From 979ddd8e4d331b330360f321b7b0c1acaead6445 Mon Sep 17 00:00:00 2001
From: Tom Sepez <tsepez@chromium.org>
Date: Thu, 17 Dec 2015 13:41:13 -0800
Subject: Merge to XFA: Tidy CPDF_RenderContext

Original Review URL: https://codereview.chromium.org/1536623004 .
(cherry picked from commit 761660c4074269ac806d06c9bef70e4e9fb0eb29)

TBR=thestig@chromium.org

Review URL: https://codereview.chromium.org/1531423002 .
---
 core/src/fpdfapi/fpdf_render/fpdf_render.cpp       | 34 +++++++---------------
 core/src/fpdfapi/fpdf_render/fpdf_render_cache.cpp |  4 +--
 core/src/fpdfapi/fpdf_render/fpdf_render_image.cpp |  6 ++--
 .../fpdfapi/fpdf_render/fpdf_render_pattern.cpp    |  3 +-
 4 files changed, 17 insertions(+), 30 deletions(-)

(limited to 'core/src/fpdfapi/fpdf_render')

diff --git a/core/src/fpdfapi/fpdf_render/fpdf_render.cpp b/core/src/fpdfapi/fpdf_render/fpdf_render.cpp
index bee188e049..1c46583e59 100644
--- a/core/src/fpdfapi/fpdf_render/fpdf_render.cpp
+++ b/core/src/fpdfapi/fpdf_render/fpdf_render.cpp
@@ -956,30 +956,18 @@ CPDF_GraphicStates* CPDF_RenderStatus::CloneObjStates(
   }
   return pStates;
 }
-CPDF_RenderContext::CPDF_RenderContext() {}
-void CPDF_RenderContext::Create(CPDF_Document* pDoc,
-                                CPDF_PageRenderCache* pPageCache,
-                                CPDF_Dictionary* pPageResources,
-                                FX_BOOL bFirstLayer) {
-  m_pDocument = pDoc;
-  m_pPageResources = pPageResources;
-  m_pPageCache = pPageCache;
-  m_bFirstLayer = bFirstLayer;
-}
-void CPDF_RenderContext::Create(CPDF_Page* pPage, FX_BOOL bFirstLayer) {
-  m_pDocument = pPage->m_pDocument;
-  m_pPageResources = pPage->m_pPageResources;
-  m_pPageCache = pPage->GetRenderCache();
-  m_bFirstLayer = bFirstLayer;
-}
+CPDF_RenderContext::CPDF_RenderContext(CPDF_Page* pPage)
+    : m_pDocument(pPage->m_pDocument),
+      m_pPageResources(pPage->m_pPageResources),
+      m_pPageCache(pPage->GetRenderCache()),
+      m_bFirstLayer(TRUE) {}
+CPDF_RenderContext::CPDF_RenderContext(CPDF_Document* pDoc,
+                                       CPDF_PageRenderCache* pPageCache)
+    : m_pDocument(pDoc),
+      m_pPageResources(nullptr),
+      m_pPageCache(pPageCache),
+      m_bFirstLayer(TRUE) {}
 CPDF_RenderContext::~CPDF_RenderContext() {}
-void CPDF_RenderContext::Clear() {
-  m_pDocument = NULL;
-  m_pPageResources = NULL;
-  m_pPageCache = NULL;
-  m_bFirstLayer = TRUE;
-  m_ContentList.RemoveAll();
-}
 void CPDF_RenderContext::AppendObjectList(CPDF_PageObjects* pObjs,
                                           const CFX_Matrix* pObject2Device) {
   _PDF_RenderItem* pItem = m_ContentList.AddSpace();
diff --git a/core/src/fpdfapi/fpdf_render/fpdf_render_cache.cpp b/core/src/fpdfapi/fpdf_render/fpdf_render_cache.cpp
index babf70396b..8d0568e719 100644
--- a/core/src/fpdfapi/fpdf_render/fpdf_render_cache.cpp
+++ b/core/src/fpdfapi/fpdf_render/fpdf_render_cache.cpp
@@ -250,7 +250,7 @@ FX_BOOL CPDF_ImageCache::GetCachedBitmap(CFX_DIBSource*& pBitmap,
     return FALSE;
   }
   CPDF_RenderContext* pContext = pRenderStatus->GetContext();
-  CPDF_PageRenderCache* pPageRenderCache = pContext->m_pPageCache;
+  CPDF_PageRenderCache* pPageRenderCache = pContext->GetPageCache();
   m_dwTimeCount = pPageRenderCache->GetTimeCount();
   CPDF_DIBSource* pSrc = new CPDF_DIBSource;
   CPDF_DIBSource* pMaskSrc = NULL;
@@ -325,7 +325,7 @@ int CPDF_ImageCache::ContinueGetCachedBitmap() {
   m_MatteColor = ((CPDF_DIBSource*)m_pCurBitmap)->m_MatteColor;
   m_pCurMask = ((CPDF_DIBSource*)m_pCurBitmap)->DetachMask();
   CPDF_RenderContext* pContext = m_pRenderStatus->GetContext();
-  CPDF_PageRenderCache* pPageRenderCache = pContext->m_pPageCache;
+  CPDF_PageRenderCache* pPageRenderCache = pContext->GetPageCache();
   m_dwTimeCount = pPageRenderCache->GetTimeCount();
   if (m_pCurBitmap->GetPitch() * m_pCurBitmap->GetHeight() <
       FPDF_HUGE_IMAGE_SIZE) {
diff --git a/core/src/fpdfapi/fpdf_render/fpdf_render_image.cpp b/core/src/fpdfapi/fpdf_render/fpdf_render_image.cpp
index d3390517e9..9c7b0018fa 100644
--- a/core/src/fpdfapi/fpdf_render/fpdf_render_image.cpp
+++ b/core/src/fpdfapi/fpdf_render/fpdf_render_image.cpp
@@ -340,7 +340,7 @@ FX_BOOL CPDF_ImageRenderer::StartLoadDIBSource() {
     dest_height = -dest_height;
   }
   if (m_Loader.StartLoadImage(
-          m_pImageObject, m_pRenderStatus->m_pContext->m_pPageCache,
+          m_pImageObject, m_pRenderStatus->m_pContext->GetPageCache(),
           m_LoadHandle, m_bStdCS, m_pRenderStatus->m_GroupFamily,
           m_pRenderStatus->m_bLoadMask, m_pRenderStatus, dest_width,
           dest_height)) {
@@ -444,8 +444,8 @@ FX_BOOL CPDF_ImageRenderer::StartRenderDIBSource() {
       pGeneralState->m_StrokeAlpha == 1 && pGeneralState->m_FillAlpha == 1) {
     CPDF_Document* pDocument = NULL;
     CPDF_Page* pPage = NULL;
-    if (m_pRenderStatus->m_pContext->m_pPageCache) {
-      pPage = m_pRenderStatus->m_pContext->m_pPageCache->GetPage();
+    if (m_pRenderStatus->m_pContext->GetPageCache()) {
+      pPage = m_pRenderStatus->m_pContext->GetPageCache()->GetPage();
       pDocument = pPage->m_pDocument;
     } else {
       pDocument = m_pImageObject->m_pImage->GetDocument();
diff --git a/core/src/fpdfapi/fpdf_render/fpdf_render_pattern.cpp b/core/src/fpdfapi/fpdf_render/fpdf_render_pattern.cpp
index 9076b7ba20..718fa73009 100644
--- a/core/src/fpdfapi/fpdf_render/fpdf_render_pattern.cpp
+++ b/core/src/fpdfapi/fpdf_render/fpdf_render_pattern.cpp
@@ -988,8 +988,7 @@ static CFX_DIBitmap* DrawPatternBitmap(CPDF_Document* pDoc,
   }
   flags |= RENDER_FORCE_HALFTONE;
   options.m_Flags = flags;
-  CPDF_RenderContext context;
-  context.Create(pDoc, pCache, NULL);
+  CPDF_RenderContext context(pDoc, pCache);
   context.DrawObjectList(&bitmap_device, pPattern->m_pForm, &mtPattern2Bitmap,
                          &options);
   return pBitmap;
-- 
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