winamp/Src/external_dependencies/openmpt-trunk/mptrack/tuningRatioMapWnd.cpp

181 lines
4.9 KiB
C++

/*
* tuningRatioMapWnd.cpp
* ---------------------
* Purpose: Alternative sample tuning configuration dialog - ratio map edit control.
* Notes : (currently none)
* Authors: OpenMPT Devs
* The OpenMPT source code is released under the BSD license. Read LICENSE for more details.
*/
#include "stdafx.h"
#include "Mptrack.h"
#include "Mainfrm.h"
#include "../soundlib/tuning.h"
#include "tuningRatioMapWnd.h"
#include "TuningDialog.h"
OPENMPT_NAMESPACE_BEGIN
BEGIN_MESSAGE_MAP(CTuningRatioMapWnd, CStatic)
ON_WM_PAINT()
ON_WM_SETFOCUS()
ON_WM_KILLFOCUS()
ON_WM_LBUTTONDOWN()
ON_WM_MOUSEWHEEL()
END_MESSAGE_MAP()
void CTuningRatioMapWnd::Init(CTuningDialog* const pParent, CTuning* const tuning)
{
m_pParent = pParent;
m_pTuning = tuning;
}
void CTuningRatioMapWnd::OnPaint()
{
CPaintDC dc(this);
if(!m_pTuning) return;
CRect rcClient;
GetClientRect(&rcClient);
const auto colorText = GetSysColor(COLOR_WINDOWTEXT);
const auto colorTextSel = GetSysColor(COLOR_HIGHLIGHTTEXT);
const auto highlightBrush = GetSysColorBrush(COLOR_HIGHLIGHT), windowBrush = GetSysColorBrush(COLOR_WINDOW);
auto oldFont = dc.SelectObject(CMainFrame::GetGUIFont());
dc.SetBkMode(TRANSPARENT);
if ((m_cxFont <= 0) || (m_cyFont <= 0))
{
CSize sz;
sz = dc.GetTextExtent(_T("123456789"));
m_cyFont = sz.cy + 2;
m_cxFont = rcClient.right / 4;
}
dc.IntersectClipRect(&rcClient);
if ((m_cxFont > 0) && (m_cyFont > 0))
{
const bool focus = (::GetFocus() == m_hWnd);
CRect rect;
NOTEINDEXTYPE nNotes = static_cast<NOTEINDEXTYPE>((rcClient.bottom + m_cyFont - 1) / m_cyFont);
//if(!m_nNote) m_nNote = m_nNoteCentre;
NOTEINDEXTYPE nPos = m_nNote - (nNotes/2);
int ypaint = 0;
for (int ynote=0; ynote<nNotes; ynote++, ypaint+=m_cyFont, nPos++)
{
// Note
NOTEINDEXTYPE noteToDraw = nPos - m_nNoteCentre;
const bool isValidNote = m_pTuning->IsValidNote(noteToDraw);
rect.SetRect(0, ypaint, m_cxFont, ypaint + m_cyFont);
const auto noteStr = isValidNote ? mpt::tfmt::val(noteToDraw) : mpt::tstring(_T("..."));
DrawButtonRect(dc, &rect, noteStr.c_str(), FALSE, FALSE);
// Mapped Note
const bool highLight = focus && (nPos == (int)m_nNote);
rect.left = rect.right;
rect.right = m_cxFont*4-1;
FillRect(dc, &rect, highLight ? highlightBrush : windowBrush);
if(nPos == (int)m_nNote)
{
rect.InflateRect(-1, -1);
dc.DrawFocusRect(&rect);
rect.InflateRect(1, 1);
}
dc.SetTextColor(highLight ? colorTextSel : colorText);
rect.SetRect(m_cxFont * 1, ypaint, m_cxFont * 2 - 1, ypaint + m_cyFont);
dc.DrawText(mpt::ToCString(m_pTuning->GetNoteName(noteToDraw)), -1, &rect, DT_SINGLELINE | DT_CENTER | DT_VCENTER | DT_NOPREFIX);
rect.SetRect(m_cxFont * 2, ypaint, m_cxFont * 3 - 1, ypaint + m_cyFont);
dc.DrawText(mpt::cfmt::flt(m_pTuning->GetRatio(noteToDraw), 6), -1, &rect, DT_SINGLELINE | DT_CENTER | DT_VCENTER | DT_NOPREFIX);
rect.SetRect(m_cxFont * 3, ypaint, m_cxFont * 4 - 1, ypaint + m_cyFont);
dc.DrawText(mpt::cfmt::fix(std::log2(static_cast<double>(m_pTuning->GetRatio(noteToDraw))) * 1200.0, 1), -1, &rect, DT_SINGLELINE | DT_CENTER | DT_VCENTER | DT_NOPREFIX);
}
rect.SetRect(rcClient.left + m_cxFont * 4 - 1, rcClient.top, rcClient.left + m_cxFont * 4 + 3, ypaint);
DrawButtonRect(dc, &rect, _T(""));
if (ypaint < rcClient.bottom)
{
rect.SetRect(rcClient.left, ypaint, rcClient.right, rcClient.bottom);
FillRect(dc, &rect, GetSysColorBrush(COLOR_BTNFACE));
}
}
dc.SelectObject(oldFont);
}
void CTuningRatioMapWnd::OnSetFocus(CWnd *pOldWnd)
{
CWnd::OnSetFocus(pOldWnd);
InvalidateRect(NULL, FALSE);
}
void CTuningRatioMapWnd::OnKillFocus(CWnd *pNewWnd)
{
CWnd::OnKillFocus(pNewWnd);
InvalidateRect(NULL, FALSE);
}
BOOL CTuningRatioMapWnd::OnMouseWheel(UINT nFlags, short zDelta, CPoint pt)
{
NOTEINDEXTYPE note = static_cast<NOTEINDEXTYPE>(m_nNote - mpt::signum(zDelta));
if(m_pTuning->IsValidNote(note - m_nNoteCentre))
{
m_nNote = note;
InvalidateRect(NULL, FALSE);
if(m_pParent)
m_pParent->UpdateRatioMapEdits(GetShownCentre());
}
return CWnd::OnMouseWheel(nFlags, zDelta, pt);
}
void CTuningRatioMapWnd::OnLButtonDown(UINT, CPoint pt)
{
if ((pt.x >= m_cxFont) && (pt.x < m_cxFont*2))
{
InvalidateRect(NULL, FALSE);
}
if ((pt.x > m_cxFont*2) && (pt.x <= m_cxFont*3))
{
InvalidateRect(NULL, FALSE);
}
if ((pt.x >= 0) && (m_cyFont))
{
CRect rcClient;
GetClientRect(&rcClient);
int nNotes = (rcClient.bottom + m_cyFont - 1) / m_cyFont;
const int n = (pt.y / m_cyFont) + m_nNote - (nNotes/2);
const NOTEINDEXTYPE note = static_cast<NOTEINDEXTYPE>(n - m_nNoteCentre);
if(m_pTuning->IsValidNote(note))
{
m_nNote = static_cast<NOTEINDEXTYPE>(n);
InvalidateRect(NULL, FALSE);
if(m_pParent)
m_pParent->UpdateRatioMapEdits(GetShownCentre());
}
}
SetFocus();
}
NOTEINDEXTYPE CTuningRatioMapWnd::GetShownCentre() const
{
return m_nNote - m_nNoteCentre;
}
OPENMPT_NAMESPACE_END