From 69a7c2c6a24b1000a7cba00e447b4e4dd3942778 Mon Sep 17 00:00:00 2001 From: Vincent Povirk Date: Fri, 5 Aug 2016 16:14:37 -0500 Subject: [PATCH] gdiplus: Implement recording/playback for MultiplyWorldTransform. Signed-off-by: Vincent Povirk Signed-off-by: Alexandre Julliard --- dlls/gdiplus/gdiplus_private.h | 1 + dlls/gdiplus/graphics.c | 7 ++++++ dlls/gdiplus/metafile.c | 44 ++++++++++++++++++++++++++++++++++ dlls/gdiplus/tests/metafile.c | 34 ++++++++++++++++++++++++++ 4 files changed, 86 insertions(+) diff --git a/dlls/gdiplus/gdiplus_private.h b/dlls/gdiplus/gdiplus_private.h index 3eebaed3b5d..65135f8330f 100644 --- a/dlls/gdiplus/gdiplus_private.h +++ b/dlls/gdiplus/gdiplus_private.h @@ -91,6 +91,7 @@ extern GpStatus METAFILE_FillRectangles(GpMetafile* metafile, GpBrush* brush, GDIPCONST GpRectF* rects, INT count) DECLSPEC_HIDDEN; extern GpStatus METAFILE_SetPageTransform(GpMetafile* metafile, GpUnit unit, REAL scale) DECLSPEC_HIDDEN; extern GpStatus METAFILE_ScaleWorldTransform(GpMetafile* metafile, REAL sx, REAL sy, MatrixOrder order) DECLSPEC_HIDDEN; +extern GpStatus METAFILE_MultiplyWorldTransform(GpMetafile* metafile, GDIPCONST GpMatrix* matrix, MatrixOrder order) DECLSPEC_HIDDEN; extern GpStatus METAFILE_ResetWorldTransform(GpMetafile* metafile) DECLSPEC_HIDDEN; extern GpStatus METAFILE_GraphicsDeleted(GpMetafile* metafile) DECLSPEC_HIDDEN; diff --git a/dlls/gdiplus/graphics.c b/dlls/gdiplus/graphics.c index 6003a198775..9b0d9b5e049 100644 --- a/dlls/gdiplus/graphics.c +++ b/dlls/gdiplus/graphics.c @@ -5744,6 +5744,13 @@ GpStatus WINGDIPAPI GdipMultiplyWorldTransform(GpGraphics *graphics, GDIPCONST G if(graphics->busy) return ObjectBusy; + if (graphics->image && graphics->image->type == ImageTypeMetafile) { + ret = METAFILE_MultiplyWorldTransform((GpMetafile*)graphics->image, matrix, order); + + if (ret != Ok) + return ret; + } + m = graphics->worldtrans; ret = GdipMultiplyMatrix(&m, matrix, order); diff --git a/dlls/gdiplus/metafile.c b/dlls/gdiplus/metafile.c index f869b902f29..8d4002ccaaf 100644 --- a/dlls/gdiplus/metafile.c +++ b/dlls/gdiplus/metafile.c @@ -91,6 +91,12 @@ typedef struct EmfPlusScaleWorldTransform REAL Sy; } EmfPlusScaleWorldTransform; +typedef struct EmfPlusMultiplyWorldTransform +{ + EmfPlusRecordHeader Header; + REAL MatrixData[6]; +} EmfPlusMultiplyWorldTransform; + static GpStatus METAFILE_AllocateRecord(GpMetafile *metafile, DWORD size, void **result) { DWORD size_needed; @@ -586,6 +592,29 @@ GpStatus METAFILE_ScaleWorldTransform(GpMetafile* metafile, REAL sx, REAL sy, Ma return Ok; } +GpStatus METAFILE_MultiplyWorldTransform(GpMetafile* metafile, GDIPCONST GpMatrix* matrix, MatrixOrder order) +{ + if (metafile->metafile_type == MetafileTypeEmfPlusOnly || metafile->metafile_type == MetafileTypeEmfPlusDual) + { + EmfPlusMultiplyWorldTransform *record; + GpStatus stat; + + stat = METAFILE_AllocateRecord(metafile, + sizeof(EmfPlusMultiplyWorldTransform), + (void**)&record); + if (stat != Ok) + return stat; + + record->Header.Type = EmfPlusRecordTypeMultiplyWorldTransform; + record->Header.Flags = (order == MatrixOrderAppend ? 0x2000 : 0); + memcpy(record->MatrixData, matrix->matrix, sizeof(record->MatrixData)); + + METAFILE_WriteRecords(metafile); + } + + return Ok; +} + GpStatus METAFILE_ResetWorldTransform(GpMetafile* metafile) { if (metafile->metafile_type == MetafileTypeEmfPlusOnly || metafile->metafile_type == MetafileTypeEmfPlusDual) @@ -957,6 +986,21 @@ GpStatus WINGDIPAPI GdipPlayMetafileRecord(GDIPCONST GpMetafile *metafile, return METAFILE_PlaybackUpdateWorldTransform(real_metafile); } + case EmfPlusRecordTypeMultiplyWorldTransform: + { + EmfPlusMultiplyWorldTransform *record = (EmfPlusMultiplyWorldTransform*)header; + MatrixOrder order = (flags & 0x2000) ? MatrixOrderAppend : MatrixOrderPrepend; + GpMatrix matrix; + + if (dataSize + sizeof(EmfPlusRecordHeader) < sizeof(EmfPlusMultiplyWorldTransform)) + return InvalidParameter; + + memcpy(matrix.matrix, record->MatrixData, sizeof(matrix.matrix)); + + GdipMultiplyMatrix(real_metafile->world_transform, &matrix, order); + + return METAFILE_PlaybackUpdateWorldTransform(real_metafile); + } case EmfPlusRecordTypeResetWorldTransform: { GdipSetMatrixElements(real_metafile->world_transform, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0); diff --git a/dlls/gdiplus/tests/metafile.c b/dlls/gdiplus/tests/metafile.c index a8fc67e1bd2..98b3f3e0671 100644 --- a/dlls/gdiplus/tests/metafile.c +++ b/dlls/gdiplus/tests/metafile.c @@ -1292,6 +1292,8 @@ static const emfplus_record worldtransform_records[] = { {0, EmfPlusRecordTypeFillRects}, {0, EmfPlusRecordTypeResetWorldTransform}, {0, EmfPlusRecordTypeFillRects}, + {0, EmfPlusRecordTypeMultiplyWorldTransform}, + {0, EmfPlusRecordTypeFillRects}, {0, EmfPlusRecordTypeEndOfFile}, {0, EMR_EOF}, {0} @@ -1391,6 +1393,34 @@ static void test_worldtransform(void) stat = GdipDeleteBrush(brush); expect(Ok, stat); + /* multiply transform */ + stat = GdipSetMatrixElements(transform, 2.0, 0.0, 0.0, 1.0, 0.0, 0.0); + expect(Ok, stat); + + stat = GdipMultiplyWorldTransform(graphics, transform, MatrixOrderPrepend); + expect(Ok, stat); + + stat = GdipGetWorldTransform(graphics, transform); + expect(Ok, stat); + + stat = GdipGetMatrixElements(transform, elements); + expect(Ok, stat); + expectf(2.0, elements[0]); + expectf(0.0, elements[1]); + expectf(0.0, elements[2]); + expectf(1.0, elements[3]); + expectf(0.0, elements[4]); + expectf(0.0, elements[5]); + + stat = GdipCreateSolidFill((ARGB)0xffff0000, (GpSolidFill**)&brush); + expect(Ok, stat); + + stat = GdipFillRectangle(graphics, brush, 1.0, 1.0, 0.5, 1.0); + expect(Ok, stat); + + stat = GdipDeleteBrush(brush); + expect(Ok, stat); + stat = GdipDeleteMatrix(transform); expect(Ok, stat); @@ -1425,6 +1455,10 @@ static void test_worldtransform(void) expect(Ok, stat); expect(0xff00ffff, color); + stat = GdipBitmapGetPixel(bitmap, 50, 30, &color); + expect(Ok, stat); + expect(0xffff0000, color); + stat = GdipDeleteGraphics(graphics); expect(Ok, stat);