RadarDemo.h

00001 /*
00002     RadarDemo.h - Simple radar simulator demo, example of graphic commands usage to create 2D graphics.
00003 
00004     Copyright(c) 2016 karpent at gmail.com, MIT License
00005 
00006     Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files(the "Software"),
00007     to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
00008     and / or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions :
00009 
00010     The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
00011 
00012     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00013     FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
00014     OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
00015     THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00016 */
00017 
00018 /**
00019   * Usage example:
00020   *
00021 @verbatim
00022     #include "RK043FN48H.h"
00023     #include "RadarDemo.h"
00024 
00025     RK043FN48H display;
00026 
00027     int main()
00028     {
00029         RadarDemo demo(&display);
00030         demo.Initialize();
00031 
00032         while(demo.IsRunning()) {
00033             demo.Render();
00034             wait(0.04f);
00035         }
00036     }
00037 @endverbatim
00038 */
00039 
00040 #pragma once
00041 
00042 #include "Radar.h"
00043 #include "RadarTimer.h"
00044 #include "TouchScreen.h"
00045 
00046 typedef enum EUserInputType
00047 {
00048     None = 0,
00049     SingleTouch =1,
00050     MultiplyTouch = 2,
00051     ButtonPressed = 3
00052 } UserInputType;
00053 
00054 
00055 /// <summary>
00056 /// Radar display demo class.
00057 /// </summary>
00058 /// <seealso cref="Radar" />
00059 class RadarDemo : public Radar
00060 {
00061 public:
00062 
00063     /// <summary>
00064     /// Duration time of the demo in milisecons.
00065     /// Set <c>demoTime</c> to 0 if you do not need the time limit.
00066     /// Set for 0
00067     /// </summary>
00068     uint32_t demoTime;
00069 
00070     /// <summary>
00071     /// Class constructor.
00072     /// </summary>
00073     /// <param name="display">The display.</param>
00074     RadarDemo(Display* display);
00075 
00076     /// <summary>
00077     /// Class destructor.
00078     /// </summary>
00079     ~RadarDemo();
00080 
00081     /// <summary>
00082     /// Initializes radar demo instance. Generates sample data for the demo.
00083     /// </summary>
00084     void Initialize();
00085 
00086     /// <summary>
00087     /// Renders single frame of radar imaging.
00088     /// </summary>
00089     void Render();
00090 
00091     /// <summary>
00092     /// Determines whether this instance is running.
00093     /// </summary>
00094     /// <returns>
00095     ///   <c>true</c> if this instance is running; otherwise, <c>false</c>.
00096     /// </returns>
00097     bool IsRunning();
00098 
00099     /// <summary>
00100     /// Check if background needs redraw while range or center location changes.
00101     /// </summary>
00102     bool NeedsRedraw();
00103 
00104     /// <summary>
00105     /// @brief Force background redraw.
00106     /// Sets the display state for NEEDS REDRAW.
00107     /// </summary>
00108     void UnvalidateBackground();
00109 
00110     /// <summary>
00111     /// Generate sample targets.
00112     /// </summary>
00113     /// <param name="count">The number of targets to create.</param>
00114     void AddSampleTargets(int count);
00115 
00116     /// <summary>
00117     /// Detect a touch type on the screen in given area.
00118     /// </summary>
00119     /// <param name="screen">The screen window coordinates.</param>
00120     UserInputType CheckUserInput(Window screen);
00121     
00122     RadarTimer timer;
00123 
00124 private:
00125 
00126     float currentBeamAngle;
00127     float lastBeamAngle;
00128 
00129     bool _needsRedraw;
00130     
00131     TouchScreen* _ts;
00132     uint32_t _buttonPressTime;
00133     bool TouchScreenDisabled();  
00134     void SetTouchScreenTimeout();  
00135     
00136 };
00137