view Source/Display/OpenGLJuceCanvas.h @ 31:88287c1c2c92

Added an auxiliary MIDI input control, and moved the logging out of the window into the menu to make space in the GUI. Also updated the main window to be rescalable vertically for showing more mappings.

/*
  TouchKeys: multi-touch musical keyboard control software
  Copyright (c) 2013 Andrew McPherson

  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 3 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, see <http://www.gnu.org/licenses/>.
 
  =====================================================================

  OpenGLJuceCanvas.h: Juce Component subclass which connects to the
  OpenGLDisplayBase class. Provides a generic interface between Juce and
  the specific OpenGL renderer.
*/

#ifndef __TouchKeys__OpenGLJuceCanvas__
#define __TouchKeys__OpenGLJuceCanvas__

#include "../JuceLibraryCode/JuceHeader.h"
#include "OpenGLDisplayBase.h"

#if JUCE_OPENGL

//==============================================================================
class OpenGLJuceCanvas  : public Component,
                          public OpenGLRenderer
{
public:
    // *** Constructor / Destructor ***
    OpenGLJuceCanvas(OpenGLDisplayBase& display) : display_(display) {
        openGLContext_.setRenderer (this);
        openGLContext_.setComponentPaintingEnabled (false);
        // Funny OpenGL bugs in Linux version that results in improper drawing when in background
        // For other OSes, save the cycles of continuous repainting.
        if(SystemStats::getOperatingSystemType() == SystemStats::Linux)
            openGLContext_.setContinuousRepainting (true);
        else
            openGLContext_.setContinuousRepainting (false);
        openGLContext_.attachTo (*this);
        display_.setCanvas(this);
    }
    ~OpenGLJuceCanvas() {
        openGLContext_.detach();
    }
    
    // *** OpenGL Context Methods ***
    void newOpenGLContextCreated() {}
    void openGLContextClosing() {}
    
    void mouseDown (const MouseEvent& e) {
        if(e.mods.isLeftButtonDown())
            display_.mouseDown(e.x, e.y);
        else if(e.mods.isRightButtonDown())
            display_.rightMouseDown(e.x, e.y);
    }
    
    void mouseDrag (const MouseEvent& e) {
        if(e.mods.isLeftButtonDown())
            display_.mouseDragged(e.x, e.y);
        else if(e.mods.isRightButtonDown())
            display_.rightMouseDragged(e.x, e.y);
    }
    
    void mouseUp (const MouseEvent& e) {
        if(e.mods.isLeftButtonDown())
            display_.mouseUp(e.x, e.y);
        else if(e.mods.isRightButtonDown())
            display_.rightMouseUp(e.x, e.y);
    }
    
    
    void resized() {
        display_.setDisplaySize(getWidth(), getHeight());
    }
    
    void paint (Graphics&) {}
    
    void renderOpenGL() {
        display_.render();
    }
    
    // Method to tell the OpenGLContext to repaint
    void triggerRepaint() {
        openGLContext_.triggerRepaint();
    }
    
private:
    OpenGLDisplayBase& display_;    // Reference to the TouchKeys-specific OpenGL Display
    OpenGLContext openGLContext_;
};

#endif /* JUCE_OPENGL */

#endif /* defined(__TouchKeys__OpenGLJuceCanvas__) */