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/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkTypes.h"
#include "SkTHash.h"
#include "Timer.h"
#include "Window_unix.h"
#include "../Application.h"
using sk_app::Application;
static double now_ms() { return SkTime::GetNSecs() * 1e-6; }
void finishWindow(sk_app::Window_unix* win) {
win->finishResize();
win->finishPaint();
}
int main(int argc, char**argv) {
Display* display = XOpenDisplay(nullptr);
Application* app = Application::Create(argc, argv, (void*)display);
double currentTime = 0.0;
double previousTime = 0.0;
// Get the file descriptor for the X display
int x11_fd = ConnectionNumber(display);
fd_set in_fds;
SkTHashSet<sk_app::Window_unix*> pendingWindows;
bool done = false;
while (!done) {
// Create a file description set containing x11_fd
FD_ZERO(&in_fds);
FD_SET(x11_fd, &in_fds);
// Set a sleep timer
struct timeval tv;
tv.tv_usec = 100;
tv.tv_sec = 0;
// Wait for an event on the file descriptor or for timer expiration
(void) select(1, &in_fds, NULL, NULL, &tv);
// Handle XEvents (if any) and flush the input
XEvent event;
while (XPending(display) && !done) {
XNextEvent(display, &event);
sk_app::Window_unix* win = sk_app::Window_unix::gWindowMap.find(event.xany.window);
// paint and resize events get collapsed
switch (event.type) {
case Expose:
win->markPendingPaint();
pendingWindows.add(win);
break;
case ConfigureNotify:
win->markPendingResize(event.xconfigurerequest.width,
event.xconfigurerequest.height);
pendingWindows.add(win);
break;
default:
if (win->handleEvent(event)) {
done = true;
}
break;
}
}
pendingWindows.foreach(finishWindow);
if (pendingWindows.count() > 0) {
previousTime = currentTime;
currentTime = now_ms();
app->onIdle(currentTime - previousTime);
}
pendingWindows.reset();
}
delete app;
XCloseDisplay(display);
return 0;
}
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