGDIPAPI GdipRotateWorldTransform(GpGraphics*,REAL,GpMatrixOrder); GpStatus WINGDIPAPI GdipSaveGraphics(GpGraphics*,GraphicsState*);