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Move the audio display mouse wheel handling to the audio box so that it can update the horizontal zoom scrollbar

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Originally committed to SVN as r5785.
This commit is contained in:
Thomas Goyne 2011-10-25 20:28:30 +00:00
parent b4ace668de
commit 48070be3a3
4 changed files with 43 additions and 39 deletions
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31
aegisub/src/audio_box.cpp
View file

@ -86,6 +86,7 @@ AudioBox::AudioBox(wxWindow *parent, agi::Context *context)
, HorizontalZoom(new wxSlider(panel, Audio_Horizontal_Zoom, 0, -50, 30, wxDefaultPosition, wxSize(-1, 20), wxSL_VERTICAL|wxSL_BOTH))
, VerticalZoom(new wxSlider(panel, Audio_Vertical_Zoom, 50, 0, 100, wxDefaultPosition, wxSize(-1, 20), wxSL_VERTICAL|wxSL_BOTH|wxSL_INVERSE))
, VolumeBar(new wxSlider(panel, Audio_Volume, 50, 0, 100, wxDefaultPosition, wxSize(-1, 20), wxSL_VERTICAL|wxSL_BOTH|wxSL_INVERSE))
, mouse_zoom_accum(0)
{
SetSashVisible(wxSASH_BOTTOM, true);
Bind(wxEVT_SASH_DRAGGED, &AudioBox::OnSashDrag, this);
@ -133,6 +134,8 @@ AudioBox::AudioBox(wxWindow *parent, agi::Context *context)
SetSizerAndFit(audioSashSizer);
SetMinSize(wxSize(-1, OPT_GET("Audio/Display Height")->GetInt()));
SetMinimumSizeY(panel->GetSize().GetHeight());
audioDisplay->Bind(wxEVT_MOUSEWHEEL, &AudioBox::OnMouseWheel, this);
}
AudioBox::~AudioBox() { }
@ -143,6 +146,34 @@ BEGIN_EVENT_TABLE(AudioBox,wxSashWindow)
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();
// 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();
int new_zoom = audioDisplay->GetZoomLevel() + zoom_delta;
audioDisplay->SetZoomLevel(new_zoom);
HorizontalZoom->SetValue(-new_zoom);
}
}
void AudioBox::OnSashDrag(wxSashEvent &event) {
if (event.GetDragStatus() == wxSASH_STATUS_OUT_OF_RANGE)
return;

4
aegisub/src/audio_box.h
View file

@ -78,11 +78,15 @@ class AudioBox : public wxSashWindow {
/// DOCME
wxSlider *VolumeBar;
// Mouse wheel zoom accumulator
int mouse_zoom_accum;
void OnHorizontalZoom(wxScrollEvent &event);
void OnVerticalZoom(wxScrollEvent &event);
void OnVolume(wxScrollEvent &event);
void OnVerticalLink(agi::OptionValue const& opt);
void OnSashDrag(wxSashEvent &event);
void OnMouseWheel(wxMouseEvent &evt);
public:
AudioBox(wxWindow *parent, agi::Context *context);

44
aegisub/src/audio_display.cpp
View file

@ -532,6 +532,14 @@ AudioDisplay::AudioDisplay(wxWindow *parent, AudioController *controller, agi::C
SetMinClientSize(wxSize(-1, 70));
SetBackgroundStyle(wxBG_STYLE_PAINT);
SetThemeEnabled(false);
Bind(wxEVT_LEFT_DOWN, &AudioDisplay::OnMouseEvent, this);
Bind(wxEVT_MIDDLE_DOWN, &AudioDisplay::OnMouseEvent, this);
Bind(wxEVT_RIGHT_DOWN, &AudioDisplay::OnMouseEvent, this);
Bind(wxEVT_LEFT_UP, &AudioDisplay::OnMouseEvent, this);
Bind(wxEVT_MIDDLE_UP, &AudioDisplay::OnMouseEvent, this);
Bind(wxEVT_RIGHT_UP, &AudioDisplay::OnMouseEvent, this);
Bind(wxEVT_MOTION, &AudioDisplay::OnMouseEvent, this);
}
@ -751,7 +759,6 @@ void AudioDisplay::ReloadRenderingSettings()
BEGIN_EVENT_TABLE(AudioDisplay, wxWindow)
EVT_MOUSE_EVENTS(AudioDisplay::OnMouseEvent)
EVT_PAINT(AudioDisplay::OnPaint)
EVT_SIZE(AudioDisplay::OnSize)
EVT_SET_FOCUS(AudioDisplay::OnFocus)
@ -1000,41 +1007,6 @@ void AudioDisplay::RemoveTrackCursor()
void AudioDisplay::OnMouseEvent(wxMouseEvent& event)
{
// Check for mouse wheel scrolling
if (event.GetWheelRotation() != 0)
{
if (!ForwardMouseWheelEvent(this, event))
return;
bool zoom = event.CmdDown();
if (OPT_GET("Audio/Wheel Default to Zoom")->GetBool()) zoom = !zoom;
if (!zoom)
{
int amount = -event.GetWheelRotation();
// If the user did a horizontal scroll the amount should be inverted
// for it to be natural.
if (event.GetWheelAxis() == 1) amount = -amount;
// Reset any accumulated zoom
mouse_zoom_accum = 0;
ScrollBy(amount);
}
else if (event.GetWheelAxis() == 0)
{
mouse_zoom_accum += event.GetWheelRotation();
int zoom_delta = mouse_zoom_accum / event.GetWheelDelta();
mouse_zoom_accum %= event.GetWheelDelta();
SetZoomLevel(GetZoomLevel() + zoom_delta);
/// @todo This has to update the trackbar in the audio box... maybe move handling mouse zoom to
/// the audio box instead to avoid messing with friend classes?
}
// Scroll event processed
return;
}
// If we have focus, we get mouse move events on Mac even when the mouse is
// outside our client rectangle, we don't want those.
if (event.Moving() && !GetClientRect().Contains(event.GetPosition()))

3
aegisub/src/audio_display.h
View file

@ -149,9 +149,6 @@ private:
/// Zoom level given as a number, see SetZoomLevel for details
int zoom_level;
// Mouse wheel zoom accumulator
int mouse_zoom_accum;
/// Absolute pixel position of the tracking cursor (mouse or playback)
int track_cursor_pos;