GoaLitiuM/FlaxEngine
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Color Picker FINALLY works

Browse Source
This commit is contained in:
Menotdan
2023-05-18 21:48:47 -04:00
parent 8f6ceece10
commit cdee91f258
1 changed files with 12 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files

27
Source/Editor/Utilities/ScreenUtilities/ScreenUtilitiesLinux.cpp
View File

@@ -14,7 +14,7 @@ Color32 ScreenUtilities::GetPixelAt(int32 x, int32 y)
X11::XColor color;
Color32 outputColor;
X11::Display* display = X11::XOpenDisplay((char *) NULL);
X11::Display* display = (X11::Display*) LinuxPlatform::GetXDisplay();
int defaultScreen = X11::XDefaultScreen(display);
X11::XImage* image;
@@ -27,14 +27,13 @@ Color32 ScreenUtilities::GetPixelAt(int32 x, int32 y)
outputColor.G = color.green / 256;
outputColor.B = color.blue / 256;
X11::XCloseDisplay(display);
return outputColor;
}
Int2 ScreenUtilities::GetScreenCursorPosition()
{
Int2 cursorPosition = { 0, 0 };
X11::Display* display = X11::XOpenDisplay(NULL);
X11::Display* display = (X11::Display*) LinuxPlatform::GetXDisplay();
X11::Window rootWindow = X11::XRootWindow(display, X11::XDefaultScreen(display));
// Buffers (Some useful, some not.)
@@ -45,14 +44,13 @@ Int2 ScreenUtilities::GetScreenCursorPosition()
int gotPointer = X11::XQueryPointer(display, rootWindow, &rootWindowBuffer, &rootWindowBuffer, &rootX, &rootY, &winXBuffer, &winYBuffer, &maskBuffer);
if (!gotPointer) {
LOG(Error, "Failed to read mouse pointer (Are you using multiple displays?)");
LOG(Error, "Failed to find the mouse pointer (Are you using multiple displays?)");
return cursorPosition;
}
cursorPosition.X = rootX;
cursorPosition.Y = rootY;
X11::XCloseDisplay(display);
return cursorPosition;
}
@@ -66,34 +64,33 @@ public:
void ScreenUtilitiesLinux::xEventHandler(void* eventPtr) {
X11::XEvent* event = (X11::XEvent*) eventPtr;
LOG(Warning, "Got event. {0}", event->type);
X11::Display* display = X11::XOpenDisplay(NULL);
X11::Display* display = (X11::Display*) LinuxPlatform::GetXDisplay();
if (event->type == ButtonPress) {
LOG(Warning, "Got MOUSE CLICK event.");
LinuxPlatform::xEventRecieved.Unbind(xEventHandler); // Unbind the event, we only want to handle one click event.
Int2 cursorPosition = ScreenUtilities::GetScreenCursorPosition();
Color32 colorPicked = ScreenUtilities::GetPixelAt(cursorPosition.X, cursorPosition.Y);
ScreenUtilities::PickColorDone(colorPicked); // Run the callback for picking colors being complete.
LinuxPlatform::xEventRecieved.Unbind(xEventHandler); // Unbind the event, we only want to handle one click event
X11::XUngrabPointer(display, CurrentTime);
X11::XCloseDisplay(display);
} else
{
LOG(Warning, "Got a different event..");
X11::XCloseDisplay(display);
}
}
void ScreenUtilitiesLinux::BlockAndReadMouse()
{
X11::Display* display = X11::XOpenDisplay(NULL);
X11::Display* display = (X11::Display*) LinuxPlatform::GetXDisplay();
X11::Window rootWindow = X11::XRootWindow(display, X11::XDefaultScreen(display));
X11::Cursor cursor = XCreateFontCursor(display, 130);
int grabbedPointer = X11::XGrabPointer(display, rootWindow, 0, ButtonPressMask, GrabModeAsync, GrabModeAsync, rootWindow, cursor, CurrentTime);
if (grabbedPointer != GrabSuccess) {
LOG(Error, "Failed to grab cursor for events.");
X11::XFreeCursor(display, cursor);
return;
}
X11::XFreeCursor(display, cursor);
LinuxPlatform::xEventRecieved.Bind(xEventHandler);
}