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Unified Diff: core/fpdfapi/fpdf_page/cpdf_pageobjectholder.cpp

Issue 1805663002: Move core/include/fpdfapi/fpdf_page.h to correct locations. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master
Patch Set: Created 4 years, 9 months ago
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Index: core/fpdfapi/fpdf_page/cpdf_pageobjectholder.cpp
diff --git a/core/fpdfapi/fpdf_page/cpdf_pageobjectholder.cpp b/core/fpdfapi/fpdf_page/cpdf_pageobjectholder.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..a1392f647e6d857b9d9e486af3491246e0bc63b0
--- /dev/null
+++ b/core/fpdfapi/fpdf_page/cpdf_pageobjectholder.cpp
@@ -0,0 +1,73 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "core/fpdfapi/fpdf_page/include/cpdf_pageobjectholder.h"
+
+#include "core/fpdfapi/fpdf_page/pageint.h"
+
+CPDF_PageObjectHolder::CPDF_PageObjectHolder()
+ : m_pFormDict(nullptr),
+ m_pFormStream(nullptr),
+ m_pDocument(nullptr),
+ m_pPageResources(nullptr),
+ m_pResources(nullptr),
+ m_Transparency(0),
+ m_bBackgroundAlphaNeeded(FALSE),
+ m_bHasImageMask(FALSE),
+ m_ParseState(CONTENT_NOT_PARSED) {}
+
+void CPDF_PageObjectHolder::ContinueParse(IFX_Pause* pPause) {
+ if (!m_pParser) {
+ return;
+ }
+ m_pParser->Continue(pPause);
+ if (m_pParser->GetStatus() == CPDF_ContentParser::Done) {
+ m_ParseState = CONTENT_PARSED;
+ m_pParser.reset();
+ }
+}
+
+void CPDF_PageObjectHolder::Transform(const CFX_Matrix& matrix) {
+ for (auto& pObj : m_PageObjectList)
+ pObj->Transform(matrix);
+}
+
+CFX_FloatRect CPDF_PageObjectHolder::CalcBoundingBox() const {
+ if (m_PageObjectList.empty())
+ return CFX_FloatRect(0, 0, 0, 0);
+
+ FX_FLOAT left = 1000000.0f;
+ FX_FLOAT right = -1000000.0f;
+ FX_FLOAT bottom = 1000000.0f;
+ FX_FLOAT top = -1000000.0f;
+ for (const auto& pObj : m_PageObjectList) {
+ left = std::min(left, pObj->m_Left);
+ right = std::max(right, pObj->m_Right);
+ bottom = std::min(bottom, pObj->m_Bottom);
+ top = std::max(top, pObj->m_Top);
+ }
+ return CFX_FloatRect(left, bottom, right, top);
+}
+
+void CPDF_PageObjectHolder::LoadTransInfo() {
+ if (!m_pFormDict) {
+ return;
+ }
+ CPDF_Dictionary* pGroup = m_pFormDict->GetDictBy("Group");
+ if (!pGroup) {
+ return;
+ }
+ if (pGroup->GetStringBy("S") != "Transparency") {
+ return;
+ }
+ m_Transparency |= PDFTRANS_GROUP;
+ if (pGroup->GetIntegerBy("I")) {
+ m_Transparency |= PDFTRANS_ISOLATED;
+ }
+ if (pGroup->GetIntegerBy("K")) {
+ m_Transparency |= PDFTRANS_KNOCKOUT;
+ }
+}
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