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Code Issues Releases Wiki Activity

Slightly simplify parts of AudioDisplay 

Originally committed to SVN as r5588.
This commit is contained in:
Thomas Goyne 2011-09-15 05:16:18 +00:00
parent e5d660e281
commit 3e708eab10
4 changed files with 47 additions and 96 deletions
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120
aegisub/src/audio_display.cpp
View File

@ -90,18 +90,14 @@ class AudioDisplayScrollbar : public AudioDisplayInteractionObject {
public:
AudioDisplayScrollbar(AudioDisplay *_display)
AudioDisplayScrollbar(AudioDisplay *display)
: dragging(false)
, data_length(1)
, page_length(1)
, position(0)
, sel_start(-1)
, sel_length(0)
, display(_display)
{
}
virtual ~AudioDisplayScrollbar()
, display(display)
{
}
@ -118,15 +114,9 @@ public:
}
const wxRect & GetBounds() const
{
return bounds;
}
const wxRect & GetBounds() const { return bounds; }
int GetPosition() const
{
return position;
}
int GetPosition() const { return position; }
int SetPosition(int new_position)
{
@ -137,13 +127,8 @@ public:
if (new_position < 0)
new_position = 0;
// This check is required to avoid mutual recursion with the display
if (new_position != position)
{
position = new_position;
RecalculateThumb();
display->ScrollPixelToLeft(position);
}
position = new_position;
RecalculateThumb();
return position;
}
@ -170,7 +155,7 @@ public:
const int data_length_less_page = data_length - page_length;
const int shaft_length_less_thumb = bounds.width - thumb.width;
SetPosition(data_length_less_page * thumb_left / shaft_length_less_thumb);
display->ScrollPixelToLeft(data_length_less_page * thumb_left / shaft_length_less_thumb);
dragging = true;
}
@ -264,10 +249,6 @@ public:
{
}
virtual ~AudioDisplayTimeline()
{
}
int GetHeight() const
{
int width, height;
@ -284,10 +265,7 @@ public:
bounds.y = 0;
}
const wxRect & GetBounds() const
{
return bounds;
}
const wxRect & GetBounds() const { return bounds; }
void ChangeAudio(int64_t new_length, int new_samplerate)
{
@ -339,15 +317,7 @@ public:
void SetPosition(int new_pixel_left)
{
if (new_pixel_left < 0)
new_pixel_left = 0;
if (new_pixel_left != pixel_left)
{
pixel_left = new_pixel_left;
display->ScrollPixelToLeft(pixel_left);
}
pixel_left = std::max(new_pixel_left, 0);
}
bool OnMouseEvent(wxMouseEvent &event)
@ -359,7 +329,7 @@ public:
}
else if (event.LeftIsDown())
{
SetPosition(pixel_left - event.GetPosition().x + drag_lastpos.x);
display->ScrollPixelToLeft(pixel_left - event.GetPosition().x + drag_lastpos.x);
drag_lastpos = event.GetPosition();
dragging = true;
@ -486,10 +456,6 @@ public:
default_snap = false;
}
virtual ~AudioMarkerInteractionObject()
{
}
virtual bool OnMouseEvent(wxMouseEvent &event)
{
if (event.Dragging())
@ -534,8 +500,6 @@ AudioDisplay::AudioDisplay(wxWindow *parent, AudioController *controller, agi::C
: wxWindow(parent, -1, wxDefaultPosition, wxDefaultSize, wxWANTS_CHARS|wxBORDER_SIMPLE)
, context(context)
, audio_renderer(new AudioRenderer)
, audio_spectrum_renderer(new AudioSpectrumRenderer)
, audio_waveform_renderer(new AudioWaveformRenderer)
, provider(0)
, controller(controller)
, scrollbar(new AudioDisplayScrollbar(this))
@ -590,15 +554,10 @@ void AudioDisplay::ScrollPixelToLeft(int pixel_position)
if (pixel_position < 0)
pixel_position = 0;
// This check is required to avoid needless redraws, but more importantly to
// avoid mutual recursion with the scrollbar and timeline.
if (pixel_position != scroll_left)
{
scroll_left = pixel_position;
scrollbar->SetPosition(scroll_left);
timeline->SetPosition(scroll_left);
Refresh();
}
scroll_left = pixel_position;
scrollbar->SetPosition(scroll_left);
timeline->SetPosition(scroll_left);
Refresh();
}
@ -757,28 +716,33 @@ float AudioDisplay::GetAmplitudeScale() const
void AudioDisplay::ReloadRenderingSettings()
{
int64_t spectrum_quality = OPT_GET("Audio/Renderer/Spectrum/Quality")->GetInt();
#ifdef WITH_FFTW
// FFTW is so fast we can afford to upgrade quality by two levels
spectrum_quality += 2;
#endif
if (spectrum_quality < 0) spectrum_quality = 0;
if (spectrum_quality > 5) spectrum_quality = 5;
// Quality indexes: 0 1 2 3 4 5
int spectrum_width[] = {8, 9, 9, 9, 10, 11};
int spectrum_distance[] = {8, 8, 7, 6, 6, 5};
audio_spectrum_renderer->SetResolution(
spectrum_width[spectrum_quality],
spectrum_distance[spectrum_quality]);
if (OPT_GET("Audio/Spectrum")->GetBool())
audio_renderer->SetRenderer(audio_spectrum_renderer.get());
else
audio_renderer->SetRenderer(audio_waveform_renderer.get());
{
AudioSpectrumRenderer *audio_spectrum_renderer = new AudioSpectrumRenderer;
audio_renderer->Invalidate();
int64_t spectrum_quality = OPT_GET("Audio/Renderer/Spectrum/Quality")->GetInt();
#ifdef WITH_FFTW
// FFTW is so fast we can afford to upgrade quality by two levels
spectrum_quality += 2;
#endif
spectrum_quality = mid(0LL, spectrum_quality, 5LL);
// Quality indexes: 0 1 2 3 4 5
int spectrum_width[] = {8, 9, 9, 9, 10, 11};
int spectrum_distance[] = {8, 8, 7, 6, 6, 5};
audio_spectrum_renderer->SetResolution(
spectrum_width[spectrum_quality],
spectrum_distance[spectrum_quality]);
audio_renderer_provider.reset(audio_spectrum_renderer);
}
else
{
audio_renderer_provider.reset(new AudioWaveformRenderer);
}
audio_renderer->SetRenderer(audio_renderer_provider.get());
Refresh();
}
@ -1230,13 +1194,11 @@ void AudioDisplay::OnSelectionChanged()
// Only redraw the parts of the selection that changed, to avoid flicker
if (s1 != s2)
{
wxRect r(std::min(s1, s2)-10, audio_top, abs(s1-s2)+20, audio_height);
RefreshRect(r);
RefreshRect(wxRect(std::min(s1, s2)-10, audio_top, abs(s1-s2)+20, audio_height));
}
if (e1 != e2)
{
wxRect r(std::min(e1, e2)-10, audio_top, abs(e1-e2)+20, audio_height);
RefreshRect(r);
RefreshRect(wxRect(std::min(e1, e2)-10, audio_top, abs(e1-e2)+20, audio_height));
}
}
else

16
aegisub/src/audio_display.h
View File

@ -50,8 +50,7 @@
namespace agi { struct Context; }
class AudioRenderer;
class AudioSpectrumRenderer;
class AudioWaveformRenderer;
class AudioRendererBitmapProvider;
class AudioKaraoke;
class AudioProvider;
@ -106,11 +105,8 @@ private:
/// The audio renderer manager
agi::scoped_ptr<AudioRenderer> audio_renderer;
/// The renderer for audio spectra
agi::scoped_ptr<AudioSpectrumRenderer> audio_spectrum_renderer;
/// The renderer for audio waveforms
agi::scoped_ptr<AudioWaveformRenderer> audio_waveform_renderer;
/// The current audio renderer
agi::scoped_ptr<AudioRendererBitmapProvider> audio_renderer_provider;
/// Our current audio provider
AudioProvider *provider;
@ -191,9 +187,9 @@ private:
void OnKeyDown(wxKeyEvent& event);
// AudioControllerAudioEventListener implementation
virtual void OnAudioOpen(AudioProvider *provider);
virtual void OnPlaybackPosition(int64_t sample_position);
virtual void OnSelectionChanged();
void OnAudioOpen(AudioProvider *provider);
void OnPlaybackPosition(int64_t sample_position);
void OnSelectionChanged();
void OnMarkerMoved();
public:

3
aegisub/src/audio_renderer.cpp
View File

@ -140,9 +140,6 @@ void AudioRenderer::SetRenderer(AudioRendererBitmapProvider *_renderer)
{
if (renderer == _renderer) return;
if (renderer)
renderer->SetProvider(0);
renderer = _renderer;
Invalidate();

4
aegisub/src/audio_renderer.h
View File

@ -207,10 +207,6 @@ public:
/// can be functional.
///
/// Changing renderer invalidates all cached bitmaps.
///
/// The old renderer will have its audio provider reset to 0 and the new renderer will
/// have its audio provider set to the current. This is done in part to ensure that
/// the renderers have any internal caches cleared.
void SetRenderer(AudioRendererBitmapProvider *renderer);
/// @brief Change audio provider