FX_BOOL CPDF_RenderStatus::ProcessType3Text(const CPDF_TextObject* textobj, const CFX_AffineMatrix* pObj2Device) { CPDF_Type3Font* pType3Font = textobj->m_TextState.GetFont()->GetType3Font(); for (int j = 0; j < m_Type3FontCache.GetSize(); j++) if ((CPDF_Type3Font*)m_Type3FontCache.GetAt(j) == pType3Font) { return TRUE; } CFX_Matrix dCTM = m_pDevice->GetCTM(); FX_FLOAT sa = FXSYS_fabs(dCTM.a); FX_FLOAT sd = FXSYS_fabs(dCTM.d); CFX_AffineMatrix text_matrix; textobj->GetTextMatrix(&text_matrix); CFX_AffineMatrix char_matrix = pType3Font->GetFontMatrix(); FX_FLOAT font_size = textobj->m_TextState.GetFontSize(); char_matrix.Scale(font_size, font_size); FX_ARGB fill_argb = GetFillArgb(textobj, TRUE); int fill_alpha = FXARGB_A(fill_argb); int device_class = m_pDevice->GetDeviceClass(); FXTEXT_GLYPHPOS* pGlyphAndPos = NULL; if (device_class == FXDC_DISPLAY) { pGlyphAndPos = FX_Alloc(FXTEXT_GLYPHPOS, textobj->m_nChars); } else if (fill_alpha < 255) { return FALSE; } CPDF_RefType3Cache refTypeCache(pType3Font); FX_DWORD *pChars = textobj->m_pCharCodes; if (textobj->m_nChars == 1) { pChars = (FX_DWORD*)(&textobj->m_pCharCodes); } for (int iChar = 0; iChar < textobj->m_nChars; iChar ++) { FX_DWORD charcode = pChars[iChar]; if (charcode == (FX_DWORD) - 1) { continue; } CPDF_Type3Char* pType3Char = pType3Font->LoadChar(charcode); if (pType3Char == NULL) { continue; } CFX_AffineMatrix matrix = char_matrix; matrix.e += iChar ? textobj->m_pCharPos[iChar - 1] : 0; matrix.Concat(text_matrix); matrix.Concat(*pObj2Device); if (!pType3Char->LoadBitmap(m_pContext)) { if (pGlyphAndPos) { for (int i = 0; i < iChar; i ++) { FXTEXT_GLYPHPOS& glyph = pGlyphAndPos[i]; if (glyph.m_pGlyph == NULL) { continue; } m_pDevice->SetBitMask(&glyph.m_pGlyph->m_Bitmap, glyph.m_OriginX + glyph.m_pGlyph->m_Left, glyph.m_OriginY - glyph.m_pGlyph->m_Top, fill_argb); } FX_Free(pGlyphAndPos); pGlyphAndPos = NULL; } CPDF_GraphicStates* pStates = CloneObjStates(textobj, FALSE); CPDF_RenderOptions Options = m_Options; Options.m_Flags |= RENDER_FORCE_HALFTONE | RENDER_RECT_AA; Options.m_Flags &= ~RENDER_FORCE_DOWNSAMPLE; CPDF_Dictionary* pFormResource = NULL; if (pType3Char->m_pForm && pType3Char->m_pForm->m_pFormDict) { pFormResource = pType3Char->m_pForm->m_pFormDict->GetDict(FX_BSTRC("Resources")); } if (fill_alpha == 255) { CPDF_RenderStatus status; status.Initialize(m_Level + 1, m_pContext, m_pDevice, NULL, NULL, this, pStates, &Options, pType3Char->m_pForm->m_Transparency, m_bDropObjects, pFormResource, FALSE, pType3Char, fill_argb); status.m_Type3FontCache.Append(m_Type3FontCache); status.m_Type3FontCache.Add(pType3Font); m_pDevice->SaveState(); status.RenderObjectList(pType3Char->m_pForm, &matrix); m_pDevice->RestoreState(); } else { CFX_FloatRect rect_f = pType3Char->m_pForm->CalcBoundingBox(); rect_f.Transform(&matrix); FX_RECT rect = rect_f.GetOutterRect(); CFX_FxgeDevice bitmap_device; if (!bitmap_device.Create((int)(rect.Width() * sa), (int)(rect.Height() * sd), FXDIB_Argb)) { return TRUE; } bitmap_device.GetBitmap()->Clear(0); CPDF_RenderStatus status; status.Initialize(m_Level + 1, m_pContext, &bitmap_device, NULL, NULL, this, pStates, &Options, pType3Char->m_pForm->m_Transparency, m_bDropObjects, pFormResource, FALSE, pType3Char, fill_argb); status.m_Type3FontCache.Append(m_Type3FontCache); status.m_Type3FontCache.Add(pType3Font); matrix.TranslateI(-rect.left, -rect.top); matrix.Scale(sa, sd); status.RenderObjectList(pType3Char->m_pForm, &matrix); m_pDevice->SetDIBits(bitmap_device.GetBitmap(), rect.left, rect.top); } delete pStates; } else if (pType3Char->m_pBitmap) { if (device_class == FXDC_DISPLAY) { CPDF_Type3Cache* pCache = GetCachedType3(pType3Font); refTypeCache.m_dwCount++; CFX_GlyphBitmap* pBitmap = pCache->LoadGlyph(charcode, &matrix, sa, sd); if (pBitmap == NULL) { continue; } int origin_x = FXSYS_round(matrix.e); int origin_y = FXSYS_round(matrix.f); if (pGlyphAndPos) { pGlyphAndPos[iChar].m_pGlyph = pBitmap; pGlyphAndPos[iChar].m_OriginX = origin_x; pGlyphAndPos[iChar].m_OriginY = origin_y; } else { m_pDevice->SetBitMask(&pBitmap->m_Bitmap, origin_x + pBitmap->m_Left, origin_y - pBitmap->m_Top, fill_argb); } } else { CFX_AffineMatrix image_matrix = pType3Char->m_ImageMatrix; image_matrix.Concat(matrix); CPDF_ImageRenderer renderer; if (renderer.Start(this, pType3Char->m_pBitmap, fill_argb, 255, &image_matrix, 0, FALSE)) { renderer.Continue(NULL); } if (!renderer.m_Result) { return FALSE; } } } } if (pGlyphAndPos) { FX_RECT rect = FXGE_GetGlyphsBBox(pGlyphAndPos, textobj->m_nChars, 0, sa, sd); CFX_DIBitmap bitmap; if (!bitmap.Create((int)(rect.Width() * sa), (int)(rect.Height() * sd), FXDIB_8bppMask)) { FX_Free(pGlyphAndPos); return TRUE; } bitmap.Clear(0); for (int iChar = 0; iChar < textobj->m_nChars; iChar ++) { FXTEXT_GLYPHPOS& glyph = pGlyphAndPos[iChar]; if (glyph.m_pGlyph == NULL) { continue; } bitmap.TransferBitmap((int)((glyph.m_OriginX + glyph.m_pGlyph->m_Left - rect.left) * sa), (int)((glyph.m_OriginY - glyph.m_pGlyph->m_Top - rect.top) * sd), glyph.m_pGlyph->m_Bitmap.GetWidth(), glyph.m_pGlyph->m_Bitmap.GetHeight(), &glyph.m_pGlyph->m_Bitmap, 0, 0); } m_pDevice->SetBitMask(&bitmap, rect.left, rect.top, fill_argb); FX_Free(pGlyphAndPos); } return TRUE; }
void CPDF_RenderStatus::DrawTilingPattern(CPDF_TilingPattern* pPattern, CPDF_PageObject* pPageObj, const CFX_Matrix* pObj2Device, FX_BOOL bStroke) { if (!pPattern->Load()) { return; } m_pDevice->SaveState(); if (pPageObj->m_Type == PDFPAGE_PATH) { if (!SelectClipPath((CPDF_PathObject*)pPageObj, pObj2Device, bStroke)) { m_pDevice->RestoreState(); return; } } else if (pPageObj->m_Type == PDFPAGE_IMAGE) { FX_RECT rect = pPageObj->GetBBox(pObj2Device); m_pDevice->SetClip_Rect(&rect); } else { return; } FX_RECT clip_box = m_pDevice->GetClipBox(); if (clip_box.IsEmpty()) { m_pDevice->RestoreState(); return; } CFX_Matrix dCTM = m_pDevice->GetCTM(); FX_FLOAT sa = FXSYS_fabs(dCTM.a); FX_FLOAT sd = FXSYS_fabs(dCTM.d); clip_box.right = clip_box.left + (int32_t)FXSYS_ceil(clip_box.Width() * sa); clip_box.bottom = clip_box.top + (int32_t)FXSYS_ceil(clip_box.Height() * sd); CFX_Matrix mtPattern2Device = pPattern->m_Pattern2Form; mtPattern2Device.Concat(*pObj2Device); GetScaledMatrix(mtPattern2Device); FX_BOOL bAligned = FALSE; if (pPattern->m_BBox.left == 0 && pPattern->m_BBox.bottom == 0 && pPattern->m_BBox.right == pPattern->m_XStep && pPattern->m_BBox.top == pPattern->m_YStep && (mtPattern2Device.IsScaled() || mtPattern2Device.Is90Rotated())) { bAligned = TRUE; } CFX_FloatRect cell_bbox = pPattern->m_BBox; mtPattern2Device.TransformRect(cell_bbox); int width = (int)FXSYS_ceil(cell_bbox.Width()); int height = (int)FXSYS_ceil(cell_bbox.Height()); if (width == 0) { width = 1; } if (height == 0) { height = 1; } int min_col, max_col, min_row, max_row; CFX_Matrix mtDevice2Pattern; mtDevice2Pattern.SetReverse(mtPattern2Device); CFX_FloatRect clip_box_p(clip_box); clip_box_p.Transform(&mtDevice2Pattern); min_col = (int)FXSYS_ceil( FXSYS_Div(clip_box_p.left - pPattern->m_BBox.right, pPattern->m_XStep)); max_col = (int)FXSYS_floor( FXSYS_Div(clip_box_p.right - pPattern->m_BBox.left, pPattern->m_XStep)); min_row = (int)FXSYS_ceil( FXSYS_Div(clip_box_p.bottom - pPattern->m_BBox.top, pPattern->m_YStep)); max_row = (int)FXSYS_floor( FXSYS_Div(clip_box_p.top - pPattern->m_BBox.bottom, pPattern->m_YStep)); if (width > clip_box.Width() || height > clip_box.Height() || width * height > clip_box.Width() * clip_box.Height()) { CPDF_GraphicStates* pStates = NULL; if (!pPattern->m_bColored) { pStates = CloneObjStates(pPageObj, bStroke); } CPDF_Dictionary* pFormResource = NULL; if (pPattern->m_pForm->m_pFormDict) { pFormResource = pPattern->m_pForm->m_pFormDict->GetDict("Resources"); } for (int col = min_col; col <= max_col; col++) for (int row = min_row; row <= max_row; row++) { FX_FLOAT orig_x, orig_y; orig_x = col * pPattern->m_XStep; orig_y = row * pPattern->m_YStep; mtPattern2Device.Transform(orig_x, orig_y); CFX_Matrix matrix = *pObj2Device; matrix.Translate(orig_x - mtPattern2Device.e, orig_y - mtPattern2Device.f); m_pDevice->SaveState(); CPDF_RenderStatus status; status.Initialize(m_pContext, m_pDevice, NULL, NULL, this, pStates, &m_Options, pPattern->m_pForm->m_Transparency, m_bDropObjects, pFormResource); status.RenderObjectList(pPattern->m_pForm, &matrix); m_pDevice->RestoreState(); } m_pDevice->RestoreState(); delete pStates; return; } if (bAligned) { int orig_x = FXSYS_round(mtPattern2Device.e); int orig_y = FXSYS_round(mtPattern2Device.f); min_col = (clip_box.left - orig_x) / width; if (clip_box.left < orig_x) { min_col--; } max_col = (clip_box.right - orig_x) / width; if (clip_box.right <= orig_x) { max_col--; } min_row = (clip_box.top - orig_y) / height; if (clip_box.top < orig_y) { min_row--; } max_row = (clip_box.bottom - orig_y) / height; if (clip_box.bottom <= orig_y) { max_row--; } } FX_FLOAT left_offset = cell_bbox.left - mtPattern2Device.e; FX_FLOAT top_offset = cell_bbox.bottom - mtPattern2Device.f; CFX_DIBitmap* pPatternBitmap = NULL; if (width * height < 16) { CFX_DIBitmap* pEnlargedBitmap = DrawPatternBitmap(m_pContext->m_pDocument, m_pContext->m_pPageCache, pPattern, pObj2Device, 8, 8, m_Options.m_Flags); pPatternBitmap = pEnlargedBitmap->StretchTo(width, height); delete pEnlargedBitmap; } else { pPatternBitmap = DrawPatternBitmap( m_pContext->m_pDocument, m_pContext->m_pPageCache, pPattern, pObj2Device, width, height, m_Options.m_Flags); } if (!pPatternBitmap) { m_pDevice->RestoreState(); return; } if (m_Options.m_ColorMode == RENDER_COLOR_GRAY) { pPatternBitmap->ConvertColorScale(m_Options.m_ForeColor, m_Options.m_BackColor); } FX_ARGB fill_argb = GetFillArgb(pPageObj); int clip_width = clip_box.right - clip_box.left; int clip_height = clip_box.bottom - clip_box.top; CFX_DIBitmap screen; if (!screen.Create(clip_width, clip_height, FXDIB_Argb)) { return; } screen.Clear(0); FX_DWORD* src_buf = (FX_DWORD*)pPatternBitmap->GetBuffer(); for (int col = min_col; col <= max_col; col++) { for (int row = min_row; row <= max_row; row++) { int start_x, start_y; if (bAligned) { start_x = FXSYS_round(mtPattern2Device.e) + col * width - clip_box.left; start_y = FXSYS_round(mtPattern2Device.f) + row * height - clip_box.top; } else { FX_FLOAT orig_x = col * pPattern->m_XStep; FX_FLOAT orig_y = row * pPattern->m_YStep; mtPattern2Device.Transform(orig_x, orig_y); start_x = FXSYS_round(orig_x + left_offset) - clip_box.left; start_y = FXSYS_round(orig_y + top_offset) - clip_box.top; } if (width == 1 && height == 1) { if (start_x < 0 || start_x >= clip_box.Width() || start_y < 0 || start_y >= clip_box.Height()) { continue; } FX_DWORD* dest_buf = (FX_DWORD*)(screen.GetBuffer() + screen.GetPitch() * start_y + start_x * 4); if (pPattern->m_bColored) { *dest_buf = *src_buf; } else { *dest_buf = (*(uint8_t*)src_buf << 24) | (fill_argb & 0xffffff); } } else { if (pPattern->m_bColored) { screen.CompositeBitmap(start_x, start_y, width, height, pPatternBitmap, 0, 0); } else { screen.CompositeMask(start_x, start_y, width, height, pPatternBitmap, fill_argb, 0, 0); } } } } CompositeDIBitmap(&screen, clip_box.left, clip_box.top, 0, 255, FXDIB_BLEND_NORMAL, FALSE); m_pDevice->RestoreState(); delete pPatternBitmap; }