1 /* 2 * Copyright (C) 2010 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 #ifndef FullscreenVideoController_h 27 #define FullscreenVideoController_h 28 29 #if ENABLE(VIDEO) 30 31 #include "QTMovieWin.h" 32 33 #include <WebCore/HTMLMediaElement.h> 34 #include <WebCore/Image.h> 35 #include <WebCore/IntPoint.h> 36 #include <WebCore/IntSize.h> 37 #include <wtf/RefPtr.h> 38 39 namespace WebCore { 40 class GraphicsContext; 41 } 42 43 class HUDWidget { 44 public: 45 HUDWidget(const WebCore::IntRect& rect) : m_rect(rect) { } 46 47 virtual ~HUDWidget() { } 48 49 virtual void draw(WebCore::GraphicsContext&) = 0; 50 virtual void drag(const WebCore::IntPoint&, bool start) = 0; 51 bool hitTest(const WebCore::IntPoint& point) const { return m_rect.contains(point); } 52 53 protected: 54 WebCore::IntRect m_rect; 55 }; 56 57 class HUDButton : public HUDWidget { 58 public: 59 enum HUDButtonType { 60 NoButton, 61 PlayPauseButton, 62 TimeSliderButton, 63 VolumeUpButton, 64 VolumeSliderButton, 65 VolumeDownButton, 66 ExitFullscreenButton 67 }; 68 69 HUDButton(HUDButtonType, const WebCore::IntPoint&); 70 ~HUDButton() { } 71 72 virtual void draw(WebCore::GraphicsContext&); 73 virtual void drag(const WebCore::IntPoint&, bool start) { } 74 void setShowAltButton(bool b) { m_showAltButton = b; } 75 76 private: 77 RefPtr<WebCore::Image> m_buttonImage; 78 RefPtr<WebCore::Image> m_buttonImageAlt; 79 HUDButtonType m_type; 80 bool m_showAltButton; 81 }; 82 83 class HUDSlider : public HUDWidget { 84 public: 85 enum HUDSliderButtonShape { RoundButton, DiamondButton }; 86 87 HUDSlider(HUDSliderButtonShape, int buttonSize, const WebCore::IntRect& rect); 88 ~HUDSlider() { } 89 90 virtual void draw(WebCore::GraphicsContext&); 91 virtual void drag(const WebCore::IntPoint&, bool start); 92 float value() const { return static_cast<float>(m_buttonPosition) / (m_rect.width() - m_buttonSize); } 93 void setValue(float value) { m_buttonPosition = static_cast<int>(value * (m_rect.width() - m_buttonSize)); } 94 95 private: 96 HUDSliderButtonShape m_buttonShape; 97 int m_buttonSize; 98 int m_buttonPosition; 99 int m_dragStartOffset; 100 }; 101 102 class FullscreenVideoController : QTMovieWinFullscreenClient, public Noncopyable { 103 public: 104 FullscreenVideoController(); 105 virtual ~FullscreenVideoController(); 106 107 void setMediaElement(WebCore::HTMLMediaElement*); 108 WebCore::HTMLMediaElement* mediaElement() const { return m_mediaElement.get(); } 109 110 void enterFullscreen(); 111 void exitFullscreen(); 112 113 private: 114 // QTMovieWinFullscreenClient 115 virtual LRESULT fullscreenClientWndProc(HWND, UINT message, WPARAM, LPARAM); 116 117 void ensureWindow(); 118 QTMovieWin* movie() const; 119 120 bool canPlay() const; 121 void play(); 122 void pause(); 123 float volume() const; 124 void setVolume(float); 125 float currentTime() const; 126 void setCurrentTime(float); 127 float duration() const; 128 void beginScrubbing(); 129 void endScrubbing(); 130 131 WebCore::IntPoint fullScreenToHUDCoordinates(const WebCore::IntPoint& point) const 132 { 133 return WebCore::IntPoint(point.x()- m_hudPosition.x(), point.y() - m_hudPosition.y()); 134 } 135 136 static void registerHUDWindowClass(); 137 static LRESULT CALLBACK hudWndProc(HWND, UINT message, WPARAM, LPARAM); 138 void createHUDWindow(); 139 void timerFired(WebCore::Timer<FullscreenVideoController>*); 140 141 void togglePlay(); 142 void draw(); 143 144 void onChar(int c); 145 void onMouseDown(const WebCore::IntPoint&); 146 void onMouseMove(const WebCore::IntPoint&); 147 void onMouseUp(const WebCore::IntPoint&); 148 149 RefPtr<WebCore::HTMLMediaElement> m_mediaElement; 150 151 HWND m_hudWindow, m_videoWindow; 152 OwnPtr<HBITMAP> m_bitmap; 153 WebCore::IntSize m_fullscreenSize; 154 WebCore::IntPoint m_hudPosition; 155 156 HUDButton m_playPauseButton; 157 HUDButton m_timeSliderButton; 158 HUDButton m_volumeUpButton; 159 HUDButton m_volumeSliderButton; 160 HUDButton m_volumeDownButton; 161 HUDButton m_exitFullscreenButton; 162 HUDSlider m_volumeSlider; 163 HUDSlider m_timeSlider; 164 165 HUDWidget* m_hitWidget; 166 WebCore::IntPoint m_moveOffset; 167 bool m_movingWindow; 168 WebCore::Timer<FullscreenVideoController> m_timer; 169 }; 170 171 #endif 172 173 #endif // FullscreenVideoController_h 174