forked from bartvdbraak/blender
844 lines
29 KiB
C
844 lines
29 KiB
C
/*
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* $Id$
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): none yet.
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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/*! \ingroup GHOST
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*
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* \file GHOST_C-api.h
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* GHOST C-API function and type declarations.
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*/
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#ifndef GHOST_C_API_H
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#define GHOST_C_API_H
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#include "GHOST_Types.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* Creates a "handle" for a C++ GHOST object.
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* A handle is just an opaque pointer to an empty struct.
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* In the API the pointer is casted to the actual C++ class.
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* \param name Name of the handle to create.
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*/
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GHOST_DECLARE_HANDLE(GHOST_SystemHandle);
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GHOST_DECLARE_HANDLE(GHOST_TimerTaskHandle);
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GHOST_DECLARE_HANDLE(GHOST_WindowHandle);
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GHOST_DECLARE_HANDLE(GHOST_EventHandle);
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GHOST_DECLARE_HANDLE(GHOST_RectangleHandle);
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GHOST_DECLARE_HANDLE(GHOST_EventConsumerHandle);
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/**
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* Definition of a callback routine that receives events.
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* @param event The event received.
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* @param userdata The callback's user data, supplied to GHOST_CreateSystem.
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*/
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typedef int (*GHOST_EventCallbackProcPtr)(GHOST_EventHandle event, GHOST_TUserDataPtr userdata);
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/**
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* Creates the one and only system.
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* @return a handle to the system.
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*/
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extern GHOST_SystemHandle GHOST_CreateSystem(void);
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/**
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* Disposes the one and only system.
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* @param systemhandle The handle to the system
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* @return An indication of success.
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*/
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extern GHOST_TSuccess GHOST_DisposeSystem(GHOST_SystemHandle systemhandle);
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/**
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* Creates an event consumer object
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* @param eventCallback The event callback routine.
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* @param userdata Pointer to user data returned to the callback routine.
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*/
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extern GHOST_EventConsumerHandle GHOST_CreateEventConsumer(GHOST_EventCallbackProcPtr eventCallback, GHOST_TUserDataPtr userdata);
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/**
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* Disposes an event consumer object
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* @param consumerhandle Handle to the event consumer.
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* @return An indication of success.
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*/
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extern GHOST_TSuccess GHOST_DisposeEventConsumer(GHOST_EventConsumerHandle consumerhandle);
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/**
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* Returns the system time.
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* Returns the number of milliseconds since the start of the system process.
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* Based on ANSI clock() routine.
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* @param systemhandle The handle to the system
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* @return The number of milliseconds.
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*/
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extern GHOST_TUns64 GHOST_GetMilliSeconds(GHOST_SystemHandle systemhandle);
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/**
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* Installs a timer.
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* Note that, on most operating systems, messages need to be processed in order
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* for the timer callbacks to be invoked.
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* @param systemhandle The handle to the system
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* @param delay The time to wait for the first call to the timerProc (in milliseconds)
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* @param interval The interval between calls to the timerProc (in milliseconds)
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* @param timerProc The callback invoked when the interval expires,
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* @param userData Placeholder for user data.
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* @return A timer task (0 if timer task installation failed).
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*/
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extern GHOST_TimerTaskHandle GHOST_InstallTimer(GHOST_SystemHandle systemhandle,
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GHOST_TUns64 delay,
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GHOST_TUns64 interval,
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GHOST_TimerProcPtr timerProc,
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GHOST_TUserDataPtr userData);
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/**
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* Removes a timer.
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* @param systemhandle The handle to the system
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* @param timerTask Timer task to be removed.
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* @return Indication of success.
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*/
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extern GHOST_TSuccess GHOST_RemoveTimer(GHOST_SystemHandle systemhandle,
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GHOST_TimerTaskHandle timertaskhandle);
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/***************************************************************************************
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** Display/window management functionality
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***************************************************************************************/
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/**
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* Returns the number of displays on this system.
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* @param systemhandle The handle to the system
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* @return The number of displays.
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*/
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extern GHOST_TUns8 GHOST_GetNumDisplays(GHOST_SystemHandle systemhandle);
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/**
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* Returns the dimensions of the main display on this system.
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* @param systemhandle The handle to the system
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* @param width A pointer the width gets put in
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* @param height A pointer the height gets put in
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* @return void.
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*/
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extern void GHOST_GetMainDisplayDimensions(GHOST_SystemHandle systemhandle,
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GHOST_TUns32* width,
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GHOST_TUns32* height);
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/**
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* Create a new window.
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* The new window is added to the list of windows managed.
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* Never explicitly delete the window, use disposeWindow() instead.
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* @param systemhandle The handle to the system
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* @param title The name of the window (displayed in the title bar of the window if the OS supports it).
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* @param left The coordinate of the left edge of the window.
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* @param top The coordinate of the top edge of the window.
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* @param width The width the window.
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* @param height The height the window.
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* @param state The state of the window when opened.
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* @param type The type of drawing context installed in this window.
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* @param stereoVisual Stereo visual for quad buffered stereo.
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* @param numOfAASamples Number of samples used for AA (zero if no AA)
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* @return A handle to the new window ( == NULL if creation failed).
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*/
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extern GHOST_WindowHandle GHOST_CreateWindow(GHOST_SystemHandle systemhandle,
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const char* title,
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GHOST_TInt32 left,
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GHOST_TInt32 top,
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GHOST_TUns32 width,
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GHOST_TUns32 height,
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GHOST_TWindowState state,
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GHOST_TDrawingContextType type,
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const int stereoVisual,
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const GHOST_TUns16 numOfAASamples);
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/**
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* Returns the window user data.
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* @param windowhandle The handle to the window
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* @return The window user data.
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*/
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extern GHOST_TUserDataPtr GHOST_GetWindowUserData(GHOST_WindowHandle windowhandle);
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/**
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* Changes the window user data.
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* @param windowhandle The handle to the window
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* @param data The window user data.
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*/
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extern void GHOST_SetWindowUserData(GHOST_WindowHandle windowhandle,
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GHOST_TUserDataPtr userdata);
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/**
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* Dispose a window.
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* @param systemhandle The handle to the system
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* @param window Handle to the window to be disposed.
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* @return Indication of success.
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*/
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extern GHOST_TSuccess GHOST_DisposeWindow(GHOST_SystemHandle systemhandle,
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GHOST_WindowHandle windowhandle);
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/**
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* Returns whether a window is valid.
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* @param systemhandle The handle to the system
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* @param window Handle to the window to be checked.
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* @return Indication of validity.
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*/
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extern int GHOST_ValidWindow(GHOST_SystemHandle systemhandle,
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GHOST_WindowHandle windowhandle);
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/**
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* Begins full screen mode.
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* @param systemhandle The handle to the system
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* @param setting The new setting of the display.
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* @return A handle to the window displayed in full screen.
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* This window is invalid after full screen has been ended.
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*/
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extern GHOST_WindowHandle GHOST_BeginFullScreen(GHOST_SystemHandle systemhandle,
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GHOST_DisplaySetting* setting,
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const int stereoVisual);
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/**
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* Ends full screen mode.
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* @param systemhandle The handle to the system
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* @return Indication of success.
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*/
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extern GHOST_TSuccess GHOST_EndFullScreen(GHOST_SystemHandle systemhandle);
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/**
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* Returns current full screen mode status.
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* @param systemhandle The handle to the system
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* @return The current status.
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*/
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extern int GHOST_GetFullScreen(GHOST_SystemHandle systemhandle);
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/***************************************************************************************
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** Event management functionality
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***************************************************************************************/
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/**
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* Retrieves events from the system and stores them in the queue.
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* @param systemhandle The handle to the system
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* @param waitForEvent Boolean to indicate that ProcessEvents should
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* wait (block) until the next event before returning.
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* @return Indication of the presence of events.
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*/
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extern int GHOST_ProcessEvents(GHOST_SystemHandle systemhandle, int waitForEvent);
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/**
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* Retrieves events from the queue and send them to the event consumers.
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* @param systemhandle The handle to the system
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* @return Indication of the presence of events.
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*/
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extern int GHOST_DispatchEvents(GHOST_SystemHandle systemhandle);
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/**
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* Adds the given event consumer to our list.
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* @param systemhandle The handle to the system
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* @param consumerhandle The event consumer to add.
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* @return Indication of success.
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*/
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extern GHOST_TSuccess GHOST_AddEventConsumer(GHOST_SystemHandle systemhandle,
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GHOST_EventConsumerHandle consumerhandle);
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/***************************************************************************************
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** Progress bar functionality
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***************************************************************************************/
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/**
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* Sets the progress bar value displayed in the window/application icon
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* @param windowhandle The handle to the window
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* @param progress The progress % (0.0 to 1.0)
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*/
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extern GHOST_TSuccess GHOST_SetProgressBar(GHOST_WindowHandle windowhandle, float progress);
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/**
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* Hides the progress bar in the icon
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* @param windowhandle The handle to the window
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*/
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extern GHOST_TSuccess GHOST_EndProgressBar(GHOST_WindowHandle windowhandle);
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/***************************************************************************************
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** N-degree of freedom device management functionality
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***************************************************************************************/
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/**
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* Open N-degree of freedom devices
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*/
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extern int GHOST_OpenNDOF(GHOST_SystemHandle systemhandle,
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GHOST_WindowHandle windowhandle,
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GHOST_NDOFLibraryInit_fp setNdofLibraryInit,
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GHOST_NDOFLibraryShutdown_fp setNdofLibraryShutdown,
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GHOST_NDOFDeviceOpen_fp setNdofDeviceOpen
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);
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/***************************************************************************************
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** Cursor management functionality
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***************************************************************************************/
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/**
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* Returns the current cursor shape.
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* @param windowhandle The handle to the window
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* @return The current cursor shape.
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*/
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extern GHOST_TStandardCursor GHOST_GetCursorShape(GHOST_WindowHandle windowhandle);
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/**
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* Set the shape of the cursor.
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* @param windowhandle The handle to the window
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* @param cursor The new cursor shape type id.
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* @return Indication of success.
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*/
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extern GHOST_TSuccess GHOST_SetCursorShape(GHOST_WindowHandle windowhandle,
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GHOST_TStandardCursor cursorshape);
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/**
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* Set the shape of the cursor to a custom cursor.
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* @param windowhandle The handle to the window
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* @param bitmap The bitmap data for the cursor.
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* @param mask The mask data for the cursor.
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* @param hotX The X coordinate of the cursor hotspot.
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* @param hotY The Y coordinate of the cursor hotspot.
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* @return Indication of success.
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*/
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extern GHOST_TSuccess GHOST_SetCustomCursorShape(GHOST_WindowHandle windowhandle,
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GHOST_TUns8 bitmap[16][2],
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GHOST_TUns8 mask[16][2],
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int hotX,
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int hotY);
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/**
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* Set the shape of the cursor to a custom cursor of specified size.
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* @param windowhandle The handle to the window
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* @param bitmap The bitmap data for the cursor.
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* @param mask The mask data for the cursor.
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* @parm sizex, sizey The size of the cursor
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* @param hotX The X coordinate of the cursor hotspot.
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* @param hotY The Y coordinate of the cursor hotspot.
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* @param fg_color, bg_color Colors of the cursor
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* @return Indication of success.
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*/
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extern GHOST_TSuccess GHOST_SetCustomCursorShapeEx(GHOST_WindowHandle windowhandle,
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GHOST_TUns8 *bitmap,
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GHOST_TUns8 *mask,
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int sizex, int sizey,
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int hotX, int hotY,
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int fg_color, int bg_color );
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/**
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* Returns the visibility state of the cursor.
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* @param windowhandle The handle to the window
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* @return The visibility state of the cursor.
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*/
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extern int GHOST_GetCursorVisibility(GHOST_WindowHandle windowhandle);
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/**
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* Shows or hides the cursor.
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* @param windowhandle The handle to the window
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* @param visible The new visibility state of the cursor.
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* @return Indication of success.
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*/
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extern GHOST_TSuccess GHOST_SetCursorVisibility(GHOST_WindowHandle windowhandle,
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int visible);
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/**
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* Returns the current location of the cursor (location in screen coordinates)
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* @param systemhandle The handle to the system
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* @param x The x-coordinate of the cursor.
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* @param y The y-coordinate of the cursor.
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* @return Indication of success.
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*/
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extern GHOST_TSuccess GHOST_GetCursorPosition(GHOST_SystemHandle systemhandle,
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GHOST_TInt32* x,
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GHOST_TInt32* y);
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/**
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* Updates the location of the cursor (location in screen coordinates).
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* Not all operating systems allow the cursor to be moved (without the input device being moved).
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* @param systemhandle The handle to the system
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* @param x The x-coordinate of the cursor.
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* @param y The y-coordinate of the cursor.
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* @return Indication of success.
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*/
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extern GHOST_TSuccess GHOST_SetCursorPosition(GHOST_SystemHandle systemhandle,
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GHOST_TInt32 x,
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GHOST_TInt32 y);
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/**
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* Grabs the cursor for a modal operation, to keep receiving
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* events when the mouse is outside the window. X11 only, others
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* do this automatically.
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* @param windowhandle The handle to the window
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* @param mode The new grab state of the cursor.
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* @param bounds The grab ragion (optional) - left,top,right,bottom
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* @return Indication of success.
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*/
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extern GHOST_TSuccess GHOST_SetCursorGrab(GHOST_WindowHandle windowhandle,
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GHOST_TGrabCursorMode mode,
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int* bounds);
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/***************************************************************************************
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** Access to mouse button and keyboard states.
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***************************************************************************************/
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/**
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* Returns the state of a modifier key (ouside the message queue).
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* @param systemhandle The handle to the system
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* @param mask The modifier key state to retrieve.
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* @param isDown Pointer to return modifier state in.
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* @return Indication of success.
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*/
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extern GHOST_TSuccess GHOST_GetModifierKeyState(GHOST_SystemHandle systemhandle,
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GHOST_TModifierKeyMask mask,
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int* isDown);
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/**
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* Returns the state of a mouse button (ouside the message queue).
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* @param systemhandle The handle to the system
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* @param mask The button state to retrieve.
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* @param isDown Pointer to return button state in.
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* @return Indication of success.
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*/
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extern GHOST_TSuccess GHOST_GetButtonState(GHOST_SystemHandle systemhandle,
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GHOST_TButtonMask mask,
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int* isDown);
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/***************************************************************************************
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** Drag'n'drop operations
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***************************************************************************************/
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/**
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* Tells if the ongoing drag'n'drop object can be accepted upon mouse drop
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*/
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extern void GHOST_setAcceptDragOperation(GHOST_WindowHandle windowhandle, GHOST_TInt8 canAccept);
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/**
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* Returns the event type.
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* @param eventhandle The handle to the event
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* @return The event type.
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*/
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extern GHOST_TEventType GHOST_GetEventType(GHOST_EventHandle eventhandle);
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/**
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* Returns the time this event was generated.
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* @param eventhandle The handle to the event
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* @return The event generation time.
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*/
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extern GHOST_TUns64 GHOST_GetEventTime(GHOST_EventHandle eventhandle);
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/**
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* Returns the window this event was generated on,
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* or NULL if it is a 'system' event.
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* @param eventhandle The handle to the event
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* @return The generating window.
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*/
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extern GHOST_WindowHandle GHOST_GetEventWindow(GHOST_EventHandle eventhandle);
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/**
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* Returns the event data.
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* @param eventhandle The handle to the event
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* @return The event data.
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*/
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extern GHOST_TEventDataPtr GHOST_GetEventData(GHOST_EventHandle eventhandle);
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/**
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* Returns the timer callback.
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* @param timertaskhandle The handle to the timertask
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* @return The timer callback.
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*/
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extern GHOST_TimerProcPtr GHOST_GetTimerProc(GHOST_TimerTaskHandle timertaskhandle);
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/**
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* Changes the timer callback.
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* @param timertaskhandle The handle to the timertask
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* @param timerProc The timer callback.
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*/
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extern void GHOST_SetTimerProc(GHOST_TimerTaskHandle timertaskhandle,
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GHOST_TimerProcPtr timerProc);
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/**
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* Returns the timer user data.
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* @param timertaskhandle The handle to the timertask
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* @return The timer user data.
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*/
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extern GHOST_TUserDataPtr GHOST_GetTimerTaskUserData(GHOST_TimerTaskHandle timertaskhandle);
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/**
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* Changes the time user data.
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* @param timertaskhandle The handle to the timertask
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* @param data The timer user data.
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*/
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extern void GHOST_SetTimerTaskUserData(GHOST_TimerTaskHandle timertaskhandle,
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GHOST_TUserDataPtr userData);
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/**
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* Returns indication as to whether the window is valid.
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* @param windowhandle The handle to the window
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* @return The validity of the window.
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*/
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extern int GHOST_GetValid(GHOST_WindowHandle windowhandle) ;
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/**
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* Returns the type of drawing context used in this window.
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* @param windowhandle The handle to the window
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* @return The current type of drawing context.
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*/
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extern GHOST_TDrawingContextType GHOST_GetDrawingContextType(GHOST_WindowHandle windowhandle);
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/**
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* Tries to install a rendering context in this window.
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* @param windowhandle The handle to the window
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* @param type The type of rendering context installed.
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* @return Indication as to whether installation has succeeded.
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*/
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extern GHOST_TSuccess GHOST_SetDrawingContextType(GHOST_WindowHandle windowhandle,
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GHOST_TDrawingContextType type);
|
|
|
|
/**
|
|
* Sets the title displayed in the title bar.
|
|
* @param windowhandle The handle to the window
|
|
* @param title The title to display in the title bar.
|
|
*/
|
|
extern void GHOST_SetTitle(GHOST_WindowHandle windowhandle,
|
|
const char* title);
|
|
|
|
/**
|
|
* Returns the title displayed in the title bar. The title
|
|
* should be free'd with free().
|
|
*
|
|
* @param windowhandle The handle to the window
|
|
* @return The title, free with free().
|
|
*/
|
|
extern char* GHOST_GetTitle(GHOST_WindowHandle windowhandle);
|
|
|
|
/**
|
|
* Returns the window rectangle dimensions.
|
|
* These are screen coordinates.
|
|
* @param windowhandle The handle to the window
|
|
* @return A handle to the bounding rectangle of the window.
|
|
*/
|
|
extern GHOST_RectangleHandle GHOST_GetWindowBounds(GHOST_WindowHandle windowhandle);
|
|
|
|
/**
|
|
* Returns the client rectangle dimensions.
|
|
* The left and top members of the rectangle are always zero.
|
|
* @param windowhandle The handle to the window
|
|
* @return A handle to the bounding rectangle of the window.
|
|
*/
|
|
extern GHOST_RectangleHandle GHOST_GetClientBounds(GHOST_WindowHandle windowhandle);
|
|
|
|
/**
|
|
* Disposes a rectangle object
|
|
* @param rectanglehandle Handle to the rectangle.
|
|
*/
|
|
void GHOST_DisposeRectangle(GHOST_RectangleHandle rectanglehandle);
|
|
|
|
/**
|
|
* Resizes client rectangle width.
|
|
* @param windowhandle The handle to the window
|
|
* @param width The new width of the client area of the window.
|
|
* @return Indication of success.
|
|
*/
|
|
extern GHOST_TSuccess GHOST_SetClientWidth(GHOST_WindowHandle windowhandle,
|
|
GHOST_TUns32 width);
|
|
|
|
/**
|
|
* Resizes client rectangle height.
|
|
* @param windowhandle The handle to the window
|
|
* @param height The new height of the client area of the window.
|
|
* @return Indication of success.
|
|
*/
|
|
extern GHOST_TSuccess GHOST_SetClientHeight(GHOST_WindowHandle windowhandle,
|
|
GHOST_TUns32 height);
|
|
|
|
/**
|
|
* Resizes client rectangle.
|
|
* @param windowhandle The handle to the window
|
|
* @param width The new width of the client area of the window.
|
|
* @param height The new height of the client area of the window.
|
|
* @return Indication of success.
|
|
*/
|
|
extern GHOST_TSuccess GHOST_SetClientSize(GHOST_WindowHandle windowhandle,
|
|
GHOST_TUns32 width,
|
|
GHOST_TUns32 height);
|
|
|
|
/**
|
|
* Converts a point in screen coordinates to client rectangle coordinates
|
|
* @param windowhandle The handle to the window
|
|
* @param inX The x-coordinate on the screen.
|
|
* @param inY The y-coordinate on the screen.
|
|
* @param outX The x-coordinate in the client rectangle.
|
|
* @param outY The y-coordinate in the client rectangle.
|
|
*/
|
|
extern void GHOST_ScreenToClient(GHOST_WindowHandle windowhandle,
|
|
GHOST_TInt32 inX,
|
|
GHOST_TInt32 inY,
|
|
GHOST_TInt32* outX,
|
|
GHOST_TInt32* outY) ;
|
|
|
|
/**
|
|
* Converts a point in screen coordinates to client rectangle coordinates
|
|
* @param windowhandle The handle to the window
|
|
* @param inX The x-coordinate in the client rectangle.
|
|
* @param inY The y-coordinate in the client rectangle.
|
|
* @param outX The x-coordinate on the screen.
|
|
* @param outY The y-coordinate on the screen.
|
|
*/
|
|
extern void GHOST_ClientToScreen(GHOST_WindowHandle windowhandle,
|
|
GHOST_TInt32 inX,
|
|
GHOST_TInt32 inY,
|
|
GHOST_TInt32* outX,
|
|
GHOST_TInt32* outY);
|
|
|
|
/**
|
|
* Returns the state of the window (normal, minimized, maximized).
|
|
* @param windowhandle The handle to the window
|
|
* @return The state of the window.
|
|
*/
|
|
extern GHOST_TWindowState GHOST_GetWindowState(GHOST_WindowHandle windowhandle);
|
|
|
|
/**
|
|
* Sets the state of the window (normal, minimized, maximized).
|
|
* @param windowhandle The handle to the window
|
|
* @param state The state of the window.
|
|
* @return Indication of success.
|
|
*/
|
|
extern GHOST_TSuccess GHOST_SetWindowState(GHOST_WindowHandle windowhandle,
|
|
GHOST_TWindowState state);
|
|
|
|
|
|
/**
|
|
* Sets the window "modified" status, indicating unsaved changes
|
|
* @param windowhandle The handle to the window
|
|
* @param isUnsavedChanges Unsaved changes or not
|
|
* @return Indication of success.
|
|
*/
|
|
extern GHOST_TSuccess GHOST_SetWindowModifiedState(GHOST_WindowHandle windowhandle,
|
|
GHOST_TUns8 isUnsavedChanges);
|
|
|
|
/**
|
|
* Sets the order of the window (bottom, top).
|
|
* @param windowhandle The handle to the window
|
|
* @param order The order of the window.
|
|
* @return Indication of success.
|
|
*/
|
|
extern GHOST_TSuccess GHOST_SetWindowOrder(GHOST_WindowHandle windowhandle,
|
|
GHOST_TWindowOrder order);
|
|
|
|
/**
|
|
* Swaps front and back buffers of a window.
|
|
* @param windowhandle The handle to the window
|
|
* @return An intean success indicator.
|
|
*/
|
|
extern GHOST_TSuccess GHOST_SwapWindowBuffers(GHOST_WindowHandle windowhandle);
|
|
|
|
/**
|
|
* Activates the drawing context of this window.
|
|
* @param windowhandle The handle to the window
|
|
* @return An intean success indicator.
|
|
*/
|
|
extern GHOST_TSuccess GHOST_ActivateWindowDrawingContext(GHOST_WindowHandle windowhandle);
|
|
|
|
/**
|
|
* Invalidates the contents of this window.
|
|
* @param windowhandle The handle to the window
|
|
* @return Indication of success.
|
|
*/
|
|
extern GHOST_TSuccess GHOST_InvalidateWindow(GHOST_WindowHandle windowhandle);
|
|
|
|
/**
|
|
* Returns the status of the tablet
|
|
* @param windowhandle The handle to the window
|
|
* @return Status of tablet
|
|
*/
|
|
extern const GHOST_TabletData *GHOST_GetTabletData(GHOST_WindowHandle windowhandle);
|
|
|
|
/**
|
|
* Access to rectangle width.
|
|
* @param rectanglehandle The handle to the rectangle
|
|
* @return width of the rectangle
|
|
*/
|
|
extern GHOST_TInt32 GHOST_GetWidthRectangle(GHOST_RectangleHandle rectanglehandle);
|
|
|
|
/**
|
|
* Access to rectangle height.
|
|
* @param rectanglehandle The handle to the rectangle
|
|
* @return height of the rectangle
|
|
*/
|
|
extern GHOST_TInt32 GHOST_GetHeightRectangle(GHOST_RectangleHandle rectanglehandle);
|
|
|
|
/**
|
|
* Gets all members of the rectangle.
|
|
* @param rectanglehandle The handle to the rectangle
|
|
* @param l Pointer to return left coordinate in.
|
|
* @param t Pointer to return top coordinate in.
|
|
* @param r Pointer to return right coordinate in.
|
|
* @param b Pointer to return bottom coordinate in.
|
|
*/
|
|
extern void GHOST_GetRectangle(GHOST_RectangleHandle rectanglehandle,
|
|
GHOST_TInt32* l,
|
|
GHOST_TInt32* t,
|
|
GHOST_TInt32* r,
|
|
GHOST_TInt32* b);
|
|
|
|
/**
|
|
* Sets all members of the rectangle.
|
|
* @param rectanglehandle The handle to the rectangle
|
|
* @param l requested left coordinate of the rectangle
|
|
* @param t requested top coordinate of the rectangle
|
|
* @param r requested right coordinate of the rectangle
|
|
* @param b requested bottom coordinate of the rectangle
|
|
*/
|
|
extern void GHOST_SetRectangle(GHOST_RectangleHandle rectanglehandle,
|
|
GHOST_TInt32 l,
|
|
GHOST_TInt32 t,
|
|
GHOST_TInt32 r,
|
|
GHOST_TInt32 b);
|
|
|
|
/**
|
|
* Returns whether this rectangle is empty.
|
|
* Empty rectangles are rectangles that have width==0 and/or height==0.
|
|
* @param rectanglehandle The handle to the rectangle
|
|
* @return intean value (true == empty rectangle)
|
|
*/
|
|
extern GHOST_TSuccess GHOST_IsEmptyRectangle(GHOST_RectangleHandle rectanglehandle);
|
|
|
|
/**
|
|
* Returns whether this rectangle is valid.
|
|
* Valid rectangles are rectangles that have m_l <= m_r and m_t <= m_b. Thus, emapty rectangles are valid.
|
|
* @param rectanglehandle The handle to the rectangle
|
|
* @return intean value (true==valid rectangle)
|
|
*/
|
|
extern GHOST_TSuccess GHOST_IsValidRectangle(GHOST_RectangleHandle rectanglehandle);
|
|
|
|
/**
|
|
* Grows (or shrinks the rectangle).
|
|
* The method avoids negative insets making the rectangle invalid
|
|
* @param rectanglehandle The handle to the rectangle
|
|
* @param i The amount of offset given to each extreme (negative values shrink the rectangle).
|
|
*/
|
|
extern void GHOST_InsetRectangle(GHOST_RectangleHandle rectanglehandle,
|
|
GHOST_TInt32 i);
|
|
|
|
/**
|
|
* Does a union of the rectangle given and this rectangle.
|
|
* The result is stored in this rectangle.
|
|
* @param rectanglehandle The handle to the rectangle
|
|
* @param r The rectangle that is input for the union operation.
|
|
*/
|
|
extern void GHOST_UnionRectangle(GHOST_RectangleHandle rectanglehandle,
|
|
GHOST_RectangleHandle anotherrectanglehandle);
|
|
|
|
/**
|
|
* Grows the rectangle to included a point.
|
|
* @param rectanglehandle The handle to the rectangle
|
|
* @param x The x-coordinate of the point.
|
|
* @param y The y-coordinate of the point.
|
|
*/
|
|
extern void GHOST_UnionPointRectangle(GHOST_RectangleHandle rectanglehandle,
|
|
GHOST_TInt32 x,
|
|
GHOST_TInt32 y);
|
|
|
|
/**
|
|
* Returns whether the point is inside this rectangle.
|
|
* Point on the boundary is considered inside.
|
|
* @param rectanglehandle The handle to the rectangle
|
|
* @param x x-coordinate of point to test.
|
|
* @param y y-coordinate of point to test.
|
|
* @return intean value (true if point is inside).
|
|
*/
|
|
extern GHOST_TSuccess GHOST_IsInsideRectangle(GHOST_RectangleHandle rectanglehandle,
|
|
GHOST_TInt32 x,
|
|
GHOST_TInt32 y);
|
|
|
|
/**
|
|
* Returns whether the rectangle is inside this rectangle.
|
|
* @param rectanglehandle The handle to the rectangle
|
|
* @param r rectangle to test.
|
|
* @return visibility (not, partially or fully visible).
|
|
*/
|
|
extern GHOST_TVisibility GHOST_GetRectangleVisibility(GHOST_RectangleHandle rectanglehandle,
|
|
GHOST_RectangleHandle anotherrectanglehandle);
|
|
|
|
/**
|
|
* Sets rectangle members.
|
|
* Sets rectangle members such that it is centered at the given location.
|
|
* @param rectanglehandle The handle to the rectangle
|
|
* @param cx requested center x-coordinate of the rectangle
|
|
* @param cy requested center y-coordinate of the rectangle
|
|
*/
|
|
extern void GHOST_SetCenterRectangle(GHOST_RectangleHandle rectanglehandle,
|
|
GHOST_TInt32 cx,
|
|
GHOST_TInt32 cy);
|
|
|
|
/**
|
|
* Sets rectangle members.
|
|
* Sets rectangle members such that it is centered at the given location,
|
|
* with the width requested.
|
|
* @param rectanglehandle The handle to the rectangle
|
|
* @param cx requested center x-coordinate of the rectangle
|
|
* @param cy requested center y-coordinate of the rectangle
|
|
* @param w requested width of the rectangle
|
|
* @param h requested height of the rectangle
|
|
*/
|
|
extern void GHOST_SetRectangleCenter(GHOST_RectangleHandle rectanglehandle,
|
|
GHOST_TInt32 cx,
|
|
GHOST_TInt32 cy,
|
|
GHOST_TInt32 w,
|
|
GHOST_TInt32 h);
|
|
|
|
/**
|
|
* Clips a rectangle.
|
|
* Updates the rectangle given such that it will fit within this one.
|
|
* This can result in an empty rectangle.
|
|
* @param rectanglehandle The handle to the rectangle
|
|
* @param r the rectangle to clip
|
|
* @return whether clipping has occurred
|
|
*/
|
|
extern GHOST_TSuccess GHOST_ClipRectangle(GHOST_RectangleHandle rectanglehandle,
|
|
GHOST_RectangleHandle anotherrectanglehandle);
|
|
|
|
/**
|
|
* Return the data from the clipboad
|
|
* @param return the selection instead, X11 only feature
|
|
* @return clipboard data
|
|
*/
|
|
extern GHOST_TUns8* GHOST_getClipboard(int selection);
|
|
|
|
/**
|
|
* Put data to the Clipboard
|
|
* @param set the selection instead, X11 only feature
|
|
*/
|
|
extern void GHOST_putClipboard(GHOST_TInt8 *buffer, int selection);
|
|
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif
|