Aegisub/src/audio_box.cpp

238 lines
8.6 KiB
C++

// Copyright (c) 2005, Rodrigo Braz Monteiro, Niels Martin Hansen
// 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 Project http://www.aegisub.org/
#include "audio_box.h"
#include "include/aegisub/context.h"
#include "include/aegisub/toolbar.h"
#include "audio_controller.h"
#include "audio_display.h"
#include "audio_karaoke.h"
#include "audio_timing.h"
#include "options.h"
#include "project.h"
#include "toggle_bitmap.h"
#include "utils.h"
#include <cmath>
#include <wx/panel.h>
#include <wx/slider.h>
#include <wx/scrolbar.h>
#include <wx/sizer.h>
#include <wx/slider.h>
#include <wx/string.h>
#include <wx/toolbar.h>
enum {
Audio_Horizontal_Zoom = 1600,
Audio_Vertical_Zoom,
Audio_Volume
};
AudioBox::AudioBox(wxWindow *parent, agi::Context *context)
: wxSashWindow(parent, -1, wxDefaultPosition, wxDefaultSize, wxSW_3D | wxCLIP_CHILDREN)
, controller(context->audioController.get())
, context(context)
, audio_open_connection(context->audioController->AddAudioPlayerOpenListener(&AudioBox::OnAudioOpen, this))
, panel(new wxPanel(this, -1, wxDefaultPosition, wxDefaultSize, wxTAB_TRAVERSAL | wxBORDER_RAISED))
, audioDisplay(new AudioDisplay(panel, context->audioController.get(), context))
, HorizontalZoom(new wxSlider(panel, Audio_Horizontal_Zoom, -OPT_GET("Audio/Zoom/Horizontal")->GetInt(), -50, 30, wxDefaultPosition, wxSize(-1, 20), wxSL_VERTICAL|wxSL_BOTH))
, VerticalZoom(new wxSlider(panel, Audio_Vertical_Zoom, OPT_GET("Audio/Zoom/Vertical")->GetInt(), 0, 100, wxDefaultPosition, wxSize(-1, 20), wxSL_VERTICAL|wxSL_BOTH|wxSL_INVERSE))
, VolumeBar(new wxSlider(panel, Audio_Volume, OPT_GET("Audio/Volume")->GetInt(), 0, 100, wxDefaultPosition, wxSize(-1, 20), wxSL_VERTICAL|wxSL_BOTH|wxSL_INVERSE))
{
SetSashVisible(wxSASH_BOTTOM, true);
Bind(wxEVT_SASH_DRAGGED, &AudioBox::OnSashDrag, this);
HorizontalZoom->SetToolTip(_("Horizontal zoom"));
VerticalZoom->SetToolTip(_("Vertical zoom"));
VolumeBar->SetToolTip(_("Audio Volume"));
bool link = OPT_GET("Audio/Link")->GetBool();
if (link) {
VolumeBar->SetValue(VerticalZoom->GetValue());
VolumeBar->Enable(false);
}
// VertVol sider
wxSizer *VertVol = new wxBoxSizer(wxHORIZONTAL);
VertVol->Add(VerticalZoom,1,wxEXPAND,0);
VertVol->Add(VolumeBar,1,wxEXPAND,0);
wxSizer *VertVolArea = new wxBoxSizer(wxVERTICAL);
VertVolArea->Add(VertVol,1,wxEXPAND,0);
auto link_btn = new ToggleBitmap(panel, context, "audio/opt/vertical_link", 16, "Audio", wxSize(20, -1));
link_btn->SetMaxSize(wxDefaultSize);
VertVolArea->Add(link_btn, 0, wxRIGHT | wxALIGN_CENTER | wxEXPAND, 0);
OPT_SUB("Audio/Link", &AudioBox::OnVerticalLink, this);
// Top sizer
wxSizer *TopSizer = new wxBoxSizer(wxHORIZONTAL);
TopSizer->Add(audioDisplay,1,wxEXPAND,0);
TopSizer->Add(HorizontalZoom,0,wxEXPAND,0);
TopSizer->Add(VertVolArea,0,wxEXPAND,0);
context->karaoke = new AudioKaraoke(panel, context);
// Main sizer
auto MainSizer = new wxBoxSizer(wxVERTICAL);
MainSizer->Add(TopSizer,1,wxEXPAND|wxALL,3);
MainSizer->Add(toolbar::GetToolbar(panel, "audio", context, "Audio"),0,wxEXPAND|wxLEFT|wxRIGHT,3);
MainSizer->Add(context->karaoke,0,wxEXPAND|wxALL,3);
MainSizer->Show(context->karaoke, false);
panel->SetSizer(MainSizer);
wxSizer *audioSashSizer = new wxBoxSizer(wxHORIZONTAL);
audioSashSizer->Add(panel, 1, wxEXPAND);
SetSizerAndFit(audioSashSizer);
SetMinSize(wxSize(-1, OPT_GET("Audio/Display Height")->GetInt()));
SetMinimumSizeY(panel->GetSize().GetHeight());
audioDisplay->Bind(wxEVT_MOUSEWHEEL, &AudioBox::OnMouseWheel, this);
audioDisplay->SetZoomLevel(-HorizontalZoom->GetValue());
audioDisplay->SetAmplitudeScale(pow(mid(1, VerticalZoom->GetValue(), 100) / 50.0, 3));
}
BEGIN_EVENT_TABLE(AudioBox,wxSashWindow)
EVT_COMMAND_SCROLL(Audio_Horizontal_Zoom, AudioBox::OnHorizontalZoom)
EVT_COMMAND_SCROLL(Audio_Vertical_Zoom, AudioBox::OnVerticalZoom)
EVT_COMMAND_SCROLL(Audio_Volume, AudioBox::OnVolume)
END_EVENT_TABLE()
void AudioBox::OnMouseWheel(wxMouseEvent &evt) {
if (!ForwardMouseWheelEvent(audioDisplay, evt))
return;
bool zoom = evt.CmdDown() != OPT_GET("Audio/Wheel Default to Zoom")->GetBool();
if (!zoom) {
int amount = -evt.GetWheelRotation() * GetClientSize().GetWidth() / (evt.GetWheelDelta() * 3);
// If the user did a horizontal scroll the amount should be inverted
// for it to be natural.
if (evt.GetWheelAxis() == 1) amount = -amount;
// Reset any accumulated zoom
mouse_zoom_accum = 0;
audioDisplay->ScrollBy(amount);
}
else if (evt.GetWheelAxis() == 0) {
mouse_zoom_accum += evt.GetWheelRotation();
int zoom_delta = mouse_zoom_accum / evt.GetWheelDelta();
mouse_zoom_accum %= evt.GetWheelDelta();
SetHorizontalZoom(audioDisplay->GetZoomLevel() + zoom_delta);
}
}
void AudioBox::OnSashDrag(wxSashEvent &event) {
if (event.GetDragStatus() == wxSASH_STATUS_OUT_OF_RANGE)
return;
int new_height = std::min(event.GetDragRect().GetHeight(), GetParent()->GetSize().GetHeight() - 1);
SetMinSize(wxSize(-1, new_height));
GetParent()->Layout();
// Karaoke mode is always disabled when the audio box is first opened, so
// the initial height shouldn't include it
if (context->karaoke->IsEnabled())
new_height -= context->karaoke->GetSize().GetHeight() + 6;
OPT_SET("Audio/Display Height")->SetInt(new_height);
}
void AudioBox::OnHorizontalZoom(wxScrollEvent &event) {
// Negate the value since we want zoom out to be on bottom and zoom in on top,
// but the control doesn't want negative on bottom and positive on top.
SetHorizontalZoom(-event.GetPosition());
}
void AudioBox::SetHorizontalZoom(int new_zoom) {
audioDisplay->SetZoomLevel(new_zoom);
HorizontalZoom->SetValue(-new_zoom);
OPT_SET("Audio/Zoom/Horizontal")->SetInt(new_zoom);
}
void AudioBox::OnVerticalZoom(wxScrollEvent &event) {
int pos = mid(1, event.GetPosition(), 100);
OPT_SET("Audio/Zoom/Vertical")->SetInt(pos);
double value = pow(pos / 50.0, 3);
audioDisplay->SetAmplitudeScale(value);
if (!VolumeBar->IsEnabled()) {
VolumeBar->SetValue(pos);
controller->SetVolume(value);
}
}
void AudioBox::OnVolume(wxScrollEvent &event) {
int pos = mid(1, event.GetPosition(), 100);
OPT_SET("Audio/Volume")->SetInt(pos);
controller->SetVolume(pow(pos / 50.0, 3));
}
void AudioBox::OnVerticalLink(agi::OptionValue const& opt) {
if (opt.GetBool()) {
int pos = mid(1, VerticalZoom->GetValue(), 100);
double value = pow(pos / 50.0, 3);
controller->SetVolume(value);
VolumeBar->SetValue(pos);
}
VolumeBar->Enable(!opt.GetBool());
}
void AudioBox::OnAudioOpen() {
controller->SetVolume(pow(mid(1, VolumeBar->GetValue(), 100) / 50.0, 3));
}
void AudioBox::ShowKaraokeBar(bool show) {
wxSizer *panel_sizer = panel->GetSizer();
if (panel_sizer->IsShown(context->karaoke) == show) return;
int new_height = GetSize().GetHeight();
int kara_height = context->karaoke->GetSize().GetHeight() + 6;
if (show)
new_height += kara_height;
else
new_height -= kara_height;
panel_sizer->Show(context->karaoke, show);
SetMinSize(wxSize(-1, new_height));
GetParent()->Layout();
}
void AudioBox::ScrollAudioBy(int pixel_amount) {
audioDisplay->ScrollBy(pixel_amount);
}
void AudioBox::ScrollToActiveLine() {
if (controller->GetTimingController())
audioDisplay->ScrollTimeRangeInView(controller->GetTimingController()->GetIdealVisibleTimeRange());
}