83 lines
1.7 KiB
C++
83 lines
1.7 KiB
C++
#include "inputnoise.h"
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#include <QLabel>
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#include <QPushButton>
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#include <QPainter>
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#include <QColorDialog>
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#include "dialognoise.h"
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class NoiseSmallPreview:public QWidget
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{
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public:
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NoiseSmallPreview(QWidget* parent, NoiseGenerator* noise):
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QWidget(parent),
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noise(noise)
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{
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}
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void paintEvent(QPaintEvent*)
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{
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if (!noise)
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{
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return;
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}
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QPainter painter(this);
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int width = this->width();
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int height = this->height();
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double value, factor;
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double minvalue, maxvalue;
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noise->getRange(&minvalue, &maxvalue);
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for (int x = 0; x < width; x++)
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{
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factor = ((double)(height / 2)) / maxvalue;
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value = -noise->get1DTotal(((double)x) / factor) * factor;
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painter.setPen(Qt::white);
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painter.drawLine(x, 0, x, height / 2 + value);
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painter.setPen(Qt::black);
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painter.drawLine(x, height / 2 + value + 1, x, height);
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}
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}
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NoiseGenerator* noise;
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};
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InputNoise::InputNoise(QWidget* form, QString label, NoiseGenerator* value):
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BaseInput(form, label),
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_value(value)
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{
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_preview = new NoiseSmallPreview(form, value);
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_preview->setMinimumSize(100, 40);
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_control = new QPushButton(tr("Edit"), form);
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_control->setMaximumWidth(150);
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connect((QPushButton*)_control, SIGNAL(clicked()), this, SLOT(editNoise()));
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}
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void InputNoise::updatePreview()
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{
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_preview->update();
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BaseInput::updatePreview();
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}
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void InputNoise::applyValue()
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{
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BaseInput::applyValue();
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}
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void InputNoise::revert()
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{
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BaseInput::revert();
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}
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void InputNoise::editNoise()
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{
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if (DialogNoise::getNoise(_control, _value))
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{
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applyValue();
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}
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}
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