mirror of
https://bitbucket.org/chromiumembedded/cef
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260dd0ca24
Adds support for the OnAcceleratedPaint callback. Verified to work on macOS and Windows. Linux support is present but not implemented for cefclient, so it is not verified to work. To test: Run `cefclient --off-screen-rendering-enabled --shared-texture-enabled`
83 lines
2.8 KiB
C++
83 lines
2.8 KiB
C++
// Copyright 2018 The Chromium Embedded Framework Authors. All rights
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// reserved. Use of this source code is governed by a BSD-style license that
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// can be found in the LICENSE file.
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#ifndef CEF_TESTS_CEFCLIENT_BROWSER_OSR_RENDER_HANDLER_WIN_H_
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#define CEF_TESTS_CEFCLIENT_BROWSER_OSR_RENDER_HANDLER_WIN_H_
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#pragma once
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#include "include/base/cef_weak_ptr.h"
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#include "include/cef_render_handler.h"
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#include "tests/cefclient/browser/osr_renderer_settings.h"
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namespace client {
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// Abstract base class for implementing OSR rendering with different backends on
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// Windows. Methods are only called on the UI thread.
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class OsrRenderHandlerWin {
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public:
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OsrRenderHandlerWin(const OsrRendererSettings& settings, HWND hwnd);
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virtual ~OsrRenderHandlerWin();
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void SetBrowser(CefRefPtr<CefBrowser> browser);
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// Rotate the texture based on mouse events.
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virtual void SetSpin(float spinX, float spinY) = 0;
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virtual void IncrementSpin(float spinDX, float spinDY) = 0;
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// Popup hit testing.
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virtual bool IsOverPopupWidget(int x, int y) const = 0;
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virtual int GetPopupXOffset() const = 0;
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virtual int GetPopupYOffset() const = 0;
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// CefRenderHandler callbacks.
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virtual void OnPopupShow(CefRefPtr<CefBrowser> browser, bool show) = 0;
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// |rect| must be in pixel coordinates.
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virtual void OnPopupSize(CefRefPtr<CefBrowser> browser,
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const CefRect& rect) = 0;
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// Used when not rendering with shared textures.
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virtual void OnPaint(CefRefPtr<CefBrowser> browser,
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CefRenderHandler::PaintElementType type,
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const CefRenderHandler::RectList& dirtyRects,
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const void* buffer,
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int width,
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int height) = 0;
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// Used when rendering with shared textures.
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virtual void OnAcceleratedPaint(CefRefPtr<CefBrowser> browser,
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CefRenderHandler::PaintElementType type,
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const CefRenderHandler::RectList& dirtyRects,
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const CefAcceleratedPaintInfo& info) = 0;
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bool send_begin_frame() const {
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return settings_.external_begin_frame_enabled;
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}
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HWND hwnd() const { return hwnd_; }
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protected:
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// Called to trigger the BeginFrame timer.
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void Invalidate();
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// Called by the BeginFrame timer.
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virtual void Render() = 0;
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private:
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void TriggerBeginFrame(uint64_t last_time_us, float delay_us);
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// The below members are only accessed on the UI thread.
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const OsrRendererSettings settings_;
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const HWND hwnd_;
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bool begin_frame_pending_ = false;
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CefRefPtr<CefBrowser> browser_;
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// Must be the last member.
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base::WeakPtrFactory<OsrRenderHandlerWin> weak_factory_;
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DISALLOW_COPY_AND_ASSIGN(OsrRenderHandlerWin);
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};
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} // namespace client
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#endif // CEF_TESTS_CEFCLIENT_BROWSER_OSR_RENDER_HANDLER_WIN_H_
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