From 1c9341fbe0b27fd7457aecedf4d98fb6d02c236a Mon Sep 17 00:00:00 2001 From: Bent Bisballe Nyeng Date: Mon, 28 Sep 2015 15:30:02 +0200 Subject: Use new style guide on already refactored files. --- plugingui/knob.cc | 223 +++++++++++++++++++++++++++++------------------------- 1 file changed, 119 insertions(+), 104 deletions(-) (limited to 'plugingui/knob.cc') diff --git a/plugingui/knob.cc b/plugingui/knob.cc index f907004..765d401 100644 --- a/plugingui/knob.cc +++ b/plugingui/knob.cc @@ -40,149 +40,164 @@ namespace GUI { Knob::Knob(Widget *parent) - : Widget(parent) - , img_knob(":knob.png") + : Widget(parent) + , img_knob(":knob.png") { - state = up; + state = up; - maximum = 1.0; - minimum = 0.0; + maximum = 1.0; + minimum = 0.0; - currentValue = minimum; + currentValue = minimum; - mouse_offset_x = 0; + mouse_offset_x = 0; } void Knob::setValue(float value) { - internalSetValue(value); + internalSetValue(value); } float Knob::value() { - return currentValue; + return currentValue; } void Knob::scrollEvent(ScrollEvent *e) { - float value = currentValue - (e->delta / 200.0); - internalSetValue(value); + float value = currentValue - (e->delta / 200.0); + internalSetValue(value); } void Knob::mouseMoveEvent(MouseMoveEvent *e) { - if(state == down) { - if(mouse_offset_x == (e->x + -1 * e->y)) { - return; - } + if(state == down) + { + if(mouse_offset_x == (e->x + -1 * e->y)) + { + return; + } - float dval = mouse_offset_x - (e->x + -1 * e->y); - float value = currentValue - (dval / 300.0); + float dval = mouse_offset_x - (e->x + -1 * e->y); + float value = currentValue - (dval / 300.0); - internalSetValue(value); + internalSetValue(value); - mouse_offset_x = e->x + -1 * e->y; - } + mouse_offset_x = e->x + -1 * e->y; + } } void Knob::keyEvent(KeyEvent *e) { - if(e->direction != -1) { - return; - } - - float value = currentValue; - switch(e->keycode) { - case KeyEvent::KEY_UP: - value += 0.01; - break; - case KeyEvent::KEY_DOWN: - value -= 0.01; - break; - case KeyEvent::KEY_RIGHT: - value += 0.01; - break; - case KeyEvent::KEY_LEFT: - value -= 0.01; - break; - case KeyEvent::KEY_HOME: - value = 0; - break; - case KeyEvent::KEY_END: - value = 1; - break; - default: - break; - } - - internalSetValue(value); + if(e->direction != -1) + { + return; + } + + float value = currentValue; + switch(e->keycode) { + case KeyEvent::KEY_UP: + value += 0.01; + break; + case KeyEvent::KEY_DOWN: + value -= 0.01; + break; + case KeyEvent::KEY_RIGHT: + value += 0.01; + break; + case KeyEvent::KEY_LEFT: + value -= 0.01; + break; + case KeyEvent::KEY_HOME: + value = 0; + break; + case KeyEvent::KEY_END: + value = 1; + break; + default: + break; + } + + internalSetValue(value); } void Knob::buttonEvent(ButtonEvent *e) { - if(e->direction == 1) { - state = down; - mouse_offset_x = e->x + -1*e->y; - } - if(e->direction == -1) { - state = up; - mouse_offset_x = e->x + -1*e->y; - clicked(); - } + if(e->direction == 1) + { + state = down; + mouse_offset_x = e->x + -1*e->y; + } + + if(e->direction == -1) + { + state = up; + mouse_offset_x = e->x + -1*e->y; + clicked(); + } } void Knob::repaintEvent(RepaintEvent *e) { - int diameter = (width()>height()?height():width()); - int radius = diameter / 2; - int center_x = width() / 2; - int center_y = height() / 2; - - Painter p(this); - - p.clear(); - p.drawImageStretched(0, 0, &img_knob, diameter, diameter); - - char buf[64]; - sprintf(buf, "%.2f", currentValue * maximum); - Font font; - p.drawText(center_x - font.textWidth(buf) / 2 + 1, - center_y + font.textHeight(buf) / 2 + 1, font, buf); - - // Make it start from 20% and stop at 80% - double padval = currentValue * 0.8 + 0.1; - - double from_x = sin((-1 * padval + 1) * 2 * M_PI) * radius * 0.6; - double from_y = cos((-1 * padval + 1) * 2 * M_PI) * radius * 0.6; - - double to_x = sin((-1 * padval + 1) * 2 * M_PI) * radius * 0.8; - double to_y = cos((-1 * padval + 1) * 2 * M_PI) * radius * 0.8; - - // Draw "fat" line by drawing 9 lines with moved start/ending points. - p.setColour(Colour(1, 0, 0, 1)); - for(int _x = -1; _x < 2; _x++) { - for(int _y = -1; _y < 2; _y++) { - p.drawLine(from_x + center_x + _x, - from_y + center_y + _y, - to_x + center_x + _x, - to_y + center_y + _y); - - } - } + int diameter = (width()>height()?height():width()); + int radius = diameter / 2; + int center_x = width() / 2; + int center_y = height() / 2; + + Painter p(this); + + p.clear(); + p.drawImageStretched(0, 0, &img_knob, diameter, diameter); + + char buf[64]; + sprintf(buf, "%.2f", currentValue * maximum); + Font font; + p.drawText(center_x - font.textWidth(buf) / 2 + 1, + center_y + font.textHeight(buf) / 2 + 1, font, buf); + + // Make it start from 20% and stop at 80% + double padval = currentValue * 0.8 + 0.1; + + double from_x = sin((-1 * padval + 1) * 2 * M_PI) * radius * 0.6; + double from_y = cos((-1 * padval + 1) * 2 * M_PI) * radius * 0.6; + + double to_x = sin((-1 * padval + 1) * 2 * M_PI) * radius * 0.8; + double to_y = cos((-1 * padval + 1) * 2 * M_PI) * radius * 0.8; + + // Draw "fat" line by drawing 9 lines with moved start/ending points. + p.setColour(Colour(1, 0, 0, 1)); + for(int _x = -1; _x < 2; _x++) + { + for(int _y = -1; _y < 2; _y++) + { + p.drawLine(from_x + center_x + _x, + from_y + center_y + _y, + to_x + center_x + _x, + to_y + center_y + _y); + } + } } void Knob::internalSetValue(float value) { - if(value < minimum) value = minimum; - if(value > maximum) value = maximum; - - if(value == currentValue) { - return; - } - - currentValue = value; - valueChangedNotifier(currentValue); - repaintEvent(NULL); + if(value < minimum) + { + value = minimum; + } + + if(value > maximum) + { + value = maximum; + } + + if(value == currentValue) + { + return; + } + + currentValue = value; + valueChangedNotifier(currentValue); + repaintEvent(nullptr); } } // GUI:: -- cgit v1.2.3