Aegisub/aegisub/audio_display.h
2007-08-29 13:36:30 +00:00

195 lines
5 KiB
C++

// 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"
//////////////
// Prototypes
class AssDialogue;
class StreamAudioProvider;
class SubtitlesGrid;
class AudioBox;
class AudioKaraoke;
class VideoProvider;
class FrameMain;
/////////////////
// Display class
class AudioDisplay: public wxWindow {
friend class FrameMain;
private:
SubtitlesGrid *grid;
int line_n;
AssDialogue *dialogue;
AudioSpectrum *spectrumRenderer;
wxBitmap *origImage;
wxBitmap *spectrumDisplay;
wxBitmap *spectrumDisplaySelected;
long long PositionSample;
float scale;
int samples;
long long Position;
int samplesPercent;
int oldCurPos;
bool hasFocus;
bool blockUpdate;
bool dontReadTimes;
bool hasSel;
bool hasKaraoke;
bool diagUpdated;
bool holding;
bool draggingScale;
long long selStart;
long long selEnd;
long long lineStart;
long long lineEnd;
long long selStartCap;
long long selEndCap;
int hold;
int lastX;
int lastDragX;
int curStartMS;
int curEndMS;
int holdSyl;
int *peak;
int *min;
int scrubTime;
long long scrubLastPos;
bool scrubbing;
int scrubLastRate;
void OnPaint(wxPaintEvent &event);
void OnMouseEvent(wxMouseEvent &event);
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);
void DrawInactiveLines(wxDC &dc);
void DrawWaveform(wxDC &dc,bool weak);
void DrawSpectrum(wxDC &dc,bool weak);
void GetDialoguePos(long long &start,long long &end,bool cap);
void GetKaraokePos(long long &start,long long &end,bool cap);
void UpdatePosition(int pos,bool IsSample=false);
int GetBoundarySnap(int x,int range,bool shiftHeld,bool start=true);
public:
AudioProvider *provider;
StreamAudioProvider *scrubProvider;
AudioPlayer *player;
bool NeedCommit;
bool loaded;
bool temporary;
int w,h;
AudioBox *box;
AudioKaraoke *karaoke;
wxScrollBar *ScrollBar;
wxTimer UpdateTimer;
AudioDisplay(wxWindow *parent);
~AudioDisplay();
void UpdateImage(bool weak=false);
void Update();
void RecreateImage();
void SetPosition(int pos);
void SetSamplesPercent(int percent,bool update=true,float pivot=0.5);
void SetScale(float scale);
void UpdateScrollbar();
void SetDialogue(SubtitlesGrid *_grid=NULL,AssDialogue *diag=NULL,int n=-1);
void MakeDialogueVisible(bool force=false);
void ChangeLine(int delta);
void Next(bool play=true);
void Prev(bool play=true);
void UpdateTimeEditCtrls();
void CommitChanges(bool nextLine=false);
void AddLead(bool in,bool out);
void SetFile(wxString file);
void SetFromVideo();
void Reload();
void Play(int start,int end);
void Stop();
long long GetSampleAtX(int x);
int GetXAtSample(long long n);
int GetMSAtX(long long x);
int GetXAtMS(long long ms);
int GetMSAtSample(long long x);
long long GetSampleAtMS(long long ms);
int GetSyllableAtX(int x);
void GetTimesDialogue(int &start,int &end);
void GetTimesSelection(int &start,int &end);
void SetSelection(int start, int end);
DECLARE_EVENT_TABLE()
};
///////
// IDs
enum {
Audio_Update_Timer = 1700
};
#endif