Aktuellste Version der GUI-main.cpp. Farben werden nun von der
Mamory ausgelesen.
This commit is contained in:
Edgar Schkrob
parent
9bd85c5273
commit
5d55c2ec95
130
main/main.cpp
130
main/main.cpp
@ -2,10 +2,11 @@
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#include <iostream>
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#include <Fl/Fl.H>
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#include <Fl/Fl_Box.H>
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#include <Fl/Fl_Output.H>
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#include <FL/Fl_Window.H>
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#include <FL/fl_draw.H>
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#include "vkvm.hpp"
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#define window_height 600
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#define window_width 800
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@ -15,6 +16,7 @@
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/** The class inherits a char *text from the Fl_Box. It also shows the window-resolution and the mouse-position.
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* @param text: A pointer to a char-array, that can contain a text like a status or whatever you want.
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*/
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class Statusbar : public Fl_Box {
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char *text;
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public:
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@ -38,54 +40,12 @@ public:
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else
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set_text("status0");
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}
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//This function refreshes the statusbar
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//This function refreshes the statusbar.
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void refresh_label(){
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this->label(text);
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}
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};
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//Image**************************************/
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/** The Image-class draws the bitmap that it get from the Shared Memory.
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* @param *buf: A pointer to the bitmap, that the image-class has to draw. Three chars are needed to get the RGB-value of a pixel, so the size equals window_height * window_width * 3.
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*/
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class Image : public Fl_Widget {
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uchar *buf;
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//Function to draw a bitmap
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void draw() {
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fl_draw_image(buf, x(), y(), w(), h());
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}
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/** The constructor of the image class, get additional
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* @param x: The mouse-position on the x-axis.
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* @param y: The mouse-position on the y-axis:
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* @param w: The width of a single pixel,
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* @param h: The height of a single pixel.
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*/
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public:
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Image(int x, int y, int w, int h) :
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Fl_Widget(x, y, w, h, 0) {
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buf = new uchar[w * h * 3];
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/*Just an example.*/
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for (int i = 0; i < h; i++) {
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for (int j = 0; j < w; j++) {
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buf[(j + (i * w)) * 3 + 1] = 0xff;
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}
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}
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}
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/*A function to change the colors of the image-class. The colors are changing in this order: green, blue, red*/
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void change_color() {
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for (int j = 1; j < w() * h() * 3; j++) {
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if (buf[j] == 0xff) {
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buf[j] = 0;
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buf[j - 1] = 0xff;
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}
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}
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if (buf[2] == 0xff)
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buf[w() * h() * 3 - 1] = 0xff;
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}
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};
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//My_Window*************************************/
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/** The My_Windows-class generates a window, within the window it recognizes the curretn mouse-position.
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@ -95,6 +55,7 @@ public:
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* @parame y The mouse-position on the y-axis.
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* @parame button The button that was pushed last.
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*/
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class My_Window : public Fl_Window {
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int x, y, button;
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@ -133,21 +94,69 @@ class My_Window : public Fl_Window {
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/*keyboardbutton*/
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case FL_KEYBOARD:
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button = Fl::event_button();
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std::cout << "Keyboard:" << (unsigned short) button << std::endl;
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std::cout << "Keyboard:" << (unsigned short) button << " down"<<std::endl;
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return 1;
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case FL_KEYUP:
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button = Fl::event_button();
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std::cout << "Keyboard:" << (unsigned short) button << " up"<<std::endl;
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return 1;
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}
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}
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public:
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/*Constructor*/
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My_Window(int x, int y, const char *l) : Fl_Window(x, y, l) {}
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};
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//Image**************************************/
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/** The Image-class draws the bitmap that it get from the Shared Memory.
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* @param *buf: A pointer to the bitmap, that the image-class has to draw. Three chars are needed to get the RGB-value of a pixel, so the size equals window_height * window_width * 3.
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*/
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class Image : public Fl_Widget {
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uchar *buf;
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//Function to draw a bitmap
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void draw() {
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fl_draw_image(buf, x(), y(), w(), h());
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}
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/** The constructor of the image class, get additional
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* @param x: The mouse-position on the x-axis.
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* @param y: The mouse-position on the y-axis:
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* @param w: The width of a single pixel,
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* @param h: The height of a single pixel.
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*/
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public:
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Image(int x, int y, int w, int h) :
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Fl_Widget(x, y, w, h, 0) {
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buf = new uchar[w * h * 3];
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/*Just an example.*/
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for (int i = 0; i < h; i++) {
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for (int j = 0; j < w; j++) {
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buf[(j + (i * w)) * 3 + 1] = 0xff;
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}
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}
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}
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/*A function to change the colors of the image-class. It reads the colors from the Shared Memory-Class*/
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void change_color() {
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for (int i = 0; i < h(); i++) {
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for (int j = 0; j < w(); j++) {
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vkvm::Color c = vkvm::getPixel(j,i);
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buf[(i * w() + j) * 3 + 0] = c.getRed();
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buf[(i * w() + j) * 3 + 1] = c.getGreen();
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buf[(i * w() + j) * 3 + 2] = c.getBlue();
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}
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}
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}
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};
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/*Functions to refresh the image.*/
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void refresh_image(void *pointer) {
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((Image *) pointer)->redraw();
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Fl::repeat_timeout(0.5, refresh_image, pointer);//nach 0.5 sec refresh_bild(pointer) anrufen. Here pointer ist wie ein Parameter
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Fl::repeat_timeout(0.5, refresh_image, pointer);//nach 0.5 sec refresh_image(pointer) anrufen. Here pointer ist wie ein Parameter
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}
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void change_color(void *pointer) {
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@ -161,29 +170,30 @@ void refresh_statusbar(void *pointer) {
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}
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void change_status(void *pointer) {
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((Status_Leiste **) pointer)[0]->change_text();
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((Statusbar **) pointer)[0]->change_text();
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Fl::repeat_timeout(1, change_status, pointer);
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}
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//main*************************************/
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/**
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* The main function initializes all needed classes and executes the functions.
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*/
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int main(int argc, char **argv) {
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vkvm::initialize(0);
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My_Window *window = new My_Window(window_width, window_height, "example");
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Status_Leiste *status[5];
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Statusbar *status[5];
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window->begin();
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Bild *bild = new Bild(0, 30, window_width, window_height - 30);
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status[0] = new Status_Leiste(0, 0, 60, 30, "status0");
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status[1] = new Status_Leiste(60, 0, 60, 30, "status1");
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status[2] = new Status_Leiste(120, 0, 60, 30, "status2");
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status[3] = new Status_Leiste(180, 0, 60, 30, "status3");
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status[4] = new Status_Leiste(240, 0, 60, 30, "status4");
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Fl::repeat_timeout(0.5, refresh_bild, bild);
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Fl::repeat_timeout(1, change_color, bild);
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Fl::repeat_timeout(0.5, refresh_status_leiste, status);
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Image *image = new Image(0, 30, window_width, window_height - 30);
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status[0] = new Statusbar(0, 0, 60, 30, "status0");
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status[1] = new Statusbar(60, 0, 60, 30, "status1");
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status[2] = new Statusbar(120, 0, 60, 30, "status2");
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status[3] = new Statusbar(180, 0, 60, 30, "status3");
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status[4] = new Statusbar(240, 0, 60, 30, "status4");
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Fl::repeat_timeout(0.5, refresh_image, image);
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Fl::repeat_timeout(1, change_color, image);
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Fl::repeat_timeout(0.5, refresh_statusbar, status);
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Fl::repeat_timeout(1, change_status, status);
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window->end();
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window->show(argc, argv);
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return Fl::run();
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}main
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}
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