Aegisub/aegisub/audio_display.h

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// Copyright (c) 2005, Rodrigo Braz Monteiro
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// * Neither the name of the Aegisub Group nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// -----------------------------------------------------------------------------
//
// AEGISUB
//
// Website: http://aegisub.cellosoft.com
// Contact: mailto:zeratul@cellosoft.com
//
#ifndef AUDIO_DISPLAY_H
#define AUDIO_DISPLAY_H
///////////
// Headers
#include <wx/wxprec.h>
#include "audio_provider.h"
#include "audio_player.h"
#include "audio_spectrum.h"
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//////////////
// Prototypes
class AssDialogue;
class StreamAudioProvider;
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class SubtitlesGrid;
class AudioBox;
class AudioKaraoke;
class VideoProvider;
class FrameMain;
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/////////////////
// Display class
class AudioDisplay: public wxWindow {
friend class FrameMain;
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private:
SubtitlesGrid *grid;
int line_n;
AssDialogue *dialogue;
AudioSpectrum *spectrumRenderer;
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wxBitmap *origImage;
wxBitmap *spectrumDisplay;
wxBitmap *spectrumDisplaySelected;
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__int64 PositionSample;
float scale;
int samples;
__int64 Position;
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int samplesPercent;
int oldCurPos;
bool hasFocus;
bool blockUpdate;
bool dontReadTimes;
bool hasSel;
bool hasKaraoke;
bool diagUpdated;
bool holding;
bool draggingScale;
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__int64 selStart;
__int64 selEnd;
__int64 lineStart;
__int64 lineEnd;
__int64 selStartCap;
__int64 selEndCap;
int hold;
int lastX;
int lastDragX;
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int curStartMS;
int curEndMS;
int holdSyl;
int *peak;
int *min;
int scrubTime;
__int64 scrubLastPos;
bool scrubbing;
int scrubLastRate;
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void OnPaint(wxPaintEvent &event);
void OnMouseEvent(wxMouseEvent &event);
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void OnSize(wxSizeEvent &event);
void OnUpdateTimer(wxTimerEvent &event);
void OnKeyDown(wxKeyEvent &event);
void OnGetFocus(wxFocusEvent &event);
void OnLoseFocus(wxFocusEvent &event);
void UpdateSamples();
void Reset();
void DrawTimescale(wxDC &dc);
void DrawKeyframes(wxDC &dc);
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void DrawWaveform(wxDC &dc,bool weak);
void DrawSpectrum(wxDC &dc,bool weak);
void GetDialoguePos(__int64 &start,__int64 &end,bool cap);
void GetKaraokePos(__int64 &start,__int64 &end,bool cap);
void UpdatePosition(int pos,bool IsSample=false);
int GetBoundarySnap(int x,int range,bool shiftHeld,bool start=true);
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public:
AudioProvider *provider;
StreamAudioProvider *scrubProvider;
AudioPlayer *player;
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bool NeedCommit;
bool loaded;
bool temporary;
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int w,h;
AudioBox *box;
AudioKaraoke *karaoke;
wxScrollBar *ScrollBar;
wxTimer UpdateTimer;
AudioDisplay(wxWindow *parent);
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~AudioDisplay();
void AddLead(bool in,bool out);
void UpdateImage(bool weak=false);
void Update();
void RecreateImage();
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void SetPosition(int pos);
void SetSamplesPercent(int percent,bool update=true,float pivot=0.5);
void SetScale(float scale);
void SetFile(wxString file,VideoProvider *vprovider=NULL);
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void SetFromVideo();
void UpdateScrollbar();
void SetDialogue(SubtitlesGrid *_grid=NULL,AssDialogue *diag=NULL,int n=-1);
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__int64 GetSampleAtX(int x);
int GetXAtSample(__int64 n);
int GetMSAtX(__int64 x);
int GetXAtMS(__int64 ms);
int GetMSAtSample(__int64 x);
__int64 GetSampleAtMS(__int64 ms);
int GetSyllableAtX(int x);
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void MakeDialogueVisible(bool force=false);
void CommitChanges(bool nextLine=false);
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void ChangeLine(int delta);
void Next();
void Prev();
void Play(int start,int end);
void Stop();
void GetTimesDialogue(int &start,int &end);
void GetTimesSelection(int &start,int &end);
void SetSelection(int start, int end);
DECLARE_EVENT_TABLE()
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};
///////
// IDs
enum {
Audio_Update_Timer = 1700
};
#endif