1.remake show the bild

2.the GUI can show a bild with the colormap
3.Kommentar

main/main.cpp

@@ -2,69 +2,138 @@
 #include <iostream>
 #include <Fl/Fl.H>
 #include <FL/Fl_Box.H>
+#include <FL/Fl_Timer.H>
 #include <FL/Fl_Window.H>
 #include <FL/fl_draw.H>
 
 
-
 #define window_height 600
 #define window_width 800
 
-/*****************************************************************************/
+/**************************************[[l***************************************/
 /* This class provides a view to copy the offscreen surface to */
 
-int color_map[window_width][window_height];
+//Pixel ist ein neue Class fuer ein Pixel
-class My_Window : public Fl_Window{
+class Pixel : public Fl_Widget {
-    int x,y,button;
+    Fl_Color color;
-    int handle(int e)
+    //Pixel zu malen, x,y sind fuer die Postion in Window.w,h ist width und height.color ist die Farbe von Pixel
-    {
+    void draw() {
+        fl_draw_box(FL_FLAT_BOX, x(), y(), w(), h(), color);
+    }
 
-        switch (e)
+public:
-        {
+    //Konstruktor
+    Pixel(int x, int y, int w, int h) :
+            Fl_Widget(x, y, w, h, 0) {}
+    //die Farbe von Pixel einstellen
+    void set_color(int RGB){
+        this->color = fl_rgb_color((uchar) ((RGB & 0xff000000) >> 24), (uchar) ((RGB & 0xff0000) >> 16),
+                                   (uchar) ((RGB & 0xff00) >> 8));
+    }
+};
+
+
+class My_Window : public Fl_Window {
+    int x, y, button;
+    int (*color_map)[window_width][window_height];
+    Pixel* pixels[window_width][window_height];
+    int c=0xff000000;
+    //die Inputs von Maus und Tastatur behandln
+    int handle(int e) {
+        switch (e) {
+            //Druck vom Maus behandln
+            case FL_PUSH:
+                if(Fl::event_button()==FL_LEFT_MOUSE){
+                    std::cout << "Mouse:left" << std::endl;
+                }else if(Fl::event_button()==FL_RIGHT_MOUSE){
+                    std::cout << "Mouse:right" << std::endl;
+                }else{
+                    std::cout << "Mouse:middle" << std::endl;
+                }
+                return 1;
+            //Druck und Bewegung vom Maus behandln
+            case FL_DRAG:
+                x = Fl::event_x();
+                y = Fl::event_y();
+                std::cout << "Postion X:" << x << " Postion Y:" << y << std::endl;
+                if(Fl::event_button()==FL_LEFT_MOUSE){
+                    std::cout << "Mouse:left" << std::endl;
+                }else if(Fl::event_button()==FL_RIGHT_MOUSE){
+                    std::cout << "Mouse:right" << std::endl;
+                }else{
+                    std::cout << "Mouse:middle" << std::endl;
+                }
+                return 1;
+            //Bewegung vom Maus behandln
             case FL_MOVE:
                 x = Fl::event_x();
                 y = Fl::event_y();
-                std::cout<<"Postion X:"<< x <<" Postion Y:"<< y <<std::endl;
+                std::cout << "Postion X:" << x << " Postion Y:" << y << std::endl;
                 return 1;
+            //Druck von der Tastator behandln
             case FL_KEYBOARD:
                 button = Fl::event_button();
-                std::cout<<"Keyboard:"<< (unsigned short)button <<std::endl;
+                std::cout << "Keyboard:" << (unsigned short) button << std::endl;
                 return 1;
+           // case FL_:
         }
 
     }
 
 public:
-    My_Window(int x, int y, const char *l ) : Fl_Window(x,y,l){};
+    //Konstruktor
-};
+    My_Window(int x, int y, const char *l, int (*color_map)[window_width][window_height]) : Fl_Window(x, y, l) {
-
+        this->color_map = color_map;
-class Pixel : public Fl_Widget {
+        for (int i = 0; i < window_width; i++) {
-    Fl_Color color;
+            for (int j = 0; j < window_height; j++) {
-    void draw(){
+                pixels[i][j]=new Pixel(i,j,1,1);
-        fl_draw_box(static_cast<Fl_Boxtype>(1), x(), y(), w(), h(), color);
+            }
+        }
+    }
+    //Window akualisieren, refresh
+    int draw_bild() {
+        for (int i = 0; i < window_width; i++) {
+            for (int j = 0; j < window_height; j++) {
+                pixels[i][j]->set_color((*color_map)[i][j]);
+                pixels[i][j]->redraw();
+            }
         }
-
-public:
-    Pixel(int x,int y,int w,int h,int RGB) :
-            Fl_Widget(x,y,w,h,0) {
-        this->color = fl_rgb_color((uchar)((RGB&0xff000000)>>24),(uchar)((RGB&0xff0000)>>16),(uchar)((RGB&0xff00)>>8));
     }
 };
 
+//draw_bild() wird regelmaessig anrufen
+void refresh(void* pointer){
+    ((My_Window*)pointer)->draw_bild();
+    Fl::repeat_timeout(0.5, refresh,pointer);
+}
+//die Farbe von Pixels regekmaessig aendern
+void change_color(void* pointer){
+    int (*color_map)[window_width][window_height];
+    color_map = (typeof(color_map))(pointer);
+    for (int i = 0; i < 100; i++) {
+        for (int j = 0; j < 100; j++) {
+            (*color_map)[i][j] ^= 0xffff0000;
+        }
+    }
+
+    Fl::repeat_timeout(1, change_color,pointer);
+}
+
 int main(int argc, char **argv) {
-    for(int i=0;i<100;i++){
+
-        for (int j = 0; j < 100 ; j++) {
+    int color_map[window_width][window_height];
-            color_map[i][j]=0xff000000;
+
+    for (int i = 0; i < 100; i++) {
+        for (int j = 0; j < 100; j++) {
+            color_map[i][j] = 0xff000000;
         }
     }
-    My_Window* window = new My_Window(window_width, window_height, "example");
+    My_Window *window = new My_Window(window_width, window_height, "example", &color_map);
     window->begin();
-    for(int i=0;i<100;i++){
+    Fl::repeat_timeout(0.5, refresh,window);//refresh anrufen nach 0.5 sec
-        for (int j = 0; j < 100 ; j++) {
+    Fl::repeat_timeout(1,change_color, &color_map);// change_color anrufen nach 1 sec
-            new Pixel(i,j,1,1,color_map[i][j]);
+
-        }
-    }
     window->end();
-    window->show(argc,argv);
+    window->show(argc, argv);
     return Fl::run();
 } // main