Fix leaks in the embedder tests themselves.
[pdfium.git] / fpdfsdk / src / fpdf_progressive.cpp
1 // Copyright 2014 PDFium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4  
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6
7 #include "../../public/fpdf_progressive.h"
8 #include "../../public/fpdfview.h"
9 #include "../include/fsdk_define.h"
10 #include "../include/fsdk_rendercontext.h"
11
12 extern void (*Func_RenderPage)( CRenderContext*, FPDF_PAGE page, int start_x, int start_y, int size_x, int size_y,
13                                                 int rotate, int flags,FX_BOOL bNeedToRestore, IFSDK_PAUSE_Adapter * pause );
14
15 extern void DropContext(void* data);
16
17 DLLEXPORT int STDCALL FPDF_RenderPageBitmap_Start( FPDF_BITMAP bitmap, FPDF_PAGE page, 
18                                                                                                         int start_x, int start_y, int size_x,
19                                                                                                     int size_y, int rotate, int flags,
20                                                                                                         IFSDK_PAUSE * pause )
21 {
22         if (bitmap == NULL || page == NULL)
23                 return FPDF_RENDER_FAILED;
24
25         if (!pause)
26                 return FPDF_RENDER_FAILED;
27
28         if (pause->version !=1)
29                 return FPDF_RENDER_FAILED;
30
31         CPDF_Page* pPage = (CPDF_Page*)page;
32         CRenderContext* pContext = new CRenderContext;
33         pPage->SetPrivateData((void*)1, pContext, DropContext);
34 #ifdef _SKIA_SUPPORT_
35         pContext->m_pDevice = new CFX_SkiaDevice;
36         if (flags & FPDF_REVERSE_BYTE_ORDER)
37                 ((CFX_SkiaDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)bitmap,0,TRUE);
38         else
39                 ((CFX_SkiaDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)bitmap);
40 #else
41         pContext->m_pDevice = new CFX_FxgeDevice;
42         if (flags & FPDF_REVERSE_BYTE_ORDER)
43                 ((CFX_FxgeDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)bitmap,0,TRUE);
44         else
45                 ((CFX_FxgeDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)bitmap);
46 #endif
47         IFSDK_PAUSE_Adapter IPauseAdapter(pause);
48         
49         Func_RenderPage(pContext, page, start_x, start_y, size_x, size_y, rotate, flags,FALSE, &IPauseAdapter);
50
51         if ( pContext->m_pRenderer )
52         {
53                 CPDF_ProgressiveRenderer::RenderStatus status = CPDF_ProgressiveRenderer::Failed;
54                 status = pContext->m_pRenderer->GetStatus();
55                 return status;
56         }
57         return FPDF_RENDER_FAILED;
58 }
59
60 DLLEXPORT int STDCALL FPDF_RenderPage_Continue(FPDF_PAGE page,IFSDK_PAUSE * pause)
61 {
62         if (page == NULL)
63                 return FPDF_RENDER_FAILED;
64
65         if (!pause)
66                 return FPDF_RENDER_FAILED;
67         
68         if (pause->version !=1)
69                 return FPDF_RENDER_FAILED;
70
71         CPDF_Page* pPage = (CPDF_Page*)page;
72
73 //      FXMT_CSLOCK_OBJ(&pPage->m_PageLock);
74
75         CRenderContext * pContext = (CRenderContext*)pPage->GetPrivateData((void*)1);
76         if (pContext && pContext->m_pRenderer)
77         {
78                 IFSDK_PAUSE_Adapter IPauseAdapter(pause);
79                 pContext->m_pRenderer->Continue(&IPauseAdapter);
80
81                 CPDF_ProgressiveRenderer::RenderStatus status = CPDF_ProgressiveRenderer::Failed;
82                 status = pContext->m_pRenderer->GetStatus();
83                 return status;
84         }
85         return FPDF_RENDER_FAILED;
86 }
87
88
89 DLLEXPORT void STDCALL FPDF_RenderPage_Close(FPDF_PAGE page)
90 {
91         if (page == NULL) return;
92         CPDF_Page* pPage = (CPDF_Page*)page;
93
94 //      FXMT_CSLOCK_OBJ(&pPage->m_PageLock);
95
96         CRenderContext * pContext = (CRenderContext*)pPage->GetPrivateData((void*)1);
97         if (pContext)
98         {
99                 pContext->m_pDevice->RestoreState();
100                 delete pContext;
101                 pPage->RemovePrivateData((void*)1);
102         }
103 }
104