mini-led-cube/editor/event_callbacks.c

104 lines
2.5 KiB
C

#include <gtk/gtk.h>
#include <gtk/gtkgl.h>
#include <GL/glut.h>
#include <gdk/gdkkeysyms.h>
#include <stdio.h>
#include "../firmware/globals.h"
#include "config.h"
#include "input.h"
#include "display.h"
extern int lc_setFrame(unsigned long);
extern int lc_setMode(int);
extern int lc_saveFrame(unsigned long, int, int);
extern int lc_init(void);
extern int lc_close(void);
// "Live" Mode. If a user clicks a LED, the frame needs to re-send to
// the LEDCube.
void on_change_led() {
int success = lc_init();
if (success == SUCCESSFULLY_CONNECTED) {
// Reorder the frame array to a 32bit int?
unsigned long frame = 0;
gint i = 0;
for (i=0; i<27; ++i) {
frame |= (currentFrame[i] << i);
}
// Send it to the cube
lc_setFrame(frame);
}
}
// TODO: Make it work on the GUI (button etc.)
void on_change_mode(int newMode) {
lc_setMode(newMode);
}
void on_main_window_delete_event(GtkObject *object, gpointer userData) {
gtk_main_quit();
}
gboolean on_drawing_area_expose_event(GtkWidget *widget, GdkEventExpose *event, gpointer data) {
GdkGLContext *glContext = gtk_widget_get_gl_context(widget);
GdkGLDrawable *glDrawable = gtk_widget_get_gl_drawable(widget);
if (!gdk_gl_drawable_gl_begin(glDrawable, glContext)) return FALSE;
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
display(FALSE);
if (gdk_gl_drawable_is_double_buffered(glDrawable))
gdk_gl_drawable_swap_buffers(glDrawable);
else
glFlush();
gdk_gl_drawable_gl_end(glDrawable);
return FALSE;
}
void on_drawing_area_key_press_event(GtkWidget *widget, GdkEventKey *event) {
switch (event->keyval) {
case GDK_KEY_Left:
moveCameraPosition(MOVE_SPEED);
break;
case GDK_KEY_Right:
moveCameraPosition(MOVE_SPEED*-1);
break;
case GDK_KEY_Up:
moveCameraAngle(MOVE_SPEED);
break;
case GDK_KEY_Down:
moveCameraAngle(MOVE_SPEED*-1);
break;
}
gtk_widget_queue_draw_area(widget, 0, 0, WINDOW_WIDTH, WINDOW_HEIGHT);
}
void on_drawing_area_button_press_event(GtkWidget *widget, gpointer data) {
gtk_widget_grab_focus(widget);
GdkGLContext *glContext = gtk_widget_get_gl_context(widget);
GdkGLDrawable *glDrawable = gtk_widget_get_gl_drawable(widget);
gint x, y;
gtk_widget_get_pointer(widget, &x, &y);
if (!gdk_gl_drawable_gl_begin(glDrawable, glContext)) return;
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
display(TRUE);
mouse(x, y);
gdk_gl_drawable_gl_end(glDrawable);
gtk_widget_queue_draw_area(widget, 0, 0, WINDOW_WIDTH, WINDOW_HEIGHT);
}