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| 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "remoting/client/x11_view.h" | 5 #include "remoting/client/x11_view.h" |
| 6 | 6 |
| 7 #include <X11/Xlib.h> | 7 #include <X11/Xlib.h> |
| 8 #include <X11/Xutil.h> | 8 #include <X11/Xutil.h> |
| 9 #include <X11/extensions/Xrender.h> | 9 #include <X11/extensions/Xrender.h> |
| 10 #include <X11/extensions/Xcomposite.h> | 10 #include <X11/extensions/Xcomposite.h> |
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| 162 | 162 |
| 163 XRenderPictFormat* pictformat = XRenderFindVisualFormat( | 163 XRenderPictFormat* pictformat = XRenderFindVisualFormat( |
| 164 display_, | 164 display_, |
| 165 attr.visual); | 165 attr.visual); |
| 166 CHECK(pictformat) << "XRENDER does not support default visual"; | 166 CHECK(pictformat) << "XRENDER does not support default visual"; |
| 167 | 167 |
| 168 picture_ = XRenderCreatePicture(display_, window_, pictformat, 0, NULL); | 168 picture_ = XRenderCreatePicture(display_, window_, pictformat, 0, NULL); |
| 169 CHECK(picture_) << "Backing picture not created"; | 169 CHECK(picture_) << "Backing picture not created"; |
| 170 } | 170 } |
| 171 | 171 |
| 172 void X11View::HandleBeginUpdateStream(ChromotingHostMessage* msg) { | 172 void X11View::HandleBeginUpdateStream(HostMessage* msg) { |
| 173 scoped_ptr<ChromotingHostMessage> deleter(msg); | 173 scoped_ptr<HostMessage> deleter(msg); |
| 174 | 174 |
| 175 // TODO(hclam): Use the information from the message to create the decoder. | 175 // TODO(hclam): Use the information from the message to create the decoder. |
| 176 // We lazily construct the decoder. | 176 // We lazily construct the decoder. |
| 177 if (!decoder_.get()) { | 177 if (!decoder_.get()) { |
| 178 decoder_.reset(new DecoderZlib()); | 178 decoder_.reset(new DecoderZlib()); |
| 179 } | 179 } |
| 180 | 180 |
| 181 // Tell the decoder to do start decoding. | 181 // Tell the decoder to do start decoding. |
| 182 decoder_->BeginDecode(frame_, &update_rects_, | 182 decoder_->BeginDecode(frame_, &update_rects_, |
| 183 NewRunnableMethod(this, &X11View::OnPartialDecodeDone), | 183 NewRunnableMethod(this, &X11View::OnPartialDecodeDone), |
| 184 NewRunnableMethod(this, &X11View::OnDecodeDone)); | 184 NewRunnableMethod(this, &X11View::OnDecodeDone)); |
| 185 } | 185 } |
| 186 | 186 |
| 187 void X11View::HandleUpdateStreamPacket(ChromotingHostMessage* msg) { | 187 void X11View::HandleUpdateStreamPacket(HostMessage* msg) { |
| 188 decoder_->PartialDecode(msg); | 188 decoder_->PartialDecode(msg); |
| 189 } | 189 } |
| 190 | 190 |
| 191 void X11View::HandleEndUpdateStream(ChromotingHostMessage* msg) { | 191 void X11View::HandleEndUpdateStream(HostMessage* msg) { |
| 192 scoped_ptr<ChromotingHostMessage> deleter(msg); | 192 scoped_ptr<HostMessage> deleter(msg); |
| 193 decoder_->EndDecode(); | 193 decoder_->EndDecode(); |
| 194 } | 194 } |
| 195 | 195 |
| 196 void X11View::OnPartialDecodeDone() { | 196 void X11View::OnPartialDecodeDone() { |
| 197 // Decoder has produced some output so schedule a paint. We'll get a Paint() | 197 // Decoder has produced some output so schedule a paint. We'll get a Paint() |
| 198 // call in the near future. Note that we can get UpdateStreamPacket during | 198 // call in the near future. Note that we can get UpdateStreamPacket during |
| 199 // this short period of time and we will perform decode again and the | 199 // this short period of time and we will perform decode again and the |
| 200 // information in updated rects will be lost. | 200 // information in updated rects will be lost. |
| 201 // There are several ways to solve this problem. | 201 // There are several ways to solve this problem. |
| 202 // 1. Merge the updated rects and perform one paint. | 202 // 1. Merge the updated rects and perform one paint. |
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| 214 XEvent event; | 214 XEvent event; |
| 215 event.type = Expose; | 215 event.type = Expose; |
| 216 XSendEvent(display_, static_cast<int>(window_), true, ExposureMask, &event); | 216 XSendEvent(display_, static_cast<int>(window_), true, ExposureMask, &event); |
| 217 } | 217 } |
| 218 | 218 |
| 219 void X11View::OnDecodeDone() { | 219 void X11View::OnDecodeDone() { |
| 220 // Since we do synchronous decoding here there's nothing in this method. | 220 // Since we do synchronous decoding here there's nothing in this method. |
| 221 } | 221 } |
| 222 | 222 |
| 223 } // namespace remoting | 223 } // namespace remoting |
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