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#include "wplot/PolarGrid2D.h"
#include "wplot/Plot2D.h"
#include "wplot/PolarPlot2D.h"
#include "wplot/Private/LinearTicksCalculator.h"
#include <QPainter>
#include <QDebug>
#include <cmath>
namespace WPlot {
///////////////////////////////////////////////////////////////////////////////
// USING SECTION //
///////////////////////////////////////////////////////////////////////////////
using Private::LinearTicksCalculator;
///////////////////////////////////////////////////////////////////////////////
// PUBLIC SECTION //
///////////////////////////////////////////////////////////////////////////////
PolarGrid2D::PolarGrid2D() :
Layer2D(),
m_upperLeftCorner(-1.0, 1.0),
m_lowerRightCorner(1.0, -1.0),
m_screenRadius(double()),
m_primaryAngleStep(M_PI_2),
m_secondaryAngleStep(M_PI_4),
m_primaryRadiusStep(1.0),
m_secondaryRadiusStep(0.5),
m_primaryAngleColor(Qt::black),
m_secondaryAngleColor(Qt::black),
m_primaryRadiusColor(Qt::black),
m_secondaryRadiusColor(Qt::black),
m_boundaryColor(Qt::black),
m_primaryAngleStyle(Qt::SolidLine),
m_secondaryAngleStyle(Qt::DashLine),
m_primaryRadiusStyle(Qt::SolidLine),
m_secondaryRadiusStyle(Qt::DashLine),
m_boundaryStyle(Qt::SolidLine),
m_primaryAngleWidth(1.0),
m_secondaryAngleWidth(1.0),
m_primaryRadiusWidth(1.0),
m_secondaryRadiusWidth(1.0),
m_boundaryWidth(2.0),
m_primaryAnglePen(),
m_secondaryAnglePen(),
m_primaryRadiusPen(),
m_secondaryRadiusPen(),
m_boundaryPen(),
m_radiusLimits(double(), double())
{
m_primaryAnglePen.setWidthF(m_primaryAngleWidth);
m_primaryAnglePen.setStyle(m_primaryAngleStyle);
m_primaryAnglePen.setColor(m_primaryAngleColor);
m_secondaryAnglePen.setWidthF(m_secondaryAngleWidth);
m_secondaryAnglePen.setStyle(m_secondaryAngleStyle);
m_secondaryAnglePen.setColor(m_secondaryAngleColor);
m_primaryRadiusPen.setWidthF(m_primaryRadiusWidth);
m_primaryRadiusPen.setStyle(m_primaryRadiusStyle);
m_primaryRadiusPen.setColor(m_primaryRadiusColor);
m_secondaryRadiusPen.setWidthF(m_secondaryRadiusWidth);
m_secondaryRadiusPen.setStyle(m_secondaryRadiusStyle);
m_secondaryRadiusPen.setColor(m_secondaryRadiusColor);
m_boundaryPen.setWidthF(m_boundaryWidth);
m_boundaryPen.setStyle(m_boundaryStyle);
m_boundaryPen.setColor(m_boundaryColor);
m_boundaryPen.setJoinStyle(Qt::RoundJoin);
}
/**
* Set the step for primary grid lines of the \f$X\f$ axis.
*
* @param[in] step Step.
*/
void PolarGrid2D::setPrimaryAngleStep(const double &step) {
m_primaryAngleStep = step;
}
/**
* Set the step for secondary grid lines of the \f$X\f$ axis.
*
* @param[in] step Step.
*/
void PolarGrid2D::setSecondaryAngleStep(const double &step) {
m_secondaryAngleStep = step;
}
/**
* Set the step for primary grid lines of the \f$Y\f$ axis.
*
* @param[in] step Step.
*/
void PolarGrid2D::setPrimaryRadiusStep(const double &step) {
m_primaryRadiusStep = step;
}
/**
* Set the step for secondary grid lines of the \f$Y\f$ axis.
*
* @param[in] step Step.
*/
void PolarGrid2D::setSecondaryRadiusStep(const double &step) {
m_secondaryRadiusStep = step;
}
/**
* Set the color for primary grid lines of the \f$X\f$ axis.
*
* @param[in] color Color.
*/
void PolarGrid2D::setPrimaryAngleColor(const QColor &color) {
m_primaryAngleColor = color;
m_primaryAnglePen.setColor(color);
}
/**
* Set the color for secondary grid lines of the \f$X\f$ axis.
*
* @param[in] color Color.
*/
void PolarGrid2D::setSecondaryAngleColor(const QColor &color) {
m_secondaryAngleColor = color;
m_secondaryAnglePen.setColor(color);
}
/**
* Set the color for primary grid lines of the \f$Y\f$ axis.
*
* @param[in] color Color.
*/
void PolarGrid2D::setPrimaryRadiusColor(const QColor &color) {
m_primaryRadiusColor = color;
m_primaryRadiusPen.setColor(color);
}
/**
* Set the color for secondary grid lines of the \f$Y\f$ axis.
*
* @param[in] color Color.
*/
void PolarGrid2D::setSecondaryRadiusColor(const QColor &color) {
m_secondaryRadiusColor = color;
m_secondaryRadiusPen.setColor(color);
}
/**
* Set the color for primary grid lines in both axis.
*
* @param[in] color Color.
*/
void PolarGrid2D::setPrimaryColor(const QColor &color) {
setPrimaryAngleColor(color);
setPrimaryRadiusColor(color);
}
/**
* Set the color for secondary grid lines in both axis.
*
* @param[in] color Color.
*/
void PolarGrid2D::setSecondaryColor(const QColor &color) {
setSecondaryAngleColor(color);
setSecondaryRadiusColor(color);
}
/**
* Set the color for primary and secondary grid lines in both axis.
*
* @param[in] color Color.
*/
void PolarGrid2D::setGridColor(const QColor &color) {
setPrimaryColor(color);
setSecondaryColor(color);
}
/**
* Set the color for boundary rectangle.
*
* @param[in] color Color.
*/
void PolarGrid2D::setBoundaryColor(const QColor &color) {
m_boundaryColor = color;
m_boundaryPen.setColor(color);
}
/**
* Set the color for the entire grid.
*
* @param[in] color Color.
*/
void PolarGrid2D::setColor(const QColor &color) {
setGridColor(color);
setBoundaryColor(color);
}
/**
* Set the style for primary grid lines of the \f$X\f$ axis.
*
* @param[in] style Style.
*/
void PolarGrid2D::setPrimaryAngleStyle(const Qt::PenStyle &style) {
m_primaryAngleStyle = style;
m_primaryAnglePen.setStyle(style);
}
/**
* Set the style for secondary grid lines of the \f$X\f$ axis.
*
* @param[in] style Style.
*/
void PolarGrid2D::setSecondaryAngleStyle(const Qt::PenStyle &style) {
m_secondaryAngleStyle = style;
m_secondaryAnglePen.setStyle(style);
}
/**
* Set the style for primary grid lines of the \f$Y\f$ axis.
*
* @param[in] style Style.
*/
void PolarGrid2D::setPrimaryRadiusStyle(const Qt::PenStyle &style) {
m_primaryRadiusStyle = style;
m_primaryRadiusPen.setStyle(style);
}
/**
* Set the style for secondary grid lines of the \f$Y\f$ axis.
*
* @param[in] style Style.
*/
void PolarGrid2D::setSecondaryRadiusStyle(const Qt::PenStyle &style) {
m_secondaryRadiusStyle = style;
m_secondaryRadiusPen.setStyle(style);
}
/**
* Set the style for primary lines.
*
* @param[in] style Style.
*/
void PolarGrid2D::setPrimaryStyle(const Qt::PenStyle &style) {
setPrimaryAngleStyle(style);
setPrimaryRadiusStyle(style);
}
/**
* Set the style for secondary lines.
*
* @param[in] style Style.
*/
void PolarGrid2D::setSecondaryStyle(const Qt::PenStyle &style) {
setSecondaryAngleStyle(style);
setSecondaryRadiusStyle(style);
}
/**
* Set the style for all grid lines.
*
* @param[in] style Style.
*/
void PolarGrid2D::setGridStyle(const Qt::PenStyle &style) {
setPrimaryStyle(style);
setSecondaryStyle(style);
}
/**
* Set the style for boundary rectangle.
*
* @param[in] style Style.
*/
void PolarGrid2D::setBoundaryStyle(const Qt::PenStyle &style) {
m_boundaryStyle = style;
m_boundaryPen.setStyle(style);
}
/**
* Set the style for entire grid.
*
* @param[in] style Style.
*/
void PolarGrid2D::setStyle(const Qt::PenStyle &style) {
setGridStyle(style);
setBoundaryStyle(style);
}
/**
* Set the width in pixels for primary grid lines of the \f$X\f$ axis.
*
* @param[in] width Width.
*/
void PolarGrid2D::setPrimaryAngleWidth(const double &width) {
m_primaryAngleWidth = width;
m_primaryAnglePen.setWidthF(width);
}
/**
* Set the width in pixels for secondary grid lines of the \f$X\f$ axis.
*
* @param[in] width Width.
*/
void PolarGrid2D::setSecondaryAngleWidth(const double &width) {
m_secondaryAngleWidth = width;
m_secondaryAnglePen.setWidthF(width);
}
/**
* Set the width in pixels for primary grid lines of the \f$Y\f$ axis.
*
* @param[in] width Width.
*/
void PolarGrid2D::setPrimaryRadiusWidth(const double &width) {
m_primaryRadiusWidth = width;
m_primaryRadiusPen.setWidthF(width);
}
/**
* Set the width in pixels for secondary grid lines of the \f$Y\f$ axis.
*
* @param[in] width Width.
*/
void PolarGrid2D::setSecondaryRadiusWidth(const double &width) {
m_secondaryRadiusWidth = width;
m_secondaryRadiusPen.setWidthF(width);
}
/**
* Set the width for primary lines in both axis.
*
* @param[in] width Width.
*/
void PolarGrid2D::setPrimaryWidth(const double &width) {
setPrimaryAngleWidth(width);
setPrimaryRadiusWidth(width);
}
/**
* Set the width for secondary lines in both axis.
*
* @param[in] width Width.
*/
void PolarGrid2D::setSecondaryWidth(const double &width) {
setSecondaryAngleWidth(width);
setSecondaryRadiusWidth(width);
}
/**
* Set the width for grid lines.
*
* @param[in] width Width.
*/
void PolarGrid2D::setGridWidth(const double &width) {
setPrimaryWidth(width);
setSecondaryWidth(width);
}
/**
* Set the width in pixels for boundary rectangle.
*
* @param[in] width Width.
*/
void PolarGrid2D::setBoundaryWidth(const double &width) {
m_boundaryWidth = width;
m_boundaryPen.setWidthF(width);
}
/**
* Set the width for the entire grid.
*
* @param[in] width Width.
*/
void PolarGrid2D::setWidth(const double &width) {
setGridWidth(width);
setBoundaryWidth(width);
}
///////////////////////////////////////////////////////////////////////////////
// VIRTUAL PUBLIC SECTION //
///////////////////////////////////////////////////////////////////////////////
/**
* Draw the grid.
*
* @param[inout] plot Plot.
*/
void PolarGrid2D::draw(Plot2D *plot) {
initializeDrawing(plot);
drawGridAngle(plot);
drawGridRadius(plot);
drawGridBoundary(plot);
}
void PolarGrid2D::drawLines(Plot2D *plot) {
initializeDrawing(plot);
drawGridAngle(plot);
drawGridRadius(plot);
}
void PolarGrid2D::drawBoundary(Plot2D *plot) {
initializeDrawing(plot);
drawGridBoundary(plot);
}
///////////////////////////////////////////////////////////////////////////////
// PRIVATE SECTION //
///////////////////////////////////////////////////////////////////////////////
void PolarGrid2D::initializeDrawing(Plot2D *plot) {
PolarPlot2D *polarPlot = dynamic_cast<PolarPlot2D*>(plot);
if (nullptr == polarPlot) {
return;
}
m_radiusLimits = polarPlot->getRadiusLimits();
const double screenSemiHeight = plot->height() * 0.5;
const double screenSemiWidth = plot->width() * 0.5;
m_screenCenter.setX(screenSemiWidth);
m_screenCenter.setY(screenSemiHeight);
const auto screenPadding = plot->getPixelPadding();
const double screenHorizontalRadius = screenSemiWidth - std::max(screenPadding.left, screenPadding.right);
const double screenVerticalRadius = screenSemiHeight - std::max(screenPadding.top, screenPadding.bottom);
m_screenRadius = std::min(screenHorizontalRadius, screenVerticalRadius);
}
/**
* Draw grid lines for \f$X\f$ axis.
*
* @param[inout] plot Plot.
*/
void PolarGrid2D::drawGridAngle(Plot2D *plot) {
QPainter painter(plot);
plot->initializePainter(painter);
painter.setPen(m_secondaryAnglePen);
for (double angle = 0.0; angle < M_PI * 2.0; angle += m_secondaryAngleStep) {
const double x = m_screenRadius * sin(angle) + m_screenCenter.x();
const double y = m_screenRadius * cos(angle) + m_screenCenter.y();
painter.drawLine(m_screenCenter, QPointF(x, y));
}
painter.setPen(m_primaryAnglePen);
for (double angle = 0.0; angle < M_PI * 2.0; angle += m_primaryAngleStep) {
const double x = m_screenRadius * sin(angle) + m_screenCenter.x();
const double y = m_screenRadius * cos(angle) + m_screenCenter.y();
painter.drawLine(m_screenCenter, QPointF(x, y));
}
}
/**
* Draw grid lines for \f$Y\f$ axis.
*
* @param[inout] plot Plot.
*/
void PolarGrid2D::drawGridRadius(Plot2D *plot) {
QPainter painter(plot);
plot->initializePainter(painter);
LinearTicksCalculator ticksCalculator;
ticksCalculator.setStep(m_secondaryRadiusStep);
ticksCalculator.setLimits(m_radiusLimits.first, m_radiusLimits.second);
const auto secondaryTicks = ticksCalculator.getTicks();
painter.setPen(m_secondaryRadiusPen);
for (const auto& it : secondaryTicks) {
const double multiplier = (it - m_radiusLimits.first) / (m_radiusLimits.second - m_radiusLimits.first);
const double step = m_screenRadius * multiplier;
painter.drawEllipse(m_screenCenter, step, step);
}
painter.setPen(m_primaryRadiusPen);
ticksCalculator.setStep(m_primaryRadiusStep);
const auto primaryTicks = ticksCalculator.getTicks();
painter.setPen(m_primaryRadiusPen);
for (const auto& it : primaryTicks) {
const double multiplier = (it - m_radiusLimits.first) / (m_radiusLimits.second - m_radiusLimits.first);
const double step = m_screenRadius * multiplier;
painter.drawEllipse(m_screenCenter, step, step);
}
}
/**
* Draw grid lines for boundary rectangle.
*
* @param[inout] plot Plot.
*/
void PolarGrid2D::drawGridBoundary(Plot2D *plot) {
QPainter painter(plot);
plot->initializePainter(painter);
const double screenSemiHeight = plot->height() * 0.5;
const double screenSemiWidth = plot->width() * 0.5;
const QPointF screenCenter(screenSemiWidth, screenSemiHeight);
const auto screenPadding = plot->getPixelPadding();
const double screenHorizontalRadius = screenSemiWidth - std::max(screenPadding.left, screenPadding.right);
const double screenVerticalRadius = screenSemiHeight - std::max(screenPadding.top, screenPadding.bottom);
const double screenRadius = std::min(screenHorizontalRadius, screenVerticalRadius);
painter.setPen(m_boundaryPen);
painter.drawEllipse(screenCenter, screenRadius, screenRadius);
}
} // namespace WPlot