From 57f4d38841c40cad3c206abdd16eebaed753aa1c Mon Sep 17 00:00:00 2001 From: Bent Bisballe Nyeng Date: Sun, 18 Mar 2018 18:18:57 +0100 Subject: Update all fiels to adhere to style-guide --- src/canvas.cc | 326 +++++++++++++++++++++++++++++++--------------------------- 1 file changed, 172 insertions(+), 154 deletions(-) (limited to 'src/canvas.cc') diff --git a/src/canvas.cc b/src/canvas.cc index 7007b0b..a00a39c 100644 --- a/src/canvas.cc +++ b/src/canvas.cc @@ -37,73 +37,82 @@ #define DEFYSCALE 200 Canvas::Canvas(QWidget *parent) - : QWidget(parent) + : QWidget(parent) { - setAttribute(Qt::WA_StaticContents); - setMouseTracking(true); - setFocusPolicy(Qt::ClickFocus); - - mipmap = NULL; - - data = NULL; - size = 0; - - xscale = 1.0; - yscale = 1.0; - xoffset = 0.0; - yoffset = 0.5; - - colBg = QColor(180, 200, 180); - colSec = QColor(160, 180, 160); - colWavMax = QColor(100, 100, 100); - colWavAvg = QColor(0, 0, 0); - colMax = QColor(127, 127, 255); - colHalf = QColor(180, 180, 255); - - setCursor(Qt::ArrowCursor); - - wav = QImage(width(), height(), QImage::Format_RGB32); + setAttribute(Qt::WA_StaticContents); + setMouseTracking(true); + setFocusPolicy(Qt::ClickFocus); + + mipmap = NULL; + + data = NULL; + size = 0; + + xscale = 1.0; + yscale = 1.0; + xoffset = 0.0; + yoffset = 0.5; + + colBg = QColor(180, 200, 180); + colSec = QColor(160, 180, 160); + colWavMax = QColor(100, 100, 100); + colWavAvg = QColor(0, 0, 0); + colMax = QColor(127, 127, 255); + colHalf = QColor(180, 180, 255); + + setCursor(Qt::ArrowCursor); + + wav = QImage(width(), height(), QImage::Format_RGB32); } Canvas::~Canvas() { - if(data) delete[] data; - if(mipmap) delete mipmap; + if(data) + { + delete[] data; + } + if(mipmap) + { + delete mipmap; + } } void Canvas::load(QString file) { - if(data) { - delete[] data; - data = NULL; - size = 0; - } - - if(mipmap) { - delete mipmap; - mipmap = NULL; - } - - SF_INFO sf_info; + if(data) + { + delete[] data; + data = NULL; + size = 0; + } + + if(mipmap) + { + delete mipmap; + mipmap = NULL; + } + + SF_INFO sf_info; SNDFILE *fh = sf_open(file.toStdString().c_str(), SFM_READ, &sf_info); - if(!fh) { - printf("Load error...\n"); - return; - } + if(!fh) + { + printf("Load error...\n"); + return; + } - size = sf_info.frames; + size = sf_info.frames; - printf("Size: %u\n", (unsigned int)sf_info.frames); - data = new float[size]; + printf("Size: %u\n", (unsigned int)sf_info.frames); + data = new float[size]; - sf_read_float(fh, data, size); + sf_read_float(fh, data, size); sf_close(fh); - mipmap = new MipMap(data, size); + mipmap = new MipMap(data, size); - updateWav(); - update(); + updateWav(); + update(); } @@ -111,175 +120,184 @@ void Canvas::load(QString file) #define OFFSETX (xoffset * (float)size) float Canvas::mapX(float x) { - float val = (x - OFFSETX) / SCALEX; - return val; + float val = (x - OFFSETX) / SCALEX; + return val; } float Canvas::unmapX(float x) { - float val = x * SCALEX + OFFSETX; - return val; + float val = x * SCALEX + OFFSETX; + return val; } #define SCALEY (yscale * height()) #define OFFSETY (((float)height() / 2.0) + ((yoffset * 2.0 - 1.0) * SCALEY)) float Canvas::mapY(float y) { - float val = OFFSETY + (y * SCALEY); - return val; + float val = OFFSETY + (y * SCALEY); + return val; } float Canvas::unmapY(float y) { - float val = (y - OFFSETY) / SCALEY; - return val; + float val = (y - OFFSETY) / SCALEY; + return val; } void Canvas::mouseMoveEvent(QMouseEvent *event) { - for(int i = 0; i < tools.size(); i++) { - if(tools[i]->mouseMoveEvent(event)) return; - } + for(int i = 0; i < tools.size(); i++) + { + if(tools[i]->mouseMoveEvent(event)) return; + } - setCursor(Qt::ArrowCursor); + setCursor(Qt::ArrowCursor); } void Canvas::mousePressEvent(QMouseEvent *event) { - for(int i = 0; i < tools.size(); i++) { - if(tools[i]->mousePressEvent(event)) return; - } + for(int i = 0; i < tools.size(); i++) + { + if(tools[i]->mousePressEvent(event)) return; + } } void Canvas::mouseReleaseEvent(QMouseEvent *event) { - for(int i = 0; i < tools.size(); i++) { - if(tools[i]->mouseReleaseEvent(event)) return; - } + for(int i = 0; i < tools.size(); i++) + { + if(tools[i]->mouseReleaseEvent(event)) return; + } } void Canvas::resizeEvent(QResizeEvent *event) { - for(int i = 0; i < tools.size(); i++) { - tools[i]->resizeEvent(event); - } - - wav = QImage(width(), height(), QImage::Format_RGB32); - updateWav(); - update(); + for(int i = 0; i < tools.size(); i++) + { + tools[i]->resizeEvent(event); + } + + wav = QImage(width(), height(), QImage::Format_RGB32); + updateWav(); + update(); } void Canvas::getWavValues(int last, int lx, float *vu, float *vl, float *avgu, float *avgl) { - if(mipmap == NULL) return; + if(mipmap == NULL) return; - MipMapValue val = mipmap->lookup(last, lx); + MipMapValue val = mipmap->lookup(last, lx); - *vu = val.max; - *vl = val.min; - *avgu = val.uavg; - *avgl = val.lavg; + *vu = val.max; + *vl = val.min; + *avgu = val.uavg; + *avgl = val.lavg; } void Canvas::updateWav() { - QPainter painter(&wav); - - painter.setPen(colBg); - painter.setBrush(colBg); - painter.drawRect(0, 0, wav.width(), wav.height()); - - painter.setPen(colSec); - int step = 44100; - for(size_t i = 0; i < size; i += step) { - painter.drawLine(mapX(i), mapY(1.0), mapX(i), mapY(-1.0)); - } - - painter.setPen(colMax); - painter.drawLine(0, mapY(1.0), wav.width(), mapY(1.0)); - painter.drawLine(0, mapY(-1.0), wav.width(), mapY(-1.0)); - - painter.setPen(colHalf); - painter.drawLine(0, mapY(0.5), wav.width(), mapY(0.5)); - painter.drawLine(0, mapY(-0.5), wav.width(), mapY(-0.5)); - - if(data) { - int last = unmapX(0); - for(int x = 0; x < wav.width(); x++) { - int lx = unmapX(x); - if(lx > (int)size || lx < 0) break; - float vu = 0; - float vl = 0; - float avgu = 0; - float avgl = 0; - - getWavValues(last, lx, &vu, &vl, &avgu, &avgl); - - int c = mapY(0.0); - - painter.setPen(colWavMax); - painter.drawLine(x, c, x, mapY(vu)); - painter.drawLine(x, c, x, mapY(vl)); - - painter.setPen(colWavAvg); - painter.drawLine(x, c, x, mapY(avgu)); - painter.drawLine(x, c, x, mapY(avgl)); - - last = lx; - } - } + QPainter painter(&wav); + + painter.setPen(colBg); + painter.setBrush(colBg); + painter.drawRect(0, 0, wav.width(), wav.height()); + + painter.setPen(colSec); + int step = 44100; + for(size_t i = 0; i < size; i += step) + { + painter.drawLine(mapX(i), mapY(1.0), mapX(i), mapY(-1.0)); + } + + painter.setPen(colMax); + painter.drawLine(0, mapY(1.0), wav.width(), mapY(1.0)); + painter.drawLine(0, mapY(-1.0), wav.width(), mapY(-1.0)); + + painter.setPen(colHalf); + painter.drawLine(0, mapY(0.5), wav.width(), mapY(0.5)); + painter.drawLine(0, mapY(-0.5), wav.width(), mapY(-0.5)); + + if(data) + { + int last = unmapX(0); + for(int x = 0; x < wav.width(); x++) + { + int lx = unmapX(x); + if(lx > (int)size || lx < 0) break; + float vu = 0; + float vl = 0; + float avgu = 0; + float avgl = 0; + + getWavValues(last, lx, &vu, &vl, &avgu, &avgl); + + int c = mapY(0.0); + + painter.setPen(colWavMax); + painter.drawLine(x, c, x, mapY(vu)); + painter.drawLine(x, c, x, mapY(vl)); + + painter.setPen(colWavAvg); + painter.drawLine(x, c, x, mapY(avgu)); + painter.drawLine(x, c, x, mapY(avgl)); + + last = lx; + } + } } void Canvas::paintEvent(QPaintEvent *event) { - QPainter painter(this); + QPainter painter(this); - painter.drawImage(event->rect(),wav,event->rect()); + painter.drawImage(event->rect(),wav,event->rect()); - for(int i = 0; i < tools.size(); i++) { - tools[i]->paintEvent(event, painter); - } -} + for(int i = 0; i < tools.size(); i++) + { + tools[i]->paintEvent(event, painter); + } +} void Canvas::keyReleaseEvent(QKeyEvent *event) { - for(int i = 0; i < tools.size(); i++) { - tools[i]->keyReleaseEvent(event); - } + for(int i = 0; i < tools.size(); i++) + { + tools[i]->keyReleaseEvent(event); + } } void Canvas::setXScale(float scale) { - scale = (pow(100.0,scale) / 100.0) - (pow(100.0, 0.0)/ 100.0); - if(scale < 0.0) scale = 0.0; - if(scale > 1.0) scale = 1.0; - xscale = scale; - updateWav(); - update(); + scale = (pow(100.0,scale) / 100.0) - (pow(100.0, 0.0)/ 100.0); + if(scale < 0.0) scale = 0.0; + if(scale > 1.0) scale = 1.0; + xscale = scale; + updateWav(); + update(); } void Canvas::setYScale(float scale) { - yscale = scale; - updateWav(); - update(); + yscale = scale; + updateWav(); + update(); } void Canvas::setXOffset(float offset) { - if(offset < 0.0) offset = 0.0; - if(offset > 1.0) offset = 1.0; - xoffset = offset; - updateWav(); - update(); + if(offset < 0.0) offset = 0.0; + if(offset > 1.0) offset = 1.0; + xoffset = offset; + updateWav(); + update(); } void Canvas::setYOffset(float offset) { - if(offset < 0.0) offset = 0.0; - if(offset > 1.0) offset = 1.0; - yoffset = offset; - updateWav(); - update(); + if(offset < 0.0) offset = 0.0; + if(offset > 1.0) offset = 1.0; + yoffset = offset; + updateWav(); + update(); } -- cgit v1.2.3