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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/compositor/test/test_compositor_host.h"
#include <X11/Xlib.h>
#include "base/bind.h"
#include "base/compiler_specific.h"
#include "base/logging.h"
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/thread_task_runner_handle.h"
#include "ui/compositor/compositor.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/x/x11_types.h"
namespace ui {
class TestCompositorHostX11 : public TestCompositorHost {
public:
TestCompositorHostX11(const gfx::Rect& bounds,
ui::ContextFactory* context_factory);
~TestCompositorHostX11() override;
private:
// Overridden from TestCompositorHost:
void Show() override;
ui::Compositor* GetCompositor() override;
gfx::Rect bounds_;
ui::ContextFactory* context_factory_;
ui::Compositor compositor_;
XID window_;
DISALLOW_COPY_AND_ASSIGN(TestCompositorHostX11);
};
TestCompositorHostX11::TestCompositorHostX11(
const gfx::Rect& bounds,
ui::ContextFactory* context_factory)
: bounds_(bounds),
context_factory_(context_factory),
compositor_(context_factory_, base::ThreadTaskRunnerHandle::Get()) {}
TestCompositorHostX11::~TestCompositorHostX11() {
}
void TestCompositorHostX11::Show() {
XDisplay* display = gfx::GetXDisplay();
XSetWindowAttributes swa;
swa.event_mask = StructureNotifyMask | ExposureMask;
swa.override_redirect = True;
window_ = XCreateWindow(
display,
RootWindow(display, DefaultScreen(display)), // parent
bounds_.x(), bounds_.y(), bounds_.width(), bounds_.height(),
0, // border width
CopyFromParent, // depth
InputOutput,
CopyFromParent, // visual
CWEventMask | CWOverrideRedirect, &swa);
XMapWindow(display, window_);
while (1) {
XEvent event;
XNextEvent(display, &event);
if (event.type == MapNotify && event.xmap.window == window_)
break;
}
compositor_.SetAcceleratedWidget(window_);
compositor_.SetScaleAndSize(1.0f, bounds_.size());
}
ui::Compositor* TestCompositorHostX11::GetCompositor() {
return &compositor_;
}
// static
TestCompositorHost* TestCompositorHost::Create(
const gfx::Rect& bounds,
ui::ContextFactory* context_factory) {
return new TestCompositorHostX11(bounds, context_factory);
}
} // namespace ui
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