75 lines
1.9 KiB
C
75 lines
1.9 KiB
C
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#ifndef GTL_GUI_SPGR_WIDGET_H
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#define GTL_GUI_SPGR_WIDGET_H
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#include <QWidget>
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#include "qpainter.h"
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#include "math/gtl_math_spec.h"
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#include "gui/spgr/gtl_gui_spgr_series.h"
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#include "gui/spgr/gtl_gui_spgr_chart.h"
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#include "gui/gui_global.h"
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namespace Ui {
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class spgr_widget;
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}
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namespace gtl
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{
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namespace gui
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{
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namespace spgr
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{
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class GTL_GUI_EXPORT gradient_widget : public QWidget
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{
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Q_OBJECT
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public:
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gradient_widget(QWidget *parent) : QWidget(parent){}
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void paintEvent(QPaintEvent *)
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{
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QPainter painter(this);
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QLinearGradient gradient(0, 0, width(), 0);
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gradient.setColorAt(0, Qt::blue);
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gradient.setColorAt(0.25, Qt::cyan);
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gradient.setColorAt(0.5, Qt::green);
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gradient.setColorAt(0.75, Qt::yellow);
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gradient.setColorAt(1, Qt::red);
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painter.setBrush(gradient);
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painter.drawRect(rect());
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}
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};
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class GTL_GUI_EXPORT widget : public QWidget
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{
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Q_OBJECT
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public:
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explicit widget(QWidget *parent, gtl::math::spec *spec);
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~widget();
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line_widget* time_widget();
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line_widget* freq_widget();
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private:
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Ui::spgr_widget *ui;
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QDomElement* _root_element;
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series* _series;
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chart* _chart;
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void update_parameters();
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void closeEvent(QCloseEvent *event);
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signals:
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void closed();
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void deleted();
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void time_chart_changed();
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void freq_chart_changed();
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};
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}
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}
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}
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#endif // GTL_GUI_SPGR_WIDGET_H
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