diff options
Diffstat (limited to 'muse2/muse/arranger/pcanvas.cpp')
| -rw-r--r-- | muse2/muse/arranger/pcanvas.cpp | 286 |
1 files changed, 253 insertions, 33 deletions
diff --git a/muse2/muse/arranger/pcanvas.cpp b/muse2/muse/arranger/pcanvas.cpp index 3e6919a7..95ceebd5 100644 --- a/muse2/muse/arranger/pcanvas.cpp +++ b/muse2/muse/arranger/pcanvas.cpp @@ -141,6 +141,8 @@ PartCanvas::PartCanvas(int* r, QWidget* parent, int sx, int sy) setMouseTracking(true); drag = DRAG_OFF; curColorIndex = 0; + automation.currentCtrl = 0; + moveController = 0; partsChanged(); } @@ -1002,7 +1004,7 @@ void PartCanvas::mousePress(QMouseEvent* event) } QPoint pt = event->pos(); CItem* item = items.find(pt); - if (item == 0) + if (item == 0 && _tool!=AutomationTool) return; switch (_tool) { default: @@ -1022,6 +1024,10 @@ void PartCanvas::mousePress(QMouseEvent* event) redraw(); break; } + case AutomationTool: + if (automation.currentCtrl || (automation.currentCtrlList && event->modifiers() & Qt::ControlModifier)) + moveController=true; + break; } } @@ -1031,17 +1037,24 @@ void PartCanvas::mousePress(QMouseEvent* event) void PartCanvas::mouseRelease(const QPoint&) { + moveController=false; + automation.currentCtrl=0; + automation.currentTrack=0; + automation.currentCtrlList=0; } //--------------------------------------------------------- -// viewMouseMoveEvent +// viewMousevent //--------------------------------------------------------- -void PartCanvas::mouseMove(const QPoint& pos) +void PartCanvas::mouseMove(QMouseEvent* event) { - int x = pos.x(); + int x = event->pos().x(); if (x < 0) x = 0; + + processAutomationMovements(event); + emit timeChanged(AL::sigmap.raster(x, *_raster)); } @@ -2628,7 +2641,7 @@ void PartCanvas::dragEnterEvent(QDragEnterEvent* event) } //--------------------------------------------------------- -// dragMoveEvent +// dragvent //--------------------------------------------------------- void PartCanvas::dragMoveEvent(QDragMoveEvent*) @@ -2884,22 +2897,14 @@ void PartCanvas::drawAudioTrack(QPainter& p, const QRect& r, AudioTrack* /* t */ void PartCanvas::drawAutomation(QPainter& p, const QRect& r, AudioTrack *t) { -// printf("drawAudioTrack %d x %d y %d w %d h %d\n",t, r.x(), r.y(), r.width(), r.height()); - //int v2=r.x()+r.width(); - //printf("v2=%d mapx=%d rmapx=%d mapxdev=%d rmapxdev=%d\n",v2, mapx(v2),rmapx(v2),mapxDev(v2),rmapxDev(v2)); - //return; + QRect rr = p.worldMatrix().mapRect(r); -// p.setPen(QPen(Qt::black, 2, Qt::SolidLine)); - int height=r.bottom()-r.top()-4; // limit height + p.save(); + p.resetTransform(); + + int height=rr.bottom()-rr.top()-4; // limit height CtrlListList* cll = t->controller(); -// QColor cols[10]; -// cols[0]=Qt::white; -// cols[1]=Qt::red; -// cols[2]=Qt::yellow; -// cols[3]=Qt::black; -// cols[4]=Qt::blue; - //int colIndex=0; bool firstRun=true; for(CtrlListList::iterator icll =cll->begin();icll!=cll->end();++icll) { @@ -2917,7 +2922,7 @@ void PartCanvas::drawAutomation(QPainter& p, const QRect& r, AudioTrack *t) if (ic != cl->end()) { CtrlVal cvFirst = ic->second; ic++; - int prevPos=cvFirst.frame; + int prevPosFrame=cvFirst.frame; prevVal = cvFirst.val; // prepare prevVal @@ -2932,6 +2937,9 @@ void PartCanvas::drawAutomation(QPainter& p, const QRect& r, AudioTrack *t) prevVal = (prevVal- min)/(max-min); } + // draw a square around the point + p.drawRect(mapx(tempomap.frame2tick(prevPosFrame))-1, (rr.bottom()-2)-prevVal*height-1, 3, 3); + for (; ic !=cl->end(); ++ic) { CtrlVal cv = ic->second; @@ -2946,32 +2954,244 @@ void PartCanvas::drawAutomation(QPainter& p, const QRect& r, AudioTrack *t) cl->range(&min,&max); nextVal = (nextVal- min)/(max-min); } - int leftX=tempomap.frame2tick(prevPos); - if (firstRun && leftX>r.x()) { - leftX=r.x(); + int leftX=mapx(tempomap.frame2tick(prevPosFrame)); + if (firstRun && leftX>rr.x()) { + leftX=rr.x(); } - + int currentPixel = mapx(tempomap.frame2tick(cv.frame)); p.drawLine( leftX, - (r.bottom()-2)-prevVal*height, - tempomap.frame2tick(cv.frame), - (r.bottom()-2)-nextVal*height); + (rr.bottom()-2)-prevVal*height, + currentPixel, + (rr.bottom()-2)-nextVal*height); firstRun=false; - //printf("draw line: %d %f %d %f\n",tempomap.frame2tick(lastPos),r.bottom()-lastVal*height,tempomap.frame2tick(cv.frame),r.bottom()-curVal*height); - prevPos=cv.frame; + //printf("draw line: %d %f %d %f\n",tempomap.frame2tick(lastPos),rr.bottom()-lastVal*height,tempomap.frame2tick(cv.frame),rr.bottom()-curVal*height); + prevPosFrame=cv.frame; prevVal=nextVal; + if (currentPixel > rr.x()+ rr.width()) + goto quitDrawing; + + // draw a square around the point + p.drawRect(mapx(tempomap.frame2tick(prevPosFrame))-1, (rr.bottom()-2)-prevVal*height-1, 3, 3); } //printf("outer draw %f\n", cvFirst.val ); - p.drawLine(tempomap.frame2tick(prevPos), - (r.bottom()-2)-prevVal*height, - r.x()+r.width(), - (r.bottom()-2)-prevVal*height); - //printf("draw last line: %d %f %d %f\n",tempomap.frame2tick(prevPos),(r.bottom()-2)-prevVal*height,tempomap.frame2tick(prevPos)+r.width(),(r.bottom()-2)-prevVal*height); + p.drawLine(mapx(tempomap.frame2tick(prevPosFrame)), + (rr.bottom()-2)-prevVal*height, + rr.x()+rr.width(), + (rr.bottom()-2)-prevVal*height); + //printf("draw last line: %d %f %d %f\n",tempomap.frame2tick(prevPosFrame),(rr.bottom()-2)-prevVal*height,tempomap.frame2tick(prevPosFrame)+rr.width(),(rr.bottom()-2)-prevVal*height); } } +quitDrawing: + p.restore(); } +void PartCanvas::checkAutomation(Track * t, const QPoint &pointer, bool addNewCtrl) +{ + int circumference = 4; + if (t->isMidiTrack()) + return; + //printf("checkAutomation p.x()=%d p.y()=%d\n", mapx(pointer.x()), mapx(pointer.y())); + + int currX = mapx(pointer.x()); + int currY = mapy(pointer.y()); + + CtrlListList* cll = ((AudioTrack*) t)->controller(); + for(CtrlListList::iterator icll =cll->begin();icll!=cll->end();++icll) + { + //iCtrlList *icl = icll->second; + CtrlList *cl = icll->second; + if (cl->dontShow() || !cl->isVisible()) { + continue; + } + iCtrl ic=cl->begin(); + + int oldX=-1; + int oldY=-1; + int ypixel; + int xpixel; + // First check that there ARE automation, ic == cl->end means no automation + if (ic != cl->end()) { + for (; ic !=cl->end(); ic++) + { + CtrlVal &cv = ic->second; + double y; + if (cl->id() == AC_VOLUME ) { // use db scale for volume + y = (20.0*log10(cv.val)+60) / 70.0; // represent volume between 0 and 1 + if (y < 0) y = 0; + } + else { + // we need to set curVal between 0 and 1 + double min, max; + cl->range(&min,&max); + y = ( cv.val - min)/(max-min); + } + + TrackList* tl = song->tracks(); + int yy = 0; + for (iTrack it = tl->begin(); it != tl->end(); ++it) { + Track* track = *it; + yy += track->height(); + if (track == t) + break; + } + + ypixel = mapy(yy-2-y*t->height()); + xpixel = mapx(tempomap.frame2tick(cv.frame)); + + if (oldX==-1) oldX = xpixel; + if (oldY==-1) oldY = ypixel; + + bool foundIt=false; + if (addNewCtrl) { + // check if we are reasonably close to a line + //printf("xpixel=%d oldX=%d\n", xpixel, oldX); + if ( xpixel == oldX && abs(currX-xpixel) < circumference) + foundIt=true; + + } + + //printf("point at x=%d xdiff=%d y=%d ydiff=%d\n", mapx(tempomap.frame2tick(cv.frame)), x1, mapx(ypixel), y1); + oldX = xpixel; + oldY = ypixel; + + int x1 = abs(currX - xpixel) ; + int y1 = abs(currY - ypixel); + if (!addNewCtrl && x1 < circumference && y1 < circumference && pointer.x() > 0 && pointer.y() > 0) { + foundIt=true; + } + + if (foundIt) { + QWidget::setCursor(Qt::CrossCursor); + if (addNewCtrl) + automation.currentCtrl = 0; // the logic relies on this to be zero if a new controller is to be added + else + automation.currentCtrl=&cv; + automation.currentCtrlList = cl; + automation.currentTrack = t; + return; + } + } + } // if + + if (addNewCtrl) { + // check if we are reasonably close to a line, we only need to check Y as this is the line is straight after the last controller + //printf("LAST ypixel=%d oldY=%d currY=%d\n", ypixel, oldY, currY); + bool foundIt=false; + if ( ypixel == oldY && abs(currY-ypixel) < circumference) { + //printf("found it!\n"); + foundIt=true; + } + + if (foundIt) { + QWidget::setCursor(Qt::CrossCursor); + automation.currentCtrlList = cl; + automation.currentTrack = t; + automation.currentCtrl = 0; + return; + } + + + } + + } + automation.currentCtrl = 0; + automation.currentCtrlList = 0; + automation.currentTrack = 0; + // + setCursor(); +} void PartCanvas::controllerChanged(Track* /* t */) { redraw(); } + +void PartCanvas::processAutomationMovements(QMouseEvent *event) +{ + + if (_tool == AutomationTool) { + bool addNewPoints=false; + if (event->modifiers() & Qt::ControlModifier) { + addNewPoints=true; + } + if (moveController) { + //printf("update automation for controller=%d\n", automation.currentCtrl); + // update currentController to this position + + int prevFrame = 0; + int nextFrame = -1; + + if (addNewPoints && automation.currentCtrl == 0) // we don't have a controller, create one! + { + //printf("adding a new ctrler!\n"); + int frame = tempomap.tick2frame(event->pos().x()); + automation.currentCtrlList->add( frame, 1.0 /*dummy value */); + + iCtrl ic=automation.currentCtrlList->begin(); + for (; ic !=automation.currentCtrlList->end(); ic++) { + CtrlVal &cv = ic->second; + if (cv.frame == frame) { + automation.currentCtrl = &cv; + break; + } + } + + } + + // get previous and next frame position to give x bounds for this event. + iCtrl ic=automation.currentCtrlList->begin(); + for (; ic !=automation.currentCtrlList->end(); ic++) + { + CtrlVal &cv = ic->second; + if (&cv == automation.currentCtrl) + break; + prevFrame = cv.frame; + } + if ( ++ic != automation.currentCtrlList->end()) { + CtrlVal &cv = ic->second; + nextFrame = cv.frame; + } + int currFrame = tempomap.tick2frame(event->pos().x()); + if (currFrame < prevFrame) currFrame=prevFrame+1; + if (nextFrame!=-1 && currFrame > nextFrame) currFrame=nextFrame-1; + automation.currentCtrl->frame = currFrame; + + int mouseY = automation.currentTrack->height() - (mapy(event->pos().y()) - automation.currentTrack->y())-2; + double yfraction = ((double)mouseY)/automation.currentTrack->height(); + + if (automation.currentCtrlList->id() == AC_VOLUME ) { // use db scale for volume + //y = (20.0*log10(cv.val)+60) / 70.0; // represent volume between 0 and 1 + + double cvval = exp10((yfraction*70.0-60)/20.0); + //printf("calc yfraction = %f v=%f ",yfraction,cvval); + double min, max; + automation.currentCtrlList->range(&min,&max); + if (cvval< min) cvval=min; + if (cvval>max) cvval=max; + automation.currentCtrl->val=cvval; + + } + else { + // we need to set curVal between 0 and 1 + double min, max; + automation.currentCtrlList->range(&min,&max); + double cvval = yfraction * (max-min) + min; + + if (cvval< min) cvval=min; + if (cvval>max) cvval=max; + automation.currentCtrl->val = cvval; + //printf("calc cvval=%f yfraction=%f ", cvval, yfraction); + } + //printf("mouseY=%d\n", mouseY); + controllerChanged(automation.currentTrack); + + } else { + + Track * t = y2Track(event->pos().y()); + if (t) { + checkAutomation(t, event->pos(), addNewPoints); + } + } + } + +} |