#include "gui/Defines.h"
#include "gui/QProjectionMatrixWidget.h"

using namespace projection;

QProjectionMatrixWidget::QProjectionMatrixWidget(QWidget* pParent, Qt::WFlags flags)
    : QWidget(pParent, flags)
{
    ui.setupUi(this);
    m_bStopSlot = false;
}

QProjectionMatrixWidget::~QProjectionMatrixWidget()
{
}

void QProjectionMatrixWidget::setMatrix(const ProjectionMatrix& matrix)
{
    if (m_bStopSlot) return;

    ui.fovEdit->setText(formatValue(matrix.getFOV()));
	ui.aspectRatioEdit->setText(QString::number(matrix.getAspectRatio(), 'g'));
    ui.nearEdit->setText(QString::number(matrix.getNear(), 'g'));
    ui.farEdit->setText(QString::number(matrix.getFar(), 'g'));
    ui.offaxisXEdit->setText(formatValue(matrix.getOffaxisX()));
    ui.offaxisYEdit->setText(formatValue(matrix.getOffaxisY()));

//    checkValueChanged();
    m_matrix = matrix;
}

ProjectionMatrix QProjectionMatrixWidget::getMatrix() const
{
    return m_matrix;
}

void QProjectionMatrixWidget::clear()
{
    ui.fovEdit->setText("");
    ui.aspectRatioEdit->setText("");
    ui.nearEdit->setText("");
    ui.farEdit->setText("");
    ui.offaxisXEdit->setText("");
    ui.offaxisYEdit->setText("");
    m_matrix = ProjectionMatrix();
}

void QProjectionMatrixWidget::checkValueChanged()
{
    ProjectionMatrix matrix;

    matrix.setFOV(ui.fovEdit->text().toFloat());
    matrix.setAspectRatio(ui.aspectRatioEdit->text().toFloat());
    matrix.setNear(ui.nearEdit->text().toFloat());
    matrix.setFar(ui.farEdit->text().toFloat());
    matrix.setOffaxisX(ui.offaxisXEdit->text().toFloat());
    matrix.setOffaxisY(ui.offaxisYEdit->text().toFloat());

    if (m_matrix != matrix)
    {
        m_matrix = matrix;
        m_bStopSlot = true;
        emit matrixChanged(m_matrix);
        m_bStopSlot = false;
    }
}

void QProjectionMatrixWidget::on_fovEdit_editingFinished()
{
    checkValueChanged();
}

void QProjectionMatrixWidget::on_aspectRatioEdit_editingFinished()
{
    checkValueChanged();
}

void QProjectionMatrixWidget::on_nearEdit_editingFinished()
{
    checkValueChanged();
}

void QProjectionMatrixWidget::on_farEdit_editingFinished()
{
    checkValueChanged();
}

void QProjectionMatrixWidget::on_offaxisXEdit_editingFinished()
{
    checkValueChanged();
}

void QProjectionMatrixWidget::on_offaxisYEdit_editingFinished()
{
    checkValueChanged();
}