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LatencyTest.cpp
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LatencyTest.cpp
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/*
LatencyTest with FLTK 1.3
(c) 2020 by Christian.Lorenz@gromeck.de
This file is part of LatencyMeasure.
LatencyMeasure 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.
LatencyMeasure 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 LatencyMeasure. If not, see <https://www.gnu.org/licenses/>.
*/
#include <FL/Fl.H>
#include <FL/Fl_Double_Window.H>
#include <FL/Fl_Input.H>
#include <FL/Fl_Int_Input.H>
#include <FL/Fl_Button.H>
#include <FL/Fl_Box.H>
#include <FL/fl_ask.H>
#define __TITLE__ "FLTK TestClient for LatencyMeasure"
static Fl_Double_Window* window;
static Fl_Box *latencyLabel;
static Fl_Int_Input *latencyInput;
static Fl_Button *toggleButton;
static Fl_Button *triggerButton;
static Fl_Box *sensorArea;
static bool toggle = false;
static void timeoutTimerFall(void *)
{
sensorArea->color(toggle ? FL_WHITE : FL_BLACK);
sensorArea->redraw();
}
static void timeoutTimerRise(void *)
{
sensorArea->color(!toggle ? FL_WHITE : FL_BLACK);
sensorArea->redraw();
Fl::add_timeout(0.5,timeoutTimerFall);
}
static void clickedToggleButton(Fl_Widget *widget)
{
toggle = !toggle;
sensorArea->color(toggle ? FL_WHITE : FL_BLACK);
sensorArea->redraw();
}
static void clickedTriggerButton(Fl_Widget *widget)
{
char buffer[10];
int timeout = atoi(latencyInput->value());
sprintf(buffer,"%d",timeout);
latencyInput->value(buffer);
Fl::add_timeout((double) timeout / 1000,timeoutTimerRise);
}
int main(int argc,char **argv)
{
window = new Fl_Double_Window(300,340,__TITLE__);
latencyLabel = new Fl_Box(10,10,280,30,"Latency to add [ms]:");
latencyLabel->align(FL_ALIGN_INSIDE|FL_ALIGN_LEFT|FL_ALIGN_TOP);
latencyInput = new Fl_Int_Input(10,40,280,30,"");
latencyInput->color((Fl_Color) 55);
latencyInput->value("0");
latencyInput->maximum_size(5);
toggleButton = new Fl_Button(10,80,280,30,"Toggle sensors area background");
toggleButton->callback(clickedToggleButton);
triggerButton = new Fl_Button(10,120,280,30,"Place mouse cursor here!");
triggerButton->callback(clickedTriggerButton);
sensorArea = new Fl_Box(FL_FRAME_BOX,10,160,280,170,"Place sensor here!");
sensorArea->align(FL_ALIGN_INSIDE|FL_ALIGN_LEFT|FL_ALIGN_TOP);
sensorArea->color(FL_BLACK);
sensorArea->labelcolor(FL_RED);
window->end();
window->show(argc,argv);
return Fl::run();
}/**/