/*
  Copyright (c) 2023 Alex Diener
  
  This software is provided 'as-is', without any express or implied
  warranty. In no event will the authors be held liable for any damages
  arising from the use of this software.
  
  Permission is granted to anyone to use this software for any purpose,
  including commercial applications, and to alter it and redistribute it
  freely, subject to the following restrictions:
  
  1. The origin of this software must not be misrepresented; you must not
     claim that you wrote the original software. If you use this software
     in a product, an acknowledgment in the product documentation would be
     appreciated but is not required.
  2. Altered source versions must be plainly marked as such, and must not be
     misrepresented as being the original software.
  3. This notice may not be removed or altered from any source distribution.
  
  Alex Diener alex@ludobloom.com
*/

#ifndef __UIToolkitCursor_H__
#define __UIToolkitCursor_H__

typedef enum UIToolkit_builtInCursor {
	UIToolkitCursor_resizeTopLeft,
	UIToolkitCursor_resizeTop,
	UIToolkitCursor_resizeTopRight,
	UIToolkitCursor_resizeLeft,
	UIToolkitCursor_resizeRight,
	UIToolkitCursor_resizeBottomLeft,
	UIToolkitCursor_resizeBottom,
	UIToolkitCursor_resizeBottomRight
} UIToolkit_builtInCursor;

ShellCursorID UIToolkit_getBuiltInCursor(UIToolkit_builtInCursor cursor);

// Callback to be invoked by elements when their cursor changes at a time other than mouse movement
void UIToolkit_cursorChangeFunc(void (* callback)(void));

// Called by elements to send a notification that the cursor should be updated. Call getCursorAtPosition on the
// root element with the last mouse location to get the new cursor.
void UIToolkit_elementCursorChanged(void);

// Sets mouse delta mode to true if the stack is empty; increments stack by 1
void UIToolkit_pushMouseDeltaMode(void);

// Decrements stack by 1; sets mouse delta mode to false if the stack is empty
void UIToolkit_popMouseDeltaMode(void);

#endif