Added methods for the normalized time position to/from view x coordinate mappings

This commit is contained in:
xenakios 2018-02-22 14:22:06 +02:00
parent 3d53c4fb91
commit 7cd5251516
2 changed files with 20 additions and 13 deletions

View File

@ -505,8 +505,8 @@ void WaveformComponent::paint(Graphics & g)
double sel_len = m_time_sel_end - m_time_sel_start;
//if (sel_len > 0.0 && sel_len < 1.0)
{
int xcorleft = (int)jmap<double>(m_time_sel_start, m_view_range.getStart(), m_view_range.getEnd(), 0, getWidth());
int xcorright = (int)jmap<double>(m_time_sel_end, m_view_range.getStart(), m_view_range.getEnd(), 0, getWidth());
int xcorleft = normalizedToViewX<int>(m_time_sel_start);
int xcorright = normalizedToViewX<int>(m_time_sel_end);
g.fillRect(xcorleft, m_topmargin, xcorright - xcorleft, getHeight() - m_topmargin);
}
if (m_file_cached.first.getLength() > 0.0 &&
@ -528,14 +528,12 @@ void WaveformComponent::paint(Graphics & g)
g.setColour(Colours::white);
if (CursorPosCallback)
{
double pos = jmap<double>(CursorPosCallback(), m_view_range.getStart(), m_view_range.getEnd(), 0, getWidth());
g.fillRect((int)pos, m_topmargin, 1, getHeight() - m_topmargin);
g.fillRect(normalizedToViewX<int>(CursorPosCallback()), m_topmargin, 1, getHeight() - m_topmargin);
}
if (m_rec_pos >= 0.0)
{
g.setColour(Colours::lightpink);
double pos = jmap<double>(m_rec_pos, m_view_range.getStart(), m_view_range.getEnd(), 0, getWidth());
g.fillRect((int)pos, m_topmargin, 1, getHeight() - m_topmargin);
g.fillRect(normalizedToViewX<int>(m_rec_pos), m_topmargin, 1, getHeight() - m_topmargin);
}
g.setColour(Colours::aqua);
g.drawText(GetFileCallback().getFileName(), 2, m_topmargin + 2, getWidth(), 20, Justification::topLeft);
@ -572,7 +570,7 @@ void WaveformComponent::mouseDown(const MouseEvent & e)
{
m_mousedown = true;
m_lock_timesel_set = true;
double pos = jmap<double>(e.x, 0, getWidth(), m_view_range.getStart(), m_view_range.getEnd());
double pos = viewXToNormalized(e.x);
if (e.y < m_topmargin || e.mods.isCommandDown())
{
if (SeekCallback)
@ -612,27 +610,27 @@ void WaveformComponent::mouseDrag(const MouseEvent & e)
if (m_time_sel_drag_target == 0)
{
m_time_sel_start = m_drag_time_start;
m_time_sel_end = jmap<double>(e.x, 0, getWidth(), m_view_range.getStart(), m_view_range.getEnd());
m_time_sel_end = viewXToNormalized(e.x);
}
double curlen = m_time_sel_end-m_time_sel_start;
if (m_time_sel_drag_target == 1)
{
if (e.mods.isShiftDown()==false)
m_time_sel_start = jmap<double>(e.x, 0, getWidth(), m_view_range.getStart(), m_view_range.getEnd());
m_time_sel_start = viewXToNormalized(e.x);
else
{
m_time_sel_start = jmap<double>(e.x, 0, getWidth(), m_view_range.getStart(), m_view_range.getEnd());
m_time_sel_start = viewXToNormalized(e.x);
m_time_sel_end = m_time_sel_start+curlen;
}
}
if (m_time_sel_drag_target == 2)
{
if (e.mods.isShiftDown()==false)
m_time_sel_end = jmap<double>(e.x, 0, getWidth(), m_view_range.getStart(), m_view_range.getEnd());
m_time_sel_end = viewXToNormalized(e.x);
else
{
m_time_sel_end = jmap<double>(e.x, 0, getWidth(), m_view_range.getStart(), m_view_range.getEnd());
m_time_sel_end = viewXToNormalized(e.x);
m_time_sel_start = m_time_sel_end-curlen;
}
}

View File

@ -168,6 +168,15 @@ private:
bool m_lock_timesel_set = false;
bool m_using_audio_buffer = false;
void updateCachedImage();
double viewXToNormalized(double xcor)
{
return jmap<double>(xcor, 0, getWidth(), m_view_range.getStart(), m_view_range.getEnd());
}
template<typename T>
inline T normalizedToViewX(double norm)
{
return static_cast<T>(jmap<double>(norm, m_view_range.getStart(), m_view_range.getEnd(), 0, getWidth()));
}
};
class SpectralChainEditor : public Component