From c9134d86d393e3acba278d886482b84d3e4bf722 Mon Sep 17 00:00:00 2001 From: Bent Bisballe Nyeng Date: Sat, 2 May 2020 13:17:18 +0200 Subject: Add new PowerWidget for setting and showing control points of the powermap. --- plugingui/powerwidget.cc | 332 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 332 insertions(+) create mode 100644 plugingui/powerwidget.cc (limited to 'plugingui/powerwidget.cc') diff --git a/plugingui/powerwidget.cc b/plugingui/powerwidget.cc new file mode 100644 index 0000000..02e7253 --- /dev/null +++ b/plugingui/powerwidget.cc @@ -0,0 +1,332 @@ +/* -*- Mode: c++ -*- */ +/*************************************************************************** + * powerwidget.cc + * + * Fri Apr 24 17:30:45 CEST 2020 + * Copyright 2020 Bent Bisballe Nyeng + * deva@aasimon.org + ****************************************************************************/ + +/* + * This file is part of DrumGizmo. + * + * DrumGizmo is free software; you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * DrumGizmo is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with DrumGizmo; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ +#include "powerwidget.h" + +#include "painter.h" + +#include +#include +#include +#include + +#include +#include + +PowerWidget::PowerWidget(GUI::Widget* parent, + Settings& settings, + SettingsNotifier& settings_notifier) + : GUI::Widget(parent) + , canvas(this, settings, settings_notifier) + , settings(settings) +{ + canvas.move(7, 7); + + CONNECT(&shelf_checkbox, stateChangedNotifier, this, &PowerWidget::chk_shelf); + + shelf_label.setText("Shelf"); + shelf_label.setAlignment(GUI::TextAlignment::center); + shelf_label.resize(59, 16); + shelf_checkbox.resize(59, 40); + + CONNECT(&settings_notifier, powermap_shelf, &shelf_checkbox, + &GUI::CheckBox::setChecked); +} + +void PowerWidget::chk_shelf(bool v) +{ + settings.powermap_shelf.store(v); +} + +void PowerWidget::repaintEvent(GUI::RepaintEvent *repaintEvent) +{ + GUI::Painter p(*this); + box.setSize(width() - 59 - 64, height()); + p.drawImage(0, 0, box); +} + +void PowerWidget::resize(std::size_t width, std::size_t height) +{ + Widget::resize(width, height); + if(width < (14 + 59 + 64) || height < 14) + { + canvas.resize(1, 1); + return; + } + canvas.resize(width - 14 - 59 - 64, height - 14); + + shelf_label.move(width - 59 + 5 - 32 , 0); + shelf_checkbox.move(width - 59 + 5 - 32, 16); +} + +PowerWidget::Canvas::Canvas(GUI::Widget* parent, + Settings& settings, + SettingsNotifier& settings_notifier) + : GUI::Widget(parent) + , settings_notifier(settings_notifier) + , settings(settings) +{ + CONNECT(this, settings_notifier.enable_powermap, + this, &PowerWidget::Canvas::parameterChangedBool); + CONNECT(this, settings_notifier.powermap_fixed0_x, + this, &PowerWidget::Canvas::parameterChangedFloat); + CONNECT(this, settings_notifier.powermap_fixed0_y, + this, &PowerWidget::Canvas::parameterChangedFloat); + CONNECT(this, settings_notifier.powermap_fixed1_x, + this, &PowerWidget::Canvas::parameterChangedFloat); + CONNECT(this, settings_notifier.powermap_fixed1_y, + this, &PowerWidget::Canvas::parameterChangedFloat); + CONNECT(this, settings_notifier.powermap_fixed2_x, + this, &PowerWidget::Canvas::parameterChangedFloat); + CONNECT(this, settings_notifier.powermap_fixed2_y, + this, &PowerWidget::Canvas::parameterChangedFloat); + CONNECT(this, settings_notifier.powermap_shelf, + this, &PowerWidget::Canvas::parameterChangedBool); + CONNECT(this, settings_notifier.powermap_input, + this, &PowerWidget::Canvas::parameterChangedFloat); + CONNECT(this, settings_notifier.powermap_output, + this, &PowerWidget::Canvas::parameterChangedFloat); + + parameterChangedFloat(0); +} + +void PowerWidget::Canvas::repaintEvent(GUI::RepaintEvent *repaintEvent) +{ + if(width() < 1 || height() < 1) + { + return; + } + + const float x0 = brd; + const float y0 = brd; + const float width0 = (int)width() - 2 * brd; + const float height0 = (int)height() - 2 * brd; + + GUI::Painter p(*this); + + p.clear(); + + p.setColour(GUI::Colour(1.0f, 1.0f, 1.0f, 0.2f)); + p.drawRectangle(x0, y0 + height0, x0 + width0, y0); + + if(enabled) + { + // draw 1:1 line in grey in the background to indicate where 1:1 is + p.setColour(GUI::Colour(0.5)); + p.drawLine(x0, y0 + height0, x0 + width0, y0); + } + + if(enabled) + { + // enabled green + p.setColour(GUI::Colour(0.0f, 1.0f, 0.0f, 1.0f)); + } + else + { + // disabled grey + p.setColour(GUI::Colour(0.5f)); + } + + // Draw very short line segments across the region + std::pair old{}; + for(std::size_t x = 0; x < width0; ++x) + { + int y = power_map.map((float)x / width0) * height0; + if(x > 0) + { + p.drawLine(x0 + old.first, y0 + old.second, x0 + x, y0 + height0 - y); + } + old = { x, height0 - y }; + } + + int x = width0; + int y = power_map.map((float)x / width0) * height0; + p.drawLine(x0 + old.first, y0 + old.second, x0 + x, y0 + height0 - y); + old = { x, height0 - y }; + + if(!enabled) + { + // draw 1:1 line in green in the foreground + p.setColour(GUI::Colour(0.0f, 1.0f, 0.0f, 1.0f)); + p.drawLine(x0, y0 + height0, x0 + width0, y0); + } + + // draw the input/output of the last hit + if(settings.powermap_input.load() != -1 && settings.powermap_output.load() != -1) + { + p.setColour(GUI::Colour(.8f, 0.0f, .2f, .5f)); + p.drawLine(x0 + settings.powermap_input.load()*width0, y0 + height0, + x0 + settings.powermap_input.load()*width0, y0); + p.drawLine(x0, y0 + height0 - settings.powermap_output.load()*height0, + x0 + width0, y0 + height0 - settings.powermap_output.load()*height0); + } + + // draw the fixed nodes of the spline + float rad = radius * width(); + p.setColour(GUI::Colour{0.0f, 1.0f, 0.0f, 0.7f}); + p.drawFilledCircle(x0 + std::round(settings.powermap_fixed0_x.load() * width0), + y0 + height0 - std::round(settings.powermap_fixed0_y.load() * height0), rad); + p.drawCircle(x0 + std::round(power_map.getFixed0().in * width0), + y0 + height0 - std::round(power_map.getFixed0().out * height0), rad + 1); + + p.setColour(GUI::Colour{1.0f, 1.0f, 0.0f, 0.7f}); + p.drawFilledCircle(x0 + std::round(settings.powermap_fixed1_x.load() * width0), + y0 + height0 - std::round(settings.powermap_fixed1_y.load() * height0), rad); + p.drawCircle(x0 + std::round(power_map.getFixed1().in * width0), + y0 + height0 - std::round(power_map.getFixed1().out * height0), rad + 1); + + p.setColour(GUI::Colour{1.0f, 0.0f, 0.0f, 0.7f}); + p.drawFilledCircle(x0 + std::round(settings.powermap_fixed2_x.load() * width0), + y0 + height0 - std::round(settings.powermap_fixed2_y.load() * height0), rad); + p.drawCircle(x0 + std::round(power_map.getFixed2().in * width0), + y0 + height0 - std::round(power_map.getFixed2().out * height0), rad + 1); + + p.setColour(GUI::Colour(1.0f, 1.0f, 1.0f, 0.2f)); + p.drawText(width() / 2 - (font.textWidth("in") / 2), height() - 8, font, "in"); + p.drawText(8, height() / 2 - (font.textWidth("out") / 2), font, "out", false, true); +} + +void PowerWidget::Canvas::buttonEvent(GUI::ButtonEvent* buttonEvent) +{ + const float x0 = brd; + const float y0 = brd; + const float width0 = (int)width() - 2 * brd; + const float height0 = (int)height() - 2 * brd; + + float mx0 = (float)(buttonEvent->x - x0) / width0; + float my0 = (float)(((int)height() - buttonEvent->y) - y0) / height0; + + float radius_x = radius * 2; + float radius_y = radius * width0 / height0 * 2; + + switch(buttonEvent->direction) + { + case GUI::Direction::up: + in_point = -1; + break; + case GUI::Direction::down: + if(std::abs(mx0 - settings.powermap_fixed0_x.load()) < radius_x && + std::abs(my0 - settings.powermap_fixed0_y.load()) < radius_y) + { + in_point = 0; + } + + if(std::abs(mx0 - settings.powermap_fixed1_x.load()) < radius_x && + std::abs(my0 - settings.powermap_fixed1_y.load()) < radius_y) + { + in_point = 1; + } + + if(std::abs(mx0 - settings.powermap_fixed2_x.load()) < radius_x && + std::abs(my0 - settings.powermap_fixed2_y.load()) < radius_y) + { + in_point = 2; + } + break; + } +} + +namespace +{ +float clamp(float val, float min, float max) +{ + return std::max(min, std::min(max, val)); +} +} + +void PowerWidget::Canvas::mouseMoveEvent(GUI::MouseMoveEvent* mouseMoveEvent) +{ + const float x0 = brd; + const float y0 = brd; + const float width0 = (int)width() - 2 * brd; + const float height0 = (int)height() - 2 * brd; + + float mx0 = (float)(mouseMoveEvent->x - x0) / width0; + float my0 = (float)(((int)height() - mouseMoveEvent->y) - y0) / height0; + + switch(in_point) + { + case 0: + settings.powermap_fixed0_x.store(clamp(mx0, 0, 1)); + settings.powermap_fixed0_y.store(clamp(my0, 0, 1)); + redraw(); + break; + case 1: + settings.powermap_fixed1_x.store(clamp(mx0, 0, 1)); + settings.powermap_fixed1_y.store(clamp(my0, 0, 1)); + redraw(); + break; + case 2: + settings.powermap_fixed2_x.store(clamp(mx0, 0, 1)); + settings.powermap_fixed2_y.store(clamp(my0, 0, 1)); + redraw(); + break; + default: + break; + } +/* + switch(in_point) + { + case 0: + settings.fixed0_x.store(clamp((float)mouseMoveEvent->x / width())); + settings.fixed0_y.store(1.0f - clamp((float)mouseMoveEvent->y / height())); + redraw(); + break; + case 1: + settings.fixed1_x.store(clamp((float)mouseMoveEvent->x / width())); + settings.fixed1_y.store(1.0f - clamp((float)mouseMoveEvent->y / height())); + redraw(); + break; + case 2: + settings.fixed2_x.store(clamp((float)mouseMoveEvent->x / width())); + settings.fixed2_y.store(1.0f - clamp((float)mouseMoveEvent->y / height())); + redraw(); + break; + default: + break; + } +*/ +} + +void PowerWidget::Canvas::mouseLeaveEvent() +{ + //in_point = -1; +} + +void PowerWidget::Canvas::parameterChangedFloat(float) +{ + power_map.setFixed0({settings.powermap_fixed0_x.load(), settings.powermap_fixed0_y.load()}); + power_map.setFixed1({settings.powermap_fixed1_x.load(), settings.powermap_fixed1_y.load()}); + power_map.setFixed2({settings.powermap_fixed2_x.load(), settings.powermap_fixed2_y.load()}); + power_map.setShelf(settings.powermap_shelf.load()); + enabled = settings.enable_powermap.load(); + redraw(); +} + +void PowerWidget::Canvas::parameterChangedBool(bool) +{ + parameterChangedFloat(0); +} -- cgit v1.2.3