draw_context.h

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/*
 * This program source code file is part of KICAD, a free EDA CAD application.
 *
 * Copyright (C) 2017 Kicad Developers, see change_log.txt for contributors.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, you may find one here:
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * or you may search the http://www.gnu.org website for the version 2 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 */
 
#ifndef PREVIEW_PREVIEW_DRAW_CONTEXT__H_
#define PREVIEW_PREVIEW_DRAW_CONTEXT__H_
 
#include <painter.h>
#include <math/vector2d.h>
 
namespace KIGFX
{
class GAL;
class VIEW;
 
namespace PREVIEW
{
 class DRAW_CONTEXT
 {
 public:
 DRAW_CONTEXT( KIGFX::VIEW& aView );
 
 void DrawCircle( const VECTOR2I& aOrigin, double aRad, bool aDeEmphasised );
 
 
 void DrawLine( const VECTOR2I& aStart, const VECTOR2I& aEnd, bool aDeEmphasised );
 
 
 void DrawLineWithAngleHighlight(
 const VECTOR2I& aStart, const VECTOR2I& aEnd, bool aDeEmphasised );
 
 void DrawArcWithAngleHighlight(
 const VECTOR2I& aOrigin, double aRad, double aStartAngle, double aEndAngle );
 
 private:
 COLOR4D getSpecialAngleColour() const;
 
 KIGFX::GAL& m_gal;
 
 const KIGFX::RENDER_SETTINGS& m_render_settings;
 
 GAL_LAYER_ID m_currLayer;
 
 float m_lineWidth;
 };
 
} // namespace PREVIEW
} // namespace KIGFX
 
#endif // PREVIEW_PREVIEW_DRAW_CONTEXT__H_