358 lines
19 KiB
C++
358 lines
19 KiB
C++
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//
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// Copyright 2020 Electronic Arts Inc.
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//
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// TiberianDawn.DLL and RedAlert.dll and corresponding source code is free
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// software: you can redistribute it and/or modify it under the terms of
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// the GNU General Public License as published by the Free Software Foundation,
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// either version 3 of the License, or (at your option) any later version.
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// TiberianDawn.DLL and RedAlert.dll and corresponding source code is distributed
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// in the hope that it will be useful, but with permitted additional restrictions
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// under Section 7 of the GPL. See the GNU General Public License in LICENSE.TXT
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// distributed with this program. You should have received a copy of the
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// GNU General Public License along with permitted additional restrictions
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// with this program. If not, see https://github.com/electronicarts/CnC_Remastered_Collection
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/* $Header: F:\projects\c&c\vcs\code\mouse.cpv 2.18 16 Oct 1995 16:49:56 JOE_BOSTIC $ */
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/***********************************************************************************************
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*** C O N F I D E N T I A L --- W E S T W O O D S T U D I O S ***
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***********************************************************************************************
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* *
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* Project Name : Command & Conquer *
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* *
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* File Name : MOUSE.CPP *
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* *
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* Programmer : Joe L. Bostic *
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* *
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* Start Date : 12/15/94 *
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* *
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* Last Update : June 30, 1995 [JLB] *
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* *
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*---------------------------------------------------------------------------------------------*
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* Functions: *
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* MouseClass::AI -- Process player input as it relates to the mouse *
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* MouseClass::Override_Mouse_Shape -- Alters the shape of the mouse. *
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* MouseClass::Init_Clear -- Sets the mouse system to a known state *
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* MouseClass::MouseClass -- Default constructor for the mouse handler class. *
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* MouseClass::One_Time -- Performs the one time initialization of the mouse system. *
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* MouseClass::Set_Default_Mouse -- Sets the mouse to match the shape specified. *
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* MouseClass::Revert_Mouse_Shape -- Reverts the mouse shape to the non overridden shape. *
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* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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#include "function.h"
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/*
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** This points to the loaded mouse shapes.
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*/
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void const * MouseClass::MouseShapes;
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/*
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** This is the timer that controls the mouse animation. It is always at a fixed
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** rate so it uses the constant system timer.
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*/
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CountDownTimerClass MouseClass::Timer;
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/*
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** This contains the value of the Virtual Function Table Pointer
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*/
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void * MouseClass::VTable;
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/***********************************************************************************************
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* MouseClass::Set_Default_Mouse -- Sets the mouse to match the shape specified. *
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* *
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* This routine is used to inform the display system as to which mouse shape is desired. *
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* *
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* INPUT: mouse -- The mouse shape number to set the mouse to. *
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* *
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* OUTPUT: none *
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* *
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* WARNINGS: none *
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* *
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* HISTORY: *
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* 09/19/1994 JLB : Created. *
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*=============================================================================================*/
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void MouseClass::Set_Default_Mouse(MouseType mouse, bool size)
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{
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NormalMouseShape = mouse;
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Override_Mouse_Shape(mouse, size);
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}
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/***********************************************************************************************
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* MouseClass::Revert_Mouse_Shape -- Reverts the mouse shape to the non overridden shape. *
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* *
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* Use this routine to cancel the effects of Override_Mouse_Shape(). It will revert the *
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* mouse back to the original shape. *
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* *
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* INPUT: none *
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* *
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* OUTPUT: none *
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* *
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* WARNINGS: none *
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* *
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* HISTORY: *
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* 03/27/1995 JLB : Created. *
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*=============================================================================================*/
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void MouseClass::Revert_Mouse_Shape(void)
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{
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Override_Mouse_Shape(NormalMouseShape, false);
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}
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void MouseClass::Mouse_Small(bool wwsmall)
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{
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MouseStruct const * control = &MouseControl[CurrentMouseShape];
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if (IsSmall == wwsmall) {
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return;
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}
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IsSmall = wwsmall;
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if (wwsmall) {
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if (control->SmallFrame != -1) {
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Set_Mouse_Cursor(control->X, control->Y, Extract_Shape(MouseShapes, control->SmallFrame + Frame/4));
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} else {
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Set_Mouse_Cursor(MouseControl[MOUSE_NORMAL].X, MouseControl[MOUSE_NORMAL].Y, Extract_Shape(MouseShapes, MOUSE_NORMAL));
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}
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} else {
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Set_Mouse_Cursor(control->X, control->Y, Extract_Shape(MouseShapes, control->StartFrame + Frame/4));
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}
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}
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/***********************************************************************************************
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* MouseClass::Override_Mouse_Shape -- Alters the shape of the mouse. *
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* *
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* This routine is used to alter the shape of the mouse as needed. *
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* Typical mouse shape change occurs when scrolling the map or *
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* selecting targets. *
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* *
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* INPUT: mouse -- The mouse shape number to use. *
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* *
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* OUTPUT: bool; Was the mouse shape changed? *
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* *
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* WARNINGS: This is not intended to be used as a means to hide the *
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* mouse. Nor will it work correctly if the mouse shape *
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* file hasn't been loaded. *
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* *
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* HISTORY: *
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* 03/10/1994 JLB : Created. *
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* 06/03/1994 JLB : Made into member function. *
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* 12/24/1994 JLB : Added small control parameter. *
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*=============================================================================================*/
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bool MouseClass::Override_Mouse_Shape(MouseType mouse, bool wwsmall)
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{
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MouseStruct const * control = &MouseControl[mouse];
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static bool startup = false;
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int baseshp;
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/*
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** Only certain mouse shapes have a small counterpart. If the requested mouse
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** shape is not one of these, then force the small size override flag to false.
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*/
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if (control->SmallFrame == -1) {
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wwsmall = false;
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}
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/*
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** If the mouse shape is going to change, then inform the mouse driver of the
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** change.
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*/
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if (!startup || (MouseShapes && ((mouse != CurrentMouseShape) || (wwsmall != IsSmall)))) {
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startup = true;
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Timer.Set(control->FrameRate);
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Frame = 0;
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#ifdef OBSOLETE
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Control.Set_Stage(0);
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int rate = Options.Normalize_Delay(control->FrameRate);
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Control.Set_Rate(MAX(rate, 1));
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#endif
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baseshp = (wwsmall) ? control->SmallFrame : control->StartFrame;
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Set_Mouse_Cursor(control->X, control->Y, Extract_Shape(MouseShapes, baseshp + Frame/4));
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CurrentMouseShape = mouse;
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IsSmall = wwsmall;
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return(true);
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}
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return(false);
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}
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/***********************************************************************************************
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* MouseClass::AI -- Process player input as it relates to the mouse *
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* *
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* This routine will is to be called once per game tick and is passed the player keyboard *
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* or mouse input code. It processes this code and updates the mouse shape as appropriate. *
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* *
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* INPUT: input -- The player input code as returned from Keyboard::Get(). *
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* *
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* x,y -- The mouse coordinate values to use. *
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* *
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* OUTPUT: none *
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* *
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* WARNINGS: none *
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* *
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* HISTORY: *
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* 12/24/1994 JLB : Created. *
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* 12/31/1994 JLB : Uses mouse coordinate parameters. *
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* 03/27/1995 JLB : New animation control. *
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* 05/28/1995 JLB : Moderates animation so is more steady regardless of speed. *
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* 06/30/1995 JLB : Uses constant timer system. *
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*=============================================================================================*/
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void MouseClass::AI(KeyNumType &input, int x, int y)
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{
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// bool doit = false;
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void *mouse_shape_ptr;
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MouseStruct const * control = &MouseControl[CurrentMouseShape];
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if (control->FrameRate && Timer.Time() == 0) {
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Frame++;
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Frame %= control->FrameCount;
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Timer.Set(control->FrameRate);
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#ifdef OBSOLETE
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Control.Set_Stage(Control.Fetch_Stage() % control->FrameCount);
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#endif
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if (!IsSmall || control->SmallFrame != -1) {
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int baseframe = (IsSmall) ? control->SmallFrame : control->StartFrame;
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mouse_shape_ptr = Extract_Shape(MouseShapes, baseframe + Frame);
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if (mouse_shape_ptr){
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Set_Mouse_Cursor(control->X, control->Y, mouse_shape_ptr);
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}
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}
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}
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ScrollClass::AI(input, x, y);
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}
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/***********************************************************************************************
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* MouseClass::MouseClass -- Default constructor for the mouse handler class. *
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* *
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* This is the default constructor for the mouse handling class. It merely sets up the *
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* mouse system to its default state. *
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* *
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* INPUT: none *
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* *
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* OUTPUT: none *
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* *
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* WARNINGS: none *
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* *
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* HISTORY: *
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* 12/24/1994 JLB : Created. *
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*=============================================================================================*/
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MouseClass::MouseClass(void)
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{
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CurrentMouseShape = MOUSE_NORMAL;
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NormalMouseShape = MOUSE_NORMAL;
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Timer.Start();
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}
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/***********************************************************************************************
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* MouseClass::One_Time -- Performs the one time initialization of the mouse system. *
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* *
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* Use this routine to load the mouse data file and perform any other necessary one time *
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* preparations for the game. *
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* *
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* INPUT: none *
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* *
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* OUTPUT: none *
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* *
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* WARNINGS: Only call this routine ONCE. *
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* *
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* HISTORY: *
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* 12/24/1994 JLB : Created. *
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*=============================================================================================*/
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void MouseClass::One_Time(void)
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{
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ScrollClass::One_Time();
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/*
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** Override the mouse shape file with the one in the current directory, but only if there
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** is an override file available.
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*/
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RawFileClass file("MOUSE.SHP");
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if (file.Is_Available()) {
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MouseShapes = Load_Alloc_Data(file);
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} else {
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MouseShapes = MixFileClass::Retrieve("MOUSE.SHP");
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}
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VTable = ((void **)(((char *)this) + sizeof(VectorClass<CellClass>) - 4))[0];
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}
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/***********************************************************************************************
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* MouseClass::Init_Clear -- Sets the mouse system to a known state *
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* *
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* This routine will reset the mouse handling system. Typically, this routine is called *
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* when preparing for the beginning of a new scenario. *
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* *
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* INPUT: theater -- The theater that the scenario will take place. *
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* *
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* OUTPUT: none *
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* *
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* WARNINGS: none *
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* *
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* HISTORY: *
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* 12/24/1994 JLB : Created. *
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*=============================================================================================*/
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void MouseClass::Init_Clear(void)
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{
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ScrollClass::Init_Clear();
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IsSmall = false;
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NormalMouseShape = MOUSE_NORMAL;
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}
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/*
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** This array of structures is used to control the mouse animation
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** sequences.
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*/
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MouseClass::MouseStruct MouseClass::MouseControl[MOUSE_COUNT] = {
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{0, 1, 0, 86, 0, 0}, // MOUSE_NORMAL
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{1, 1, 0, -1, 15, 0}, // MOUSE_N
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{2, 1, 0, -1, 29, 0}, // MOUSE_NE
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{3, 1, 0, -1, 29, 12}, // MOUSE_E
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{4, 1, 0, -1, 29, 23}, // MOUSE_SE
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{5, 1, 0, -1, 15, 23}, // MOUSE_S
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{6, 1, 0, -1, 0, 23}, // MOUSE_SW
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{7, 1, 0, -1, 0, 13}, // MOUSE_W
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{8, 1, 0, -1, 0, 0}, // MOUSE_NW
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{130, 1, 0, -1, 15, 0}, // MOUSE_NO_N
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{131, 1, 0, -1, 29, 0}, // MOUSE_NO_NE
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{132, 1, 0, -1, 29, 12}, // MOUSE_NO_E
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{133, 1, 0, -1, 29, 23}, // MOUSE_NO_SE
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{134, 1, 0, -1, 15, 23}, // MOUSE_NO_S
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{135, 1, 0, -1, 0, 23}, // MOUSE_NO_SW
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{136, 1, 0, -1, 0, 13}, // MOUSE_NO_W
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{137, 1, 0, -1, 0, 0}, // MOUSE_NO_NW
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{11, 1, 0, 27, 15, 12}, // MOUSE_NO_MOVE
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{10, 1, 0, 26, 15, 12}, // MOUSE_CAN_MOVE
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{119, 3, 4, 148, 15, 12}, // MOUSE_ENTER
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{53, 9, 4, -1, 15, 12}, // MOUSE_DEPLOY
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{12, 6, 4, -1, 15, 12}, // MOUSE_CAN_SELECT
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{18, 8, 4, 140, 15, 12}, // MOUSE_CAN_ATTACK
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{62, 24, 2, -1, 15, 12}, // MOUSE_SELL_BACK
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{154, 24, 2, -1, 15, 12}, // MOUSE_SELL_UNIT
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{29, 24, 2, -1, 15, 12}, // MOUSE_REPAIR
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{126, 1, 0, -1, 15, 12}, // MOUSE_NO_REPAIR
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{125, 1, 0, -1, 15, 12}, // MOUSE_NO_SELL_BACK
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{87, 1, 0, 151, 0, 0}, // MOUSE_RADAR_CURSOR
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{103, 16, 2, -1, 15, 12}, // MOUSE_ION_CANNON
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{96, 7, 4, -1, 15, 12}, // MOUSE_NUCLEAR_BOMB
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{88, 8, 2, -1, 15, 12}, // MOUSE_AIR_STRIKE
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{122, 3, 4, 127, 15, 12}, // MOUSE_DEMOLITIONS
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{153, 1, 0, 152, 15, 12}, // MOUSE_AREA_GUARD
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};
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