/* * $Id$ * ***** BEGIN GPL LICENSE BLOCK ***** * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software Foundation, * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. * All rights reserved. * * The Original Code is: all of this file. * * Contributor(s): none yet. * * ***** END GPL LICENSE BLOCK ***** */ /** \file ghost/GHOST_IWindow.h * \ingroup GHOST * Declaration of GHOST_IWindow interface class. */ #ifndef _GHOST_IWINDOW_H_ #define _GHOST_IWINDOW_H_ #include "STR_String.h" #include "GHOST_Rect.h" #include "GHOST_Types.h" /** * Interface for GHOST windows. * * You can create a window with the system's GHOST_ISystem::createWindow * method. * @see GHOST_ISystem#createWindow * * There are two coordinate systems: * * @author Maarten Gribnau * @date May 31, 2001 */ class GHOST_IWindow { public: /** * Destructor. */ virtual ~GHOST_IWindow() { } GHOST_IWindow() { static int id = 0; m_id = id++; } virtual int getID() { return m_id; } /** * Returns indication as to whether the window is valid. * @return The validity of the window. */ virtual bool getValid() const = 0; /** * Returns the associated OS object/handle * @return The associated OS object/handle */ virtual void* getOSWindow() const = 0; /** * Returns the type of drawing context used in this window. * @return The current type of drawing context. */ virtual GHOST_TDrawingContextType getDrawingContextType() = 0; /** * Tries to install a rendering context in this window. * @param type The type of rendering context installed. * @return Indication as to whether installation has succeeded. */ virtual GHOST_TSuccess setDrawingContextType(GHOST_TDrawingContextType type) = 0; /** * Sets the title displayed in the title bar. * @param title The title to display in the title bar. */ virtual void setTitle(const STR_String& title) = 0; /** * Returns the title displayed in the title bar. * @param title The title displayed in the title bar. */ virtual void getTitle(STR_String& title) const = 0; /** * Returns the window rectangle dimensions. * These are screen coordinates. * @param bounds The bounding rectangle of the window. */ virtual void getWindowBounds(GHOST_Rect& bounds) const = 0; /** * Returns the client rectangle dimensions. * The left and top members of the rectangle are always zero. * @param bounds The bounding rectangle of the client area of the window. */ virtual void getClientBounds(GHOST_Rect& bounds) const = 0; /** * Resizes client rectangle width. * @param width The new width of the client area of the window. */ virtual GHOST_TSuccess setClientWidth(GHOST_TUns32 width) = 0; /** * Resizes client rectangle height. * @param height The new height of the client area of the window. */ virtual GHOST_TSuccess setClientHeight(GHOST_TUns32 height) = 0; /** * Resizes client rectangle. * @param width The new width of the client area of the window. * @param height The new height of the client area of the window. */ virtual GHOST_TSuccess setClientSize(GHOST_TUns32 width, GHOST_TUns32 height) = 0; /** * Converts a point in screen coordinates to client rectangle coordinates * @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. */ virtual void screenToClient(GHOST_TInt32 inX, GHOST_TInt32 inY, GHOST_TInt32& outX, GHOST_TInt32& outY) const = 0; /** * Converts a point in screen coordinates to client rectangle coordinates * @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. */ virtual void clientToScreen(GHOST_TInt32 inX, GHOST_TInt32 inY, GHOST_TInt32& outX, GHOST_TInt32& outY) const = 0; /** * Tells if the ongoing drag'n'drop object can be accepted upon mouse drop */ virtual void setAcceptDragOperation(bool canAccept) = 0; /** * Returns acceptance of the dropped object * Usually called by the "object dropped" event handling function */ virtual bool canAcceptDragOperation() const = 0; /** * Returns the state of the window (normal, minimized, maximized). * @return The state of the window. */ virtual GHOST_TWindowState getState() const = 0; /** * Sets the state of the window (normal, minimized, maximized). * @param state The state of the window. * @return Indication of success. */ virtual GHOST_TSuccess setState(GHOST_TWindowState state) = 0; /** * Sets the window "modified" status, indicating unsaved changes * @param isUnsavedChanges Unsaved changes or not * @return Indication of success. */ virtual GHOST_TSuccess setModifiedState(bool isUnsavedChanges) = 0; /** * Gets the window "modified" status, indicating unsaved changes * @return True if there are unsaved changes */ virtual bool getModifiedState() = 0; /** * Sets the order of the window (bottom, top). * @param order The order of the window. * @return Indication of success. */ virtual GHOST_TSuccess setOrder(GHOST_TWindowOrder order) = 0; /** * Swaps front and back buffers of a window. * @return A boolean success indicator. */ virtual GHOST_TSuccess swapBuffers() = 0; /** * Activates the drawing context of this window. * @return A boolean success indicator. */ virtual GHOST_TSuccess activateDrawingContext() = 0; /** * Invalidates the contents of this window. * @return Indication of success. */ virtual GHOST_TSuccess invalidate() = 0; /** * Returns the window user data. * @return The window user data. */ virtual GHOST_TUserDataPtr getUserData() const = 0; /** * Changes the window user data. * @param data The window user data. */ virtual void setUserData(const GHOST_TUserDataPtr userData) = 0; /** * Returns the tablet data (pressure etc). * @return The tablet data (pressure etc). */ virtual const GHOST_TabletData* GetTabletData() = 0; /*************************************************************************************** ** Progress bar functionality ***************************************************************************************/ /** * Sets the progress bar value displayed in the window/application icon * @param progress The progress % */ virtual GHOST_TSuccess setProgressBar(float progress) = 0; /** * Hides the progress bar in the icon */ virtual GHOST_TSuccess endProgressBar() = 0; /*************************************************************************************** ** Cursor management functionality ***************************************************************************************/ /** * Returns the current cursor shape. * @return The current cursor shape. */ virtual GHOST_TStandardCursor getCursorShape() const = 0; /** * Set the shape of the cursor. * @param cursor The new cursor shape type id. * @return Indication of success. */ virtual GHOST_TSuccess setCursorShape(GHOST_TStandardCursor cursorShape) = 0; /** * Set the shape of the cursor to a custom cursor. * @param bitmap The bitmap data for the cursor. * @param mask The mask data for the cursor. * @param hotX The X coordinate of the cursor hotspot. * @param hotY The Y coordinate of the cursor hotspot. * @return Indication of success. */ virtual GHOST_TSuccess setCustomCursorShape(GHOST_TUns8 bitmap[16][2], GHOST_TUns8 mask[16][2], int hotX, int hotY) = 0; virtual GHOST_TSuccess setCustomCursorShape(GHOST_TUns8 *bitmap, GHOST_TUns8 *mask, int sizex, int sizey, int hotX, int hotY, int fg_color, int bg_color) = 0; /** * Returns the visibility state of the cursor. * @return The visibility state of the cursor. */ virtual bool getCursorVisibility() const = 0; /** * Shows or hides the cursor. * @param visible The new visibility state of the cursor. * @return Indication of success. */ virtual GHOST_TSuccess setCursorVisibility(bool visible) = 0; /** * Grabs the cursor for a modal operation. * @param grab The new grab state of the cursor. * @return Indication of success. */ virtual GHOST_TSuccess setCursorGrab(GHOST_TGrabCursorMode mode, GHOST_Rect *bounds) { return GHOST_kSuccess; }; private: int m_id; #ifdef WITH_CXX_GUARDEDALLOC public: void *operator new(size_t num_bytes) { return MEM_mallocN(num_bytes, "GHOST:GHOST_IWindow"); } void operator delete( void *mem ) { MEM_freeN(mem); } #endif }; #endif // _GHOST_IWINDOW_H_