53 lines
1.5 KiB
C++
53 lines
1.5 KiB
C++
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#include "PreviewOsdItem.h"
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#include <QPainter>
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#include "Vector3.h"
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#include "camera.h"
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PreviewOsdItem::PreviewOsdItem(int width, int height) : QImage(width, height, QImage::Format_ARGB32)
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{
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_xlocation = 0.0;
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_ylocation = 0.0;
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fill(0x00000000);
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}
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void PreviewOsdItem::setLocation(double x, double y)
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{
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_xlocation = x;
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_ylocation = y;
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}
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void PreviewOsdItem::drawCamera(CameraDefinition* camera)
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{
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Vector3 camera_location = cameraGetLocation(camera);
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VectorSpherical camera_direction = cameraGetDirectionSpherical(camera);
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int w2 = width() / 2;
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int h2 = height() / 2;
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_xlocation = camera_location.x;
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_ylocation = camera_location.z;
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QPainter painter(this);
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painter.setPen(QPen(Qt::red, 2));
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painter.setRenderHints(QPainter::Antialiasing | QPainter::HighQualityAntialiasing, true);
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painter.drawLine(w2, h2, w2 + w2 * cos(camera_direction.phi - M_PI_4), h2 - h2 * sin(camera_direction.phi - M_PI_4));
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painter.drawLine(w2, h2, w2 + w2 * cos(camera_direction.phi + M_PI_4), h2 - h2 * sin(camera_direction.phi + M_PI_4));
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}
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void PreviewOsdItem::setToolTip(QString text)
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{
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_tooltip = text;
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}
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QString PreviewOsdItem::getToolTip(double x, double y, double scaling)
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{
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if (_tooltip.isEmpty() or (x > _xlocation - (width() / 2) * scaling and x < _xlocation + (width() / 2) * scaling and y > _ylocation - (height() / 2) * scaling and y < _ylocation + (height() / 2) * scaling))
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{
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return _tooltip;
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}
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else
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{
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return QString();
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}
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}
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