685 lines
22 KiB
C++
685 lines
22 KiB
C++
|
#include "platform.h"
|
||
|
|
#include "engine.h"
|
||
|
|
#include "input.h"
|
||
|
|
#include "logger.h"
|
||
|
|
|
||
|
|
#include <cstring>
|
||
|
|
#include <ctime>
|
||
|
|
|
||
|
|
#include <string>
|
||
|
|
#include <algorithm>
|
||
|
|
#include <map>
|
||
|
|
|
||
|
|
#include <sys/time.h>
|
||
|
|
#include <X11/Xlib.h>
|
||
|
|
#include <X11/Xatom.h>
|
||
|
|
#include <GL/glx.h>
|
||
|
|
|
||
|
|
struct X11PlatformPrivate {
|
||
|
|
Display *display;
|
||
|
|
XVisualInfo *visual;
|
||
|
|
GLXContext glxContext;
|
||
|
|
XIM xim;
|
||
|
|
XIC xic;
|
||
|
|
Colormap colormap;
|
||
|
|
Window window;
|
||
|
|
Cursor cursor;
|
||
|
|
Atom atomDeleteWindow;
|
||
|
|
Atom atomClipboard;
|
||
|
|
Atom atomTargets;
|
||
|
|
Atom atomText;
|
||
|
|
Atom atomCompoundText;
|
||
|
|
Atom atomUTF8String;
|
||
|
|
bool visible;
|
||
|
|
bool focused;
|
||
|
|
int width;
|
||
|
|
int height;
|
||
|
|
std::string clipboardText;
|
||
|
|
std::map<int, unsigned char> keyMap;
|
||
|
|
} x11;
|
||
|
|
|
||
|
|
void Platform::init()
|
||
|
|
{
|
||
|
|
x11.display = NULL;
|
||
|
|
x11.visual = NULL;
|
||
|
|
x11.glxContext = NULL;
|
||
|
|
x11.xim = NULL;
|
||
|
|
x11.xic = NULL;
|
||
|
|
x11.colormap = None;
|
||
|
|
x11.window = None;
|
||
|
|
x11.cursor = None;
|
||
|
|
x11.visible = false;
|
||
|
|
x11.focused = false;
|
||
|
|
x11.width = 0;
|
||
|
|
x11.height = 0;
|
||
|
|
|
||
|
|
// setup keymap
|
||
|
|
x11.keyMap[XK_1] = KC_1;
|
||
|
|
x11.keyMap[XK_2] = KC_2;
|
||
|
|
x11.keyMap[XK_3] = KC_3;
|
||
|
|
x11.keyMap[XK_4] = KC_4;
|
||
|
|
x11.keyMap[XK_5] = KC_5;
|
||
|
|
x11.keyMap[XK_6] = KC_6;
|
||
|
|
x11.keyMap[XK_7] = KC_7;
|
||
|
|
x11.keyMap[XK_8] = KC_8;
|
||
|
|
x11.keyMap[XK_9] = KC_9;
|
||
|
|
x11.keyMap[XK_0] = KC_0;
|
||
|
|
|
||
|
|
x11.keyMap[XK_BackSpace] = KC_BACK;
|
||
|
|
|
||
|
|
x11.keyMap[XK_minus] = KC_MINUS;
|
||
|
|
x11.keyMap[XK_equal] = KC_EQUALS;
|
||
|
|
x11.keyMap[XK_space] = KC_SPACE;
|
||
|
|
x11.keyMap[XK_comma] = KC_COMMA;
|
||
|
|
x11.keyMap[XK_period] = KC_PERIOD;
|
||
|
|
|
||
|
|
x11.keyMap[XK_backslash] = KC_BACKSLASH;
|
||
|
|
x11.keyMap[XK_slash] = KC_SLASH;
|
||
|
|
x11.keyMap[XK_bracketleft] = KC_LBRACKET;
|
||
|
|
x11.keyMap[XK_bracketright] = KC_RBRACKET;
|
||
|
|
|
||
|
|
x11.keyMap[XK_Escape] = KC_ESCAPE;
|
||
|
|
x11.keyMap[XK_Caps_Lock] = KC_CAPITAL;
|
||
|
|
|
||
|
|
x11.keyMap[XK_Tab] = KC_TAB;
|
||
|
|
x11.keyMap[XK_Return] = KC_RETURN;
|
||
|
|
x11.keyMap[XK_Control_L] = KC_LCONTROL;
|
||
|
|
x11.keyMap[XK_Control_R] = KC_RCONTROL;
|
||
|
|
|
||
|
|
x11.keyMap[XK_colon] = KC_COLON;
|
||
|
|
x11.keyMap[XK_semicolon] = KC_SEMICOLON;
|
||
|
|
x11.keyMap[XK_apostrophe] = KC_APOSTROPHE;
|
||
|
|
x11.keyMap[XK_grave] = KC_GRAVE;
|
||
|
|
|
||
|
|
x11.keyMap[XK_b] = KC_B;
|
||
|
|
x11.keyMap[XK_a] = KC_A;
|
||
|
|
x11.keyMap[XK_c] = KC_C;
|
||
|
|
x11.keyMap[XK_d] = KC_D;
|
||
|
|
x11.keyMap[XK_e] = KC_E;
|
||
|
|
x11.keyMap[XK_f] = KC_F;
|
||
|
|
x11.keyMap[XK_g] = KC_G;
|
||
|
|
x11.keyMap[XK_h] = KC_H;
|
||
|
|
x11.keyMap[XK_i] = KC_I;
|
||
|
|
x11.keyMap[XK_j] = KC_J;
|
||
|
|
x11.keyMap[XK_k] = KC_K;
|
||
|
|
x11.keyMap[XK_l] = KC_L;
|
||
|
|
x11.keyMap[XK_m] = KC_M;
|
||
|
|
x11.keyMap[XK_n] = KC_N;
|
||
|
|
x11.keyMap[XK_o] = KC_O;
|
||
|
|
x11.keyMap[XK_p] = KC_P;
|
||
|
|
x11.keyMap[XK_q] = KC_Q;
|
||
|
|
x11.keyMap[XK_r] = KC_R;
|
||
|
|
x11.keyMap[XK_s] = KC_S;
|
||
|
|
x11.keyMap[XK_t] = KC_T;
|
||
|
|
x11.keyMap[XK_u] = KC_U;
|
||
|
|
x11.keyMap[XK_v] = KC_V;
|
||
|
|
x11.keyMap[XK_w] = KC_W;
|
||
|
|
x11.keyMap[XK_x] = KC_X;
|
||
|
|
x11.keyMap[XK_y] = KC_Y;
|
||
|
|
x11.keyMap[XK_z] = KC_Z;
|
||
|
|
|
||
|
|
x11.keyMap[XK_F1] = KC_F1;
|
||
|
|
x11.keyMap[XK_F2] = KC_F2;
|
||
|
|
x11.keyMap[XK_F3] = KC_F3;
|
||
|
|
x11.keyMap[XK_F4] = KC_F4;
|
||
|
|
x11.keyMap[XK_F5] = KC_F5;
|
||
|
|
x11.keyMap[XK_F6] = KC_F6;
|
||
|
|
x11.keyMap[XK_F7] = KC_F7;
|
||
|
|
x11.keyMap[XK_F8] = KC_F8;
|
||
|
|
x11.keyMap[XK_F9] = KC_F9;
|
||
|
|
x11.keyMap[XK_F10] = KC_F10;
|
||
|
|
x11.keyMap[XK_F11] = KC_F11;
|
||
|
|
x11.keyMap[XK_F12] = KC_F12;
|
||
|
|
x11.keyMap[XK_F13] = KC_F13;
|
||
|
|
x11.keyMap[XK_F14] = KC_F14;
|
||
|
|
x11.keyMap[XK_F15] = KC_F15;
|
||
|
|
|
||
|
|
// keypad
|
||
|
|
x11.keyMap[XK_KP_0] = KC_NUMPAD0;
|
||
|
|
x11.keyMap[XK_KP_1] = KC_NUMPAD1;
|
||
|
|
x11.keyMap[XK_KP_2] = KC_NUMPAD2;
|
||
|
|
x11.keyMap[XK_KP_3] = KC_NUMPAD3;
|
||
|
|
x11.keyMap[XK_KP_4] = KC_NUMPAD4;
|
||
|
|
x11.keyMap[XK_KP_5] = KC_NUMPAD5;
|
||
|
|
x11.keyMap[XK_KP_6] = KC_NUMPAD6;
|
||
|
|
x11.keyMap[XK_KP_7] = KC_NUMPAD7;
|
||
|
|
x11.keyMap[XK_KP_8] = KC_NUMPAD8;
|
||
|
|
x11.keyMap[XK_KP_9] = KC_NUMPAD9;
|
||
|
|
x11.keyMap[XK_KP_Add] = KC_ADD;
|
||
|
|
x11.keyMap[XK_KP_Subtract] = KC_SUBTRACT;
|
||
|
|
x11.keyMap[XK_KP_Decimal] = KC_DECIMAL;
|
||
|
|
x11.keyMap[XK_KP_Equal] = KC_NUMPADEQUALS;
|
||
|
|
x11.keyMap[XK_KP_Divide] = KC_DIVIDE;
|
||
|
|
x11.keyMap[XK_KP_Multiply] = KC_MULTIPLY;
|
||
|
|
x11.keyMap[XK_KP_Enter] = KC_NUMPADENTER;
|
||
|
|
|
||
|
|
// keypad with numlock off
|
||
|
|
x11.keyMap[XK_KP_Home] = KC_NUMPAD7;
|
||
|
|
x11.keyMap[XK_KP_Up] = KC_NUMPAD8;
|
||
|
|
x11.keyMap[XK_KP_Page_Up] = KC_NUMPAD9;
|
||
|
|
x11.keyMap[XK_KP_Left] = KC_NUMPAD4;
|
||
|
|
x11.keyMap[XK_KP_Begin] = KC_NUMPAD5;
|
||
|
|
x11.keyMap[XK_KP_Right] = KC_NUMPAD6;
|
||
|
|
x11.keyMap[XK_KP_End] = KC_NUMPAD1;
|
||
|
|
x11.keyMap[XK_KP_Down] = KC_NUMPAD2;
|
||
|
|
x11.keyMap[XK_KP_Page_Down] = KC_NUMPAD3;
|
||
|
|
x11.keyMap[XK_KP_Insert] = KC_NUMPAD0;
|
||
|
|
x11.keyMap[XK_KP_Delete] = KC_DECIMAL;
|
||
|
|
|
||
|
|
x11.keyMap[XK_Up] = KC_UP;
|
||
|
|
x11.keyMap[XK_Down] = KC_DOWN;
|
||
|
|
x11.keyMap[XK_Left] = KC_LEFT;
|
||
|
|
x11.keyMap[XK_Right] = KC_RIGHT;
|
||
|
|
|
||
|
|
x11.keyMap[XK_Page_Up] = KC_PGUP;
|
||
|
|
x11.keyMap[XK_Page_Down] = KC_PGDOWN;
|
||
|
|
x11.keyMap[XK_Home] = KC_HOME;
|
||
|
|
x11.keyMap[XK_End] = KC_END;
|
||
|
|
|
||
|
|
x11.keyMap[XK_Num_Lock] = KC_NUMLOCK;
|
||
|
|
x11.keyMap[XK_Print] = KC_SYSRQ;
|
||
|
|
x11.keyMap[XK_Scroll_Lock] = KC_SCROLL;
|
||
|
|
x11.keyMap[XK_Pause] = KC_PAUSE;
|
||
|
|
|
||
|
|
x11.keyMap[XK_Shift_R] = KC_RSHIFT;
|
||
|
|
x11.keyMap[XK_Shift_L] = KC_LSHIFT;
|
||
|
|
x11.keyMap[XK_Alt_R] = KC_RALT;
|
||
|
|
x11.keyMap[XK_Alt_L] = KC_LALT;
|
||
|
|
|
||
|
|
x11.keyMap[XK_Insert] = KC_INSERT;
|
||
|
|
x11.keyMap[XK_Delete] = KC_DELETE;
|
||
|
|
|
||
|
|
x11.keyMap[XK_Super_L] = KC_LWIN;
|
||
|
|
x11.keyMap[XK_Super_R] = KC_RWIN;
|
||
|
|
x11.keyMap[XK_Menu] = KC_APPS;
|
||
|
|
|
||
|
|
// open display
|
||
|
|
x11.display = XOpenDisplay(0);
|
||
|
|
if(!x11.display)
|
||
|
|
fatal("Failed to open X display");
|
||
|
|
|
||
|
|
// check if GLX is supported on this display
|
||
|
|
if(!glXQueryExtension(x11.display, 0, 0))
|
||
|
|
fatal("GLX not supported");
|
||
|
|
|
||
|
|
// retrieve GLX version
|
||
|
|
int glxMajor;
|
||
|
|
int glxMinor;
|
||
|
|
if(!glXQueryVersion(x11.display, &glxMajor, &glxMinor))
|
||
|
|
fatal("Unable to query GLX version");
|
||
|
|
notice("GLX version %d.%d", glxMajor, glxMinor);
|
||
|
|
|
||
|
|
// clipboard related atoms
|
||
|
|
x11.atomClipboard = XInternAtom(x11.display, "CLIPBOARD", False);
|
||
|
|
x11.atomTargets = XInternAtom(x11.display, "TARGETS", False);
|
||
|
|
x11.atomUTF8String = XInternAtom(x11.display, "UTF8_STRING", False);
|
||
|
|
x11.atomText = XInternAtom(x11.display, "TEXT", False);
|
||
|
|
x11.atomCompoundText = XInternAtom(x11.display, "COMPOUND_TEXT", False);
|
||
|
|
}
|
||
|
|
|
||
|
|
void Platform::terminate()
|
||
|
|
{
|
||
|
|
if(x11.window) {
|
||
|
|
destroyWindow();
|
||
|
|
x11.window = None;
|
||
|
|
}
|
||
|
|
|
||
|
|
// close display
|
||
|
|
if(x11.display) {
|
||
|
|
XCloseDisplay(x11.display);
|
||
|
|
x11.display = NULL;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void Platform::poll()
|
||
|
|
{
|
||
|
|
XEvent event, peekevent;
|
||
|
|
static InputEvent inputEvent;
|
||
|
|
while(XPending(x11.display) > 0) {
|
||
|
|
XNextEvent(x11.display, &event);
|
||
|
|
|
||
|
|
// call filter because xim will discard KeyPress events when keys still composing
|
||
|
|
if(XFilterEvent(&event, x11.window))
|
||
|
|
continue;
|
||
|
|
|
||
|
|
// discard events of repeated key releases
|
||
|
|
if(event.type == KeyRelease && XPending(x11.display)) {
|
||
|
|
XPeekEvent(x11.display, &peekevent);
|
||
|
|
if((peekevent.type == KeyPress) &&
|
||
|
|
(peekevent.xkey.keycode == event.xkey.keycode) &&
|
||
|
|
((peekevent.xkey.time-event.xkey.time) < 2))
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
switch(event.type) {
|
||
|
|
case ConfigureNotify:
|
||
|
|
// window resize
|
||
|
|
if(x11.width != event.xconfigure.width || x11.height != event.xconfigure.height) {
|
||
|
|
x11.width = event.xconfigure.width;
|
||
|
|
x11.height = event.xconfigure.height;
|
||
|
|
g_engine.onResize(x11.width, x11.height);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case KeyPress:
|
||
|
|
case KeyRelease: {
|
||
|
|
KeySym keysym;
|
||
|
|
char buf[32];
|
||
|
|
int len;
|
||
|
|
|
||
|
|
inputEvent.key.ctrl = (event.xkey.state & ControlMask);
|
||
|
|
inputEvent.key.shift = (event.xkey.state & ShiftMask);
|
||
|
|
inputEvent.key.alt = (event.xkey.state & Mod1Mask);
|
||
|
|
|
||
|
|
// fire enter text event
|
||
|
|
if(event.type == KeyPress && !inputEvent.key.ctrl && !inputEvent.key.alt) {
|
||
|
|
if(x11.xic) { // with xim we can get latin1 input correctly
|
||
|
|
Status status;
|
||
|
|
len = XmbLookupString(x11.xic, &event.xkey, buf, sizeof(buf), &keysym, &status);
|
||
|
|
} else { // otherwise use XLookupString, but it doesn't work right with dead keys often
|
||
|
|
static XComposeStatus compose = {NULL, 0};
|
||
|
|
len = XLookupString(&event.xkey, buf, sizeof(buf), &keysym, &compose);
|
||
|
|
}
|
||
|
|
if(len > 0 &&
|
||
|
|
// for some reason these keys produces characters and we don't want that
|
||
|
|
keysym != XK_BackSpace &&
|
||
|
|
keysym != XK_Return &&
|
||
|
|
keysym != XK_Delete &&
|
||
|
|
keysym != XK_Escape
|
||
|
|
) {
|
||
|
|
inputEvent.type = EV_TEXT_ENTER;
|
||
|
|
inputEvent.key.keychar = buf[0];
|
||
|
|
inputEvent.key.keycode = KC_UNKNOWN;
|
||
|
|
g_engine.onInputEvent(&inputEvent);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// unmask Shift/Lock to get expected results
|
||
|
|
event.xkey.state &= ~(ShiftMask | LockMask);
|
||
|
|
len = XLookupString(&event.xkey, buf, sizeof(buf), &keysym, 0);
|
||
|
|
|
||
|
|
// fire key up/down event
|
||
|
|
if(x11.keyMap.find(keysym) != x11.keyMap.end()) {
|
||
|
|
inputEvent.key.keycode = x11.keyMap[keysym];
|
||
|
|
inputEvent.type = (event.type == KeyPress) ? EV_KEY_DOWN : EV_KEY_UP;
|
||
|
|
inputEvent.key.keychar = (len > 0) ? buf[0] : 0;
|
||
|
|
g_engine.onInputEvent(&inputEvent);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
case ButtonPress:
|
||
|
|
case ButtonRelease:
|
||
|
|
switch(event.xbutton.button) {
|
||
|
|
case Button1:
|
||
|
|
inputEvent.type = (event.type == ButtonPress) ? EV_MOUSE_LDOWN : EV_MOUSE_LUP;
|
||
|
|
break;
|
||
|
|
case Button3:
|
||
|
|
inputEvent.type = (event.type == ButtonPress) ? EV_MOUSE_RDOWN : EV_MOUSE_RUP;
|
||
|
|
break;
|
||
|
|
case Button2:
|
||
|
|
inputEvent.type = (event.type == ButtonPress) ? EV_MOUSE_MDOWN : EV_MOUSE_MUP;
|
||
|
|
break;
|
||
|
|
case Button4:
|
||
|
|
inputEvent.type = EV_MOUSE_WHEEL_UP;
|
||
|
|
break;
|
||
|
|
case Button5:
|
||
|
|
inputEvent.type = EV_MOUSE_WHEEL_DOWN;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
g_engine.onInputEvent(&inputEvent);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case MotionNotify:
|
||
|
|
inputEvent.type = EV_MOUSE_MOVE;
|
||
|
|
inputEvent.mouse.x = event.xbutton.x;
|
||
|
|
inputEvent.mouse.y = event.xbutton.y;
|
||
|
|
g_engine.onInputEvent(&inputEvent);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case MapNotify:
|
||
|
|
x11.visible = true;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case UnmapNotify:
|
||
|
|
x11.visible = false;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case FocusIn:
|
||
|
|
x11.focused = true;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case FocusOut:
|
||
|
|
x11.focused = false;
|
||
|
|
break;
|
||
|
|
|
||
|
|
// clipboard data request
|
||
|
|
case SelectionRequest:
|
||
|
|
{
|
||
|
|
XEvent respond;
|
||
|
|
XSelectionRequestEvent *req = &(event.xselectionrequest);
|
||
|
|
|
||
|
|
if(req->target == x11.atomTargets ) {
|
||
|
|
Atom typeList[] = {x11.atomText, x11.atomCompoundText, x11.atomUTF8String, XA_STRING};
|
||
|
|
|
||
|
|
XChangeProperty(x11.display, req->requestor,
|
||
|
|
req->property, req->target,
|
||
|
|
8, PropModeReplace,
|
||
|
|
(unsigned char *) &typeList,
|
||
|
|
sizeof(typeList));
|
||
|
|
respond.xselection.property = req->property;
|
||
|
|
} else {
|
||
|
|
XChangeProperty(x11.display,
|
||
|
|
req->requestor,
|
||
|
|
req->property, req->target,
|
||
|
|
8,
|
||
|
|
PropModeReplace,
|
||
|
|
(unsigned char*) x11.clipboardText.c_str(),
|
||
|
|
x11.clipboardText.size());
|
||
|
|
respond.xselection.property = req->property;
|
||
|
|
}
|
||
|
|
|
||
|
|
respond.xselection.type = SelectionNotify;
|
||
|
|
respond.xselection.display = req->display;
|
||
|
|
respond.xselection.requestor = req->requestor;
|
||
|
|
respond.xselection.selection = req->selection;
|
||
|
|
respond.xselection.target = req->target;
|
||
|
|
respond.xselection.time = req->time;
|
||
|
|
XSendEvent(x11.display, req->requestor, 0, 0, &respond);
|
||
|
|
XFlush(x11.display);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
case ClientMessage:
|
||
|
|
{
|
||
|
|
if((Atom)event.xclient.data.l[0] == x11.atomDeleteWindow)
|
||
|
|
g_engine.onClose();
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
unsigned long Platform::getTicks()
|
||
|
|
{
|
||
|
|
static timeval tv;
|
||
|
|
static unsigned long firstTick = 0;
|
||
|
|
|
||
|
|
gettimeofday(&tv, 0);
|
||
|
|
if(!firstTick)
|
||
|
|
firstTick = tv.tv_sec;
|
||
|
|
|
||
|
|
return ((tv.tv_sec - firstTick) * 1000) + (tv.tv_usec / 1000);
|
||
|
|
}
|
||
|
|
|
||
|
|
void Platform::sleep(unsigned long miliseconds)
|
||
|
|
{
|
||
|
|
timespec tv;
|
||
|
|
tv.tv_sec = miliseconds / 1000;
|
||
|
|
tv.tv_nsec = (miliseconds % 1000) * 1000000;
|
||
|
|
nanosleep(&tv, NULL);
|
||
|
|
}
|
||
|
|
|
||
|
|
bool Platform::createWindow(int width, int height, int minWidth, int minHeight)
|
||
|
|
{
|
||
|
|
static int attrList[] = {
|
||
|
|
GLX_USE_GL,
|
||
|
|
GLX_RGBA,
|
||
|
|
GLX_DOUBLEBUFFER,
|
||
|
|
None
|
||
|
|
};
|
||
|
|
|
||
|
|
// choose OpenGL, RGBA, double buffered, visual
|
||
|
|
x11.visual = glXChooseVisual(x11.display, DefaultScreen(x11.display), attrList);
|
||
|
|
if(!x11.visual)
|
||
|
|
fatal("RGBA/Double buffered visual not supported");
|
||
|
|
|
||
|
|
// create GLX context
|
||
|
|
x11.glxContext = glXCreateContext(x11.display, x11.visual, 0, GL_TRUE);
|
||
|
|
if(!x11.glxContext)
|
||
|
|
fatal("Unable to create GLX context");
|
||
|
|
|
||
|
|
// color map
|
||
|
|
x11.colormap = XCreateColormap(x11.display,
|
||
|
|
RootWindow(x11.display, x11.visual->screen),
|
||
|
|
x11.visual->visual,
|
||
|
|
AllocNone);
|
||
|
|
|
||
|
|
// setup window attributes
|
||
|
|
XSetWindowAttributes wa;
|
||
|
|
wa.colormap = x11.colormap;
|
||
|
|
wa.border_pixel = 0;
|
||
|
|
wa.event_mask = KeyPressMask | KeyReleaseMask |
|
||
|
|
ButtonPressMask | ButtonReleaseMask | PointerMotionMask |
|
||
|
|
ExposureMask | VisibilityChangeMask |
|
||
|
|
StructureNotifyMask | FocusChangeMask;
|
||
|
|
|
||
|
|
// calculate center position
|
||
|
|
int x = (XDisplayHeight(x11.display, DefaultScreen(x11.display)) - width) / 2;
|
||
|
|
int y = (XDisplayHeight(x11.display, DefaultScreen(x11.display)) - height) / 2;
|
||
|
|
|
||
|
|
// create the window
|
||
|
|
x11.window = XCreateWindow(x11.display,
|
||
|
|
RootWindow(x11.display, x11.visual->screen),
|
||
|
|
x, y,
|
||
|
|
width, height,
|
||
|
|
0,
|
||
|
|
x11.visual->depth,
|
||
|
|
InputOutput,
|
||
|
|
x11.visual->visual,
|
||
|
|
CWBorderPixel | CWColormap | CWEventMask,
|
||
|
|
&wa);
|
||
|
|
|
||
|
|
if(!x11.window)
|
||
|
|
fatal("Unable to create X window");
|
||
|
|
|
||
|
|
// setup locale to en_US.ISO-8859-1 characters
|
||
|
|
// and create input context (to get special characters from input)
|
||
|
|
if(setlocale(LC_ALL, "en_US.ISO-8859-1")) {
|
||
|
|
if(XSupportsLocale()) {
|
||
|
|
XSetLocaleModifiers("");
|
||
|
|
x11.xim = XOpenIM(x11.display, NULL, NULL, NULL);
|
||
|
|
if(x11.xim) {
|
||
|
|
x11.xic = XCreateIC(x11.xim,
|
||
|
|
XNInputStyle,
|
||
|
|
XIMPreeditNothing | XIMStatusNothing,
|
||
|
|
XNClientWindow, x11.window, NULL);
|
||
|
|
if(!x11.xic)
|
||
|
|
error("Unable to create the input context");
|
||
|
|
} else
|
||
|
|
error("Failed to open an input method");
|
||
|
|
} else
|
||
|
|
error("X11 does not support the current locale");
|
||
|
|
}
|
||
|
|
else
|
||
|
|
error("Failed setting locale to latin1");
|
||
|
|
|
||
|
|
if(!x11.xic)
|
||
|
|
warning("Input of special keys maybe messed up because we couldn't create an input context");
|
||
|
|
|
||
|
|
|
||
|
|
// set window minimum size
|
||
|
|
XSizeHints xsizehints;
|
||
|
|
xsizehints.flags = PMinSize;
|
||
|
|
xsizehints.min_width = minWidth;
|
||
|
|
xsizehints.min_height= minHeight;
|
||
|
|
XSetWMSizeHints(x11.display, x11.window, &xsizehints, XA_WM_NORMAL_HINTS);
|
||
|
|
|
||
|
|
// handle delete window event
|
||
|
|
x11.atomDeleteWindow = XInternAtom(x11.display, "WM_DELETE_WINDOW", True);
|
||
|
|
XSetWMProtocols(x11.display, x11.window, &x11.atomDeleteWindow , 1);
|
||
|
|
|
||
|
|
// connect the GLX-context to the window
|
||
|
|
glXMakeCurrent(x11.display, x11.window, x11.glxContext);
|
||
|
|
|
||
|
|
x11.width = width;
|
||
|
|
x11.height = height;
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
void Platform::destroyWindow()
|
||
|
|
{
|
||
|
|
if(x11.glxContext) {
|
||
|
|
glXMakeCurrent(x11.display, None, NULL);
|
||
|
|
glXDestroyContext(x11.display, x11.glxContext);
|
||
|
|
x11.glxContext = NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
if(x11.visual) {
|
||
|
|
XFree(x11.visual);
|
||
|
|
x11.visual = NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
if(x11.colormap != None) {
|
||
|
|
XFreeColormap(x11.display, x11.colormap);
|
||
|
|
x11.colormap = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
if(x11.window != None) {
|
||
|
|
XUnmapWindow(x11.display, x11.window);
|
||
|
|
XDestroyWindow(x11.display, x11.window);
|
||
|
|
x11.window = None;
|
||
|
|
}
|
||
|
|
|
||
|
|
if(x11.xic) {
|
||
|
|
XDestroyIC(x11.xic);
|
||
|
|
x11.xic = NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
if(x11.xim) {
|
||
|
|
XCloseIM(x11.xim);
|
||
|
|
x11.xim = NULL;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void Platform::showWindow()
|
||
|
|
{
|
||
|
|
XMapWindow(x11.display, x11.window);
|
||
|
|
}
|
||
|
|
|
||
|
|
void Platform::setWindowTitle(const char *title)
|
||
|
|
{
|
||
|
|
XStoreName(x11.display, x11.window, title);
|
||
|
|
XSetIconName(x11.display, x11.window, title);
|
||
|
|
}
|
||
|
|
|
||
|
|
void *Platform::getExtensionProcAddress(const char *ext)
|
||
|
|
{
|
||
|
|
return (void*)glXGetProcAddressARB((const GLubyte*)ext);
|
||
|
|
}
|
||
|
|
|
||
|
|
bool Platform::isExtensionSupported(const char *ext)
|
||
|
|
{
|
||
|
|
const char *exts = glXQueryExtensionsString(x11.display, DefaultScreen(x11.display));
|
||
|
|
if(strstr(exts, ext))
|
||
|
|
return true;
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
const char *Platform::getTextFromClipboard()
|
||
|
|
{
|
||
|
|
Window ownerWindow = XGetSelectionOwner(x11.display, x11.atomClipboard);
|
||
|
|
if(ownerWindow == x11.window)
|
||
|
|
return x11.clipboardText.c_str();
|
||
|
|
|
||
|
|
std::string clipboard = "";
|
||
|
|
if(ownerWindow != None) {
|
||
|
|
XConvertSelection(x11.display, x11.atomClipboard, XA_STRING, 0, ownerWindow, CurrentTime);
|
||
|
|
XFlush(x11.display);
|
||
|
|
|
||
|
|
// hack to wait SelectioNotify event, otherwise we will get wrong clipboard pastes
|
||
|
|
sleep(100);
|
||
|
|
|
||
|
|
// check for data
|
||
|
|
Atom type;
|
||
|
|
int format;
|
||
|
|
unsigned long numItems, bytesLeft, dummy;
|
||
|
|
unsigned char *data;
|
||
|
|
XGetWindowProperty(x11.display, ownerWindow,
|
||
|
|
XA_STRING,
|
||
|
|
0, 0, 0,
|
||
|
|
AnyPropertyType,
|
||
|
|
&type,
|
||
|
|
&format,
|
||
|
|
&numItems,
|
||
|
|
&bytesLeft,
|
||
|
|
&data);
|
||
|
|
if(bytesLeft > 0) {
|
||
|
|
// get the data get
|
||
|
|
int result = XGetWindowProperty(x11.display, ownerWindow,
|
||
|
|
XA_STRING,
|
||
|
|
0,
|
||
|
|
bytesLeft,
|
||
|
|
0,
|
||
|
|
AnyPropertyType,
|
||
|
|
&type,
|
||
|
|
&format,
|
||
|
|
&numItems,
|
||
|
|
&dummy,
|
||
|
|
&data);
|
||
|
|
if(result == Success)
|
||
|
|
clipboard = (const char*)data;
|
||
|
|
XFree(data);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return clipboard.c_str();
|
||
|
|
}
|
||
|
|
|
||
|
|
void Platform::copyToClipboard(const char *text)
|
||
|
|
{
|
||
|
|
x11.clipboardText = text;
|
||
|
|
XSetSelectionOwner(x11.display, x11.atomClipboard, x11.window, CurrentTime);
|
||
|
|
XFlush(x11.display);
|
||
|
|
}
|
||
|
|
|
||
|
|
void Platform::hideMouseCursor()
|
||
|
|
{
|
||
|
|
if(x11.cursor == None) {
|
||
|
|
char bm[] = { 0, 0, 0, 0, 0, 0, 0, 0 };
|
||
|
|
Pixmap pix = XCreateBitmapFromData(x11.display, x11.window, bm, 8, 8);
|
||
|
|
XColor black;
|
||
|
|
memset(&black, 0, sizeof(XColor));
|
||
|
|
black.flags = DoRed | DoGreen | DoBlue;
|
||
|
|
x11.cursor = XCreatePixmapCursor(x11.display, pix, pix, &black, &black, 0, 0);
|
||
|
|
XFreePixmap(x11.display, pix);
|
||
|
|
}
|
||
|
|
XDefineCursor(x11.display, x11.window, x11.cursor);
|
||
|
|
}
|
||
|
|
|
||
|
|
void Platform::showMouseCursor()
|
||
|
|
{
|
||
|
|
XUndefineCursor(x11.display, x11.window);
|
||
|
|
if(x11.cursor != None) {
|
||
|
|
XFreeCursor(x11.display, x11.cursor);
|
||
|
|
x11.cursor = None;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void Platform::setVsync(bool enable)
|
||
|
|
{
|
||
|
|
typedef GLint (*glSwapIntervalProc)(GLint);
|
||
|
|
glSwapIntervalProc glSwapInterval = NULL;
|
||
|
|
|
||
|
|
if(isExtensionSupported("GLX_MESA_swap_control"))
|
||
|
|
glSwapInterval = (glSwapIntervalProc)getExtensionProcAddress("glXSwapIntervalMESA");
|
||
|
|
else if(isExtensionSupported("GLX_SGI_swap_control"))
|
||
|
|
glSwapInterval = (glSwapIntervalProc)getExtensionProcAddress("glXSwapIntervalSGI");
|
||
|
|
|
||
|
|
if(glSwapInterval)
|
||
|
|
glSwapInterval(enable ? 1 : 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
void Platform::swapBuffers()
|
||
|
|
{
|
||
|
|
glXSwapBuffers(x11.display, x11.window);
|
||
|
|
}
|
||
|
|
|
||
|
|
bool Platform::isWindowFocused()
|
||
|
|
{
|
||
|
|
return x11.focused;
|
||
|
|
}
|
||
|
|
|
||
|
|
bool Platform::isWindowVisible()
|
||
|
|
{
|
||
|
|
return x11.visible;
|
||
|
|
}
|