diff options
Diffstat (limited to 'core/fpdfapi/render/cpdf_renderstatus.cpp')
| -rw-r--r-- | core/fpdfapi/render/cpdf_renderstatus.cpp | 167 |
1 files changed, 82 insertions, 85 deletions
diff --git a/core/fpdfapi/render/cpdf_renderstatus.cpp b/core/fpdfapi/render/cpdf_renderstatus.cpp index 5320422b41..17576fc1f3 100644 --- a/core/fpdfapi/render/cpdf_renderstatus.cpp +++ b/core/fpdfapi/render/cpdf_renderstatus.cpp @@ -97,7 +97,7 @@ uint32_t CountOutputs( return total; } -void DrawAxialShading(const CFX_RetainPtr<CFX_DIBitmap>& pBitmap, +void DrawAxialShading(CFX_DIBitmap* pBitmap, CFX_Matrix* pObject2Bitmap, CPDF_Dictionary* pDict, const std::vector<std::unique_ptr<CPDF_Function>>& funcs, @@ -183,7 +183,7 @@ void DrawAxialShading(const CFX_RetainPtr<CFX_DIBitmap>& pBitmap, } } -void DrawRadialShading(const CFX_RetainPtr<CFX_DIBitmap>& pBitmap, +void DrawRadialShading(CFX_DIBitmap* pBitmap, CFX_Matrix* pObject2Bitmap, CPDF_Dictionary* pDict, const std::vector<std::unique_ptr<CPDF_Function>>& funcs, @@ -316,7 +316,7 @@ void DrawRadialShading(const CFX_RetainPtr<CFX_DIBitmap>& pBitmap, } } -void DrawFuncShading(const CFX_RetainPtr<CFX_DIBitmap>& pBitmap, +void DrawFuncShading(CFX_DIBitmap* pBitmap, CFX_Matrix* pObject2Bitmap, CPDF_Dictionary* pDict, const std::vector<std::unique_ptr<CPDF_Function>>& funcs, @@ -391,7 +391,7 @@ bool GetScanlineIntersect(int y, return true; } -void DrawGouraud(const CFX_RetainPtr<CFX_DIBitmap>& pBitmap, +void DrawGouraud(CFX_DIBitmap* pBitmap, int alpha, CPDF_MeshVertex triangle[3]) { float min_y = triangle[0].position.y; @@ -473,7 +473,7 @@ void DrawGouraud(const CFX_RetainPtr<CFX_DIBitmap>& pBitmap, } void DrawFreeGouraudShading( - const CFX_RetainPtr<CFX_DIBitmap>& pBitmap, + CFX_DIBitmap* pBitmap, CFX_Matrix* pObject2Bitmap, CPDF_Stream* pShadingStream, const std::vector<std::unique_ptr<CPDF_Function>>& funcs, @@ -514,7 +514,7 @@ void DrawFreeGouraudShading( } void DrawLatticeGouraudShading( - const CFX_RetainPtr<CFX_DIBitmap>& pBitmap, + CFX_DIBitmap* pBitmap, CFX_Matrix* pObject2Bitmap, CPDF_Stream* pShadingStream, const std::vector<std::unique_ptr<CPDF_Function>>& funcs, @@ -808,7 +808,7 @@ struct CPDF_PatchDrawer { void DrawCoonPatchMeshes( ShadingType type, - const CFX_RetainPtr<CFX_DIBitmap>& pBitmap, + CFX_DIBitmap* pBitmap, CFX_Matrix* pObject2Bitmap, CPDF_Stream* pShadingStream, const std::vector<std::unique_ptr<CPDF_Function>>& funcs, @@ -892,20 +892,21 @@ void DrawCoonPatchMeshes( } } -CFX_RetainPtr<CFX_DIBitmap> DrawPatternBitmap(CPDF_Document* pDoc, - CPDF_PageRenderCache* pCache, - CPDF_TilingPattern* pPattern, - const CFX_Matrix* pObject2Device, - int width, - int height, - int flags) { - auto pBitmap = pdfium::MakeRetain<CFX_DIBitmap>(); +std::unique_ptr<CFX_DIBitmap> DrawPatternBitmap( + CPDF_Document* pDoc, + CPDF_PageRenderCache* pCache, + CPDF_TilingPattern* pPattern, + const CFX_Matrix* pObject2Device, + int width, + int height, + int flags) { + std::unique_ptr<CFX_DIBitmap> pBitmap(new CFX_DIBitmap); if (!pBitmap->Create(width, height, pPattern->colored() ? FXDIB_Argb : FXDIB_8bppMask)) { return nullptr; } CFX_FxgeDevice bitmap_device; - bitmap_device.Attach(pBitmap, false, nullptr, false); + bitmap_device.Attach(pBitmap.get(), false, nullptr, false); pBitmap->Clear(0); CFX_FloatRect cell_bbox = pPattern->bbox(); pPattern->pattern_to_form()->TransformRect(cell_bbox); @@ -1530,41 +1531,38 @@ bool CPDF_RenderStatus::ProcessTransparency(CPDF_PageObject* pPageObj, } FX_RECT rect = pPageObj->GetBBox(pObj2Device); rect.Intersect(m_pDevice->GetClipBox()); - if (rect.IsEmpty()) + if (rect.IsEmpty()) { return true; - + } CFX_Matrix deviceCTM = m_pDevice->GetCTM(); float scaleX = FXSYS_fabs(deviceCTM.a); float scaleY = FXSYS_fabs(deviceCTM.d); int width = FXSYS_round((float)rect.Width() * scaleX); int height = FXSYS_round((float)rect.Height() * scaleY); CFX_FxgeDevice bitmap_device; - CFX_RetainPtr<CFX_DIBitmap> oriDevice; + std::unique_ptr<CFX_DIBitmap> oriDevice; if (!isolated && (m_pDevice->GetRenderCaps() & FXRC_GET_BITS)) { - oriDevice = pdfium::MakeRetain<CFX_DIBitmap>(); - if (!m_pDevice->CreateCompatibleBitmap(oriDevice, width, height)) + oriDevice = pdfium::MakeUnique<CFX_DIBitmap>(); + if (!m_pDevice->CreateCompatibleBitmap(oriDevice.get(), width, height)) return true; - m_pDevice->GetDIBits(oriDevice, rect.left, rect.top); + m_pDevice->GetDIBits(oriDevice.get(), rect.left, rect.top); } - if (!bitmap_device.Create(width, height, FXDIB_Argb, oriDevice)) + if (!bitmap_device.Create(width, height, FXDIB_Argb, oriDevice.get())) return true; - - CFX_RetainPtr<CFX_DIBitmap> bitmap = bitmap_device.GetBitmap(); + CFX_DIBitmap* bitmap = bitmap_device.GetBitmap(); bitmap->Clear(0); - CFX_Matrix new_matrix = *pObj2Device; new_matrix.Translate(-rect.left, -rect.top); new_matrix.Scale(scaleX, scaleY); - - CFX_RetainPtr<CFX_DIBitmap> pTextMask; + std::unique_ptr<CFX_DIBitmap> pTextMask; if (bTextClip) { - pTextMask = pdfium::MakeRetain<CFX_DIBitmap>(); + pTextMask = pdfium::MakeUnique<CFX_DIBitmap>(); if (!pTextMask->Create(width, height, FXDIB_8bppMask)) return true; pTextMask->Clear(0); CFX_FxgeDevice text_device; - text_device.Attach(pTextMask, false, nullptr, false); + text_device.Attach(pTextMask.get(), false, nullptr, false); for (uint32_t i = 0; i < pPageObj->m_ClipPath.GetTextCount(); i++) { CPDF_TextObject* textobj = pPageObj->m_ClipPath.GetText(i); if (!textobj) @@ -1591,14 +1589,14 @@ bool CPDF_RenderStatus::ProcessTransparency(CPDF_PageObject* pPageObj, if (pSMaskDict) { CFX_Matrix smask_matrix = *pPageObj->m_GeneralState.GetSMaskMatrix(); smask_matrix.Concat(*pObj2Device); - CFX_RetainPtr<CFX_DIBSource> pSMaskSource = + std::unique_ptr<CFX_DIBSource> pSMaskSource = LoadSMask(pSMaskDict, &rect, &smask_matrix); if (pSMaskSource) - bitmap->MultiplyAlpha(pSMaskSource); + bitmap->MultiplyAlpha(pSMaskSource.get()); } if (pTextMask) { - bitmap->MultiplyAlpha(pTextMask); - pTextMask.Reset(); + bitmap->MultiplyAlpha(pTextMask.get()); + pTextMask.reset(); } int32_t blitAlpha = 255; if (Transparency & PDFTRANS_GROUP && group_alpha != 1.0f) { @@ -1620,7 +1618,7 @@ bool CPDF_RenderStatus::ProcessTransparency(CPDF_PageObject* pPageObj, return true; } -CFX_RetainPtr<CFX_DIBitmap> CPDF_RenderStatus::GetBackdrop( +std::unique_ptr<CFX_DIBitmap> CPDF_RenderStatus::GetBackdrop( const CPDF_PageObject* pObj, const FX_RECT& rect, int& left, @@ -1635,11 +1633,11 @@ CFX_RetainPtr<CFX_DIBitmap> CPDF_RenderStatus::GetBackdrop( float scaleY = FXSYS_fabs(deviceCTM.d); int width = FXSYS_round(bbox.Width() * scaleX); int height = FXSYS_round(bbox.Height() * scaleY); - auto pBackdrop = pdfium::MakeRetain<CFX_DIBitmap>(); + auto pBackdrop = pdfium::MakeUnique<CFX_DIBitmap>(); if (bBackAlphaRequired && !m_bDropObjects) pBackdrop->Create(width, height, FXDIB_Argb); else - m_pDevice->CreateCompatibleBitmap(pBackdrop, width, height); + m_pDevice->CreateCompatibleBitmap(pBackdrop.get(), width, height); if (!pBackdrop->GetBuffer()) return nullptr; @@ -1651,16 +1649,16 @@ CFX_RetainPtr<CFX_DIBitmap> CPDF_RenderStatus::GetBackdrop( bNeedDraw = !(m_pDevice->GetRenderCaps() & FXRC_GET_BITS); if (!bNeedDraw) { - m_pDevice->GetDIBits(pBackdrop, left, top); + m_pDevice->GetDIBits(pBackdrop.get(), left, top); return pBackdrop; } + CFX_Matrix FinalMatrix = m_DeviceMatrix; FinalMatrix.Translate(-left, -top); FinalMatrix.Scale(scaleX, scaleY); pBackdrop->Clear(pBackdrop->HasAlpha() ? 0 : 0xffffffff); - CFX_FxgeDevice device; - device.Attach(pBackdrop, false, nullptr, false); + device.Attach(pBackdrop.get(), false, nullptr, false); m_pContext->Render(&device, pObj, &m_Options, &FinalMatrix); return pBackdrop; } @@ -1850,7 +1848,7 @@ bool CPDF_RenderStatus::ProcessType3Text(CPDF_TextObject* textobj, if (!glyph.m_pGlyph) continue; - m_pDevice->SetBitMask(glyph.m_pGlyph->m_pBitmap, + m_pDevice->SetBitMask(&glyph.m_pGlyph->m_Bitmap, glyph.m_Origin.x + glyph.m_pGlyph->m_Left, glyph.m_Origin.y - glyph.m_pGlyph->m_Top, fill_argb); @@ -1912,7 +1910,7 @@ bool CPDF_RenderStatus::ProcessType3Text(CPDF_TextObject* textobj, CFX_Point origin(FXSYS_round(matrix.e), FXSYS_round(matrix.f)); if (glyphs.empty()) { - m_pDevice->SetBitMask(pBitmap->m_pBitmap, origin.x + pBitmap->m_Left, + m_pDevice->SetBitMask(&pBitmap->m_Bitmap, origin.x + pBitmap->m_Left, origin.y - pBitmap->m_Top, fill_argb); } else { glyphs[iChar].m_pGlyph = pBitmap; @@ -1922,7 +1920,7 @@ bool CPDF_RenderStatus::ProcessType3Text(CPDF_TextObject* textobj, CFX_Matrix image_matrix = pType3Char->m_ImageMatrix; image_matrix.Concat(matrix); CPDF_ImageRenderer renderer; - if (renderer.Start(this, pType3Char->m_pBitmap, fill_argb, 255, + if (renderer.Start(this, pType3Char->m_pBitmap.get(), fill_argb, 255, &image_matrix, 0, false, FXDIB_BLEND_NORMAL)) { renderer.Continue(nullptr); } @@ -1936,12 +1934,12 @@ bool CPDF_RenderStatus::ProcessType3Text(CPDF_TextObject* textobj, return true; FX_RECT rect = FXGE_GetGlyphsBBox(glyphs, 0, sa, sd); - auto pBitmap = pdfium::MakeRetain<CFX_DIBitmap>(); - if (!pBitmap->Create(static_cast<int>(rect.Width() * sa), - static_cast<int>(rect.Height() * sd), FXDIB_8bppMask)) { + CFX_DIBitmap bitmap; + if (!bitmap.Create(static_cast<int>(rect.Width() * sa), + static_cast<int>(rect.Height() * sd), FXDIB_8bppMask)) { return true; } - pBitmap->Clear(0); + bitmap.Clear(0); for (const FXTEXT_GLYPHPOS& glyph : glyphs) { if (!glyph.m_pGlyph) continue; @@ -1960,13 +1958,13 @@ bool CPDF_RenderStatus::ProcessType3Text(CPDF_TextObject* textobj, if (!top.IsValid()) continue; - pBitmap->CompositeMask(left.ValueOrDie(), top.ValueOrDie(), - glyph.m_pGlyph->m_pBitmap->GetWidth(), - glyph.m_pGlyph->m_pBitmap->GetHeight(), - glyph.m_pGlyph->m_pBitmap, fill_argb, 0, 0, - FXDIB_BLEND_NORMAL, nullptr, false, 0, nullptr); + bitmap.CompositeMask(left.ValueOrDie(), top.ValueOrDie(), + glyph.m_pGlyph->m_Bitmap.GetWidth(), + glyph.m_pGlyph->m_Bitmap.GetHeight(), + &glyph.m_pGlyph->m_Bitmap, fill_argb, 0, 0, + FXDIB_BLEND_NORMAL, nullptr, false, 0, nullptr); } - m_pDevice->SetBitMask(pBitmap, rect.left, rect.top, fill_argb); + m_pDevice->SetBitMask(&bitmap, rect.left, rect.top, fill_argb); return true; } @@ -2069,7 +2067,7 @@ void CPDF_RenderStatus::DrawShading(CPDF_ShadingPattern* pPattern, buffer.Initialize(m_pContext, m_pDevice, &clip_rect, m_pCurObj, 150); CFX_Matrix FinalMatrix = *pMatrix; FinalMatrix.Concat(*buffer.GetMatrix()); - CFX_RetainPtr<CFX_DIBitmap> pBitmap = buffer.GetBitmap(); + CFX_DIBitmap* pBitmap = buffer.GetBitmap(); if (!pBitmap->GetBuffer()) return; @@ -2287,9 +2285,9 @@ void CPDF_RenderStatus::DrawTilingPattern(CPDF_TilingPattern* pPattern, } float left_offset = cell_bbox.left - mtPattern2Device.e; float top_offset = cell_bbox.bottom - mtPattern2Device.f; - CFX_RetainPtr<CFX_DIBitmap> pPatternBitmap; + std::unique_ptr<CFX_DIBitmap> pPatternBitmap; if (width * height < 16) { - CFX_RetainPtr<CFX_DIBitmap> pEnlargedBitmap = + std::unique_ptr<CFX_DIBitmap> pEnlargedBitmap = DrawPatternBitmap(m_pContext->GetDocument(), m_pContext->GetPageCache(), pPattern, pObj2Device, 8, 8, m_Options.m_Flags); pPatternBitmap = pEnlargedBitmap->StretchTo(width, height); @@ -2309,11 +2307,11 @@ void CPDF_RenderStatus::DrawTilingPattern(CPDF_TilingPattern* pPattern, FX_ARGB fill_argb = GetFillArgb(pPageObj); int clip_width = clip_box.right - clip_box.left; int clip_height = clip_box.bottom - clip_box.top; - auto pScreen = pdfium::MakeRetain<CFX_DIBitmap>(); - if (!pScreen->Create(clip_width, clip_height, FXDIB_Argb)) + CFX_DIBitmap screen; + if (!screen.Create(clip_width, clip_height, FXDIB_Argb)) { return; - - pScreen->Clear(0); + } + screen.Clear(0); uint32_t* src_buf = (uint32_t*)pPatternBitmap->GetBuffer(); for (int col = min_col; col <= max_col; col++) { for (int row = min_row; row <= max_row; row++) { @@ -2344,7 +2342,7 @@ void CPDF_RenderStatus::DrawTilingPattern(CPDF_TilingPattern* pPattern, continue; } uint32_t* dest_buf = - (uint32_t*)(pScreen->GetBuffer() + pScreen->GetPitch() * start_y + + (uint32_t*)(screen.GetBuffer() + screen.GetPitch() * start_y + start_x * 4); if (pPattern->colored()) *dest_buf = *src_buf; @@ -2352,16 +2350,16 @@ void CPDF_RenderStatus::DrawTilingPattern(CPDF_TilingPattern* pPattern, *dest_buf = (*(uint8_t*)src_buf << 24) | (fill_argb & 0xffffff); } else { if (pPattern->colored()) { - pScreen->CompositeBitmap(start_x, start_y, width, height, - pPatternBitmap, 0, 0); + screen.CompositeBitmap(start_x, start_y, width, height, + pPatternBitmap.get(), 0, 0); } else { - pScreen->CompositeMask(start_x, start_y, width, height, - pPatternBitmap, fill_argb, 0, 0); + screen.CompositeMask(start_x, start_y, width, height, + pPatternBitmap.get(), fill_argb, 0, 0); } } } } - CompositeDIBitmap(pScreen, clip_box.left, clip_box.top, 0, 255, + CompositeDIBitmap(&screen, clip_box.left, clip_box.top, 0, 255, FXDIB_BLEND_NORMAL, false); m_pDevice->RestoreState(false); } @@ -2408,17 +2406,16 @@ bool CPDF_RenderStatus::ProcessImage(CPDF_ImageObject* pImageObj, return render.GetResult(); } -void CPDF_RenderStatus::CompositeDIBitmap( - const CFX_RetainPtr<CFX_DIBitmap>& pDIBitmap, - int left, - int top, - FX_ARGB mask_argb, - int bitmap_alpha, - int blend_mode, - int Transparency) { - if (!pDIBitmap) +void CPDF_RenderStatus::CompositeDIBitmap(CFX_DIBitmap* pDIBitmap, + int left, + int top, + FX_ARGB mask_argb, + int bitmap_alpha, + int blend_mode, + int Transparency) { + if (!pDIBitmap) { return; - + } if (blend_mode == FXDIB_BLEND_NORMAL) { if (!pDIBitmap->IsAlphaMask()) { if (bitmap_alpha < 255) { @@ -2466,10 +2463,10 @@ void CPDF_RenderStatus::CompositeDIBitmap( FX_RECT rect(left, top, left + pDIBitmap->GetWidth(), top + pDIBitmap->GetHeight()); rect.Intersect(m_pDevice->GetClipBox()); - CFX_RetainPtr<CFX_DIBitmap> pClone; + CFX_MaybeOwned<CFX_DIBitmap> pClone; if (m_pDevice->GetBackDrop() && m_pDevice->GetBitmap()) { pClone = m_pDevice->GetBackDrop()->Clone(&rect); - CFX_RetainPtr<CFX_DIBitmap> pForeBitmap = m_pDevice->GetBitmap(); + CFX_DIBitmap* pForeBitmap = m_pDevice->GetBitmap(); pClone->CompositeBitmap(0, 0, pClone->GetWidth(), pClone->GetHeight(), pForeBitmap, rect.left, rect.top); left = left >= 0 ? 0 : left; @@ -2484,7 +2481,7 @@ void CPDF_RenderStatus::CompositeDIBitmap( pClone = pDIBitmap; } if (m_pDevice->GetBackDrop()) { - m_pDevice->SetDIBits(pClone, rect.left, rect.top); + m_pDevice->SetDIBits(pClone.Get(), rect.left, rect.top); } else { if (pDIBitmap->IsAlphaMask()) return; @@ -2497,7 +2494,7 @@ void CPDF_RenderStatus::CompositeDIBitmap( int back_left, back_top; FX_RECT rect(left, top, left + pDIBitmap->GetWidth(), top + pDIBitmap->GetHeight()); - CFX_RetainPtr<CFX_DIBitmap> pBackdrop = + std::unique_ptr<CFX_DIBitmap> pBackdrop = GetBackdrop(m_pCurObj, rect, back_left, back_top, blend_mode > FXDIB_BLEND_NORMAL && bIsolated); if (!pBackdrop) @@ -2513,17 +2510,17 @@ void CPDF_RenderStatus::CompositeDIBitmap( pDIBitmap, mask_argb, 0, 0, blend_mode); } - auto pBackdrop1 = pdfium::MakeRetain<CFX_DIBitmap>(); + auto pBackdrop1 = pdfium::MakeUnique<CFX_DIBitmap>(); pBackdrop1->Create(pBackdrop->GetWidth(), pBackdrop->GetHeight(), FXDIB_Rgb32); pBackdrop1->Clear((uint32_t)-1); pBackdrop1->CompositeBitmap(0, 0, pBackdrop->GetWidth(), - pBackdrop->GetHeight(), pBackdrop, 0, 0); + pBackdrop->GetHeight(), pBackdrop.get(), 0, 0); pBackdrop = std::move(pBackdrop1); - m_pDevice->SetDIBits(pBackdrop, back_left, back_top); + m_pDevice->SetDIBits(pBackdrop.get(), back_left, back_top); } -CFX_RetainPtr<CFX_DIBitmap> CPDF_RenderStatus::LoadSMask( +std::unique_ptr<CFX_DIBitmap> CPDF_RenderStatus::LoadSMask( CPDF_Dictionary* pSMaskDict, FX_RECT* pClipRect, const CFX_Matrix* pMatrix) { @@ -2616,7 +2613,7 @@ CFX_RetainPtr<CFX_DIBitmap> CPDF_RenderStatus::LoadSMask( nullptr, 0, color_space_family, bLuminosity); status.RenderObjectList(&form, &matrix); - auto pMask = pdfium::MakeRetain<CFX_DIBitmap>(); + auto pMask = pdfium::MakeUnique<CFX_DIBitmap>(); if (!pMask->Create(width, height, FXDIB_8bppMask)) return nullptr; |