void vsx_widget_base_edit::event_mouse_down(vsx_widget_distance distance,vsx_widget_coords coords,int button) {
vsx_widget::event_mouse_down(distance,coords,button);
if (!lines.size()) return;
if (button == 0) {
m_focus = this;
// caretx = floor(distance.corner.x/(font_size*0.37));
//printf("distance.corner: %f\n",distance.corner.x);
caretx = (int)floor(distance.corner.x/(font_size*0.37));
carety = (int)floor(((target_size.y-distance.corner.y)/font_size));
//printf("cx: %d, cy: %d\n",caretx, carety);
if (carety < 0) carety = 0;
if (carety > lines.size()-num_hidden_lines-1-scroll_y) carety = (int)floor(lines.size()-num_hidden_lines-1-scroll_y);
if (lines_visible.size() == lines.size())
{
if (selected_line_highlight) {
int clicked_line = 0;
clicked_line = carety + (int)scroll_y;
int real_line = 0;
int num_visible_found = 0;
while (num_visible_found < clicked_line && real_line < (int)(lines.size()-1))
{
if (lines_visible[real_line] == 0) num_visible_found++;
real_line++;
}
while (lines_visible[real_line] != 0 && real_line < (int)(lines.size()-1)) real_line++;
selected_line = real_line;
}
}
if (caretx > lines[(int)(carety+scroll_y)].size()-scroll_x) {
event_key_down(-GLFW_KEY_END,false,false,false);
}
//printf("carety: %d\n", carety);
}
if (mirror_mouse_down_object != 0) mirror_mouse_down_object->event_mouse_down(distance, coords, button);
}
bool vsx_widget_base_edit::event_key_down(signed long key, bool alt, bool ctrl, bool shift) {
if (!editing_enabled) return true;
std::vector<vsx_string>::iterator it = lines.begin();
std::vector<int>::iterator itlv = lines_visible.begin();
std::vector<vsx_string>::iterator itp = lines_p.begin();
int c2 = 0;
scroll_x = floor(scroll_x);
vsx_string tempstring;
vsx_string tempstring2;
//printf("key: %d\n",key);
if (ctrl && !alt && !shift) {
//printf("ctrl! %d\n",key);
switch(key) {
case 10:
//save();
break;
case 'v':
case 'V':
#ifdef _WIN32
HANDLE hData;
LPVOID pData;
char* pszData = 0;
HWND hwnd = GetForegroundWindow();
if (!IsClipboardFormatAvailable(CF_TEXT)) return false;
OpenClipboard(hwnd);
hData = GetClipboardData(CF_TEXT);
pData = GlobalLock(hData);
if (pszData) free(pszData);
pszData = (char*)malloc(strlen((char*)pData) + 1);
strcpy(pszData, (LPSTR)pData);
vsx_string res = pszData;
GlobalUnlock(hData);
CloseClipboard();
res = str_replace("\n","",res);
process_characters = false;
for (int i = 0; i < res.size(); ++i) {
event_key_down(res[i],false,false,false);
}
free(pszData);
process_characters = true;
process_lines();
// copying
/*HGLOBAL hData;
LPVOID pData;
OpenClipboard(hwnd);
EmptyClipboard();
hData = GlobalAlloc(GMEM_DDESHARE | GMEM_MOVEABLE,
strlen(pszData) + 1);
pData = GlobalLock(hData);
strcpy((LPSTR)pData, pszData);
GlobalUnlock(hData);
SetClipboardData(CF_TEXT, hData);
CloseClipboard();*/
#endif
break;
}
} else
switch(key) {
// arrow left
case -GLFW_KEY_LEFT:
--caretx;
if (caretx < 0) {
if (scroll_x) {
++caretx;
--scroll_x;
//fix_pos();
} else
if (carety) {
--carety;
event_key_down(-GLFW_KEY_END);
} else caretx = 0;
}
break;
// arrow right
case -GLFW_KEY_RIGHT:
++caretx;
if ((size_t)caretx > lines[carety+(int)scroll_y].size()-(int)scroll_x) {
event_key_down(-GLFW_KEY_DOWN);
event_key_down(-GLFW_KEY_HOME);
}
if (caretx > characters_width-3) {
--caretx;
++scroll_x;
}
break;
// arrow up
case -GLFW_KEY_UP:
if (!single_row) {
--carety;
if (carety < 0) {
carety = 0;
if (scroll_y) {
--scroll_y;
//fix_pos();
}
}
if ((size_t)caretx > lines[carety+(int)scroll_y].size()-(int)scroll_x)
event_key_down(-GLFW_KEY_END);
//caretx = lines[carety+(int)scroll_y].size()-(int)scroll_x;
}
break;
// page up
case -GLFW_KEY_PAGEUP:
if (!single_row) {
for (int zz = 0; zz < characters_height*0.95; ++zz) {
event_key_down(-GLFW_KEY_UP);
}
}
break;
// arrow down
case -GLFW_KEY_DOWN:
if (!single_row) {
++carety;
if (carety > lines.size()-1-scroll_y) carety = (int)((float)lines.size()-1.0f-scroll_y);
if (carety > characters_height-2) {
++scroll_y;
--carety;
}
if ((size_t)caretx > lines[carety+(int)scroll_y].size()-(int)scroll_x)
caretx = lines[carety+(int)scroll_y].size()-(int)scroll_x;
}
break;
// page down
case -GLFW_KEY_PAGEDOWN:
if (!single_row) {
for (int zz = 0; zz < characters_height*0.95; ++zz) {
event_key_down(-GLFW_KEY_DOWN,false,false,false);
}
}
break;
// home
case -GLFW_KEY_HOME:
scroll_x = 0;
caretx = 0;
//fix_pos();
break;
// end
case -GLFW_KEY_END:
caretx = lines[carety+(int)scroll_y].size()-(int)scroll_x;
//if (caretx < 0) caretx = 0;
if (caretx > characters_width-3) {
scroll_x += caretx - characters_width+3;
//fix_pos();
caretx = (int)characters_width-3;
}
if (caretx < 0) {
scroll_x += caretx-5;//lines[carety+(int)scroll_y].size()-5;
if (scroll_x < 0) scroll_x = 0;
caretx = lines[carety+(int)scroll_y].size()-(int)scroll_x;
}
//fix_pos();
break;
// backspace
case -GLFW_KEY_BACKSPACE:
if (caretx+(int)scroll_x) {
lines[carety+(int)scroll_y].erase(caretx-1+(int)scroll_x,1);
--caretx;
if (caretx < 0) {--scroll_x; ++caretx;}
process_line(carety+(int)scroll_y);
//fix_pos();
} else {
if (scroll_y+carety) {
while (c2 < carety+scroll_y) { ++c2; ++it; ++itp; ++itlv; }
//++it;
tempstring = lines[carety+(int)scroll_y];
lines.erase(it);
lines_p.erase(itp);
lines_visible.erase(itlv);
event_key_down(-GLFW_KEY_UP,false,false,false);
event_key_down(-GLFW_KEY_END,false,false,false);
lines[carety+(int)scroll_y] += tempstring;
lines_p[carety+(int)scroll_y] += tempstring;
process_line(carety+(int)scroll_y);
process_line(carety+(int)scroll_y+1);
//fix_pos();
}
}
if (mirror_keystrokes_object) mirror_keystrokes_object->event_key_down(key, alt, ctrl, shift);
break;
// delete
case -GLFW_KEY_DEL:
event_key_down(-GLFW_KEY_RIGHT,false,false,false);
event_key_down(-GLFW_KEY_BACKSPACE,false,false,false);
process_line(carety+(int)scroll_y);
if (mirror_keystrokes_object) mirror_keystrokes_object->event_key_down(key, alt, ctrl, shift);
break;
// enter
case -GLFW_KEY_ENTER:
if (single_row) {
vsx_string d;
if (command_prefix.size()) d = command_prefix+" ";
command_q_b.add_raw(d+lines[0]);
parent->vsx_command_queue_b(this);
} else {
if ((size_t)caretx+(size_t)scroll_x > lines[carety+(int)scroll_y].size()) event_key_down(-35,false,false,false);
while (c2 < carety+(int)scroll_y) { ++c2; ++it; ++itp; ++itlv; }
++it;
++itp;
++itlv;
tempstring = lines[carety+(int)scroll_y].substr(caretx+(int)scroll_x,lines[carety+(int)scroll_y].size()-(caretx+(int)scroll_x));
tempstring2 = lines[carety+(int)scroll_y].substr(0,caretx+(int)scroll_x);
lines[carety+(int)scroll_y] = tempstring2;
lines.insert(it,tempstring);
lines_visible.insert(itlv,0);
tempstring = lines_p[carety+(int)scroll_y].substr(caretx+(int)scroll_x,lines_p[carety+(int)scroll_y].size()-(caretx+(int)scroll_x));
tempstring2 = lines_p[carety+(int)scroll_y].substr(0,caretx+(int)scroll_x);
lines_p[carety+(int)scroll_y] = tempstring2;
lines_p.insert(itp,tempstring);
event_key_down(-GLFW_KEY_DOWN,false,false,false);
event_key_down(-GLFW_KEY_HOME,false,false,false);
process_line(carety-1+(int)scroll_y);
process_line(carety+(int)scroll_y);
}
if (mirror_keystrokes_object) mirror_keystrokes_object->event_key_down(key, alt, ctrl, shift);
break;
// esc
case -GLFW_KEY_ESC:
// da rest:
if (single_row) {
command_q_b.add_raw("cancel");
parent->vsx_command_queue_b(this);
} else
a_focus = k_focus = parent;
break;
default:
if (key > 0) {
if (allowed_chars.size()) {
if (allowed_chars.find(key) == -1) {
break;
}
}
lines[carety+(int)scroll_y].insert(caretx+(int)scroll_x,(char)key);
updates++;
++caretx;
if ((size_t)caretx > lines[carety+(int)scroll_y].size()-(int)scroll_x)
caretx = lines[carety+(int)scroll_y].size()-(int)scroll_x;
int t_scroll_x = (int)scroll_x;
if (caretx+(int)scroll_x > characters_width) ++scroll_x;
//fix_pos();
//cout << scroll_x - t_scroll_x << endl;
caretx -= (int)scroll_x - t_scroll_x;
process_line(carety+(int)scroll_y);
if (mirror_keystrokes_object) mirror_keystrokes_object->event_key_down(key, alt, ctrl, shift);
}
// FROO
}
calculate_scroll_size();
//process_lines();
if (longest_line-characters_width <= 0) {
scrollbar_pos_x = 0;
} else {
scrollbar_pos_x = (float)scroll_x/(longest_line-characters_width);
}
if (longest_y-characters_height <= 0) {
scrollbar_pos_y = 0;
} else {
scrollbar_pos_y = (float)scroll_y/(longest_y-characters_height);
}
//printf("scroll_x: %f scroll_y: %f\n caretx: %d carety: %d\n",scroll_x,scroll_y,caretx,carety);
return false;
}
void vsx_widget_base_edit::caret_goto_end()
{
event_key_down(-GLFW_KEY_END,false,false,false);
}
int main(void)
{
int count = 0;
int G_pressed = 0, R_pressed = 1;
char vstring[10], wstring[10];
double x1_old, y1_old;
double x2_old, y2_old;
double x1_new, y1_new;
double x2_new, y2_new;
double vx, vy, wx, wy;
double v, w;
posvel pv;
x1_old = 100.0;
y1_old = 100.0;
vx = 10.0;
vy = 5.0;
x2_old = 250.0;
y2_old = 250.0;
wx = -8.0;
wy = 4.0;
v = sqrt(pow(wx,2)+pow(wy,2));
w = sqrt(pow(vx,2)+pow(vy,2));
/* open the graphics window */
initwindow(XWINDOW, YWINDOW);
/* allow mouse operations */
initmouse();
/* allow keyboard operations */
initkeyboard();
/* create an event queue */
create_event_queue();
/* register display, mouse and keyboard as event sources */
reg_display_events();
reg_mouse_events();
reg_keyboard_events();
/* initialize the font */
initfont();
outtextxy(4,5,"To quit press left mouse button or close graphics window");
outtextxy(4,15,"To pause press right mouse button");
outtextxy(4,25,"To change ball speed use arrow keys (up/down = red, left/right = blue)");
outtextxy(4,35,"To make the red ball green press G or g ");
do
{
if (check_if_event())
{
/* wait for event */
wait_for_event();
if (event_close_display())
break;
else if (event_mouse_button_down())
{
if (event_mouse_left_button_down())
break;
else if (event_mouse_right_button_down())
wait_for_event();
}
else if (event_key_down())
{ /* change speed of first ball */
if(event_key_up_arrow())
{
vx = 1.25*vx;
vy = 1.25*vy;
}
else if(event_key_down_arrow())
{
vx = 0.75*vx;
vy = 0.75*vy;
}
else if(event_key_left_arrow())
{
wx = 0.75*wx;
wy = 0.75*wy;
}
else if(event_key_right_arrow())
{
wx = 1.25*wx;
wy = 1.25*wy;
}
if (event_key('G'))
{
G_pressed = 1;
R_pressed = 0;
}
else if (event_key('R'))
{
R_pressed = 1;
G_pressed = 0;
}
}
}
v = sqrt(pow(wx,2)+pow(wy,2));
w = sqrt(pow(vx,2)+pow(vy,2));
/* calculate new ball positions */
x1_new = x1_old + vx*TICK;
y1_new = y1_old + vy*TICK;
x2_new = x2_old + wx*TICK;
y2_new = y2_old + wy*TICK;
/* handle what to do if balls hit boundaries */
pv = hit_boundary(x1_new, vx, 1);
x1_new = pv.pos;
vx = pv.vel;
pv = hit_boundary(x2_new, wx, 1);
x2_new = pv.pos;
wx = pv.vel;
pv = hit_boundary(y1_new, vy, 0);
y1_new = pv.pos;
vy = pv.vel;
pv = hit_boundary(y2_new, wy, 0);
y2_new = pv.pos;
wy = pv.vel;
/* draw balls on screen buffer in new positions */
filled_circle(x1_new, y1_new, RADIUS , BLUE);
if (G_pressed)
filled_circle(x2_new, y2_new, RADIUS , GREEN);
else if (R_pressed)
filled_circle(x2_new, y2_new, RADIUS , RED);
/* make the balls visible on the screen display
and remove the balls in the previous positions */
sprintf(vstring, "%4.2lf", v);
sprintf(wstring, "%4.2lf", w);
setcolor(RED);
outtextxy(VEL_TEXT_X,VEL_TEXT_Y,"v = ");
/* clear area for numeric output */
filled_rectangle(VEL_TEXT_X+40, VEL_TEXT_Y-10, VEL_TEXT_X+100, VEL_TEXT_Y+20, BLACK);
outtextxy(VEL_TEXT_X+60,VEL_TEXT_Y,vstring);
setcolor(BLUE);
outtextxy(VEL_TEXT_X+120,VEL_TEXT_Y,"w = ");
/* clear area for numeric output */
filled_rectangle(VEL_TEXT_X+160, VEL_TEXT_Y-10, VEL_TEXT_X+220, VEL_TEXT_Y+20, BLACK);
outtextxy(VEL_TEXT_X+180,VEL_TEXT_Y,wstring);
update_display();
/* remove the balls in the previous positions on
the screen buffer */
filled_circle(x1_old, y1_old, RADIUS , BLACK);
filled_circle(x2_old, y2_old, RADIUS , BLACK);
/* update the old positions */
x1_old = x1_new;
y1_old = y1_new;
x2_old = x2_new;
y2_old = y2_new;
count++;
pausefor(8); /* wait 8 miliseconds */
}
while (count < MAXCOUNT);
/* close the mouse */
closemouse();
/* remove the display */
closegraph();
return 0;
}