|
1 /* |
|
2 * Copyright (C) 2006, 2007 Apple Inc. All rights reserved. |
|
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 COMPUTER, INC. ``AS IS'' AND ANY |
|
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
|
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
|
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
|
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
|
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
|
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
|
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
|
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
|
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
|
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
|
24 */ |
|
25 |
|
26 #include "config.h" |
|
27 #include "FrameWin.h" |
|
28 |
|
29 #include <winsock2.h> |
|
30 #include <windows.h> |
|
31 |
|
32 #include "AffineTransform.h" |
|
33 #include "FloatRect.h" |
|
34 #include "Document.h" |
|
35 #include "EditorClient.h" |
|
36 #include "FrameLoader.h" |
|
37 #include "FrameLoadRequest.h" |
|
38 #include "FramePrivate.h" |
|
39 #include "FrameView.h" |
|
40 #include "HTMLIFrameElement.h" |
|
41 #include "HTMLNames.h" |
|
42 #include "HTMLTableCellElement.h" |
|
43 #include "KeyboardEvent.h" |
|
44 #include "NP_jsobject.h" |
|
45 #include "Page.h" |
|
46 #include "Plugin.h" |
|
47 #include "PluginDatabaseWin.h" |
|
48 #include "PluginViewWin.h" |
|
49 #include "RegularExpression.h" |
|
50 #include "RenderFrame.h" |
|
51 #include "RenderTableCell.h" |
|
52 #include "RenderView.h" |
|
53 #include "ResourceHandle.h" |
|
54 #include "TextResourceDecoder.h" |
|
55 #include "kjs_proxy.h" |
|
56 #include "kjs_window.h" |
|
57 #include "npruntime_impl.h" |
|
58 #include "runtime_root.h" |
|
59 #include "GraphicsContext.h" |
|
60 #include "Settings.h" |
|
61 |
|
62 #if PLATFORM(CG) |
|
63 #include <CoreGraphics/CoreGraphics.h> |
|
64 #endif |
|
65 |
|
66 using std::min; |
|
67 using namespace KJS::Bindings; |
|
68 |
|
69 namespace WebCore { |
|
70 |
|
71 using namespace HTMLNames; |
|
72 |
|
73 void Frame::clearPlatformScriptObjects() |
|
74 { |
|
75 } |
|
76 |
|
77 KJS::Bindings::Instance* Frame::createScriptInstanceForWidget(Widget* widget) |
|
78 { |
|
79 // FIXME: Ideally we'd have an isPluginView() here but we can't add that to the open source tree right now. |
|
80 if (widget->isFrameView()) |
|
81 return 0; |
|
82 |
|
83 return static_cast<PluginViewWin*>(widget)->bindingInstance(); |
|
84 } |
|
85 |
|
86 |
|
87 void computePageRectsForFrame(Frame* frame, const IntRect& printRect, float headerHeight, float footerHeight, float userScaleFactor,Vector<IntRect>& pages, int& outPageHeight) |
|
88 { |
|
89 ASSERT(frame); |
|
90 |
|
91 pages.clear(); |
|
92 outPageHeight = 0; |
|
93 |
|
94 if (!frame->document() || !frame->view() || !frame->document()->renderer()) |
|
95 return; |
|
96 |
|
97 RenderView* root = static_cast<RenderView *>(frame->document()->renderer()); |
|
98 |
|
99 if (!root) { |
|
100 LOG_ERROR("document to be printed has no renderer"); |
|
101 return; |
|
102 } |
|
103 |
|
104 if (userScaleFactor <= 0) { |
|
105 LOG_ERROR("userScaleFactor has bad value %.2f", userScaleFactor); |
|
106 return; |
|
107 } |
|
108 |
|
109 float ratio = (float)printRect.height() / (float)printRect.width(); |
|
110 |
|
111 float pageWidth = (float) root->docWidth(); |
|
112 float pageHeight = pageWidth * ratio; |
|
113 outPageHeight = (int) pageHeight; // this is the height of the page adjusted by margins |
|
114 pageHeight -= (headerHeight + footerHeight); |
|
115 |
|
116 if (pageHeight <= 0) { |
|
117 LOG_ERROR("pageHeight has bad value %.2f", pageHeight); |
|
118 return; |
|
119 } |
|
120 |
|
121 float currPageHeight = pageHeight / userScaleFactor; |
|
122 float docHeight = root->layer()->height(); |
|
123 float docWidth = root->layer()->width(); |
|
124 float currPageWidth = pageWidth / userScaleFactor; |
|
125 |
|
126 |
|
127 // always return at least one page, since empty files should print a blank page |
|
128 float printedPagesHeight = 0.0; |
|
129 do { |
|
130 float proposedBottom = min(docHeight, printedPagesHeight + pageHeight); |
|
131 frame->adjustPageHeight(&proposedBottom, printedPagesHeight, proposedBottom, printedPagesHeight); |
|
132 currPageHeight = max(1.0f, proposedBottom - printedPagesHeight); |
|
133 |
|
134 pages.append(IntRect(0,printedPagesHeight,currPageWidth,currPageHeight)); |
|
135 printedPagesHeight += currPageHeight; |
|
136 } while (printedPagesHeight < docHeight); |
|
137 } |
|
138 |
|
139 static void drawRectIntoContext(IntRect rect, FrameView* view, GraphicsContext* gc) |
|
140 { |
|
141 IntSize offset = view->scrollOffset(); |
|
142 rect.move(-offset.width(), -offset.height()); |
|
143 rect = view->convertToContainingWindow(rect); |
|
144 |
|
145 gc->concatCTM(AffineTransform().translate(-rect.x(), -rect.y())); |
|
146 |
|
147 view->paint(gc, rect); |
|
148 } |
|
149 |
|
150 HBITMAP imageFromSelection(Frame* frame, bool forceBlackText) |
|
151 { |
|
152 frame->setPaintRestriction(forceBlackText ? PaintRestrictionSelectionOnlyBlackText : PaintRestrictionSelectionOnly); |
|
153 FloatRect fr = frame->selectionRect(); |
|
154 IntRect ir((int)fr.x(), (int)fr.y(),(int)fr.width(),(int)fr.height()); |
|
155 |
|
156 void* bits; |
|
157 HDC hdc = CreateCompatibleDC(0); |
|
158 int w = ir.width(); |
|
159 int h = ir.height(); |
|
160 BITMAPINFO bmp = { { sizeof(BITMAPINFOHEADER), w, h, 1, 32 } }; |
|
161 |
|
162 HBITMAP hbmp = CreateDIBSection(0, &bmp, DIB_RGB_COLORS, (void**)&bits, 0, 0); |
|
163 HBITMAP hbmpOld = (HBITMAP)SelectObject(hdc, hbmp); |
|
164 CGColorSpaceRef deviceRGB = CGColorSpaceCreateDeviceRGB(); |
|
165 CGContextRef context = CGBitmapContextCreate((void*)bits, w, h, |
|
166 8, w * sizeof(RGBQUAD), deviceRGB, kCGBitmapByteOrder32Little | kCGImageAlphaPremultipliedFirst); |
|
167 CGColorSpaceRelease(deviceRGB); |
|
168 CGContextSaveGState(context); |
|
169 |
|
170 GraphicsContext gc(context); |
|
171 |
|
172 frame->document()->updateLayout(); |
|
173 drawRectIntoContext(ir, frame->view(), &gc); |
|
174 |
|
175 CGContextRelease(context); |
|
176 SelectObject(hdc, hbmpOld); |
|
177 DeleteDC(hdc); |
|
178 |
|
179 frame->setPaintRestriction(PaintRestrictionNone); |
|
180 |
|
181 return hbmp; |
|
182 } |
|
183 |
|
184 DragImageRef Frame::dragImageForSelection() |
|
185 { |
|
186 if (selectionController()->isRange()) |
|
187 return imageFromSelection(this, false); |
|
188 |
|
189 return 0; |
|
190 } |
|
191 |
|
192 void Frame::dashboardRegionsChanged() |
|
193 { |
|
194 } |
|
195 |
|
196 } // namespace WebCore |