1/*
2 * Copyright (C) 2012 Igalia S.L.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef WebPrintOperationGtk_h
27#define WebPrintOperationGtk_h
28
29#include "CallbackID.h"
30#include "PrintInfo.h"
31#include <WebCore/RefPtrCairo.h>
32#include <wtf/RefCounted.h>
33#include <wtf/RefPtr.h>
34#include <wtf/glib/GRefPtr.h>
35
36typedef struct _GtkPrintSettings GtkPrintSettings;
37typedef struct _GtkPageSetup GtkPageSetup;
38typedef struct _GtkPageRange GtkPageRange;
39
40namespace WebCore {
41class PrintContext;
42class ResourceError;
43};
44
45namespace WebKit {
46
47class WebPage;
48
49class WebPrintOperationGtk : public RefCounted<WebPrintOperationGtk> {
50public:
51 static RefPtr<WebPrintOperationGtk> create(WebPage*, const PrintInfo&);
52 virtual ~WebPrintOperationGtk();
53
54 WebCore::PrintContext* printContext() const { return m_printContext; }
55 GtkPrintSettings* printSettings() const { return m_printSettings.get(); }
56 GtkPageSetup* pageSetup() const { return m_pageSetup.get(); }
57 PrintInfo::PrintMode printMode() const { return m_printMode; }
58 void setNumberOfPagesToPrint(size_t numberOfPages) { m_numberOfPagesToPrint = numberOfPages; }
59 unsigned int pagesToPrint() const { return m_pagesToPrint; }
60 int pageCount() const;
61 bool currentPageIsFirstPageOfSheet() const;
62 bool currentPageIsLastPageOfSheet() const;
63 size_t pagePosition() const { return m_pagePosition; }
64 void setPagePosition(size_t position) { m_pagePosition = position; }
65 GtkPageRange* pageRanges() const { return m_pageRanges; }
66 size_t pageRangesCount() const { return m_pageRangesCount; }
67
68 unsigned int numberUp() const { return m_numberUp; }
69 unsigned int numberUpLayout() const { return m_numberUpLayout; }
70 unsigned int pageSet() const { return m_pageSet; }
71 bool reverse() const { return m_reverse; }
72 unsigned int copies() const { return m_copies; }
73 bool collateCopies() const { return m_collateCopies; }
74 double scale() const { return m_scale; }
75
76 void disconnectFromPage();
77
78 virtual void startPrint(WebCore::PrintContext*, CallbackID) = 0;
79
80protected:
81 WebPrintOperationGtk(WebPage*, const PrintInfo&);
82
83 virtual void startPage(cairo_t*) = 0;
84 virtual void endPage(cairo_t*) = 0;
85 virtual void endPrint() = 0;
86
87 static gboolean printPagesIdle(gpointer);
88 static void printPagesIdleDone(gpointer);
89
90 void print(cairo_surface_t*, double xDPI, double yDPI);
91 void renderPage(int pageNumber);
92 void rotatePageIfNeeded();
93 void getRowsAndColumnsOfPagesPerSheet(size_t& rows, size_t& columns);
94 void getPositionOfPageInSheet(size_t rows, size_t columns, int& x, int&y);
95 void prepareContextToDraw();
96 void printPagesDone();
97 void printDone(const WebCore::ResourceError&);
98 void sendPrintFinished(const WebCore::ResourceError&);
99 URL frameURL() const;
100
101 WebPage* m_webPage;
102 GRefPtr<GtkPrintSettings> m_printSettings;
103 GRefPtr<GtkPageSetup> m_pageSetup;
104 PrintInfo::PrintMode m_printMode;
105 WebCore::PrintContext* m_printContext;
106 CallbackID m_callbackID;
107 RefPtr<cairo_t> m_cairoContext;
108 double m_xDPI;
109 double m_yDPI;
110
111 unsigned int m_printPagesIdleId;
112 size_t m_numberOfPagesToPrint;
113 unsigned int m_pagesToPrint;
114 size_t m_pagePosition;
115 GtkPageRange* m_pageRanges;
116 size_t m_pageRangesCount;
117 bool m_needsRotation;
118
119 // Manual capabilities.
120 unsigned int m_numberUp;
121 unsigned int m_numberUpLayout;
122 unsigned int m_pageSet;
123 bool m_reverse;
124 unsigned int m_copies;
125 bool m_collateCopies;
126 double m_scale;
127};
128
129}
130
131#endif // WebPrintOperationGtk_h
132