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// Copyright (C) 2018 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#pragma once
#include "canvasstyledialog.h"
#include <qglobal.h>
QT_FORWARD_DECLARE_CLASS(QBrush);
QT_FORWARD_DECLARE_CLASS(QColor);
QT_FORWARD_DECLARE_CLASS(QPainter);
QT_FORWARD_DECLARE_CLASS(QPointF);
QT_FORWARD_DECLARE_CLASS(QPoint);
QT_FORWARD_DECLARE_CLASS(QSize);
namespace QmlDesigner {
class EasingCurve;
class Canvas
{
public:
Canvas(int width,
int height,
int marginX,
int marginY,
int cellCountX,
int cellCountY,
int offsetX,
int offsetY);
public:
CanvasStyle canvasStyle() const;
double scale() const;
QRectF gridRect() const;
QPointF normalize(const QPointF &point) const;
QPointF mapTo(const QPointF &point) const;
EasingCurve mapTo(const EasingCurve &curve) const;
QPointF mapFrom(const QPointF &point) const;
EasingCurve mapFrom(const EasingCurve &curve) const;
QPointF clamp(const QPointF &point) const;
void setCanvasStyle(const CanvasStyle &style);
void setScale(double scale);
void resize(const QSize &size);
void paintGrid(QPainter *painter, const QBrush &background);
void paintCurve(QPainter *painter, const EasingCurve &curve, const QColor &color);
void paintControlPoints(QPainter *painter, const EasingCurve &curve);
void paintProgress(QPainter *painter, const EasingCurve &curve, double progress);
private:
void paintLine(QPainter *painter, const QPoint &p1, const QPoint &p2);
void paintPoint(QPainter *painter, const QPointF &point, bool smooth, bool active = false);
private:
int m_width;
int m_height;
int m_marginX;
int m_marginY;
int m_cellCountX;
int m_cellCountY;
int m_offsetX;
int m_offsetY;
double m_scale;
CanvasStyle m_style;
};
} // namespace QmlDesigner
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