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#include "remaphistogramline.h" | ||
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RemapHistogramLine::RemapHistogramLine() | ||
{ | ||
m_activeTickNumber = -1; | ||
m_activeTick = -1; | ||
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m_tickMinKey = 0; | ||
m_tickMaxKey = 65535; | ||
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m_activeB1 = m_tickMinKey; | ||
m_activeB2 = m_tickMaxKey; | ||
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// insert two ticks | ||
m_ticks[0] = 0; | ||
m_ticks[m_tickMaxKey] = m_tickMaxKey; | ||
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m_ticksOriginal[0] = 0; | ||
m_ticksOriginal[m_tickMaxKey] = m_tickMaxKey; | ||
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m_start = 0; | ||
m_width = 10; | ||
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m_keepEndsFixed = false; | ||
m_keepGrabbing = false; | ||
} | ||
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bool RemapHistogramLine::grabsMouse() { return m_keepGrabbing; } | ||
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void | ||
RemapHistogramLine::setLine(int x, int w) | ||
{ | ||
m_start = x; | ||
m_width = w; | ||
} | ||
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QPoint RemapHistogramLine::line() { return QPoint(m_start, m_width); } | ||
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void RemapHistogramLine::setKeepEndsFixed(bool flag) { m_keepEndsFixed = flag; } | ||
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int RemapHistogramLine::activeTickNumber() { return m_activeTickNumber; } | ||
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QList<float> | ||
RemapHistogramLine::ticks() | ||
{ | ||
QList<uint> tk = m_ticks.keys(); | ||
QList<float> ftk; | ||
float d = m_tickMaxKey-m_tickMinKey; | ||
for(uint i=0; i<tk.size(); i++) | ||
{ | ||
float t = (tk[i]-m_tickMinKey)/d; | ||
ftk.append(t); | ||
} | ||
return ftk; | ||
} | ||
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QList<float> | ||
RemapHistogramLine::ticksOriginal() | ||
{ | ||
QList<uint> tk = m_ticksOriginal.keys(); | ||
QList<float> ftk; | ||
float d = m_tickMaxKey-m_tickMinKey; | ||
for(uint i=0; i<tk.size(); i++) | ||
{ | ||
float t = (tk[i]-m_tickMinKey)/d; | ||
ftk.append(t); | ||
} | ||
return ftk; | ||
} | ||
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void | ||
RemapHistogramLine::moveTick(int i, float frc) | ||
{ | ||
QList<uint> keys = m_ticks.keys(); | ||
uint tk = m_tickMinKey + frc*(m_tickMaxKey-m_tickMinKey); | ||
if (i == 0) | ||
{ | ||
m_ticks.remove(keys[0]); | ||
m_ticks[tk] = tk; | ||
} | ||
else if (i == 1) | ||
{ | ||
m_ticks.remove(keys[keys.count()-1]); | ||
m_ticks[tk] = tk; | ||
} | ||
} | ||
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void | ||
RemapHistogramLine::addTick(float frc) | ||
{ | ||
float d = m_tickMaxKey-m_tickMinKey; | ||
uint tk = m_tickMinKey + d*frc; | ||
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if (m_ticksOriginal.contains(tk)) | ||
{ | ||
QMessageBox::information(0, "Error", | ||
"A marker already exists at this place"); | ||
return; | ||
} | ||
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QList<uint> keys = m_ticks.keys(); | ||
if (tk <= keys[0] || | ||
tk >= keys[keys.size()-1]) | ||
{ | ||
QMessageBox::information(0, "Error", | ||
"Cannot add point beyond the ends"); | ||
return; | ||
} | ||
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// add the tick | ||
m_ticks[tk] = tk; | ||
m_ticksOriginal[tk] = tk; | ||
m_activeTick = tk; | ||
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int tkn = -1; | ||
// now get the previous tick and relative proportions | ||
for(int k=0; k<keys.size(); k++) | ||
{ | ||
if (keys[k] < tk) | ||
tkn = k; | ||
else | ||
break; | ||
} | ||
int tickNumber = tkn+1; | ||
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emit addTick(tickNumber); | ||
} | ||
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void | ||
RemapHistogramLine::mousePress(int xpos, int button) | ||
{ | ||
m_startDrag = -1; | ||
m_activeTick = -1; | ||
m_activeTickNumber = -1; | ||
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{ | ||
int tk; | ||
float frc; | ||
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frc = (xpos-m_start)/(float)m_width; | ||
tk = m_tickMinKey + frc*(m_tickMaxKey-m_tickMinKey); | ||
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int nearest = -1; | ||
int nd = 100000000; | ||
QList<uint> keys = m_ticks.keys(); | ||
for(uint i=0; i<m_ticks.size(); i++) | ||
{ | ||
int v = keys[i]; | ||
int d = qAbs(tk-v); | ||
if (d < nd) | ||
{ | ||
nd = d; | ||
nearest = i; | ||
} | ||
} | ||
int delta = (10.0f/(float)m_width)*(m_tickMaxKey-m_tickMinKey); | ||
if (nd<delta) | ||
m_activeTick = keys[nearest]; | ||
} | ||
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// frc = ((xpos-15)-m_start)/(float)m_width; | ||
// tk1 = m_tickMinKey + frc*(m_tickMaxKey-m_tickMinKey); | ||
// | ||
// frc = ((xpos+15)-m_start)/(float)m_width; | ||
// tk2 = m_tickMinKey + frc*(m_tickMaxKey-m_tickMinKey); | ||
// | ||
// QList<uint> keys = m_ticks.keys(); | ||
// for(uint i=0; i<m_ticks.size(); i++) | ||
// { | ||
// int v = keys[i]; | ||
// if (v >= tk1 && v <= tk2) | ||
// { | ||
// m_activeTick = keys[i]; | ||
// break; | ||
// } | ||
// } | ||
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// bool deletedTick = false; | ||
// bool addedTick = false; | ||
// int tickNumber = -1; | ||
// if (button == Qt::RightButton) | ||
// { | ||
// if (m_activeTick != -1) | ||
// { // we need to delete this tick | ||
// int tkn = -1; | ||
// QList<uint> keys = m_ticks.keys(); | ||
// for(int k=0; k<keys.size(); k++) | ||
// if (keys[k] == m_activeTick) | ||
// { | ||
// tkn = k; | ||
// break; | ||
// } | ||
// if (tkn == 0 || tkn == m_ticks.size()-1) | ||
// { | ||
// QMessageBox::information(0, "Error", | ||
// "End markers cannot be removed"); | ||
// return; | ||
// } | ||
// m_ticks.remove(m_activeTick); | ||
// m_ticksOriginal.remove(m_ticksOriginal.keys()[tkn]); | ||
// m_activeTick = -1; | ||
// | ||
// deletedTick = true; | ||
// tickNumber = tkn; | ||
// } | ||
// } | ||
// else if (m_activeTick == -1) | ||
// { // we need to add one tick here | ||
// QList<uint> keys = m_ticks.keys(); | ||
// | ||
// frc = (xpos-m_start)/(float)m_width; | ||
// uint tk = m_tickMinKey + frc*(m_tickMaxKey-m_tickMinKey); | ||
// int tkn = -1; | ||
// | ||
// if (m_ticksOriginal.contains(tk)) | ||
// { | ||
// QMessageBox::information(0, "Error", | ||
// "A marker already exists at this place"); | ||
// return; | ||
// } | ||
// | ||
// | ||
// if (tk <= keys[0] || | ||
// tk >= keys[keys.size()-1]) | ||
// { | ||
// QMessageBox::information(0, "Error", | ||
// "Cannot add point beyond the ends"); | ||
// return; | ||
// } | ||
// | ||
// // add the tick | ||
// m_ticks[tk] = tk; | ||
// m_ticksOriginal[tk] = tk; | ||
// m_activeTick = tk; | ||
// | ||
// | ||
// // now get the previous tick and relative proportions | ||
// for(int k=0; k<keys.size(); k++) | ||
// { | ||
// if (keys[k] < tk) | ||
// tkn = k; | ||
// else | ||
// break; | ||
// } | ||
// frc = ( ((float)tk-(float)keys[tkn]) / | ||
// ((float)keys[tkn+1]-(float)keys[tkn]) ); | ||
// addedTick = true; | ||
// tickNumber = tkn+1; | ||
// } | ||
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m_activeB1 = m_tickMinKey; | ||
m_activeB2 = m_tickMaxKey; | ||
if (m_activeTick > -1) | ||
{ | ||
QList<uint> keys = m_ticks.keys(); | ||
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for(int k=0; k<keys.size(); k++) | ||
if (keys[k] == m_activeTick) | ||
{ | ||
m_activeTickNumber = k; | ||
break; | ||
} | ||
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for(int k=0; k<keys.size(); k++) | ||
{ | ||
if (m_activeTick > keys[k]) | ||
m_activeB1 = keys[k]; | ||
} | ||
for(int k=keys.size()-1; k>=0; k--) | ||
{ | ||
if (m_activeTick < keys[k]) | ||
m_activeB2 = keys[k]; | ||
} | ||
} | ||
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int delta = 11.0*(m_tickMaxKey-m_tickMinKey)/(float)m_width; | ||
if (m_activeTickNumber > 0) | ||
m_activeB1 += delta; | ||
if (m_activeTickNumber < m_ticks.size()-1) | ||
m_activeB2 -= delta; | ||
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// if (deletedTick) | ||
// emit removeTick(); | ||
// else if (addedTick) | ||
// emit addTick(tickNumber); | ||
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if (m_activeTick < 0) | ||
{ | ||
QList<uint> tkeys = m_ticks.keys(); | ||
float frc = (xpos-m_start)/(float)m_width; | ||
uint tk = m_tickMinKey + frc*(m_tickMaxKey-m_tickMinKey); | ||
if (tk > tkeys[0] && tk < tkeys[1]) | ||
m_startDrag = tk; | ||
} | ||
} | ||
void | ||
RemapHistogramLine::mouseMove(int xpos) | ||
{ | ||
if (m_activeTick < 0) | ||
{ | ||
QList<uint> tkeys = m_ticks.keys(); | ||
float frc = (xpos-m_start)/(float)m_width; | ||
uint tk = m_tickMinKey + frc*(m_tickMaxKey-m_tickMinKey); | ||
if (m_startDrag > 0) | ||
{ | ||
uint tmin = tkeys[0]; | ||
uint tmax = tkeys[1]; | ||
uint tlen = tmax-tmin; | ||
int df = tk-m_startDrag; | ||
tmin = qBound(0, (int)tmin + df, (int)m_tickMaxKey); | ||
tmax = qBound(0, (int)tmax + df, (int)m_tickMaxKey); | ||
m_ticks.clear(); | ||
m_ticks[tmin] = tmin; | ||
m_ticks[tmax] = tmax; | ||
m_startDrag = tk; | ||
m_keepGrabbing = true; | ||
} | ||
return; | ||
} | ||
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m_keepGrabbing = true; | ||
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if (m_keepEndsFixed && | ||
(m_activeTickNumber == 0 || | ||
m_activeTickNumber == m_ticks.size()-1)) | ||
{ | ||
QMessageBox::information(0, "Error", | ||
"Cannot move these end markers"); | ||
return; | ||
} | ||
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float frc = (xpos-m_start)/(float)m_width; | ||
uint tk = m_tickMinKey + frc*(m_tickMaxKey-m_tickMinKey); | ||
tk = qMax(m_activeB1, qMin((int)tk, m_activeB2)); | ||
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m_ticks.remove(m_activeTick); | ||
m_ticks[tk] = tk; | ||
m_activeTick = tk; | ||
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emit updateScene(m_activeTickNumber); | ||
} | ||
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void | ||
RemapHistogramLine::mouseRelease() | ||
{ | ||
m_keepGrabbing = false; | ||
if (m_activeTick > -1 || | ||
m_startDrag > -1) | ||
{ | ||
m_activeTickNumber = -1; | ||
m_activeTick = -1; | ||
emit updateScene(m_activeTickNumber); | ||
} | ||
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m_startDrag = -1; | ||
} | ||
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void | ||
RemapHistogramLine::setTicks(float tmin, float tmax) | ||
{ | ||
m_ticks.clear(); | ||
m_ticksOriginal.clear(); | ||
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m_ticksOriginal[0] = 0; | ||
m_ticksOriginal[m_tickMaxKey] = m_tickMaxKey; | ||
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uint tk = m_tickMinKey + tmin*(m_tickMaxKey-m_tickMinKey); | ||
m_ticks[tk] = tk; | ||
tk = m_tickMinKey + tmax*(m_tickMaxKey-m_tickMinKey); | ||
m_ticks[tk] = tk; | ||
} |
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