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83 lines
3.0 KiB
C++
83 lines
3.0 KiB
C++
//##################################################################################################
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//
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// Custom Visualization Core library
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// Copyright (C) 2011-2012 Ceetron AS
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//
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// This library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE.
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//
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// See the GNU General Public License at <<http://www.gnu.org/licenses/gpl.html>>
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// for more details.
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//
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//##################################################################################################
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#pragma once
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#include "cvfOverlayItem.h"
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#include "cvfMatrix4.h"
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#include "cvfColor3.h"
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#include "cvfString.h"
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namespace cvf {
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class Camera;
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class DrawableGeo;
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class DrawableVectors;
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class Font;
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class ShaderProgram;
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class MatrixState;
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//==================================================================================================
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//
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// Overlay axis cross
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//
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//==================================================================================================
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class OverlayAxisCross : public OverlayItem
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{
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public:
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OverlayAxisCross(Camera* camera, Font* font);
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~OverlayAxisCross();
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virtual Vec2ui sizeHint();
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virtual Vec2ui maximumSize();
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virtual Vec2ui minimumSize();
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virtual void render(OpenGLContext* oglContext, const Vec2ui& position, const Vec2ui& size);
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virtual void renderSoftware(OpenGLContext* oglContext, const Vec2ui& position, const Vec2ui& size);
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void setSize(const Vec2ui& size);
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void setAxisLabels(const String& xLabel, const String& yLabel, const String& zlabel);
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void setAxisLabelsColor(const Color3f& color);
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private:
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void render(OpenGLContext* oglContext, const Vec2ui& position, const Vec2ui& size, bool software, const Mat4d& viewMatrix);
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void createAxisGeometry(bool software);
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void renderAxis(OpenGLContext* oglContext, const MatrixState& matrixState);
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void renderAxisImmediateMode(OpenGLContext* oglContext, const MatrixState& matrixState);
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void renderAxisLabels(OpenGLContext* oglContext, bool software, const MatrixState& matrixState);
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private:
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ref<Camera> m_camera; // This camera's view matrix will be used to orient the axis cross
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String m_xLabel; // Label to display on x axis, default 'x'
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String m_yLabel;
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String m_zLabel;
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Color3f m_textColor; // Text color
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ref<Font> m_font;
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Vec2ui m_size; // Pixel size of the axis area
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ref<DrawableVectors> m_axis;
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ref<DrawableGeo> m_xAxisTriangle;
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ref<DrawableGeo> m_yAxisTriangle;
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};
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}
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