canvasglwidget.cpp

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// Copyright (C) 2025 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only

#include "canvasglwidget.h"

#include "helper.h"

#include <QPainter>

#include <QTimer>

CanvasGLWidget::CanvasGLWidget(Helper *helper, QWidget *parent)

    : QCanvasPainterWidget(parent), helper(helper)

    setApi(QRhiWidget::Api::OpenGL);

    elapsed = 0;

    setFixedSize(200, 200);

    setAutoFillBackground(false);

void CanvasGLWidget::animate()

    elapsed = (elapsed + qobject_cast<QTimer*>(sender())->interval()) % 1000;

    update();

void CanvasGLWidget::initializeResources(QCanvasPainter *painter)

    helper->canvasInit(painter);

void CanvasGLWidget::paint(QCanvasPainter *painter)

    helper->paint(painter, QRect(0, 0, width(), height()), elapsed);